Tests: new nil exception test for CPDictionary.

Previously only a deprecation warning was issued. This warning was scheduled to be removed in Cappuccino 0.9.8, this release.

.gitignore

@@ -5,6 +5,7 @@ Demos
 ./Aristo
 WebSite
 .push-package
+*.xcodeproj*
 *.xcodeproj/*.pbxuser
 *.xcodeproj/*.perspectivev3
 xcuserdata/
@@ -15,3 +16,4 @@ xcuserdata/
 Tests/Manual/**/*.xcodeproj
 *.sublime-project
 *.sublime-workspace
+*.tm_properties

.travis.yml

@@ -1,6 +1,6 @@
 language: node_js
 node_js:
     - 0.8
-install: ./bootstrap.sh --quiet --noprompt --directory ./narwhal
+install: ./bootstrap.sh --noprompt --directory ./narwhal
 script: jake test
 env: PATH="$TRAVIS_BUILD_DIR/narwhal/bin:$PATH" CAPP_BUILD="$TRAVIS_BUILD_DIR/Build" NARWHAL_ENGINE=rhino

AppKit/CPAlert.j

@@ -41,6 +41,10 @@
 
 @global CPApp
 
+var CPAlertDelegate_alertShowHelp_              = 1 << 0,
+    CPAlertDelegate_alertDidEnd_returnCode_     = 1 << 1;
+
+@typedef CPAlertStyle
 /*
     @global
     @group CPAlertStyle
@@ -59,6 +63,62 @@ CPCriticalAlertStyle        = 2;
 
 var bottomHeight = 71;
 
+@protocol CPAlertDelegate <CPObject>
+
+@optional
+- (BOOL)alertShowHelp:(CPAlert)alert;
+- (void)alertDidEnd:(CPAlert)theAlert returnCode:(int)returnCode;
+
+@end
+
+
+@implementation _CPAlertThemeView : CPView
+
++ (CPString)defaultThemeClass
+{
+    return @"alert";
+}
+
++ (CPDictionary)themeAttributes
+{
+    return @{
+            @"size": CGSizeMake(400.0, 110.0),
+            @"content-inset": CGInsetMake(15, 15, 15, 50),
+            @"informative-offset": 6,
+            @"button-offset": 10,
+            @"message-text-alignment": CPJustifiedTextAlignment,
+            @"message-text-color": [CPColor blackColor],
+            @"message-text-font": [CPFont boldSystemFontOfSize:13.0],
+            @"message-text-shadow-color": [CPNull null],
+            @"message-text-shadow-offset": CGSizeMakeZero(),
+            @"informative-text-alignment": CPJustifiedTextAlignment,
+            @"informative-text-color": [CPColor blackColor],
+            @"informative-text-font": [CPFont systemFontOfSize:12.0],
+            @"informative-text-shadow-color": [CPNull null],
+            @"informative-text-shadow-offset": CGSizeMakeZero(),
+            @"image-offset": CGPointMake(15, 12),
+            @"information-image": [CPNull null],
+            @"warning-image": [CPNull null],
+            @"error-image": [CPNull null],
+            @"help-image": [CPNull null],
+            @"help-image-left-offset": 15,
+            @"help-image-pressed": [CPNull null],
+            @"suppression-button-y-offset": 0.0,
+            @"suppression-button-x-offset": 0.0,
+            @"default-elements-margin": 3.0,
+            @"suppression-button-text-color": [CPColor blackColor],
+            @"suppression-button-text-font": [CPFont systemFontOfSize:12.0],
+            @"suppression-button-text-shadow-color": [CPNull null],
+            @"suppression-button-text-shadow-offset": 0.0,
+            @"modal-window-button-margin-y": 0.0,
+            @"modal-window-button-margin-x": 0.0,
+            @"standard-window-button-margin-y": 0.0,
+            @"standard-window-button-margin-x": 0.0,
+        };
+}
+
+@end
+
 /*!
     @ingroup appkit
 
@@ -83,32 +143,33 @@ var bottomHeight = 71;
 */
 @implementation CPAlert : CPObject
 {
-    BOOL                _showHelp               @accessors(property=showsHelp);
-    BOOL                _showSuppressionButton  @accessors(property=showsSuppressionButton);
+    BOOL                    _showHelp                   @accessors(property=showsHelp);
+    BOOL                    _showSuppressionButton      @accessors(property=showsSuppressionButton);
 
-    CPAlertStyle        _alertStyle             @accessors(property=alertStyle);
-    CPString            _title                  @accessors(property=title);
-    CPView              _accessoryView          @accessors(property=accessoryView);
-    CPImage             _icon                   @accessors(property=icon);
+    CPAlertStyle            _alertStyle                 @accessors(property=alertStyle);
+    CPString                _title                      @accessors(property=title);
+    CPView                  _accessoryView              @accessors(property=accessoryView);
+    CPImage                 _icon                       @accessors(property=icon);
 
-    CPArray             _buttons                @accessors(property=buttons, readonly);
-    CPCheckBox          _suppressionButton      @accessors(property=suppressionButton, readonly);
+    CPArray                 _buttons                    @accessors(property=buttons, readonly);
+    CPCheckBox              _suppressionButton          @accessors(property=suppressionButton, readonly);
 
-    id                  _delegate               @accessors(property=delegate);
-    id                  _modalDelegate;
-    SEL                 _didEndSelector         @accessors(property=didEndSelector);
-    Function            _didEndBlock;
+    id <CPAlertDelegate>    _delegate                   @accessors(property=delegate);
+    id                      _modalDelegate;
+    SEL                     _didEndSelector             @accessors(property=didEndSelector);
+    Function                _didEndBlock;
+    unsigned                _implementedDelegateMethods;
 
-    _CPAlertThemeView   _themeView              @accessors(property=themeView, readonly);
-    CPWindow            _window                 @accessors(property=window, readonly);
-    int                 _defaultWindowStyle;
+    _CPAlertThemeView       _themeView                  @accessors(property=themeView, readonly);
+    CPWindow                _window                     @accessors(property=window, readonly);
+    int                     _defaultWindowStyle;
 
-    CPImageView         _alertImageView;
-    CPTextField         _informativeLabel;
-    CPTextField         _messageLabel;
-    CPButton            _alertHelpButton;
+    CPImageView             _alertImageView;
+    CPTextField             _informativeLabel;
+    CPTextField             _messageLabel;
+    CPButton                _alertHelpButton;
 
-    BOOL                _needsLayout;
+    BOOL                    _needsLayout;
 }
 
 #pragma mark Creating Alerts
@@ -187,6 +248,30 @@ var bottomHeight = 71;
     return self;
 }
 
+
+#pragma mark -
+#pragma mark Delegate
+
+/*!
+    Set the delegate of the receiver
+    @param aDelegate the delegate object for the alert.
+*/
+- (void)setDelegate:(id <CPAlertDelegate>)aDelegate
+{
+    if (_delegate === aDelegate)
+        return;
+
+    _delegate = aDelegate;
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(alertShowHelp:)])
+        _implementedDelegateMethods |= CPAlertDelegate_alertShowHelp_;
+
+    if ([_delegate respondsToSelector:@selector(alertDidEnd:returnCode:)])
+        _implementedDelegateMethods |= CPAlertDelegate_alertDidEnd_returnCode_;
+}
+
+
 #pragma mark Accessors
 
 - (CPTheme)theme
@@ -219,7 +304,7 @@ var bottomHeight = 71;
     [_themeView setValue:aValue forThemeAttribute:aName];
 }
 
-- (void)setValue:(id)aValue forThemeAttribute:(CPString)aName inState:(CPThemeState)aState
+- (void)setValue:(id)aValue forThemeAttribute:(CPString)aName inState:(ThemeState)aState
 {
     [_themeView setValue:aValue forThemeAttribute:aName inState:aState];
 }
@@ -696,8 +781,7 @@ var bottomHeight = 71;
 */
 - (@action)_showHelp:(id)aSender
 {
-    if ([_delegate respondsToSelector:@selector(alertShowHelp:)])
-        [_delegate alertShowHelp:self];
+    [self _sendDelegateAlertShowHelp];
 }
 
 /*
@@ -743,56 +827,38 @@ var bottomHeight = 71;
     {
         if (_didEndSelector)
             objj_msgSend(_delegate, _didEndSelector, self, returnCode);
-        else if ([_delegate respondsToSelector:@selector(alertDidEnd:returnCode:)])
-            [_delegate alertDidEnd:self returnCode:returnCode];
+        else
+            [self _sendDelegateAlertDidEndReturnCode:returnCode];
     }
 }
 
 @end
 
-@implementation _CPAlertThemeView : CPView
 
-+ (CPString)defaultThemeClass
+@implementation CPAlert (CPAlertDelegate)
+
+/*!
+    @ignore
+    Call the delegate alertDidEnd:returnCode
+*/
+- (void)_sendDelegateAlertDidEndReturnCode:(int)returnCode
 {
-    return @"alert";
+    if (!(_implementedDelegateMethods & CPAlertDelegate_alertDidEnd_returnCode_))
+        return;
+
+    [_delegate alertDidEnd:self returnCode:returnCode];
 }
 
-+ (CPDictionary)themeAttributes
+/*!
+    @ignore
+    Call the delegate alertShowHelp:
+*/
+- (BOOL)_sendDelegateAlertShowHelp
 {
-    return @{
-            @"size": CGSizeMake(400.0, 110.0),
-            @"content-inset": CGInsetMake(15, 15, 15, 50),
-            @"informative-offset": 6,
-            @"button-offset": 10,
-            @"message-text-alignment": CPJustifiedTextAlignment,
-            @"message-text-color": [CPColor blackColor],
-            @"message-text-font": [CPFont boldSystemFontOfSize:13.0],
-            @"message-text-shadow-color": [CPNull null],
-            @"message-text-shadow-offset": CGSizeMakeZero(),
-            @"informative-text-alignment": CPJustifiedTextAlignment,
-            @"informative-text-color": [CPColor blackColor],
-            @"informative-text-font": [CPFont systemFontOfSize:12.0],
-            @"informative-text-shadow-color": [CPNull null],
-            @"informative-text-shadow-offset": CGSizeMakeZero(),
-            @"image-offset": CGPointMake(15, 12),
-            @"information-image": [CPNull null],
-            @"warning-image": [CPNull null],
-            @"error-image": [CPNull null],
-            @"help-image": [CPNull null],
-            @"help-image-left-offset": 15,
-            @"help-image-pressed": [CPNull null],
-            @"suppression-button-y-offset": 0.0,
-            @"suppression-button-x-offset": 0.0,
-            @"default-elements-margin": 3.0,
-            @"suppression-button-text-color": [CPColor blackColor],
-            @"suppression-button-text-font": [CPFont systemFontOfSize:12.0],
-            @"suppression-button-text-shadow-color": [CPNull null],
-            @"suppression-button-text-shadow-offset": 0.0,
-            @"modal-window-button-margin-y": 0.0,
-            @"modal-window-button-margin-x": 0.0,
-            @"standard-window-button-margin-y": 0.0,
-            @"standard-window-button-margin-x": 0.0,
-        };
+    if (!(_implementedDelegateMethods & CPAlertDelegate_alertShowHelp_))
+        return YES;
+
+    return [_delegate alertShowHelp:self];
 }
 
 @end

AppKit/CPAnimation.j

@@ -26,25 +26,26 @@
 @import "CAMediaTimingFunction.j"
 
 
-/*
-    @global
-    @group CPAnimationCurve
-*/
+@protocol CPAnimationDelegate <CPObject>
+
+@optional
+- (BOOL)animationShouldStart:(CPAnimation)animation;
+- (float)animation:(CPAnimation)animation valueForProgress:(float)progress;
+- (void)animationDidEnd:(CPAnimation)animation;
+- (void)animationDidStop:(CPAnimation)animation;
+
+@end
+
+
+var CPAnimationDelegate_animationShouldStart_       = 1 << 1,
+    CPAnimationDelegate_animation_valueForProgress_ = 1 << 2,
+    CPAnimationDelegate_animationDidEnd_            = 1 << 3,
+    CPAnimationDelegate_animationDidStop_           = 1 << 4;
+
+@typedef CPAnimationCurve
 CPAnimationEaseInOut    = 0;
-/*
-    @global
-    @group CPAnimationCurve
-*/
 CPAnimationEaseIn       = 1;
-/*
-    @global
-    @group CPAnimationCurve
-*/
 CPAnimationEaseOut      = 2;
-/*
-    @global
-    @group CPAnimationCurve
-*/
 CPAnimationLinear       = 3;
 
 ACTUAL_FRAME_RATE = 0;
@@ -80,17 +81,18 @@ ACTUAL_FRAME_RATE = 0;
 */
 @implementation CPAnimation : CPObject
 {
-    CPTimeInterval          _lastTime;
-    CPTimeInterval          _duration;
+    CPTimeInterval              _lastTime;
+    CPTimeInterval              _duration;
 
-    CPAnimationCurve        _animationCurve;
-    CAMediaTimingFunction   _timingFunction;
+    CPAnimationCurve            _animationCurve;
+    CAMediaTimingFunction       _timingFunction;
 
-    float                   _frameRate;
-    float                   _progress;
+    float                       _frameRate;
+    float                       _progress;
 
-    id                      _delegate;
-    CPTimer                 _timer;
+    id <CPAnimationDelegate>    _delegate;
+    CPTimer                     _timer;
+    unsigned                    _implementedDelegateMethods;
 }
 
 /*!
@@ -214,9 +216,25 @@ ACTUAL_FRAME_RATE = 0;
     Sets the animation's delegate.
     @param aDelegate the new delegate
 */
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPAnimationDelegate>)aDelegate
 {
+    if (_delegate === aDelegate)
+        return;
+
     _delegate = aDelegate;
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(animationShouldStart:)])
+        _implementedDelegateMethods |= CPAnimationDelegate_animationShouldStart_;
+
+    if ([_delegate respondsToSelector:@selector(animationDidEnd:)])
+        _implementedDelegateMethods |= CPAnimationDelegate_animationDidEnd_;
+
+    if ([_delegate respondsToSelector:@selector(animationDidStop:)])
+        _implementedDelegateMethods |= CPAnimationDelegate_animationDidStop_;
+
+    if ([_delegate respondsToSelector:@selector(animation:valueForProgress:)])
+        _implementedDelegateMethods |= CPAnimationDelegate_animation_valueForProgress_;
 }
 
 /*!
@@ -227,7 +245,7 @@ ACTUAL_FRAME_RATE = 0;
 - (void)startAnimation
 {
     // If we're already animating, or our delegate stops us, animate.
-    if (_timer || _delegate && [_delegate respondsToSelector:@selector(animationShouldStart:)] && ![_delegate animationShouldStart:self])
+    if (_timer || ![self _sendDelegateAnimationShouldStart])
         return;
 
     if (_progress === 1.0)
@@ -236,7 +254,7 @@ ACTUAL_FRAME_RATE = 0;
     ACTUAL_FRAME_RATE = 0;
     _lastTime = new Date();
 
-    var timerInterval = _frameRate <= 0.0 ? 0.0001 : 1.0/_frameRate;
+    var timerInterval = _frameRate <= 0.0 ? 0.0001 : 1.0 / _frameRate;
 
     _timer = [CPTimer scheduledTimerWithTimeInterval:timerInterval target:self selector:@selector(animationTimerDidFire:) userInfo:nil repeats:YES];
 }
@@ -260,8 +278,7 @@ ACTUAL_FRAME_RATE = 0;
         [_timer invalidate];
         _timer = nil;
 
-        if ([_delegate respondsToSelector:@selector(animationDidEnd:)])
-            [_delegate animationDidEnd:self];
+        [self _sendDelegateAnimationDidEnd];
     }
 }
 
@@ -276,8 +293,7 @@ ACTUAL_FRAME_RATE = 0;
     [_timer invalidate];
     _timer = nil;
 
-    if ([_delegate respondsToSelector:@selector(animationDidStop:)])
-        [_delegate animationDidStop:self];
+    [self _sendDelegateAnimationDidStop];
 }
 
 /*!
@@ -313,8 +329,8 @@ ACTUAL_FRAME_RATE = 0;
 {
     var t = [self currentProgress];
 
-    if ([_delegate respondsToSelector:@selector(animation:valueForProgress:)])
-        return [_delegate animation:self valueForProgress:t];
+    if ([self _delegateRespondsToAnimationValueForProgress])
+        return [self _sendDelegateAnimationValueForProgress:t];
 
     if (_animationCurve == CPAnimationLinear)
         return t;
@@ -330,6 +346,68 @@ ACTUAL_FRAME_RATE = 0;
 
 @end
 
+
+@implementation CPAnimation (CPAnimationDelegate)
+
+/*!
+    @ignore
+    Check if the delegate responds to animation:valueForProgress:
+*/
+- (BOOL)_delegateRespondsToAnimationValueForProgress
+{
+    return _implementedDelegateMethods & CPAnimationDelegate_animation_valueForProgress_;
+}
+
+/*!
+    @ignore
+    Call delegate animationShouldStart:
+*/
+- (BOOL)_sendDelegateAnimationShouldStart
+{
+    if (!(_implementedDelegateMethods & CPAnimationDelegate_animationShouldStart_))
+        return YES;
+
+    return [_delegate animationShouldStart:self];
+}
+
+/*!
+    @ignore
+    Call delegate animation:valueForProgress:
+*/
+- (float)_sendDelegateAnimationValueForProgress:(float)aProgress
+{
+    if (!(_implementedDelegateMethods & CPAnimationDelegate_animation_valueForProgress_))
+        return aProgress;
+
+    return [_delegate animation:self valueForProgress:aProgress];
+}
+
+/*!
+    @ignore
+    Call delegate animationDidEnd:
+*/
+- (void)_sendDelegateAnimationDidEnd
+{
+    if (!(_implementedDelegateMethods & CPAnimationDelegate_animationDidEnd_))
+        return;
+
+    [_delegate animationDidEnd:self];
+}
+
+/*!
+    @ignore
+    Call delegate animationDidStop:
+*/
+- (void)_sendDelegateAnimationDidStop
+{
+    if (!(_implementedDelegateMethods & CPAnimationDelegate_animationDidStop_))
+        return;
+
+    [_delegate animationDidStop:self];
+}
+
+@end
+
 // currently used function to determine time
 // 1:1 conversion to js from webkit source files
 // UnitBezier.h, WebCore_animation_AnimationBase.cpp

AppKit/CPApplication.j

@@ -37,10 +37,27 @@
 @import "CPWindowController.j"
 @import "_CPPopoverWindow.j"
 
+@typedef CPModalSession
+
 var CPMainCibFile               = @"CPMainCibFile",
     CPMainCibFileHumanFriendly  = @"Main cib file base name",
     CPEventModifierFlags = 0;
 
+
+@protocol CPApplicationDelegate <CPObject>
+
+@optional
+- (void)applicationDidBecomeActive:(CPNotification)aNotification;
+- (void)applicationDidChangeScreenParameters:(CPNotification)aNotification;
+- (void)applicationDidFinishLaunching:(CPNotification)aNotification;
+- (void)applicationDidResignActive:(CPNotification)aNotification;
+- (void)applicationWillBecomeActive:(CPNotification)aNotification;
+- (void)applicationWillFinishLaunching:(CPNotification)aNotification;
+- (void)applicationWillResignActive:(CPNotification)aNotification;
+- (void)applicationWillTerminate:(CPNotification)aNotification;
+
+@end
+
 /*!
     @ingroup appkit
     @class CPApplication
@@ -68,36 +85,36 @@ var CPMainCibFile               = @"CPMainCibFile",
 */
 @implementation CPApplication : CPResponder
 {
-    CPArray                 _eventListeners;
-    int                     _eventListenerInsertionIndex;
+    CPArray                     _eventListeners;
+    int                         _eventListenerInsertionIndex;
 
-    CPEvent                 _currentEvent;
-    CPWindow                _lastMouseMoveWindow;
+    CPEvent                     _currentEvent;
+    CPWindow                    _lastMouseMoveWindow;
 
-    CPArray                 _windows;
-    CPWindow                _keyWindow;
-    CPWindow                _mainWindow;
-    CPWindow                _previousKeyWindow;
-    CPWindow                _previousMainWindow;
+    CPArray                     _windows;
+    CPWindow                    _keyWindow;
+    CPWindow                    _mainWindow;
+    CPWindow                    _previousKeyWindow;
+    CPWindow                    _previousMainWindow;
 
-    CPDocumentController    _documentController;
+    CPDocumentController        _documentController;
 
-    CPModalSession          _currentSession;
+    CPModalSession              _currentSession;
 
     //
-    id                      _delegate;
-    BOOL                    _finishedLaunching;
-    BOOL                    _isActive;
+    id <CPApplicationDelegate>  _delegate;
+    BOOL                        _finishedLaunching;
+    BOOL                        _isActive;
 
-    CPDictionary            _namedArgs;
-    CPArray                 _args;
-    CPString                _fullArgsString;
+    CPDictionary                _namedArgs;
+    CPArray                     _args;
+    CPString                    _fullArgsString;
 
-    CPImage                 _applicationIconImage;
+    CPImage                     _applicationIconImage;
 
-    CPPanel                 _aboutPanel;
+    CPPanel                     _aboutPanel;
 
-    CPThemeBlend            _themeBlend @accessors(property=themeBlend);
+    CPThemeBlend                _themeBlend @accessors(property=themeBlend);
 }
 
 /*!
@@ -143,7 +160,7 @@ var CPMainCibFile               = @"CPMainCibFile",
     react to these events.
     @param aDelegate the delegate object
 */
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPApplicationDelegate>)aDelegate
 {
     if (_delegate == aDelegate)
         return;
@@ -433,7 +450,7 @@ var CPMainCibFile               = @"CPMainCibFile",
     [CPPlatform activateIgnoringOtherApps:shouldIgnoreOtherApps];
     _isActive = YES;
 
-    [self _willResignActive];
+    [self _didBecomeActive];
 }
 
 - (void)deactivate
@@ -971,7 +988,9 @@ var CPMainCibFile               = @"CPMainCibFile",
         return;
     }
 
-    [aSheet._windowView _enableSheet:YES inWindow:aWindow];
+    if (![aWindow attachedSheet])
+        [aSheet._windowView _enableSheet:YES inWindow:aWindow];
+
     [aWindow _attachSheet:aSheet modalDelegate:aModalDelegate didEndSelector:didEndSelector contextInfo:contextInfo];
 }
 
@@ -1158,7 +1177,7 @@ var CPMainCibFile               = @"CPMainCibFile",
         [[self keyWindow] orderFront:self];
     else if ([self mainWindow])
         [[self mainWindow] makeKeyAndOrderFront:self];
-    else
+    else if ([self mainMenu])
         [[self mainMenu]._menuWindow makeKeyWindow]; //FIXME this may not actually work
 
     _previousKeyWindow = nil;

AppKit/CPArrayController.j

@@ -23,7 +23,7 @@
  */
 
 @import <Foundation/CPIndexSet.j>
-
+@import <Foundation/CPPredicate.j>
 @import "CPObjectController.j"
 @import "CPKeyValueBinding.j"
 

AppKit/CPBox.j

@@ -24,6 +24,7 @@
 @import "CPView.j"
 
 // CPBoxType
+@typedef CPBoxType
 CPBoxPrimary    = 0;
 CPBoxSecondary  = 1;
 CPBoxSeparator  = 2;
@@ -31,12 +32,14 @@ CPBoxOldStyle   = 3;
 CPBoxCustom     = 4;
 
 // CPBorderType
+@typedef CPBorderType
 CPNoBorder      = 0;
 CPLineBorder    = 1;
 CPBezelBorder   = 2;
 CPGrooveBorder  = 3;
 
 // CPTitlePosition
+@typedef CPTitlePosition
 CPNoTitle     = 0;
 CPAboveTop    = 1;
 CPAtTop       = 2;

AppKit/CPBrowser.j

@@ -20,6 +20,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+@import <Foundation/CPObject.j>
 @import <Foundation/CPIndexSet.j>
 
 @import "CPControl.j"
@@ -30,40 +31,86 @@
 
 @global CPApp
 
+@protocol CPBrowserDelegate <CPObject>
+
+@optional
+- (BOOL)browser:(CPBrowser)browser acceptDrop:(id)info atRow:(CPInteger)row column:(CPInteger)column dropOperation:(CPTableViewDropOperation)dropOperation;
+- (BOOL)browser:(CPBrowser)browser canDragRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)column withEvent:(CPEvent )event;
+- (BOOL)browser:(CPBrowser)browser isLeafItem:(id)item;
+- (BOOL)browser:(CPBrowser)browser shouldSelectRowIndexes:(CPIndexSet)anIndexSet inColumn:(CPInteger)column;
+- (BOOL)browser:(CPBrowser)browser writeRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)column toPasteboard:(CPPasteboard)pasteboard;
+- (CPDragOperation)browser:(CPBrowser)browser validateDrop:(id)info proposedRow:(CPInteger)row column:(CPInteger)column dropOperation:(CPTableViewDropOperation)dropOperation;
+- (CPImage)browser:(CPBrowser)browser imageValueForItem:(id)anItem;
+- (CPImage)browser:(CPBrowser)browser draggingImageForRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)column withEvent:(CPEvent)event offset:(CGPoint)dragImageOffset;
+- (CPImage)browser:(CPBrowser)browser imageValueForItem:(id)item;
+- (CPIndexSet)browser:(CPBrowser)browser selectionIndexesForProposedSelection:(CPIndexSet)proposedSelectionIndexes inColumn:(CPInteger)column;
+- (CPInteger)browser:(CPBrowser)browser numberOfChildrenOfItem:(id)item;
+- (CPView)browser:(CPBrowser)browser draggingViewForRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)column withEvent:(CPEvent)event offset:(CGPoint)dragImageOffset;
+- (id)browser:(CPBrowser)browser child:(CPInteger)index ofItem:(id)item;
+- (id)browser:(CPBrowser)browser objectValueForItem:(id)item;
+- (id)rootItemForBrowser:(CPBrowser)browser;
+- (void)browser:(CPBrowser)browser didChangeLastColumn:(CPInteger)oldLastColumn toColumn:(CPInteger)column;
+- (void)browser:(CPBrowser)browser didResizeColumn:(CPInteger)column;
+- (void)browserSelectionIsChanging:(CPBrowser)browser;
+- (void)browserSelectionDidChange:(CPBrowser)browser;
+
+@end
+
+var CPBrowserDelegate_browser_acceptDrop_atRow_column_dropOperation_                        = 1 << 1,
+    CPBrowserDelegate_browser_canDragRowsWithIndexes_inColumn_withEvent_                    = 1 << 2,
+    CPBrowserDelegate_browser_isLeafItem_                                                   = 1 << 3,
+    CPBrowserDelegate_browser_shouldSelectRowIndexes_inColumn_                              = 1 << 4,
+    CPBrowserDelegate_browser_writeRowsWithIndexes_inColumn_toPasteboard_                   = 1 << 5,
+    CPBrowserDelegate_browser_validateDrop_proposedRow_column_dropOperation_                = 1 << 6,
+    CPBrowserDelegate_browser_imageValueForItem_                                            = 1 << 7,
+    CPBrowserDelegate_browser_draggingImageForRowsWithIndexes_inColumn_withEvent_offset_    = 1 << 8,
+    CPBrowserDelegate_browser_imageValueForItem_                                            = 1 << 9,
+    CPBrowserDelegate_browser_selectionIndexesForProposedSelection_inColumn_                = 1 << 10,
+    CPBrowserDelegate_browser_numberOfChildrenOfItem_                                       = 1 << 11,
+    CPBrowserDelegate_browser_draggingViewForRowsWithIndexes_inColumn_withEvent_offset_     = 1 << 12,
+    CPBrowserDelegate_browser_child_ofItem_                                                 = 1 << 13,
+    CPBrowserDelegate_browser_objectValueForItem_                                           = 1 << 14,
+    CPBrowserDelegate_rootItemForBrowser_                                                   = 1 << 15,
+    CPBrowserDelegate_browser_didChangeLastColumn_toColumn_                                 = 1 << 16,
+    CPBrowserDelegate_browser_didResizeColumn_                                              = 1 << 17,
+    CPBrowserDelegate_browserSelectionIsChanging_                                           = 1 << 18,
+    CPBrowserDelegate_browserSelectionDidChange_                                            = 1 << 19;
+
 /*!
     @ingroup appkit
     @class CPBrowser
 */
 @implementation CPBrowser : CPControl
 {
-    id              _delegate;
-    CPString        _pathSeparator;
+    id <CPBrowserDelegate>  _delegate;
+    CPString                _pathSeparator;
+    unsigned                _implementedDelegateMethods;
 
-    CPView          _contentView;
-    CPScrollView    _horizontalScrollView;
-    CPView          _prototypeView;
+    CPView                  _contentView;
+    CPScrollView            _horizontalScrollView;
+    CPView                  _prototypeView;
 
-    CPArray         _tableViews;
-    CPArray         _tableDelegates;
+    CPArray                 _tableViews;
+    CPArray                 _tableDelegates;
 
-    id              _rootItem;
+    id                      _rootItem;
 
-    BOOL            _delegateSupportsImages;
+    BOOL                    _delegateSupportsImages;
 
-    SEL             _doubleAction @accessors(property=doubleAction);
+    SEL                     _doubleAction @accessors(property=doubleAction);
 
-    BOOL            _allowsMultipleSelection;
-    BOOL            _allowsEmptySelection;
+    BOOL                    _allowsMultipleSelection;
+    BOOL                    _allowsEmptySelection;
 
-    Class           _tableViewClass @accessors(property=tableViewClass);
+    Class                   _tableViewClass @accessors(property=tableViewClass);
 
-    float           _rowHeight;
-    float           _imageWidth;
-    float           _leafWidth;
-    float           _minColumnWidth;
-    float           _defaultColumnWidth @accessors(property=defaultColumnWidth);
+    float                   _rowHeight;
+    float                   _imageWidth;
+    float                   _leafWidth;
+    float                   _minColumnWidth;
+    float                   _defaultColumnWidth @accessors(property=defaultColumnWidth);
 
-    CPArray         _columnWidths;
+    CPArray                 _columnWidths;
 }
 
 + (CPString)defaultThemeClass
@@ -137,10 +184,74 @@
             [CPKeyedArchiver archivedDataWithRootObject:_prototypeView]];
 }
 
-- (void)setDelegate:(id)anObject
+- (void)setDelegate:(id <CPBrowserDelegate>)anObject
 {
+    if (_delegate === anObject)
+        return;
+
     _delegate = anObject;
-    _delegateSupportsImages = [_delegate respondsToSelector:@selector(browser:imageValueForItem:)];
+    _implementedDelegateMethods = 0;
+    _delegateSupportsImages = NO;
+
+    if ([_delegate respondsToSelector:@selector(browser:acceptDrop:atRow:column:dropOperation:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_acceptDrop_atRow_column_dropOperation_;
+
+    if ([_delegate respondsToSelector:@selector(browser:canDragRowsWithIndexes:inColumn:withEvent:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_canDragRowsWithIndexes_inColumn_withEvent_;
+
+    if ([_delegate respondsToSelector:@selector(browser:isLeafItem:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_isLeafItem_;
+
+    if ([_delegate respondsToSelector:@selector(browser:shouldSelectRowIndexes:inColumn:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_shouldSelectRowIndexes_inColumn_;
+
+    if ([_delegate respondsToSelector:@selector(browser:writeRowsWithIndexes:inColumn:toPasteboard:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_writeRowsWithIndexes_inColumn_toPasteboard_;
+
+    if ([_delegate respondsToSelector:@selector(browser:validateDrop:proposedRow:column:dropOperation:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_validateDrop_proposedRow_column_dropOperation_;
+
+    if ([_delegate respondsToSelector:@selector(browser:imageValueForItem:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_imageValueForItem_;
+
+    if ([_delegate respondsToSelector:@selector(browser:draggingImageForRowsWithIndexes:inColumn:withEvent:offset:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_draggingImageForRowsWithIndexes_inColumn_withEvent_offset_;
+
+    if ([_delegate respondsToSelector:@selector(browser:imageValueForItem:)])
+    {
+        _delegateSupportsImages = YES;
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_imageValueForItem_;
+    }
+
+    if ([_delegate respondsToSelector:@selector(browser:selectionIndexesForProposedSelection:inColumn:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_selectionIndexesForProposedSelection_inColumn_;
+
+    if ([_delegate respondsToSelector:@selector(browser:numberOfChildrenOfItem:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_numberOfChildrenOfItem_;
+
+    if ([_delegate respondsToSelector:@selector(browser:draggingViewForRowsWithIndexes:inColumn:withEvent:offset:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_draggingViewForRowsWithIndexes_inColumn_withEvent_offset_;
+
+    if ([_delegate respondsToSelector:@selector(browser:child:ofItem:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_child_ofItem_;
+
+    if ([_delegate respondsToSelector:@selector(browser:objectValueForItem:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_objectValueForItem_;
+
+    if ([_delegate respondsToSelector:@selector(rootItemForBrowser:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_rootItemForBrowser_;
+
+    if ([_delegate respondsToSelector:@selector(browser:didChangeLastColumn:toColumn:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_didChangeLastColumn_toColumn_;
+
+    if ([_delegate respondsToSelector:@selector(browser:didChangeLastColumn:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browser_didResizeColumn_;
+
+    if ([_delegate respondsToSelector:@selector(browserSelectionIsChanging:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browserSelectionIsChanging_;
+
+    if ([_delegate respondsToSelector:@selector(browserSelectionDidChange:)])
+        _implementedDelegateMethods |= CPBrowserDelegate_browserSelectionDidChange_;
 
     [self loadColumnZero];
 }
@@ -162,10 +273,7 @@
 
 - (void)loadColumnZero
 {
-    if ([_delegate respondsToSelector:@selector(rootItemForBrowser:)])
-        _rootItem = [_delegate rootItemForBrowser:self];
-    else
-        _rootItem = nil;
+    _rootItem = [self _sendDelegateRootItemForBrowser];
 
     [self setLastColumn:-1];
     [self addColumn];
@@ -190,8 +298,7 @@
     _tableViews = _tableViews.slice(0, indexPlusOne);
     _tableDelegates = _tableDelegates.slice(0, indexPlusOne);
 
-    if ([_delegate respondsToSelector:@selector(browser:didChangeLastColumn:toColumn:)])
-        [_delegate browser:self didChangeLastColumn:oldValue toColumn:columnIndex];
+    [self _sendDelegateBrowserDidChangeLastColumn:oldValue toColumn:columnIndex];
 
     [self tile];
 }
@@ -366,7 +473,7 @@
 
 - (BOOL)isLeafItem:(id)item
 {
-    return [_delegate respondsToSelector:@selector(browser:isLeafItem:)] && [_delegate browser:self isLeafItem:item];
+    return (_implementedDelegateMethods & CPBrowserDelegate_browser_isLeafItem_) && [_delegate browser:self isLeafItem:item];
 }
 
 - (id)parentForItemsInColumn:(CPInteger)column
@@ -493,9 +600,7 @@
 {
     _columnWidths[column] = aWidth;
 
-    if ([_delegate respondsToSelector:@selector(browser:didResizeColumn:)])
-        [_delegate browser:self didResizeColumn:column];
-
+    [self _sendDelegateBrowserDidResizeColumn:column];
     [self tile];
 }
 
@@ -610,15 +715,12 @@
     if (column < 0 || column > [self lastColumn] + 1)
         return;
 
-    if ([_delegate respondsToSelector:@selector(browser:selectionIndexesForProposedSelection:inColumn:)])
-        indexSet = [_delegate browser:self selectionIndexesForProposedSelection:indexSet inColumn:column];
+    indexSet = [self _sendDelegateBrowserSelectionIndexesForProposedSelection:indexSet inColumn:column];
 
-    if ([_delegate respondsToSelector:@selector(browser:shouldSelectRowIndexes:inColumn:)] &&
-       ![_delegate browser:self shouldSelectRowIndexes:indexSet inColumn:column])
+    if (![self _sendDelegateBrowserShouldSelectRowIndexes:indexSet inColumn:column])
         return;
 
-    if ([_delegate respondsToSelector:@selector(browserSelectionIsChanging:)])
-        [_delegate browserSelectionIsChanging:self];
+    [self _sendDelegateBrowserSelectionIsChanging];
 
     if (column > [self lastColumn])
         [self addColumn];
@@ -629,8 +731,7 @@
 
     [self scrollColumnToVisible:column];
 
-    if ([_delegate respondsToSelector:@selector(browserSelectionDidChange:)])
-        [_delegate browserSelectionDidChange:self];
+    [self _sendDelegateBrowserSelectionDidChange];
 }
 
 - (void)setBackgroundColor:(CPColor)aColor
@@ -652,30 +753,6 @@
     [_tableViews makeObjectsPerformSelector:@selector(registerForDraggedTypes:) withObject:types];
 }
 
-- (BOOL)canDragRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)columnIndex withEvent:(CPEvent)dragEvent
-{
-    if ([_delegate respondsToSelector:@selector(browser:canDragRowsWithIndexes:inColumn:withEvent:)])
-        return [_delegate browser:self canDragRowsWithIndexes:rowIndexes inColumn:columnIndex withEvent:dragEvent];
-
-    return YES;
-}
-
-- (CPImage)draggingImageForRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)columnIndex withEvent:(CPEvent)dragEvent offset:(CGPoint)dragImageOffset
-{
-    if ([_delegate respondsToSelector:@selector(browser:draggingImageForRowsWithIndexes:inColumn:withEvent:offset:)])
-        return [_delegate browser:self draggingImageForRowsWithIndexes:rowIndexes inColumn:columnIndex withEvent:dragEvent offset:dragImageOffset];
-
-    return nil;
-}
-
-- (CPView)draggingViewForRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)columnIndex withEvent:(CPEvent)dragEvent offset:(CGPoint)dragImageOffset
-{
-    if ([_delegate respondsToSelector:@selector(browser:draggingViewForRowsWithIndexes:inColumn:withEvent:offset:)])
-        return [_delegate browser:self draggingViewForRowsWithIndexes:rowIndexes inColumn:columnIndex withEvent:dragEvent offset:dragImageOffset];
-
-    return nil;
-}
-
 @end
 
 @implementation CPBrowser (CPCoding)
@@ -860,8 +937,6 @@
 
 @end
 
-@import <Foundation/CPObject.j>
-
 @implementation _CPBrowserTableDelegate : CPObject
 {
     CPBrowser   _browser @accessors;
@@ -909,7 +984,7 @@
 
 - (BOOL)tableView:(CPTableView)aTableView acceptDrop:(id)info row:(CPInteger)row dropOperation:(CPTableViewDropOperation)operation
 {
-    if ([_delegate respondsToSelector:@selector(browser:acceptDrop:atRow:column:dropOperation:)])
+    if (_browser._implementedDelegateMethods & CPBrowserDelegate_browser_acceptDrop_atRow_column_dropOperation_)
         return [_delegate browser:_browser acceptDrop:info atRow:row column:_index dropOperation:operation];
     else
         return NO;
@@ -917,7 +992,7 @@
 
 - (CPDragOperation)tableView:(CPTableView)aTableView validateDrop:(id)info proposedRow:(CPInteger)row proposedDropOperation:(CPTableViewDropOperation)operation
 {
-    if ([_delegate respondsToSelector:@selector(browser:validateDrop:proposedRow:column:dropOperation:)])
+    if (_browser._implementedDelegateMethods & CPBrowserDelegate_browser_validateDrop_proposedRow_column_dropOperation_)
         return [_delegate browser:_browser validateDrop:info proposedRow:row column:_index dropOperation:operation];
     else
         return CPDragOperationNone;
@@ -925,7 +1000,7 @@
 
 - (BOOL)tableView:(CPTableView)aTableView writeRowsWithIndexes:(CPIndexSet)rowIndexes toPasteboard:(CPPasteboard)pboard
 {
-    if ([_delegate respondsToSelector:@selector(browser:writeRowsWithIndexes:inColumn:toPasteboard:)])
+    if (_browser._implementedDelegateMethods & CPBrowserDelegate_browser_writeRowsWithIndexes_inColumn_toPasteboard_)
         return [_delegate browser:_browser writeRowsWithIndexes:rowIndexes inColumn:_index toPasteboard:pboard];
     else
         return NO;
@@ -980,7 +1055,7 @@
     var imageView = [self layoutEphemeralSubviewNamed:@"image-view"
                                            positioned:CPWindowAbove
                       relativeToEphemeralSubviewNamed:nil],
-        isHighlighted = [self themeState] & CPThemeStateSelectedDataView;
+        isHighlighted = [self hasThemeState:CPThemeStateSelectedDataView];
 
     [imageView setImage: _isLeaf ? (isHighlighted ? _highlightedBranchImage : _branchImage) : nil];
     [imageView setImageScaling:CPImageScaleNone];
@@ -1008,3 +1083,115 @@
 }
 
 @end
+
+@implementation CPBrowser (CPBrowserDelegate)
+
+/*!
+    @ignore
+    Call delegate rootItemForBrowser:
+*/
+- (id)_sendDelegateRootItemForBrowser
+{
+    if (!(_implementedDelegateMethods & CPBrowserDelegate_rootItemForBrowser_))
+        return nil;
+
+    return [_delegate rootItemForBrowser:self];
+}
+
+/*!
+    @ignore
+    Call delegate browser:didChangeLastColumn:toColumn:
+*/
+- (void)_sendDelegateBrowserDidChangeLastColumn:(CPInteger)lastColumn toColumn:(CPInteger)newColumn
+{
+    if (!(_implementedDelegateMethods & CPBrowserDelegate_browser_didChangeLastColumn_toColumn_))
+        return;
+
+    [_delegate browser:self didChangeLastColumn:lastColumn toColumn:newColumn];
+}
+
+/*!
+    @ignore
+    Call delegate browser:didResizeColumn:
+*/
+- (void)_sendDelegateBrowserDidResizeColumn:(CPInteger)column
+{
+    if (!(_implementedDelegateMethods & CPBrowserDelegate_browser_didResizeColumn_))
+        return;
+
+    [_delegate browser:self didResizeColumn:column];
+}
+
+/*!
+    @ignore
+    Call delegate browserSelectionIsChanging:
+*/
+- (void)_sendDelegateBrowserSelectionIsChanging
+{
+    if (!(_implementedDelegateMethods & CPBrowserDelegate_browserSelectionIsChanging_))
+        return;
+
+    [_delegate browserSelectionIsChanging:self];
+}
+
+/*!
+    @ignore
+    Call delegate browser:shouldSelectRowIndexes:inColumn:
+*/
+- (BOOL)_sendDelegateBrowserShouldSelectRowIndexes:(CPIndexSet)anIndexSet inColumn:(CPInteger)aColumn
+{
+    if (!(_implementedDelegateMethods & CPBrowserDelegate_browser_shouldSelectRowIndexes_inColumn_))
+        return YES;
+
+    return [_delegate browser:self shouldSelectRowIndexes:anIndexSet inColumn:aColumn];
+}
+
+/*!
+    @ignore
+    Call delegate browser:selectionIndexesForProposedSelection:inColumn:
+*/
+- (CPIndexSet)_sendDelegateBrowserSelectionIndexesForProposedSelection:(CPIndexSet)anIndexSet inColumn:(CPInteger)aColumn
+{
+    if (!(_implementedDelegateMethods & CPBrowserDelegate_browser_selectionIndexesForProposedSelection_inColumn_))
+        return anIndexSet;
+
+    return [_delegate browser:self selectionIndexesForProposedSelection:anIndexSet inColumn:aColumn];
+}
+
+/*!
+    @ignore
+    Call delegate browserSelectionDidChange
+*/
+- (void)_sendDelegateBrowserSelectionDidChange
+{
+    if (!(_implementedDelegateMethods & CPBrowserDelegate_browserSelectionDidChange_))
+        return;
+
+    [_delegate browserSelectionDidChange:self];
+}
+
+- (BOOL)canDragRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)columnIndex withEvent:(CPEvent)dragEvent
+{
+    if (_implementedDelegateMethods & CPBrowserDelegate_browser_canDragRowsWithIndexes_inColumn_withEvent_)
+        return [_delegate browser:self canDragRowsWithIndexes:rowIndexes inColumn:columnIndex withEvent:dragEvent];
+
+    return YES;
+}
+
+- (CPImage)draggingImageForRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)columnIndex withEvent:(CPEvent)dragEvent offset:(CGPoint)dragImageOffset
+{
+    if (_implementedDelegateMethods & CPBrowserDelegate_browser_draggingImageForRowsWithIndexes_inColumn_withEvent_offset_)
+        return [_delegate browser:self draggingImageForRowsWithIndexes:rowIndexes inColumn:columnIndex withEvent:dragEvent offset:dragImageOffset];
+
+    return nil;
+}
+
+- (CPView)draggingViewForRowsWithIndexes:(CPIndexSet)rowIndexes inColumn:(CPInteger)columnIndex withEvent:(CPEvent)dragEvent offset:(CGPoint)dragImageOffset
+{
+    if (_implementedDelegateMethods & CPBrowserDelegate_browser_draggingViewForRowsWithIndexes_inColumn_withEvent_offset_)
+        return [_delegate browser:self draggingViewForRowsWithIndexes:rowIndexes inColumn:columnIndex withEvent:dragEvent offset:dragImageOffset];
+
+    return nil;
+}
+
+@end

AppKit/CPButton.j

@@ -29,8 +29,7 @@
 @import "CPWindow_Constants.j"
 
 /* @group CPBezelStyle */
-
-                                       // IB style
+@typedef CPBezelStyle
 CPRoundedBezelStyle             = 1;   // Push
 CPRegularSquareBezelStyle       = 2;   // Bevel
 CPThickSquareBezelStyle         = 3;
@@ -49,6 +48,7 @@ CPHUDBezelStyle                 = -1;
 
 
 /* @group CPButtonType */
+@typedef CPButtonType
 CPMomentaryLightButton  = 0;
 CPPushOnPushOffButton   = 1;
 CPToggleButton          = 2;
@@ -72,13 +72,14 @@ CPPushInCellMask            = CPPushInButtonMask;
 CPChangeGrayCellMask        = CPGrayButtonMask;
 CPChangeBackgroundCellMask  = CPBackgroundButtonMask;
 
-CPButtonStateMixed             = CPThemeState("mixed");
-CPButtonStateBezelStyleRounded = CPThemeState("rounded");
+CPButtonStateMixed                  = CPThemeState("mixed");
+CPButtonStateBezelStyleRounded      = CPThemeState("rounded");
+CPButtonStateBezelStyleRoundRect    = CPThemeState("roundRect");
 
 // add all future correspondance between bezel styles and theme state here.
 var CPButtonBezelStyleStateMap = @{
         CPRoundedBezelStyle: CPButtonStateBezelStyleRounded,
-        CPRoundRectBezelStyle: [CPNull null],
+        CPRoundRectBezelStyle: CPButtonStateBezelStyleRoundRect,
     };
 
 /// @cond IGNORE
@@ -107,7 +108,6 @@ CPButtonImageOffset   = 3.0;
 
     // NS-style Display Properties
     CPBezelStyle        _bezelStyle;
-    CPControlSize       _controlSize;
 
     CPString            _keyEquivalent;
     unsigned            _keyEquivalentModifierMask;
@@ -188,8 +188,6 @@ CPButtonImageOffset   = 3.0;
 
 - (void)_init
 {
-    _controlSize = CPRegularControlSize;
-
     _keyEquivalent = @"";
     _keyEquivalentModifierMask = 0;
 
@@ -200,6 +198,20 @@ CPButtonImageOffset   = 3.0;
     [self setButtonType:CPMomentaryPushInButton];
 }
 
+#pragma mark -
+#pragma mark Control Size
+
+- (void)setControlSize:(CPControlSize)aControlSize
+{
+    [super setControlSize:aControlSize];
+
+    if ([self isBordered])
+        [self _sizeToControlSize];
+}
+
+
+#pragma mark -
+
 // Setting the state
 /*!
     Returns a Boolean value indicating whether the button allows a mixed state.
@@ -268,7 +280,7 @@ CPButtonImageOffset   = 3.0;
             break;
 
         case CPOffState:
-            [self unsetThemeState:CPThemeStateSelected | CPButtonStateMixed | CPThemeStateHighlighted];
+            [self unsetThemeState:[CPThemeStateSelected, CPButtonStateMixed, CPThemeStateHighlighted]];
     }
 }
 
@@ -653,10 +665,10 @@ CPButtonImageOffset   = 3.0;
 */
 - (void)sizeToFit
 {
-    [self layoutSubviews];
-
     [self setFrameSize:[self _minimumFrameSize]];
 
+    [self layoutSubviews];
+
     if ([self ephemeralSubviewNamed:@"content-view"])
         [self layoutSubviews];
 }

AppKit/CPButtonBar.j

@@ -26,7 +26,10 @@
 @class CPSplitView
 
 @global CPPopUpButtonStatePullsDown
-
+@global CPKeyValueChangeOldKey
+@global CPKeyValueChangeNewKey
+@global CPKeyValueObservingOptionNew
+@global CPKeyValueObservingOptionOld
 
 @implementation CPButtonBar : CPView
 {
@@ -129,10 +132,20 @@
 
 - (void)setButtons:(CPArray)buttons
 {
+    for (var i = [_buttons count] - 1; i >= 0; i--)
+    {
+        [_buttons[i] removeFromSuperview];
+        [_buttons[i] removeObserver:self forKeyPath:@"hidden"];
+    }
+
+
     _buttons = [CPArray arrayWithArray:buttons];
 
-    for (var i = 0, count = [_buttons count]; i < count; i++)
+    for (var i = [_buttons count] - 1; i >= 0; i--)
+    {
+        [_buttons[i] addObserver:self forKeyPath:@"hidden" options:CPKeyValueObservingOptionNew | CPKeyValueObservingOptionOld context:nil];
         [_buttons[i] setBordered:YES];
+    }
 
     [self setNeedsLayout];
 }
@@ -218,8 +231,15 @@
         count = [buttonsNotHidden count];
 
     while (count--)
-        if ([buttonsNotHidden[count] isHidden])
-            [buttonsNotHidden removeObject:buttonsNotHidden[count]];
+    {
+        var button = buttonsNotHidden[count];
+
+        if ([button isHidden])
+        {
+            [button removeFromSuperview];
+            [buttonsNotHidden removeObject:button];
+        }
+    }
 
     var currentButtonOffset = _resizeControlIsLeftAligned ? CGRectGetMaxX([self bounds]) + 1 : -1,
         bounds = [self bounds],
@@ -250,15 +270,15 @@
             currentButtonOffset += width - 1;
         }
 
-        [button setValue:normalColor forThemeAttribute:@"bezel-color" inState:CPThemeStateNormal | CPThemeStateBordered];
-        [button setValue:highlightedColor forThemeAttribute:@"bezel-color" inState:CPThemeStateHighlighted | CPThemeStateBordered];
-        [button setValue:disabledColor forThemeAttribute:@"bezel-color" inState:CPThemeStateDisabled | CPThemeStateBordered];
+        [button setValue:normalColor forThemeAttribute:@"bezel-color" inState:[CPThemeStateNormal, CPThemeStateBordered]];
+        [button setValue:highlightedColor forThemeAttribute:@"bezel-color" inState:[CPThemeStateHighlighted,  CPThemeStateBordered, ]];
+        [button setValue:disabledColor forThemeAttribute:@"bezel-color" inState:[CPThemeStateDisabled, CPThemeStateBordered]];
         [button setValue:textColor forThemeAttribute:@"text-color" inState:CPThemeStateBordered];
 
         // FIXME shouldn't need this
-        [button setValue:normalColor forThemeAttribute:@"bezel-color" inState:CPThemeStateNormal | CPThemeStateBordered | CPPopUpButtonStatePullsDown];
-        [button setValue:highlightedColor forThemeAttribute:@"bezel-color" inState:CPThemeStateHighlighted | CPThemeStateBordered | CPPopUpButtonStatePullsDown];
-        [button setValue:disabledColor forThemeAttribute:@"bezel-color" inState:CPThemeStateDisabled | CPThemeStateBordered | CPPopUpButtonStatePullsDown];
+        [button setValue:normalColor forThemeAttribute:@"bezel-color" inState:[CPThemeStateNormal, CPThemeStateBordered, CPPopUpButtonStatePullsDown]];
+        [button setValue:highlightedColor forThemeAttribute:@"bezel-color" inState:[CPThemeStateHighlighted, CPThemeStateBordered, CPPopUpButtonStatePullsDown]];
+        [button setValue:disabledColor forThemeAttribute:@"bezel-color" inState:[CPThemeStateDisabled, CPThemeStateBordered, CPPopUpButtonStatePullsDown]];
 
         [self addSubview:button];
     }
@@ -274,6 +294,14 @@
     }
 }
 
+- (void)observeValueForKeyPath:(CPString)keyPath ofObject:(id)object change:(CPDictionary)change context:(id)context
+{
+    if ([change objectForKey:CPKeyValueChangeOldKey] == [change objectForKey:CPKeyValueChangeNewKey])
+        return;
+
+    [self setNeedsLayout];
+}
+
 - (void)setFrameSize:(CGSize)aSize
 {
     [super setFrameSize:aSize];

AppKit/CPCheckBox.j

@@ -111,6 +111,30 @@ CPCheckBoxImageOffset = 4.0;
     return startedTracking;
 }
 
+
+#pragma mark -
+#pragma mark Override methods from CPButton
+
+- (CGSize)_minimumFrameSize
+{
+    var size = [super _minimumFrameSize],
+        contentView = [self ephemeralSubviewNamed:@"content-view"];
+
+    if (!contentView && [[self title] length])
+    {
+        var minSize = [self currentValueForThemeAttribute:@"min-size"],
+            maxSize = [self currentValueForThemeAttribute:@"max-size"];
+
+        // Here we always add the min size to the control which is the size of the view of the checkBox
+        size.width += minSize.width + CPCheckBoxImageOffset;
+
+        if (maxSize.width >= 0.0)
+            size.width = MIN(size.width, maxSize.width);
+    }
+
+    return size;
+}
+
 @end
 
 @implementation _CPCheckBoxValueBinder : CPBinder

AppKit/CPClipView.j

@@ -46,49 +46,12 @@
         return;
 
     if (_documentView)
-    {
-        var defaultCenter = [CPNotificationCenter defaultCenter];
-
-        [defaultCenter
-            removeObserver:self
-                      name:CPViewFrameDidChangeNotification
-                    object:_documentView];
-
-        [defaultCenter
-            removeObserver:self
-                      name:CPViewBoundsDidChangeNotification
-                    object:_documentView];
-
         [_documentView removeFromSuperview];
-    }
 
     _documentView = aView;
 
     if (_documentView)
-    {
         [self addSubview:_documentView];
-        [self _observeDocumentView];
-    }
-}
-
-- (void)_observeDocumentView
-{
-    var defaultCenter = [CPNotificationCenter defaultCenter];
-
-    [_documentView setPostsFrameChangedNotifications:YES];
-    [_documentView setPostsBoundsChangedNotifications:YES];
-
-    [defaultCenter
-        addObserver:self
-           selector:@selector(viewFrameChanged:)
-               name:CPViewFrameDidChangeNotification
-             object:_documentView];
-
-    [defaultCenter
-        addObserver:self
-           selector:@selector(viewBoundsChanged:)
-               name:CPViewBoundsDidChangeNotification
-             object:_documentView];
 }
 
 /*!
@@ -230,6 +193,11 @@
     return [self scrollToPoint:CGPointMake(bounds.origin.x - deltaX, bounds.origin.y - deltaY)];
 }
 
+- (CGRect)documentVisibleRect
+{
+    return [self convertRect:[self bounds] fromView:_documentView];
+}
+
 @end
 
 
@@ -244,7 +212,6 @@ var CPClipViewDocumentViewKey = @"CPScrollViewDocumentView";
         // Don't call setDocumentView: here. It calls addSubview:, but it's A) not necessary since the
         // view hierarchy is fully encoded and B) dangerous if the subview is not fully decoded.
         _documentView = [aCoder decodeObjectForKey:CPClipViewDocumentViewKey];
-        [self _observeDocumentView];
     }
 
     return self;

AppKit/CPCollectionView.j

@@ -32,6 +32,34 @@
 @import "CPPasteboard.j"
 @import "CPView.j"
 
+@class _CPCollectionViewDropIndicator
+
+var CPCollectionViewDelegate_collectionView_acceptDrop_index_dropOperation_                 = 1 << 0,
+    CPCollectionViewDelegate_collectionView_canDragItemsAtIndexes_withEvent_                = 1 << 1,
+    CPCollectionViewDelegate_collectionView_writeItemsAtIndexes_toPasteboard_               = 1 << 2,
+    CPCollectionViewDelegate_collectionView_dragTypesForItemsAtIndexes_                     = 1 << 3,
+    CPCollectionViewDelegate_collectionView_dataForItemsAtIndexes_forType_                  = 1 << 4,
+    CPCollectionViewDelegate_collectionView_validateDrop_proposedIndex_dropOperation_       = 1 << 5,
+    CPCollectionViewDelegate_collectionView_didDoubleClickOnItemAtIndex_                    = 1 << 6,
+    CPCollectionViewDelegate_collectionView_menuForItemAtIndex_                             = 1 << 7,
+    CPCollectionViewDelegate_collectionView_draggingViewForItemsAtIndexes_withEvent_offset  = 1 << 8;
+
+
+@protocol CPCollectionViewDelegate <CPObject>
+
+@optional
+- (BOOL)collectionView:(CPCollectionView)collectionView acceptDrop:(id)draggingInfo index:(CPInteger)index dropOperation:(CPCollectionViewDropOperation)dropOperation;
+- (BOOL)collectionView:(CPCollectionView)collectionView canDragItemsAtIndexes:(CPIndexSet)indexes withEvent:(CPEvent)event;
+- (BOOL)collectionView:(CPCollectionView)collectionView writeItemsAtIndexes:(CPIndexSet)indexes toPasteboard:(CPPasteboard)pasteboard;
+- (CPArray)collectionView:(CPCollectionView)collectionView dragTypesForItemsAtIndexes:(CPIndexSet)indexes;
+- (CPData)collectionView:(CPCollectionView)collectionView dataForItemsAtIndexes:(CPIndexSet)indices forType:(CPString)aType;
+- (CPDragOperation)collectionView:(CPCollectionView)collectionView validateDrop:(id)draggingInfo proposedIndex:(CPInteger)proposedDropIndex dropOperation:(CPCollectionViewDropOperation)proposedDropOperation;
+- (CPMenu)collectionView:(CPCollectionView)collectionView menuForItemAtIndex:(CPInteger)anIndex;
+- (CPView)collectionView:(CPCollectionView)collectionView dragginViewForItemsAtIndexes:(CPIndexSet)indexes withEvent:(CPEvent)event offset:(CGPoint)dragImageOffset;
+- (void)collectionView:(CPCollectionView)collectionView didDoubleClickOnItemAtIndex:(int)index;
+
+@end
+
 /*!
     @ingroup appkit
     @class CPCollectionView
@@ -42,10 +70,6 @@
 
     @par Delegate Methods
 
-    @delegate - (void)collectionViewDidChangeSelection:(CPCollectionView)collectionView;
-    DEPRECATED: Please do not use.
-    @param collectionView the collection view who's selection changed
-
     @delegate - (void)collectionView:(CPCollectionView)collectionView didDoubleClickOnItemAtIndex:(int)index;
     Called when the user double-clicks on an item in the collection view.
     @param collectionView the collection view that received the double-click
@@ -69,51 +93,52 @@ var HORIZONTAL_MARGIN = 2;
 
 @implementation CPCollectionView : CPView
 {
-    CPArray                 _content;
-    CPArray                 _items;
+    CPArray                         _content;
+    CPArray                         _items;
 
-    CPData                  _itemData;
-    CPCollectionViewItem    _itemPrototype;
-    CPCollectionViewItem    _itemForDragging;
-    CPMutableArray          _cachedItems;
+    CPData                          _itemData;
+    CPCollectionViewItem            _itemPrototype;
+    CPCollectionViewItem            _itemForDragging;
+    CPMutableArray                  _cachedItems;
 
-    unsigned                _maxNumberOfRows;
-    unsigned                _maxNumberOfColumns;
+    unsigned                        _maxNumberOfRows;
+    unsigned                        _maxNumberOfColumns;
 
-    CGSize                  _minItemSize;
-    CGSize                  _maxItemSize;
+    CGSize                          _minItemSize;
+    CGSize                          _maxItemSize;
 
-    CPArray                 _backgroundColors;
+    CPArray                         _backgroundColors;
 
-    float                   _tileWidth;
+    float                           _tileWidth;
 
-    BOOL                    _isSelectable;
-    BOOL                    _allowsMultipleSelection;
-    BOOL                    _allowsEmptySelection;
-    CPIndexSet              _selectionIndexes;
+    BOOL                            _isSelectable;
+    BOOL                            _allowsMultipleSelection;
+    BOOL                            _allowsEmptySelection;
+    CPIndexSet                      _selectionIndexes;
 
-    CGSize                  _itemSize;
+    CGSize                          _itemSize;
 
-    float                   _horizontalMargin;
-    float                   _verticalMargin;
+    float                           _horizontalMargin;
+    float                           _verticalMargin;
 
-    unsigned                _numberOfRows;
-    unsigned                _numberOfColumns;
+    unsigned                        _numberOfRows;
+    unsigned                        _numberOfColumns;
 
-    id                      _delegate;
+    id <CPCollectionViewDelegate>   _delegate;
+    unsigned                        _implementedDelegateMethods;
 
-    CPEvent                 _mouseDownEvent;
+    CPEvent                         _mouseDownEvent;
 
-    BOOL                    _needsMinMaxItemSizeUpdate;
-    CGSize                  _storedFrameSize;
+    BOOL                            _needsMinMaxItemSizeUpdate;
+    CGSize                          _storedFrameSize;
 
-    BOOL                    _uniformSubviewsResizing @accessors(property=uniformSubviewsResizing);
-    BOOL                    _lockResizing;
+    BOOL                            _uniformSubviewsResizing @accessors(property=uniformSubviewsResizing);
+    BOOL                            _lockResizing;
 
-    CPInteger               _currentDropIndex;
-    CPDragOperation         _currentDragOperation;
+    CPInteger                       _currentDropIndex;
+    CPDragOperation                 _currentDragOperation;
 
-    _CPCollectionViewDropIndicator _dropView;
+    _CPCollectionViewDropIndicator  _dropView;
 }
 
 - (id)initWithFrame:(CGRect)aFrame
@@ -168,6 +193,51 @@ var HORIZONTAL_MARGIN = 2;
     [self setAutoresizingMask:0];
 }
 
+
+
+#pragma mark -
+#pragma mark Delegate
+
+/*!
+    Set the delegate of the receiver
+    @param aDelegate the delegate object for the collectionView.
+*/
+- (void)setDelegate:(id <CPCollectionViewDelegate>)aDelegate
+{
+    if (_delegate === aDelegate)
+        return;
+
+    _delegate = aDelegate;
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:acceptDrop:index:dropOperation:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_acceptDrop_index_dropOperation_;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:canDragItemsAtIndexes:withEvent:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_canDragItemsAtIndexes_withEvent_;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:writeItemsAtIndexes:toPasteboard:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_writeItemsAtIndexes_toPasteboard_;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:dragTypesForItemsAtIndexes:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_dragTypesForItemsAtIndexes_;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:dataForItemsAtIndexes:forType:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_dataForItemsAtIndexes_forType_;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:validateDrop:proposedIndex:dropOperation:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_validateDrop_proposedIndex_dropOperation_;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:didDoubleClickOnItemAtIndex:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_didDoubleClickOnItemAtIndex_;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:menuForItemAtIndex:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_menuForItemAtIndex_;
+
+    if ([_delegate respondsToSelector:@selector(collectionView:draggingViewForItemsAtIndexes:withEvent:offset:)])
+        _implementedDelegateMethods |= CPCollectionViewDelegate_collectionView_draggingViewForItemsAtIndexes_withEvent_offset;
+}
+
 /*!
     Sets the item prototype to \c anItem
     @param anItem the new item prototype.
@@ -395,12 +465,6 @@ var HORIZONTAL_MARGIN = 2;
 
     var binderClass = [[self class] _binderClassForBinding:@"selectionIndexes"];
     [[binderClass getBinding:@"selectionIndexes" forObject:self] reverseSetValueFor:@"selectionIndexes"];
-
-    if ([_delegate respondsToSelector:@selector(collectionViewDidChangeSelection:)])
-    {
-        CPLog.warn("The delegate method collectionViewDidChangeSelection: is deprecated and will be removed in a future version, please bind to selectionIndexes instead.");
-        [_delegate collectionViewDidChangeSelection:self];
-    }
 }
 
 /*!
@@ -545,7 +609,7 @@ var HORIZONTAL_MARGIN = 2;
 
     height = MAX(height, numberOfRows * (_minItemSize.height + _verticalMargin));
 
-    var itemSizeHeight = FLOOR(height / numberOfRows);
+    var itemSizeHeight = FLOOR(height / numberOfRows) - _verticalMargin;
 
     if (maxItemSizeHeight > 0)
         itemSizeHeight = MIN(itemSizeHeight, maxItemSizeHeight);
@@ -755,8 +819,8 @@ var HORIZONTAL_MARGIN = 2;
 
 - (void)mouseUp:(CPEvent)anEvent
 {
-    if ([_selectionIndexes count] && [anEvent clickCount] == 2 && [_delegate respondsToSelector:@selector(collectionView:didDoubleClickOnItemAtIndex:)])
-        [_delegate collectionView:self didDoubleClickOnItemAtIndex:[_selectionIndexes firstIndex]];
+    if ([_selectionIndexes count] && [anEvent clickCount] == 2)
+        [self _sendDelegateDidDoubleClickOnItemAtIndex:[_selectionIndexes firstIndex]];
 }
 
 - (void)mouseDown:(CPEvent)anEvent
@@ -846,15 +910,6 @@ var HORIZONTAL_MARGIN = 2;
     return _verticalMargin;
 }
 
-/*!
-    Sets the collection view's delegate
-    @param aDelegate the new delegate
-*/
-- (void)setDelegate:(id)aDelegate
-{
-    _delegate = aDelegate;
-}
-
 /*!
     Returns the collection view's delegate
 */
@@ -868,13 +923,13 @@ var HORIZONTAL_MARGIN = 2;
 */
 - (CPMenu)menuForEvent:(CPEvent)theEvent
 {
-    if (![[self delegate] respondsToSelector:@selector(collectionView:menuForItemAtIndex:)])
+    if (![self _delegateRespondsToCollectionViewMenuForItemAtIndex])
         return [super menuForEvent:theEvent];
 
     var location = [self convertPoint:[theEvent locationInWindow] fromView:nil],
         index = [self _indexAtPoint:location];
 
-    return [_delegate collectionView:self menuForItemAtIndex:index];
+    return [self _sendDelegateMenuForItemAtIndex:index];
 }
 
 - (int)_indexAtPoint:(CGPoint)thePoint
@@ -932,7 +987,7 @@ var HORIZONTAL_MARGIN = 2;
 */
 - (void)pasteboard:(CPPasteboard)aPasteboard provideDataForType:(CPString)aType
 {
-    [aPasteboard setData:[_delegate collectionView:self dataForItemsAtIndexes:_selectionIndexes forType:aType] forType:aType];
+    [aPasteboard setData:[self _sendDelegateDataForItemsAtIndexes:_selectionIndexes forType:aType] forType:aType];
 }
 
 - (void)_createDropIndicatorIfNeeded
@@ -962,24 +1017,23 @@ var HORIZONTAL_MARGIN = 2;
         (ABS(locationInWindow.y - mouseDownLocationInWindow.y) < 3))
         return;
 
-    if (![_delegate respondsToSelector:@selector(collectionView:dragTypesForItemsAtIndexes:)])
+    if (![self _delegateRespondsToCollectionViewDragTypesForItemsAtIndexes])
         return;
 
     // If we don't have any selected items, we've clicked away, and thus the drag is meaningless.
     if (![_selectionIndexes count])
         return;
 
-    if ([_delegate respondsToSelector:@selector(collectionView:canDragItemsAtIndexes:withEvent:)] &&
-        ![_delegate collectionView:self canDragItemsAtIndexes:_selectionIndexes withEvent:_mouseDownEvent])
+    if (![self _sendDelegateCanDragItemsAtIndexes:_selectionIndexes withEvent:_mouseDownEvent])
         return;
 
     // Set up the pasteboard
-    var dragTypes = [_delegate collectionView:self dragTypesForItemsAtIndexes:_selectionIndexes];
+    var dragTypes = [self _sendDelegateDragTypesForItemsAtIndexes:_selectionIndexes];
 
     [[CPPasteboard pasteboardWithName:CPDragPboard] declareTypes:dragTypes owner:self];
 
     var dragImageOffset = CGSizeMakeZero(),
-        view = [self _draggingViewForItemsAtIndexes:_selectionIndexes withEvent:_mouseDownEvent offset:dragImageOffset];
+        view = [self _sendDelegateDraggingViewForItemsAtIndexes:_selectionIndexes withEvent:_mouseDownEvent offset:dragImageOffset];
 
     [view setFrameSize:_itemSize];
     [view setAlphaValue:0.7];
@@ -996,14 +1050,6 @@ var HORIZONTAL_MARGIN = 2;
         slideBack:YES];
 }
 
-- (CPView)_draggingViewForItemsAtIndexes:(CPIndexSet)indexes withEvent:(CPEvent)anEvent offset:(CGPoint)offset
-{
-    if ([_delegate respondsToSelector:@selector(collectionView:draggingViewForItemsAtIndexes:withEvent:offset:)])
-        return [_delegate collectionView:self draggingViewForItemsAtIndexes:indexes withEvent:anEvent offset:offset];
-
-    return [self draggingViewForItemsAtIndexes:indexes withEvent:anEvent offset:offset];
-}
-
 - (CPView)draggingViewForItemsAtIndexes:(CPIndexSet)indexes withEvent:(CPEvent)event offset:(CGPoint)dragImageOffset
 {
     var idx = _content[[indexes firstIndex]];
@@ -1016,14 +1062,6 @@ var HORIZONTAL_MARGIN = 2;
     return [_itemForDragging view];
 }
 
-- (BOOL)_canDragItemsAtIndexes:(CPIndexSet)indexes withEvent:(CPEvent)anEvent
-{
-    if ([self respondsToSelector:@selector(collectionView:canDragItemsAtIndexes:withEvent:)])
-        return [_delegate collectionView:self canDragItemsAtIndexes:indexes withEvent:anEvent];
-
-  return YES;
-}
-
 - (CPDragOperation)draggingEntered:(id)draggingInfo
 {
     var dropIndex = -1,
@@ -1061,16 +1099,14 @@ var HORIZONTAL_MARGIN = 2;
     var result = CPDragOperationMove,
         dropIndex = [self _dropIndexForDraggingInfo:draggingInfo proposedDropOperation:dropOperation];
 
-    if ([_delegate respondsToSelector:@selector(collectionView:validateDrop:proposedIndex:dropOperation:)])
+    if ([self _delegateRespondsToCollectionViewValidateDropProposedIndexDropOperation])
     {
         var dropIndexRef2 = @ref(dropIndex);
 
-        result = [_delegate collectionView:self validateDrop:draggingInfo proposedIndex:dropIndexRef2  dropOperation:dropOperation];
+        result = [self _sendDelegateValidateDrop:draggingInfo proposedIndex:dropIndexRef2  dropOperation:dropOperation];
 
         if (result !== CPDragOperationNone)
-        {
             dropIndex = dropIndexRef2();
-        }
     }
 
     dropIndexRef(dropIndex);
@@ -1104,7 +1140,7 @@ Not supported. Use -collectionView:dataForItemsAtIndexes:fortype:
     var result = NO;
 
     if (_currentDragOperation && _currentDropIndex !== -1)
-        result = [_delegate collectionView:self acceptDrop:draggingInfo index:_currentDropIndex dropOperation:1];
+        result = [self _sendDelegateAcceptDrop:draggingInfo index:_currentDropIndex dropOperation:1];
 
     [self draggingEnded:draggingInfo]; // Is this correct ?
 
@@ -1329,6 +1365,7 @@ Not supported. Use -collectionView:dataForItemsAtIndexes:fortype:
 
 @end
 
+
 @implementation CPCollectionView (Deprecated)
 
 - (CGRect)rectForItemAtIndex:(int)anIndex
@@ -1349,6 +1386,148 @@ Not supported. Use -collectionView:dataForItemsAtIndexes:fortype:
 
 @end
 
+
+@implementation CPCollectionView (CPCollectionViewDelegate)
+
+/*
+    @ignore
+    Return YES if the delegate implements collectionView:validateDrop:proposedIndex:dropOperation:
+*/
+- (BOOL)_delegateRespondsToCollectionViewValidateDropProposedIndexDropOperation
+{
+    return _implementedDelegateMethods & CPCollectionViewDelegate_collectionView_validateDrop_proposedIndex_dropOperation_;
+}
+
+/*
+    @ignore
+    Return YES if the delegate implements collectionView:menuForItemAtIndex:
+*/
+- (BOOL)_delegateRespondsToCollectionViewMenuForItemAtIndex
+{
+    return _implementedDelegateMethods & CPCollectionViewDelegate_collectionView_menuForItemAtIndex_;
+}
+
+/*
+    @ignore
+    Return YES if the delegate implements collectionView:dragTypesForItemsAtIndexes:
+*/
+- (BOOL)_delegateRespondsToCollectionViewDragTypesForItemsAtIndexes
+{
+    return _implementedDelegateMethods & CPCollectionViewDelegate_collectionView_dragTypesForItemsAtIndexes_;
+}
+
+/*!
+    @ignore
+    Call delegate collectionView:acceptDrop:index:dropOperation:
+*/
+- (BOOL)_sendDelegateAcceptDrop:(id)draggingInfo index:(CPInteger)index dropOperation:(CPCollectionViewDropOperation)dropOperation
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_acceptDrop_index_dropOperation_))
+        return NO;
+
+    return [_delegate collectionView:self acceptDrop:draggingInfo index:index dropOperation:dropOperation];
+}
+
+/*!
+    @ignore
+    Call delegate collectionView:canDragItemsAtIndexes:withEvent:
+*/
+- (BOOL)_sendDelegateCanDragItemsAtIndexes:(CPIndexSet)indexes withEvent:(CPEvent)anEvent
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_canDragItemsAtIndexes_withEvent_))
+        return YES;
+
+    return [_delegate collectionView:self canDragItemsAtIndexes:indexes withEvent:anEvent];
+}
+
+/*!
+    @ignore
+    Call delegate collectionView:writeItemsAtIndexes:toPasteboard:
+*/
+- (BOOL)_sendDelegateWriteItemsAtIndexes:(CPIndexSet)indexes toPasteboard:(CPPasteboard)pasteboard
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_writeItemsAtIndexes_toPasteboard_))
+        return NO;
+
+    return [_delegate collectionView:self writeItemsAtIndexes:indexes toPasteboard:pasteboard];
+}
+
+/*!
+    @ignore
+    Call delegate collectionView:dragTypesForItemsAtIndexes:
+*/
+- (CPArray)_sendDelegateDragTypesForItemsAtIndexes:(CPIndexSet)indexes
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_dragTypesForItemsAtIndexes_))
+        return [];
+
+    return [_delegate collectionView:self dragTypesForItemsAtIndexes:indexes];
+}
+
+/*!
+    @ignore
+    Call delegate collectionView:dataForItemsAtIndexes:forType:
+*/
+- (CPData)_sendDelegateDataForItemsAtIndexes:(CPIndexSet)indexes forType:(CPString)aType
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_dataForItemsAtIndexes_forType_))
+        return nil;
+
+    return [_delegate collectionView:self dataForItemsAtIndexes:indexes forType:aType];
+}
+
+/*!
+    @ignore
+    Call delegate collectionView:validateDrop:proposedIndex:dropOperation:
+*/
+- (CPDragOperation)_sendDelegateValidateDrop:(id)draggingInfo proposedIndex:(CPInteger)proposedDropIndex dropOperation:(CPCollectionViewDropOperation)proposedDropOperation
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_validateDrop_proposedIndex_dropOperation_))
+        return CPDragOperationNone;
+
+    return [_delegate collectionView:self validateDrop:draggingInfo proposedIndex:proposedDropIndex dropOperation:proposedDropOperation];
+}
+
+/*!
+    @ignore
+    Call delegate collectionView:didDoubleClickOnItemAtIndex:
+*/
+- (void)_sendDelegateDidDoubleClickOnItemAtIndex:(int)index
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_didDoubleClickOnItemAtIndex_))
+        return;
+
+    return [_delegate collectionView:self didDoubleClickOnItemAtIndex:index];
+}
+
+
+/*!
+    @ignore
+    Call delegate collectionView:menuForItemAtIndex:
+*/
+- (void)_sendDelegateMenuForItemAtIndex:(CPInteger)anIndex
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_menuForItemAtIndex_))
+        return nil;
+
+    return [_delegate collectionView:self menuForItemAtIndex:anIndex];
+}
+
+/*!
+    @ignore
+    Call delegate draggingViewForItemsAtIndexes:withEvent:offset:
+*/
+- (CPView)_sendDelegateDraggingViewForItemsAtIndexes:(CPIndexSet)indexes withEvent:(CPEvent)anEvent offset:(CGPoint)dragImageOffset
+{
+    if (!(_implementedDelegateMethods & CPCollectionViewDelegate_collectionView_draggingViewForItemsAtIndexes_withEvent_offset))
+        return [self draggingViewForItemsAtIndexes:indexes withEvent:anEvent offset:dragImageOffset];
+
+    return [_delegate collectionView:self draggingViewForItemsAtIndexes:indexes withEvent:anEvent offset:dragImageOffset];
+}
+
+@end
+
+
 var CPCollectionViewMinItemSizeKey              = @"CPCollectionViewMinItemSizeKey",
     CPCollectionViewMaxItemSizeKey              = @"CPCollectionViewMaxItemSizeKey",
     CPCollectionViewVerticalMarginKey           = @"CPCollectionViewVerticalMarginKey",

AppKit/CPColor.j

@@ -813,6 +813,12 @@ url("data:image/png;base64,BASE64ENCODEDDATA")  // if there is a pattern image
     return [CPColor colorWithRed:RAND() green:RAND() blue:RAND() alpha:1.0];
 }
 
++ (CPColor)checkerBoardColor
+{
+    // Thanks to cocco http://stackoverflow.com/a/18368212/76900.
+    return [CPColor colorWithPatternImage:[[CPImage alloc] initWithContentsOfFile:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAQMAAAAlPW0iAAAABlBMVEX////MzMw46qqDAAAAEElEQVQImWNg+M+AFeEQBgB+vw/xfUUZkgAAAABJRU5ErkJggg=="]];
+}
+
 @end
 
 /// @cond IGNORE

AppKit/CPColorPanel.j

@@ -27,6 +27,9 @@
 @import "CPView.j"
 
 @class CPSlider
+@class _CPColorPanelToolbar
+@class _CPColorPanelSwatches
+@class _CPColorPanelPreview
 
 @global CPApp
 

AppKit/CPColorPicker.j

@@ -25,6 +25,8 @@
 @import "CPView.j"
 
 @class CPSlider
+@class CPColorPanel
+@class __CPColorWheel
 
 @global CPColorPickerViewWidth
 @global CPColorPickerViewHeight

AppKit/CPColorWell.j

@@ -86,14 +86,12 @@ var _CPColorWellDidBecomeExclusiveNotification = @"_CPColorWellDidBecomeExclusiv
         _active = NO;
         _color = [CPColor whiteColor];
         [self setBordered:YES];
-
-        [self _registerForNotifications];
     }
 
     return self;
 }
 
-- (void)_registerForNotifications
+- (void)_registerNotifications
 {
     var defaultCenter = [CPNotificationCenter defaultCenter];
 
@@ -110,6 +108,22 @@ var _CPColorWellDidBecomeExclusiveNotification = @"_CPColorWellDidBecomeExclusiv
              object:[CPColorPanel sharedColorPanel]];
 }
 
+- (void)_removeNotifications
+{
+    var defaultCenter = [CPNotificationCenter defaultCenter];
+
+    [defaultCenter
+        removeObserver:self
+                  name:_CPColorWellDidBecomeExclusiveNotification
+                object:nil];
+
+    [defaultCenter
+        removeObserver:self
+                  name:CPWindowWillCloseNotification
+                object:[CPColorPanel sharedColorPanel]];
+
+}
+
 /*!
     Sets whether the color well is bordered.
 */
@@ -312,6 +326,28 @@ var _CPColorWellDidBecomeExclusiveNotification = @"_CPColorWellDidBecomeExclusiv
     [contentBorderView setBackgroundColor:[self currentValueForThemeAttribute:@"content-border-color"]];
 }
 
+
+#pragma mark -
+#pragma mark Observers method
+
+- (void)_addObservers
+{
+    if (_isObserving)
+        return;
+
+    [super _addObservers];
+    [self _registerNotifications];
+}
+
+- (void)_removeObservers
+{
+    if (!_isObserving)
+        return;
+
+    [super _removeObservers];
+    [self _removeNotifications];
+}
+
 @end
 
 @implementation CPColorWellValueBinder : CPBinder
@@ -363,8 +399,6 @@ var CPColorWellColorKey     = "CPColorWellColorKey",
         _active = NO;
         _color = [aCoder decodeObjectForKey:CPColorWellColorKey];
         [self setBordered:[aCoder decodeBoolForKey:CPColorWellBorderedKey]];
-
-        [self _registerForNotifications];
     }
 
     return self;

AppKit/CPComboBox.j

@@ -25,6 +25,27 @@
 @import "_CPPopUpList.j"
 
 
+// TODO : should conform to protocol CPTextFieldDelegate
+@protocol CPComboBoxDelegate <CPObject>
+
+@optional
+- (void)comboBoxSelectionIsChanging:(CPNotification)aNotification;
+- (void)comboBoxSelectionDidChange:(CPNotification)aNotification;
+- (void)comboBoxWillPopUp:(CPNotification)aNotification;
+- (void)comboBoxWillDismiss:(CPNotification)aNotification;
+
+@end
+
+@protocol CPComboBoxDataSource <CPObject>
+
+@optional
+- (CPString)comboBox:(CPComboBox)aComboBox completedString:(CPString)uncompletedString;
+- (id)comboBox:(CPComboBox)aComboBox objectValueForItemAtIndex:(int)index;
+- (int)comboBox:(CPComboBox)aComboBox indexOfItemWithStringValue:(CPString)stringValue;
+- (int)numberOfItemsInComboBox:(CPComboBox)aComboBox;
+
+@end
+
 CPComboBoxSelectionDidChangeNotification  = @"CPComboBoxSelectionDidChangeNotification";
 CPComboBoxSelectionIsChangingNotification = @"CPComboBoxSelectionIsChangingNotification";
 CPComboBoxWillDismissNotification         = @"CPComboBoxWillDismissNotification";
@@ -32,6 +53,11 @@ CPComboBoxWillPopUpNotification           = @"CPComboBoxWillPopUpNotification";
 
 CPComboBoxStateButtonBordered = CPThemeState("button-bordered");
 
+var CPComboBoxDelegate_comboBoxSelectionIsChanging_ = 1 << 0,
+    CPComboBoxDelegate_comboBoxSelectionDidChange_  = 1 << 1,
+    CPComboBoxDelegate_comboBoxWillPopUp_           = 1 << 2,
+    CPComboBoxDelegate_comboBoxWillDismiss_         = 1 << 3;
+
 var CPComboBoxTextSubview = @"text",
     CPComboBoxButtonSubview = @"button",
     CPComboBoxDefaultNumberOfVisibleItems = 5,
@@ -40,17 +66,20 @@ var CPComboBoxTextSubview = @"text",
 
 @implementation CPComboBox : CPTextField
 {
-    CPArray                 _items;
-    _CPPopUpList            _listDelegate;
-    CPComboBoxDataSource    _dataSource;
-    BOOL                    _usesDataSource;
-    BOOL                    _completes;
-    BOOL                    _canComplete;
-    int                     _numberOfVisibleItems;
-    BOOL                    _forceSelection;
-    BOOL                    _hasVerticalScroller;
-    CPString                _selectedStringValue;
-    BOOL                    _popUpButtonCausedResign;
+    BOOL                        _canComplete;
+    BOOL                        _completes;
+    BOOL                        _forceSelection;
+    BOOL                        _hasVerticalScroller;
+    BOOL                        _popUpButtonCausedResign;
+    BOOL                        _usesDataSource;
+    CGSize                      _intercellSpacing;
+    CPArray                     _items;
+    id<CPComboBoxDataSource>    _dataSource;
+    CPInteger                   _implementedDelegateComboBoxMethods;
+    CPString                    _selectedStringValue;
+    float                       _itemHeight;
+    int                         _numberOfVisibleItems;
+    _CPPopUpList                _listDelegate;
 }
 
 + (CPString)defaultThemeClass
@@ -119,7 +148,9 @@ var CPComboBoxTextSubview = @"text",
         return;
 
     _hasVerticalScroller = flag;
-    [[_listDelegate scrollView] setHasVerticalScroller:flag];
+
+    if (_listDelegate)
+        [[_listDelegate scrollView] setHasVerticalScroller:_hasVerticalScroller];
 }
 
 - (CGSize)intercellSpacing
@@ -129,7 +160,13 @@ var CPComboBoxTextSubview = @"text",
 
 - (void)setIntercellSpacing:(CGSize)aSize
 {
-    [[_listDelegate tableView] setIntercellSpacing:aSize];
+    if (_intercellSpacing && CGSizeEqualToSize(aSize, _intercellSpacing))
+        return;
+
+    _intercellSpacing = aSize;
+
+    if (_listDelegate)
+        [[_listDelegate tableView] setIntercellSpacing:_intercellSpacing];
 }
 
 - (BOOL)isButtonBordered
@@ -152,10 +189,18 @@ var CPComboBoxTextSubview = @"text",
 
 - (void)setItemHeight:(float)itemHeight
 {
-    [[_listDelegate tableView] setRowHeight:itemHeight];
+    if (itemHeight === _itemHeight)
+        return;
 
-    // FIXME: This shouldn't be necessary, but CPTableView does not tile after setRowHeight
-    [[_listDelegate tableView] reloadData];
+    _itemHeight = itemHeight;
+
+    if (_listDelegate)
+    {
+        [[_listDelegate tableView] setRowHeight:_itemHeight];
+
+        // FIXME: This shouldn't be necessary, but CPTableView does not tile after setRowHeight
+        [[_listDelegate tableView] reloadData];
+    }
 }
 
 - (int)numberOfVisibleItems
@@ -171,7 +216,7 @@ var CPComboBoxTextSubview = @"text",
 
 #pragma mark Setting a Delegate
 
-- (id /*< CPComboBoxDelegate >*/)delegate
+- (id <CPComboBoxDelegate>)delegate
 {
     return [super delegate];
 }
@@ -182,48 +227,28 @@ var CPComboBoxTextSubview = @"text",
     protocol, in actual fact it doesn't. Also note that the same
     delegate may conform to the NSTextFieldDelegate protocol.
 */
-- (void)setDelegate:(id /*< CPComboBoxDelegate >*/)aDelegate
+- (void)setDelegate:(id <CPComboBoxDelegate>)aDelegate
 {
     var delegate = [self delegate];
 
     if (aDelegate === delegate)
         return;
 
-    var defaultCenter = [CPNotificationCenter defaultCenter];
-
-    if (delegate)
-    {
-        [defaultCenter removeObserver:delegate name:CPComboBoxSelectionIsChangingNotification object:self];
-        [defaultCenter removeObserver:delegate name:CPComboBoxSelectionDidChangeNotification object:self];
-        [defaultCenter removeObserver:delegate name:CPComboBoxWillDismissNotification object:self];
-        [defaultCenter removeObserver:delegate name:CPComboBoxWillPopUpNotification object:self];
-    }
+    _implementedDelegateComboBoxMethods = 0;
 
     if (aDelegate)
     {
         if ([aDelegate respondsToSelector:@selector(comboBoxSelectionIsChanging:)])
-            [defaultCenter addObserver:delegate
-                              selector:@selector(comboBoxSelectionIsChanging:)
-                                  name:CPComboBoxSelectionIsChangingNotification
-                                object:self];
+            _implementedDelegateComboBoxMethods |= CPComboBoxDelegate_comboBoxSelectionIsChanging_;
 
         if ([aDelegate respondsToSelector:@selector(comboBoxSelectionDidChange:)])
-            [defaultCenter addObserver:delegate
-                              selector:@selector(comboBoxSelectionDidChange:)
-                                  name:CPComboBoxSelectionDidChangeNotification
-                                object:self];
+            _implementedDelegateComboBoxMethods |= CPComboBoxDelegate_comboBoxSelectionDidChange_;
 
         if ([aDelegate respondsToSelector:@selector(comboBoxWillPopUp:)])
-            [defaultCenter addObserver:delegate
-                              selector:@selector(comboBoxWillPopUp:)
-                                  name:CPComboBoxWillPopUpNotification
-                                object:self];
+            _implementedDelegateComboBoxMethods |= CPComboBoxDelegate_comboBoxWillPopUp_;
 
         if ([aDelegate respondsToSelector:@selector(comboBoxWillDismiss:)])
-            [defaultCenter addObserver:delegate
-                              selector:@selector(comboBoxWillDissmis:)
-                                  name:CPComboBoxWillDismissNotification
-                                object:self];
+            _implementedDelegateComboBoxMethods |= CPComboBoxDelegate_comboBoxWillDismiss_;
     }
 
     [super setDelegate:aDelegate];
@@ -231,7 +256,7 @@ var CPComboBoxTextSubview = @"text",
 
 #pragma mark Setting a Data Source
 
-- (id /*< CPComboBoxDataSource >*/)dataSource
+- (id <CPComboBoxDataSource>)dataSource
 {
     if (!_usesDataSource)
         [self _dataSourceWarningForMethod:_cmd condition:NO];
@@ -239,10 +264,12 @@ var CPComboBoxTextSubview = @"text",
     return _dataSource;
 }
 
-- (void)setDataSource:(id /*< CPComboBoxDataSource >*/)aSource
+- (void)setDataSource:(id <CPComboBoxDataSource>)aSource
 {
     if (!_usesDataSource)
+    {
         [self _dataSourceWarningForMethod:_cmd condition:NO];
+    }
     else if (_dataSource !== aSource)
     {
         if (![aSource respondsToSelector:@selector(numberOfItemsInComboBox:)] ||
@@ -251,7 +278,9 @@ var CPComboBoxTextSubview = @"text",
             CPLog.warn("Illegal %s data source (%s). Must implement numberOfItemsInComboBox: and comboBox:objectValueForItemAtIndex:", [self className], [aSource description]);
         }
         else
+        {
             _dataSource = aSource;
+        }
     }
 }
 
@@ -369,49 +398,57 @@ var CPComboBoxTextSubview = @"text",
     if (_listDelegate === aDelegate)
         return;
 
-    var defaultCenter = [CPNotificationCenter defaultCenter];
-
-    if (_listDelegate)
-    {
-        [defaultCenter removeObserver:self name:_CPPopUpListWillPopUpNotification object:_listDelegate];
-        [defaultCenter removeObserver:self name:_CPPopUpListWillDismissNotification object:_listDelegate];
-        [defaultCenter removeObserver:self name:_CPPopUpListDidDismissNotification object:_listDelegate];
-        [defaultCenter removeObserver:self name:_CPPopUpListItemWasClickedNotification object:_listDelegate];
-
-        var oldTableView = [_listDelegate tableView];
-
-        if (oldTableView)
-        {
-            [defaultCenter removeObserver:self name:CPTableViewSelectionIsChangingNotification object:oldTableView];
-            [defaultCenter removeObserver:self name:CPTableViewSelectionDidChangeNotification object:oldTableView];
-        }
-    }
+    [self _removeObserversForListDelegate:_listDelegate];
 
     _listDelegate = aDelegate;
 
+    // We only add the observers if the CPComboBox is displayed
+    if ([self window])
+        [self _addObserversForListDelegate:_listDelegate]
+
+    // Apply our text style to the list
+    [_listDelegate setFont:[self font]];
+    [_listDelegate setAlignment:[self alignment]];
+
+    [[_listDelegate scrollView] setHasVerticalScroller:_hasVerticalScroller];
+
+    if (_intercellSpacing)
+        [[_listDelegate tableView] setIntercellSpacing:_intercellSpacing];
+
+    if (_itemHeight)
+        [[_listDelegate tableView] setRowHeight:_itemHeight];
+}
+
+- (void)_addObserversForListDelegate:(_CPPopUpList)aDelegate
+{
+    if (!aDelegate)
+        return;
+
+    var defaultCenter = [CPNotificationCenter defaultCenter];
+
     [defaultCenter addObserver:self
                       selector:@selector(comboBoxWillPopUp:)
                           name:_CPPopUpListWillPopUpNotification
-                        object:_listDelegate];
+                        object:aDelegate];
 
     [defaultCenter addObserver:self
                       selector:@selector(comboBoxWillDismiss:)
                           name:_CPPopUpListWillDismissNotification
-                        object:_listDelegate];
+                        object:aDelegate];
 
     [defaultCenter addObserver:self
                       selector:@selector(listDidDismiss:)
                           name:_CPPopUpListDidDismissNotification
-                        object:_listDelegate];
+                        object:aDelegate];
 
     [defaultCenter addObserver:self
                       selector:@selector(itemWasClicked:)
                           name:_CPPopUpListItemWasClickedNotification
-                        object:_listDelegate];
+                        object:aDelegate];
 
-    [[_listDelegate scrollView] setHasVerticalScroller:_hasVerticalScroller];
+    [[aDelegate scrollView] setHasVerticalScroller:_hasVerticalScroller];
 
-    var tableView = [_listDelegate tableView];
+    var tableView = [aDelegate tableView];
 
     [defaultCenter addObserver:self
                       selector:@selector(comboBoxSelectionIsChanging:)
@@ -422,10 +459,27 @@ var CPComboBoxTextSubview = @"text",
                       selector:@selector(comboBoxSelectionDidChange:)
                           name:CPTableViewSelectionDidChangeNotification
                         object:tableView];
+}
 
-    // Apply our text style to the list
-    [_listDelegate setFont:[self font]];
-    [_listDelegate setAlignment:[self alignment]];
+- (void)_removeObserversForListDelegate:(_CPPopUpList)aDelegate
+{
+    if (!aDelegate)
+        return;
+
+    var defaultCenter = [CPNotificationCenter defaultCenter];
+
+    [defaultCenter removeObserver:self name:_CPPopUpListWillPopUpNotification object:aDelegate];
+    [defaultCenter removeObserver:self name:_CPPopUpListWillDismissNotification object:aDelegate];
+    [defaultCenter removeObserver:self name:_CPPopUpListDidDismissNotification object:aDelegate];
+    [defaultCenter removeObserver:self name:_CPPopUpListItemWasClickedNotification object:aDelegate];
+
+    var oldTableView = [aDelegate tableView];
+
+    if (oldTableView)
+    {
+        [defaultCenter removeObserver:self name:CPTableViewSelectionIsChangingNotification object:oldTableView];
+        [defaultCenter removeObserver:self name:CPTableViewSelectionDidChangeNotification object:oldTableView];
+    }
 }
 
 - (int)indexOfItemWithObjectValue:(id)anObject
@@ -470,8 +524,6 @@ var CPComboBoxTextSubview = @"text",
     if (!_listDelegate)
         [self setListDelegate:[[_CPPopUpList alloc] initWithDataSource:self]];
 
-    [self _selectMatchingItem];
-
     // Note the offset here is 1 less than the focus ring width because the outer edge
     // of the focus ring is very transparent and it looks better if the list is closer.
     if (CPComboBoxFocusRingWidth < 0)
@@ -482,6 +534,7 @@ var CPComboBoxTextSubview = @"text",
     }
 
     [_listDelegate popUpRelativeToRect:[self _borderFrame] view:self offset:CPComboBoxFocusRingWidth - 1];
+    [self _selectMatchingItem];
 }
 
 /*! @ignore */
@@ -817,13 +870,17 @@ var CPComboBoxTextSubview = @"text",
 - (void)setFont:(CPFont)aFont
 {
     [super setFont:aFont];
-    [_listDelegate setFont:aFont];
+
+    if (_listDelegate)
+        [_listDelegate setFont:aFont];
 }
 
 - (void)setAlignment:(CPTextAlignment)alignment
 {
     [super setAlignment:alignment];
-    [_listDelegate setAlignment:alignment];
+
+    if (_listDelegate)
+        [_listDelegate setAlignment:alignment];
 }
 
 #pragma mark Pop Up Button Layout
@@ -894,7 +951,9 @@ var CPComboBoxTextSubview = @"text",
             index = [_dataSource comboBox:self indexOfItemWithStringValue:stringValue]
     }
     else
+    {
         index = [self indexOfItemWithObjectValue:stringValue];
+    }
 
     [_listDelegate selectRow:index];
 
@@ -946,6 +1005,28 @@ var CPComboBoxTextSubview = @"text",
     }
 }
 
+
+#pragma mark -
+#pragma mark Observers method
+
+- (void)_addObservers
+{
+    if (_isObserving)
+        return;
+
+    [super _addObservers];
+    [self _addObserversForListDelegate:_listDelegate];
+}
+
+- (void)_removeObservers
+{
+    if (!_isObserving)
+        return;
+
+    [super _removeObservers];
+    [self _removeObserversForListDelegate:_listDelegate];
+}
+
 @end
 
 @implementation CPComboBox (CPComboBoxDelegate)
@@ -953,24 +1034,36 @@ var CPComboBoxTextSubview = @"text",
 /*! @ignore */
 - (void)comboBoxSelectionIsChanging:(CPNotification)aNotification
 {
+    if (_implementedDelegateComboBoxMethods & CPComboBoxDelegate_comboBoxSelectionIsChanging_)
+        [_delegate comboBoxSelectionIsChanging:[[CPNotification alloc] initWithName:CPComboBoxSelectionIsChangingNotification object:self userInfo:nil]];
+
     [[CPNotificationCenter defaultCenter] postNotificationName:CPComboBoxSelectionIsChangingNotification object:self];
 }
 
 /*! @ignore */
 - (void)comboBoxSelectionDidChange:(CPNotification)aNotification
 {
+    if (_implementedDelegateComboBoxMethods & CPComboBoxDelegate_comboBoxSelectionDidChange_)
+        [_delegate comboBoxSelectionDidChange:[[CPNotification alloc] initWithName:CPComboBoxSelectionDidChangeNotification object:self userInfo:nil]];
+
     [[CPNotificationCenter defaultCenter] postNotificationName:CPComboBoxSelectionDidChangeNotification object:self];
 }
 
 /*! @ignore */
 - (void)comboBoxWillPopUp:(CPNotification)aNotification
 {
+    if (_implementedDelegateComboBoxMethods & CPComboBoxDelegate_comboBoxWillPopUp_)
+        [_delegate comboBoxWillPopUp:[[CPNotification alloc] initWithName:CPComboBoxWillPopUpNotification object:self userInfo:nil]];
+
     [[CPNotificationCenter defaultCenter] postNotificationName:CPComboBoxWillPopUpNotification object:self];
 }
 
 /*! @ignore */
 - (void)comboBoxWillDismiss:(CPNotification)aNotification
 {
+    if (_implementedDelegateComboBoxMethods & CPComboBoxDelegate_comboBoxWillDismiss_)
+        [_delegate comboBoxWillDismiss:[[CPNotification alloc] initWithName:CPComboBoxWillDismissNotification object:self userInfo:nil]];
+
     [[CPNotificationCenter defaultCenter] postNotificationName:CPComboBoxWillDismissNotification object:self];
 }
 

AppKit/CPCompatibility.j

@@ -78,6 +78,8 @@ CPInputOnInputEventFeature              = 30;
 
 CPFileAPIFeature                        = 31;
 
+CPAltEnterTextAreaFeature               = 32;
+
 
 
 /*
@@ -100,6 +102,7 @@ var USER_AGENT                          = "",
 // default these features to true
 PLATFORM_FEATURES[CPInputTypeCanBeChangedFeature] = YES;
 PLATFORM_FEATURES[CPInputSetFontOutsideOfDOM] = YES;
+PLATFORM_FEATURES[CPAltEnterTextAreaFeature] = YES;
 
 if (typeof window !== "undefined" && typeof window.navigator !== "undefined")
     USER_AGENT = window.navigator.userAgent;
@@ -208,6 +211,7 @@ else if (USER_AGENT.indexOf("Gecko") !== -1) // Must follow KHTML check.
     // Some day this might be fixed and should be version prefixed. No known fixed version yet.
     PLATFORM_FEATURES[CPInput1PxLeftPadding] = YES;
 
+    PLATFORM_FEATURES[CPAltEnterTextAreaFeature] = NO;
     // This was supposed to be added in Firefox 22, but when testing with the latest beta as of 2013-06-14
     // it does not seem to work. It seems to exhibit the CPJavaScriptPasteRequiresEditableTarget problem,
     // and in addition doesn't seem to work with our native copy code either.

AppKit/CPControl.j

@@ -30,16 +30,31 @@
 
 @global CPApp
 
+@protocol CPControlTextEditingDelegate <CPObject>
+
+@optional
+- (void)controlTextDidBeginEditing:(CPNotification)aNotification;
+- (void)controlTextDidChange:(CPNotification)aNotification;
+- (void)controlTextDidEndEditing:(CPNotification)aNotification;
+- (void)controlTextDidFocus:(CPNotification)aNotification;
+- (void)controlTextDidBlur:(CPNotification)aNotification;
+- (BOOL)control:(CPControl)control didFailToFormatString:(CPString)string errorDescription:(CPString)error;
+
+@end
+
+@typedef CPTextAlignment
 CPLeftTextAlignment      = 0;
 CPRightTextAlignment     = 1;
 CPCenterTextAlignment    = 2;
 CPJustifiedTextAlignment = 3;
 CPNaturalTextAlignment   = 4;
 
+@typedef CPControlSize
 CPRegularControlSize = 0;
 CPSmallControlSize   = 1;
 CPMiniControlSize    = 2;
 
+@typedef CPLineBreakMode
 CPLineBreakByWordWrapping     = 0;
 CPLineBreakByCharWrapping     = 1;
 CPLineBreakByClipping         = 2;
@@ -47,11 +62,13 @@ CPLineBreakByTruncatingHead   = 3;
 CPLineBreakByTruncatingTail   = 4;
 CPLineBreakByTruncatingMiddle = 5;
 
+@typedef CPVerticalTextAlignment
 CPTopVerticalTextAlignment    = 1;
 CPCenterVerticalTextAlignment = 2;
 CPBottomVerticalTextAlignment = 3;
 
 // Deprecated for use with images, use the CPImageScale constants
+@typedef CPImageScaling
 CPScaleProportionally = 0;
 CPScaleToFit          = 1;
 CPScaleNone           = 2;
@@ -61,6 +78,7 @@ CPImageScaleAxesIndependently      = 1;
 CPImageScaleNone                   = 2;
 CPImageScaleProportionallyUpOrDown = 3;
 
+@typedef CPCellImagePosition
 CPNoImage       = 0;
 CPImageOnly     = 1;
 CPImageLeft     = 2;
@@ -106,6 +124,8 @@ var CPControlBlackColor = [CPColor blackColor];
     BOOL                _trackingWasWithinFrame;
     unsigned            _trackingMouseDownFlags;
     CGPoint             _previousTrackingLocation;
+
+    CPControlSize       _controlSize;
 }
 
 + (CPDictionary)themeAttributes
@@ -122,6 +142,7 @@ var CPControlBlackColor = [CPColor blackColor];
             @"image-scaling": CPScaleToFit,
             @"min-size": CGSizeMakeZero(),
             @"max-size": CGSizeMake(-1.0, -1.0),
+            @"nib2cib-adjustment-frame": CGRectMakeZero()
         };
 }
 
@@ -177,13 +198,95 @@ var CPControlBlackColor = [CPColor blackColor];
 
     if (self)
     {
-        _sendActionOn = CPLeftMouseUpMask;
+        _sendActionOn           = CPLeftMouseUpMask;
         _trackingMouseDownFlags = 0;
     }
 
     return self;
 }
 
+
+#pragma mark -
+#pragma mark Control Size
+
+/*!
+    Returns the control's control size
+*/
+- (CPControlSize)controlSize
+{
+    return _controlSize;
+}
+
+/*!
+    Sets the control's size.
+    @param aControlSize the control's size
+*/
+- (void)setControlSize:(CPControlSize)aControlSize
+{
+    if (_controlSize === aControlSize)
+        return;
+
+    [self unsetThemeState:[self _controlSizeThemeState]];
+    _controlSize = aControlSize;
+    [self setThemeState:[self _controlSizeThemeState]];
+
+    [self setNeedsLayout];
+    [self setNeedsDisplay:YES];
+}
+
+/*!
+    Gets the current theme state according to the current controlSize.
+    @return a CPThemeState
+*/
+- (ThemeState)_controlSizeThemeState
+{
+    switch(_controlSize)
+    {
+        case CPSmallControlSize:
+            return CPThemeStateControlSizeSmall;
+
+        case CPMiniControlSize:
+            return CPThemeStateControlSizeMini;
+
+        case CPRegularControlSize:
+        default:
+            return CPThemeStateControlSizeRegular;
+    }
+}
+
+/*!
+    @ignore
+    Change frame size according to the theme control size theme constraints
+    Basically for height to min-size.
+*/
+- (void)_sizeToControlSize
+{
+    var frameSize = [self frameSize],
+        minSize = [self currentValueForThemeAttribute:@"min-size"],
+        maxSize = [self currentValueForThemeAttribute:@"max-size"];
+
+    if (minSize.width > 0)
+    {
+        frameSize.width = MAX(minSize.width, frameSize.width);
+
+        if (maxSize.width > 0)
+            frameSize.width = MIN(maxSize.width, frameSize.width);
+    }
+
+    if (minSize.height > 0)
+    {
+        frameSize.height = MAX(minSize.height, frameSize.height);
+
+        if (maxSize.height > 0)
+            frameSize.height = MIN(maxSize.height, frameSize.height);
+    }
+
+    [self setFrameSize:frameSize];
+}
+
+
+#pragma mark -
+
 /*!
     Sets the receiver's target action.
 
@@ -915,14 +1018,15 @@ var CPControlBlackColor = [CPColor blackColor];
 
 @end
 
-var CPControlValueKey                   = @"CPControlValueKey",
+var CPControlActionKey                  = @"CPControlActionKey",
+    CPControlControlSizeKey             = @"CPControlControlSizeKey",
     CPControlControlStateKey            = @"CPControlControlStateKey",
-    CPControlIsEnabledKey               = @"CPControlIsEnabledKey",
-    CPControlTargetKey                  = @"CPControlTargetKey",
-    CPControlActionKey                  = @"CPControlActionKey",
-    CPControlSendActionOnKey            = @"CPControlSendActionOnKey",
     CPControlFormatterKey               = @"CPControlFormatterKey",
+    CPControlIsEnabledKey               = @"CPControlIsEnabledKey",
+    CPControlSendActionOnKey            = @"CPControlSendActionOnKey",
     CPControlSendsActionOnEndEditingKey = @"CPControlSendsActionOnEndEditingKey",
+    CPControlTargetKey                  = @"CPControlTargetKey",
+    CPControlValueKey                   = @"CPControlValueKey",
 
     __Deprecated__CPImageViewImageKey   = @"CPImageViewImageKey";
 
@@ -949,6 +1053,8 @@ var CPControlValueKey                   = @"CPControlValueKey",
         [self setSendsActionOnEndEditing:[aCoder decodeBoolForKey:CPControlSendsActionOnEndEditingKey]];
 
         [self setFormatter:[aCoder decodeObjectForKey:CPControlFormatterKey]];
+
+        [self setControlSize:[aCoder decodeIntForKey:CPControlControlSizeKey]];
     }
 
     return self;
@@ -981,6 +1087,8 @@ var CPControlValueKey                   = @"CPControlValueKey",
 
     if (_formatter !== nil)
         [aCoder encodeObject:_formatter forKey:CPControlFormatterKey];
+
+    [aCoder encodeInt:_controlSize forKey:CPControlControlSizeKey];
 }
 
 @end

AppKit/CPCursor.j

@@ -22,6 +22,7 @@ Cursor support by browser:
 */
 
 @import <Foundation/CPObject.j>
+@import "CPImage.j"
 
 @global CPApp
 

AppKit/CPDatePicker/CPDatePicker.j

@@ -28,7 +28,6 @@
 @import <Foundation/CPArray.j>
 @import <Foundation/CPObject.j>
 @import <Foundation/CPDate.j>
-@import <Foundation/CPDateFormatter.j>
 @import <Foundation/CPLocale.j>
 @import <Foundation/CPTimeZone.j>
 
@@ -76,6 +75,7 @@ CPEraDatePickerElementFlag              = 0x0100;
     CPInteger       _datePickerStyle    @accessors(property=datePickerStyle);
     CPInteger       _timeInterval       @accessors(property=timeInterval);
 
+    BOOL                    _invokedByUserEvent;
     _CPDatePickerTextField  _datePickerTextfield;
     _CPDatePickerCalendar   _datePickerCalendar;
     unsigned                _implementedCDatePickerDelegateMethods;
@@ -206,24 +206,32 @@ CPEraDatePickerElementFlag              = 0x0100;
     if (!_locale)
         _locale = [CPLocale currentLocale];
 
-    if (!_timeZone)
-        _timeZone = [CPTimeZone systemTimeZone];
-
     _datePickerTextfield = [[_CPDatePickerTextField alloc] initWithFrame:[self bounds] withDatePicker:self];
-
     [_datePickerTextfield setDateValue:_dateValue];
-    [self addSubview:_datePickerTextfield];
 
     _datePickerCalendar = [[_CPDatePickerCalendar alloc] initWithFrame:[self bounds] withDatePicker:self];
     [_datePickerCalendar setDateValue:_dateValue];
-    [_datePickerCalendar setHidden:YES];
-    [self addSubview:_datePickerCalendar];
+
+    // We might have been unarchived in a disabled state.
+    [_datePickerTextfield setEnabled:[self isEnabled]];
 
     [self setNeedsDisplay:YES];
     [self setNeedsLayout];
 }
 
 
+#pragma mark -
+#pragma mark Control Size
+
+- (void)setControlSize:(CPControlSize)aControlSize
+{
+    [super setControlSize:aControlSize];
+
+    if ([self datePickerStyle] == CPTextFieldAndStepperDatePickerStyle || [self datePickerStyle] == CPTextFieldDatePickerStyle)
+        [self _sizeToControlSize];
+}
+
+
 #pragma mark -
 #pragma mark Delegate methods
 
@@ -252,15 +260,26 @@ CPEraDatePickerElementFlag              = 0x0100;
 
     if (_datePickerStyle == CPTextFieldAndStepperDatePickerStyle || _datePickerStyle == CPTextFieldDatePickerStyle)
     {
-        [_datePickerTextfield setHidden:NO];
-        [_datePickerCalendar setHidden:YES];
+        if (![_datePickerTextfield superview])
+            [self addSubview:_datePickerTextfield];
+
+        if ([_datePickerCalendar superview])
+            [_datePickerCalendar removeFromSuperview];
+
+        [_datePickerTextfield setControlSize:[self controlSize]];
         [_datePickerTextfield setNeedsLayout];
+        [_datePickerTextfield setNeedsDisplay:YES];
     }
     else
     {
-        [_datePickerCalendar setHidden:NO];
-        [_datePickerTextfield setHidden:YES];
+        if (![_datePickerCalendar superview])
+            [self addSubview:_datePickerCalendar];
+
+        if ([_datePickerTextfield superview])
+            [_datePickerTextfield removeFromSuperview];
+
         [_datePickerCalendar setNeedsLayout];
+        [_datePickerCalendar setNeedsDisplay:YES];
     }
 }
 
@@ -275,11 +294,14 @@ CPEraDatePickerElementFlag              = 0x0100;
     return _dateValue
 }
 
-/*! Set the objectValue ofhe datePier. It has to be a CPDate
+/*! Set the objectValue of the datePicker. It has to be a CPDate
     @param aDateValue the dateValue
 */
 - (void)setObjectValue:(CPDate)aValue
 {
+    if (![aValue isKindOfClass:[CPDate class]])
+        return;
+
     [self setDateValue:aValue];
 }
 
@@ -291,6 +313,7 @@ CPEraDatePickerElementFlag              = 0x0100;
     if (aDateValue == nil)
         return;
 
+    _invokedByUserEvent = NO;
     [self _setDateValue:aDateValue timeInterval:_timeInterval];
 }
 
@@ -309,7 +332,14 @@ CPEraDatePickerElementFlag              = 0x0100;
     aTimeInterval = MAX(MIN(aTimeInterval, [_maxDate timeIntervalSinceDate:aDateValue]), [_minDate timeIntervalSinceDate:aDateValue]);
 
     if ([aDateValue isEqualToDate:_dateValue] && aTimeInterval == _timeInterval)
+    {
+        if (_datePickerStyle == CPTextFieldAndStepperDatePickerStyle || _datePickerStyle == CPTextFieldDatePickerStyle)
+            [_datePickerTextfield setDateValue:_dateValue];
+        else
+            [_datePickerCalendar setDateValue:_dateValue];
+
         return;
+    }
 
     if (_implementedCDatePickerDelegateMethods & CPDatePicker_validateProposedDateValue_timeInterval)
     {
@@ -331,7 +361,8 @@ CPEraDatePickerElementFlag              = 0x0100;
     _timeInterval = (_datePickerMode == CPSingleDateMode)? 0 : aTimeInterval;
     [self didChangeValueForKey:@"timeInterval"];
 
-    [self sendAction:[self action] to:[self target]];
+    if (_invokedByUserEvent)
+        [self sendAction:[self action] to:[self target]];
 
     if (_datePickerStyle == CPTextFieldAndStepperDatePickerStyle || _datePickerStyle == CPTextFieldDatePickerStyle)
         [_datePickerTextfield setDateValue:_dateValue];
@@ -370,6 +401,8 @@ CPEraDatePickerElementFlag              = 0x0100;
 {
     _datePickerStyle = aDatePickerStyle;
 
+    [self setControlSize:[self controlSize]];
+
     [self setNeedsDisplay:YES];
     [self setNeedsLayout];
 }
@@ -509,6 +542,11 @@ CPEraDatePickerElementFlag              = 0x0100;
     [self didChangeValueForKey:@"timeZone"];
 
     [self setNeedsLayout];
+
+    if (_datePickerStyle == CPTextFieldAndStepperDatePickerStyle || _datePickerStyle == CPTextFieldDatePickerStyle)
+        [_datePickerTextfield setDateValue:_dateValue];
+    else
+        [_datePickerCalendar setDateValue:_dateValue];
 }
 
 
@@ -520,11 +558,16 @@ CPEraDatePickerElementFlag              = 0x0100;
 - (BOOL)becomeFirstResponder
 {
     if (_datePickerStyle == CPTextFieldAndStepperDatePickerStyle || _datePickerStyle == CPTextFieldDatePickerStyle)
-        [_datePickerTextfield _selecteTextFieldWithFlags:[[CPApp currentEvent] modifierFlags]];
-    else
-        return NO;
+    {
+        if (![super becomeFirstResponder])
+            return NO;
 
-    return YES;
+        [_datePickerTextfield _selectTextFieldWithFlags:[[CPApp currentEvent] modifierFlags]];
+
+        return YES;
+    }
+
+    return NO;
 }
 
 /*! Return YES
@@ -628,12 +671,13 @@ var CPDatePickerModeKey         = @"CPDatePickerModeKey",
         _timeInterval = [aCoder decodeDoubleForKey:CPIntervalKey];
         _datePickerMode = [aCoder decodeIntForKey:CPDatePickerModeKey];
         _datePickerElements = [aCoder decodeIntForKey:CPDatePickerElementsKey];
-        _datePickerStyle = [aCoder decodeIntForKey:CPDatePickerStyleKey];
+        [self setDatePickerStyle:[aCoder decodeIntForKey:CPDatePickerStyleKey]];
         _locale = [aCoder decodeObjectForKey:CPLocaleKey];
         _dateValue = [aCoder decodeObjectForKey:CPDateValueKey];
         _backgroundColor = [aCoder decodeObjectForKey:CPBackgroundColorKey];
         _drawsBackground = [aCoder decodeBoolForKey:CPDrawsBackgroundKey];
         _isBordered = [aCoder decodeBoolForKey:CPBorderedKey];
+
         [self _init];
     }
 
@@ -642,7 +686,9 @@ var CPDatePickerModeKey         = @"CPDatePickerModeKey",
 
 - (void)encodeWithCoder:(CPCoder)aCoder
 {
+    // FIXME Do we need to encode _datePickerTextfield and _datePickerCalendar? As subviews they'll be encoded, but when we decode we recreate them anyhow.
     [super encodeWithCoder:aCoder];
+
     [aCoder encodeDouble:_timeInterval forKey:CPIntervalKey];
     [aCoder encodeInt:_datePickerMode forKey:CPDatePickerModeKey];
     [aCoder encodeInt:_datePickerStyle forKey:CPDatePickerStyleKey];
@@ -655,6 +701,7 @@ var CPDatePickerModeKey         = @"CPDatePickerModeKey",
     [aCoder encodeObject:_backgroundColor forKey:CPBackgroundColorKey];
     [aCoder encodeObject:_drawsBackground forKey:CPDrawsBackgroundKey];
     [aCoder encodeObject:_isBordered forKey:CPBorderedKey];
+
 }
 
 @end

AppKit/CPDatePicker/_CPDatePickerCalendar.j

@@ -29,7 +29,11 @@
 @import <Foundation/Foundation.j>
 
 @class CPDatePicker
+@class _CPDatePickerMonthView
+@class _CPDatePickerHeaderView
+@class _CPDatePickerBox
 
+@global CPApp
 @global CPSingleDateMode
 @global CPRangeDateMode
 
@@ -43,6 +47,10 @@
 @global CPYearMonthDayDatePickerElementFlag
 @global CPEraDatePickerElementFlag
 
+@global CPAlternateKeyMask
+@global CPCommandKeyMask
+@global CPControlKeyMask
+
 var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"],
     CPShortWeekDayNameArrayUS = [@"Su", @"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa"],
     CPShortWeekDayNameArrayFr = [@"L", @"M", @"M", @"J", @"V", @"S", @"D"],
@@ -58,7 +66,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
     _CPDatePickerMonthView          _monthView;
     _CPDatePickerHeaderView         _headerView;
     _CPDatePickerClock              _datePickerClock;
-    CPBox                           _box;
+    _CPDatePickerBox                _box;
     CPDatePicker                    _datePicker;
     CPInteger                       _startSelectionIndex;
     CPInteger                       _currentSelectionIndex;
@@ -80,6 +88,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
         _datePicker = aDatePicker
         [self _init];
     }
+
     return self;
 }
 
@@ -91,7 +100,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
         sizeCalendar = [_datePicker valueForThemeAttribute:@"size-calendar"],
         sizeClock = [_datePicker valueForThemeAttribute:@"size-clock"];
 
-    _box = [[_DatePickerBox alloc] initWithFrame:CGRectMake(0, 0, sizeCalendar.width, sizeHeader.height + sizeCalendar.height)];
+    _box = [[_CPDatePickerBox alloc] initWithFrame:CGRectMake(0, 0, sizeCalendar.width, sizeHeader.height + sizeCalendar.height)];
     [_box setDatePicker:_datePicker];
 
     _headerView = [[_CPDatePickerHeaderView alloc] initWithFrame:CGRectMake(0, 0, sizeHeader.width, sizeHeader.height) datePicker:_datePicker delegate:self];
@@ -113,11 +122,6 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
 #pragma mark -
 #pragma mark Responder methods
 
-- (BOOL)becomeFirstResponder
-{
-    return YES;
-}
-
 - (BOOL)acceptsFirstResponder
 {
     return YES;
@@ -215,6 +219,8 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
         [_headerView setHidden:YES];
         [_monthView setHidden:YES];
     }
+
+    [self setFrameSize:[_datePicker frameSize]];
 }
 
 
@@ -223,16 +229,62 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
 
 /*! Move to the nextMonth without changing the dateValue of the datePicker
 */
-- (void)_nextMonth:(id)sender
+- (void)_clickArrowNext:(id)sender
 {
-    [self setDateValue:[_monthView nextMonth]];
+    var currentEvent = [CPApp currentEvent],
+        modifierFlags = [currentEvent modifierFlags];
+
+    if (modifierFlags & (CPCommandKeyMask | CPControlKeyMask | CPAlternateKeyMask))
+    {
+        var date = [[_monthView monthDate] copy];
+        date.setDate(1);
+
+        if (modifierFlags & CPAlternateKeyMask)
+            date.setUTCFullYear(date.getUTCFullYear() + 10);
+        else
+            date.setUTCFullYear(date.getUTCFullYear() + 1);
+
+        [self setDateValue:date];
+    }
+    else
+    {
+         [self _displayNextMonth];
+    }
+}
+
+- (void)_displayNextMonth
+{
+     [self setDateValue:[_monthView nextMonth]];
+}
+
+- (void)_displayPreviousMonth
+{
+    [self setDateValue:[_monthView previousMonth]];
 }
 
 /*! Move to the previous month without changing the dateValue of the datePicker
 */
-- (void)_previousMonth:(id)sender
+- (void)_clickArrowPrevious:(id)sender
 {
-    [self setDateValue:[_monthView previousMonth]];
+    var currentEvent = [CPApp currentEvent],
+        modifierFlags = [currentEvent modifierFlags];
+
+    if (modifierFlags & (CPCommandKeyMask | CPControlKeyMask | CPAlternateKeyMask))
+    {
+        var date = [[_monthView monthDate] copy];
+        date.setDate(1);
+
+        if (modifierFlags & CPAlternateKeyMask)
+            date.setUTCFullYear(date.getUTCFullYear() - 10);
+        else
+            date.setUTCFullYear(date.getUTCFullYear() - 1);
+
+        [self setDateValue:date];
+    }
+    else
+    {
+         [self _displayPreviousMonth];
+    }
 }
 
 /*! Move to the current selected day
@@ -334,10 +386,12 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
         [self addSubview:_currentButton];
 
         [_previousButton setTarget:aDelegate];
-        [_previousButton setAction:@selector(_previousMonth:)];
+        [_previousButton setAction:@selector(_clickArrowPrevious:)];
+        [_previousButton setContinuous:YES];
 
         [_nextButton setTarget:aDelegate];
-        [_nextButton setAction:@selector(_nextMonth:)];
+        [_nextButton setAction:@selector(_clickArrowNext:)];
+        [_nextButton setContinuous:YES];
 
         [_currentButton setTarget:aDelegate];
         [_currentButton setAction:@selector(_currentMonth:)];
@@ -683,7 +737,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
 
         [dayTile setDate:[currentDate copy]];
         [dayTile setStringValue:currentDate.getDate()];
-        [dayTile setDisabled:![self isEnabled] || currentDate.getMonth() !== currentMonth.getMonth()];
+        [dayTile setDisabled:![self isEnabled] || currentDate.getMonth() !== currentMonth.getMonth() || currentDate < [_datePicker minDate] || currentDate > [_datePicker maxDate]];
         [dayTile setHighlighted:isPresentMonth && currentDate.getDate() == now.getDate()];
     }
 
@@ -845,26 +899,62 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
     _indexDayTile = -1;
     _eventDragged = nil
 
+    _datePicker._invokedByUserEvent = YES;
+
     // Check if we have to change or not the month of the component
     if ([dayTile date].getMonth() == _date.getMonth())
     {
-        var minDate = [[_datePicker minDate] copy],
-            maxDate = [[_datePicker maxDate] copy];
+        if ([_datePicker datePickerMode] == CPRangeDateMode && [anEvent modifierFlags] & CPShiftKeyMask)
+        {
+            var dateValueAtMidnight = [[_datePicker dateValue] copy];
 
-        [minDate _resetToMidnight];
-        [maxDate _resetToLastSeconds];
+            [dateValueAtMidnight _resetToMidnight];
 
-        if (dateTile >= minDate && dateTile <= maxDate)
-            [_datePicker _setDateValue:[self _hoursMinutesSecondsFromDatePickerForDate:dateTile] timeInterval:0];
+            if (dateTile < dateValueAtMidnight)
+            {
+                var interval;
+
+                if (dateTile == dateValueAtMidnight)
+                    interval = [_datePicker timeInterval];
+                else
+                    interval = ([dateValueAtMidnight timeIntervalSinceDate:dateTile] + [_datePicker timeInterval]);
+
+                [_datePicker _setDateValue:[self _hoursMinutesSecondsFromDatePickerForDate:dateTile] timeInterval:interval];
+            }
+            else if ([[dayTile date] isEqualToDate:dateValueAtMidnight])
+            {
+                [_datePicker _setDateValue:[self _hoursMinutesSecondsFromDatePickerForDate:dateTile] timeInterval:0];
+            }
+            else
+            {
+                [_datePicker _setDateValue:[self _hoursMinutesSecondsFromDatePickerForDate:[dateValueAtMidnight copy]] timeInterval:([dateTile timeIntervalSinceDate:dateValueAtMidnight])];
+            }
+
+            // Be sure to display the good month
+            [_delegate setDateValue:dateTile];
+        }
+        else
+        {
+            var minDate = [[_datePicker minDate] copy],
+                maxDate = [[_datePicker maxDate] copy];
+
+            [minDate _resetToMidnight];
+            [maxDate _resetToLastSeconds];
+
+            if (dateTile >= minDate && dateTile <= maxDate)
+                [_datePicker _setDateValue:[self _hoursMinutesSecondsFromDatePickerForDate:dateTile] timeInterval:0];
+        }
     }
     else
     {
         // Check the year and the month. The year is usefull when changing from Jan to Dec.
         if (_date.getMonth() - [dayTile date].getMonth() == 1 || _date.getFullYear() - [dayTile date].getFullYear() == 1)
-            [_delegate _previousMonth:self];
+            [_delegate _displayPreviousMonth];
         else
-            [_delegate _nextMonth:self];
+            [_delegate _displayNextMonth];
     }
+
+    _datePicker._invokedByUserEvent = NO;
 }
 
 /*! Mouse dragged event
@@ -882,6 +972,8 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
     _indexDayTile = [self indexOfTileForEvent:anEvent];
     _eventDragged = anEvent;
 
+    _datePicker._invokedByUserEvent = YES;
+
     if ([_datePicker datePickerMode] == CPSingleDateMode)
     {
         // Check if we have to change or not the month of the component
@@ -899,9 +991,9 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
 
             // Check the year and the month. The year is usefull when changing from Jan to Dec.
             if (_date.getMonth() - [dayTile date].getMonth() == 1 || _date.getFullYear() - [dayTile date].getFullYear() == 1)
-                [_delegate _previousMonth:self];
+                [_delegate _displayPreviousMonth];
             else
-                [_delegate _nextMonth:self];
+                [_delegate _displayNextMonth];
         }
     }
     else
@@ -923,6 +1015,8 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
                 [_datePicker _setDateValue:[self _hoursMinutesSecondsFromDatePickerForDate:_clickDate] timeInterval:[dateTile timeIntervalSinceDate:dateValueAtMidnight]];
         }
     }
+
+    _datePicker._invokedByUserEvent = NO;
 }
 
 - (void)mouseUp:(CPEvent)anEvent
@@ -944,7 +1038,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
     if (_isMonthJustChanged)
     {
         _dragDate.setMonth(_date.getMonth() + 1);
-        [_delegate _nextMonth:self];
+        [_delegate _displayNextMonth];
     }
 }
 
@@ -953,7 +1047,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
     if (_isMonthJustChanged)
     {
         _dragDate.setMonth(_date.getMonth() - 1);
-        [_delegate _previousMonth:self];
+        [_delegate _displayPreviousMonth];
     }
 }
 
@@ -1020,30 +1114,30 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
         [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState:CPThemeStateDisabled] forThemeAttribute:@"text-shadow-color" inState:CPThemeStateDisabled];
         [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState:CPThemeStateDisabled] forThemeAttribute:@"text-shadow-offset" inState:CPThemeStateDisabled];
 
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState:CPThemeStateDisabled | CPThemeStateSelected] forThemeAttribute:@"font" inState:CPThemeStateDisabled | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState:CPThemeStateDisabled | CPThemeStateSelected] forThemeAttribute:@"text-color" inState:CPThemeStateDisabled | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState:CPThemeStateDisabled | CPThemeStateSelected] forThemeAttribute:@"text-shadow-color" inState:CPThemeStateDisabled | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState:CPThemeStateDisabled | CPThemeStateSelected] forThemeAttribute:@"text-shadow-offset" inState:CPThemeStateDisabled | CPThemeStateSelected];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState:[CPThemeStateDisabled, CPThemeStateSelected]] forThemeAttribute:@"font" inState:[CPThemeStateDisabled, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState:[CPThemeStateDisabled, CPThemeStateSelected]]forThemeAttribute:@"text-color" inState:[CPThemeStateDisabled, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState:[CPThemeStateDisabled, CPThemeStateSelected]] forThemeAttribute:@"text-shadow-color" inState:[CPThemeStateDisabled, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState:[CPThemeStateDisabled, CPThemeStateSelected]] forThemeAttribute:@"text-shadow-offset" inState:[CPThemeStateDisabled, CPThemeStateSelected]];
 
         [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState:CPThemeStateHighlighted] forThemeAttribute:@"font" inState:CPThemeStateHighlighted];
         [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState:CPThemeStateHighlighted] forThemeAttribute:@"text-color" inState:CPThemeStateHighlighted];
         [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState:CPThemeStateHighlighted] forThemeAttribute:@"text-shadow-color" inState:CPThemeStateHighlighted];
         [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState:CPThemeStateHighlighted] forThemeAttribute:@"text-shadow-offset" inState:CPThemeStateHighlighted];
 
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState:CPThemeStateHighlighted | CPThemeStateSelected] forThemeAttribute:@"font" inState:CPThemeStateHighlighted | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState:CPThemeStateHighlighted | CPThemeStateSelected] forThemeAttribute:@"text-color" inState:CPThemeStateHighlighted | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState:CPThemeStateHighlighted | CPThemeStateSelected] forThemeAttribute:@"text-shadow-color" inState:CPThemeStateHighlighted | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState:CPThemeStateHighlighted | CPThemeStateSelected] forThemeAttribute:@"text-shadow-offset" inState:CPThemeStateHighlighted | CPThemeStateSelected];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState:[CPThemeStateHighlighted, CPThemeStateSelected]] forThemeAttribute:@"font" inState:[CPThemeStateHighlighted, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState:[CPThemeStateHighlighted, CPThemeStateSelected]] forThemeAttribute:@"text-color" inState:[CPThemeStateHighlighted, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState:[CPThemeStateHighlighted, CPThemeStateSelected]] forThemeAttribute:@"text-shadow-color" inState:[CPThemeStateHighlighted, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState:[CPThemeStateHighlighted, CPThemeStateSelected]] forThemeAttribute:@"text-shadow-offset" inState:[CPThemeStateHighlighted, CPThemeStateSelected]];
 
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState: CPThemeStateDisabled | CPThemeStateHighlighted | CPThemeStateSelected] forThemeAttribute:@"font" inState: CPThemeStateDisabled | CPThemeStateHighlighted | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState: CPThemeStateDisabled | CPThemeStateHighlighted | CPThemeStateSelected] forThemeAttribute:@"text-color" inState: CPThemeStateDisabled | CPThemeStateHighlighted | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState: CPThemeStateDisabled | CPThemeStateHighlighted | CPThemeStateSelected] forThemeAttribute:@"text-shadow-color" inState: CPThemeStateDisabled | CPThemeStateHighlighted | CPThemeStateSelected];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState: CPThemeStateDisabled | CPThemeStateHighlighted | CPThemeStateSelected] forThemeAttribute:@"text-shadow-offset" inState: CPThemeStateDisabled | CPThemeStateHighlighted | CPThemeStateSelected];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState:[CPThemeStateDisabled, CPThemeStateHighlighted, CPThemeStateSelected]] forThemeAttribute:@"font" inState:[CPThemeStateDisabled, CPThemeStateHighlighted, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState:[CPThemeStateDisabled, CPThemeStateHighlighted, CPThemeStateSelected]] forThemeAttribute:@"text-color" inState:[CPThemeStateDisabled, CPThemeStateHighlighted, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState:[CPThemeStateDisabled, CPThemeStateHighlighted, CPThemeStateSelected]] forThemeAttribute:@"text-shadow-color" inState:[CPThemeStateDisabled, CPThemeStateHighlighted, CPThemeStateSelected]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState:[CPThemeStateDisabled, CPThemeStateHighlighted, CPThemeStateSelected]] forThemeAttribute:@"text-shadow-offset" inState:[CPThemeStateDisabled, CPThemeStateHighlighted, CPThemeStateSelected]];
 
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState: CPThemeStateDisabled | CPThemeStateHighlighted ] forThemeAttribute:@"font" inState: CPThemeStateDisabled | CPThemeStateHighlighted ];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState: CPThemeStateDisabled | CPThemeStateHighlighted ] forThemeAttribute:@"text-color" inState: CPThemeStateDisabled | CPThemeStateHighlighted ];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState: CPThemeStateDisabled | CPThemeStateHighlighted ] forThemeAttribute:@"text-shadow-color" inState: CPThemeStateDisabled | CPThemeStateHighlighted ];
-        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState: CPThemeStateDisabled | CPThemeStateHighlighted ] forThemeAttribute:@"text-shadow-offset" inState: CPThemeStateDisabled | CPThemeStateHighlighted];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-font" inState:[CPThemeStateDisabled, CPThemeStateHighlighted]] forThemeAttribute:@"font" inState:[CPThemeStateDisabled, CPThemeStateHighlighted]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-color" inState:[CPThemeStateDisabled, CPThemeStateHighlighted]] forThemeAttribute:@"text-color" inState:[CPThemeStateDisabled, CPThemeStateHighlighted]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-color" inState:[CPThemeStateDisabled, CPThemeStateHighlighted]] forThemeAttribute:@"text-shadow-color" inState:[CPThemeStateDisabled, CPThemeStateHighlighted]];
+        [_textField setValue:[_datePicker valueForThemeAttribute:@"tile-text-shadow-offset" inState:[CPThemeStateDisabled, CPThemeStateHighlighted]] forThemeAttribute:@"text-shadow-offset" inState:[CPThemeStateDisabled, CPThemeStateHighlighted]];
 
         [self addSubview:_textField];
 
@@ -1059,7 +1153,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
 
 /*! Set a theme
 */
-- (BOOL)setThemeState:(CPThemeState)aState
+- (BOOL)setThemeState:(ThemeState)aState
 {
     [_textField setThemeState:aState];
     [super setThemeState:aState];
@@ -1067,7 +1161,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
 
 /*! Unset a theme
 */
-- (BOOL)unsetThemeState:(CPThemeState)aState
+- (BOOL)unsetThemeState:(ThemeState)aState
 {
     [_textField unsetThemeState:aState];
     [super unsetThemeState:aState];
@@ -1156,7 +1250,7 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
     var themeState = [self themeState],
         context = [[CPGraphicsContext currentContext] graphicsPort];
 
-    if (themeState & CPThemeStateSelected)
+    if (themeState.hasThemeState(CPThemeStateSelected))
     {
         [self setBackgroundColor:[_datePicker valueForThemeAttribute:@"bezel-color-calendar" inState:themeState]];
         CGContextSetLineWidth(context, [_datePicker valueForThemeAttribute:@"border-width"]);
@@ -1175,19 +1269,11 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
 @end
 
 
-@implementation _DatePickerBox : CPView
+@implementation _CPDatePickerBox : CPView
 {
     CPDatePicker _datePicker @accessors(property=datePicker);
 }
 
-- (id)init
-{
-    if (self = [super init])
-    {
-    }
-    return self;
-}
-
 - (void)drawRect:(CGRect)aRect
 {
     [super drawRect:aRect];
@@ -1201,10 +1287,10 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
         CGContextSetStrokeColor(context, [_datePicker valueForThemeAttribute:@"border-color" inState:[_datePicker themeState]]);
         CGContextSetLineWidth(context,  [_datePicker valueForThemeAttribute:@"border-width"]);
 
-        CGContextMoveToPoint(context, borderWidth,borderWidth);
-        CGContextAddLineToPoint(context, aRect.size.width - borderWidth,borderWidth);
-        CGContextAddLineToPoint(context, aRect.size.width - borderWidth,aRect.size.height - borderWidth);
-        CGContextAddLineToPoint(context, borderWidth,aRect.size.height - borderWidth);
+        CGContextMoveToPoint(context, borderWidth, borderWidth);
+        CGContextAddLineToPoint(context, aRect.size.width - borderWidth, borderWidth);
+        CGContextAddLineToPoint(context, aRect.size.width - borderWidth, aRect.size.height - borderWidth);
+        CGContextAddLineToPoint(context, borderWidth, aRect.size.height - borderWidth);
         CGContextAddLineToPoint(context, borderWidth,borderWidth);
 
         CGContextStrokePath(context);
@@ -1223,5 +1309,4 @@ var CPShortWeekDayNameArrayEn = [@"Mo", @"Tu", @"We", @"Th", @"Fr", @"Sa", @"Su"
         [self setBackgroundColor:[CPColor clearColor]];
 }
 
-
 @end

AppKit/CPDatePicker/_CPDatePickerClock.j

@@ -25,7 +25,6 @@
 @import "CPImageView.j"
 @import "CALayer.j"
 
-
 @class _CPCibCustomResource
 @class CPDatePicker
 

AppKit/CPDragServer_Constants.j

@@ -20,6 +20,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+@typedef CPDragOperation
 CPDragOperationNone     = 0;
 CPDragOperationCopy     = 1 << 1;
 CPDragOperationLink     = 1 << 1;

AppKit/CPEvent.j

@@ -31,9 +31,15 @@
 @import "CPText.j"
 
 @class CPTextField
+@class CPWindow
+@class CPGraphicsContext
 
 @global CPApp
 
+@typedef DOMEvent
+@typedef CPEventType
+
+
 var _CPEventPeriodicEventPeriod         = 0,
     _CPEventPeriodicEventTimer          = nil,
     _CPEventUpperCaseRegex              = new RegExp("[A-Z]"),
@@ -68,6 +74,9 @@ var _CPEventPeriodicEventPeriod         = 0,
     float               _deltaX;
     float               _deltaY;
     float               _deltaZ;
+    float               _scrollingDeltaX;
+    float               _scrollingDeltaY;
+    BOOL                _hasPreciseScrollingDeltas;
 
 #if PLATFORM(DOM)
     BOOL                _suppressCappuccinoCut;
@@ -163,7 +172,9 @@ var _CPEventPeriodicEventPeriod         = 0,
 
         // Make sure these are 0 rather than nil.
         _deltaX = 0;
+        _scrollingDeltaX = 0;
         _deltaY = 0;
+        _scrollingDeltaY = 0;
         _deltaZ = 0;
     }
 
@@ -417,6 +428,31 @@ var _CPEventPeriodicEventPeriod         = 0,
     return _deltaZ;
 }
 
+- (BOOL)hasPreciseScrollingDeltas
+{
+    return !!_hasPreciseScrollingDeltas;
+}
+
+/*!
+    Returns the change in points on the x-axis for a mouse movement, unless hasPreciseScrollingDeltas is NO,
+    in which case the change is measured in number of "lines" or "rows" and needs to be multiplied as appropriate
+    to get change in pixels.
+*/
+- (float)scrollingDeltaX
+{
+    return _scrollingDeltaX;
+}
+
+/*!
+    Returns the change in points on the y-axis for a mouse movement, unless hasPreciseScrollingDeltas is NO,
+    in which case the change is measured in number of "lines" or "columns" and needs to be multiplied as appropriate
+    to get change in pixels.
+*/
+- (float)scrollingDeltaY
+{
+    return _scrollingDeltaY;
+}
+
 - (BOOL)_triggersKeyEquivalent:(CPString)aKeyEquivalent withModifierMask:aKeyEquivalentModifierMask
 {
     if (!aKeyEquivalent)

AppKit/CPFont.j

@@ -174,20 +174,20 @@ following:
     return _CPFontSystemFontSize;
 }
 
-+ (float)systemFontSizeForControlSize:(CPControlSize)aSize
++ (CPFont)systemFontForControlSize:(CPControlSize)aSize
 {
     // TODO These sizes should be themable or made less arbitrary in some other way.
     switch (aSize)
     {
         case CPSmallControlSize:
-            return _CPFontSystemFontSize - 1;
+            return [self systemFontOfSize:_CPFontSystemFontSize - 1];
 
         case CPMiniControlSize:
-            return _CPFontSystemFontSize - 2;
+            return [self systemFontOfSize:_CPFontSystemFontSize - 2];
 
         case CPRegularControlSize:
         default:
-            return _CPFontSystemFontSize;
+            return [self systemFontOfSize:_CPFontSystemFontSize];
     }
 }
 

AppKit/CPImage.j

@@ -30,6 +30,20 @@
 @import "CGGeometry.j"
 @import "CPCompatibility.j"
 
+
+@protocol CPImageDelegate <CPObject>
+
+@optional
+- (void)imageDidLoad:(CPImage)anImage;
+- (void)imageDidError:(CPImage)anImage;
+- (void)imageDidAbort:(CPImage)anImage;
+
+@end
+
+var CPImageDelegate_imageDidLoad_   = 1 << 1,
+    CPImageDelegate_imageDidError_  = 1 << 2,
+    CPImageDelegate_imageDidAbort_  = 1 << 3;
+
 CPImageLoadStatusInitialized    = 0;
 CPImageLoadStatusLoading        = 1;
 CPImageLoadStatusCompleted      = 2;
@@ -119,14 +133,15 @@ function CPAppKitImage(aFilename, aSize)
 */
 @implementation CPImage : CPObject
 {
-    CGSize      _size;
-    CPString    _filename;
-    CPString    _name;
+    CGSize                  _size;
+    CPString                _filename;
+    CPString                _name;
 
-    id          _delegate;
-    unsigned    _loadStatus;
+    id <CPImageDelegate>    _delegate;
+    unsigned                _loadStatus;
+    unsigned                _implementedDelegateMethods;
 
-    Image       _image;
+    Image                   _image;
 }
 
 - (id)init
@@ -319,9 +334,22 @@ function CPAppKitImage(aFilename, aSize)
     Sets the receiver's delegate.
     @param the delegate
 */
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPImageDelegate>)aDelegate
 {
+    if (_delegate === aDelegate)
+        return;
+
     _delegate = aDelegate;
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(imageDidLoad:)])
+        _implementedDelegateMethods |= CPImageDelegate_imageDidLoad_;
+
+    if ([_delegate respondsToSelector:@selector(imageDidError:)])
+        _implementedDelegateMethods |= CPImageDelegate_imageDidError_;
+
+    if ([_delegate respondsToSelector:@selector(imageDidAbort:)])
+        _implementedDelegateMethods |= CPImageDelegate_imageDidAbort_;
 }
 
 /*!
@@ -457,7 +485,7 @@ function CPAppKitImage(aFilename, aSize)
         postNotificationName:CPImageDidLoadNotification
         object:self];
 
-    if ([_delegate respondsToSelector:@selector(imageDidLoad:)])
+    if (_implementedDelegateMethods & CPImageDelegate_imageDidLoad_)
         [_delegate imageDidLoad:self];
 }
 
@@ -466,7 +494,7 @@ function CPAppKitImage(aFilename, aSize)
 {
     _loadStatus = CPImageLoadStatusReadError;
 
-    if ([_delegate respondsToSelector:@selector(imageDidError:)])
+    if (_implementedDelegateMethods & CPImageDelegate_imageDidError_)
         [_delegate imageDidError:self];
 }
 
@@ -475,7 +503,7 @@ function CPAppKitImage(aFilename, aSize)
 {
     _loadStatus = CPImageLoadStatusCancelled;
 
-    if ([_delegate respondsToSelector:@selector(imageDidAbort:)])
+    if (_implementedDelegateMethods & CPImageDelegate_imageDidAbort_)
         [_delegate imageDidAbort:self];
 }
 

AppKit/CPImageView.j

@@ -29,6 +29,7 @@
 @global CPImagesPboardType
 @global appkit_tag_dom_elements
 
+@typedef CPImageAlignment
 CPImageAlignCenter      = 0;
 CPImageAlignTop         = 1;
 CPImageAlignTopLeft     = 2;
@@ -178,6 +179,7 @@ var CPImageViewEmptyPlaceholderImage = nil;
 
 - (void)imageDidLoad:(CPNotification)aNotification
 {
+    [[CPNotificationCenter defaultCenter] removeObserver:self name:CPImageDidLoadNotification object:[self objectValue]];
     [self hideOrDisplayContents];
 
     [self setNeedsLayout];

AppKit/CPKeyValueBinding.j

@@ -35,6 +35,7 @@
 var exposedBindingsMap = @{},
     bindingsMap = @{};
 
+@typedef CPBindingOperationKind
 var CPBindingOperationAnd = 0,
     CPBindingOperationOr  = 1;
 
@@ -70,6 +71,20 @@ var CPBindingOperationAnd = 0,
     return [[bindingsMap objectForKey:[anObject UID]] objectForKey:aBinding];
 }
 
++ (void)_reverseSetValueFromExclusiveBinderForObject:(id)anObject
+{
+    var bindersByBindingName = [bindingsMap objectForKey:[anObject UID]];
+
+    [bindersByBindingName enumerateKeysAndObjectsUsingBlock:function(binding, binder, stop)
+    {
+        if ([binder isKindOfClass:[self class]])
+        {
+            [binder reverseSetValueFor:binding];
+            stop(YES);
+        }
+    }];
+}
+
 + (CPDictionary)infoForBinding:(CPString)aBinding forObject:(id)anObject
 {
     var theBinding = [self getBinding:aBinding forObject:anObject];
@@ -116,7 +131,7 @@ var CPBindingOperationAnd = 0,
         count = allKeys.length;
 
     while (count--)
-        [anObject unbind:[bindings objectForKey:allKeys[count]]];
+        [anObject unbind:allKeys[count]];
 
     [bindingsMap removeObjectForKey:[anObject UID]];
 }
@@ -142,7 +157,7 @@ var CPBindingOperationAnd = 0,
 
         [self _updatePlaceholdersWithOptions:options forBinding:aName];
 
-        [aDestination addObserver:self forKeyPath:aKeyPath options:CPKeyValueObservingOptionNew context:aBinding];
+        [aDestination addObserver:self forKeyPath:aKeyPath options:0 context:aBinding];
 
         var bindings = [bindingsMap objectForKey:[_source UID]];
 
@@ -159,6 +174,24 @@ var CPBindingOperationAnd = 0,
     return self;
 }
 
++ (BOOL)isBindingAllowed:(CPString)aBinding forObject:(id)anObject
+{
+    if ([[anObject class] isBindingExclusive:aBinding])
+    {
+        var bindingsForObject = [bindingsMap objectForKey:[anObject UID]],
+            allBindings = [bindingsForObject allKeys],
+            count = [allBindings count];
+
+        while(count--)
+        {
+            if ([[anObject class] isBindingExclusive:allBindings[count]])
+                return NO;
+        }
+    }
+
+    return YES;
+}
+
 - (void)raiseIfNotApplicable:(id)aValue forKeyPath:(CPString)keyPath options:(CPDictionary)options
 {
     if (aValue === CPNotApplicableMarker && [options objectForKey:CPRaisesForNotApplicableKeysBindingOption])
@@ -387,6 +420,11 @@ var CPBindingOperationAnd = 0,
     return [CPBinder class];
 }
 
++ (BOOL)isBindingExclusive:(CPString)aBinding
+{
+    return NO;
+}
+
 - (CPArray)exposedBindings
 {
     var exposedBindings = [],
@@ -415,6 +453,11 @@ var CPBindingOperationAnd = 0,
     if (!anObject || !aKeyPath)
         return CPLog.error("Invalid object or path on " + self + " for " + aBinding);
 
+    if (![CPBinder isBindingAllowed:aBinding forObject:self])
+    {
+        CPLog.warn([self description] + " : cannot bind " + aBinding + " because another binding with the same functionality is already in use.");
+        return;
+    }
     //if (![[self exposedBindings] containsObject:aBinding])
     //    CPLog.warn("No binding exposed on " + self + " for " + aBinding);
 

AppKit/CPLevelIndicator.j

@@ -25,11 +25,13 @@
 
 @global CPApp
 
+@typedef CPTickMarkPosition
 CPTickMarkBelow                             = 0;
 CPTickMarkAbove                             = 1;
 CPTickMarkLeft                              = CPTickMarkAbove;
 CPTickMarkRight                             = CPTickMarkBelow;
 
+@typedef CPLevelIndicatorStyle
 CPRelevancyLevelIndicatorStyle              = 0;
 CPContinuousCapacityLevelIndicatorStyle     = 1;
 CPDiscreteCapacityLevelIndicatorStyle       = 2;
@@ -105,10 +107,21 @@ CPRatingLevelIndicatorStyle                 = 3;
     var filledColor = [self valueForThemeAttribute:@"color-normal"],
         value = [self doubleValue];
 
-    if (value <= _criticalValue)
-        filledColor = [self valueForThemeAttribute:@"color-critical"];
-    else if (value <= _warningValue)
-        filledColor = [self valueForThemeAttribute:@"color-warning"];
+    if (_warningValue < _criticalValue)
+    {
+        if (value >= _criticalValue)
+            filledColor = [self valueForThemeAttribute:@"color-critical"];
+        else if (value >= _warningValue)
+            filledColor = [self valueForThemeAttribute:@"color-warning"];
+    }
+    else
+    {
+        if (value <= _criticalValue)
+            filledColor = [self valueForThemeAttribute:@"color-critical"];
+        else if (value <= _warningValue)
+            filledColor = [self valueForThemeAttribute:@"color-warning"];
+    }
+
 
     for (var i = 0; i < segmentCount; i++)
     {

AppKit/CPMenu/CPMenu.j

@@ -30,6 +30,17 @@
 
 @global CPApp
 
+@protocol CPMenuDelegate <CPObject>
+
+@optional
+- (void)menuWillOpen:(CPMenu)aMenu;
+- (void)menuDidClose:(CPMenu)aMenu;
+
+@end
+
+var CPMenuDelegate_menuWillOpen_ = 1 << 1,
+    CPMenuDelegate_menuDidClose_ = 1 << 2;
+
 CPMenuDidAddItemNotification        = @"CPMenuDidAddItemNotification";
 CPMenuDidChangeItemNotification     = @"CPMenuDidChangeItemNotification";
 CPMenuDidRemoveItemNotification     = @"CPMenuDidRemoveItemNotification";
@@ -50,26 +61,27 @@ var _CPMenuBarVisible               = NO,
 */
 @implementation CPMenu : CPObject
 {
-    CPMenu          _supermenu;
+    CPMenu              _supermenu;
 
-    CPString        _title;
-    CPString        _name;
+    CPString            _title;
+    CPString            _name;
 
-    CPFont          _font;
+    CPFont              _font;
 
-    float           _minimumWidth;
+    float               _minimumWidth;
 
-    CPMutableArray  _items;
+    CPMutableArray      _items;
 
-    BOOL            _autoenablesItems;
-    BOOL            _showsStateColumn;
+    BOOL                _autoenablesItems;
+    BOOL                _showsStateColumn;
 
-    id              _delegate;
+    id <CPMenuDelegate> _delegate;
+    unsigned            _implementedDelegateMethods;
 
-    int             _highlightedIndex;
-    _CPMenuWindow   _menuWindow;
+    int                 _highlightedIndex;
+    _CPMenuWindow       _menuWindow;
 
-    CPEvent         _lastCloseEvent;
+    CPEvent             _lastCloseEvent;
 }
 
 // Managing the Menu Bar
@@ -639,6 +651,7 @@ var _CPMenuBarVisible               = NO,
         if (binder)
         {
             [binder setValueFor:CPEnabledBinding];
+            [[_menuWindow _menuView] tile];
             return;
         }
 
@@ -941,9 +954,19 @@ var _CPMenuBarVisible               = NO,
 
 // Managing the Delegate
 
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPMenuDelegate>)aDelegate
 {
+    if (_delegate === aDelegate)
+        return;
+
     _delegate = aDelegate;
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(menuWillOpen:)])
+         _implementedDelegateMethods |= CPMenuDelegate_menuWillOpen_;
+
+    if ([_delegate respondsToSelector:@selector(menuDidClose:)])
+        _implementedDelegateMethods |= CPMenuDelegate_menuDidClose_;
 }
 
 - (id)delegate
@@ -953,10 +976,7 @@ var _CPMenuBarVisible               = NO,
 
 - (void)_menuWillOpen
 {
-    var delegate = [self delegate];
-
-    if ([delegate respondsToSelector:@selector(menuWillOpen:)])
-        [delegate menuWillOpen:self];
+    [self _sendDelegateMenuWillOpen];
 }
 
 - (void)_menuDidClose
@@ -965,10 +985,7 @@ var _CPMenuBarVisible               = NO,
     // when a click on the button itself caused the menu to close.
     _lastCloseEvent = [CPApp currentEvent];
 
-    var delegate = [self delegate];
-
-    if ([delegate respondsToSelector:@selector(menuDidClose:)])
-        [delegate menuDidClose:self];
+    [self _sendDelegateMenuDidClose];
 }
 
 // Handling Tracking
@@ -1132,6 +1149,36 @@ var _CPMenuBarVisible               = NO,
 
 @end
 
+
+@implementation CPMenu (CPMenuDelegate)
+
+/*!
+    @ignore
+    Call delegate menuWillOpen
+*/
+- (void)_sendDelegateMenuWillOpen
+{
+    if (!(_implementedDelegateMethods & CPMenuDelegate_menuWillOpen_))
+        return;
+
+    [_delegate menuWillOpen:self];
+}
+
+/*!
+    @ignore
+    Call delegate menuDidClose
+*/
+- (void)_sendDelegateMenuDidClose
+{
+    if (!(_implementedDelegateMethods & CPMenuDelegate_menuDidClose_))
+        return;
+
+    [_delegate menuDidClose:self];
+}
+
+@end
+
+
 @implementation CPMenu (CPKeyValueCoding)
 
 - (CPUInteger)countOfItems

AppKit/CPMenu/_CPMenuBarWindow.j

@@ -24,6 +24,7 @@
 @import "_CPMenuManager.j"
 
 @class _CPMenuView
+@class CPMenu
 
 @global CPMenuDidAddItemNotification
 @global CPMenuDidChangeItemNotification

AppKit/CPMenu/_CPMenuWindow.j

@@ -25,6 +25,8 @@
 @import "CPWindow.j"
 @import "_CPMenuManager.j"
 
+@class _CPMenuView
+
 var _CPMenuWindowPool                       = [],
     _CPMenuWindowPoolCapacity               = 5,
 
@@ -410,7 +412,7 @@ _CPMenuWindowAttachedMenuBackgroundStyle    = 2;
 {
     // Don't return indexes of items that aren't visible.
     if (!CGRectContainsPoint([_menuClipView bounds], [_menuClipView convertPoint:aPoint fromView:nil]))
-        return NO;
+        return CPNotFound;
 
     return [_menuView itemIndexAtPoint:[_menuView convertPoint:aPoint fromView:nil]];
 }

AppKit/CPMenuItem/_CPMenuItemMenuBarView.j

@@ -25,6 +25,7 @@
 
 @class _CPMenuBarWindow
 @class _CPMenuView
+@class CPMenuItem
 
 @implementation _CPMenuItemMenuBarView : CPView
 {

AppKit/CPMenuItem/_CPMenuItemStandardView.j

@@ -24,6 +24,9 @@
 @import "CPImageView.j"
 @import "_CPImageAndTextView.j"
 
+@class CPMenuItem
+
+
 @implementation _CPMenuItemStandardView : CPView
 {
     CPMenuItem              _menuItem @accessors(property=menuItem);

AppKit/CPMenuItem/_CPMenuItemView.j

@@ -26,6 +26,7 @@
 @import "_CPMenuItemStandardView.j"
 @import "_CPMenuItemMenuBarView.j"
 
+@class CPMenuItem
 @global CPApp
 
 /*

AppKit/CPObjectController.j

@@ -459,13 +459,13 @@ var CPObjectControllerContentKey                        = @"CPObjectControllerCo
 
 - (BOOL)isEqual:(id)anObject
 {
-    if ([anObject class] === [self class])
-    {
-        if (anObject._observer === _observer && [anObject._keyPath isEqual:_keyPath] && [anObject._object isEqual:_object])
-            return YES;
-    }
+    if (self === anObject)
+        return YES;
 
-    return NO;
+    if (!anObject || [anObject class] !== [self class] || anObject._observer !== _observer || anObject._keyPath !== _keyPath || anObject._object !== _object)
+            return NO;
+
+    return YES;
 }
 
 - (void)observeValueForKeyPath:(CPString)aKeyPath ofObject:(id)anObject change:(CPDictionary)change context:(id)context
@@ -808,15 +808,20 @@ var CPObjectControllerContentKey                        = @"CPObjectControllerCo
 
 - (void)removeObserver:(id)anObject forKeyPath:(CPString)aKeyPath
 {
-    var proxy = [[_CPObservationProxy alloc] initWithKeyPath:aKeyPath observer:anObject object:self],
-        index = [_observationProxies indexOfObject:proxy];
+    [_observationProxies enumerateObjectsUsingBlock:function(aProxy, idx, stop)
+    {
+        if (aProxy._object === self && aProxy._keyPath == aKeyPath && aProxy._observer === anObject)
+        {
+            var observedObjects = _observedObjectsByKeyPath[aKeyPath];
 
-    var observedObjects = _observedObjectsByKeyPath[aKeyPath];
-    [observedObjects removeObserver:[_observationProxies objectAtIndex:index] forKeyPath:aKeyPath];
+            [observedObjects removeObserver:aProxy forKeyPath:aKeyPath];
+            [_observationProxies removeObjectAtIndex:idx];
 
-    [_observationProxies removeObjectAtIndex:index];
+            _observedObjectsByKeyPath[aKeyPath] = nil;
 
-    _observedObjectsByKeyPath[aKeyPath] = nil;
+            stop(YES);
+        }
+    }];
 }
 
 @end

AppKit/CPOutlineView.j

@@ -52,7 +52,6 @@ var CPOutlineViewDataSource_outlineView_objectValue_forTableColumn_byItem_
     CPOutlineViewDataSource_outlineView_sortDescriptorsDidChange_                                   = 1 << 11;
 
 var CPOutlineViewDelegate_outlineView_dataViewForTableColumn_item_                                  = 1 << 1,
-    CPOutlineViewDelegate_outlineView_viewForTableColumn_item_                                      = 1 << 26,
     CPOutlineViewDelegate_outlineView_didClickTableColumn_                                          = 1 << 2,
     CPOutlineViewDelegate_outlineView_didDragTableColumn_                                           = 1 << 3,
     CPOutlineViewDelegate_outlineView_heightOfRowByItem_                                            = 1 << 4,
@@ -75,8 +74,10 @@ var CPOutlineViewDelegate_outlineView_dataViewForTableColumn_item_
     CPOutlineViewDelegate_outlineView_typeSelectStringForTableColumn_item_                          = 1 << 21,
     CPOutlineViewDelegate_outlineView_willDisplayOutlineView_forTableColumn_item_                   = 1 << 22,
     CPOutlineViewDelegate_outlineView_willDisplayView_forTableColumn_item_                          = 1 << 23,
-    CPOutlineViewDelegate_selectionShouldChangeInOutlineView_                                       = 1 << 24,
-    CPOutlineViewDelegate_outlineView_menuForTableColumn_item_                                      = 1 << 25;
+    CPOutlineViewDelegate_outlineView_willRemoveView_forTableColumn_item_                           = 1 << 24,
+    CPOutlineViewDelegate_selectionShouldChangeInOutlineView_                                       = 1 << 25,
+    CPOutlineViewDelegate_outlineView_menuForTableColumn_item_                                      = 1 << 26,
+    CPOutlineViewDelegate_outlineView_viewForTableColumn_item_                                      = 1 << 27;
 
 CPOutlineViewDropOnItemIndex = -1;
 
@@ -88,6 +89,58 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
 
 #define SHOULD_SELECT_ITEM(anOutlineView, anItem) (!((anOutlineView)._implementedOutlineViewDelegateMethods & CPOutlineViewDelegate_outlineView_shouldSelectItem_) || [(anOutlineView)._outlineViewDelegate outlineView:(anOutlineView) shouldSelectItem:(anItem)])
 
+
+@protocol CPOutlineViewDelegate <CPObject>
+
+@optional
+- (BOOL)outlineView:(CPOutlineView)anOutlineView isGroupItem:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldCollapseItem:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldEditTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldExpandItem:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldReorderColumn:(CPInteger)columnIndex toColumn:(CPInteger)newColumnIndex;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldSelectItem:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldSelectTableColumn:(CPTableColumn)aTableColumn;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldShowOutlineDisclosureControlForItem:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldShowViewExpansionForTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldTrackView:(CPView)aView forTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldTypeSelectForEvent:(CPEvent)anEvent withCurrentSearchString:(CPString)searchString;
+- (BOOL)selectionShouldChangeInOutlineView:(CPOutlineView)anOutlineView;
+- (CPIndexSet)outlineView:(CPOutlineView)anOutlineView selectionIndexesForProposedSelection:(CPIndexSet)proposedSelectionIndexes;
+- (CPMenu)outlineView:(CPOutlineView)anOutlineView menuForTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (CPString)outlineView:(CPOutlineView)anOutlineView toolTipForView:(CPView)aView rect:(CGRect)aRect tableColumn:(CPTableColumn)aTableColumn item:(id)anItem mouseLocation:(CGPoint)mouseLocation;
+- (CPString)outlineView:(CPOutlineView)anOutlineView typeSelectStringForTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (CPView)outlineView:(CPOutlineView)anOutlineView dataViewForTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (CPView)outlineView:(CPOutlineView)anOutlineView viewForTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (float)outlineView:(CPOutlineView)anOutlineView heightOfRowByItem:(id)anItem;
+- (float)outlineView:(CPOutlineView)anOutlineView sizeToFitWidthOfColumn:(CPTableColumn)aTableColumn;
+- (id)outlineView:(CPOutlineView)anOutlineView nextTypeSelectMatchFromItem:(id)startItem toItem:(id)endItem forString:(CPString)searchString;
+- (void)outlineView:(CPOutlineView)anOutlineView didClickTableColumn:(CPTableColumn)aTableColumn;
+- (void)outlineView:(CPOutlineView)anOutlineView didDragTableColumn:(CPTableColumn)aTableColumn;
+- (void)outlineView:(CPOutlineView)anOutlineView mouseDownInHeaderOfTableColumn:(CPTableColumn)aTableColumn;
+- (void)outlineView:(CPOutlineView)anOutlineView willDisplayOutlineView:(CPView)aView forTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (void)outlineView:(CPOutlineView)anOutlineView willDisplayView:(CPView)aView forTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+- (void)outlineView:(CPOutlineView)anOutlineView willRemoveView:(CPView)aView forTableColumn:(CPTableColumn)aTableColumn item:(id)anItem;
+
+@end
+
+
+@protocol CPOutlineViewDataSource <CPObject>
+
+@optional
+- (BOOL)outlineView:(CPOutlineView)anOutlineView acceptDrop:(id /*<CPDraggingInfo>*/)info item:(id)anItem childIndex:(CPInteger)anIndex;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView shouldDeferDisplayingChildrenOfItem:(id)anItem;
+- (BOOL)outlineView:(CPOutlineView)anOutlineView writeItems:(CPArray)items toPasteboard:(CPPasteboard)pboard;
+- (CPArray)outlineView:(CPOutlineView)anOutlineView namesOfPromisedFilesDroppedAtDestination:(CPURL)dropDestination forDraggedItems:(CPArray)items;
+- (CPDragOperation)outlineView:(CPOutlineView)anOutlineView validateDrop:(id /*<CPDraggingInfo>*/)info proposedItem:(id)anItem proposedChildIndex:(CPInteger)anIndex;
+- (CPDragOperation)outlineView:(CPOutlineView)anOutlineView validateDrop:(id /*<CPDraggingInfo>*/)info proposedRow:(int)theRow proposedDropOperation:(CPTableViewDropOperation)theOperation;
+- (id)outlineView:(CPOutlineView)anOutlineView itemForPersistentObject:(id)anObject;
+- (id)outlineView:(CPOutlineView)anOutlineView objectValueforTableColumn:(CPTableColumn)aTableColumn byItem:(id)anItem;
+- (id)outlineView:(CPOutlineView)anOutlineView persistentObjectForItem:(id)anItem;
+- (void)outlineView:(CPOutlineView)anOutlineView setObjectValue:(id)anObject forTableColumn:(CPTableColumn)aTableColumn byItem:(id)anItem;
+- (void)outlineView:(CPOutlineView)anOutlineView sortDescriptorsDidChange:(CPArray)oldDescriptors;
+
+@end
+
 /*!
     @ingroup appkit
     @class CPOutlineView
@@ -105,34 +158,37 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
 */
 @implementation CPOutlineView : CPTableView
 {
-    id              _outlineViewDataSource;
-    id              _outlineViewDelegate;
-    CPTableColumn   _outlineTableColumn;
+    id <CPOutlineViewDataSource>    _outlineViewDataSource;
+    id <CPOutlineViewDelegate>      _outlineViewDelegate;
+    CPTableColumn                   _outlineTableColumn;
 
-    float           _indentationPerLevel;
-    BOOL            _indentationMarkerFollowsDataView;
+    float                           _indentationPerLevel;
+    BOOL                            _indentationMarkerFollowsDataView;
 
-    CPInteger       _implementedOutlineViewDataSourceMethods;
-    CPInteger       _implementedOutlineViewDelegateMethods;
+    CPInteger                       _implementedOutlineViewDataSourceMethods;
+    CPInteger                       _implementedOutlineViewDelegateMethods;
 
-    Object          _rootItemInfo;
-    CPMutableArray  _itemsForRows;
-    Object          _itemInfosForItems;
+    Object                          _rootItemInfo;
+    CPMutableArray                  _itemsForRows;
+    Object                          _itemInfosForItems;
 
-    CPControl       _disclosureControlPrototype;
-    CPArray         _disclosureControlsForRows;
-    CPData          _disclosureControlData;
-    CPArray         _disclosureControlQueue;
+    CPControl                       _disclosureControlPrototype;
+    CPArray                         _disclosureControlsForRows;
+    CPData                          _disclosureControlData;
+    CPArray                         _disclosureControlQueue;
 
-    BOOL            _shouldRetargetItem;
-    id              _retargetedItem;
+    BOOL                            _shouldRetargetItem;
+    id                              _retargetedItem;
 
-    BOOL            _shouldRetargetChildIndex;
-    CPInteger       _retargedChildIndex;
-    CPTimer         _dragHoverTimer;
-    id              _dropItem;
+    BOOL                            _shouldRetargetChildIndex;
+    CPInteger                       _retargedChildIndex;
+    CPTimer                         _dragHoverTimer;
+    id                              _dropItem;
 
-    BOOL            _coalesceSelectionNotificationState;
+    BOOL                            _coalesceSelectionNotificationState;
+
+    CPArray                         _pendingItemToClean;
+    CPArray                         _itemAddedDuringLastLoading;
 }
 
 - (id)initWithFrame:(CGRect)aFrame
@@ -218,7 +274,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
     If you want the drag to begin you should return YES and place the drag data on the pboard.
     @code - (BOOL)outlineView:(CPOutlineView)outlineView writeItems:(CPArray)items toPasteboard:(CPPasteboard)pboard; @endcode
 */
-- (void)setDataSource:(id)aDataSource
+- (void)setDataSource:(id <CPOutlineViewDataSource>)aDataSource
 {
     if (_outlineViewDataSource === aDataSource)
         return;
@@ -293,7 +349,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
     if (!anItem)
         return YES;
 
-    var itemInfo = _itemInfosForItems[[anItem UID]];
+    var itemInfo = [self _itemInfosForItem:anItem];
 
     if (!itemInfo)
         return NO;
@@ -326,7 +382,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
     if (!anItem)
         return YES;
 
-    var itemInfo = _itemInfosForItems[[anItem UID]];
+    var itemInfo = [self _itemInfosForItem:anItem];
 
     if (!itemInfo)
         return NO;
@@ -334,6 +390,107 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
     return itemInfo.isExpanded;
 }
 
+/*!
+    Returns the item at a given row index. If no item exists nil is returned.
+
+    @param aRow - The row index you want to find the item at.
+    @return id - The item at a given index.
+*/
+- (id)itemAtRow:(CPInteger)aRow
+{
+    return _itemsForRows[aRow] || nil;
+}
+
+/*!
+    Returns the row of a given item
+
+    @param anItem - The item you want to find the row of.
+    @return int - The row index of a given item.
+*/
+- (CPInteger)rowForItem:(id)anItem
+{
+    if (!anItem)
+        return _rootItemInfo.row;
+
+    var itemInfo = [self _itemInfosForItem:anItem];
+
+    if (!itemInfo)
+        return CPNotFound;
+
+    return itemInfo.row;
+}
+
+/*!
+    Returns the indentation level of a given item. If the item is nil (the top
+    level root item) CPNotFound is returned. Indentation levels are zero
+    based, thus items that are not indented return 0.
+
+    @param anItem - The item you want the indentation level for.
+    @return int - the indentation level of anItem.
+*/
+- (CPInteger)levelForItem:(id)anItem
+{
+    if (!anItem)
+        return _rootItemInfo.level;
+
+    var itemInfo = [self _itemInfosForItem:anItem];
+
+    if (!itemInfo)
+        return CPNotFound;
+
+    return itemInfo.level;
+}
+
+/*!
+    Returns the indentation level for a given row. If the row is invalid
+    CPNotFound is returned. Rows that are not indented return 0.
+
+    @param aRow - the row of the receiver
+    @return int - the indentation level of aRow.
+*/
+- (CPInteger)levelForRow:(CPInteger)aRow
+{
+    var item = [self itemAtRow:aRow];
+
+    if (!item && aRow >= 0)
+        item = [CPObject new];
+
+    return [self levelForItem:item];
+}
+
+/*!
+    @ignore
+    Return the itemInfos for the given item.
+    The method returns only itemInfo for displayed items
+*/
+- (Object)_itemInfosForItem:(id)anItem
+{
+    var itemInfo = _itemInfosForItems[[anItem UID]];
+
+    if (!itemInfo || [self _parentIsCollapsed:[self parentForItem:anItem]])
+        return nil;
+
+    return itemInfo;
+}
+
+/*!
+    @ignore
+    Return a boolean to know if one parent of the given item is collapsed or not
+*/
+- (BOOL)_parentIsCollapsed:(id)anItem
+{
+    var parentItem = [self parentForItem:anItem],
+        itemInfo = _itemInfosForItems[[anItem UID]];
+
+    if (!itemInfo)
+        return NO;
+
+    if (!itemInfo.isExpanded)
+        return YES;
+
+    return [self _parentIsCollapsed:parentItem];
+}
+
 /*!
     Expands a given item.
 
@@ -370,6 +527,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
     // selection notifications so that exactly one IsChanging and one
     // DidChange is sent as needed, for the totality of the operation.
     var isTopLevel = NO;
+
     if (!_coalesceSelectionNotificationState)
     {
         isTopLevel = YES;
@@ -389,6 +547,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
 
         // Shift selection indexes below so that the same items remain selected.
         var rowCountDelta = [self numberOfRows] - previousRowCount;
+
         if (rowCountDelta)
         {
             var selection = [self selectedRowIndexes],
@@ -478,6 +637,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
             [self _setSelectedRowIndexes:selection]; // _noteSelectionDidChange will be suppressed.
         }
     }
+
     itemInfo.isExpanded = NO;
 
     [self reloadItem:anItem reloadChildren:YES];
@@ -509,42 +669,205 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
 */
 - (void)reloadItem:(id)anItem reloadChildren:(BOOL)shouldReloadChildren
 {
+    _pendingItemToClean = [];
+    _itemAddedDuringLastLoading = [];
+
     if (!!shouldReloadChildren || !anItem)
-        _loadItemInfoForItem(self, anItem);
+        [self _loadItemInfoForItem:anItem intermediate:NO];
     else
-        _reloadItem(self, anItem);
+        [self _reloadItem:anItem];
+
+    [self _cleanPendingItem];
 
     [super reloadData];
 }
 
-/*!
-    Returns the item at a given row index. If no item exists nil is returned.
-
-    @param aRow - The row index you want to find the item at.
-    @return id - The item at a given index.
-*/
-- (id)itemAtRow:(CPInteger)aRow
-{
-    return _itemsForRows[aRow] || nil;
-}
-
-/*!
-    Returns the row of a given item
-
-    @param anItem - The item you want to find the row of.
-    @return int - The row index of a given item.
-*/
-- (CPInteger)rowForItem:(id)anItem
+- (void)_reloadItem:(id)anItem
 {
     if (!anItem)
-        return _rootItemInfo.row;
+        return;
 
+    // Get the existing info if it exists.
+    var itemUID = [anItem UID],
+        itemInfo = _itemInfosForItems[itemUID];
+
+    // If we're not in the tree, then just bail.
+    if (!itemInfo)
+        return [];
+
+    // See if the item itself can be swapped out.
+    var parent = itemInfo.parent,
+        parentItemInfo = parent ? _itemInfosForItems[[parent UID]] : _rootItemInfo,
+        parentChildren = parentItemInfo.children,
+        index = [parentChildren indexOfObjectIdenticalTo:anItem],
+        newItem = [_outlineViewDataSource outlineView:self child:index ofItem:parent];
+
+    if (anItem !== newItem)
+    {
+        _itemInfosForItems[[anItem UID]] = nil;
+        _itemInfosForItems[[newItem UID]] = itemInfo;
+
+        parentChildren[index] = newItem;
+        _itemsForRows[itemInfo.row] = newItem;
+    }
+
+    itemInfo.isExpandable = [_outlineViewDataSource outlineView:self isItemExpandable:newItem];
+    itemInfo.isExpanded = itemInfo.isExpandable && itemInfo.isExpanded;
+    itemInfo.shouldShowOutlineDisclosureControl = [self _sendDelegateShouldShowOutlineDisclosureControlForItem:newItem];
+}
+
+- (void)_addPendingItemsFromPreviousItems:(CPArray)previousItems forItemInfo:(Object)itemInfo
+{
+    if (!itemInfo)
+        return;
+
+    var children = itemInfo.children;
+
+    for (var i = [previousItems count] - 1; i >= 0; i--)
+    {
+        var item = previousItems[i];
+
+        if (![children containsObject:item])
+            [self _addPendingItem:item];
+    }
+}
+
+- (void)_addPendingItem:(id)anItem
+{
     var itemInfo = _itemInfosForItems[[anItem UID]];
 
     if (!itemInfo)
-        return CPNotFound;
+        return;
 
-    return itemInfo.row;
+    var children = itemInfo.children;
+
+    for (var i = [children count]; i >= 0; i--)
+    {
+        var child = children[i];
+        [self _addPendingItem:child];
+    }
+
+    [_pendingItemToClean addObject:anItem];
+}
+
+- (void)_cleanPendingItem
+{
+    for (var i = [_pendingItemToClean count]; i >= 0; i--)
+    {
+        var item = _pendingItemToClean[i];
+
+        if (![_itemAddedDuringLastLoading containsObject:item])
+            delete _itemInfosForItems[[item UID]];
+    }
+
+    _pendingItemToClean = [];
+    _itemAddedDuringLastLoading = [];
+}
+
+- (CPArray)_loadItemInfoForItem:(id)anItem intermediate:(BOOL)isIntermediate
+{
+    if (!anItem)
+    {
+        var itemInfo = _rootItemInfo;
+    }
+    else
+    {
+        // Get the existing info if it exists.
+        var itemUID = [anItem UID],
+            itemInfo = _itemInfosForItems[itemUID];
+
+        // If we're not in the tree, then just bail.
+        if (!itemInfo)
+            return [];
+
+        itemInfo.isExpandable = [_outlineViewDataSource outlineView:self isItemExpandable:anItem];
+        itemInfo.shouldShowOutlineDisclosureControl = [self _sendDelegateShouldShowOutlineDisclosureControlForItem:anItem];
+
+        // If we were previously expanded, but now no longer expandable, "de-expand".
+        // NOTE: we are *not* collapsing, thus no notification is posted.
+        if (!itemInfo.isExpandable && itemInfo.isExpanded)
+        {
+            itemInfo.isExpanded = NO;
+            itemInfo.children = [];
+        }
+    }
+
+    // The root item does not count as a descendant.
+    var weight = itemInfo.weight,
+        descendants = anItem ? [anItem] : [];
+
+    [_itemAddedDuringLastLoading addObject:anItem];
+
+    if (itemInfo.isExpanded && [self _sendDataSourceShouldDeferDisplayingChildrenOfItem:anItem])
+    {
+        var index = 0,
+            count = [_outlineViewDataSource outlineView:self numberOfChildrenOfItem:anItem],
+            level = itemInfo.level + 1,
+            previousChildren = itemInfo.children;
+
+        itemInfo.children = [];
+
+        for (; index < count; ++index)
+        {
+            var childItem = [_outlineViewDataSource outlineView:self child:index ofItem:anItem],
+                childItemInfo = _itemInfosForItems[[childItem UID]];
+
+            if (!childItemInfo)
+            {
+                childItemInfo = { isExpanded:NO, isExpandable:NO, shouldShowOutlineDisclosureControl:YES, children:[], weight:1 };
+                _itemInfosForItems[[childItem UID]] = childItemInfo;
+            }
+
+            itemInfo.children[index] = childItem;
+
+            var childDescendants = [self _loadItemInfoForItem:childItem intermediate:YES];
+
+            childItemInfo.parent = anItem;
+            childItemInfo.level = level;
+            descendants = descendants.concat(childDescendants);
+        }
+
+        // Here we clean the itemInfos dictionary
+        // Some items could have been removed at this point, we don't need to keep a ref of them anymore
+        [self _addPendingItemsFromPreviousItems:previousChildren forItemInfo:itemInfo];
+    }
+
+    itemInfo.weight = descendants.length;
+
+    if (!isIntermediate)
+    {
+        // row = -1 is the root item, so just go to row 0 since it is ignored.
+        var index = MAX(itemInfo.row, 0);
+
+        descendants.unshift(index, weight);
+
+        _itemsForRows.splice.apply(_itemsForRows, descendants);
+
+        var count = _itemsForRows.length;
+
+        for (; index < count; ++index)
+            _itemInfosForItems[[_itemsForRows[index] UID]].row = index;
+
+        var deltaWeight = itemInfo.weight - weight;
+
+        if (deltaWeight !== 0)
+        {
+            var parent = itemInfo.parent;
+
+            while (parent)
+            {
+                var parentItemInfo = _itemInfosForItems[[parent UID]];
+
+                parentItemInfo.weight += deltaWeight;
+                parent = parentItemInfo.parent;
+            }
+
+            if (anItem)
+                _rootItemInfo.weight += deltaWeight;
+        }
+    }
+
+    return descendants;
 }
 
 /*!
@@ -574,39 +897,6 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
     return _outlineTableColumn;
 }
 
-/*!
-    Returns the indentation level of a given item. If the item is nil (the top
-    level root item) CPNotFound is returned. Indentation levels are zero
-    based, thus items that are not indented return 0.
-
-    @param anItem - The item you want the indentation level for.
-    @return int - the indentation level of anItem.
-*/
-- (CPInteger)levelForItem:(id)anItem
-{
-    if (!anItem)
-        return _rootItemInfo.level;
-
-    var itemInfo = _itemInfosForItems[[anItem UID]];
-
-    if (!itemInfo)
-        return CPNotFound;
-
-    return itemInfo.level;
-}
-
-/*!
-    Returns the indentation level for a given row. If the row is invalid
-    CPNotFound is returned. Rows that are not indented return 0.
-
-    @param aRow - the row of the receiver
-    @return int - the indentation level of aRow.
-*/
-- (CPInteger)levelForRow:(CPInteger)aRow
-{
-    return [self levelForItem:[self itemAtRow:aRow]];
-}
-
 /*!
     Sets the number of pixels to indent an item at each indentation level.
 
@@ -717,6 +1007,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
 - (CGRect)frameOfOutlineDisclosureControlAtRow:(CPInteger)aRow
 {
     var theItem = [self itemAtRow:aRow];
+
     if (![self isExpandable:theItem] || ![self _shouldShowOutlineDisclosureControlForItem:theItem])
         return CGRectMakeZero();
 
@@ -826,7 +1117,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
     @code - (int)outlineView:(CPOutlineView)outlineView heightOfRowByItem:(id)anItem; @endcode
 
 */
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPOutlineViewDelegate>)aDelegate
 {
     if (_outlineViewDelegate === aDelegate)
         return;
@@ -912,6 +1203,7 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
             CPOutlineViewDelegate_outlineView_typeSelectStringForTableColumn_item_               , @selector(outlineView:typeSelectStringForTableColumn:item:),
             CPOutlineViewDelegate_outlineView_willDisplayOutlineView_forTableColumn_item_        , @selector(outlineView:willDisplayOutlineView:forTableColumn:item:),
             CPOutlineViewDelegate_outlineView_willDisplayView_forTableColumn_item_               , @selector(outlineView:willDisplayView:forTableColumn:item:),
+            CPOutlineViewDelegate_outlineView_willRemoveView_forTableColumn_item_                , @selector(outlineView:willRemoveView:forTableColumn:item:),
             CPOutlineViewDelegate_selectionShouldChangeInOutlineView_                            , @selector(selectionShouldChangeInOutlineView:),
             CPOutlineViewDelegate_outlineView_menuForTableColumn_item_                           , @selector(outlineView:menuForTableColumn:item:)
         ],
@@ -988,17 +1280,6 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
         CPLog.warn("outlineView:dataViewForTableColumn:item: is deprecated. You should use -outlineView:viewForTableColumn:item: where you can request the view with -makeViewWithIdentifier:owner:");
 }
 
-- (BOOL)_sendDelegateDeleteKeyPressed
-{
-    if ([[self delegate] respondsToSelector: @selector(outlineViewDeleteKeyPressed:)])
-    {
-        [[self delegate] outlineViewDeleteKeyPressed:self];
-        return YES;
-    }
-
-    return NO;
-}
-
 /*!
     Returns the delegate object for the outlineview.
 */
@@ -1557,6 +1838,33 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
     [super keyDown:anEvent];
 }
 
+- (BOOL)_sendDelegateDeleteKeyPressed
+{
+    if ([[self delegate] respondsToSelector: @selector(outlineViewDeleteKeyPressed:)])
+    {
+        [[self delegate] outlineViewDeleteKeyPressed:self];
+        return YES;
+    }
+
+    return NO;
+}
+
+- (BOOL)_sendDelegateShouldShowOutlineDisclosureControlForItem:(id)anItem
+{
+    if (!(_implementedOutlineViewDelegateMethods & CPOutlineViewDelegate_outlineView_shouldShowOutlineDisclosureControlForItem_))
+        return YES;
+
+    return [_outlineViewDelegate outlineView:self shouldShowOutlineDisclosureControlForItem:anItem];
+}
+
+- (BOOL)_sendDataSourceShouldDeferDisplayingChildrenOfItem:(id)anItem
+{
+    if (!(_implementedOutlineViewDataSourceMethods & CPOutlineViewDataSource_outlineView_shouldDeferDisplayingChildrenOfItem_))
+        return YES;
+
+    return [_outlineViewDataSource outlineView:self shouldDeferDisplayingChildrenOfItem:anItem];
+}
+
 - (CPView)_sendDelegateViewForTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRow
 {
     return [_outlineViewDelegate outlineView:self viewForTableColumn:aTableColumn item:[self itemAtRow:aRow]];
@@ -1612,152 +1920,6 @@ var CPOutlineViewCoalesceSelectionNotificationStateOff  = 0,
 
 @end
 
-// FIX ME: We're using with() here because Safari fails if we use anOutlineView._itemInfosForItems or whatever...
-var _reloadItem = function(/*CPOutlineView*/ anOutlineView, /*id*/ anItem)
-{
-    if (!anItem)
-        return;
-
-    with (anOutlineView)
-    {
-        // Get the existing info if it exists.
-        var itemInfosForItems = _itemInfosForItems,
-            dataSource = _outlineViewDataSource,
-            itemUID = [anItem UID],
-            itemInfo = itemInfosForItems[itemUID];
-
-        // If we're not in the tree, then just bail.
-        if (!itemInfo)
-            return [];
-
-        // See if the item itself can be swapped out.
-        var parent = itemInfo.parent,
-            parentItemInfo = parent ? itemInfosForItems[[parent UID]] : _rootItemInfo,
-            parentChildren = parentItemInfo.children,
-            index = [parentChildren indexOfObjectIdenticalTo:anItem],
-            newItem = [dataSource outlineView:anOutlineView child:index ofItem:parent];
-
-        if (anItem !== newItem)
-        {
-            itemInfosForItems[[anItem UID]] = nil;
-            itemInfosForItems[[newItem UID]] = itemInfo;
-
-            parentChildren[index] = newItem;
-            _itemsForRows[itemInfo.row] = newItem;
-        }
-
-        itemInfo.isExpandable = [dataSource outlineView:anOutlineView isItemExpandable:newItem];
-        itemInfo.isExpanded = itemInfo.isExpandable && itemInfo.isExpanded;
-        itemInfo.shouldShowOutlineDisclosureControl = !(_implementedOutlineViewDelegateMethods & CPOutlineViewDelegate_outlineView_shouldShowOutlineDisclosureControlForItem_) || [_outlineViewDelegate outlineView:self shouldShowOutlineDisclosureControlForItem:newItem];
-    }
-};
-
-// FIX ME: We're using with() here because Safari fails if we use anOutlineView._itemInfosForItems or whatever...
-var _loadItemInfoForItem = function(/*CPOutlineView*/ anOutlineView, /*id*/ anItem,  /*BOOL*/ isIntermediate)
-{
-    with (anOutlineView)
-    {
-        var itemInfosForItems = _itemInfosForItems,
-            dataSource = _outlineViewDataSource;
-
-        if (!anItem)
-            var itemInfo = _rootItemInfo;
-
-        else
-        {
-            // Get the existing info if it exists.
-            var itemUID = [anItem UID],
-                itemInfo = itemInfosForItems[itemUID];
-
-            // If we're not in the tree, then just bail.
-            if (!itemInfo)
-                return [];
-
-            itemInfo.isExpandable = [dataSource outlineView:anOutlineView isItemExpandable:anItem];
-            itemInfo.shouldShowOutlineDisclosureControl = !(_implementedOutlineViewDelegateMethods & CPOutlineViewDelegate_outlineView_shouldShowOutlineDisclosureControlForItem_) || [_outlineViewDelegate outlineView:self shouldShowOutlineDisclosureControlForItem:anItem];
-
-            // If we were previously expanded, but now no longer expandable, "de-expand".
-            // NOTE: we are *not* collapsing, thus no notification is posted.
-            if (!itemInfo.isExpandable && itemInfo.isExpanded)
-            {
-                itemInfo.isExpanded = NO;
-                itemInfo.children = [];
-            }
-        }
-
-        // The root item does not count as a descendant.
-        var weight = itemInfo.weight,
-            descendants = anItem ? [anItem] : [];
-
-        if (itemInfo.isExpanded && (!(_implementedOutlineViewDataSourceMethods & CPOutlineViewDataSource_outlineView_shouldDeferDisplayingChildrenOfItem_) ||
-            ![dataSource outlineView:anOutlineView shouldDeferDisplayingChildrenOfItem:anItem]))
-        {
-            var index = 0,
-                count = [dataSource outlineView:anOutlineView numberOfChildrenOfItem:anItem],
-                level = itemInfo.level + 1;
-
-            itemInfo.children = [];
-
-            for (; index < count; ++index)
-            {
-                var childItem = [dataSource outlineView:anOutlineView child:index ofItem:anItem],
-                    childItemInfo = itemInfosForItems[[childItem UID]];
-
-                if (!childItemInfo)
-                {
-                    childItemInfo = { isExpanded:NO, isExpandable:NO, shouldShowOutlineDisclosureControl:YES, children:[], weight:1 };
-                    itemInfosForItems[[childItem UID]] = childItemInfo;
-                }
-
-                itemInfo.children[index] = childItem;
-
-                var childDescendants = _loadItemInfoForItem(anOutlineView, childItem, YES);
-
-                childItemInfo.parent = anItem;
-                childItemInfo.level = level;
-                descendants = descendants.concat(childDescendants);
-            }
-        }
-
-        itemInfo.weight = descendants.length;
-
-        if (!isIntermediate)
-        {
-            // row = -1 is the root item, so just go to row 0 since it is ignored.
-            var index = MAX(itemInfo.row, 0),
-                itemsForRows = _itemsForRows;
-
-            descendants.unshift(index, weight);
-
-            itemsForRows.splice.apply(itemsForRows, descendants);
-
-            var count = itemsForRows.length;
-
-            for (; index < count; ++index)
-                itemInfosForItems[[itemsForRows[index] UID]].row = index;
-
-            var deltaWeight = itemInfo.weight - weight;
-
-            if (deltaWeight !== 0)
-            {
-                var parent = itemInfo.parent;
-
-                while (parent)
-                {
-                    var parentItemInfo = itemInfosForItems[[parent UID]];
-
-                    parentItemInfo.weight += deltaWeight;
-                    parent = parentItemInfo.parent;
-                }
-
-                if (anItem)
-                    _rootItemInfo.weight += deltaWeight;
-            }
-        }
-    }//end of with
-    return descendants;
-};
-
 @implementation _CPOutlineViewTableViewDataSource : CPObject
 {
     CPObject _outlineView;
@@ -1938,6 +2100,15 @@ var _loadItemInfoForItem = function(/*CPOutlineView*/ anOutlineView, /*id*/ anIt
     }
 }
 
+- (void)tableView:(CPTableView)aTableView willRemoveView:(id)aView forTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex
+{
+    if ((_outlineView._implementedOutlineViewDelegateMethods & CPOutlineViewDelegate_outlineView_willRemoveView_forTableColumn_item_))
+    {
+        var item = [_outlineView itemAtRow:aRowIndex];
+        [_outlineView._outlineViewDelegate outlineView:_outlineView willRemoveView:aView forTableColumn:aTableColumn item:item];
+    }
+}
+
 - (BOOL)tableView:(CPTableView)aTableView isGroupRow:(CPInteger)aRow
 {
     if ((_outlineView._implementedOutlineViewDelegateMethods & CPOutlineViewDelegate_outlineView_isGroupItem_))

AppKit/CPPanel.j

@@ -119,4 +119,24 @@ CPDocModalWindowMask    = 1 << 6;
     return YES;
 }
 
+
+#pragma mark -
+#pragma mark Overrides
+
+/*!
+    @ignore
+*/
+- (void)cancelOperation:(id)sender
+{
+    if ([[CPApp currentEvent] _couldBeKeyEquivalent] && [self performKeyEquivalent:[CPApp currentEvent]])
+        return;
+
+    [[self firstResponder] tryToPerform:@selector(cancel:) with:self];
+}
+
+- (void)cancel:(id)sender
+{
+    [self performClose:sender];
+}
+
 @end

AppKit/CPPasteboard.j

@@ -26,6 +26,9 @@
 @import <Foundation/CPDictionary.j>
 @import <Foundation/CPPropertyListSerialization.j>
 
+@class CPWebScriptObject
+
+@typedef DataTransfer
 
 CPGeneralPboard         = @"CPGeneralPboard";
 CPFontPboard            = @"CPFontPboard";
@@ -66,7 +69,7 @@ var CPPasteboards = nil,
     unsigned        _changeCount;
     CPString        _stateUID;
 
-    WebScriptObject _nativePasteboard;
+    CPWebScriptObject _nativePasteboard;
 }
 
 /*

AppKit/CPPopUpButton.j

@@ -26,8 +26,6 @@
 @import "CPMenu.j"
 @import "CPMenuItem.j"
 
-var VISIBLE_MARGIN = 7.0;
-
 CPPopUpButtonStatePullsDown = CPThemeState("pulls-down");
 
 /*!
@@ -773,13 +771,6 @@ CPPopUpButtonStatePullsDown = CPThemeState("pulls-down");
             [[self selectedItem] setState:CPOffState];
 }
 
-- (void)_reverseSetBinding
-{
-    [_CPPopUpButtonSelectionBinder reverseSetValueForObject:self];
-
-    [super _reverseSetBinding];
-}
-
 @end
 
 @implementation CPPopUpButton (BindingSupport)
@@ -802,6 +793,20 @@ CPPopUpButtonStatePullsDown = CPThemeState("pulls-down");
     return [super _binderClassForBinding:aBinding];
 }
 
++ (BOOL)isBindingExclusive:(CPString)aBinding
+{
+    return (aBinding == CPSelectedIndexBinding ||
+           aBinding == CPSelectedTagBinding ||
+           aBinding == CPSelectedValueBinding);
+}
+
+- (void)_reverseSetBinding
+{
+    [_CPPopUpButtonSelectionBinder _reverseSetValueFromExclusiveBinderForObject:self];
+
+    [super _reverseSetBinding];
+}
+
 @end
 
 @implementation _CPPopUpButtonContentBinder : CPBinder
@@ -931,30 +936,8 @@ CPPopUpButtonStatePullsDown = CPThemeState("pulls-down");
 
 @end
 
-var binderForObject = {};
-
 @implementation _CPPopUpButtonSelectionBinder : CPBinder
 {
-    CPString _selectionBinding @accessors;
-}
-
-- (id)initWithBinding:(CPString)aBinding name:(CPString)aName to:(id)aDestination keyPath:(CPString)aKeyPath options:(CPDictionary)options from:(id)aSource
-{
-    self = [super initWithBinding:aBinding name:aName to:aDestination keyPath:aKeyPath options:options from:aSource];
-
-    if (self)
-    {
-        binderForObject[[aSource UID]] = self;
-        _selectionBinding = aName;
-    }
-
-    return self;
-}
-
-+ (void)reverseSetValueForObject:(id)aSource
-{
-    var binder = binderForObject[[aSource UID]];
-    [binder reverseSetValueFor:[binder _selectionBinding]];
 }
 
 - (void)setPlaceholderValue:(id)aValue withMarker:(CPString)aMarker forBinding:(CPString)aBinding

AppKit/CPPopover.j

@@ -28,8 +28,19 @@
 @import "CPImageView.j"
 @import "CPResponder.j"
 @import "CPView.j"
+@import "CPViewController.j"
 @import "_CPPopoverWindow.j"
 
+@protocol CPPopoverDelegate <CPObject>
+
+@optional
+- (BOOL)popoverShouldClose:(CPPopover)aPopover;
+- (void)popoverWillClose:(CPPopover)aPopover;
+- (void)popoverDidClose:(CPPopover)aPopover;
+- (void)popoverWillShow:(CPPopover)aPopover;
+- (void)popoverDidShow:(CPPopover)aPopover;
+
+@end
 
 CPPopoverBehaviorApplicationDefined = 0;
 CPPopoverBehaviorTransient          = 1;
@@ -60,15 +71,16 @@ var CPPopoverDelegate_popover_willShow_     = 1 << 0,
 */
 @implementation CPPopover : CPResponder
 {
-    @outlet CPViewController    _contentViewController  @accessors(property=contentViewController);
-    @outlet id                  _delegate               @accessors(getter=delegate);
+    @outlet CPViewController        _contentViewController  @accessors(property=contentViewController);
+    @outlet id <CPPopoverDelegate>  _delegate               @accessors(getter=delegate);
 
-    BOOL                        _animates               @accessors(getter=animates);
-    int                         _appearance             @accessors(property=appearance);
-    int                         _behavior               @accessors(getter=behavior);
+    BOOL                            _animates               @accessors(getter=animates);
+    int                             _appearance             @accessors(property=appearance);
+    int                             _behavior               @accessors(getter=behavior);
 
-    _CPPopoverWindow            _popoverWindow;
-    int                         _implementedDelegateMethods;
+    _CPPopoverWindow                _popoverWindow;
+    CPView                          _positioningView;
+    int                             _implementedDelegateMethods;
 }
 
 
@@ -127,9 +139,6 @@ var CPPopoverDelegate_popover_willShow_     = 1 << 0,
 */
 - (CGSize)contentSize
 {
-    if (![_popoverWindow isVisible])
-        return CGRectMakeZero();
-
     return [[_contentViewController view] frameSize];
 }
 
@@ -140,7 +149,10 @@ var CPPopoverDelegate_popover_willShow_     = 1 << 0,
 */
 - (void)setContentSize:(CGSize)aSize
 {
-    [[_contentViewController view] setFrameSize:aSize];
+    if (!_popoverWindow)
+        [[_contentViewController view] setFrameSize:aSize];
+    else
+        [_popoverWindow updateFrameWithSize:aSize];
 }
 
 /*!
@@ -181,10 +193,10 @@ Set the behavior of the CPPopover. It can be:
         return;
 
     _behavior = aBehavior;
-    [_popoverWindow setStyleMask:[self styleMaskForBehavior]];
+    [_popoverWindow setStyleMask:[self _styleMaskForBehavior]];
 }
 
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPPopoverDelegate>)aDelegate
 {
     if (_delegate === aDelegate)
         return;
@@ -226,17 +238,14 @@ Set the behavior of the CPPopover. It can be:
     if (!_contentViewController)
         [CPException raise:CPInternalInconsistencyException reason:@"contentViewController must not be nil"];
 
-    // If the popover is currently closing, do nothing. That is what Cocoa does.
-    if ([_popoverWindow isClosing])
+    // If the popover is currently closing or opening, do nothing. That is what Cocoa does.
+    if ([_popoverWindow isClosing] || [_popoverWindow isOpening])
         return;
 
-    if (_implementedDelegateMethods & CPPopoverDelegate_popover_willShow_)
-        [_delegate popoverWillShow:self];
+    _positioningView = positioningView;
 
     if (!_popoverWindow)
-    {
-        _popoverWindow = [[_CPPopoverWindow alloc] initWithContentRect:CGRectMakeZero() styleMask:[self styleMaskForBehavior]];
-    }
+        _popoverWindow = [[_CPPopoverWindow alloc] initWithContentRect:CGRectMakeZero() styleMask:[self _styleMaskForBehavior]];
 
     [_popoverWindow setPlatformWindow:[[positioningView window] platformWindow]];
     [_popoverWindow setAppearance:_appearance];
@@ -245,15 +254,22 @@ Set the behavior of the CPPopover. It can be:
     [_popoverWindow setMovableByWindowBackground:NO];
     [_popoverWindow setFrame:[_popoverWindow frameRectForContentRect:[[_contentViewController view] frame]]];
     [_popoverWindow setContentView:[_contentViewController view]];
+
+    if (![self isShown])
+        [self _popoverWillShow];
+
     [_popoverWindow positionRelativeToRect:positioningRect ofView:positioningView preferredEdge:preferredEdge];
 
-    if (!_animates && _implementedDelegateMethods & CPPopoverDelegate_popover_didShow_)
-        [_delegate popoverDidShow:self];
+    if (![self isShown])
+        [self _popoverWindowDidShow];
 }
 
-- (unsigned)styleMaskForBehavior
+- (unsigned)_styleMaskForBehavior
 {
-    return (_behavior == CPPopoverBehaviorTransient) ? CPClosableOnBlurWindowMask : 0;
+    if (_behavior == CPPopoverBehaviorApplicationDefined)
+        return 0;
+
+    return CPClosableOnBlurWindowMask
 }
 
 /*!
@@ -272,9 +288,9 @@ Set the behavior of the CPPopover. It can be:
     if ([_popoverWindow isClosing] || ![self isShown])
         return;
 
-    if (_implementedDelegateMethods & CPPopoverDelegate_popover_willClose_)
-        [_delegate popoverWillClose:self];
+    [self _popoverWillClose];
 
+    _positioningView = nil;
     [_popoverWindow close];
 
     // popoverDidClose will be sent from popoverWindowDidClose, since
@@ -295,9 +311,8 @@ Set the behavior of the CPPopover. It can be:
     if ([_popoverWindow isClosing])
         return;
 
-    if (_implementedDelegateMethods & CPPopoverDelegate_popover_shouldClose_)
-        if (![_delegate popoverShouldClose:self])
-            return;
+    if (![self _popoverShouldClose])
+        return;
 
     [self _close];
 }
@@ -307,7 +322,7 @@ Set the behavior of the CPPopover. It can be:
 #pragma mark Delegates
 
 /*! @ignore */
-- (BOOL)popoverWindowShouldClose:(_CPPopoverWindow)aPopoverWindow
+- (BOOL)_popoverWindowShouldClose
 {
     [self performClose:self];
 
@@ -318,19 +333,42 @@ Set the behavior of the CPPopover. It can be:
 }
 
 /*! @ignore */
-- (void)popoverWindowDidClose:(_CPPopoverWindow)aPopoverWindow
+- (void)_popoverWindowDidClose
 {
     if (_implementedDelegateMethods & CPPopoverDelegate_popover_didClose_)
         [_delegate popoverDidClose:self];
 }
 
 /*! @ignore */
-- (void)popoverWindowDidShow:(_CPPopoverWindow)aPopoverWindow
+- (void)_popoverWindowDidShow
 {
     if (_implementedDelegateMethods & CPPopoverDelegate_popover_didShow_)
         [_delegate popoverDidShow:self];
 }
 
+/*! @ignore */
+- (BOOL)_popoverShouldClose
+{
+    if (_implementedDelegateMethods & CPPopoverDelegate_popover_shouldClose_)
+        return [_delegate popoverShouldClose:self];
+
+    return YES;
+}
+
+/*! @ignore */
+- (void)_popoverWillClose
+{
+    if (_implementedDelegateMethods & CPPopoverDelegate_popover_willClose_)
+        [_delegate popoverWillClose:self];
+}
+
+/*! @ignore */
+- (void)_popoverWillShow
+{
+    if (_implementedDelegateMethods & CPPopoverDelegate_popover_willShow_)
+        [_delegate popoverWillShow:self];
+}
+
 @end
 
 @implementation CPPopover (Deprecated)

AppKit/CPProgressIndicator.j

@@ -26,6 +26,7 @@
 @import "CPWindow_Constants.j"
 
 
+@typedef CPProgressIndicatorStyle
 /*
     @global
     @group CPProgressIndicatorStyle

AppKit/CPRadio.j

@@ -25,6 +25,8 @@
 
 @import "CPButton.j"
 
+@class CPRadioGroup
+
 @global CPApp
 
 
@@ -356,7 +358,7 @@ var CPRadioRadioGroupKey    = @"CPRadioRadioGroupKey";
     [_selectedRadio setState:CPOffState];
 
     _selectedRadio = aRadio;
-    [_CPRadioGroupSelectionBinder reverseSetValueForObject:self];
+    [_CPRadioGroupSelectionBinder _reverseSetValueFromExclusiveBinderForObject:self];
 }
 
 @end
@@ -407,32 +409,17 @@ var CPRadioGroupRadiosKey           = @"CPRadioGroupRadiosKey",
     return [super _binderClassForBinding:aBinding];
 }
 
-@end
++ (BOOL)isBindingExclusive:(CPString)aBinding
+{
+    return (aBinding == CPSelectedIndexBinding ||
+           aBinding == CPSelectedTagBinding ||
+           aBinding == CPSelectedValueBinding);
+}
 
-var binderForObject = {};
+@end
 
 @implementation _CPRadioGroupSelectionBinder : CPBinder
 {
-    CPString _selectionBinding @accessors;
-}
-
-- (id)initWithBinding:(CPString)aBinding name:(CPString)aName to:(id)aDestination keyPath:(CPString)aKeyPath options:(CPDictionary)options from:(id)aSource
-{
-    self = [super initWithBinding:aBinding name:aName to:aDestination keyPath:aKeyPath options:options from:aSource];
-
-    if (self)
-    {
-        binderForObject[[aSource UID]] = self;
-        _selectionBinding = aName;
-    }
-
-    return self;
-}
-
-+ (void)reverseSetValueForObject:(id)aSource
-{
-    var binder = binderForObject[[aSource UID]];
-    [binder reverseSetValueFor:[binder _selectionBinding]];
 }
 
 - (void)setPlaceholderValue:(id)aValue withMarker:(CPString)aMarker forBinding:(CPString)aBinding

AppKit/CPResponder.j

@@ -26,6 +26,7 @@
 @import "CPEvent.j"
 
 @class CPKeyBinding
+@class CPMenu
 
 CPDeleteKeyCode         = 8;
 CPTabKeyCode            = 9;

AppKit/CPRuleEditor/CPPredicateEditorRowTemplate.j

@@ -27,8 +27,7 @@
 @import "CPMenuItem.j"
 @import "CPTextField.j"
 
-// NOTE: CPDatePicker is not implemented yet
-@class CPDatePicker
+@import "CPDatePicker.j"
 
 
 CPUndefinedAttributeType     = 0;
@@ -488,7 +487,36 @@ CPTransformableAttributeType = 1800;
 
 - (id)copy
 {
-    return [CPKeyedUnarchiver unarchiveObjectWithData:[CPKeyedArchiver archivedDataWithRootObject:self]];
+    var views = [CPArray array];
+
+    var copy = [[[self class] alloc] init];
+    [copy _setTemplateType:_templateType];
+    [copy _setOptions:_predicateOptions];
+    [copy _setModifier:_predicateModifier];
+    [copy _setLeftAttributeType:_leftAttributeType];
+    [copy _setRightAttributeType:_rightAttributeType];
+    [copy setLeftIsWildcard:_leftIsWildcard];
+    [copy setRightIsWildcard:_rightIsWildcard];
+
+    [_views enumerateObjectsUsingBlock:function(aView, idx, stop)
+    {
+        var vcopy;
+
+        if ([aView implementsSelector:@selector(copy)])
+        {
+            vcopy = [aView copy];
+        }
+        else
+        {
+            vcopy = [CPKeyedUnarchiver unarchiveObjectWithData:[CPKeyedArchiver archivedDataWithRootObject:aView]];
+        }
+
+        [views addObject:vcopy];
+    }];
+
+    [copy setTemplateViews:views];
+
+    return copy;
 }
 
 + (id)_operatorsForAttributeType:(CPAttributeType)attributeType
@@ -680,7 +708,10 @@ CPTransformableAttributeType = 1800;
         view = [[CPCheckBox alloc] initWithFrame:CGRectMake(0, 0, 50, 26)];
     }
     else if (attributeType == CPDateAttributeType)
-        view = [[CPDatePicker alloc] initWithFrame:CGRectMake(0, 0, 150, 26)];
+    {
+        view = [[CPDatePicker alloc] initWithFrame:CGRectMake(0, 0, 180, 26)];
+        [view setDatePickerElements:CPYearMonthDayDatePickerElementFlag];
+    }
     else
         return nil;
 
@@ -797,5 +828,31 @@ var CPPredicateTemplateTypeKey = @"CPPredicateTemplateType",
     [coder encodeObject:_views forKey:CPPredicateTemplateViewsKey];
 }
 
+@end
+
+// Copy support for built-in types
+@implementation CPDatePicker (CPCopying)
+
+- (id)copy
+{
+    var ret = [[[self class] alloc] initWithFrame:[self frame]];
+
+    [ret setTextFont:[self textFont]];
+    [ret setMinDate:[self minDate]];
+    [ret setMaxDate:[self maxDate]];
+    [ret setTimeInterval:[self timeInterval]];
+    [ret setDatePickerMode:[self datePickerMode]];
+    [ret setDatePickerElements:[self datePickerElements]];
+    [ret setDatePickerStyle:[self datePickerStyle]];
+    [ret setLocale:[self locale]];
+    [ret setDateValue:[self dateValue]];
+    [ret setBackgroundColor:[self backgroundColor]];
+    [ret setDrawsBackground:[self drawsBackground]];
+    [ret setBordered:[self isBordered]];
+    [ret _init];
+
+    return ret;
+}
+
 @end
 /*! @endcond */

AppKit/CPRuleEditor/CPRuleEditor.j

@@ -41,6 +41,21 @@
 @global CPCaseInsensitivePredicateOption
 @global CPOrPredicateType
 
+@protocol CPRuleEditorDelegate <CPObject>
+
+@required
+- (id)ruleEditor:(CPRuleEditor)editor child:(CPInteger)index forCriterion:(id)criterion withRowType:(CPRuleEditorRowType)rowType;
+- (id)ruleEditor:(CPRuleEditor)editor displayValueForCriterion:(id)criterion inRow:(CPInteger)row;
+- (CPInteger)ruleEditor:(CPRuleEditor)editor numberOfChildrenForCriterion:(id)criterion withRowType:(CPRuleEditorRowType)rowType;
+
+@optional
+- (CPDictionary)ruleEditor:(CPRuleEditor)editor predicatePartsForCriterion:(id)criterion withDisplayValue:(id)value inRow:(CPInteger)row;
+- (void)ruleEditorRowsDidChange:(CPNotification)notification;
+
+@end
+
+var CPRuleEditorDelegate_ruleEditor_predicatePartsForCriterion_withDisplayValue_inRow_   = 1 << 1;
+
 var CPRuleEditorItemPBoardType  = @"CPRuleEditorItemPBoardType",
     itemsContext                = "items",
     valuesContext               = "values",
@@ -69,50 +84,51 @@ var CPRuleEditorItemPBoardType  = @"CPRuleEditorItemPBoardType",
 
 @implementation CPRuleEditor : CPControl
 {
-    BOOL             _suppressKeyDownHandling;
-    BOOL             _allowsEmptyCompoundRows;
-    BOOL             _disallowEmpty;
-    BOOL             _delegateWantsValidation;
-    BOOL             _editable;
-    BOOL             _sendAction;
+    BOOL                        _suppressKeyDownHandling;
+    BOOL                        _allowsEmptyCompoundRows;
+    BOOL                        _disallowEmpty;
+    BOOL                        _delegateWantsValidation;
+    BOOL                        _editable;
+    BOOL                        _sendAction;
 
-    Class           _rowClass;
+    Class                       _rowClass;
 
-    CPIndexSet      _draggingRows;
-    CPInteger       _subviewIndexOfDropLine;
-    CPView          _dropLineView;
+    CPIndexSet                  _draggingRows;
+    CPInteger                   _subviewIndexOfDropLine;
+    CPView                      _dropLineView;
 
-    CPMutableArray  _rowCache;
-    CPMutableArray  _slices;
+    CPMutableArray              _rowCache;
+    CPMutableArray              _slices;
 
-    CPPredicate     _predicate;
+    CPPredicate                 _predicate;
 
-    CPString        _itemsKeyPath;
-    CPString        _subrowsArrayKeyPath;
-    CPString        _typeKeyPath;
-    CPString        _valuesKeyPath;
-    CPString        _boundArrayKeyPath @accessors(property=boundArrayKeyPath);
+    CPString                    _itemsKeyPath;
+    CPString                    _subrowsArrayKeyPath;
+    CPString                    _typeKeyPath;
+    CPString                    _valuesKeyPath;
+    CPString                    _boundArrayKeyPath @accessors(property=boundArrayKeyPath);
 
-    CPView          _slicesHolder;
-    CPViewAnimation _currentAnimation;
+    CPView                      _slicesHolder;
+    CPViewAnimation             _currentAnimation;
 
-    CPInteger       _lastRow;
-    CPInteger       _nestingMode;
+    CPInteger                   _lastRow;
+    CPInteger                   _nestingMode;
 
-    float           _alignmentGridWidth;
-    float           _sliceHeight;
+    float                       _alignmentGridWidth;
+    float                       _sliceHeight;
 
-    id              _ruleDataSource;
-    id              _ruleDelegate;
-    id              _boundArrayOwner;
+    id                          _ruleDataSource;
+    id <CPRuleEditorDelegate>   _ruleDelegate;
+    id                          _boundArrayOwner;
+    unsigned                    _implementedDelegateMethods;
 
-    CPString        _stringsFilename;
+    CPString                    _stringsFilename;
 
-    BOOL            _isKeyDown;
-    BOOL            _nestingModeDidChange;
+    BOOL                        _isKeyDown;
+    BOOL                        _nestingModeDidChange;
 
-    _CPRuleEditorLocalizer _standardLocalizer @accessors(property=standardLocalizer);
-    CPDictionary           _itemsAndValuesToAddForRowType;
+    _CPRuleEditorLocalizer      _standardLocalizer @accessors(property=standardLocalizer);
+    CPDictionary                _itemsAndValuesToAddForRowType;
 }
 
 /*! @cond */
@@ -131,8 +147,10 @@ var CPRuleEditorItemPBoardType  = @"CPRuleEditorItemPBoardType",
             @"slice-bottom-border-color": [CPNull null],
             @"slice-last-bottom-border-color": [CPNull null],
             @"font": [CPNull null],
+            @"font-color": [CPNull null],
             @"add-image": [CPNull null],
             @"remove-image": [CPNull null],
+            @"vertical-alignment": [CPNull null]
         };
 }
 
@@ -143,7 +161,7 @@ var CPRuleEditorItemPBoardType  = @"CPRuleEditorItemPBoardType",
     {
         _slices = [[CPMutableArray alloc] init];
 
-        _sliceHeight = 26.;
+        _sliceHeight = 26.0;
         _nestingMode = CPRuleEditorNestingModeSimple; // 10.5 default is CPRuleEditorNestingModeCompound
         _editable = YES;
         _allowsEmptyCompoundRows = NO;
@@ -213,19 +231,24 @@ var CPRuleEditorItemPBoardType  = @"CPRuleEditorItemPBoardType",
     @discussion CPRuleEditor requires a delegate that implements the required delegate methods to function.
     @see delegate
 */
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPRuleEditorDelegate>)aDelegate
 {
     if (_ruleDelegate === aDelegate)
         return;
 
     var nc = [CPNotificationCenter defaultCenter];
+
     if (_ruleDelegate)
         [nc removeObserver:_ruleDelegate name:nil object:self];
 
     _ruleDelegate = aDelegate;
+    _implementedDelegateMethods = 0;
 
     if ([_ruleDelegate respondsToSelector:@selector(ruleEditorRowsDidChange:)])
         [nc addObserver:_ruleDelegate selector:@selector(ruleEditorRowsDidChange:) name:CPRuleEditorRowsDidChangeNotification object:nil];
+
+    if ([_ruleDelegate respondsToSelector:@selector(ruleEditor:predicatePartsForCriterion:withDisplayValue:inRow:)])
+        _implementedDelegateMethods |= CPRuleEditorDelegate_ruleEditor_predicatePartsForCriterion_withDisplayValue_inRow_;
 }
 /*!
     @brief Returns a Boolean value that indicates whether the receiver is editable.
@@ -810,7 +833,7 @@ TODO: implement
         var item = [items objectAtIndex:i],
         //var displayValue = [self _queryValueForItem:item inRow:aRow]; Ask the delegate or get cached value ?.
             displayValue = [[self displayValuesForRow:aRow] objectAtIndex:i],
-            predpart = [_ruleDelegate ruleEditor:self predicatePartsForCriterion:item withDisplayValue:displayValue inRow:aRow];
+            predpart = [self _sendDelegateRuleEditorPredicatePartsForCriterion:item withDisplayValue:displayValue inRow:aRow];
 
         if (predpart)
             [predicateParts addEntriesFromDictionary:predpart];
@@ -1716,8 +1739,7 @@ TODO: implement
 {
     if (_delegateWantsValidation)
     {
-        var selector = @selector(ruleEditor:predicatePartsForCriterion:withDisplayValue:inRow:);
-        if (![_ruleDelegate respondsToSelector:selector])
+        if (![self _delegateRespondsToRuleEditorPredicatePartsForCriterionWithDisplayValueInRow])
             return;
 
         _delegateWantsValidation = NO;
@@ -1865,14 +1887,34 @@ TODO: implement
     return [self valueForThemeAttribute:@"font"];
 }
 
-- (CPImage)_addImage
+- (CPColor)_fontColor
 {
-    return [self valueForThemeAttribute:@"add-image"];
+    return [self valueForThemeAttribute:@"font-color"];
 }
 
-- (CPImage)_removeImage
+- (CPImage)_imageAdd
 {
-    return [self valueForThemeAttribute:@"remove-image"];
+    return [self valueForThemeAttribute:@"add-image" inState:CPThemeStateNormal];
+}
+
+- (CPImage)_imageAddHighlighted
+{
+    return [self valueForThemeAttribute:@"add-image" inState:CPThemeStateHighlighted];
+}
+
+- (CPImage)_imageRemove
+{
+    return [self valueForThemeAttribute:@"remove-image" inState:CPThemeStateNormal];
+}
+
+- (CPImage)_imageRemoveHighlighted
+{
+    return [self valueForThemeAttribute:@"remove-image" inState:CPThemeStateHighlighted];
+}
+
+- (CPVerticalTextAlignment)_verticalAlignment
+{
+    return [self valueForThemeAttribute:@"vertical-alignment"];
 }
 
 - (CPString)_toolTipForAddCompoundRowButton
@@ -2165,7 +2207,7 @@ TODO: implement
         indexOfDropLine =  FLOOR(y / _sliceHeight),
         numberOfRows = [self numberOfRows];
 
-    if (indexOfDropLine < 0 || indexOfDropLine > numberOfRows || (indexOfDropLine >= [_draggingRows firstIndex] && indexOfDropLine <= [_draggingRows lastIndex] + 1))
+    if (indexOfDropLine <= 0 || indexOfDropLine > numberOfRows || (indexOfDropLine >= [_draggingRows firstIndex] && indexOfDropLine <= [_draggingRows lastIndex] + 1))
     {
         if (_subviewIndexOfDropLine !== CPNotFound && indexOfDropLine !== _subviewIndexOfDropLine)
             [self _clearDropLine];
@@ -2377,6 +2419,33 @@ TODO: implement
 
 @end
 
+
+@implementation CPRuleEditor (CPRuleEditorDelegate)
+
+/*!
+    @ignore
+    Check if the delegate responds to ruleEditor:predicatePartsForCriterion:withDisplayValue:inRow:
+*/
+- (BOOL)_delegateRespondsToRuleEditorPredicatePartsForCriterionWithDisplayValueInRow
+{
+    return _implementedDelegateMethods & CPRuleEditorDelegate_ruleEditor_predicatePartsForCriterion_withDisplayValue_inRow_;
+}
+
+/*!
+    @ignore
+    Call delegate ruleEditor:predicatePartsForCriterion:withDisplayValue:inRow:
+*/
+- (CPDictionary)_sendDelegateRuleEditorPredicatePartsForCriterion:(id)criterion withDisplayValue:(id)value inRow:(CPInteger)row
+{
+    if (!(_implementedDelegateMethods & CPRuleEditorDelegate_ruleEditor_predicatePartsForCriterion_withDisplayValue_inRow_))
+        return @{};
+
+    return [_ruleDelegate ruleEditor:self predicatePartsForCriterion:criterion withDisplayValue:value inRow:row];
+}
+
+@end
+
+
 var CPRuleEditorAlignmentGridWidthKey       = @"CPRuleEditorAlignmentGridWidth",
     CPRuleEditorSliceHeightKey              = @"CPRuleEditorSliceHeight",
     CPRuleEditorStringsFilenameKey          = @"CPRuleEditorStringsFilename",

AppKit/CPRuleEditor/CPRuleEditor_Constants.j

@@ -20,6 +20,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+
 CPRuleEditorPredicateLeftExpression     = "CPRuleEditorPredicateLeftExpression";
 CPRuleEditorPredicateRightExpression    = "CPRuleEditorPredicateRightExpression";
 CPRuleEditorPredicateComparisonModifier = "CPRuleEditorPredicateComparisonModifier";
@@ -36,5 +37,6 @@ CPRuleEditorNestingModeList     = 1;        // Allows a single list, with no nes
 CPRuleEditorNestingModeCompound = 2;        // Unlimited nesting and compound rows; this is the default
 CPRuleEditorNestingModeSimple   = 3;        // One compound row at the top with subrows beneath it, and no further nesting allowed
 
+@typedef CPRuleEditorRowType
 CPRuleEditorRowTypeSimple       = 0;
 CPRuleEditorRowTypeCompound     = 1;

AppKit/CPRuleEditor/_CPPredicateEditorTree.j

@@ -20,6 +20,8 @@
 @import <Foundation/CPObject.j>
 @import <Foundation/CPString.j>
 
+@class CPPredicateEditorRowTemplate
+
 @implementation _CPPredicateEditorTree : CPObject
 {
     CPPredicateEditorRowTemplate         template @accessors;

AppKit/CPRuleEditor/_CPRuleEditorPopUpButton.j

@@ -1,203 +0,0 @@
-/*
- * Created by cacaodev@gmail.com.
- * Copyright (c) 2011 Pear, Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-@import "CPBezierPath.j"
-@import "CPPopUpButton.j"
-
-@class _CPRuleEditorViewSlice
-
-var GRADIENT_START_COLOR = "#fcfcfc",
-    GRADIENT_END_COLOR = "#dfdfdf",
-    BORDER_COLOR = "#BDBDBD";
-
-var GRADIENT_NORMAL,
-    GRADIENT_HIGHLIGHTED,
-    GRADIENT_PROPERTY;
-
-if (CPBrowserIsEngine(CPWebKitBrowserEngine))
-{
-    GRADIENT_NORMAL = "-webkit-gradient(linear, left top, left bottom, from(" + GRADIENT_START_COLOR + "), to(" + GRADIENT_END_COLOR + "))",
-    GRADIENT_HIGHLIGHTED = "-webkit-gradient(linear, left top, left bottom, from(" + GRADIENT_END_COLOR + "), to(" + GRADIENT_START_COLOR + "))";
-    GRADIENT_PROPERTY = "background";
-}
-else if (CPBrowserIsEngine(CPGeckoBrowserEngine))
-{
-    GRADIENT_NORMAL = "-moz-linear-gradient(top, " + GRADIENT_START_COLOR + ", " + GRADIENT_END_COLOR + ")",
-    GRADIENT_HIGHLIGHTED = "-moz-linear-gradient(top, " + GRADIENT_END_COLOR + ", " + GRADIENT_START_COLOR + ")";
-    GRADIENT_PROPERTY = "background";
-}
-else if (CPBrowserIsEngine(CPInternetExplorerBrowserEngine))
-{
-    GRADIENT_NORMAL = "progid:DXImageTransform.Microsoft.gradient(startColorstr='" + GRADIENT_START_COLOR + "', endColorstr='" + GRADIENT_END_COLOR + "')";
-    GRADIENT_HIGHLIGHTED = "progid:DXImageTransform.Microsoft.gradient(startColorstr='" + GRADIENT_END_COLOR + "', endColorstr='" + GRADIENT_START_COLOR + "')";
-    GRADIENT_PROPERTY = "filter";
-}else
-{
-    GRADIENT_NORMAL = GRADIENT_START_COLOR;
-    GRADIENT_HIGHLIGHTED = GRADIENT_END_COLOR;
-    GRADIENT_PROPERTY = "background";
-}
-
-@implementation _CPRuleEditorPopUpButton : CPPopUpButton
-{
-    CPInteger radius;
-}
-
-- (void)_sharedInit
-{
-    [self setBordered:NO];
-
-#if PLATFORM(DOM)
-    var style = _DOMElement.style;
-    style.border = "1px solid " + BORDER_COLOR;
-    style[GRADIENT_PROPERTY] = GRADIENT_NORMAL;
-#endif
-}
-
-- (id)initWithFrame:(CGRect)aFrame
-{
-    if (self = [super initWithFrame:aFrame])
-        [self _sharedInit];
-
-    return self;
-}
-
-- (id)initWithCoder:(CPCoder)aCoder
-{
-    self = [super initWithCoder:aCoder];
-    [self _sharedInit];
-
-    return self;
-}
-
-- (CPView)hitTest:(CGPoint)point
-{
-    if (!CGRectContainsPoint([self frame], point) || ![self sliceIsEditable])
-        return nil;
-
-    return self;
-}
-
-- (BOOL)sliceIsEditable
-{
-    var superview = [self superview];
-    return ![superview isKindOfClass:[_CPRuleEditorViewSlice]] || [superview isEditable];
-}
-
-- (void)trackMouse:(CPEvent)theEvent
-{
-    if (![self sliceIsEditable])
-        return;
-
-    [super trackMouse:theEvent];
-}
-
-- (CGRect)contentRectForBounds:(CGRect)bounds
-{
-    var contentRect = [super contentRectForBounds:bounds];
-    contentRect.origin.x += radius;
-    contentRect.size.width -= 2 * radius;
-
-    return contentRect;
-}
-
-- (void)layoutSubviews
-{
-#if PLATFORM(DOM)
-    radius = FLOOR(CGRectGetHeight([self bounds]) / 2);
-    var style = _DOMElement.style,
-        radiusCSS = radius + "px";
-
-    style.borderRadius = radiusCSS;
-#endif
-
-    [super layoutSubviews];
-}
-
-- (void)drawRect:(CGRect)aRect
-{
-    var context = [[CPGraphicsContext currentContext] graphicsPort],
-        bounds = [self bounds],
-        arrow_width = FLOOR(CGRectGetHeight(bounds) / 3.5);
-
-    CGContextTranslateCTM(context, CGRectGetWidth(bounds) - radius - arrow_width, CGRectGetHeight(bounds) / 2);
-
-    var arrowsPath = [CPBezierPath bezierPath];
-    [arrowsPath moveToPoint:CGPointMake(0, 1)];
-    [arrowsPath lineToPoint:CGPointMake(arrow_width, 1)];
-    [arrowsPath lineToPoint:CGPointMake(arrow_width / 2, arrow_width + 1)];
-    [arrowsPath closePath];
-
-    CGContextSetFillColor(context, [CPColor colorWithWhite:101 / 255 alpha:1]);
-    [arrowsPath fill];
-
-    CGContextScaleCTM(context, 1 , -1);
-    [arrowsPath fill];
-}
-
-@end
-
-@implementation _CPRuleEditorButton : CPButton
-{
-    CPInteger radius;
-}
-
-- (void)_sharedInit
-{
-    [self setBordered:NO];
-
-#if PLATFORM(DOM)
-    var style = _DOMElement.style;
-    style.border = "1px solid " + BORDER_COLOR;
-    style[GRADIENT_PROPERTY] = GRADIENT_NORMAL;
-#endif
-}
-
-- (id)initWithFrame:(CGRect)aFrame
-{
-    if (self = [super initWithFrame:aFrame])
-        [self _sharedInit];
-
-    return self;
-}
-
-- (id)initWithCoder:(CPCoder)aCoder
-{
-    self = [super initWithCoder:aCoder];
-    [self _sharedInit];
-
-    return self;
-}
-
-- (void)layoutSubviews
-{
-#if PLATFORM(DOM)
-    radius = FLOOR(CGRectGetHeight([self bounds]) / 2);
-
-    var style = _DOMElement.style,
-        radiusCSS = radius + "px";
-
-    style.borderRadius = radiusCSS;
-    style[GRADIENT_PROPERTY] = ([self isHighlighted]) ? GRADIENT_HIGHLIGHTED : GRADIENT_NORMAL;
-#endif
-
-    [super layoutSubviews];
-}
-
-@end

AppKit/CPRuleEditor/_CPRuleEditorViewSlice.j

@@ -19,6 +19,8 @@
 
 @import "CPView.j"
 
+@class CPRuleEditor
+
 @implementation _CPRuleEditorViewSlice : CPView
 {
     CPRuleEditor _ruleEditor;
@@ -61,9 +63,9 @@
 - (void)drawRect:(CGRect)rect
 {
     var context = [[CPGraphicsContext currentContext] graphicsPort],
-        bounds = [self bounds],
-        maxX = CGRectGetWidth(bounds),
-        maxY = CGRectGetHeight(bounds);
+        bounds  = [self bounds],
+        maxX    = CGRectGetWidth(bounds),
+        maxY    = CGRectGetHeight(bounds);
 
     // Draw background
     if ([self _isSelected])

AppKit/CPRuleEditor/_CPRuleEditorViewSliceRow.j

@@ -19,24 +19,27 @@
 
 @import "CPRuleEditor_Constants.j"
 @import "_CPRuleEditorViewSlice.j"
-@import "_CPRuleEditorPopUpButton.j"
+
+@import "CPButton.j"
+@import "CPDatePicker.j"
+@import "CPPopUpButton.j"
 
 @global CPApp
-
-var CONTROL_HEIGHT = 16.,
-    BUTTON_HEIGHT = 16.;
+@global CPMiniControlSize
+@global CPSmallControlSize
 
 @implementation _CPRuleEditorViewSliceRow : _CPRuleEditorViewSlice
 {
-    CPMutableArray  _ruleOptionViews;
-    CPMutableArray  _ruleOptionFrames;
-    CPMutableArray  _correspondingRuleItems;
-    CPMutableArray  _ruleOptionInitialViewFrames;
-    CPButton        _addButton;
-    CPButton        _subtractButton;
+    CPButton                _addButton;
+    CPButton                _subtractButton;
+    CPMutableArray          _correspondingRuleItems;
+    CPMutableArray          _ruleOptionFrames;
+    CPMutableArray          _ruleOptionInitialViewFrames;
+    CPMutableArray          _ruleOptionViews;
 
-    CPRuleEditorRowType _rowType @accessors;
-    CPRuleEditorRowType _plusButtonRowType;
+
+    CPRuleEditorRowType     _rowType @accessors;
+    CPRuleEditorRowType     _plusButtonRowType;
 }
 
 - (id)initWithFrame:(CGRect)frame ruleEditorView:(id)editor
@@ -49,34 +52,33 @@ var CONTROL_HEIGHT = 16.,
 
 - (void)_initShared
 {
-    _correspondingRuleItems = [[CPMutableArray alloc] init];
-    _ruleOptionFrames = [[CPMutableArray alloc] init];
-    _ruleOptionInitialViewFrames = [[CPMutableArray alloc] init];
-    _ruleOptionViews = [[CPMutableArray alloc] init];
-     _editable = [_ruleEditor isEditable];
+    _correspondingRuleItems         = [[CPMutableArray alloc] init];
+    _ruleOptionFrames               = [[CPMutableArray alloc] init];
+    _ruleOptionInitialViewFrames    = [[CPMutableArray alloc] init];
+    _ruleOptionViews                = [[CPMutableArray alloc] init];
+    _editable                       = [_ruleEditor isEditable];
+
+    _addButton                      = [self _createAddRowButton];
+    _subtractButton                 = [self _createDeleteRowButton];
 
-    _addButton = [self _createAddRowButton];
-    _subtractButton = [self _createDeleteRowButton];
-    [_addButton setToolTip:[_ruleEditor _toolTipForAddSimpleRowButton]];
-    [_subtractButton setToolTip:[_ruleEditor _toolTipForDeleteRowButton]];
-    [_addButton setHidden:!_editable];
-    [_subtractButton setHidden:!_editable];
     [self addSubview:_addButton];
     [self addSubview:_subtractButton];
 
     [self setAutoresizingMask:CPViewWidthSizable];
-
-    var center = [CPNotificationCenter defaultCenter];
-    [center addObserver:self selector:@selector(_textDidChange:) name:CPControlTextDidChangeNotification object:nil];
 }
 
 - (CPButton)_createRowButton
 {
-    var button = [[_CPRuleEditorButton alloc] initWithFrame:CGRectMakeZero()];
-    [button setFont:[CPFont boldFontWithName:@"Apple Symbol" size:12.0]];
-    [button setTextColor:[CPColor colorWithWhite:150 / 255 alpha:1]];
+    var button = [[CPButton alloc] initWithFrame:CGRectMakeZero()];
+
+    [button setFont:[_ruleEditor font]];
+    [button setTextColor:[_ruleEditor _fontColor]];
+
     [button setAlignment:CPCenterTextAlignment];
     [button setAutoresizingMask:CPViewMinXMargin];
+    [button setButtonType:CPMomentaryChangeButton];
+    [button setBordered:NO];
+    [button setHidden:!_editable];
     [button setImagePosition:CPImageOnly];
 
     return button;
@@ -86,7 +88,10 @@ var CONTROL_HEIGHT = 16.,
 {
     var button = [self _createRowButton];
 
-    [button setImage:[_ruleEditor _addImage]];
+    [button setToolTip:[_ruleEditor _toolTipForAddSimpleRowButton]];
+    [button setValue:[_ruleEditor _imageAdd] forThemeAttribute:@"image" inState:CPThemeStateNormal];
+    [button setValue:[_ruleEditor _imageAddHighlighted] forThemeAttribute:@"image" inState:CPThemeStateHighlighted];
+
     [button setAction:@selector(_addOption:)];
     [button setTarget:self];
 
@@ -97,7 +102,10 @@ var CONTROL_HEIGHT = 16.,
 {
     var button = [self _createRowButton];
 
-    [button setImage:[_ruleEditor _removeImage]];
+    [button setToolTip:[_ruleEditor _toolTipForDeleteRowButton]];
+    [button setValue:[_ruleEditor _imageRemove] forThemeAttribute:@"image" inState:CPThemeStateNormal];
+    [button setValue:[_ruleEditor _imageRemoveHighlighted] forThemeAttribute:@"image" inState:CPThemeStateHighlighted];
+
     [button setAction:@selector(_deleteOption:)];
     [button setTarget:self];
 
@@ -107,20 +115,17 @@ var CONTROL_HEIGHT = 16.,
 - (CPMenuItem)_createMenuItemWithTitle:(CPString )title
 {
     title = [[_ruleEditor standardLocalizer] localizedStringForString:title];
-    var mItem = [[CPMenuItem alloc] initWithTitle:title action:nil keyEquivalent:@""];
-    return mItem;
+    return [[CPMenuItem alloc] initWithTitle:title action:nil keyEquivalent:@""];
 }
 
 - (CPPopUpButton)_createPopUpButtonWithItems:(CPArray)itemsArray selectedItemIndex:(int)index
 {
-    var title = [[itemsArray objectAtIndex:index] title],
-        font = [_ruleEditor font],
-        width = [title sizeWithFont:font].width + 20,
-        rect = CGRectMake(0, 0, (width - width % 40) + 80, CONTROL_HEIGHT),
+    var title   = [[itemsArray objectAtIndex:index] title],
+        font    = [_ruleEditor font],
+        width   = [title sizeWithFont:font].width + 35, // 35 for right arrows + margins
+        rect    = CGRectMake(0, 0, width, [_ruleEditor rowHeight]),
+        popup   = [[CPPopUpButton alloc] initWithFrame:rect];
 
-        popup = [[_CPRuleEditorPopUpButton alloc] initWithFrame:rect];
-
-    [popup setTextColor:[CPColor colorWithWhite:101 / 255 alpha:1]];
     [popup setValue:font forThemeAttribute:@"font"];
 
     var count = [itemsArray count];
@@ -137,17 +142,17 @@ var CONTROL_HEIGHT = 16.,
     return [CPMenuItem separatorItem];
 }
 
-- (_CPRuleEditorTextField)_createStaticTextFieldWithStringValue:(CPString)text
+- (CPTextField)_createStaticTextFieldWithStringValue:(CPString)text
 {
-    var textField = [[_CPRuleEditorTextField alloc] initWithFrame:CGRectMakeZero()],
-        ruleEditorFont = [_ruleEditor font],
-        font = [CPFont fontWithName:[ruleEditorFont familyName] size:[ruleEditorFont size] + 2],
-        localizedText = [[_ruleEditor standardLocalizer] localizedStringForString:text],
-        size = [localizedText sizeWithFont:font];
-
-    [textField setFrameSize:CGSizeMake(size.width + 4, CONTROL_HEIGHT + 2)];
+    var textField       = [[CPTextField alloc] initWithFrame:CGRectMakeZero()],
+        ruleEditorFont  = [_ruleEditor font],
+        font            = [CPFont fontWithName:[ruleEditorFont familyName] size:[ruleEditorFont size] + 2],
+        localizedText   = [[_ruleEditor standardLocalizer] localizedStringForString:text],
+        size            = [localizedText sizeWithFont:font];
 
+    [textField setFrameSize:CGSizeMake(size.width + 4, [_ruleEditor rowHeight])];
     [textField setValue:font forThemeAttribute:@"font"];
+    [textField setValue:[_ruleEditor _verticalAlignment] forThemeAttribute:@"vertical-alignment"];
     [textField setStringValue:localizedText];
 
     return textField;
@@ -159,6 +164,7 @@ var CONTROL_HEIGHT = 16.,
         [self setNeedsDisplay:YES];
 
     var type = _plusButtonRowType;
+
     if ([_ruleEditor nestingMode] == CPRuleEditorNestingModeCompound && ([[CPApp currentEvent] modifierFlags] & CPAlternateKeyMask))
         type = CPRuleEditorRowTypeCompound;
 
@@ -170,12 +176,12 @@ var CONTROL_HEIGHT = 16.,
     [_ruleEditor _deleteSlice:self];
 }
 
-- (void)_ruleOptionPopupChangedAction:(CPMenuItem )sender
+- (void)_ruleOptionPopupChangedAction:(CPMenuItem)sender
 {
-    var layoutdict = [sender representedObject],
-        newItem = [layoutdict objectForKey:@"item"],
+    var layoutdict      = [sender representedObject],
+        newItem         = [layoutdict objectForKey:@"item"],
         indexInCriteria = [layoutdict objectForKey:@"indexInCriteria"],
-        oldItem = [_correspondingRuleItems objectAtIndex:indexInCriteria];
+        oldItem         = [_correspondingRuleItems objectAtIndex:indexInCriteria];
 
     if (![newItem isEqual:oldItem])
     {
@@ -307,8 +313,16 @@ var CONTROL_HEIGHT = 16.,
 
         if (ruleView != nil)
         {
+            [ruleView setControlSize:CPSmallControlSize];
+
+            var minSize = [ruleView currentValueForThemeAttribute:@"min-size"],
+                frame = [ruleView frame];
+
+            // Force controls to their minimum size
+            frame.size.height = minSize.height;
+            [ruleView setFrame:frame];
+
             [_ruleOptionViews addObject:ruleView];
-            var frame = [ruleView frame];
             [_ruleOptionInitialViewFrames addObject:frame];
             [_ruleOptionFrames addObject:frame];
 
@@ -331,8 +345,6 @@ var CONTROL_HEIGHT = 16.,
         var aView = [_ruleOptionViews objectAtIndex:firstResponderIndex];
         [[self window] makeFirstResponder:aView]; // This is not working. bug in CPPopUpButton firstResponder ?
     }
-
-    //[self setNeedsDisplay:YES];
 }
 
 - (void)_updateEnabledStateForSubviews
@@ -350,14 +362,15 @@ var CONTROL_HEIGHT = 16.,
     var optionViewOriginX,
         leftHorizontalPadding,
         leftButtonMinX,
-        rowHeight = [_ruleEditor rowHeight],
-        count = [_ruleOptionViews count],
-        sliceFrame = [self frame],
+        rowHeight   = [_ruleEditor rowHeight],
+        count       = [_ruleOptionViews count],
+        sliceFrame  = [self frame],
+        image       = [_ruleEditor _imageAdd],
 
-        buttonFrame = CGRectMake(CGRectGetWidth(sliceFrame) - BUTTON_HEIGHT - [self _rowButtonsRightHorizontalPadding], ([_ruleEditor rowHeight] - BUTTON_HEIGHT) / 2 - 2, BUTTON_HEIGHT, BUTTON_HEIGHT);
+        buttonFrame = CGRectMake(CGRectGetWidth(sliceFrame) - [image size].width - [self _rowButtonsRightHorizontalPadding], ([_ruleEditor rowHeight] - [image size].height) / 2 - 1, [image size].width, [image size].height);
 
     [_addButton setFrame:buttonFrame];
-    buttonFrame.origin.x -= BUTTON_HEIGHT + [self _rowButtonsInterviewHorizontalPadding];
+    buttonFrame.origin.x -= [image size].width + [self _rowButtonsInterviewHorizontalPadding];
     [_subtractButton setFrame:buttonFrame];
 
     if (widthChanged)
@@ -372,7 +385,8 @@ var CONTROL_HEIGHT = 16.,
         var ruleOptionView = _ruleOptionViews[i],
             optionFrame = _ruleOptionFrames[i];
 
-        optionFrame.origin.y = (rowHeight - CGRectGetHeight(optionFrame)) / 2 - 2;
+        // Use a pixel correction to align controls
+        optionFrame.origin.y = (rowHeight - CGRectGetHeight(optionFrame)) / 2;
 
         if (widthChanged)
         {
@@ -481,6 +495,26 @@ var CONTROL_HEIGHT = 16.,
     [self layoutSubviews];
 }
 
+- (void)_addObservers
+{
+    if (_isObserving)
+        return;
+
+    [super _addObservers];
+
+    [[CPNotificationCenter defaultCenter] addObserver:self selector:@selector(_textDidChange:) name:CPControlTextDidChangeNotification object:nil];
+}
+
+- (void)_removeObservers
+{
+    if (!_isObserving)
+        return;
+
+    [super _removeObservers];
+
+    [[CPNotificationCenter defaultCenter] removeObserver:self name:CPControlTextDidChangeNotification object:nil];
+}
+
 - (void)drawRect:(CGRect)rect
 {
     [super drawRect:rect];
@@ -488,8 +522,9 @@ var CONTROL_HEIGHT = 16.,
 
 - (BOOL)_isRulePopup:(CPView)view
 {
-    if ([view isKindOfClass:[_CPRuleEditorPopUpButton class]])
+    if ([view isKindOfClass:[CPPopUpButton class]])
         return YES;
+
     return NO;
 }
 
@@ -506,28 +541,3 @@ var CONTROL_HEIGHT = 16.,
 }
 
 @end
-
-@implementation _CPRuleEditorTextField : CPTextField
-{
-}
-
-- (id)initWithFrame:(CGRect)frame
-{
-    self = [super initWithFrame:frame];
-    if (self)
-    {
-        [self setDrawsBackground:NO];
-    }
-
-    return self;
-}
-
-- (CPView)hitTest:(CGPoint)point
-{
-    if (!CGRectContainsPoint([self frame], point))
-        return nil;
-
-    return [self superview];
-}
-
-@end

AppKit/CPScrollView.j

@@ -264,11 +264,6 @@ var CPScrollerStyleGlobal                       = CPScrollerStyleOverlay,
         _delegate = nil;
         _scrollTimer = nil;
         _implementedDelegateMethods = 0;
-
-        [[CPNotificationCenter defaultCenter] addObserver:self
-                                 selector:@selector(_didReceiveDefaultStyleChange:)
-                                     name:CPScrollerStyleGlobalChangeNotification
-                                   object:nil];
     }
 
     return self;
@@ -1262,10 +1257,45 @@ Notifies the delegate when the scroll view has finished scrolling.
     [self reflectScrolledClipView:_contentView];
 }
 
+- (CGRect)documentVisibleRect
+{
+    return [_contentView documentVisibleRect];
+}
 
 #pragma mark -
 #pragma mark Overrides
 
+
+- (void)_removeObservers
+{
+    if (!_isObserving)
+        return;
+
+    [[CPNotificationCenter defaultCenter] removeObserver:self
+                                                    name:CPScrollerStyleGlobalChangeNotification
+                                                  object:nil];
+
+    [super _removeObservers];
+}
+
+- (void)_addObservers
+{
+    if (_isObserving)
+        return;
+
+    //Make sure to have the last global style for the scroller
+    [self _didReceiveDefaultStyleChange:nil];
+
+    [[CPNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(_didReceiveDefaultStyleChange:)
+                                                 name:CPScrollerStyleGlobalChangeNotification
+                                               object:nil];
+
+    [super _addObservers];
+}
+
+
+
 - (void)drawRect:(CGRect)aRect
 {
     [super drawRect:aRect];
@@ -1399,7 +1429,16 @@ Notifies the delegate when the scroll view has finished scrolling.
     if (![_horizontalScroller isHidden] || ![_verticalScroller isHidden])
         _timerScrollersHide = [CPTimer scheduledTimerWithTimeInterval:CPScrollViewFadeOutTime target:self selector:@selector(_hideScrollers:) userInfo:nil repeats:NO];
 
-    [self _respondToScrollWheelEventWithDeltaX:[anEvent deltaX] deltaY:[anEvent deltaY]];
+    var deltaX = [anEvent scrollingDeltaX],
+        deltaY = [anEvent scrollingDeltaY];
+
+    if (![anEvent hasPreciseScrollingDeltas])
+    {
+        deltaX *= (_horizontalLineScroll || 1.0);
+        deltaY *= (_verticalLineScroll || 1.0);
+    }
+
+    [self _respondToScrollWheelEventWithDeltaX:deltaX deltaY:deltaY];
 }
 
 - (void)scrollPageUp:(id)sender

AppKit/CPScroller.j

@@ -33,6 +33,7 @@
 @global CPApp
 
 // CPScroller Constants
+@typedef CPScrollerPart
 CPScrollerNoPart            = 0;
 CPScrollerDecrementPage     = 1;
 CPScrollerKnob              = 2;
@@ -44,6 +45,7 @@ CPScrollerKnobSlot          = 6;
 CPScrollerIncrementArrow    = 0;
 CPScrollerDecrementArrow    = 1;
 
+@typedef CPUsableScrollerParts
 CPNoScrollerParts           = 0;
 CPOnlyScrollerArrows        = 1;
 CPAllScrollerParts          = 2;
@@ -78,7 +80,6 @@ CPThemeStateScrollerKnobDark    = CPThemeState("scroller-knob-dark");
 
 @implementation CPScroller : CPControl
 {
-    CPControlSize           _controlSize;
     CPUsableScrollerParts   _usableParts;
     CPArray                 _partRects;
 
@@ -172,7 +173,6 @@ CPThemeStateScrollerKnobDark    = CPThemeState("scroller-knob-dark");
 {
     if (self = [super initWithFrame:aFrame])
     {
-        _controlSize = CPRegularControlSize;
         _partRects = [];
 
         [self setFloatValue:0.0];
@@ -243,29 +243,6 @@ CPThemeStateScrollerKnobDark    = CPThemeState("scroller-knob-dark");
     [super setObjectValue:MIN(1.0, MAX(0.0, +aValue))];
 }
 
-/*!
-    Returns the scroller's control size
-*/
-- (CPControlSize)controlSize
-{
-    return _controlSize;
-}
-
-/*!
-    Sets the scroller's size.
-    @param aControlSize the scroller's size
-*/
-- (void)setControlSize:(CPControlSize)aControlSize
-{
-    if (_controlSize == aControlSize)
-        return;
-
-    _controlSize = aControlSize;
-
-    [self setNeedsLayout];
-    [self setNeedsDisplay:YES];
-}
-
 /*!
     Return's the knob's proportion
 */
@@ -733,7 +710,7 @@ CPThemeStateScrollerKnobDark    = CPThemeState("scroller-knob-dark");
     var themeState = _themeState;
 
     if (NAMES_FOR_PARTS[_hitPart] + "-color" !== anAttributeName)
-        themeState &= ~CPThemeStateHighlighted;
+        themeState = themeState.without(CPThemeStateHighlighted);
 
     return [self valueForThemeAttribute:anAttributeName inState:themeState];
 }
@@ -802,8 +779,7 @@ CPThemeStateScrollerKnobDark    = CPThemeState("scroller-knob-dark");
 
 @end
 
-var CPScrollerControlSizeKey    = @"CPScrollerControlSize",
-    CPScrollerIsVerticalKey     = @"CPScrollerIsVerticalKey",
+var CPScrollerIsVerticalKey     = @"CPScrollerIsVerticalKey",
     CPScrollerKnobProportionKey = @"CPScrollerKnobProportion",
     CPScrollerStyleKey          = @"CPScrollerStyleKey";
 
@@ -813,10 +789,6 @@ var CPScrollerControlSizeKey    = @"CPScrollerControlSize",
 {
     if (self = [super initWithCoder:aCoder])
     {
-        _controlSize = CPRegularControlSize;
-        if ([aCoder containsValueForKey:CPScrollerControlSizeKey])
-            _controlSize = [aCoder decodeIntForKey:CPScrollerControlSizeKey];
-
         _knobProportion = 1.0;
 
         if ([aCoder containsValueForKey:CPScrollerKnobProportionKey])
@@ -851,7 +823,6 @@ var CPScrollerControlSizeKey    = @"CPScrollerControlSize",
 {
     [super encodeWithCoder:aCoder];
 
-    [aCoder encodeInt:_controlSize forKey:CPScrollerControlSizeKey];
     [aCoder encodeInt:_isVertical forKey:CPScrollerIsVerticalKey];
     [aCoder encodeFloat:_knobProportion forKey:CPScrollerKnobProportionKey];
     [aCoder encodeInt:_style forKey:CPScrollerStyleKey];

AppKit/CPSearchField.j

@@ -119,16 +119,28 @@ var RECENT_SEARCH_PREFIX = @"   ";
     _canResignFirstResponder = YES;
 }
 
-- (void)viewWillMoveToSuperview:(CPView)aView
+
+#pragma mark -
+#pragma mark Override observers
+
+- (void)_removeObservers
 {
-    [super viewWillMoveToSuperview:aView];
+    if (!_isObserving)
+        return;
+
+    [super _removeObservers];
 
-    // First we remove any observer that may have been in place to avoid memory leakage.
     [[CPNotificationCenter defaultCenter] removeObserver:self name:CPControlTextDidChangeNotification object:self];
+}
 
-    // Register the observe here if we need to.
-    if (aView)
-        [[CPNotificationCenter defaultCenter] addObserver:self selector:@selector(_searchFieldTextDidChange:) name:CPControlTextDidChangeNotification object:self];
+- (void)_addObservers
+{
+    if (_isObserving)
+        return;
+
+    [super _addObservers];
+
+    [[CPNotificationCenter defaultCenter] addObserver:self selector:@selector(_searchFieldTextDidChange:) name:CPControlTextDidChangeNotification object:self];
 }
 
 // Managing Buttons

AppKit/CPSegmentedControl.j

@@ -25,9 +25,11 @@
 @import "CPControl.j"
 @import "CPWindow_Constants.j"
 @import "_CPImageAndTextView.j"
+@import "CPMenu.j"
 
 @global CPApp
 
+@typedef CPSegmentSwitchTracking
 CPSegmentSwitchTrackingSelectOne = 0;
 CPSegmentSwitchTrackingSelectAny = 1;
 CPSegmentSwitchTrackingMomentary = 2;
@@ -70,23 +72,9 @@ CPSegmentSwitchTrackingMomentary = 2;
             @"center-segment-bezel-color": [CPNull null],
             @"divider-bezel-color": [CPNull null],
             @"divider-thickness": 1.0,
-            @"default-height": 24.0,
         };
 }
 
-+ (Class)_binderClassForBinding:(CPString)aBinding
-{
-    if ([self _isSelectionBinding:aBinding])
-        return [_CPSegmentedControlBinder class];
-
-    return [super _binderClassForBinding:aBinding];
-}
-
-+ (BOOL)_isSelectionBinding:(CPString)aBinding
-{
-    return (aBinding === CPSelectedIndexBinding || aBinding === CPSelectedLabelBinding || aBinding === CPSelectedTagBinding);
-}
-
 - (id)initWithFrame:(CGRect)aRect
 {
     _segments = [];
@@ -104,17 +92,14 @@ CPSegmentSwitchTrackingMomentary = 2;
     return self;
 }
 
-- (void)bind:(CPString)aBinding toObject:(id)anObject withKeyPath:(CPString)aKeyPath options:(CPDictionary)options
+/*!
+    Sets the control's size.
+    @param aControlSize the control's size
+*/
+- (void)setControlSize:(CPControlSize)aControlSize
 {
-    if ([[self class] _isSelectionBinding:aBinding] && _trackingMode !== CPSegmentSwitchTrackingSelectOne)
-        CPLog.warn("Binding " + aBinding + " needs CPSegmentSwitchTrackingSelectOne tracking mode");
-    else
-        [super bind:aBinding toObject:anObject withKeyPath:aKeyPath options:options];
-}
-
-- (void)_reverseSetBinding
-{
-    [_CPSegmentedControlBinder reverseSetValueForObject:self];
+    [super setControlSize:aControlSize];
+    [self _sizeToControlSize];
 }
 
 /*!
@@ -285,7 +270,6 @@ CPSegmentSwitchTrackingMomentary = 2;
 - (void)setWidth:(float)aWidth forSegment:(unsigned)aSegment
 {
     [_segments[aSegment] setWidth:aWidth];
-
     [self tileWithChangedSegment:aSegment];
 }
 
@@ -432,9 +416,9 @@ CPSegmentSwitchTrackingMomentary = 2;
     [_segments[aSegment] setEnabled:shouldBeEnabled];
 
     if (shouldBeEnabled)
-        _themeStates[aSegment] &= ~CPThemeStateDisabled;
+        _themeStates[aSegment] = _themeStates[aSegment].without(CPThemeStateDisabled);
     else
-        _themeStates[aSegment] |= CPThemeStateDisabled;
+        _themeStates[aSegment] = _themeStates[aSegment].and(CPThemeStateDisabled);
 
     [self setNeedsLayout];
     [self setNeedsDisplay:YES];
@@ -477,10 +461,13 @@ CPSegmentSwitchTrackingMomentary = 2;
 */
 - (void)drawSegmentBezel:(int)aSegment highlight:(BOOL)shouldHighlight
 {
-    if (shouldHighlight)
-        _themeStates[aSegment] |= CPThemeStateHighlighted;
-    else
-        _themeStates[aSegment] &= ~CPThemeStateHighlighted;
+    if(aSegment < _themeStates.length)
+    {
+        if (shouldHighlight)
+            _themeStates[aSegment] = _themeStates[aSegment].and(CPThemeStateHighlighted);
+        else
+            _themeStates[aSegment] = _themeStates[aSegment].without(CPThemeStateHighlighted);
+    }
 
     [self setNeedsLayout];
     [self setNeedsDisplay:YES];
@@ -510,7 +497,7 @@ CPSegmentSwitchTrackingMomentary = 2;
 
 - (CGRect)rectForEphemeralSubviewNamed:(CPString)aName
 {
-    var height = [self currentValueForThemeAttribute:@"default-height"],
+    var height = [self currentValueForThemeAttribute:@"min-size"].height,
         contentInset = [self currentValueForThemeAttribute:@"content-inset"],
         bezelInset = [self currentValueForThemeAttribute:@"bezel-inset"],
         bounds = [self bounds];
@@ -574,9 +561,17 @@ CPSegmentSwitchTrackingMomentary = 2;
     if (_segments.length <= 0)
         return;
 
-    var themeState = _themeStates[0];
+    var themeState = _themeStates[0],
+        isDisabled = [self hasThemeState:CPThemeStateDisabled],
+        isControlSizeSmall = [self hasThemeState:CPThemeStateControlSizeSmall],
+        isControlSizeMini = [self hasThemeState:CPThemeStateControlSizeMini];
 
-    themeState |= _themeState & CPThemeStateDisabled;
+    themeState = isDisabled ? themeState.and(CPThemeStateDisabled) : themeState;
+
+    if (isControlSizeSmall)
+        themeState = themeState.and(CPThemeStateControlSizeSmall);
+    else if (isControlSizeMini)
+        themeState = themeState.and(CPThemeStateControlSizeMini);
 
     var leftCapColor = [self valueForThemeAttribute:@"left-segment-bezel-color"
                                             inState:themeState],
@@ -589,7 +584,12 @@ CPSegmentSwitchTrackingMomentary = 2;
 
     var themeState = _themeStates[_themeStates.length - 1];
 
-    themeState |= _themeState & CPThemeStateDisabled;
+    themeState = isDisabled ? themeState.and(CPThemeStateDisabled) : themeState;
+
+    if (isControlSizeSmall)
+        themeState = themeState.and(CPThemeStateControlSizeSmall);
+    else if (isControlSizeMini)
+        themeState = themeState.and(CPThemeStateControlSizeMini);
 
     var rightCapColor = [self valueForThemeAttribute:@"right-segment-bezel-color"
                                              inState:themeState],
@@ -604,7 +604,12 @@ CPSegmentSwitchTrackingMomentary = 2;
     {
         var themeState = _themeStates[i];
 
-        themeState |= _themeState & CPThemeStateDisabled;
+        themeState = isDisabled ? themeState.and(CPThemeStateDisabled) : themeState;
+
+        if (isControlSizeSmall)
+            themeState = themeState.and(CPThemeStateControlSizeSmall);
+        else if (isControlSizeMini)
+            themeState = themeState.and(CPThemeStateControlSizeMini);
 
         var bezelColor = [self valueForThemeAttribute:@"center-segment-bezel-color"
                                               inState:themeState],
@@ -615,7 +620,6 @@ CPSegmentSwitchTrackingMomentary = 2;
 
         [bezelView setBackgroundColor:bezelColor];
 
-
         // layout image/title views
         var segment = _segments[i],
             contentView = [self layoutEphemeralSubviewNamed:@"segment-content-" + i
@@ -642,11 +646,16 @@ CPSegmentSwitchTrackingMomentary = 2;
         if (i == count - 1)
             continue;
 
-        var borderState = _themeStates[i] | _themeStates[i + 1];
+        var borderState = _themeStates[i].and(_themeStates[i + 1]);
 
-        borderState = (borderState & CPThemeStateSelected & ~CPThemeStateHighlighted) ? CPThemeStateSelected : CPThemeStateNormal;
+        borderState = (borderState.hasThemeState(CPThemeStateSelected) && !borderState.hasThemeState(CPThemeStateHighlighted)) ? CPThemeStateSelected : CPThemeStateNormal;
 
-        borderState |= _themeState & CPThemeStateDisabled;
+        borderState = isDisabled ? borderState.and(CPThemeStateDisabled) : borderState;
+
+        if (isControlSizeSmall)
+            borderState = borderState.and(CPThemeStateControlSizeSmall);
+        else if (isControlSizeMini)
+            borderState = borderState.and(CPThemeStateControlSizeMini);
 
         var borderColor = [self valueForThemeAttribute:@"divider-bezel-color"
                                                inState:borderState],
@@ -676,7 +685,7 @@ CPSegmentSwitchTrackingMomentary = 2;
 
     var segment = _segments[aSegment],
         segmentWidth = [segment width],
-        themeState = _themeStates[aSegment] | (_themeState & CPThemeStateDisabled),
+        themeState = _themeState.hasThemeState(CPThemeStateDisabled) ? _themeStates[aSegment].and(CPThemeStateDisabled) : _themeStates[aSegment],
         contentInset = [self valueForThemeAttribute:@"content-inset" inState:themeState],
         font = [self font];
 
@@ -704,7 +713,6 @@ CPSegmentSwitchTrackingMomentary = 2;
 
     // Update control size
     var frame = [self frame];
-
     [self setFrameSize:CGSizeMake(CGRectGetWidth(frame) + delta, CGRectGetHeight(frame))];
 
     // Update segment width
@@ -740,7 +748,7 @@ CPSegmentSwitchTrackingMomentary = 2;
 
 - (CGRect)bezelFrameForSegment:(unsigned)aSegment
 {
-    var height = [self currentValueForThemeAttribute:@"default-height"],
+    var height = [self currentValueForThemeAttribute:@"min-size"].height,
         bezelInset = [self currentValueForThemeAttribute:@"bezel-inset"],
         width = [self widthForSegment:aSegment],
         left = [self _leftOffsetForSegment:aSegment];
@@ -750,7 +758,7 @@ CPSegmentSwitchTrackingMomentary = 2;
 
 - (CGRect)contentFrameForSegment:(unsigned)aSegment
 {
-    var height = [self currentValueForThemeAttribute:@"default-height"],
+    var height = [self currentValueForThemeAttribute:@"min-size"].height,
         contentInset = [self currentValueForThemeAttribute:@"content-inset"],
         width = [self widthForSegment:aSegment],
         left = [self _leftOffsetForSegment:aSegment];
@@ -912,20 +920,40 @@ var CPSegmentedControlSegmentsKey       = "CPSegmentedControlSegmentsKey",
         else
             _trackingMode = CPSegmentSwitchTrackingSelectOne;
 
-        // HACK
+        // Here we update the themeStates array for each segments to know if there are selected or not
+        for (var i = 0; i < _segments.length; i++)
+            _themeStates[i] = [_segments[i] selected] ? CPThemeStateSelected : CPThemeStateNormal;
+
+        // We do this in a second loop because it relies on all the themeStates being set first
+        for (var i = 0; i < _segments.length; i++)
+            [self tileWithChangedSegment:i];
+
+        var thickness = [self currentValueForThemeAttribute:@"divider-thickness"],
+            dividerExtraSpace = ([_segments count] - 1) * thickness,
+            difference = MAX(originalWidth - [self frame].size.width - dividerExtraSpace, 0.0),
+            remainingWidth = FLOOR(difference / _segments.length),
+            widthOfAllSegments = 0;
 
         for (var i = 0; i < _segments.length; i++)
         {
-            _themeStates[i] = [_segments[i] selected] ? CPThemeStateSelected : CPThemeStateNormal;
-            [self tileWithChangedSegment:i];
+            [self setWidth:[_segments[i] width] + remainingWidth forSegment:i];
+            widthOfAllSegments += [_segments[i] width];
         }
 
-        var difference = MAX(originalWidth - [self frame].size.width, 0.0),
-            remainingWidth = FLOOR(difference / _segments.length);
+        // Here we handle the leftovers pixel, and we will add one pixel to each segment cell till we have the same size as the originalSize.
+        // This is needed to have a perfect/same alignment between our application and xCode.
+        var leftOversPixel = originalWidth - (widthOfAllSegments + dividerExtraSpace);
 
-        for (var i = 0; i < _segments.length; i++)
-            [self setWidth:[_segments[i] width] + remainingWidth forSegment:i];
+        // Make sure we don't make an out of range
+        if (leftOversPixel < _segments.length - 1)
+        {
+            for (var i = 0; i < leftOversPixel; i++)
+            {
+                [self setWidth:[_segments[i] width] + 1 forSegment:i];
+            }
+        }
 
+        [self setFrameSize:CGSizeMake(originalWidth, [self frame].size.height)];
         [self tileWithChangedSegment:0];
     }
 
@@ -944,31 +972,48 @@ var CPSegmentedControlSegmentsKey       = "CPSegmentedControlSegmentsKey",
 
 @end
 
-var CPSegmentedControlBindersMap = {},
-    CPSegmentedControlNoSelectionPlaceholder = "CPSegmentedControlNoSelectionPlaceholder";
+@implementation CPSegmentedControl (BindingSupport)
+
++ (Class)_binderClassForBinding:(CPString)aBinding
+{
+    if ([self _isSelectionBinding:aBinding])
+        return [_CPSegmentedControlBinder class];
+
+    return [super _binderClassForBinding:aBinding];
+}
+
++ (BOOL)_isSelectionBinding:(CPString)aBinding
+{
+    return (aBinding === CPSelectedIndexBinding || aBinding === CPSelectedLabelBinding || aBinding === CPSelectedTagBinding);
+}
+
++ (BOOL)isBindingExclusive:(CPString)aBinding
+{
+    return [self _isSelectionBinding:aBinding];
+}
+
+- (void)bind:(CPString)aBinding toObject:(id)anObject withKeyPath:(CPString)aKeyPath options:(CPDictionary)options
+{
+    if ([[self class] _isSelectionBinding:aBinding] && _trackingMode !== CPSegmentSwitchTrackingSelectOne)
+    {
+        CPLog.warn("Binding " + aBinding + " needs CPSegmentSwitchTrackingSelectOne tracking mode");
+        return;
+    }
+
+    [super bind:aBinding toObject:anObject withKeyPath:aKeyPath options:options];
+}
+
+- (void)_reverseSetBinding
+{
+    [_CPSegmentedControlBinder _reverseSetValueFromExclusiveBinderForObject:self];
+}
+
+@end
+
+var CPSegmentedControlNoSelectionPlaceholder = "CPSegmentedControlNoSelectionPlaceholder";
 
 @implementation _CPSegmentedControlBinder : CPBinder
 {
-    CPString _selectionBinding @accessors(readonly, getter=selectionBinding);
-}
-
-+ (void)reverseSetValueForObject:(id)aSource
-{
-    var binder = CPSegmentedControlBindersMap[[aSource UID]];
-    [binder reverseSetValueFor:[binder selectionBinding]];
-}
-
-- (id)initWithBinding:(CPString)aBinding name:(CPString)aName to:(id)aDestination keyPath:(CPString)aKeyPath options:(CPDictionary)options from:(id)aSource
-{
-    self = [super initWithBinding:aBinding name:aName to:aDestination keyPath:aKeyPath options:options from:aSource];
-
-    if (self)
-    {
-        CPSegmentedControlBindersMap[[aSource UID]] = self;
-        _selectionBinding = aName;
-    }
-
-    return self;
 }
 
 - (void)_updatePlaceholdersWithOptions:(CPDictionary)options

AppKit/CPShadow.j

@@ -22,6 +22,9 @@
 
 @import <Foundation/CPObject.j>
 
+@import "CGGeometry.j"
+@import "CPColor.j"
+@import "CPGraphicsContext.j"
 
 /*!
     @deprecated
@@ -31,9 +34,9 @@
 */
 @implementation CPShadow : CPObject
 {
-    CGSize      _offset @accessors(property=shadowOffset);
+    CGSize      _offset     @accessors(property=shadowOffset);
     float       _blurRadius @accessors(property=shadowBlurRadius);
-    CPColor     _color @accessors(property=shadowColor);
+    CPColor     _color      @accessors(property=shadowColor);
 }
 
 /*!

AppKit/CPShadowView.j

@@ -26,7 +26,7 @@
 @import "CPImage.j"
 @import "CPView.j"
 
-
+@typedef CPShadowWeight
 CPLightShadow   = 0;
 CPHeavyShadow   = 1;
 

AppKit/CPSound.j

@@ -23,6 +23,18 @@
 @import <Foundation/CPObject.j>
 @import <Foundation/CPRunLoop.j>
 
+@typedef HTMLAudioElement
+
+@protocol CPSoundDelegate <CPObject>
+
+@optional
+- (void)sound:(CPSound)aSound didFinishPlaying:(BOOL)finishedLoading;
+
+@end
+
+
+var CPSoundDelegate_sound_didFinishPlaying_ = 1 << 1;
+
 CPSoundLoadStateEmpty       = 0;
 CPSoundLoadStateLoading     = 1;
 CPSoundLoadStateCanBePlayed = 2;
@@ -50,6 +62,7 @@ CPSoundPlayBackStatePause   = 2;
     HTMLAudioElement    _audioTag;
     int                 _loadStatus;
     int                 _playBackStatus;
+    unsigned            _implementedDelegateMethods;
 }
 
 #pragma mark -
@@ -133,6 +146,25 @@ CPSoundPlayBackStatePause   = 2;
 }
 
 
+#pragma mark -
+#pragma mark Delegate methods
+
+/*!
+    Sets the sound's delegate.
+    @param aDelegate the new delegate
+*/
+- (void)setDelegate:(id)aDelegate
+{
+    if (_delegate === aDelegate)
+        return;
+
+    _delegate = aDelegate;
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(sound:didFinishPlaying:)])
+        _implementedDelegateMethods |= CPSoundDelegate_sound_didFinishPlaying_;
+}
+
 #pragma mark -
 #pragma mark Events listener
 
@@ -207,8 +239,7 @@ CPSoundPlayBackStatePause   = 2;
     _audioTag.currentTime = 0.0;
     _playBackStatus = CPSoundPlayBackStateStop;
 
-    if (_delegate && [_delegate respondsToSelector:@selector(sound:didFinishPlaying:)])
-        [_delegate sound:self didFinishPlaying:YES];
+    [self _sendDelegateSoundDidFinishPlaying:YES];
 
     return YES;
 }
@@ -316,3 +347,20 @@ CPSoundPlayBackStatePause   = 2;
 }
 
 @end
+
+
+@implementation CPSound (CPSoundDelegate)
+
+/*!
+    @ignore
+    Call delegate sound:didFinishPlaying:
+*/
+- (void)_sendDelegateSoundDidFinishPlaying:(BOOL)finishedPlaying
+{
+    if (!(_implementedDelegateMethods & CPSoundDelegate_sound_didFinishPlaying_))
+        return;
+
+    [_delegate sound:self didFinishPlaying:finishedPlaying];
+}
+
+@end

AppKit/CPSplitView.j

@@ -30,6 +30,33 @@
 @class CPUserDefaults
 @global CPApp
 
+@protocol CPSplitViewDelegate <CPObject>
+
+@optional
+- (BOOL)splitView:(CPSplitView)splitView canCollapseSubview:(CPView)subview;
+- (BOOL)splitView:(CPSplitView)splitView shouldAdjustSizeOfSubview:(CPView)subview;
+- (BOOL)splitView:(CPSplitView)splitView shouldCollapseSubview:(CPView)subview forDoubleClickOnDividerAtIndex:(CPInteger)dividerIndex;
+- (CGRect)splitView:(CPSplitView)splitView additionalEffectiveRectOfDividerAtIndex:(CPInteger)dividerIndex;
+- (CGRect)splitView:(CPSplitView)splitView effectiveRect:(CGRect)proposedEffectiveRect forDrawnRect:(CGRect)drawnRect ofDividerAtIndex:(CPInteger)dividerIndex;
+- (float)splitView:(CPSplitView)splitView constrainMaxCoordinate:(float)proposedMax ofSubviewAt:(CPInteger)dividerIndex;
+- (float)splitView:(CPSplitView)splitView constrainMinCoordinate:(float)proposedMin ofSubviewAt:(CPInteger)dividerIndex;
+- (float)splitView:(CPSplitView)splitView constrainSplitPosition:(float)proposedPosition ofSubviewAt:(CPInteger)dividerIndex;
+- (void)splitView:(CPSplitView)splitView resizeSubviewsWithOldSize:(CGSize)oldSize;
+- (void)splitViewDidResizeSubviews:(CPNotification)aNotification;
+- (void)splitViewWillResizeSubviews:(CPNotification)aNotification;
+
+@end
+
+var CPSplitViewDelegate_splitView_canCollapseSubview_                                   = 1 << 0,
+    CPSplitViewDelegate_splitView_shouldAdjustSizeOfSubview_                            = 1 << 1,
+    CPSplitViewDelegate_splitView_shouldCollapseSubview_forDoubleClickOnDividerAtIndex_ = 1 << 2,
+    CPSplitViewDelegate_splitView_additionalEffectiveRectOfDividerAtIndex_              = 1 << 3,
+    CPSplitViewDelegate_splitView_effectiveRect_forDrawnRect_ofDividerAtIndex_          = 1 << 4,
+    CPSplitViewDelegate_splitView_constrainMaxCoordinate_ofSubviewAt_                   = 1 << 5,
+    CPSplitViewDelegate_splitView_constrainMinCoordinate_ofSubviewAt_                   = 1 << 6,
+    CPSplitViewDelegate_splitView_constrainSplitPosition_ofSubviewAt_                   = 1 << 7,
+    CPSplitViewDelegate_splitView_resizeSubviewsWithOldSize_                            = 1 << 8;
+
 #define SPLIT_VIEW_MAYBE_POST_WILL_RESIZE() \
     if ((_suppressResizeNotificationsMask & DidPostWillResizeNotification) === 0) \
     { \
@@ -73,29 +100,31 @@ var ShouldSuppressResizeNotifications   = 1,
 
 @implementation CPSplitView : CPView
 {
-    id              _delegate;
-    BOOL            _isVertical;
-    BOOL            _isPaneSplitter;
+    id <CPSplitViewDelegate>    _delegate;
+    BOOL                        _isVertical;
+    BOOL                        _isPaneSplitter;
 
-    int             _currentDivider;
-    float           _initialOffset;
-    CPDictionary    _preCollapsePositions;
+    int                         _currentDivider;
+    float                       _initialOffset;
+    CPDictionary                _preCollapsePositions;
 
-    CPString        _originComponent;
-    CPString        _sizeComponent;
+    CPString                    _originComponent;
+    CPString                    _sizeComponent;
 
-    CPArray         _DOMDividerElements;
-    CPString        _dividerImagePath;
-    int             _drawingDivider;
+    CPArray                     _DOMDividerElements;
+    CPString                    _dividerImagePath;
+    int                         _drawingDivider;
 
-    CPString        _autosaveName;
-    BOOL            _shouldAutosave;
-    CGSize          _shouldRestoreFromAutosaveUnlessFrameSize;
+    CPString                    _autosaveName;
+    BOOL                        _shouldAutosave;
+    CGSize                      _shouldRestoreFromAutosaveUnlessFrameSize;
 
-    BOOL            _needsResizeSubviews;
-    int             _suppressResizeNotificationsMask;
+    BOOL                        _needsResizeSubviews;
+    int                         _suppressResizeNotificationsMask;
 
-    CPArray         _buttonBars;
+    CPArray                     _buttonBars;
+
+    unsigned                    _implementedDelegateMethods;
 }
 
 + (CPString)defaultThemeClass
@@ -406,11 +435,8 @@ var ShouldSuppressResizeNotifications   = 1,
         buttonBarRect.origin = [self convertPoint:buttonBarRect.origin fromView:buttonBar];
     }
 
-    if ([_delegate respondsToSelector:@selector(splitView:effectiveRect:forDrawnRect:ofDividerAtIndex:)])
-        effectiveRect = [_delegate splitView:self effectiveRect:effectiveRect forDrawnRect:effectiveRect ofDividerAtIndex:anIndex];
-
-    if ([_delegate respondsToSelector:@selector(splitView:additionalEffectiveRectOfDividerAtIndex:)])
-        additionalRect = [_delegate splitView:self additionalEffectiveRectOfDividerAtIndex:anIndex];
+    effectiveRect = [self _sendDelegateSplitViewEffectiveRect:effectiveRect forDrawnRect:effectiveRect ofDividerAtIndex:anIndex];
+    additionalRect = [self _sendDelegateSplitViewAdditionalEffectiveRectOfDividerAtIndex:anIndex];
 
     return CGRectContainsPoint(effectiveRect, aPoint) ||
            (additionalRect && CGRectContainsPoint(additionalRect, aPoint)) ||
@@ -472,21 +498,21 @@ var ShouldSuppressResizeNotifications   = 1,
             if ([self cursorAtPoint:point hitDividerAtIndex:i])
             {
                 if ([anEvent clickCount] == 2 &&
-                    [_delegate respondsToSelector:@selector(splitView:canCollapseSubview:)] &&
-                    [_delegate respondsToSelector:@selector(splitView:shouldCollapseSubview:forDoubleClickOnDividerAtIndex:)])
+                    [self _delegateRespondsToSplitViewCanCollapseSubview] &&
+                    [self _delegateRespondsToSplitViewshouldCollapseSubviewForDoubleClickOnDividerAtIndex])
                 {
                     var minPosition = [self minPossiblePositionOfDividerAtIndex:i],
                         maxPosition = [self maxPossiblePositionOfDividerAtIndex:i],
                         preCollapsePosition = [_preCollapsePositions objectForKey:"" + i] || 0;
 
-                    if ([_delegate splitView:self canCollapseSubview:_subviews[i]] && [_delegate splitView:self shouldCollapseSubview:_subviews[i] forDoubleClickOnDividerAtIndex:i])
+                    if ([self _sendDelegateSplitViewCanCollapseSubview:_subviews[i]] && [self _sendDelegateSplitViewShouldCollapseSubview:_subviews[i] forDoubleClickOnDividerAtIndex:i])
                     {
                         if ([self isSubviewCollapsed:_subviews[i]])
                             [self setPosition:preCollapsePosition ? preCollapsePosition : (minPosition + (maxPosition - minPosition) / 2) ofDividerAtIndex:i];
                         else
                             [self setPosition:minPosition ofDividerAtIndex:i];
                     }
-                    else if ([_delegate splitView:self canCollapseSubview:_subviews[i + 1]] && [_delegate splitView:self shouldCollapseSubview:_subviews[i + 1] forDoubleClickOnDividerAtIndex:i])
+                    else if ([self _sendDelegateSplitViewCanCollapseSubview:_subviews[i + 1]] && [self _sendDelegateSplitViewShouldCollapseSubview:_subviews[i + 1] forDoubleClickOnDividerAtIndex:i])
                     {
                         if ([self isSubviewCollapsed:_subviews[i + 1]])
                             [self setPosition:preCollapsePosition ? preCollapsePosition : (minPosition + (maxPosition - minPosition) / 2) ofDividerAtIndex:i];
@@ -580,12 +606,8 @@ var ShouldSuppressResizeNotifications   = 1,
 
             if (sizeA === 0)
                 canGrow = YES; // Subview is collapsed.
-            else if (!canShrink &&
-                     [_delegate respondsToSelector:@selector(splitView:canCollapseSubview:)] &&
-                     [_delegate splitView:self canCollapseSubview:_subviews[i]])
-            {
+            else if (!canShrink && [self _sendDelegateSplitViewCanCollapseSubview:_subviews[i]])
                 canShrink = YES; // Subview is collapsible.
-            }
 
             if (sizeB === 0)
             {
@@ -594,9 +616,7 @@ var ShouldSuppressResizeNotifications   = 1,
                 // It's safe to assume it can always be uncollapsed.
                 canShrink = YES;
             }
-            else if (!canGrow &&
-                     [_delegate respondsToSelector:@selector(splitView:canCollapseSubview:)] &&
-                     [_delegate splitView:self canCollapseSubview:_subviews[i + 1]])
+            else if (!canGrow && [self _sendDelegateSplitViewCanCollapseSubview:_subviews[i + 1]])
             {
                 canGrow = YES; // Right/lower subview is collapsible.
             }
@@ -657,53 +677,38 @@ var ShouldSuppressResizeNotifications   = 1,
 - (int)_realPositionForPosition:(float)position ofDividerAtIndex:(int)dividerIndex
 {
     // not sure where this should override other positions?
-    if ([_delegate respondsToSelector:@selector(splitView:constrainSplitPosition:ofSubviewAt:)])
-    {
-        var proposedPosition = [_delegate splitView:self constrainSplitPosition:position ofSubviewAt:dividerIndex];
+    var proposedPosition = [self _sendDelegateSplitViewConstrainSplitPosition:position ofSubviewAt:dividerIndex];
 
-        // Silently ignore bad positions which could result from odd delegate responses. We don't want these
-        // bad results to go into the system and cause havoc with frame sizes as the split view tries to resize
-        // its subviews.
-        if (_IS_NUMERIC(proposedPosition))
-            position = proposedPosition;
-    }
+    // Silently ignore bad positions which could result from odd delegate responses. We don't want these
+    // bad results to go into the system and cause havoc with frame sizes as the split view tries to resize
+    // its subviews.
+    if (_IS_NUMERIC(proposedPosition))
+        position = proposedPosition;
 
     var proposedMax = [self maxPossiblePositionOfDividerAtIndex:dividerIndex],
         proposedMin = [self minPossiblePositionOfDividerAtIndex:dividerIndex],
         actualMax = proposedMax,
-        actualMin = proposedMin;
+        actualMin = proposedMin,
+        proposedActualMin = [self _sendDelegateSplitViewConstrainMinCoordinate:proposedMin ofSubviewAt:dividerIndex],
+        proposedActualMax = [self _sendDelegateSplitViewConstrainMaxCoordinate:proposedMax ofSubviewAt:dividerIndex];
 
-    if ([_delegate respondsToSelector:@selector(splitView:constrainMinCoordinate:ofSubviewAt:)])
-    {
-        var proposedActualMin = [_delegate splitView:self constrainMinCoordinate:proposedMin ofSubviewAt:dividerIndex];
+    if (_IS_NUMERIC(proposedActualMin))
+        actualMin = proposedActualMin;
 
-        if (_IS_NUMERIC(proposedActualMin))
-            actualMin = proposedActualMin;
-    }
-
-    if ([_delegate respondsToSelector:@selector(splitView:constrainMaxCoordinate:ofSubviewAt:)])
-    {
-        var proposedActualMax = [_delegate splitView:self constrainMaxCoordinate:proposedMax ofSubviewAt:dividerIndex];
-
-        if (_IS_NUMERIC(proposedActualMax))
-            actualMax = proposedActualMax;
-    }
+    if (_IS_NUMERIC(proposedActualMax))
+        actualMax = proposedActualMax;
 
     var viewA = _subviews[dividerIndex],
         viewB = _subviews[dividerIndex + 1],
         realPosition = MAX(MIN(position, actualMax), actualMin);
 
     // Is this position past the halfway point to collapse?
-    if (position < proposedMin + (actualMin - proposedMin) / 2)
-        if ([_delegate respondsToSelector:@selector(splitView:canCollapseSubview:)])
-            if ([_delegate splitView:self canCollapseSubview:viewA])
-                realPosition = proposedMin;
+    if ((position < proposedMin + (actualMin - proposedMin) / 2) && [self _sendDelegateSplitViewCanCollapseSubview:viewA])
+        realPosition = proposedMin;
 
     // We can also collapse to the right.
-    if (position > proposedMax - (proposedMax - actualMax) / 2)
-        if ([_delegate respondsToSelector:@selector(splitView:canCollapseSubview:)])
-            if ([_delegate splitView:self canCollapseSubview:viewB])
-                realPosition = proposedMax;
+    if ((position > proposedMax - (proposedMax - actualMax) / 2) && [self _sendDelegateSplitViewCanCollapseSubview:viewB])
+        realPosition = proposedMax;
 
     return realPosition;
 }
@@ -787,9 +792,9 @@ var ShouldSuppressResizeNotifications   = 1,
 
 - (void)resizeSubviewsWithOldSize:(CGSize)oldSize
 {
-    if ([_delegate respondsToSelector:@selector(splitView:resizeSubviewsWithOldSize:)])
+    if ([self _delegateRespondsToSplitViewResizeSubviewsWithOldSize])
     {
-        [_delegate splitView:self resizeSubviewsWithOldSize:oldSize];
+        [self _sendDelegateSplitViewResizeSubviewsWithOldSize:oldSize];
         return;
     }
 
@@ -815,8 +820,7 @@ var ShouldSuppressResizeNotifications   = 1,
         oldFlexibleSpace = 0,
         totalSizablePanes = 0,
         isSizableMap = {},
-        viewSizes = [],
-        delegateRespondsToShouldAdjust = [_delegate respondsToSelector:@selector(splitView:shouldAdjustSizeOfSubview:)];
+        viewSizes = [];
 
     // What we want to do is to preserve non resizable sizes first, and then to preserve the ratio of size to available
     // non fixed space for every other subview. E.g. assume fixed space was 20 pixels initially, view 1 was 20 and
@@ -832,7 +836,7 @@ var ShouldSuppressResizeNotifications   = 1,
     for (index = 0; index < count; ++index)
     {
         var view = _subviews[index],
-            isSizable = !delegateRespondsToShouldAdjust || [_delegate splitView:self shouldAdjustSizeOfSubview:view],
+            isSizable = [self _sendDelegateSplitViewShouldAdjustSizeOfSubview:view],
             size = [view frame].size[_sizeComponent];
 
         isSizableMap[index] = isSizable;
@@ -958,25 +962,59 @@ The sum of the views and the sum of the dividers should be equal to the size of
 
     @param delegate - The delegate of the splitview.
 */
-- (void)setDelegate:(id)delegate
+- (void)setDelegate:(id <CPSplitViewDelegate>)aDelegate
 {
+    if (_delegate === aDelegate)
+        return;
+
     if ([_delegate respondsToSelector:@selector(splitViewDidResizeSubviews:)])
         [[CPNotificationCenter defaultCenter] removeObserver:_delegate name:CPSplitViewDidResizeSubviewsNotification object:self];
+
     if ([_delegate respondsToSelector:@selector(splitViewWillResizeSubviews:)])
         [[CPNotificationCenter defaultCenter] removeObserver:_delegate name:CPSplitViewWillResizeSubviewsNotification object:self];
 
-   _delegate = delegate;
+   _delegate = aDelegate;
+   _implementedDelegateMethods = 0;
 
    if ([_delegate respondsToSelector:@selector(splitViewDidResizeSubviews:)])
        [[CPNotificationCenter defaultCenter] addObserver:_delegate
                                                 selector:@selector(splitViewDidResizeSubviews:)
                                                     name:CPSplitViewDidResizeSubviewsNotification
                                                   object:self];
+
    if ([_delegate respondsToSelector:@selector(splitViewWillResizeSubviews:)])
        [[CPNotificationCenter defaultCenter] addObserver:_delegate
                                                 selector:@selector(splitViewWillResizeSubviews:)
                                                     name:CPSplitViewWillResizeSubviewsNotification
                                                   object:self];
+
+    if ([_delegate respondsToSelector:@selector(splitView:canCollapseSubview:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_canCollapseSubview_;
+
+    if ([_delegate respondsToSelector:@selector(splitView:shouldAdjustSizeOfSubview:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_shouldAdjustSizeOfSubview_;
+
+    if ([_delegate respondsToSelector:@selector(splitView:shouldCollapseSubview:forDoubleClickOnDividerAtIndex:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_shouldCollapseSubview_forDoubleClickOnDividerAtIndex_;
+
+    if ([_delegate respondsToSelector:@selector(splitView:additionalEffectiveRectOfDividerAtIndex:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_additionalEffectiveRectOfDividerAtIndex_;
+
+    if ([_delegate respondsToSelector:@selector(splitView:effectiveRect:forDrawnRect:ofDividerAtIndex:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_effectiveRect_forDrawnRect_ofDividerAtIndex_;
+
+    if ([_delegate respondsToSelector:@selector(splitView:constrainMaxCoordinate:ofSubviewAt:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_constrainMaxCoordinate_ofSubviewAt_;
+
+    if ([_delegate respondsToSelector:@selector(splitView:constrainMinCoordinate:ofSubviewAt:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_constrainMinCoordinate_ofSubviewAt_;
+
+    if ([_delegate respondsToSelector:@selector(splitView:constrainSplitPosition:ofSubviewAt:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_constrainSplitPosition_ofSubviewAt_;
+
+    if ([_delegate respondsToSelector:@selector(splitView:resizeSubviewsWithOldSize:)])
+        _implementedDelegateMethods |= CPSplitViewDelegate_splitView_resizeSubviewsWithOldSize_;
+
 }
 
 /*!
@@ -1192,6 +1230,148 @@ The sum of the views and the sum of the dividers should be equal to the size of
 
 @end
 
+
+@implementation CPSplitView (CPSplitViewDelegate)
+
+/*!
+    @ignore
+    Return YES if the delegate implements splitView:resizeSubviewsWithOldSize:
+*/
+- (BOOL)_delegateRespondsToSplitViewResizeSubviewsWithOldSize
+{
+    return _implementedDelegateMethods & CPSplitViewDelegate_splitView_resizeSubviewsWithOldSize_;
+}
+
+/*!
+    @ignore
+    Return YES if the delegate implements splitView:canCollapseSubview:
+*/
+- (BOOL)_delegateRespondsToSplitViewCanCollapseSubview
+{
+    return _implementedDelegateMethods & CPSplitViewDelegate_splitView_canCollapseSubview_;
+}
+
+/*!
+    @ignore
+    Return YES if the delegate implements splitView:shouldCollapseSubview:forDoubleClickOnDividerAtIndex
+*/
+- (BOOL)_delegateRespondsToSplitViewshouldCollapseSubviewForDoubleClickOnDividerAtIndex
+{
+    return _implementedDelegateMethods & CPSplitViewDelegate_splitView_shouldCollapseSubview_forDoubleClickOnDividerAtIndex_;
+}
+
+
+/*!
+    @ignore
+    Call the delegate splitView:canCollapseSubview:
+*/
+- (BOOL)_sendDelegateSplitViewCanCollapseSubview:(CPView)aView
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_canCollapseSubview_))
+        return NO;
+
+    return [_delegate splitView:self canCollapseSubview:aView];
+}
+
+/*!
+    @ignore
+    Call the delegate splitView:shouldAdjustSizeOfSubview:
+*/
+- (BOOL)_sendDelegateSplitViewShouldAdjustSizeOfSubview:(CPView)aView
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_shouldAdjustSizeOfSubview_))
+        return YES;
+
+    return [_delegate splitView:self shouldAdjustSizeOfSubview:aView];
+}
+
+/*!
+    @ignore
+    Call the delegate splitView:shouldCollapseSubview:forDoubleClickOnDividerAtIndex:
+*/
+- (BOOL)_sendDelegateSplitViewShouldCollapseSubview:(CPView)aView forDoubleClickOnDividerAtIndex:(int)anIndex
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_shouldCollapseSubview_forDoubleClickOnDividerAtIndex_))
+        return NO;
+
+    return [_delegate splitView:self shouldCollapseSubview:aView forDoubleClickOnDividerAtIndex:anIndex];
+}
+
+/*!
+    @ignore
+    Call the delegate splitView:additionalEffectiveRectOfDividerAtIndex:
+*/
+- (CGRect)_sendDelegateSplitViewAdditionalEffectiveRectOfDividerAtIndex:(int)anIndex
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_additionalEffectiveRectOfDividerAtIndex_))
+        return nil;
+
+    return [_delegate splitView:self additionalEffectiveRectOfDividerAtIndex:anIndex];
+}
+
+/*!
+    @ignore
+    Call the delegate splitView:effectiveRect:forDrawnRect:ofDividerAtIndex:
+*/
+- (CGRect)_sendDelegateSplitViewEffectiveRect:(CGRect)proposedEffectiveRect forDrawnRect:(CGRect)drawnRect ofDividerAtIndex:(CPInteger)dividerIndex
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_effectiveRect_forDrawnRect_ofDividerAtIndex_))
+        return proposedEffectiveRect;
+
+    return [_delegate splitView:self effectiveRect:proposedEffectiveRect forDrawnRect:drawnRect ofDividerAtIndex:dividerIndex];
+}
+
+/*!
+    @ignore
+    Call the delegate splitView:constrainMaxCoordinate:ofSubviewAt:
+*/
+- (float)_sendDelegateSplitViewConstrainMaxCoordinate:(float)proposedMax ofSubviewAt:(CPInteger)dividerIndex
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_constrainMaxCoordinate_ofSubviewAt_))
+        return nil;
+
+    return [_delegate splitView:self constrainMaxCoordinate:proposedMax ofSubviewAt:dividerIndex];
+}
+
+/*!
+    @ignore
+    Call the delegate splitView:constrainMinCoordinate:ofSubviewAt:
+*/
+- (float)_sendDelegateSplitViewConstrainMinCoordinate:(float)proposedMin ofSubviewAt:(CPInteger)dividerIndex
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_constrainMinCoordinate_ofSubviewAt_))
+        return nil;
+
+    return [_delegate splitView:self constrainMinCoordinate:proposedMin ofSubviewAt:dividerIndex];
+}
+
+/*!
+    @ignore
+    Call the delegate splitView:constrainSplitPosition:ofSubviewAt:
+*/
+- (float)_sendDelegateSplitViewConstrainSplitPosition:(float)proposedMax ofSubviewAt:(CPInteger)dividerIndex
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_constrainSplitPosition_ofSubviewAt_))
+        return nil;
+
+    return [_delegate splitView:self constrainSplitPosition:proposedMax ofSubviewAt:dividerIndex];
+}
+
+/*!
+    @ignore
+    Call the delegate splitView:resizeSubviewsWithOldSize:
+*/
+- (void)_sendDelegateSplitViewResizeSubviewsWithOldSize:(CGSize)oldSize
+{
+    if (!(_implementedDelegateMethods & CPSplitViewDelegate_splitView_resizeSubviewsWithOldSize_))
+        return;
+
+    [_delegate splitView:self resizeSubviewsWithOldSize:oldSize];
+}
+
+@end
+
+
 var CPSplitViewDelegateKey          = "CPSplitViewDelegateKey",
     CPSplitViewIsVerticalKey        = "CPSplitViewIsVerticalKey",
     CPSplitViewIsPaneSplitterKey    = "CPSplitViewIsPaneSplitterKey",

AppKit/CPStepper.j

@@ -25,7 +25,6 @@
 @import "CPTextField.j"
 
 
-
 /*!
     CPStepper is an implementation of Cocoa NSStepper.
 
@@ -53,9 +52,9 @@
     @param maxValue the maximal acceptable value of the stepper
     @return Initialized CPStepper
 */
-+ (CPStepper)stepperWithInitialValue:(float)aValue minValue:(float)aMinValue maxValue:(float)aMaxValue
++ (id)stepperWithInitialValue:(float)aValue minValue:(float)aMinValue maxValue:(float)aMaxValue
 {
-    var stepper = [[CPStepper alloc] initWithFrame:CGRectMakeZero()];
+    var stepper = [[self alloc] initWithFrame:CGRectMakeZero()];
 
     [stepper setDoubleValue:aValue];
     [stepper setMinValue:aMinValue];
@@ -75,14 +74,14 @@
 
     @return Initialized CPStepper
 */
-+ (CPStepper)stepper
++ (id)stepper
 {
     return [CPStepper stepperWithInitialValue:0.0 minValue:0.0 maxValue:59.0];
 }
 
 + (Class)_binderClassForBinding:(CPString)aBinding
 {
-    if (aBinding == CPValueBinding || aBinding == CPMinValueBinding || aBinding == CPMaxValueBinding)
+    if (aBinding === CPValueBinding || aBinding === CPMinValueBinding || aBinding === CPMaxValueBinding)
         return [_CPStepperValueBinder class];
 
     return [super _binderClassForBinding:aBinding];
@@ -90,7 +89,7 @@
 
 - (CPString)_replacementKeyPathForBinding:(CPString)aBinding
 {
-    if (aBinding == CPValueBinding)
+    if (aBinding === CPValueBinding)
         return @"doubleValue";
 
     return [super _replacementKeyPathForBinding:aBinding];
@@ -138,9 +137,16 @@
     [self setContinuous:_autorepeat];
     [self addSubview:_buttonDown];
 
+    [self _sizeToFit];
     [self setNeedsLayout];
 }
 
+- (void)setControlSize:(CPControlSize)aControlSize
+{
+    [super setControlSize:aControlSize];
+    [self _sizeToFit];
+}
+
 #pragma mark -
 #pragma mark Superclass overrides
 
@@ -159,8 +165,8 @@
 
 - (void)setFrame:(CGRect)aFrame
 {
-    var upSize = [self valueForThemeAttribute:@"up-button-size"],
-        downSize = [self valueForThemeAttribute:@"down-button-size"],
+    var upSize = [self currentValueForThemeAttribute:@"up-button-size"],
+        downSize = [self currentValueForThemeAttribute:@"down-button-size"],
         minSize = CGSizeMake(upSize.width, upSize.height + downSize.height),
         frame = CGRectMakeCopy(aFrame);
 
@@ -172,21 +178,22 @@
 /*! @ignore */
 - (void)layoutSubviews
 {
-    var aFrame = [self frame],
-        upSize = [self valueForThemeAttribute:@"up-button-size"],
-        downSize = [self valueForThemeAttribute:@"down-button-size"],
-        upFrame = CGRectMake(aFrame.size.width - upSize.width, 0, upSize.width, upSize.height),
-        downFrame = CGRectMake(aFrame.size.width - downSize.width, upSize.height, downSize.width, downSize.height);
+    var controlSizeThemeState = [self _controlSizeThemeState],
+        aFrame = [self frame],
+        upSize = [self valueForThemeAttribute:@"up-button-size" inState:controlSizeThemeState],
+        downSize = [self valueForThemeAttribute:@"down-button-size" inState:controlSizeThemeState],
+        upFrame = CGRectMake(0, 0, upSize.width, upSize.height),
+        downFrame = CGRectMake(0, upSize.height, downSize.width, downSize.height);
 
     [_buttonUp setFrame:upFrame];
     [_buttonDown setFrame:downFrame];
 
-    [_buttonUp setValue:[self valueForThemeAttribute:@"bezel-color-up-button" inState:CPThemeStateBordered] forThemeAttribute:@"bezel-color" inState:CPThemeStateBordered];
-    [_buttonUp setValue:[self valueForThemeAttribute:@"bezel-color-up-button" inState:CPThemeStateBordered | CPThemeStateDisabled] forThemeAttribute:@"bezel-color" inState:CPThemeStateBordered | CPThemeStateDisabled];
-    [_buttonUp setValue:[self valueForThemeAttribute:@"bezel-color-up-button" inState:CPThemeStateBordered | CPThemeStateHighlighted] forThemeAttribute:@"bezel-color" inState:CPThemeStateBordered | CPThemeStateHighlighted];
-    [_buttonDown setValue:[self valueForThemeAttribute:@"bezel-color-down-button" inState:CPThemeStateBordered] forThemeAttribute:@"bezel-color" inState:CPThemeStateBordered];
-    [_buttonDown setValue:[self valueForThemeAttribute:@"bezel-color-down-button" inState:CPThemeStateBordered | CPThemeStateDisabled] forThemeAttribute:@"bezel-color" inState:CPThemeStateBordered | CPThemeStateDisabled];
-    [_buttonDown setValue:[self valueForThemeAttribute:@"bezel-color-down-button" inState:CPThemeStateBordered | CPThemeStateHighlighted] forThemeAttribute:@"bezel-color" inState:CPThemeStateBordered | CPThemeStateHighlighted];
+    [_buttonUp setValue:[self valueForThemeAttribute:@"bezel-color-up-button" inState:[controlSizeThemeState, CPThemeStateBordered]] forThemeAttribute:@"bezel-color" inState:CPThemeStateBordered];
+    [_buttonUp setValue:[self valueForThemeAttribute:@"bezel-color-up-button" inState:[controlSizeThemeState, CPThemeStateBordered, CPThemeStateDisabled]] forThemeAttribute:@"bezel-color" inState:[CPThemeStateBordered, CPThemeStateDisabled]];
+    [_buttonUp setValue:[self valueForThemeAttribute:@"bezel-color-up-button" inState:[controlSizeThemeState, CPThemeStateBordered, CPThemeStateHighlighted]] forThemeAttribute:@"bezel-color" inState:[CPThemeStateBordered, CPThemeStateHighlighted]];
+    [_buttonDown setValue:[self valueForThemeAttribute:@"bezel-color-down-button" inState:[controlSizeThemeState, CPThemeStateBordered]] forThemeAttribute:@"bezel-color" inState:CPThemeStateBordered];
+    [_buttonDown setValue:[self valueForThemeAttribute:@"bezel-color-down-button" inState:[controlSizeThemeState, CPThemeStateBordered, CPThemeStateDisabled]] forThemeAttribute:@"bezel-color" inState:[CPThemeStateBordered, CPThemeStateDisabled]];
+    [_buttonDown setValue:[self valueForThemeAttribute:@"bezel-color-down-button" inState:[controlSizeThemeState, CPThemeStateBordered, CPThemeStateHighlighted]] forThemeAttribute:@"bezel-color" inState:[CPThemeStateBordered, CPThemeStateHighlighted]];
 }
 
 - (void)_sizeToFit
@@ -232,7 +239,7 @@
     if (![self isEnabled])
         return;
 
-    if (aSender == _buttonUp)
+    if (aSender === _buttonUp)
         [self setDoubleValue:([self doubleValue] + _increment)];
     else
         [self setDoubleValue:([self doubleValue] - _increment)];
@@ -285,7 +292,7 @@
 
 - (void)_updatePlaceholdersWithOptions:(CPDictionary)options forBinding:(CPString)aBinding
 {
-    var placeholder = (aBinding == CPMaxValueBinding) ? [_source maxValue] : [_source minValue];
+    var placeholder = (aBinding === CPMaxValueBinding) ? [_source maxValue] : [_source minValue];
 
     [super _updatePlaceholdersWithOptions:options];
 

AppKit/CPTabView.j

@@ -25,6 +25,7 @@
 @import "CPTabViewItem.j"
 @import "CPView.j"
 
+@typedef CPTabViewType
 CPTopTabsBezelBorder     = 0;
 //CPLeftTabsBezelBorder  = 1;
 CPBottomTabsBezelBorder  = 2;
@@ -33,10 +34,22 @@ CPNoTabsBezelBorder      = 4; //Displays no tabs and has a bezeled border.
 CPNoTabsLineBorder       = 5; //Has no tabs and displays a line border.
 CPNoTabsNoBorder         = 6; //Displays no tabs and no border.
 
-var CPTabViewDidSelectTabViewItemSelector           = 1,
-    CPTabViewShouldSelectTabViewItemSelector        = 2,
-    CPTabViewWillSelectTabViewItemSelector          = 4,
-    CPTabViewDidChangeNumberOfTabViewItemsSelector  = 8;
+var CPTabViewDidSelectTabViewItemSelector           = 1 << 1,
+    CPTabViewShouldSelectTabViewItemSelector        = 1 << 2,
+    CPTabViewWillSelectTabViewItemSelector          = 1 << 3,
+    CPTabViewDidChangeNumberOfTabViewItemsSelector  = 1 << 4;
+
+
+@protocol CPTabViewDelegate <CPObject>
+
+@optional
+- (BOOL)tabView:(CPTabView)tabView shouldSelectTabViewItem:(CPTabViewItem)tabViewItem;
+- (void)tabView:(CPTabView)tabView didSelectTabViewItem:(CPTabViewItem)tabViewItem;
+- (void)tabView:(CPTabView)tabView willSelectTabViewItem:(CPTabViewItem)tabViewItem;
+- (void)tabViewDidChangeNumberOfTabViewItems:(CPTabView)tabView;
+
+@end
+
 
 /*!
     @ingroup appkit
@@ -48,18 +61,18 @@ var CPTabViewDidSelectTabViewItemSelector           = 1,
 */
 @implementation CPTabView : CPView
 {
-    CPArray             _items;
+    CPArray                 _items;
 
-    CPSegmentedControl  _tabs;
-    CPBox               _box;
+    CPSegmentedControl      _tabs;
+    CPBox                   _box;
 
-    CPNumber            _selectedIndex;
+    CPNumber                _selectedIndex;
 
-    CPTabViewType       _type;
-    CPFont              _font;
+    CPTabViewType           _type;
+    CPFont                  _font;
 
-    id                  _delegate;
-    unsigned            _delegateSelectors;
+    id <CPTabViewDelegate>  _delegate;
+    unsigned                _delegateSelectors;
 }
 
 - (id)initWithFrame:(CGRect)aFrame
@@ -82,7 +95,7 @@ var CPTabViewDidSelectTabViewItemSelector           = 1,
     _tabs = [[CPSegmentedControl alloc] initWithFrame:CGRectMake(0, 0, 0, 0)];
     [_tabs setHitTests:NO];
 
-    var height = [_tabs valueForThemeAttribute:@"default-height"];
+    var height = [_tabs valueForThemeAttribute:@"min-size"].height;
     [_tabs setFrameSize:CGSizeMake(0, height)];
 
     _box = [[CPBox alloc] initWithFrame:[self  bounds]];
@@ -379,6 +392,7 @@ var CPTabViewDidSelectTabViewItemSelector           = 1,
         [_box setFrame:CGRectMake(0, origin, CGRectGetWidth(aFrame),
                                    CGRectGetHeight(aFrame) - segmentedHeight / 2)];
 
+        [self _updateItems];
         [self _repositionTabs];
     }
 }
@@ -405,7 +419,7 @@ var CPTabViewDidSelectTabViewItemSelector           = 1,
     Sets the delegate for this tab view.
     @param aDelegate the tab view's delegate
 */
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPTabViewDelegate>)aDelegate
 {
     if (_delegate == aDelegate)
         return;

AppKit/CPTabViewItem.j

@@ -23,7 +23,7 @@
 @import <Foundation/CPObject.j>
 
 @import "CPView.j"
-
+@class CPTabView
 
 /*
     The tab is currently selected.
@@ -90,6 +90,7 @@ CPPressedTab    = 2;
 - (void)setLabel:(CPString)aLabel
 {
     _label = aLabel;
+    [_tabView setNeedsLayout];
 }
 
 /*!

AppKit/CPTableColumn.j

@@ -28,9 +28,8 @@
 
 @import "CPTextField.j"
 
-@global CPTableViewColumnDidResizeNotification
-
 @class _CPTableColumnHeaderView
+@class CPTableView
 
 CPTableColumnNoResizing         = 0;
 CPTableColumnAutoresizingMask   = 1 << 0;
@@ -185,7 +184,7 @@ CPTableColumnUserResizingMask   = 1 << 1;
         [tableView tile];
 
         if (!_disableResizingPosting)
-            [self _postDidResizeNotificationWithOldWidth:oldWidth];
+            [[self tableView] _didResizeTableColumn:self oldWidth:oldWidth];
     }
 }
 
@@ -538,19 +537,6 @@ CPTableColumnUserResizingMask   = 1 << 1;
     return _headerToolTip;
 }
 
-/*!
-    @ignore
-*/
-- (void)_postDidResizeNotificationWithOldWidth:(float)oldWidth
-{
-    [[self tableView] _didResizeTableColumn:self];
-
-    [[CPNotificationCenter defaultCenter]
-    postNotificationName:CPTableViewColumnDidResizeNotification
-                  object:[self tableView]
-                userInfo:@{ @"CPTableColumn": self, @"CPOldWidth": oldWidth }];
-}
-
 @end
 
 @implementation CPTableColumnValueBinder : CPBinder

AppKit/CPTableHeaderView.j

@@ -625,7 +625,7 @@ var _CPTableColumnHeaderViewStringValueKey = @"_CPTableColumnHeaderViewStringVal
 - (void)stopResizingTableColumn:(CPInteger)aColumnIndex at:(CGPoint)aPoint
 {
     var tableColumn = [[_tableView tableColumns] objectAtIndex:aColumnIndex];
-    [tableColumn _postDidResizeNotificationWithOldWidth:_columnOldWidth];
+    [_tableView _didResizeTableColumn:tableColumn oldWidth:_columnOldWidth];
     [tableColumn setDisableResizingPosting:NO];
     [_tableView setDisableAutomaticResizing:NO];
 

AppKit/CPTableView.j

@@ -42,6 +42,7 @@
 @class CPTableHeaderView
 @class CPClipView
 @class CPButton
+@class _CPDropOperationDrawingView
 
 @global CPApp
 
@@ -58,7 +59,6 @@ var CPTableViewDataSource_numberOfRowsInTableView_
     CPTableViewDataSource_tableView_namesOfPromisedFilesDroppedAtDestination_forDraggedRowsWithIndexes_ = 1 << 4,
     CPTableViewDataSource_tableView_validateDrop_proposedRow_proposedDropOperation_                     = 1 << 5,
     CPTableViewDataSource_tableView_writeRowsWithIndexes_toPasteboard_                                  = 1 << 6,
-
     CPTableViewDataSource_tableView_sortDescriptorsDidChange_                                           = 1 << 7;
 
 var CPTableViewDelegate_selectionShouldChangeInTableView_                                               = 1 << 0,
@@ -80,10 +80,13 @@ var CPTableViewDelegate_selectionShouldChangeInTableView_
     CPTableViewDelegate_tableView_toolTipForView_rect_tableColumn_row_mouseLocation_                    = 1 << 16,
     CPTableViewDelegate_tableView_typeSelectStringForTableColumn_row_                                   = 1 << 17,
     CPTableViewDelegate_tableView_willDisplayView_forTableColumn_row_                                   = 1 << 18,
-    CPTableViewDelegate_tableViewSelectionDidChange_                                                    = 1 << 19,
-    CPTableViewDelegate_tableViewSelectionIsChanging_                                                   = 1 << 20,
-    CPTableViewDelegate_tableViewMenuForTableColumn_row_                                                = 1 << 21,
-    CPTableViewDelegate_tableView_shouldReorderColumn_toColumn_                                         = 1 << 22;
+    CPTableViewDelegate_tableView_willRemoveView_forTableColumn_row_                                    = 1 << 19,
+    CPTableViewDelegate_tableViewColumnDidMove_                                                         = 1 << 20,
+    CPTableViewDelegate_tableViewColumnDidResize_                                                       = 1 << 21,
+    CPTableViewDelegate_tableViewSelectionDidChange_                                                    = 1 << 22,
+    CPTableViewDelegate_tableViewSelectionIsChanging_                                                   = 1 << 23,
+    CPTableViewDelegate_tableViewMenuForTableColumn_row_                                                = 1 << 24,
+    CPTableViewDelegate_tableView_shouldReorderColumn_toColumn_                                         = 1 << 25;
 
 //CPTableViewDraggingDestinationFeedbackStyles
 CPTableViewDraggingDestinationFeedbackStyleNone = -1;
@@ -116,14 +119,61 @@ CPTableViewLastColumnOnlyAutoresizingStyle = 4;
 CPTableViewFirstColumnOnlyAutoresizingStyle = 5;
 
 #define NUMBER_OF_COLUMNS() (_tableColumns.length)
-#define UPDATE_COLUMN_RANGES_IF_NECESSARY() if (_dirtyTableColumnRangeIndex !== CPNotFound) [self _recalculateTableColumnRanges];
+#define UPDATE_COLUMN_RANGES_IF_NECESSARY() \
+    if (_dirtyTableColumnRangeIndex !== CPNotFound) \
+        [self _recalculateTableColumnRanges];
 #define FULL_ROW_HEIGHT() (_rowHeight + _intercellSpacing.height)
 #define ROW_BOTTOM(__heightInfo) (__heightInfo.y + __heightInfo.height + _intercellSpacing.height)
 #define HAS_VARIABLE_ROW_HEIGHTS()  (_implementedDelegateMethods & CPTableViewDelegate_tableView_heightOfRow_)
 
+
+@protocol CPTableViewDataSource <CPObject>
+
+@optional
+- (BOOL)tableView:(CPTableView)aTableView acceptDrop:(id <CPDraggingInfo>)info row:(CPInteger)aRowIndex dropOperation:(CPTableViewDropOperation)operation;
+- (BOOL)tableView:(CPTableView)aTableView writeRowsWithIndexes:(CPIndexSet)rowIndexes toPasteboard:(CPPasteboard)pboard;
+- (CPArray)tableView:(CPTableView)aTableView namesOfPromisedFilesDroppedAtDestination:(CPURL)dropDestination forDraggedRowsWithIndexes:(CPIndexSet)anIndexSet;
+- (CPDragOperation)tableView:(CPTableView)aTableView validateDrop:(id <CPDraggingInfo>)info proposedRow:(CPInteger)aRowIndex proposedDropOperation:(CPTableViewDropOperation)anOperation;
+- (CPInteger)numberOfRowsInTableView:(CPTableView)aTableView;
+- (id)tableView:(CPTableView)aTableView objectValueForTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (void)tableView:(CPTableView)aTableView setObjectValue:(id)anObjectValue forTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (void)tableView:(CPTableView)aTableView sortDescriptorsDidChange:(CPArray)oldDescriptors;
+
+@end
+
+@protocol CPTableViewDelegate <CPObject>
+
+@optional
+- (BOOL)selectionShouldChangeInTableView:(CPTableView)aTableView;
+- (BOOL)tableView:(CPTableView)aTableView isGroupRow:(CPInteger)aRowIndex;
+- (BOOL)tableView:(CPTableView)aTableView shouldEditTableColumn:(CPTableColumn)aTableView row:(CPInteger)aRowIndex;
+- (BOOL)tableView:(CPTableView)aTableView shouldReorderColumn:(CPInteger)columnIndex toColumn:(NSInteger)newColumnIndex;
+- (BOOL)tableView:(CPTableView)aTableView shouldSelectRow:(CPInteger)aRowIndex;
+- (BOOL)tableView:(CPTableView)aTableView shouldSelectTableColumn:(CPTableColumn)aTableColumn;
+- (BOOL)tableView:(CPTableView)aTableView shouldShowViewExpansionForTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (BOOL)tableView:(CPTableView)aTableView shouldTrackView:(CPView)aView forTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (BOOL)tableView:(CPTableView)aTableView shouldTypeSelectForEvent:(CPEvent)anEvent withCurrentSearchString:(CPString)searchString;
+- (CPIndexSet)tableView:(CPTableView)aTableView selectionIndexesForProposedSelection:(CPIndexSet)proposedSelectionIndexes;
+- (CPInteger)tableView:(CPTableView)aTableView nextTypeSelectMatchFromRow:(CPInteger)startRow toRow:(CPInteger)endRow forString:(CPString)searchString;
+- (CPMenu)tableViewMenuForTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (CPString)tableView:(CPTableView)aTableView toolTipForView:(CPView)aView rect:(CGRect)aRect tableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex mouseLocation:(CGPoint)mouseLocation;
+- (CPString)tableView:(CPTableView)aTableView typeSelectStringForTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (CPView)tableView:(CPTableView)aTableView dataViewForTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (CPView)tableView:(CPTableView)aTableView viewForTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (float)tableView:(CPTableView)aTableView heightOfRow:(CPInteger)aRowIndex;
+- (void)tableView:(CPTableView)aTableView didClickTableColumn:(CPTableColumn)aTableColumn;
+- (void)tableView:(CPTableView)aTableView didDragTableColumn:(CPTableColumn)aTableColumn;
+- (void)tableView:(CPTableView)aTableView mouseDownInHeaderOfTableColumn:(CPTableColumn)aTableColumn;
+- (void)tableView:(CPTableView)aTableView willDisplayView:(CPView)aView forTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (void)tableView:(CPTableView)aTableView willRemoveView:(CPView)aView forTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex;
+- (void)tableViewSelectionDidChange:(CPNotification)aNotification;
+- (void)tableViewSelectionIsChanging:(CPNotification)aNotification;
+
+@end
+
 @implementation _CPTableDrawView : CPView
 {
-    CPTableView _tableView;
+    id _tableView;
 }
 
 - (id)initWithTableView:(CPTableView)aTableView
@@ -173,106 +223,108 @@ CPTableViewFirstColumnOnlyAutoresizingStyle = 5;
 */
 @implementation CPTableView : CPControl
 {
-    id                  _dataSource;
-    CPInteger           _implementedDataSourceMethods;
+    id <CPTableViewDataSource>  _dataSource;
+    CPInteger                   _implementedDataSourceMethods;
 
-    id                  _delegate;
-    CPInteger           _implementedDelegateMethods;
+    id <CPTableViewDelegate>    _delegate;
+    CPInteger                   _implementedDelegateMethods;
 
-    CPArray             _tableColumns;
-    CPArray             _tableColumnRanges;
-    CPInteger           _dirtyTableColumnRangeIndex;
-    CPInteger           _numberOfHiddenColumns;
+    CPArray                     _tableColumns;
+    CPArray                     _tableColumnRanges;
+    CPInteger                   _dirtyTableColumnRangeIndex;
+    CPInteger                   _numberOfHiddenColumns;
 
-    BOOL                _reloadAllRows;
-    Object              _objectValues;
+    BOOL                        _reloadAllRows;
+    Object                      _objectValues;
 
-    CGRect              _exposedRect;
-    CPIndexSet          _exposedRows;
-    CPIndexSet          _exposedColumns;
+    CGRect                      _exposedRect;
+    CPIndexSet                  _exposedRows;
+    CPIndexSet                  _exposedColumns;
 
-    Object              _dataViewsForTableColumns;
-    Object              _cachedDataViews;
-    CPDictionary        _archivedDataViews;
-    Object              _unavailable_custom_cibs;
+    Object                      _dataViewsForTableColumns;
+    Object                      _cachedDataViews;
+    CPDictionary                _archivedDataViews;
+    Object                      _unavailable_custom_cibs;
 
     //Configuring Behavior
-    BOOL                _allowsColumnReordering;
-    BOOL                _allowsColumnResizing;
-    BOOL                _allowsColumnSelection;
-    BOOL                _allowsMultipleSelection;
-    BOOL                _allowsEmptySelection;
+    BOOL                        _allowsColumnReordering;
+    BOOL                        _allowsColumnResizing;
+    BOOL                        _allowsColumnSelection;
+    BOOL                        _allowsMultipleSelection;
+    BOOL                        _allowsEmptySelection;
 
-    CPArray             _sortDescriptors;
+    CPArray                     _sortDescriptors;
 
     //Setting Display Attributes
-    CGSize              _intercellSpacing;
-    float               _rowHeight;
+    CGSize                      _intercellSpacing;
+    float                       _rowHeight;
 
-    BOOL                _usesAlternatingRowBackgroundColors;
-    CPArray             _alternatingRowBackgroundColors;
+    BOOL                        _usesAlternatingRowBackgroundColors;
+    CPArray                     _alternatingRowBackgroundColors;
 
-    unsigned            _selectionHighlightStyle;
-    CPColor             _unfocusedSelectionHighlightColor;
-    CPDictionary        _unfocusedSourceListSelectionColor;
-    CPTableColumn       _currentHighlightedTableColumn;
-    unsigned            _gridStyleMask;
+    unsigned                    _selectionHighlightStyle;
+    CPColor                     _unfocusedSelectionHighlightColor;
+    CPDictionary                _unfocusedSourceListSelectionColor;
+    CPTableColumn               _currentHighlightedTableColumn;
+    unsigned                    _gridStyleMask;
 
-    unsigned            _numberOfRows;
-    CPIndexSet          _groupRows;
+    unsigned                    _numberOfRows;
+    CPIndexSet                  _groupRows;
 
-    CPArray             _cachedRowHeights;
+    CPArray                     _cachedRowHeights;
 
     // Persistence
-    CPString            _autosaveName;
-    BOOL                _autosaveTableColumns;
+    CPString                    _autosaveName;
+    BOOL                        _autosaveTableColumns;
 
-    CPTableHeaderView   _headerView;
-    _CPCornerView       _cornerView;
+    CPTableHeaderView           _headerView;
+    _CPCornerView               _cornerView;
 
-    CPIndexSet          _selectedColumnIndexes;
-    CPIndexSet          _selectedRowIndexes;
-    CPInteger           _selectionAnchorRow;
-    CPInteger           _lastSelectedRow;
-    CPIndexSet          _previouslySelectedRowIndexes;
-    CGPoint             _startTrackingPoint;
-    CPDate              _startTrackingTimestamp;
-    BOOL                _trackingPointMovedOutOfClickSlop;
-    CGPoint             _editingCellIndex;
-    CPInteger           _editingRow;
-    CPInteger           _editingColumn;
+    CPIndexSet                  _selectedColumnIndexes;
+    CPIndexSet                  _selectedRowIndexes;
+    CPInteger                   _selectionAnchorRow;
+    CPInteger                   _lastSelectedRow;
+    CPIndexSet                  _previouslySelectedRowIndexes;
+    CGPoint                     _startTrackingPoint;
+    CPDate                      _startTrackingTimestamp;
+    BOOL                        _trackingPointMovedOutOfClickSlop;
+    CGPoint                     _editingCellIndex;
+    CPInteger                   _editingRow;
+    CPInteger                   _editingColumn;
 
-    _CPTableDrawView    _tableDrawView;
+    _CPTableDrawView            _tableDrawView;
 
-    SEL                 _doubleAction;
-    CPInteger           _clickedRow;
-    CPInteger           _clickedColumn;
-    unsigned            _columnAutoResizingStyle;
+    SEL                         _doubleAction;
+    CPInteger                   _clickedRow;
+    CPInteger                   _clickedColumn;
+    unsigned                    _columnAutoResizingStyle;
 
-    int                 _lastTrackedRowIndex;
-    CGPoint             _originalMouseDownPoint;
-    BOOL                _verticalMotionCanDrag;
-    unsigned            _destinationDragStyle;
-    BOOL                _isSelectingSession;
-    CPIndexSet          _draggedRowIndexes;
-    BOOL                _wasSelectionBroken;
+    int                         _lastTrackedRowIndex;
+    CGPoint                     _originalMouseDownPoint;
+    BOOL                        _verticalMotionCanDrag;
+    unsigned                    _destinationDragStyle;
+    BOOL                        _isSelectingSession;
+    CPIndexSet                  _draggedRowIndexes;
+    BOOL                        _wasSelectionBroken;
 
     _CPDropOperationDrawingView _dropOperationFeedbackView;
-    CPDragOperation     _dragOperationDefaultMask;
-    int                 _retargetedDropRow;
-    CPDragOperation     _retargetedDropOperation;
-    CPArray             _draggingViews;
+    CPDragOperation             _dragOperationDefaultMask;
+    int                         _retargetedDropRow;
+    CPDragOperation             _retargetedDropOperation;
+    CPArray                     _draggingViews;
 
-    BOOL                _disableAutomaticResizing @accessors(property=disableAutomaticResizing);
-    BOOL                _lastColumnShouldSnap;
-    BOOL                _implementsCustomDrawRow;
-    BOOL                _isViewBased;
-    BOOL                _contentBindingExplicitlySet;
+    BOOL                        _disableAutomaticResizing @accessors(property=disableAutomaticResizing);
+    BOOL                        _lastColumnShouldSnap;
+    BOOL                        _implementsCustomDrawRow;
+    BOOL                        _isViewBased;
+    BOOL                        _contentBindingExplicitlySet;
 
-    SEL                 _viewForTableColumnRowSelector;
+    SEL                         _viewForTableColumnRowSelector;
 
-    CPTableColumn       _draggedColumn;
-    CPArray             _differedColumnDataToRemove;
+    CPTableColumn               _draggedColumn;
+    CPArray                     _differedColumnDataToRemove;
+
+    CPView                      _observedClipView;
 }
 
 /*!
@@ -426,8 +478,6 @@ CPTableViewFirstColumnOnlyAutoresizingStyle = 5;
 
     if (!_sortDescriptors)
         _sortDescriptors = [];
-
-    [self _startObservingFirstResponder];
 }
 
 /*!
@@ -495,7 +545,7 @@ NOT YET IMPLEMENTED
 - (CPArray)tableView:(CPTableView)aTableView namesOfPromisedFilesDroppedAtDestination:(CPURL)dropDestination forDraggedRowsWithIndexes:(CPIndexSet)indexSet;
     @endcode
 */
-- (void)setDataSource:(id)aDataSource
+- (void)setDataSource:(id <CPTableViewDataSource>)aDataSource
 {
     if (_dataSource === aDataSource)
         return;
@@ -917,7 +967,7 @@ NOT YET IMPLEMENTED
 </pre>
 */
 
-- (void)unfocusedSelectionGradientColors
+- (CPColor)unfocusedSelectionGradientColors
 {
     if (!_unfocusedSourceListSelectionColor)
     {
@@ -1121,6 +1171,9 @@ NOT YET IMPLEMENTED
     [[CPNotificationCenter defaultCenter] postNotificationName:CPTableViewColumnDidMoveNotification
                                                         object:self
                                                       userInfo:@{  @"CPOldColumn": fromIndex, @"CPNewColumn": toIndex }];
+
+    if (_implementedDelegateMethods & CPTableViewDelegate_tableViewColumnDidMove_)
+        [_delegate tableViewColumnDidMove:[[CPNotification alloc] initWithName:CPTableViewColumnDidMoveNotification object:self userInfo:@{  @"CPOldColumn": fromIndex, @"CPNewColumn": toIndex }]];
 }
 
 /*!
@@ -1199,9 +1252,17 @@ NOT YET IMPLEMENTED
 /*!
     @ignore
 */
-- (void)_didResizeTableColumn:(CPTableColumn)theColumn
+- (void)_didResizeTableColumn:(CPTableColumn)theColumn oldWidth:(int)oldWidth
 {
     [self _autosave];
+
+    [[CPNotificationCenter defaultCenter]
+        postNotificationName:CPTableViewColumnDidResizeNotification
+                      object:self
+                    userInfo:@{ @"CPTableColumn": theColumn, @"CPOldWidth": oldWidth }];
+
+    if (_implementedDelegateMethods & CPTableViewDelegate_tableViewColumnDidResize_)
+        [_delegate tableViewColumnDidResize:[[CPNotification alloc] initWithName:CPTableViewColumnDidResizeNotification object:self userInfo:@{ @"CPTableColumn": theColumn, @"CPOldWidth": oldWidth }]];
 }
 
 //Selecting Columns and Rows
@@ -1298,6 +1359,38 @@ NOT YET IMPLEMENTED
     [self _setSelectedRowIndexes:newSelectedIndexes];
 }
 
+/*!
+    @ignore
+    cleanup a an indexset from the indexes that cannot be selected
+    according to the table view delegate.
+*/
+- (CPIndexSet)_cleanUpSelectionRowIndexes:(CPIndexSet)anIndexSet
+{
+    if ([self _delegateRespondsToSelectionIndexesForProposedSelection])
+    {
+        return [self _sendDelegateSelectionIndexesForProposedSelection:anIndexSet];
+    }
+    else if ([self _delegateRespondsToShouldSelectRow])
+    {
+        var indexesToRemove = [CPIndexSet new],
+            currentIndex = [anIndexSet firstIndex];
+
+        while (currentIndex != CPNotFound)
+        {
+            if (![self _sendDelegateShouldSelectRow:currentIndex])
+                [indexesToRemove addIndex:currentIndex];
+
+            currentIndex = [anIndexSet indexGreaterThanIndex:currentIndex];
+        }
+
+        [anIndexSet removeIndexes:indexesToRemove];
+
+        return anIndexSet;
+    }
+    else
+        return anIndexSet;
+}
+
 /*!
     @ignore
 */
@@ -1522,7 +1615,10 @@ NOT YET IMPLEMENTED
         if ([[self selectedColumnIndexes] count])
             [self selectColumnIndexes:[CPIndexSet indexSetWithIndexesInRange:CPMakeRange(0, [self numberOfColumns])] byExtendingSelection:NO];
         else
-            [self selectRowIndexes:[CPIndexSet indexSetWithIndexesInRange:CPMakeRange(0, [self numberOfRows])] byExtendingSelection:NO];
+        {
+            var range = [self _cleanUpSelectionRowIndexes:[CPIndexSet indexSetWithIndexesInRange:CPMakeRange(0, [self numberOfRows])]];
+            [self selectRowIndexes:range byExtendingSelection:NO];
+        }
     }
 }
 
@@ -2014,7 +2110,7 @@ NOT YET IMPLEMENTED
         // search the (potentially large number of) rows for nothing.
         var heightInfo = [_cachedRowHeights lastObject];
 
-        if (aPoint.y >= ROW_BOTTOM(heightInfo))
+        if (!heightInfo || aPoint.y >= ROW_BOTTOM(heightInfo))
             return -1;
 
         return [_cachedRowHeights indexOfObject:aPoint
@@ -2774,40 +2870,11 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
 - (void)tableViewDeleteKeyPressed:(CPTableView)aTableView;
 @endcode
 */
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPTableViewDelegate>)aDelegate
 {
     if (_delegate === aDelegate)
         return;
 
-    var defaultCenter = [CPNotificationCenter defaultCenter];
-
-    if (_delegate)
-    {
-        if ([_delegate respondsToSelector:@selector(tableViewColumnDidMove:)])
-            [defaultCenter
-                removeObserver:_delegate
-                          name:CPTableViewColumnDidMoveNotification
-                        object:self];
-
-        if ([_delegate respondsToSelector:@selector(tableViewColumnDidResize:)])
-            [defaultCenter
-                removeObserver:_delegate
-                          name:CPTableViewColumnDidResizeNotification
-                        object:self];
-
-        if ([_delegate respondsToSelector:@selector(tableViewSelectionDidChange:)])
-            [defaultCenter
-                removeObserver:_delegate
-                          name:CPTableViewSelectionDidChangeNotification
-                        object:self];
-
-        if ([_delegate respondsToSelector:@selector(tableViewSelectionIsChanging:)])
-            [defaultCenter
-                removeObserver:_delegate
-                          name:CPTableViewSelectionIsChangingNotification
-                        object:self];
-    }
-
     _delegate = aDelegate;
     _implementedDelegateMethods = 0;
 
@@ -2872,6 +2939,9 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
     if ([_delegate respondsToSelector:@selector(tableView:willDisplayView:forTableColumn:row:)])
         _implementedDelegateMethods |= CPTableViewDelegate_tableView_willDisplayView_forTableColumn_row_;
 
+    if ([_delegate respondsToSelector:@selector(tableView:willRemoveView:forTableColumn:row:)])
+        _implementedDelegateMethods |= CPTableViewDelegate_tableView_willRemoveView_forTableColumn_row_;
+
     if ([_delegate respondsToSelector:@selector(tableView:menuForTableColumn:row:)])
         _implementedDelegateMethods |= CPTableViewDelegate_tableViewMenuForTableColumn_row_;
 
@@ -2879,32 +2949,16 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
         _implementedDelegateMethods |= CPTableViewDelegate_tableView_shouldReorderColumn_toColumn_;
 
     if ([_delegate respondsToSelector:@selector(tableViewColumnDidMove:)])
-        [defaultCenter
-            addObserver:_delegate
-            selector:@selector(tableViewColumnDidMove:)
-            name:CPTableViewColumnDidMoveNotification
-            object:self];
+        _implementedDelegateMethods |= CPTableViewDelegate_tableViewColumnDidMove_;
 
     if ([_delegate respondsToSelector:@selector(tableViewColumnDidResize:)])
-        [defaultCenter
-            addObserver:_delegate
-            selector:@selector(tableViewColumnDidResize:)
-            name:CPTableViewColumnDidResizeNotification
-            object:self];
+        _implementedDelegateMethods |= CPTableViewDelegate_tableViewColumnDidResize_;
 
     if ([_delegate respondsToSelector:@selector(tableViewSelectionDidChange:)])
-        [defaultCenter
-            addObserver:_delegate
-            selector:@selector(tableViewSelectionDidChange:)
-            name:CPTableViewSelectionDidChangeNotification
-            object:self];
+        _implementedDelegateMethods |= CPTableViewDelegate_tableViewSelectionDidChange_;
 
     if ([_delegate respondsToSelector:@selector(tableViewSelectionIsChanging:)])
-        [defaultCenter
-            addObserver:_delegate
-            selector:@selector(tableViewSelectionIsChanging:)
-            name:CPTableViewSelectionIsChangingNotification
-            object:self];
+        _implementedDelegateMethods |= CPTableViewDelegate_tableViewSelectionIsChanging_;
 }
 
 /*!
@@ -3507,6 +3561,8 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
 
             var dataView = [dataViews objectAtIndex:row];
 
+            [self _sendDelegateWillRemoveView:dataView forTableColumn:tableColumn row:row];
+
             [dataViews replaceObjectAtIndex:row withObject:nil];
 
             [self _enqueueReusableDataView:dataView];
@@ -3863,6 +3919,9 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
     // FIXME: yuck!
     var identifier = [aDataView identifier];
 
+    if ([aDataView hasThemeState:CPThemeStateSelectedDataView])
+        [aDataView unsetThemeState:CPThemeStateSelectedDataView];
+
     if (!_cachedDataViews[identifier])
         _cachedDataViews[identifier] = [aDataView];
     else
@@ -4366,39 +4425,15 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
 */
 - (void)viewWillMoveToSuperview:(CPView)aView
 {
-    var superview = [self superview],
-        defaultCenter = [CPNotificationCenter defaultCenter];
-
-    if (superview)
-    {
-        [defaultCenter
-            removeObserver:self
-                      name:CPViewFrameDidChangeNotification
-                    object:superview];
-
-        [defaultCenter
-            removeObserver:self
-                      name:CPViewBoundsDidChangeNotification
-                    object:superview];
-    }
-
     if ([aView isKindOfClass:[CPClipView class]])
+        _observedClipView = aView;
+    else
     {
-        [aView setPostsFrameChangedNotifications:YES];
-        [aView setPostsBoundsChangedNotifications:YES];
-
-        [defaultCenter
-            addObserver:self
-               selector:@selector(superviewFrameChanged:)
-                   name:CPViewFrameDidChangeNotification
-                 object:aView];
-
-        [defaultCenter
-            addObserver:self
-               selector:@selector(superviewBoundsChanged:)
-                   name:CPViewBoundsDidChangeNotification
-                 object:aView];
+        [self _stopObservingClipView];
+        _observedClipView = nil;
     }
+
+    [super viewWillMoveToSuperview:aView];
 }
 
 /*!
@@ -4980,6 +5015,9 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
         postNotificationName:CPTableViewSelectionIsChangingNotification
                       object:self
                     userInfo:nil];
+
+    if (_implementedDelegateMethods & CPTableViewDelegate_tableViewSelectionIsChanging_)
+        [_delegate tableViewSelectionIsChanging:[[CPNotification alloc] initWithName:CPTableViewSelectionIsChangingNotification object:self userInfo:nil]];
 }
 
 /*!
@@ -4991,6 +5029,9 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
         postNotificationName:CPTableViewSelectionDidChangeNotification
                       object:self
                     userInfo:nil];
+
+    if (_implementedDelegateMethods & CPTableViewDelegate_tableViewSelectionDidChange_)
+        [_delegate tableViewSelectionDidChange:[[CPNotification alloc] initWithName:CPTableViewSelectionDidChangeNotification object:self userInfo:nil]];
 }
 
 /*!
@@ -5009,24 +5050,6 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
     [self setNeedsDisplay:YES];
 }
 
-/*!
-    @ignore
-*/
-- (BOOL)becomeFirstResponder
-{
-    [self setNeedsDisplay:YES];
-    return YES;
-}
-
-/*!
-    @ignore
-*/
-- (BOOL)resignFirstResponder
-{
-    [self setNeedsDisplay:YES];
-    return YES;
-}
-
 /*!
     @ignore
 */
@@ -5051,14 +5074,88 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
     var hit = [super hitTest:aPoint];
 
     if ([[CPApp currentEvent] type] == CPLeftMouseDown && [hit acceptsFirstResponder] && ![self isRowSelected:[self rowForView:hit]])
+    {
+        if (_selectionHighlightStyle == CPTableViewSelectionHighlightStyleNone)
+            return hit;
+
         return self;
+    }
 
     return hit;
 }
 
-- (void)_startObservingFirstResponder
+- (void)_removeObservers
 {
-    [[CPNotificationCenter defaultCenter] addObserver:self selector:@selector(_firstResponderDidChange:) name:_CPWindowDidChangeFirstResponderNotification object:[self window]];
+    if (!_isObserving)
+        return;
+
+    [self _stopObservingClipView];
+    [super _removeObservers];
+}
+
+- (void)_addObservers
+{
+    if (_isObserving)
+        return;
+
+    [self _startObservingClipView];
+    [super _addObservers];
+}
+
+/*!
+    Called when the receiver is about to be moved to a new window.
+    @param aWindow the window to which the receiver will be moved.
+*/
+- (void)viewWillMoveToWindow:(CPWindow)aWindow
+{
+    [super viewWillMoveToWindow:aWindow];
+
+    [self _stopObservingFirstResponder];
+
+    if (aWindow)
+        [self _startObservingFirstResponderForWindow:aWindow];
+}
+
+- (void)_startObservingClipView
+{
+    if (!_observedClipView)
+        return;
+
+    var defaultCenter = [CPNotificationCenter defaultCenter];
+
+    [_observedClipView setPostsFrameChangedNotifications:YES];
+    [_observedClipView setPostsBoundsChangedNotifications:YES];
+
+    [defaultCenter addObserver:self
+                          selector:@selector(superviewFrameChanged:)
+                              name:CPViewFrameDidChangeNotification
+                            object:_observedClipView];
+
+    [defaultCenter addObserver:self
+                      selector:@selector(superviewBoundsChanged:)
+                          name:CPViewBoundsDidChangeNotification
+                        object:_observedClipView];
+}
+
+- (void)_stopObservingClipView
+{
+    if (!_observedClipView)
+        return;
+
+    var defaultCenter = [CPNotificationCenter defaultCenter];
+
+    [defaultCenter removeObserver:self
+                             name:CPViewFrameDidChangeNotification
+                           object:_observedClipView];
+
+    [defaultCenter removeObserver:self
+                          name:CPViewBoundsDidChangeNotification
+                        object:_observedClipView];
+}
+
+- (void)_startObservingFirstResponderForWindow:(CPWindow)aWindow
+{
+    [[CPNotificationCenter defaultCenter] addObserver:self selector:@selector(_firstResponderDidChange:) name:_CPWindowDidChangeFirstResponderNotification object:aWindow];
 }
 
 - (void)_stopObservingFirstResponder
@@ -5074,13 +5171,20 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
     {
         _editingRow = CPNotFound;
         _editingColumn = CPNotFound;
+
+        // This is needed to unset the themeState firstResponder of the tableView
+        [self _notifyViewDidResignFirstResponder];
         return;
     }
 
     _editingRow = [self rowForView:responder];
     _editingColumn = [self columnForView:responder];
 
-    if (_editingRow !== CPNotFound && [responder isKindOfClass:[CPTextField class]] && ![responder isBezeled])
+    // We want to keep the 'First Responder' theme state for the table view as a whole, even when a subview is being edited.
+    // This makes sure the theming effects of a focused table remain in effect even as cells are being edited in it.
+    [self _notifyViewDidBecomeFirstResponder];
+
+    if (_editingRow !== CPNotFound && [responder isKindOfClass:[CPTextField class]] && ![responder isBezeled] && [responder isEditable])
     {
         [responder setBezeled:YES];
         [self _registerForEndEditingNote:responder];
@@ -5210,9 +5314,9 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
     if (i >= [self numberOfRows] || i < 0)
         return;
 
-    if (![self _delegateRespondsToSelectionIndexesForProposedSelection] && [self _delegateRespondsToShouldSelectRow])
+    if ([self _delegateRespondsToSelectionIndexesForProposedSelection] || [self _delegateRespondsToShouldSelectRow])
     {
-        var shouldSelect = [self _sendDelegateShouldSelectRow:i];
+        var shouldSelect = !![[self _cleanUpSelectionRowIndexes:[CPIndexSet indexSetWithIndex:i]] count];
 
         /* If shouldSelect returns NO it means this row cannot be selected.
             The proper behaviour is to then try to see if the next/previous
@@ -5221,7 +5325,7 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
         while (!shouldSelect && (i < [self numberOfRows] && i > 0))
         {
             shouldGoUpward ? --i : ++i; //check to see if the row can be selected. If it can't be then see if the next row can be selected.
-            shouldSelect = [self _sendDelegateShouldSelectRow:i];
+            shouldSelect = !![[self _cleanUpSelectionRowIndexes:[CPIndexSet indexSetWithIndex:i]] count];
         }
 
         if (!shouldSelect)
@@ -5583,6 +5687,18 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
     [_delegate tableView:self willDisplayView:aCell forTableColumn:aTableColumn row:aRowIndex];
 }
 
+/*!
+    @ignore
+    Call the delegate tableView:willRemoveView:forTableColumn:row:
+*/
+- (void)_sendDelegateWillRemoveView:(id)aCell forTableColumn:(CPTableColumn)aTableColumn row:(CPInteger)aRowIndex
+{
+    if (!(_implementedDelegateMethods & CPTableViewDelegate_tableView_willRemoveView_forTableColumn_row_))
+        return;
+
+    [_delegate tableView:self willRemoveView:aCell forTableColumn:aTableColumn row:aRowIndex];
+}
+
 /*!
     @ignore
     Return a CPMenu for the given tableColumn and row. By default return the menu of super.
@@ -5916,6 +6032,11 @@ var CPTableViewDataSourceKey                = @"CPTableViewDataSourceKey",
 {
     [super encodeWithCoder:aCoder];
 
+    // We do this in order to avoid encoding the _tableDrawView, which
+    // should just automatically be created programmatically as needed.
+    if (_tableDrawView)
+        [_tableDrawView removeFromSuperview];
+
     [aCoder encodeObject:_dataSource forKey:CPTableViewDataSourceKey];
     [aCoder encodeObject:_delegate forKey:CPTableViewDelegateKey];
 
@@ -6143,14 +6264,20 @@ var CPTableViewDataSourceKey                = @"CPTableViewDataSourceKey",
     [self setThemeState:CPThemeStateTableDataView];
 }
 
-- (BOOL)setThemeState:(CPThemeState)aState
+- (BOOL)setThemeState:(ThemeState)aState
 {
+    if (aState.isa && [aState isKindOfClass:CPArray])
+        aState = CPThemeState.apply(null, aState);
+
     [super setThemeState:aState];
     [self recursivelyPerformSelector:@selector(setThemeState:) withObject:aState startingFrom:self];
 }
 
-- (BOOL)unsetThemeState:(CPThemeState)aState
+- (BOOL)unsetThemeState:(ThemeState)aState
 {
+    if (aState.isa && [aState isKindOfClass:CPArray])
+        aState = CPThemeState.apply(null, aState);
+
     [super unsetThemeState:aState];
     [self recursivelyPerformSelector:@selector(unsetThemeState:) withObject:aState startingFrom:self];
 }

AppKit/CPTextField.j

@@ -31,16 +31,32 @@
 
 @global CPApp
 @global CPStringPboardType
+@global CPCursor
 
+
+@protocol CPTextFieldDelegate <CPControlTextEditingDelegate>
+
+@end
+
+var CPTextFieldDelegate_control_didFailToFormatString_errorDescription_ = 1 << 1,
+    CPTextFieldDelegate_controlTextDidBeginEditing_                     = 1 << 2,
+    CPTextFieldDelegate_controlTextDidChange_                           = 1 << 3,
+    CPTextFieldDelegate_controlTextDidEndEditing_                       = 1 << 4,
+    CPTextFieldDelegate_controlTextDidFocus_                            = 1 << 5,
+    CPTextFieldDelegate_controlTextDidBlur_                             = 1 << 6;
+
+
+@typedef CPTextFieldBezelStyle
 CPTextFieldSquareBezel          = 0;    /*! A textfield bezel with squared corners. */
 CPTextFieldRoundedBezel         = 1;    /*! A textfield bezel with rounded corners. */
 
 CPTextFieldDidFocusNotification = @"CPTextFieldDidFocusNotification";
 CPTextFieldDidBlurNotification  = @"CPTextFieldDidBlurNotification";
 
-var CPTextFieldDOMInputElement = nil,
-    CPTextFieldDOMPasswordInputElement = nil,
+var CPTextFieldDOMCurrentElement = nil,
+    CPTextFieldDOMTextAreaElement = nil,
     CPTextFieldDOMStandardInputElement = nil,
+    CPTextFieldDOMPasswordInputElement = nil,
     CPTextFieldInputOwner = nil,
     CPTextFieldTextDidChangeValue = nil,
     CPTextFieldInputResigning = NO,
@@ -112,26 +128,30 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 */
 @implementation CPTextField : CPControl
 {
-    BOOL                    _isEditing;
+    BOOL                        _isEditing;
 
-    BOOL                    _isEditable;
-    BOOL                    _isSelectable;
-    BOOL                    _isSecure;
-    BOOL                    _willBecomeFirstResponderByClick;
+    BOOL                        _isEditable;
+    BOOL                        _isSelectable;
+    BOOL                        _isSecure;
+    BOOL                        _willBecomeFirstResponderByClick;
+    BOOL                        _invokedByUserEvent;
 
-    BOOL                    _drawsBackground;
+    BOOL                        _drawsBackground;
 
-    CPColor                 _textFieldBackgroundColor;
+    CPColor                     _textFieldBackgroundColor;
 
-    CPString                _placeholderString;
-    CPString                _stringValue;
+    CPString                    _placeholderString;
+    CPString                    _stringValue;
 
-    id                      _delegate;
+    id <CPTextFieldDelegate>    _delegate;
+    unsigned                    _implementedDelegateMethods;
 
     // NS-style Display Properties
-    CPTextFieldBezelStyle   _bezelStyle;
-    BOOL                    _isBordered;
-    CPControlSize           _controlSize;
+    CPTextFieldBezelStyle       _bezelStyle;
+    BOOL                        _isBordered;
+    BOOL                        _usesSingleLineMode;
+    BOOL                        _wraps;
+    BOOL                        _scrolls;
 }
 
 + (Class)_binderClassForBinding:(CPString)aBinding
@@ -218,98 +238,124 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
         };
 }
 
+
+#pragma mark -
+#pragma mark Control Size
+
+- (void)setControlSize:(CPControlSize)aControlSize
+{
+    [super setControlSize:aControlSize];
+
+    if ([self isBezeled])
+        [self _sizeToControlSize];
+}
+
+
+#pragma mark -
+
 #if PLATFORM(DOM)
 - (DOMElement)_inputElement
 {
-    if (!CPTextFieldDOMInputElement)
+    if (!CPTextFieldDOMTextAreaElement)
     {
-        CPTextFieldDOMInputElement = document.createElement("input");
-        CPTextFieldDOMInputElement.style.position = "absolute";
-        CPTextFieldDOMInputElement.style.border = "0px";
-        CPTextFieldDOMInputElement.style.padding = "0px";
-        CPTextFieldDOMInputElement.style.margin = "0px";
-        CPTextFieldDOMInputElement.style.whiteSpace = "pre";
-        CPTextFieldDOMInputElement.style.background = "transparent";
-        CPTextFieldDOMInputElement.style.outline = "none";
+        CPTextFieldDOMTextAreaElement                  = document.createElement("textarea");
+        CPTextFieldDOMTextAreaElement.style.position   = "absolute";
+        CPTextFieldDOMTextAreaElement.style.border     = "0px";
+        CPTextFieldDOMTextAreaElement.style.padding    = "0px";
+        CPTextFieldDOMTextAreaElement.style.margin     = "0px";
+        CPTextFieldDOMTextAreaElement.style.background = "transparent";
+        CPTextFieldDOMTextAreaElement.style.outline    = "none";
+        CPTextFieldDOMTextAreaElement.style.resize     = "none";
+        CPTextFieldDOMTextAreaElement.style.overflow   = "hidden";
+        CPTextFieldDOMTextAreaElement.spellcheck       = NO;
+    }
 
+    if (!CPTextFieldDOMStandardInputElement)
+    {
+        CPTextFieldDOMStandardInputElement                  = document.createElement("input");
+        CPTextFieldDOMStandardInputElement.style.position   = "absolute";
+        CPTextFieldDOMStandardInputElement.style.border     = "0px";
+        CPTextFieldDOMStandardInputElement.style.padding    = "0px";
+        CPTextFieldDOMStandardInputElement.style.margin     = "0px";
+        CPTextFieldDOMStandardInputElement.style.whiteSpace = "pre";
+        CPTextFieldDOMStandardInputElement.style.background = "transparent";
+        CPTextFieldDOMStandardInputElement.style.outline    = "none";
+        CPTextFieldDOMStandardInputElement.spellcheck       = NO;
+    }
+
+    if (!CPTextFieldDOMPasswordInputElement)
+    {
+        CPTextFieldDOMPasswordInputElement                  = document.createElement("input");
+        CPTextFieldDOMPasswordInputElement.style.position   = "absolute";
+        CPTextFieldDOMPasswordInputElement.style.border     = "0px";
+        CPTextFieldDOMPasswordInputElement.style.padding    = "0px";
+        CPTextFieldDOMPasswordInputElement.style.margin     = "0px";
+        CPTextFieldDOMPasswordInputElement.style.whiteSpace = "pre";
+        CPTextFieldDOMPasswordInputElement.style.background = "transparent";
+        CPTextFieldDOMPasswordInputElement.style.outline    = "none";
+        CPTextFieldDOMPasswordInputElement.type             = "password";
+        CPTextFieldDOMPasswordInputElement.spellcheck       = NO;
+    }
+
+    if (!CPTextFieldBlurHandler)
+    {
         CPTextFieldBlurHandler = function(anEvent)
         {
             return CPTextFieldBlurFunction(
                         anEvent,
                         CPTextFieldInputOwner,
                         CPTextFieldInputOwner ? CPTextFieldInputOwner._DOMElement : nil,
-                        CPTextFieldDOMInputElement,
+                        CPTextFieldDOMCurrentElement,
                         CPTextFieldInputResigning,
                         @ref(CPTextFieldInputDidBlur));
         };
+    }
 
-        if (CPFeatureIsCompatible(CPInputOnInputEventFeature))
+    if (!CPTextFieldInputFunction)
+    {
+        if (!CPFeatureIsCompatible(CPInputOnInputEventFeature))
+            return;
+
+        CPTextFieldInputFunction = function(anEvent)
         {
-            CPTextFieldInputFunction = function(anEvent)
-            {
-                if (!CPTextFieldInputOwner)
-                    return;
+            if (!CPTextFieldInputOwner)
+                return;
 
-                var cappEvent = [CPEvent keyEventWithType:CPKeyUp
-                                                 location:CGPointMakeZero()
-                                            modifierFlags:0
-                                                timestamp:[CPEvent currentTimestamp]
-                                             windowNumber:[[CPApp keyWindow] windowNumber]
-                                                  context:nil
-                                               characters:nil
-                              charactersIgnoringModifiers:nil
-                                                isARepeat:NO
-                                                  keyCode:nil];
+            var cappEvent = [CPEvent keyEventWithType:CPKeyUp
+                                             location:CGPointMakeZero()
+                                        modifierFlags:0
+                                            timestamp:[CPEvent currentTimestamp]
+                                         windowNumber:[[CPApp keyWindow] windowNumber]
+                                              context:nil
+                                           characters:nil
+                          charactersIgnoringModifiers:nil
+                                            isARepeat:NO
+                                              keyCode:nil];
 
-                [CPTextFieldInputOwner keyUp:cappEvent];
+            [CPTextFieldInputOwner keyUp:cappEvent];
 
-                [[CPRunLoop currentRunLoop] limitDateForMode:CPDefaultRunLoopMode];
-            }
-
-            CPTextFieldDOMInputElement.oninput = CPTextFieldInputFunction;
+            [[CPRunLoop currentRunLoop] limitDateForMode:CPDefaultRunLoopMode];
         }
 
-        // FIXME make this not onblur
-        CPTextFieldDOMInputElement.onblur = CPTextFieldBlurHandler;
+        CPTextFieldDOMPasswordInputElement.oninput = CPTextFieldInputFunction;
+        CPTextFieldDOMPasswordInputElement.onblur = CPTextFieldBlurHandler;
 
-        CPTextFieldDOMStandardInputElement = CPTextFieldDOMInputElement;
+        CPTextFieldDOMStandardInputElement.oninput = CPTextFieldInputFunction;
+        CPTextFieldDOMPasswordInputElement.onblur = CPTextFieldBlurHandler;
+
+        CPTextFieldDOMTextAreaElement.oninput = CPTextFieldInputFunction;
+        CPTextFieldDOMTextAreaElement.onblur = CPTextFieldBlurHandler;
     }
 
-    if (CPFeatureIsCompatible(CPInputTypeCanBeChangedFeature))
-    {
-        if ([self isSecure])
-            CPTextFieldDOMInputElement.type = "password";
-        else
-            CPTextFieldDOMInputElement.type = "text";
-
-        return CPTextFieldDOMInputElement;
-    }
 
     if ([self isSecure])
-    {
-        if (!CPTextFieldDOMPasswordInputElement)
-        {
-            CPTextFieldDOMPasswordInputElement = document.createElement("input");
-            CPTextFieldDOMPasswordInputElement.style.position = "absolute";
-            CPTextFieldDOMPasswordInputElement.style.border = "0px";
-            CPTextFieldDOMPasswordInputElement.style.padding = "0px";
-            CPTextFieldDOMPasswordInputElement.style.margin = "0px";
-            CPTextFieldDOMPasswordInputElement.style.whiteSpace = "pre";
-            CPTextFieldDOMPasswordInputElement.style.background = "transparent";
-            CPTextFieldDOMPasswordInputElement.style.outline = "none";
-            CPTextFieldDOMPasswordInputElement.type = "password";
-
-            CPTextFieldDOMPasswordInputElement.onblur = CPTextFieldBlurHandler;
-        }
-
-        CPTextFieldDOMInputElement = CPTextFieldDOMPasswordInputElement;
-    }
+        CPTextFieldDOMCurrentElement = CPTextFieldDOMPasswordInputElement;
+    else if (_usesSingleLineMode)
+        CPTextFieldDOMCurrentElement = CPTextFieldDOMStandardInputElement;
     else
-    {
-        CPTextFieldDOMInputElement = CPTextFieldDOMStandardInputElement;
-    }
+        CPTextFieldDOMCurrentElement = CPTextFieldDOMTextAreaElement;
 
-    return CPTextFieldDOMInputElement;
+    return CPTextFieldDOMCurrentElement;
 }
 #endif
 
@@ -528,6 +574,24 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     return _textFieldBackgroundColor;
 }
 
+/*! @ignore */
+- (void)_setUsesSingleLineMode:(BOOL)aFlag
+{
+    _usesSingleLineMode = aFlag;
+}
+
+/*! @ignore */
+- (void)_setWraps:(BOOL)aFlag
+{
+    _wraps = aFlag;
+}
+
+/*! @ignore */
+- (void)_setScrolls:(BOOL)aFlag
+{
+    _scrolls = aFlag;
+}
+
 /*! @ignore */
 - (BOOL)acceptsFirstResponder
 {
@@ -537,7 +601,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 /*! @ignore */
 - (BOOL)becomeFirstResponder
 {
-    if (![self isEnabled])
+    if (![self isEnabled] || ![super becomeFirstResponder])
         return NO;
 
     // As long as we are the first responder we need to monitor the key status of our window.
@@ -581,75 +645,12 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
 #if PLATFORM(DOM)
 
-    var element = [self _inputElement],
-        font = [self currentValueForThemeAttribute:@"font"],
-        lineHeight = [font defaultLineHeightForFont];
+    [self _setCSSStyleForInputElement];
 
+    var element = [self _inputElement];
     element.value = _stringValue;
-    element.style.color = [[self currentValueForThemeAttribute:@"text-color"] cssString];
-
-    if (CPFeatureIsCompatible(CPInputSetFontOutsideOfDOM))
-        element.style.font = [font cssString];
-
-    element.style.zIndex = 1000;
-
-    switch ([self alignment])
-    {
-        case CPCenterTextAlignment:
-            element.style.textAlign = "center";
-            break;
-
-        case CPRightTextAlignment:
-            element.style.textAlign = "right";
-            break;
-
-        default:
-            element.style.textAlign = "left";
-    }
-
-    var contentRect = [self contentRectForBounds:[self bounds]],
-        verticalAlign = [self currentValueForThemeAttribute:"vertical-alignment"];
-
-    switch (verticalAlign)
-    {
-        case CPTopVerticalTextAlignment:
-            var topPoint = CGRectGetMinY(contentRect) + "px";
-            break;
-
-        case CPCenterVerticalTextAlignment:
-            var topPoint = (CGRectGetMidY(contentRect) - (lineHeight / 2)) + "px";
-            break;
-
-        case CPBottomVerticalTextAlignment:
-            var topPoint = (CGRectGetMaxY(contentRect) - lineHeight) + "px";
-            break;
-
-        default:
-            var topPoint = CGRectGetMinY(contentRect) + "px";
-            break;
-    }
-
-    element.style.top = topPoint;
-
-    var left = CGRectGetMinX(contentRect);
-
-    // If the browser has a built in left padding, compensate for it. We need the input text to be exactly on top of the original text.
-    if (CPFeatureIsCompatible(CPInput1PxLeftPadding))
-        left -= 1;
-
-    element.style.left = left + "px";
-    element.style.width = CGRectGetWidth(contentRect) + "px";
-    element.style.height = ROUND(lineHeight) + "px";
-    element.style.lineHeight = ROUND(lineHeight) + "px";
-    element.style.verticalAlign = "top";
-    element.style.cursor = "auto";
-
     _DOMElement.appendChild(element);
 
-    // The font change above doesn't work for some browsers if the element isn't already appendChild'ed.
-    if (!CPFeatureIsCompatible(CPInputSetFontOutsideOfDOM))
-        element.style.font = [font cssString];
-
     CPTextFieldInputIsActive = YES;
 
     if (document.attachEvent)
@@ -687,6 +688,81 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     return YES;
 }
 
+/*!
+    Set the css style for the input element of the textField
+    @ignore
+*/
+- (void)_setCSSStyleForInputElement
+{
+#if PLATFORM(DOM)
+
+    var element       = [self _inputElement],
+        font          = [self currentValueForThemeAttribute:@"font"],
+        lineHeight    = [font defaultLineHeightForFont],
+        contentRect   = [self contentRectForBounds:[self bounds]],
+        verticalAlign = [self currentValueForThemeAttribute:"vertical-alignment"],
+        left          = CGRectGetMinX(contentRect);
+
+    // If the browser has a built in left padding, compensate for it. We need the input text to be exactly on top of the original text.
+    if (CPFeatureIsCompatible(CPInput1PxLeftPadding))
+        left -= 1;
+
+    switch (verticalAlign)
+    {
+        case CPTopVerticalTextAlignment:
+            var topPoint = CGRectGetMinY(contentRect) + "px";
+            break;
+
+        case CPCenterVerticalTextAlignment:
+            var topPoint = (CGRectGetMidY(contentRect) - (lineHeight / 2)) + "px";
+            break;
+
+        case CPBottomVerticalTextAlignment:
+            var topPoint = (CGRectGetMaxY(contentRect) - lineHeight) + "px";
+            break;
+
+        default:
+            var topPoint = CGRectGetMinY(contentRect) + "px";
+            break;
+    }
+
+    if ([self hasThemeState:CPTextFieldStatePlaceholder])
+        element.style.color = [[self valueForThemeAttribute:@"text-color" inState:CPTextFieldStatePlaceholder] cssString];
+    else
+        element.style.color = [[self valueForThemeAttribute:@"text-color" inState:CPThemeStateEditing] cssString];
+
+    switch ([self alignment])
+    {
+        case CPCenterTextAlignment:
+            element.style.textAlign = "center";
+            break;
+
+        case CPRightTextAlignment:
+            element.style.textAlign = "right";
+            break;
+
+        default:
+            element.style.textAlign = "left";
+    }
+
+    var isTextArea  = element.nodeName.toUpperCase() == "TEXTAREA";
+
+    element.style.zIndex        = 1000;
+    element.style.top           = topPoint;
+    element.style.lineHeight    = ROUND(lineHeight) + "px";
+    element.style.height        = isTextArea ? CGRectGetHeight(contentRect) + "px" : ROUND(lineHeight) + "px";;
+    element.style.width         = CGRectGetWidth(contentRect) + "px";
+    element.style.left          = left + "px";
+    element.style.verticalAlign = "top";
+    element.style.cursor        = "auto";
+    element.style.font          = [font cssString];
+
+    if (isTextArea)
+        element.style.whiteSpace = _wraps ? "pre" : "nowrap";
+
+#endif
+}
+
 /*! @ignore */
 - (BOOL)resignFirstResponder
 {
@@ -790,6 +866,26 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     }
 }
 
+- (void)_removeObservers
+{
+    if (!_isObserving)
+        return;
+
+    [super _removeObservers];
+    [self _setObserveWindowKeyNotifications:NO];
+}
+
+- (void)_addObservers
+{
+    if (_isObserving)
+        return;
+
+    [super _addObservers];
+
+    if ([[self window] firstResponder] === self)
+        [self _setObserveWindowKeyNotifications:YES];
+}
+
 - (void)_windowDidResignKey:(CPNotification)aNotification
 {
     if (![[self window] isKeyWindow])
@@ -818,7 +914,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     {
         var acceptInvalidValue = NO;
 
-        if ([_delegate respondsToSelector:@selector(control:didFailToFormatString:errorDescription:)])
+        if (_implementedDelegateMethods & CPTextFieldDelegate_control_didFailToFormatString_errorDescription_)
             acceptInvalidValue = [_delegate control:self didFailToFormatString:aValue errorDescription:error];
 
         if (acceptInvalidValue === NO)
@@ -858,6 +954,12 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     [self textDidChange:[CPNotification notificationWithName:CPControlTextDidChangeNotification object:self userInfo:nil]];
 }
 
+- (void)mouseMoved:(CPEvent)anEvent
+{
+    [super mouseMoved:anEvent];
+    [self _updateCursorForEvent:anEvent];
+}
+
 - (void)mouseDown:(CPEvent)anEvent
 {
     // Don't track! (ever?)
@@ -928,7 +1030,6 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     if (newValue !== _stringValue)
     {
         [self _setStringValue:newValue];
-
         [self _didEdit];
     }
 
@@ -938,13 +1039,20 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
 - (void)keyDown:(CPEvent)anEvent
 {
+    if (!([self isEnabled] && [self isEditable]))
+        return;
+
     // CPTextField uses an HTML input element to take the input so we need to
     // propagate the dom event so the element is updated. This has to be done
     // before interpretKeyEvents: though so individual commands have a chance
     // to override this (escape to clear the text in a search field for example).
     [[[self window] platformWindow] _propagateCurrentDOMEvent:YES];
 
+    // Set a flag so that key handling methods (such as deleteBackward:)
+    // know they were invoked from a user event.
+    _invokedByUserEvent = !!anEvent._DOMEvent;
     [self interpretKeyEvents:[anEvent]];
+    _invokedByUserEvent = NO;
 
     [[CPRunLoop currentRunLoop] limitDateForMode:CPDefaultRunLoopMode];
 }
@@ -1022,7 +1130,11 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
         range = [self selectedRange],
         element = [self _inputElement];
 
-    element.value = [element.value stringByReplacingCharactersInRange:[self selectedRange] withString:aCharacter];
+    // we don't need to do this in case of textarea
+    // or we will end up with 2 carriage returns
+    if (aCharacter != CPNewlineCharacter || element.nodeName.toUpperCase() != "TEXTAREA" || !CPFeatureIsCompatible(CPAltEnterTextAreaFeature))
+        element.value = [element.value stringByReplacingCharactersInRange:[self selectedRange] withString:aCharacter];
+
     [self _setStringValue:element.value];
 
     // NOTE: _stringValue is now the current input element value
@@ -1040,6 +1152,9 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     if ([note object] != self)
         return;
 
+    if (_implementedDelegateMethods & CPTextFieldDelegate_controlTextDidBlur_)
+        [_delegate controlTextDidBlur:note];
+
     [[CPNotificationCenter defaultCenter] postNotification:note];
 }
 
@@ -1049,6 +1164,9 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     if ([note object] != self)
         return;
 
+    if (_implementedDelegateMethods & CPTextFieldDelegate_controlTextDidFocus_)
+        [_delegate controlTextDidFocus:note];
+
     [[CPNotificationCenter defaultCenter] postNotification:note];
 }
 
@@ -1059,9 +1177,57 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
     [self _continuouslyReverseSetBinding];
 
+    if (_implementedDelegateMethods & CPTextFieldDelegate_controlTextDidChange_)
+        [_delegate controlTextDidChange:note];
+
     [super textDidChange:note];
 }
 
+- (void)textDidBeginEditing:(CPNotification)note
+{
+    //this looks to prevent false propagation of notifications for other objects
+    if ([note object] != self)
+        return;
+
+    if (_implementedDelegateMethods & CPTextFieldDelegate_controlTextDidBeginEditing_)
+        [_delegate controlTextDidBeginEditing:[[CPNotification alloc] initWithName:CPControlTextDidBeginEditingNotification object:self userInfo:@{"CPFieldEditor": [note object]}]]
+
+    [super textDidBeginEditing:note];
+}
+
+- (void)textDidEndEditing:(CPNotification)note
+{
+    //this looks to prevent false propagation of notifications for other objects
+    if ([note object] != self)
+        return;
+
+    [super textDidEndEditing:note];
+
+    if (_implementedDelegateMethods & CPTextFieldDelegate_controlTextDidEndEditing_)
+        [_delegate controlTextDidEndEditing:note];
+}
+
+- (void)_updateCursorForEvent:(CPEvent)anEvent
+{
+    var frame = CGRectMakeCopy([self frame]),
+        contentInset = [self currentValueForThemeAttribute:@"content-inset"];
+
+    frame = [[self superview] convertRectToBase:CGRectInsetByInset(frame, contentInset)];
+
+    if ([self isEnabled] && ([self isSelectable] || [self isEditable]) && CGRectContainsPoint(frame, [anEvent locationInWindow]))
+    {
+#if PLATFORM(DOM)
+        self._DOMElement.style.cursor = "text";
+#endif
+    }
+    else
+    {
+#if PLATFORM(DOM)
+        self._DOMElement.style.cursor = "default";
+#endif
+    }
+}
+
 /*!
     Returns the string in the text field.
 */
@@ -1118,12 +1284,17 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 }
 
 - (void)setObjectValue:(id)aValue
+{
+    [self _setObjectValue:aValue useFormatter:YES];
+}
+
+- (void)_setObjectValue:(id)aValue useFormatter:(BOOL)useFormatter
 {
     [super setObjectValue:aValue];
 
     var formatter = [self formatter];
 
-    if (formatter)
+    if (useFormatter && formatter)
     {
         // If there is a formatter, make sure the object value can be formatted successfully
         var formattedString = [self hasThemeState:CPThemeStateEditing] ? [formatter editingStringForObjectValue:aValue] : [formatter stringForObjectValue:aValue];
@@ -1148,7 +1319,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
 #if PLATFORM(DOM)
 
-    if (CPTextFieldInputOwner === self || [[self window] firstResponder] === self)
+    if ((CPTextFieldInputOwner === self || [[self window] firstResponder] === self) && [[self window] isKeyWindow])
         [self _inputElement].value = _stringValue;
 
 #endif
@@ -1158,7 +1329,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
 - (void)_updatePlaceholderState
 {
-    if ((!_stringValue || _stringValue.length === 0) && ![self hasThemeState:CPThemeStateEditing])
+    if (!_stringValue || _stringValue.length === 0)
         [self setThemeState:CPTextFieldStatePlaceholder];
     else
         [self unsetThemeState:CPTextFieldStatePlaceholder];
@@ -1508,7 +1679,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
     var selectedRange = [self selectedRange];
 
-    if (selectedRange.length < 1)
+    if (selectedRange.length === 0)
     {
         if (selectedRange.location < 1)
             return;
@@ -1518,19 +1689,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
         selectedRange.length += 1;
     }
 
-    var newValue = [_stringValue stringByReplacingCharactersInRange:selectedRange withString:""];
-
-    [self setStringValue:newValue];
-    [self setSelectedRange:CPMakeRange(selectedRange.location, 0)];
-    [self _didEdit];
-
-#if PLATFORM(DOM)
-    // Since we just performed the deletion manually, we don't need the browser to do anything else.
-    // (Previously we would allow the event to propagate for the browser to delete 1 character only,
-    // and we'd delete the rest manually. But this meant that if deleteBackward: was called without
-    // it being a browser backspace event, 1 character would be left behind.)
-    [[[self window] platformWindow] _propagateCurrentDOMEvent:NO];
-#endif
+    [self _replaceCharactersInRange:selectedRange withCharacters:@""];
 }
 
 - (void)delete:(id)sender
@@ -1544,16 +1703,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     if (selectedRange.length < 1)
         return;
 
-    var newValue = [_stringValue stringByReplacingCharactersInRange:selectedRange withString:""];
-
-    [self setStringValue:newValue];
-    [self setSelectedRange:CPMakeRange(selectedRange.location, 0)];
-    [self _didEdit];
-
-#if PLATFORM(DOM)
-    // Since we just performed the deletion manually, we don't need the browser to do anything else.
-    [[[self window] platformWindow] _propagateCurrentDOMEvent:NO];
-#endif
+    [self _replaceCharactersInRange:selectedRange withCharacters:@""];
 }
 
 - (void)deleteForward:(id)sender
@@ -1563,79 +1713,67 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
     var selectedRange = [self selectedRange];
 
-    if (selectedRange.length < 1)
+    if (selectedRange.length === 0)
     {
-        if (selectedRange.location + 1 >= _stringValue.length)
+        if (selectedRange.location >= _stringValue.length)
             return;
 
+        // Delete a single element forward from the insertion point if there's no selection.
         selectedRange.length += 1;
     }
 
-    var newValue = [_stringValue stringByReplacingCharactersInRange:selectedRange withString:""];
+    [self _replaceCharactersInRange:selectedRange withCharacters:@""];
+}
 
-    [self setStringValue:newValue];
-    [self setSelectedRange:CPMakeRange(selectedRange.location, 0)];
-    [self _didEdit];
+- (void)_replaceCharactersInRange:(CPRange)range withCharacters:(CPString)characters
+{
+    var newValue = [_stringValue stringByReplacingCharactersInRange:range withString:characters];
+
+    if (_invokedByUserEvent)
+    {
+        [self _setStringValue:newValue];
+    }
+    else
+    {
+        [self _setObjectValue:newValue useFormatter:NO];
+        [self setSelectedRange:CPMakeRange(range.location, 0)];
 
 #if PLATFORM(DOM)
-    // Since we just performed the deletion manually, we don't need the browser to do anything else.
-    [[[self window] platformWindow] _propagateCurrentDOMEvent:NO];
+        // Since we just performed the deletion manually, we don't need the browser to do anything else.
+        [[[self window] platformWindow] _propagateCurrentDOMEvent:NO];
 #endif
+    }
+
+    [self _didEdit];
 }
 
 #pragma mark Setting the Delegate
 
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPTextFieldDelegate>)aDelegate
 {
-    var defaultCenter = [CPNotificationCenter defaultCenter];
-
-    //unsubscribe the existing delegate if it exists
-    if (_delegate)
-    {
-        [defaultCenter removeObserver:_delegate name:CPControlTextDidBeginEditingNotification object:self];
-        [defaultCenter removeObserver:_delegate name:CPControlTextDidChangeNotification object:self];
-        [defaultCenter removeObserver:_delegate name:CPControlTextDidEndEditingNotification object:self];
-        [defaultCenter removeObserver:_delegate name:CPTextFieldDidFocusNotification object:self];
-        [defaultCenter removeObserver:_delegate name:CPTextFieldDidBlurNotification object:self];
-    }
+    if (_delegate === aDelegate)
+        return;
 
     _delegate = aDelegate;
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(control:didFailToFormatString:errorDescription:)])
+        _implementedDelegateMethods |= CPTextFieldDelegate_control_didFailToFormatString_errorDescription_
 
     if ([_delegate respondsToSelector:@selector(controlTextDidBeginEditing:)])
-        [defaultCenter
-            addObserver:_delegate
-               selector:@selector(controlTextDidBeginEditing:)
-                   name:CPControlTextDidBeginEditingNotification
-                 object:self];
+        _implementedDelegateMethods |= CPTextFieldDelegate_controlTextDidBeginEditing_;
 
     if ([_delegate respondsToSelector:@selector(controlTextDidChange:)])
-        [defaultCenter
-            addObserver:_delegate
-               selector:@selector(controlTextDidChange:)
-                   name:CPControlTextDidChangeNotification
-                 object:self];
-
+        _implementedDelegateMethods |= CPTextFieldDelegate_controlTextDidChange_;
 
     if ([_delegate respondsToSelector:@selector(controlTextDidEndEditing:)])
-        [defaultCenter
-            addObserver:_delegate
-               selector:@selector(controlTextDidEndEditing:)
-                   name:CPControlTextDidEndEditingNotification
-                 object:self];
+        _implementedDelegateMethods |= CPTextFieldDelegate_controlTextDidEndEditing_;
 
     if ([_delegate respondsToSelector:@selector(controlTextDidFocus:)])
-        [defaultCenter
-            addObserver:_delegate
-               selector:@selector(controlTextDidFocus:)
-                   name:CPTextFieldDidFocusNotification
-                 object:self];
+        _implementedDelegateMethods |= CPTextFieldDelegate_controlTextDidFocus_;
 
     if ([_delegate respondsToSelector:@selector(controlTextDidBlur:)])
-        [defaultCenter
-            addObserver:_delegate
-               selector:@selector(controlTextDidBlur:)
-                   name:CPTextFieldDidBlurNotification
-                 object:self];
+        _implementedDelegateMethods |= CPTextFieldDelegate_controlTextDidBlur_;
 }
 
 - (id)delegate
@@ -1705,7 +1843,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
     if (contentView)
     {
-        [contentView setHidden:[self hasThemeState:CPThemeStateEditing]];
+        [contentView setHidden:(_stringValue && _stringValue.length > 0) && [self hasThemeState:CPThemeStateEditing]];
 
         var string = "";
 
@@ -1729,6 +1867,9 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
         [contentView setTextShadowColor:[self currentValueForThemeAttribute:@"text-shadow-color"]];
         [contentView setTextShadowOffset:[self currentValueForThemeAttribute:@"text-shadow-offset"]];
     }
+
+    if (_isEditing)
+        [self _setCSSStyleForInputElement];
 }
 
 - (void)takeValueFromKeyPath:(CPString)aKeyPath ofObjects:(CPArray)objects
@@ -1749,6 +1890,20 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
 
 #pragma mark Overrides
 
+/*!
+    Sets the text color of the receiver.
+
+    @param aColor - A CPColor object.
+*/
+- (void)setTextColor:(CPColor)aColor
+{
+    // We don't want to change the text-color of the placeHolder of the textField
+    var placeholderColor = [self valueForThemeAttribute:@"text-color" inState:CPTextFieldStatePlaceholder];
+
+    [super setTextColor:aColor];
+    [self setValue:placeholderColor forThemeAttribute:@"text-color" inState:CPTextFieldStatePlaceholder];
+}
+
 - (void)viewDidHide
 {
     [super viewDidHide];
@@ -1795,7 +1950,7 @@ CPTextFieldStatePlaceholder = CPThemeState("placeholder");
     if (!wind)
         return NO;
 
-    var frame = [self convertRectToBase:[self bounds]],
+    var frame = [self convertRectToBase:[self contentRectForBounds:[self bounds]]],
         usableRect = [[wind platformWindow] usableContentFrame];
 
     frame.origin = [wind convertBaseToGlobal:frame.origin];
@@ -1827,7 +1982,11 @@ var CPTextFieldIsEditableKey            = "CPTextFieldIsEditableKey",
     CPTextFieldLineBreakModeKey         = "CPTextFieldLineBreakModeKey",
     CPTextFieldAlignmentKey             = "CPTextFieldAlignmentKey",
     CPTextFieldBackgroundColorKey       = "CPTextFieldBackgroundColorKey",
-    CPTextFieldPlaceholderStringKey     = "CPTextFieldPlaceholderStringKey";
+    CPTextFieldPlaceholderStringKey     = "CPTextFieldPlaceholderStringKey",
+    CPTextFieldUsesSingleLineMode       = "CPTextFieldUsesSingleLineMode",
+    CPTextFieldWraps                    = "CPTextFieldWraps",
+    CPTextFieldScrolls                  = "CPTextFieldScrolls";
+
 
 @implementation CPTextField (CPCoding)
 
@@ -1853,6 +2012,10 @@ var CPTextFieldIsEditableKey            = "CPTextFieldIsEditableKey",
         [self setAlignment:[aCoder decodeIntForKey:CPTextFieldAlignmentKey]];
 
         [self setPlaceholderString:[aCoder decodeObjectForKey:CPTextFieldPlaceholderStringKey]];
+
+        [self _setUsesSingleLineMode:[aCoder decodeBoolForKey:CPTextFieldUsesSingleLineMode]];
+        [self _setWraps:[aCoder decodeBoolForKey:CPTextFieldWraps]];
+        [self _setScrolls:[aCoder decodeBoolForKey:CPTextFieldScrolls]];
     }
 
     return self;
@@ -1877,6 +2040,10 @@ var CPTextFieldIsEditableKey            = "CPTextFieldIsEditableKey",
     [aCoder encodeInt:[self alignment] forKey:CPTextFieldAlignmentKey];
 
     [aCoder encodeObject:_placeholderString forKey:CPTextFieldPlaceholderStringKey];
+
+    [aCoder encodeBool:_usesSingleLineMode forKey:CPTextFieldUsesSingleLineMode];
+    [aCoder encodeBool:_wraps forKey:CPTextFieldWraps];
+    [aCoder encodeBool:_scrolls forKey:CPTextFieldScrolls];
 }
 
 @end
@@ -1907,6 +2074,23 @@ var CPTextFieldIsEditableKey            = "CPTextFieldIsEditableKey",
     [_source setObjectValue:aValue];
 }
 
+- (void)reverseSetValueFor:(CPString)aBinding
+{
+    var destination = [_info objectForKey:CPObservedObjectKey],
+        keyPath     = [_info objectForKey:CPObservedKeyPathKey],
+        options     = [_info objectForKey:CPOptionsKey],
+        newValue    = [self valueForBinding:aBinding],
+        value       = [destination valueForKeyPath:keyPath];
+
+    if (CPIsControllerMarker(value) && newValue === nil) return;
+
+    newValue = [self reverseTransformValue:newValue withOptions:options];
+
+    [self suppressSpecificNotificationFromObject:destination keyPath:keyPath];
+    [destination setValue:newValue forKeyPath:keyPath];
+    [self unsuppressSpecificNotificationFromObject:destination keyPath:keyPath];
+}
+
 @end
 
 @implementation _CPTextFieldPatternValueBinder : CPValueWithPatternBinding

AppKit/CPTheme.j

@@ -26,6 +26,7 @@
 @import <Foundation/CPKeyedUnarchiver.j>
 
 @class CPView
+@class _CPThemeAttribute
 
 var CPThemesByName          = { },
     CPThemeDefaultTheme     = nil,
@@ -240,7 +241,7 @@ var CPThemesByName          = { },
     @param aClass The themed class in which to look for the attribute
     @return       A value or nil
 */
-- (id)valueForAttributeWithName:(CPString)aName inState:(CPThemeState)aState forClass:(id)aClass
+- (id)valueForAttributeWithName:(CPString)aName inState:(ThemeState)aState forClass:(id)aClass
 {
     var attribute = [self attributeWithName:aName forClass:aClass];
 
@@ -314,6 +315,164 @@ var CPThemeNameKey          = @"CPThemeNameKey",
 
 @end
 
+/*!
+ * ThemeStates are immutable objects representing a particular ThemeState.  Applications should never be creating
+ * ThemeStates directly but should instead use the CPThemeState function.
+ */
+function ThemeState(stateNames)
+{
+    var stateNameKeys = [];
+    this._stateNames = {};
+
+    for (key in stateNames)
+    {
+        if (!stateNames.hasOwnProperty(key))
+            continue;
+        if (key !== 'normal')
+        {
+            this._stateNames[key] = true;
+            stateNameKeys.push(key);
+        }
+    }
+
+    if (stateNameKeys.length === 0)
+    {
+        stateNameKeys.push('normal');
+        this._stateNames['normal'] = true;
+    }
+
+    stateNameKeys.sort();
+    this._stateNameString = stateNameKeys[0];
+
+    var stateNameLength = stateNameKeys.length;
+    for (var stateIndex = 1; stateIndex < stateNameLength; stateIndex++)
+        this._stateNameString = this._stateNameString + "+" + stateNameKeys[stateIndex];
+    this._stateNameCount = stateNameLength;
+}
+
+ThemeState.prototype.toString = function()
+{
+    return this._stateNameString;
+}
+
+ThemeState.prototype.hasThemeState = function(aState)
+{
+    if (!aState || !aState._stateNames)
+        return false;
+
+    // We can do this in O(n) because both states have their stateNames already sorted.
+    for (var stateName in aState._stateNames)
+    {
+        if (!aState._stateNames.hasOwnProperty(stateName))
+            continue;
+
+        if (!this._stateNames[stateName])
+            return false;
+    }
+    return true;
+}
+
+ThemeState.prototype.isSubsetOf = function(aState)
+{
+    if (aState._stateNameCount < this._stateNameCount)
+        return false;
+
+    for (var key in this._stateNames)
+    {
+        if (!this._stateNames.hasOwnProperty(key))
+            continue;
+
+        if (!aState._stateNames[key])
+            return false;
+    }
+    return true;
+}
+
+ThemeState.prototype.without = function(aState)
+{
+    if (!aState || aState === [CPNull null])
+        return this;
+
+    var newStates = {};
+    for (var stateName in this._stateNames)
+    {
+        if (!this._stateNames.hasOwnProperty(stateName))
+            continue;
+
+        if (!aState._stateNames[stateName])
+            newStates[stateName] = true;
+    }
+
+    return ThemeState._cacheThemeState(new ThemeState(newStates));
+}
+
+ThemeState.prototype.and  = function(aState)
+{
+    return CPThemeState(this, aState);
+}
+
+var CPThemeStates = {};
+
+ThemeState._cacheThemeState = function(aState)
+{
+    // We do this caching so themeState equality works.  Basically, doing CPThemeState('foo+bar') === CPThemeState('bar', 'foo') will return true.
+    var themeState = CPThemeStates[String(aState)];
+    if (themeState === undefined)
+    {
+        themeState = aState;
+        CPThemeStates[String(themeState)] = themeState;
+    }
+    return themeState;
+}
+
+/*!
+ * This method can be called in multiple ways:
+ *    CPThemeState('state1') - creates a new CPThemeState that corresponds to the string 'state1'
+ *    CPThemeState('state1', 'state2') - creates a new composite CPThemeState made up of both 'state1' or 'state2'
+ *    CPThemeState('state1+state2') - The same as CPThemeState('state1', 'state2')
+ *    CPThemeState(state1, state2) - creates a new composite CPThemeState made up of state1 and state2
+ *                                   where state1 and state2 are not strings but are themselves CPThemeStates.
+ */
+function CPThemeState()
+{
+    if (arguments.length < 1)
+        throw "CPThemeState() must be called with at least one string argument";
+
+    var themeState;
+    if (arguments.length === 1 && typeof arguments[0] === 'string')
+    {
+        themeState = CPThemeStates[arguments[0]];
+        if (themeState !== undefined)
+            return themeState;
+    }
+
+    var stateNames = {};
+    for (var argIndex = 0; argIndex < arguments.length; argIndex++)
+    {
+        if (arguments[argIndex] === [CPNull null] || !arguments[argIndex])
+            continue;
+
+        if (typeof arguments[argIndex] === 'object')
+        {
+            for (var stateName in arguments[argIndex]._stateNames)
+            {
+                if (!arguments[argIndex]._stateNames.hasOwnProperty(stateName))
+                    continue;
+                stateNames[stateName] = true;
+            }
+        }
+        else
+        {
+            var allNames = arguments[argIndex].split('+');
+            for (var nameIndex = 0; nameIndex < allNames.length; nameIndex++)
+                stateNames[allNames[nameIndex]] = true;
+        }
+    }
+
+    themeState = ThemeState._cacheThemeState(new ThemeState(stateNames));
+    return themeState;
+}
+
 @implementation _CPThemeKeyedUnarchiver : CPKeyedUnarchiver
 {
     CPBundle    _bundle;
@@ -341,88 +500,28 @@ var CPThemeNameKey          = @"CPThemeNameKey",
 
 @end
 
-var CPThemeStates       = {},
-    CPThemeStateNames   = {},
-    CPThemeStateCount   = 0;
-
-function CPThemeState(aStateName)
-{
-    var state = CPThemeStates[aStateName];
-
-    if (state === undefined)
-    {
-        if (aStateName.indexOf('+') === -1)
-            state = 1 << CPThemeStateCount++;
-        else
-        {
-            var state = 0,
-                states = aStateName.split('+'),
-                count = states.length;
-
-            while (count--)
-            {
-                var stateName = states[count],
-                    individualState = CPThemeStates[stateName];
-
-                if (individualState === undefined)
-                {
-                    individualState = 1 << CPThemeStateCount++;
-                    CPThemeStates[stateName] = individualState;
-                    CPThemeStateNames[individualState] = stateName;
-                }
-
-                state |= individualState;
-            }
-        }
-
-        CPThemeStates[aStateName] = state;
-        CPThemeStateNames[state] = aStateName;
-    }
-
-    return state;
-}
-
-function CPThemeStateName(aState)
-{
-    var name = CPThemeStateNames[aState];
-
-    if (name !== undefined)
-        return name;
-
-    if (!(aState & (aState - 1)))
-        return "";
-
-    var state = 1,
-        name = "";
-
-    for (; state < aState; state <<= 1)
-        if (aState & state)
-            name += (name.length === 0 ? '' : '+') + CPThemeStateNames[state];
-
-    CPThemeStateNames[aState] = name;
-
-    return name;
-}
-
-CPThemeStateNames[0]         = "normal";
-CPThemeStateNormal           = CPThemeStates["normal"] = 0;
-CPThemeStateDisabled         = CPThemeState("disabled");
-CPThemeStateHovered          = CPThemeState("hovered");
-CPThemeStateHighlighted      = CPThemeState("highlighted");
-CPThemeStateSelected         = CPThemeState("selected");
-CPThemeStateTableDataView    = CPThemeState("tableDataView");
-CPThemeStateSelectedDataView = CPThemeState("selectedTableDataView");
-CPThemeStateGroupRow         = CPThemeState("CPThemeStateGroupRow");
-CPThemeStateBezeled          = CPThemeState("bezeled");
-CPThemeStateBordered         = CPThemeState("bordered");
-CPThemeStateEditable         = CPThemeState("editable");
-CPThemeStateEditing          = CPThemeState("editing");
-CPThemeStateVertical         = CPThemeState("vertical");
-CPThemeStateDefault          = CPThemeState("default");
-CPThemeStateCircular         = CPThemeState("circular");
-CPThemeStateAutocompleting   = CPThemeState("autocompleting");
-CPThemeStateMainWindow       = CPThemeState("mainWindow");
-CPThemeStateKeyWindow        = CPThemeState("keyWindow");
+CPThemeStateNormal              = CPThemeState("normal");
+CPThemeStateDisabled            = CPThemeState("disabled");
+CPThemeStateHovered             = CPThemeState("hovered");
+CPThemeStateHighlighted         = CPThemeState("highlighted");
+CPThemeStateSelected            = CPThemeState("selected");
+CPThemeStateTableDataView       = CPThemeState("tableDataView");
+CPThemeStateSelectedDataView    = CPThemeState("selectedTableDataView");
+CPThemeStateGroupRow            = CPThemeState("CPThemeStateGroupRow");
+CPThemeStateBezeled             = CPThemeState("bezeled");
+CPThemeStateBordered            = CPThemeState("bordered");
+CPThemeStateEditable            = CPThemeState("editable");
+CPThemeStateEditing             = CPThemeState("editing");
+CPThemeStateVertical            = CPThemeState("vertical");
+CPThemeStateDefault             = CPThemeState("default");
+CPThemeStateCircular            = CPThemeState("circular");
+CPThemeStateAutocompleting      = CPThemeState("autocompleting");
+CPThemeStateFirstResponder      = CPThemeState("firstResponder");
+CPThemeStateMainWindow          = CPThemeState("mainWindow");
+CPThemeStateKeyWindow           = CPThemeState("keyWindow");
+CPThemeStateControlSizeRegular  = CPThemeState("controlSizeRegular");
+CPThemeStateControlSizeSmall    = CPThemeState("controlSizeSmall");
+CPThemeStateControlSizeMini     = CPThemeState("controlSizeMini");
 
 @implementation _CPThemeAttribute : CPObject
 {
@@ -464,11 +563,6 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
     return [_values count] > 0;
 }
 
-- (BOOL)isTrivial
-{
-    return ([_values count] === 1) && (Number([_values allKeys][0]) === CPThemeStateNormal);
-}
-
 - (void)setValue:(id)aValue
 {
     _cache = {};
@@ -479,7 +573,7 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
         _values = @{ String(CPThemeStateNormal): aValue };
 }
 
-- (void)setValue:(id)aValue forState:(CPThemeState)aState
+- (void)setValue:(id)aValue forState:(ThemeState)aState
 {
     _cache = { };
 
@@ -494,44 +588,34 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
     return [self valueForState:CPThemeStateNormal];
 }
 
-- (id)valueForState:(CPThemeState)aState
+- (id)valueForState:(ThemeState)aState
 {
-    var value = _cache[aState];
+    var stateName = String(aState),
+        value = _cache[stateName];
 
     // This can be nil.
     if (value !== undefined)
         return value;
 
-    value = [_values objectForKey:String(aState)];
+    value = [_values objectForKey:stateName];
 
-    // If we don't have a value, and we have a non-normal state...
-    if ((value === undefined || value === nil) && aState !== CPThemeStateNormal)
+    if (value === undefined || value === nil)
     {
-        // If this is a composite state (not a power of 2), find the closest partial subset match.
-        if (aState & (aState - 1))
+        // If this is a composite state, find the closest partial subset match.
+        if (aState._stateNameCount > 1)
         {
-            var highestOneCount = 0,
-                states = [_values allKeys],
-                count = states.length;
+            var states = [_values allKeys],
+                count = states.length,
+                largestThemeState = 0;
 
             while (count--)
             {
-                // states[count] is a string!
-                var state = Number(states[count]);
+                var stateObject = CPThemeState(states[count]);
 
-                // A & B = A iff A < B
-                if ((state & aState) === state)
+                if (stateObject.isSubsetOf(aState) && stateObject._stateNameCount > largestThemeState)
                 {
-                    var oneCount = cachedNumberOfOnes[state];
-
-                    if (oneCount === undefined)
-                        oneCount = numberOfOnes(state);
-
-                    if (oneCount > highestOneCount)
-                    {
-                        highestOneCount = oneCount;
-                        value = [_values objectForKey:String(state)];
-                    }
+                    value = [_values objectForKey:states[count]];
+                    largestThemeState = stateObject._stateNameCount;
                 }
             }
         }
@@ -554,7 +638,7 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
             value = nil;
     }
 
-    _cache[aState] = value;
+    _cache[stateName] = value;
 
     return value;
 }
@@ -596,10 +680,10 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
 
         if ([aCoder containsValueForKey:@"value"])
         {
-            var state = CPThemeStateNormal;
+            var state = String(CPThemeStateNormal);
 
             if ([aCoder containsValueForKey:@"state"])
-                state = CPThemeState([aCoder decodeObjectForKey:@"state"]);
+                state = [aCoder decodeObjectForKey:@"state"];
 
             [_values setObject:[aCoder decodeObjectForKey:"value"] forKey:state];
         }
@@ -613,7 +697,7 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
             {
                 var key = keys[count];
 
-                [_values setObject:[encodedValues objectForKey:key] forKey:CPThemeState(key)];
+                [_values setObject:[encodedValues objectForKey:key] forKey:key];
             }
         }
     }
@@ -633,8 +717,8 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
     {
         var onlyKey = keys[0];
 
-        if (Number(onlyKey) !== CPThemeStateNormal)
-            [aCoder encodeObject:CPThemeStateName(Number(onlyKey)) forKey:@"state"];
+        if (onlyKey !== String(CPThemeStateNormal))
+            [aCoder encodeObject:onlyKey forKey:@"state"];
 
         [aCoder encodeObject:[_values objectForKey:onlyKey] forKey:@"value"];
     }
@@ -646,7 +730,7 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
         {
             var key = keys[count];
 
-            [encodedValues setObject:[_values objectForKey:key] forKey:CPThemeStateName(Number(key))];
+            [encodedValues setObject:[_values objectForKey:key] forKey:key];
         }
 
         [aCoder encodeObject:encodedValues forKey:@"values"];
@@ -655,35 +739,6 @@ CPThemeStateKeyWindow        = CPThemeState("keyWindow");
 
 @end
 
-var cachedNumberOfOnes = [  0 /*000000*/, 1 /*000001*/, 1 /*000010*/, 2 /*000011*/, 1 /*000100*/, 2 /*000101*/, 2 /*000110*/,
-                            3 /*000111*/, 1 /*001000*/, 2 /*001001*/, 2 /*001010*/, 3 /*001011*/, 2 /*001100*/, 3 /*001101*/,
-                            3 /*001110*/, 4 /*001111*/, 1 /*010000*/, 2 /*010001*/, 2 /*010010*/, 3 /*010011*/, 2 /*010100*/,
-                            3 /*010101*/, 3 /*010110*/, 4 /*010111*/, 2 /*011000*/, 3 /*011001*/, 3 /*011010*/, 4 /*011011*/,
-                            3 /*011100*/, 4 /*011101*/, 4 /*011110*/, 5 /*011111*/, 1 /*100000*/, 2 /*100001*/, 2 /*100010*/,
-                            3 /*100011*/, 2 /*100100*/, 3 /*100101*/, 3 /*100110*/, 4 /*100111*/, 2 /*101000*/, 3 /*101001*/,
-                            3 /*101010*/, 4 /*101011*/, 3 /*101100*/, 4 /*101101*/, 4 /*101110*/, 5 /*101111*/, 2 /*110000*/,
-                            3 /*110001*/, 3 /*110010*/, 4 /*110011*/, 3 /*110100*/, 4 /*110101*/, 4 /*110110*/, 5 /*110111*/,
-                            3 /*111000*/, 4 /*111001*/, 4 /*111010*/, 5 /*111011*/, 4 /*111100*/, 5 /*111101*/, 5 /*111110*/,
-                            6 /*111111*/ ];
-
-var numberOfOnes = function(aNumber)
-{
-    var count = 0,
-        slot = aNumber;
-
-    while (aNumber)
-    {
-        ++count;
-        aNumber &= (aNumber - 1);
-    }
-
-    cachedNumberOfOnes[slot] = count;
-
-    return count;
-};
-
-numberOfOnes.displayName = "numberOfOnes";
-
 function CPThemeAttributeEncode(aCoder, aThemeAttribute)
 {
     var values = aThemeAttribute._values,
@@ -694,7 +749,7 @@ function CPThemeAttributeEncode(aCoder, aThemeAttribute)
     {
         var state = [values allKeys][0];
 
-        if (Number(state) === 0)
+        if (state === String(CPThemeStateNormal))
         {
             [aCoder encodeObject:[values objectForKey:state] forKey:key];
 
@@ -723,7 +778,7 @@ function CPThemeAttributeDecode(aCoder, anAttributeName, aDefaultValue, aTheme,
     {
         var attribute = [aCoder decodeObjectForKey:key];
 
-        if (!attribute.isa || ![attribute isKindOfClass:[_CPThemeAttribute class]])
+        if (!attribute || !attribute.isa || ![attribute isKindOfClass:[_CPThemeAttribute class]])
         {
             var themeAttribute = [[_CPThemeAttribute alloc] initWithName:anAttributeName defaultValue:aDefaultValue];
 

AppKit/CPTokenField.j

@@ -33,10 +33,35 @@
 @import "CPTextField.j"
 @import "CPWindow_Constants.j"
 
+@class _CPTokenFieldTokenCloseButton
+@class _CPTokenFieldTokenDisclosureButton
+
 @global CPApp
 @global CPTextFieldDidFocusNotification
 @global CPTextFieldDidBlurNotification
 
+
+// TODO: should be conform to protocol CPTextFieldDelegate
+@protocol CPTokenFieldDelegate <CPObject>
+
+@optional
+- (BOOL)tokenField:(CPTokenField)tokenField hasMenuForRepresentedObject:(id)representedObject;
+- (CPArray)tokenField:(CPTokenField)tokenField completionsForSubstring:(CPString)substring indexOfToken:(CPInteger)tokenIndex indexOfSelectedItem:(CPInteger)selectedIndex;
+- (CPArray)tokenField:(CPTokenField)tokenField shouldAddObjects:(CPArray)tokens atIndex:(CPUInteger)index;
+- (CPMenu)tokenField:(CPTokenField)tokenField menuForRepresentedObject:(id)representedObject;
+- (CPString )tokenField:(CPTokenField)tokenField displayStringForRepresentedObject:(id)representedObject;
+- (id)tokenField:(CPTokenField)tokenField representedObjectForEditingString:(CPString)editingString;
+
+@end
+
+var CPTokenFieldDelegate_tokenField_hasMenuForRepresentedObject_                                = 1 << 1,
+    CPTokenFieldDelegate_tokenField_completionsForSubstring_indexOfToken_indexOfSelectedItem_   = 1 << 2,
+    CPTokenFieldDelegate_tokenField_shouldAddObjects_atIndex_                                   = 1 << 3,
+    CPTokenFieldDelegate_tokenField_menuForRepresentedObject_                                   = 1 << 4,
+    CPTokenFieldDelegate_tokenField_displayStringForRepresentedObject_                          = 1 << 5,
+    CPTokenFieldDelegate_tokenField_representedObjectForEditingString_                          = 1 << 6;
+
+
 #if PLATFORM(DOM)
 
 var CPTokenFieldDOMInputElement = nil,
@@ -64,23 +89,26 @@ CPTokenFieldDeleteButtonType     = 1;
 
 @implementation CPTokenField : CPTextField
 {
-    CPScrollView        _tokenScrollView;
-    int                 _shouldScrollTo;
+    CPScrollView                _tokenScrollView;
+    int                         _shouldScrollTo;
 
-    CPRange             _selectedRange;
+    CPRange                     _selectedRange;
 
-    _CPAutocompleteMenu _autocompleteMenu;
-    CGRect              _inputFrame;
+    _CPAutocompleteMenu         _autocompleteMenu;
+    CGRect                      _inputFrame;
 
-    CPTimeInterval      _completionDelay;
+    CPTimeInterval              _completionDelay;
 
-    CPCharacterSet      _tokenizingCharacterSet @accessors(property=tokenizingCharacterSet);
+    CPCharacterSet              _tokenizingCharacterSet @accessors(property=tokenizingCharacterSet);
 
-    CPEvent             _mouseDownEvent;
+    CPEvent                     _mouseDownEvent;
 
-    BOOL                _shouldNotifyTarget;
+    BOOL                        _shouldNotifyTarget;
 
-    int                 _buttonType @accessors(property=buttonType);
+    int                         _buttonType @accessors(property=buttonType);
+
+    id <CPTokenFieldDelegate>   _tokenFieldDelegate;
+    unsigned                    _implementedTokenFieldDelegateMethods;
 }
 
 + (CPCharacterSet)defaultTokenizingCharacterSet
@@ -140,6 +168,41 @@ CPTokenFieldDeleteButtonType     = 1;
     [self addSubview:_tokenScrollView];
 }
 
+#pragma mark -
+#pragma mark Delegate methods
+
+/*!
+    Set the delegate of the receiver
+*/
+- (void)setDelegate:(id <CPTokenFieldDelegate>)aDelegate
+{
+    if (_tokenFieldDelegate === aDelegate)
+        return;
+
+    _tokenFieldDelegate = aDelegate;
+    _implementedTokenFieldDelegateMethods = 0;
+
+    if ([_tokenFieldDelegate respondsToSelector:@selector(tokenField:hasMenuForRepresentedObject:)])
+        _implementedTokenFieldDelegateMethods |= CPTokenFieldDelegate_tokenField_hasMenuForRepresentedObject_;
+
+    if ([_tokenFieldDelegate respondsToSelector:@selector(tokenField:completionsForSubstring:indexOfToken:indexOfSelectedItem:)])
+        _implementedTokenFieldDelegateMethods |= CPTokenFieldDelegate_tokenField_completionsForSubstring_indexOfToken_indexOfSelectedItem_;
+
+    if ([_tokenFieldDelegate respondsToSelector:@selector(tokenField:shouldAddObjects:atIndex:)])
+        _implementedTokenFieldDelegateMethods |= CPTokenFieldDelegate_tokenField_shouldAddObjects_atIndex_;
+
+    if ([_tokenFieldDelegate respondsToSelector:@selector(tokenField:menuForRepresentedObject:)])
+        _implementedTokenFieldDelegateMethods |= CPTokenFieldDelegate_tokenField_menuForRepresentedObject_;
+
+    if ([_tokenFieldDelegate respondsToSelector:@selector(tokenField:displayStringForRepresentedObject:)])
+        _implementedTokenFieldDelegateMethods |= CPTokenFieldDelegate_tokenField_displayStringForRepresentedObject_;
+
+    if ([_tokenFieldDelegate respondsToSelector:@selector(tokenField:representedObjectForEditingString:)])
+        _implementedTokenFieldDelegateMethods |= CPTokenFieldDelegate_tokenField_representedObjectForEditingString_;
+
+    [super setDelegate:_tokenFieldDelegate];
+}
+
 - (_CPAutocompleteMenu)_autocompleteMenu
 {
     if (!_autocompleteMenu)
@@ -321,6 +384,9 @@ CPTokenFieldDeleteButtonType     = 1;
 
 - (BOOL)becomeFirstResponder
 {
+    if (![super becomeFirstResponder])
+        return NO;
+
 #if PLATFORM(DOM)
     if (CPTokenFieldInputOwner && [CPTokenFieldInputOwner window] !== [self window])
         [[CPTokenFieldInputOwner window] makeFirstResponder:nil];
@@ -1185,12 +1251,10 @@ CPTokenFieldDeleteButtonType     = 1;
 */
 - (CPArray)_completionsForSubstring:(CPString)substring indexOfToken:(int)tokenIndex indexOfSelectedItem:(int)selectedIndex
 {
-    if ([[self delegate] respondsToSelector:@selector(tokenField:completionsForSubstring:indexOfToken:indexOfSelectedItem:)])
-    {
-        return [[self delegate] tokenField:self completionsForSubstring:substring indexOfToken:tokenIndex indexOfSelectedItem:selectedIndex];
-    }
+    if (!(_implementedTokenFieldDelegateMethods & CPTokenFieldDelegate_tokenField_completionsForSubstring_indexOfToken_indexOfSelectedItem_))
+        return [];
 
-    return [];
+    return [_tokenFieldDelegate tokenField:self completionsForSubstring:substring indexOfToken:tokenIndex indexOfSelectedItem:selectedIndex];
 }
 
 /*!
@@ -1199,6 +1263,7 @@ CPTokenFieldDeleteButtonType     = 1;
 - (CGPoint)_completionOrigin:(_CPAutocompleteMenu)anAutocompleteMenu
 {
     var relativeFrame = _inputFrame ? [[_tokenScrollView documentView] convertRect:_inputFrame toView:self ] : [self bounds];
+
     return CGPointMake(CGRectGetMinX(relativeFrame), CGRectGetMaxY(relativeFrame));
 }
 
@@ -1212,13 +1277,12 @@ CPTokenFieldDeleteButtonType     = 1;
 */
 - (CPString)_displayStringForRepresentedObject:(id)representedObject
 {
-    if ([[self delegate] respondsToSelector:@selector(tokenField:displayStringForRepresentedObject:)])
+    if (_implementedTokenFieldDelegateMethods & CPTokenFieldDelegate_tokenField_displayStringForRepresentedObject_)
     {
-        var stringForRepresentedObject = [[self delegate] tokenField:self displayStringForRepresentedObject:representedObject];
+        var stringForRepresentedObject = [_tokenFieldDelegate tokenField:self displayStringForRepresentedObject:representedObject];
+
         if (stringForRepresentedObject !== nil)
-        {
             return stringForRepresentedObject;
-        }
     }
 
     return representedObject;
@@ -1235,10 +1299,10 @@ CPTokenFieldDeleteButtonType     = 1;
 */
 - (CPArray)_shouldAddObjects:(CPArray)tokens atIndex:(int)index
 {
-    var  delegate = [self delegate];
-    if ([delegate respondsToSelector:@selector(tokenField:shouldAddObjects:atIndex:)])
+    if (_implementedTokenFieldDelegateMethods & CPTokenFieldDelegate_tokenField_shouldAddObjects_atIndex_)
     {
-        var approvedObjects = [delegate tokenField:self shouldAddObjects:tokens atIndex:index];
+        var approvedObjects = [_tokenFieldDelegate tokenField:self shouldAddObjects:tokens atIndex:index];
+
         if (approvedObjects !== nil)
             return approvedObjects;
     }
@@ -1257,10 +1321,10 @@ CPTokenFieldDeleteButtonType     = 1;
 */
 - (id)_representedObjectForEditingString:(CPString)aString
 {
-    var delegate = [self delegate];
-    if ([delegate respondsToSelector:@selector(tokenField:representedObjectForEditingString:)])
+    if (_implementedTokenFieldDelegateMethods & CPTokenFieldDelegate_tokenField_representedObjectForEditingString_)
     {
-        var token = [delegate tokenField:self representedObjectForEditingString:aString];
+        var token = [_tokenFieldDelegate tokenField:self representedObjectForEditingString:aString];
+
         if (token !== nil && token !== undefined)
             return token;
         // If nil was returned, assume the string is the represented object. The alternative would have been
@@ -1272,23 +1336,22 @@ CPTokenFieldDeleteButtonType     = 1;
 
 - (BOOL)_hasMenuForRepresentedObject:(id)aRepresentedObject
 {
-    var delegate = [self delegate];
-    if ([delegate respondsToSelector:@selector(tokenField:hasMenuForRepresentedObject:)] &&
-        [delegate respondsToSelector:@selector(tokenField:menuForRepresentedObject:)])
-        return [delegate tokenField:self hasMenuForRepresentedObject:aRepresentedObject];
+    if ((_implementedTokenFieldDelegateMethods & CPTokenFieldDelegate_tokenField_hasMenuForRepresentedObject_) &&
+        (_implementedTokenFieldDelegateMethods & CPTokenFieldDelegate_tokenField_menuForRepresentedObject_))
+        return [_tokenFieldDelegate tokenField:self hasMenuForRepresentedObject:aRepresentedObject];
 
     return NO;
 }
 
 - (CPMenu)_menuForRepresentedObject:(id)aRepresentedObject
 {
-    var delegate = [self delegate];
-    if ([delegate respondsToSelector:@selector(tokenField:hasMenuForRepresentedObject:)] &&
-        [delegate respondsToSelector:@selector(tokenField:menuForRepresentedObject:)])
+    if ((_implementedTokenFieldDelegateMethods & CPTokenFieldDelegate_tokenField_hasMenuForRepresentedObject_) &&
+        (_implementedTokenFieldDelegateMethods & CPTokenFieldDelegate_tokenField_menuForRepresentedObject_))
     {
-        var hasMenu = [delegate tokenField:self hasMenuForRepresentedObject:aRepresentedObject];
+        var hasMenu = [_tokenFieldDelegate tokenField:self hasMenuForRepresentedObject:aRepresentedObject];
+
         if (hasMenu)
-            return [delegate tokenField:self menuForRepresentedObject:aRepresentedObject] || nil;
+            return [_tokenFieldDelegate tokenField:self menuForRepresentedObject:aRepresentedObject] || nil;
     }
 
     return nil;
@@ -1389,12 +1452,15 @@ CPTokenFieldDeleteButtonType     = 1;
     [self setNeedsLayout];
 }
 
-- (BOOL)setThemeState:(CPThemeState)aState
+- (BOOL)setThemeState:(ThemeState)aState
 {
+   if (aState.isa && [aState isKindOfClass:CPArray])
+        aState = CPThemeState.apply(null, aState);
+
     var r = [super setThemeState:aState];
 
     // Share hover state with the disclosure and delete buttons.
-    if (aState & CPThemeStateHovered)
+    if (aState.hasThemeState(CPThemeStateHovered))
     {
         [_disclosureButton setThemeState:CPThemeStateHovered];
         [_deleteButton setThemeState:CPThemeStateHovered];
@@ -1403,12 +1469,15 @@ CPTokenFieldDeleteButtonType     = 1;
     return r;
 }
 
-- (BOOL)unsetThemeState:(CPThemeState)aState
+- (BOOL)unsetThemeState:(ThemeState)aState
 {
+   if (aState.isa && [aState isKindOfClass:CPArray])
+        aState = CPThemeState.apply(null, aState);
+
     var r = [super unsetThemeState:aState];
 
     // Share hover state with the disclosure and delete button.
-    if (aState & CPThemeStateHovered)
+    if (aState.hasThemeState(CPThemeStateHovered))
     {
         [_disclosureButton unsetThemeState:CPThemeStateHovered];
         [_deleteButton unsetThemeState:CPThemeStateHovered];

AppKit/CPToolbar.j

@@ -30,6 +30,15 @@
 
 @global CPApp
 
+var CPToolbarDelegate_toolbar_itemForItemIdentifier_willBeInsertedIntoToolbar_  = 1 << 0,
+    CPToolbarDelegate_toolbarAllowedItemIdentifiers_                            = 1 << 1,
+    CPToolbarDelegate_toolbarDefaultItemIdentifiers_                            = 1 << 2,
+    CPToolbarDelegate_toolbarDidRemoveItem_                                     = 1 << 3,
+    CPToolbarDelegate_toolbarSelectableItemIdentifiers_                         = 1 << 4,
+    CPToolbarDelegate_toolbarWillAddItem_                                       = 1 << 5;
+
+
+@typedef CPToolbarDisplayMode
 /*
     @global
     @group CPToolbarDisplayMode
@@ -51,7 +60,7 @@ CPToolbarDisplayModeIconOnly            = 2;
 */
 CPToolbarDisplayModeLabelOnly           = 3;
 
-
+@typedef CPToolbarSizeMode
 CPToolbarSizeModeDefault                = 0;
 CPToolbarSizeModeRegular                = 1;
 CPToolbarSizeModeSmall                  = 2;
@@ -59,6 +68,20 @@ CPToolbarSizeModeSmall                  = 2;
 var CPToolbarsByIdentifier              = nil,
     CPToolbarConfigurationsByIdentifier = nil;
 
+
+@protocol CPToolbarDelegate <CPObject>
+
+@optional
+- (CPToolbarItem)toolbar:(CPToolbar)toolbar itemForItemIdentifier:(CPString)itemIdentifier willBeInsertedIntoToolbar:(BOOL)flag;
+- (CPArray)toolbarAllowedItemIdentifiers:(CPToolbar)toolbar;
+- (CPArray)toolbarDefaultItemIdentifiers:(CPToolbar)toolbar;
+- (void)toolbarDidRemoveItem:(CPNotification)notification;
+- (CPArray)toolbarSelectableItemIdentifiers:(CPToolbar)toolbar;
+- (void)toolbarWillAddItem:(CPNotification)notification;
+
+@end
+
+
 /*!
     @ingroup appkit
     @class CPToolbar
@@ -89,14 +112,15 @@ var CPToolbarsByIdentifier              = nil,
 @implementation CPToolbar : CPObject
 {
     CPString                _identifier;
-    CPToolbarDisplayMode    _displayMode @accessors(property=displayMode);
+    CPToolbarDisplayMode    _displayMode                @accessors(property=displayMode);
     BOOL                    _showsBaselineSeparator;
     BOOL                    _allowsUserCustomization;
     BOOL                    _isVisible;
-    CPToolbarSizeMode       _sizeMode @accessors(property=sizeMode);
+    CPToolbarSizeMode       _sizeMode                   @accessors(property=sizeMode);
     int                     _desiredHeight;
 
-    id                      _delegate;
+    id <CPToolbarDelegate>  _delegate;
+    unsigned                _implementedDelegateMethods;
 
     CPArray                 _itemIdentifiers;
 
@@ -239,6 +263,25 @@ var CPToolbarsByIdentifier              = nil,
         return;
 
     _delegate = aDelegate;
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(toolbar:itemForItemIdentifier:willBeInsertedIntoToolbar:)])
+        _implementedDelegateMethods |= CPToolbarDelegate_toolbar_itemForItemIdentifier_willBeInsertedIntoToolbar_;
+
+    if ([_delegate respondsToSelector:@selector(toolbarAllowedItemIdentifiers:)])
+        _implementedDelegateMethods |= CPToolbarDelegate_toolbarAllowedItemIdentifiers_;
+
+    if ([_delegate respondsToSelector:@selector(toolbarDefaultItemIdentifiers:)])
+        _implementedDelegateMethods |= CPToolbarDelegate_toolbarDefaultItemIdentifiers_;
+
+    if ([_delegate respondsToSelector:@selector(toolbarDidRemoveItem:)])
+        _implementedDelegateMethods |= CPToolbarDelegate_toolbarDidRemoveItem_;
+
+    if ([_delegate respondsToSelector:@selector(toolbarSelectableItemIdentifiers:)])
+        _implementedDelegateMethods |= CPToolbarDelegate_toolbarSelectableItemIdentifiers_;
+
+    if ([_delegate respondsToSelector:@selector(toolbarWillAddItem:)])
+        _implementedDelegateMethods |= CPToolbarDelegate_toolbarWillAddItem_;
 
     [self _reloadToolbarItems];
 }
@@ -289,9 +332,9 @@ var CPToolbarsByIdentifier              = nil,
     // _defaultItems may have been loaded from Cib
     _itemIdentifiers = [_defaultItems valueForKey:@"itemIdentifier"] || [];
 
-    if ([_delegate respondsToSelector:@selector(toolbarDefaultItemIdentifiers:)])
+    if ([self _delegateRespondsToToolbarDefaultItemIdentifiers])
     {
-        var itemIdentifiersFromDelegate = [_delegate toolbarDefaultItemIdentifiers:self];
+        var itemIdentifiersFromDelegate = [self _sendDelegateToolbarDefaultItemIdentifiers];
 
         // If we get items both from the Cib and from the delegate method, put the delegate items before the
         // Cib ones.
@@ -316,7 +359,7 @@ var CPToolbarsByIdentifier              = nil,
             item = [_identifiedItems objectForKey:identifier];
 
         if (!item && _delegate)
-            item = [_delegate toolbar:self itemForItemIdentifier:identifier willBeInsertedIntoToolbar:YES];
+            item = [self _sendDelegateItemForItemIdentifier:identifier willBeInsertedIntoToolbar:YES];
 
         item = [item copy];
 
@@ -394,12 +437,14 @@ var CPToolbarsByIdentifier              = nil,
 - (id)_itemForItemIdentifier:(CPString)identifier willBeInsertedIntoToolbar:(BOOL)toolbar
 {
     var item = [_identifiedItems objectForKey:identifier];
+
     if (!item)
     {
         item = [CPToolbarItem _standardItemWithItemIdentifier:identifier];
+
         if (_delegate && !item)
         {
-            item = [[_delegate toolbar:self itemForItemIdentifier:identifier willBeInsertedIntoToolbar:toolbar] copy];
+            item = [[self _sendDelegateItemForItemIdentifier:identifier willBeInsertedIntoToolbar:toolbar] copy];
             if (!item)
                 [CPException raise:CPInvalidArgumentException
                             reason:@"Toolbar delegate " + _delegate + " returned nil toolbar item for identifier " + identifier];
@@ -424,11 +469,11 @@ var CPToolbarsByIdentifier              = nil,
 /* @ignore */
 - (id)_defaultToolbarItems
 {
-    if (!_defaultItems && [_delegate respondsToSelector:@selector(toolbarDefaultItemIdentifiers:)])
+    if (!_defaultItems && [self _delegateRespondsToToolbarDefaultItemIdentifiers])
     {
         _defaultItems = [];
 
-        var identifiers = [_delegate toolbarDefaultItemIdentifiers:self],
+        var identifiers = [self _sendDelegateToolbarDefaultItemIdentifiers],
             index = 0,
             count = [identifiers count];
 
@@ -800,7 +845,6 @@ var _CPToolbarItemInfoMake = function(anIndex, aView, aLabel, aMinWidth)
     var index = 0,
         count = _visibleItems.length,
         x = contentInset.left,
-        contentInset = [self valueForThemeAttribute:@"content-inset"],
         y = contentInset.top;
 
     for (; index < count; ++index)
@@ -1240,3 +1284,89 @@ var LABEL_MARGIN    = 2.0;
 }
 
 @end
+
+
+@implementation CPToolbar (CPToolbarDelegate)
+
+/*
+    @ignore
+    Return YES if the delegate implements toolbarDefaultItemIdentifiers:
+*/
+- (BOOL)_delegateRespondsToToolbarDefaultItemIdentifiers
+{
+    return _implementedDelegateMethods & CPToolbarDelegate_toolbarDefaultItemIdentifiers_;
+}
+
+/*!
+    @ignore
+    Call the delegate toolbar:itemForItemIdentifier:willBeInsertedIntoToolbar:
+*/
+- (CPToolbarItem)_sendDelegateItemForItemIdentifier:(CPString)itemIdentifier willBeInsertedIntoToolbar:(BOOL)flag
+{
+    if (!(_implementedDelegateMethods & CPToolbarDelegate_toolbar_itemForItemIdentifier_willBeInsertedIntoToolbar_))
+        return nil;
+
+    return [_delegate toolbar:self itemForItemIdentifier:itemIdentifier willBeInsertedIntoToolbar:flag];
+}
+
+/*!
+    @ignore
+    Call the delegate toolbarAllowedItemIdentifiers:
+*/
+- (CPArray)_sendDelegateToolbarAllowedItemIdentifiers
+{
+    if (!(_implementedDelegateMethods & CPToolbarDelegate_toolbarAllowedItemIdentifiers_))
+        return [];
+
+    return [_delegate toolbarAllowedItemIdentifiers:self];
+}
+
+/*!
+    @ignore
+    Call the delegate toolbarDefaultItemIdentifiers:
+*/
+- (CPArray)_sendDelegateToolbarDefaultItemIdentifiers
+{
+    if (!(_implementedDelegateMethods & CPToolbarDelegate_toolbarDefaultItemIdentifiers_))
+        return [];
+
+    return [_delegate toolbarDefaultItemIdentifiers:self];
+}
+
+/*!
+    @ignore
+    Call the delegate toolbarDidRemoveItem:
+*/
+- (void)_sendDelegateToolbarDidRemoveItem:(CPNotification)notification
+{
+    if (!(_delegate & CPToolbarDelegate_toolbarDidRemoveItem_))
+        return;
+
+    [_delegate toolbarDidRemoveItem:notification];
+}
+
+/*!
+    @ignore
+    Call the delegate toolbarSelectableItemIdentifiers:
+*/
+- (CPArray)_sendDelegateToolbarSelectableItemIdentifiers
+{
+    if (!(_implementedDelegateMethods & CPToolbarDelegate_toolbarSelectableItemIdentifiers_))
+        return [];
+
+    return [_delegate toolbarSelectableItemIdentifiers:self];
+}
+
+/*!
+    @ignore
+    Call the delegate toolbarWillAddItem:
+*/
+- (void)_sendDelegateToolbarWillAddItem:(CPNotification)notification
+{
+    if (!(_delegate & CPToolbarDelegate_toolbarWillAddItem_))
+        return;
+
+    [_delegate toolbarWillAddItem:notification];
+}
+
+@end

AppKit/CPView.j

@@ -40,9 +40,12 @@
 @class CPMenu
 @class CPClipView
 @class CPScrollView
+@class CALayer
 
 @global appkit_tag_dom_elements
 
+@typedef _CPViewFullScreenModeState
+
 #if PLATFORM(DOM)
 
 if (typeof(appkit_tag_dom_elements) !== "undefined" && appkit_tag_dom_elements)
@@ -172,6 +175,7 @@ var CPViewFlags                     = { },
     BOOL                _postsBoundsChangedNotifications;
     BOOL                _inhibitFrameAndBoundsChangedNotifications;
     BOOL                _inLiveResize;
+    BOOL                _isSuperviewAClipView;
 
 #if PLATFORM(DOM)
     DOMElement          _DOMElement;
@@ -228,6 +232,8 @@ var CPViewFlags                     = { },
     Function            _toolTipFunctionIn;
     Function            _toolTipFunctionOut;
     BOOL                _toolTipInstalled;
+
+    BOOL                _isObserving;
 }
 
 /*
@@ -343,6 +349,9 @@ var CPViewFlags                     = { },
         _scaleSize = CGSizeMake(1.0, 1.0);
         _isScaled = NO;
 
+        _theme = [CPTheme defaultTheme];
+        _themeState = CPThemeStateNormal;
+
 #if PLATFORM(DOM)
         _DOMElement = DOMElementPrototype.cloneNode(false);
         AppKitTagDOMElement(self, _DOMElement);
@@ -354,9 +363,6 @@ var CPViewFlags                     = { },
         _DOMImageSizes = [];
 #endif
 
-        _theme = [CPTheme defaultTheme];
-        _themeState = CPThemeStateNormal;
-
         [self _setupToolTipHandlers];
         [self _setupViewFlags];
 
@@ -508,8 +514,12 @@ var CPViewFlags                     = { },
         [CPException raise:CPInvalidArgumentException reason:"can't insert a subview in duplicate (probably partially decoded)"];
 #endif
 
+    // Notify the subview that it will be moving.
+    [aSubview viewWillMoveToSuperview:self];
+
     // We will have to adjust the z-index of all views starting at this index.
-    var count = _subviews.length;
+    var count = _subviews.length,
+        lastWindow;
 
     // Dirty the key view loop, in case the window wants to auto recalculate it
     [[self window] _dirtyKeyViewLoop];
@@ -537,14 +547,12 @@ var CPViewFlags                     = { },
     }
     else
     {
+        var superview = aSubview._superview;
+
+        lastWindow = [superview window];
+
         // Remove the view from its previous superview.
-        [aSubview removeFromSuperview];
-
-        // Set the subview's window to our own.
-        [aSubview _setWindow:_window];
-
-        // Notify the subview that it will be moving.
-        [aSubview viewWillMoveToSuperview:self];
+        [aSubview _removeFromSuperview];
 
         // Set ourselves as the superview.
         aSubview._superview = self;
@@ -579,6 +587,28 @@ var CPViewFlags                     = { },
 
     [aSubview viewDidMoveToSuperview];
 
+    // Set the subview's window to our own.
+    if (_window)
+        [aSubview _setWindow:_window];
+
+    if (!_window && lastWindow)
+        [aSubview _setWindow:nil];
+
+    // This method might be called before we are fully unarchived, in which case the theme state isn't set up yet
+    // and none of the below matters anyhow.
+    if (_themeState)
+    {
+        if ([self hasThemeState:CPThemeStateFirstResponder])
+            [aSubview _notifyViewDidBecomeFirstResponder];
+        else
+            [aSubview _notifyViewDidResignFirstResponder];
+
+        if ([self hasThemeState:CPThemeStateKeyWindow])
+            [aSubview _notifyWindowDidBecomeKey];
+        else
+            [aSubview _notifyWindowDidResignKey];
+    }
+
     [self didAddSubview:aSubview];
 }
 
@@ -595,6 +625,18 @@ var CPViewFlags                     = { },
     Does nothing if there's no container view.
 */
 - (void)removeFromSuperview
+{
+    var superview = _superview;
+
+    [self viewWillMoveToSuperview:nil];
+    [self _removeFromSuperview];
+    [self viewDidMoveToSuperview];
+
+    if (superview)
+        [self _setWindow:nil];
+}
+
+- (void)_removeFromSuperview
 {
     if (!_superview)
         return;
@@ -615,9 +657,10 @@ var CPViewFlags                     = { },
     if (!_isHidden && [_superview isHiddenOrHasHiddenAncestor])
         [self _notifyViewDidUnhide];
 
-    _superview = nil;
+    [self _notifyWindowDidResignKey];
+    [self _notifyViewDidResignFirstResponder];
 
-    [self _setWindow:nil];
+    _superview = nil;
 }
 
 /*!
@@ -627,14 +670,14 @@ var CPViewFlags                     = { },
 */
 - (void)replaceSubview:(CPView)aSubview with:(CPView)aView
 {
-    if (aSubview._superview !== self)
+    if (aSubview._superview !== self || aSubview === aView)
         return;
 
     var index = [_subviews indexOfObjectIdenticalTo:aSubview];
 
-    [aSubview removeFromSuperview];
-
     [self _insertSubview:aView atIndex:index];
+
+    [aSubview removeFromSuperview];
 }
 
 - (void)setSubviews:(CPArray)newSubviews
@@ -709,13 +752,10 @@ var CPViewFlags                     = { },
 /* @ignore */
 - (void)_setWindow:(CPWindow)aWindow
 {
-    if (_window === aWindow)
-        return;
-
     [[self window] _dirtyKeyViewLoop];
 
     // Clear out first responder if we're the first responder and leaving.
-    if ([_window firstResponder] === self)
+    if ([_window firstResponder] === self && _window != aWindow)
         [_window makeFirstResponder:nil];
 
     // Notify the view and its subviews
@@ -736,6 +776,11 @@ var CPViewFlags                     = { },
     while (count--)
         [_subviews[count] _setWindow:aWindow];
 
+    if ([_window isKeyWindow])
+        [self setThemeState:CPThemeStateKeyWindow];
+    else
+        [self unsetThemeState:CPThemeStateKeyWindow];
+
     [self viewDidMoveToWindow];
 
     [[self window] _dirtyKeyViewLoop];
@@ -780,6 +825,12 @@ var CPViewFlags                     = { },
 */
 - (void)viewWillMoveToSuperview:(CPView)aView
 {
+    _isSuperviewAClipView = [aView isKindOfClass:[CPClipView class]];
+
+    [self _removeObservers];
+
+    if (aView)
+        [self _addObservers];
 }
 
 /*!
@@ -798,6 +849,32 @@ var CPViewFlags                     = { },
 {
 }
 
+- (void)_removeObservers
+{
+    if (!_isObserving)
+        return;
+
+    var count = [_subviews count];
+
+    while (count--)
+        [_subviews[count] _removeObservers];
+
+    _isObserving = NO;
+}
+
+- (void)_addObservers
+{
+    if (_isObserving)
+        return;
+
+    var count = [_subviews count];
+
+    while (count--)
+        [_subviews[count] _addObservers];
+
+    _isObserving = YES;
+}
+
 /*!
     Returns the menu item containing the receiver or one of its ancestor views.
     @return a menu item, or \c nil if the view or one of its ancestors wasn't found
@@ -881,6 +958,9 @@ var CPViewFlags                     = { },
 
     if (_postsFrameChangedNotifications)
         [CachedNotificationCenter postNotificationName:CPViewFrameDidChangeNotification object:self];
+
+    if (_isSuperviewAClipView)
+        [[self superview] viewFrameChanged:[[CPNotification alloc] initWithName:CPViewFrameDidChangeNotification object:self userInfo:nil]];
 }
 
 /*!
@@ -943,6 +1023,9 @@ var CPViewFlags                     = { },
     if (_postsFrameChangedNotifications && !_inhibitFrameAndBoundsChangedNotifications)
         [CachedNotificationCenter postNotificationName:CPViewFrameDidChangeNotification object:self];
 
+    if (_isSuperviewAClipView && !_inhibitFrameAndBoundsChangedNotifications)
+        [[self superview] viewFrameChanged:[[CPNotification alloc] initWithName:CPViewFrameDidChangeNotification object:self userInfo:nil]];
+
 #if PLATFORM(DOM)
     var transform = _superview ? _superview._boundsTransform : NULL;
 
@@ -1001,7 +1084,8 @@ var CPViewFlags                     = { },
         else
         {
             var images = [[_backgroundColor patternImage] imageSlices],
-                partIndex = 0;
+                partIndex = 0,
+                frameSize = aSize;
 
             if (_backgroundType === BackgroundVerticalThreePartImage)
             {
@@ -1011,16 +1095,21 @@ var CPViewFlags                     = { },
                 // Make sure to repeat the top and bottom pieces horizontally if they're not the exact width needed.
                 if (top)
                 {
+                    CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], frameSize.width + "px", top + "px");
                     CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], size.width, top);
                     partIndex++;
                 }
                 if (_DOMImageSizes[1])
                 {
+                    var height = frameSize.height - top - bottom;
+
+                    CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], frameSize.width + "px", height + "px");
                     CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], size.width, size.height - top - bottom);
                     partIndex++;
                 }
                 if (bottom)
                 {
+                    CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], frameSize.width + "px", bottom + "px");
                     CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], size.width, bottom);
                 }
             }
@@ -1032,16 +1121,21 @@ var CPViewFlags                     = { },
                 // Make sure to repeat the left and right pieces vertically if they're not the exact height needed.
                 if (left)
                 {
+                    CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], left + "px", frameSize.height + "px");
                     CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], left, size.height);
                     partIndex++;
                 }
                 if (_DOMImageSizes[1])
                 {
+                    var width = (frameSize.width - left - right);
+
+                    CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], width + "px", frameSize.height + "px");
                     CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], size.width - left - right, size.height);
                     partIndex++;
                 }
                 if (right)
                 {
+                    CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], right + "px", frameSize.height + "px");
                     CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], right, size.height);
                 }
             }
@@ -1091,6 +1185,9 @@ var CPViewFlags                     = { },
 
     if (_postsFrameChangedNotifications && !_inhibitFrameAndBoundsChangedNotifications)
         [CachedNotificationCenter postNotificationName:CPViewFrameDidChangeNotification object:self];
+
+    if (_isSuperviewAClipView && !_inhibitFrameAndBoundsChangedNotifications)
+        [[self superview] viewFrameChanged:[[CPNotification alloc] initWithName:CPViewFrameDidChangeNotification object:self userInfo:nil]];
 }
 
 /*!
@@ -1125,6 +1222,9 @@ var CPViewFlags                     = { },
 
     if (_postsBoundsChangedNotifications)
         [CachedNotificationCenter postNotificationName:CPViewBoundsDidChangeNotification object:self];
+
+    if (_isSuperviewAClipView)
+        [[self superview] viewBoundsChanged:[[CPNotification alloc] initWithName:CPViewBoundsDidChangeNotification object:self userInfo:nil]];
 }
 
 /*!
@@ -1187,6 +1287,9 @@ var CPViewFlags                     = { },
 
     if (_postsBoundsChangedNotifications && !_inhibitFrameAndBoundsChangedNotifications)
         [CachedNotificationCenter postNotificationName:CPViewBoundsDidChangeNotification object:self];
+
+    if (_isSuperviewAClipView && !_inhibitFrameAndBoundsChangedNotifications)
+        [[self superview] viewBoundsChanged:[[CPNotification alloc] initWithName:CPViewBoundsDidChangeNotification object:self userInfo:nil]];
 }
 
 /*!
@@ -1225,6 +1328,9 @@ var CPViewFlags                     = { },
 
     if (_postsBoundsChangedNotifications && !_inhibitFrameAndBoundsChangedNotifications)
         [CachedNotificationCenter postNotificationName:CPViewBoundsDidChangeNotification object:self];
+
+    if (_isSuperviewAClipView && !_inhibitFrameAndBoundsChangedNotifications)
+        [[self superview] viewBoundsChanged:[[CPNotification alloc] initWithName:CPViewBoundsDidChangeNotification object:self userInfo:nil]];
 }
 
 
@@ -1782,6 +1888,9 @@ var CPViewFlags                     = { },
             _DOMElement.style.background = "";
             _DOMImageParts[0].style.background = [_backgroundColor cssString];
 
+            if (patternImage)
+                CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[0], [patternImage size].width + "px", [patternImage size].height + "px");
+
             if (CPFeatureIsCompatible(CPOpacityRequiresFilterFeature))
                 _DOMImageParts[0].style.filter = "alpha(opacity=" + [_backgroundColor alphaComponent] * 100 + ")";
             else
@@ -1792,6 +1901,9 @@ var CPViewFlags                     = { },
         }
         else
             _DOMElement.style.background = colorCSS;
+
+            if (patternImage)
+                CPDOMDisplayServerSetStyleBackgroundSize(_DOMElement, [patternImage size].width + "px", [patternImage size].height + "px");
     }
     else
     {
@@ -1896,18 +2008,24 @@ var CPViewFlags                     = { },
             // Make sure to repeat the top and bottom pieces horizontally if they're not the exact width needed.
             if (top)
             {
+                CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], frameSize.width + "px", top + "px");
                 CPDOMDisplayServerSetStyleLeftTop(_DOMImageParts[partIndex], NULL, 0.0, 0.0);
                 CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], frameSize.width, top);
                 partIndex++;
             }
             if (_DOMImageSizes[1])
             {
+                var height = frameSize.height - top - bottom;
+
+                //_DOMImageParts[partIndex].style.backgroundSize =  frameSize.width + "px " + height + "px";
+                CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], frameSize.width + "px", height + "px");
                 CPDOMDisplayServerSetStyleLeftTop(_DOMImageParts[partIndex], NULL, 0.0, top);
-                CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], frameSize.width, frameSize.height - top - bottom);
+                CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], frameSize.width, height);
                 partIndex++;
             }
             if (bottom)
             {
+                CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], frameSize.width + "px", bottom + "px");
                 CPDOMDisplayServerSetStyleLeftBottom(_DOMImageParts[partIndex], NULL, 0.0, 0.0);
                 CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], frameSize.width, bottom);
             }
@@ -1922,18 +2040,23 @@ var CPViewFlags                     = { },
             // Make sure to repeat the left and right pieces vertically if they're not the exact height needed.
             if (left)
             {
+                CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], left + "px", frameSize.height + "px");
                 CPDOMDisplayServerSetStyleLeftTop(_DOMImageParts[partIndex], NULL, 0.0, 0.0);
                 CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], left, frameSize.height);
                 partIndex++;
             }
             if (_DOMImageSizes[1])
             {
+                var width = (frameSize.width - left - right);
+
+                CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], width + "px", frameSize.height + "px");
                 CPDOMDisplayServerSetStyleLeftTop(_DOMImageParts[partIndex], NULL, left, 0.0);
-                CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], frameSize.width - left - right, frameSize.height);
+                CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], width, frameSize.height);
                 partIndex++;
             }
             if (right)
             {
+                CPDOMDisplayServerSetStyleBackgroundSize(_DOMImageParts[partIndex], right + "px", frameSize.height + "px");
                 CPDOMDisplayServerSetStyleRightTop(_DOMImageParts[partIndex], NULL, 0.0, 0.0);
                 CPDOMDisplayServerSetStyleSize(_DOMImageParts[partIndex], right, frameSize.height);
             }
@@ -2518,7 +2641,7 @@ setBoundsOrigin:
 /*!
     Scrolls the nearest ancestor CPClipView a minimum amount so \c aRect can become visible.
     @param aRect the area to become visible
-    @return <codeYES if any scrolling occurred, \c NO otherwise.
+    @return \c YES if any scrolling occurred, \c NO otherwise.
 */
 - (BOOL)scrollRectToVisible:(CGRect)aRect
 {
@@ -2887,23 +3010,23 @@ setBoundsOrigin:
     return _themeState;
 }
 
-- (BOOL)hasThemeState:(CPThemeState)aState
+- (BOOL)hasThemeState:(ThemeState)aState
 {
-    // Because CPThemeStateNormal is defined as 0 we need to check for it explicitly here
-    if (aState === CPThemeStateNormal && _themeState === CPThemeStateNormal)
-        return YES;
+    if (aState.isa && [aState isKindOfClass:CPArray])
+        return _themeState.hasThemeState.apply(_themeState, aState);
 
-    return !!(_themeState & ((typeof aState === "string") ? CPThemeState(aState) : aState));
+    return _themeState.hasThemeState(aState);
 }
 
-- (BOOL)setThemeState:(CPThemeState)aState
+- (BOOL)setThemeState:(ThemeState)aState
 {
-    var newState = (typeof aState === "string") ? CPThemeState(aState) : aState;
+    if (aState && aState.isa && [aState isKindOfClass:CPArray])
+        aState = CPThemeState.apply(null, aState);
 
-    if (_themeState & newState)
+    if (_themeState.hasThemeState(aState))
         return NO;
 
-    _themeState |= newState;
+    _themeState = CPThemeState(_themeState, aState);
 
     [self setNeedsLayout];
     [self setNeedsDisplay:YES];
@@ -2911,21 +3034,75 @@ setBoundsOrigin:
     return YES;
 }
 
-- (BOOL)unsetThemeState:(CPThemeState)aState
+- (BOOL)unsetThemeState:(ThemeState)aState
 {
-    var newState = ((typeof aState === "string") ? CPThemeState(aState) : aState);
+    if (aState && aState.isa && [aState isKindOfClass:CPArray])
+        aState = CPThemeState.apply(null, aState);
 
-    if (!(_themeState & newState))
+    var oldThemeState = _themeState;
+    _themeState = _themeState.without(aState);
+
+    if (oldThemeState === _themeState)
         return NO;
 
-    _themeState &= ~newState;
-
     [self setNeedsLayout];
     [self setNeedsDisplay:YES];
 
     return YES;
 }
 
+- (BOOL)becomeFirstResponder
+{
+    var r = [super becomeFirstResponder];
+    if (r)
+        [self _notifyViewDidBecomeFirstResponder];
+    return r;
+}
+
+- (void)_notifyViewDidBecomeFirstResponder
+{
+    [self setThemeState:CPThemeStateFirstResponder];
+
+    var count = [_subviews count];
+    while (count--)
+        [_subviews[count] _notifyViewDidBecomeFirstResponder];
+}
+
+- (BOOL)resignFirstResponder
+{
+    var r = [super resignFirstResponder];
+    if (r)
+        [self _notifyViewDidResignFirstResponder];
+    return r;
+}
+
+- (void)_notifyViewDidResignFirstResponder
+{
+    [self unsetThemeState:CPThemeStateFirstResponder];
+
+    var count = [_subviews count];
+    while (count--)
+        [_subviews[count] _notifyViewDidResignFirstResponder];
+}
+
+- (void)_notifyWindowDidBecomeKey
+{
+    [self setThemeState:CPThemeStateKeyWindow];
+
+    var count = [_subviews count];
+    while (count--)
+        [_subviews[count] _notifyWindowDidBecomeKey];
+}
+
+- (void)_notifyWindowDidResignKey
+{
+    [self unsetThemeState:CPThemeStateKeyWindow];
+
+    var count = [_subviews count];
+    while (count--)
+        [_subviews[count] _notifyWindowDidResignKey];
+}
+
 #pragma mark Theme Attributes
 
 + (CPString)defaultThemeClass
@@ -3077,8 +3254,11 @@ setBoundsOrigin:
     return dictionary;
 }
 
-- (void)setValue:(id)aValue forThemeAttribute:(CPString)aName inState:(CPThemeState)aState
+- (void)setValue:(id)aValue forThemeAttribute:(CPString)aName inState:(ThemeState)aState
 {
+   if (aState.isa && [aState isKindOfClass:CPArray])
+        aState = CPThemeState.apply(null, aState);
+
     if (!_themeAttributes || !_themeAttributes[aName])
         [CPException raise:CPInvalidArgumentException reason:[self className] + " does not contain theme attribute '" + aName + "'"];
 
@@ -3109,8 +3289,11 @@ setBoundsOrigin:
     [self setNeedsLayout];
 }
 
-- (id)valueForThemeAttribute:(CPString)aName inState:(CPThemeState)aState
+- (id)valueForThemeAttribute:(CPString)aName inState:(ThemeState)aState
 {
+   if (aState.isa && [aState isKindOfClass:CPArray])
+        aState = CPThemeState.apply(null, aState);
+
     if (!_themeAttributes || !_themeAttributes[aName])
         [CPException raise:CPInvalidArgumentException reason:[self className] + " does not contain theme attribute '" + aName + "'"];
 
@@ -3361,7 +3544,7 @@ var CPViewAutoresizingMaskKey       = @"CPViewAutoresizingMask",
 
         _theme = [CPTheme defaultTheme];
         _themeClass = [aCoder decodeObjectForKey:CPViewThemeClassKey];
-        _themeState = CPThemeState([aCoder decodeIntForKey:CPViewThemeStateKey]);
+        _themeState = CPThemeState([aCoder decodeObjectForKey:CPViewThemeStateKey]);
         _themeAttributes = {};
 
         var theClass = [self class],
@@ -3452,7 +3635,7 @@ var CPViewAutoresizingMaskKey       = @"CPViewAutoresizingMask",
         [aCoder encodeConditionalObject:previousKeyView forKey:CPViewPreviousKeyViewKey];
 
     [aCoder encodeObject:[self themeClass] forKey:CPViewThemeClassKey];
-    [aCoder encodeInt:CPThemeStateName(_themeState) forKey:CPViewThemeStateKey];
+    [aCoder encodeObject:String(_themeState) forKey:CPViewThemeStateKey];
 
     for (var attributeName in _themeAttributes)
         if (_themeAttributes.hasOwnProperty(attributeName))

AppKit/CPViewController.j

@@ -210,6 +210,7 @@ var CPViewControllerCachedCibs;
             [cibOwner viewControllerDidLoadCib:self];
 
         _isLoading = NO;
+        _isLazy = NO;
         [self _viewDidLoad];
     }
     else if (_isLazy)

AppKit/CPWebView.j

@@ -23,6 +23,9 @@
 @import "CPView.j"
 @import "CPScrollView.j"
 
+@class CPWebScriptObject
+
+@typedef Window
 
 // FIXME: implement these where possible:
 /*
@@ -93,7 +96,7 @@ CPWebViewAppKitScrollMaxPollCount                  = 3;
     CPScrollView        _scrollView;
     CPView              _frameView;
 
-    IFrame              _iframe;
+    DOMElement          _iframe;
     CPString            _mainFrameURL;
     CPArray             _backwardStack;
     CPArray             _forwardStack;

AppKit/CPWindow/CPWindow.j

@@ -50,9 +50,36 @@
 
 @class CPMenu
 @class CPProgressIndicator
+@class CPToolbar
+@class CPWindowController
+@class _CPWindowFrameAnimation
 
 @global CPApp
 
+@typedef _CPWindowFullPlatformWindowSession
+
+
+@protocol CPWindowDelegate <CPObject>
+
+@optional
+- (BOOL)windowShouldClose:(CPWindow)aWindow;
+- (CPUndoManager)windowWillReturnUndoManager:(CPWindow)window;
+- (void)windowDidBecomeKey:(CPNotification)aNotification;
+- (void)windowDidBecomeMain:(CPNotification)aNotification;
+- (void)windowDidEndSheet:(CPNotification)aNotification;
+- (void)windowDidMove:(CPNotification)aNotification;
+- (void)windowDidResignKey:(CPNotification)aNotification;
+- (void)windowDidResignMain:(CPNotification)aNotification;
+- (void)windowDidResize:(CPNotification)aNotification;
+- (void)windowWillBeginSheet:(CPNotification)aNotification;
+- (void)windowWillClose:(CPWindow)aWindow;
+
+@end
+
+var CPWindowDelegate_windowShouldClose_             = 1 << 1
+    CPWindowDelegate_windowWillReturnUndoManager_   = 1 << 2,
+    CPWindowDelegate_windowWillClose_               = 1 << 3;
+
 var CPWindowSaveImage       = nil,
 
     CPWindowResizeTime      = 0.2,
@@ -171,7 +198,8 @@ var CPWindowActionMessageKeys = [
     CPResponder                         _firstResponder;
     CPResponder                         _initialFirstResponder;
     BOOL                                _hasBecomeKeyWindow;
-    id                                  _delegate;
+    id <CPWindowDelegate>               _delegate;
+    unsigned                            _implementedDelegateMethods;
 
     CPString                            _title;
 
@@ -205,8 +233,6 @@ var CPWindowActionMessageKeys = [
 
     unsigned                            _autoresizingMask;
 
-    BOOL                                _delegateRespondsToWindowWillReturnUndoManagerSelector;
-
     BOOL                                _isFullPlatformWindow;
     _CPWindowFullPlatformWindowSession  _fullPlatformWindowSession;
 
@@ -881,16 +907,21 @@ CPTexturedBackgroundWindowMask
 
 - (void)_orderFront
 {
+
 #if PLATFORM(DOM)
     // -dw- if a sheet is clicked, the parent window should come up too
     if (_isSheet)
         [_parentView orderFront:self];
 
-    if (!_isVisible)
-        [self _setFrame:_frame display:YES animate:NO constrainWidth:YES constrainHeight:YES];
+    // Save the boolean since it will be updated in the method order:window:relativeTo:
+    var wasVisible = _isVisible;
 
     [_platformWindow orderFront:self];
     [_platformWindow order:CPWindowAbove window:self relativeTo:nil];
+
+    // setFrame is set after ordering the window as this method can send some notifications
+    if (!wasVisible)
+        [self _setFrame:_frame display:YES animate:NO constrainWidth:YES constrainHeight:YES];
 #endif
 
     if (!CPApp._keyWindow)
@@ -911,6 +942,23 @@ CPTexturedBackgroundWindowMask
 {
 }
 
+/*
+    Called when the window is displayed in the DOM
+*/
+- (void)_windowWillBeAddedToTheDOM
+{
+    [[self contentView] _addObservers];
+}
+
+/*
+    Called when the window is removed in the DOM
+*/
+- (void)_windowWillBeRemovedFromTheDOM
+{
+    [[self contentView] _removeObservers];
+}
+
+
 /*
     Makes the receiver the last window in the screen ordering.
     @param aSender the object that requested this
@@ -957,6 +1005,7 @@ CPTexturedBackgroundWindowMask
     [_platformWindow order:CPWindowOut window:self relativeTo:nil];
 #endif
 
+    [self makeFirstResponder:nil];
     [self _updateMainAndKeyWindows];
 }
 
@@ -1110,7 +1159,7 @@ CPTexturedBackgroundWindowMask
 */
 - (void)setContentView:(CPView)aView
 {
-    if (_contentView)
+    if (_contentView && _contentView !== aView)
         [_contentView removeFromSuperview];
 
     var bounds = CGRectMake(0.0, 0.0, CGRectGetWidth(_frame), CGRectGetHeight(_frame));
@@ -1343,8 +1392,11 @@ CPTexturedBackgroundWindowMask
     Sets the delegate for the window. Passing \c nil will just remove the window's current delegate.
     @param aDelegate an object to respond to the various delegate methods of CPWindow
 */
-- (void)setDelegate:(id)aDelegate
+- (void)setDelegate:(id <CPWindowDelegate>)aDelegate
 {
+    if (_delegate === aDelegate)
+        return;
+
     var defaultCenter = [CPNotificationCenter defaultCenter];
 
     [defaultCenter removeObserver:_delegate name:CPWindowDidResignKeyNotification object:self];
@@ -1357,7 +1409,16 @@ CPTexturedBackgroundWindowMask
     [defaultCenter removeObserver:_delegate name:CPWindowDidEndSheetNotification object:self];
 
     _delegate = aDelegate;
-    _delegateRespondsToWindowWillReturnUndoManagerSelector = [_delegate respondsToSelector:@selector(windowWillReturnUndoManager:)];
+    _implementedDelegateMethods = 0;
+
+    if ([_delegate respondsToSelector:@selector(windowShouldClose:)])
+        _implementedDelegateMethods |= CPWindowDelegate_windowShouldClose_;
+
+    if ([_delegate respondsToSelector:@selector(windowWillReturnUndoManager:)])
+        _implementedDelegateMethods |= CPWindowDelegate_windowWillReturnUndoManager_;
+
+    if ([_delegate respondsToSelector:@selector(windowWillClose:)])
+        _implementedDelegateMethods |= CPWindowDelegate_windowWillClose_;
 
     if ([_delegate respondsToSelector:@selector(windowDidResignKey:)])
         [defaultCenter
@@ -1759,10 +1820,14 @@ CPTexturedBackgroundWindowMask
                     // even that we just moved it to a new first responder.
                     [[[anEvent window] platformWindow] _propagateCurrentDOMEvent:NO]
 #endif
-                }
 
+                }
                 return didTabBack;
             }
+            else if ([anEvent charactersIgnoringModifiers] == CPEscapeFunctionKey && [self _processKeyboardUIKey:anEvent])
+            {
+                return;
+            }
 
             [[self firstResponder] keyDown:anEvent];
 
@@ -1805,6 +1870,12 @@ CPTexturedBackgroundWindowMask
             if (_leftMouseDownView !== _firstResponder && [_leftMouseDownView acceptsFirstResponder])
                 [self makeFirstResponder:_leftMouseDownView];
 
+            var keyWindow = [CPApp keyWindow];
+
+            // This is only when we move from a platform to another one
+            if ([keyWindow platformWindow] != [self platformWindow])
+                [self makeKeyAndOrderFront:self];
+
             [CPApp activateIgnoringOtherApps:YES];
 
             var theWindow = [anEvent window],
@@ -1932,6 +2003,7 @@ CPTexturedBackgroundWindowMask
     _hasBecomeKeyWindow = YES;
 
     [_windowView noteKeyWindowStateChanged];
+    [_contentView _notifyWindowDidBecomeKey];
 
     [[CPNotificationCenter defaultCenter]
         postNotificationName:CPWindowDidBecomeKeyNotification
@@ -2000,6 +2072,7 @@ CPTexturedBackgroundWindowMask
         CPApp._keyWindow = nil;
 
     [_windowView noteKeyWindowStateChanged];
+    [_contentView _notifyWindowDidResignKey];
 
     [[CPNotificationCenter defaultCenter]
         postNotificationName:CPWindowDidResignKeyNotification
@@ -2243,9 +2316,9 @@ CPTexturedBackgroundWindowMask
 
     // The Cocoa docs say that if both the delegate and the window implement
     // windowShouldClose:, only the delegate receives the message.
-    if ([_delegate respondsToSelector:@selector(windowShouldClose:)])
+    if ([self _delegateRespondsToWindowShouldClose])
     {
-        if (![_delegate windowShouldClose:self])
+        if (![self _sendDelegateWindowShouldClose])
             return;
     }
     else if ([self respondsToSelector:@selector(windowShouldClose:)])
@@ -2301,8 +2374,7 @@ CPTexturedBackgroundWindowMask
 */
 - (void)close
 {
-    if ([_delegate respondsToSelector:@selector(windowWillClose:)])
-        [_delegate windowWillClose:self];
+    [self _sendDelegateWindowWillClose];
 
     [[CPNotificationCenter defaultCenter] postNotificationName:CPWindowWillCloseNotification object:self];
 
@@ -2435,7 +2507,7 @@ CPTexturedBackgroundWindowMask
                 if (currentWindow === self || currentWindow === menuWindow)
                     continue;
 
-                if ([currentWindow isVisible] && [currentWindow canBecomeKeyWindow])
+                if ([currentWindow isVisible] && [currentWindow canBecomeKeyWindow] && [currentWindow platformWindow] == [keyWindow platformWindow])
                 {
                     [currentWindow makeKeyWindow];
                     break;
@@ -2637,6 +2709,23 @@ CPTexturedBackgroundWindowMask
     [attachedSheet setFrame:sheetFrame display:YES animate:NO];
 }
 
+- (void)_previousSheetIsClosedNotification:(CPNotification)aNotification
+{
+    [[CPNotificationCenter defaultCenter] removeObserver:self name:CPWindowDidEndSheetNotification object:self];
+
+    var sheet = _sheetContext[@"nextSheet"],
+        modalDelegate =_sheetContext[@"nextModalDelegate"],
+        endSelector = _sheetContext[@"nextEndSelector"],
+        contextInfo = _sheetContext[@"nextContextInfo"];
+
+    // Needed, because when the notification CPWindowDidEndSheetNotification is sent, the sheetContext is not up to date...
+    setTimeout(function()
+    {
+        [sheet._windowView _enableSheet:YES inWindow:self];
+        [self _attachSheet:sheet modalDelegate:modalDelegate didEndSelector:endSelector contextInfo:contextInfo];
+    }, 0)
+}
+
 /*
     Starting point for sheet session, called from CPApplication beginSheet:
 */
@@ -2645,9 +2734,24 @@ CPTexturedBackgroundWindowMask
 {
     if (_sheetContext)
     {
-        [CPException raise:CPInternalInconsistencyException
-            reason:@"The target window of beginSheet: already has a sheet, did you forget orderOut: ?"];
-        return;
+        // Here we wait till the current sheet is closed
+        if (_sheetContext[@"isClosing"])
+        {
+            // Here we save the next sheet to open
+            _sheetContext[@"nextSheet"] = aSheet;
+            _sheetContext[@"nextModalDelegate"] = aModalDelegate;
+            _sheetContext[@"nextEndSelector"] = didEndSelector;
+            _sheetContext[@"nextContextInfo"] = contextInfo;
+
+            [[CPNotificationCenter defaultCenter] addObserver:self selector:@selector(_previousSheetIsClosedNotification:) name:CPWindowDidEndSheetNotification object:self];
+            return;
+        }
+        else
+        {
+            [CPException raise:CPInternalInconsistencyException
+                reason:@"The target window of beginSheet: already has a sheet, did you forget orderOut: ?"];
+            return;
+        }
     }
 
     _sheetContext = {
@@ -2699,7 +2803,12 @@ CPTexturedBackgroundWindowMask
 */
 - (void)_detachSheetWindow
 {
+    if (_sheetContext["isClosing"])
+        return;
+
     _sheetContext["isAttached"] = NO;
+    _sheetContext["isClosing"] = YES;
+    _sheetContext["opened"] = NO;
 
     // A timer seems to be necessary for the animation to work correctly.
     // It would be ideal to block here and spin the event loop, until attach is complete.
@@ -2832,12 +2941,6 @@ CPTexturedBackgroundWindowMask
         return;
     }
 
-    if (_sheetContext["isClosing"])
-        return;
-
-    _sheetContext["opened"] = NO;
-    _sheetContext["isClosing"] = YES;
-
     // The parent window can be orderedOut to disable the sheet animate out, as in Cocoa
     if ([self isVisible])
     {
@@ -2984,20 +3087,9 @@ CPTexturedBackgroundWindowMask
     if ([selectors count] <= 0)
         return NO;
 
-    if (character !== CPEscapeFunctionKey)
-    {
-        var selector = [selectors objectAtIndex:0];
-        return [[self firstResponder] tryToPerform:selector with:self];
-    }
-    else
-    {
-        /*
-            Cocoa sends complete: for the escape key (instead of the default cancelOperation:). This is also the only action that is not sent directly to the first responder, but through doCommandBySelector. The difference is that doCommandBySelector: will also send the action to the window and application delegates.
-        */
-        [[self firstResponder] doCommandBySelector:@selector(complete:)];
-    }
+    var selector = [selectors objectAtIndex:0];
 
-    return NO;
+    return [[self firstResponder] tryToPerform:selector with:self];
 }
 
 - (void)_dirtyKeyViewLoop
@@ -3294,6 +3386,66 @@ var keyViewComparator = function(lhs, rhs, context)
     return CPOrderedDescending;
 };
 
+
+@implementation CPWindow (CPWindowDelegate)
+
+/*!
+    @ignore
+    Check if the delegate implements windowWillReturnUndoManager:
+*/
+- (BOOL)_delegateRespondsToWindowWillUndoManager
+{
+    return _implementedDelegateMethods & CPWindowDelegate_windowWillReturnUndoManager_;
+}
+
+/*!
+    @ignore
+    Check if the delegate implements windowShouldClose
+*/
+- (BOOL)_delegateRespondsToWindowShouldClose
+{
+    return _implementedDelegateMethods & CPWindowDelegate_windowShouldClose_
+}
+
+/*!
+    @ignore
+    Call delegate windowShouldClose:
+*/
+- (BOOL)_sendDelegateWindowShouldClose
+{
+    if (!(_implementedDelegateMethods & CPWindowDelegate_windowShouldClose_))
+        return YES;
+
+    return [_delegate windowShouldClose:self];
+}
+
+/*!
+    @ignore
+    Call delegate windowWillReturnUndoManager:
+*/
+- (BOOL)_sendDelegateWindowWillReturnUndoManager
+{
+    if (!(_implementedDelegateMethods & CPWindowDelegate_windowWillReturnUndoManager_))
+        return nil;
+
+    return [_delegate windowWillReturnUndoManager:self];
+}
+
+/*!
+    @ignore
+    Call delegate windowWillClose:
+*/
+- (void)_sendDelegateWindowWillClose
+{
+    if (!(_implementedDelegateMethods & CPWindowDelegate_windowWillClose_))
+        return;
+
+    [_delegate windowWillClose:self];
+}
+
+@end
+
+
 @implementation CPWindow (BridgeSupport)
 
 /*
@@ -3431,8 +3583,8 @@ var keyViewComparator = function(lhs, rhs, context)
         return documentUndoManager;
 
     // If not, check to see if the delegate has one.
-    if (_delegateRespondsToWindowWillReturnUndoManagerSelector)
-        return [_delegate windowWillReturnUndoManager:self];
+    if ([self _delegateRespondsToWindowWillUndoManager])
+        return [self _sendDelegateWindowWillReturnUndoManager];
 
     // If not, create one.
     if (!_undoManager)

AppKit/CPWindow/CPWindow_Constants.j

@@ -81,6 +81,7 @@ CPWindowMinYMargin              = 8;
 CPWindowHeightSizable           = 16;
 CPWindowMaxYMargin              = 32;
 
+@typedef CPWindowLevel
 CPBackgroundWindowLevel         = -1;
 /*
     Default level for windows
@@ -143,6 +144,7 @@ CPDraggingWindowLevel           = 500;
 */
 CPScreenSaverWindowLevel        = 1000;
 
+@typedef CPWindowOrderingMode
 /*
     The receiver is placed directly in front of the window specified.
     @global

AppKit/CPWindowController.j

@@ -25,6 +25,7 @@
 
 @import "CPCib.j"
 @import "CPResponder.j"
+@import "CPViewController.j"
 @import "CPWindow.j"
 
 @class CPDocument

AppKit/Cib/CPCibControlConnector.j

@@ -51,7 +51,7 @@
 
     // Not being able to set the action is a fatal error.
     if ([_source respondsToSelector:@selector(setAction:)])
-        objj_msgSend(_source, @selector(setAction:), selector);
+        [_source setAction:selector];
 
     else
         [CPException
@@ -60,7 +60,7 @@
 
     // Not being able to set the target is a fatal error.
     if ([_source respondsToSelector:@selector(setTarget:)])
-        objj_msgSend(_source, @selector(setTarget:), _destination);
+        [_source setTarget:_destination];
 
     else
         [CPException

AppKit/CoreAnimation/CALayer.j

@@ -498,6 +498,7 @@ var CALayerRegisteredRunLoopUpdates             = nil;
     {
         _context = CGBitmapGraphicsContextCreate();
 
+#if PLATFORM(DOM)
         _DOMContentsElement = _context.DOMElement;
 
         _DOMContentsElement.style.zIndex = -100;
@@ -515,6 +516,7 @@ var CALayerRegisteredRunLoopUpdates             = nil;
         _DOMContentsElement.style.height = ROUND(CGRectGetHeight(_backingStoreFrame)) + "px";
 
         _DOMElement.appendChild(_DOMContentsElement);
+#endif
     }
 
     if (USE_BUFFER)
@@ -1036,6 +1038,7 @@ function _CALayerUpdateSublayerTransformForSublayers(aLayer)
 
 function _CALayerUpdateDOM(aLayer, aMask)
 {
+#if PLATFORM(DOM)
     var DOMElementStyle = aLayer._DOMElement.style;
 
     if (aMask & CALayerZPositionUpdateMask)
@@ -1066,6 +1069,7 @@ function _CALayerUpdateDOM(aLayer, aMask)
             DOMContentsElement.style.height = height + "px";
         }
     }
+#endif
 }
 
 function _CALayerRecalculateGeometry(aLayer, aGeometryChange)

AppKit/CoreGraphics/CGAffineTransform.j

@@ -22,6 +22,8 @@
 
 @import "CGGeometry.j"
 
+@typedef CGAffineTransform
+
 
 function CGAffineTransformMake(a, b, c, d, tx, ty)
 {

AppKit/CoreGraphics/CGColorSpace.j

@@ -20,6 +20,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+@typedef CGColorSpace
+
 kCGColorSpaceModelUnknown       = -1;
 kCGColorSpaceModelMonochrome    = 0;
 kCGColorSpaceModelRGB           = 1;

AppKit/CoreGraphics/CGContext.j

@@ -25,6 +25,7 @@
 @import "CGGeometry.j"
 @import "CGPath.j"
 
+@typedef CGContext
 
 kCGLineCapButt              = 0;
 kCGLineCapRound             = 1;
@@ -737,7 +738,7 @@ else if (CPFeatureIsCompatible(CPVMLFeature))
 else
 {
     // I have declared these functions here to make it compile without warnings with the new compiler under rhino.
-    CGContextClearRect = CGContextDrawLinearGradient = CGContextClip = CGContextClipToRect = function() {throw new Error("function is not declared in this environment")}
+    CGContextClearRect = CGContextDrawLinearGradient = CGContextClip = CGContextClipToRect = CGContextDrawImage = function() {throw new Error("function is not declared in this environment")}
 }
 /*!
 @endcond

AppKit/CoreGraphics/CGGradient.j

@@ -23,6 +23,7 @@
 @import "CGColor.j"
 @import "CGColorSpace.j"
 
+@typedef CGGradient
 
 kCGGradientDrawsBeforeStartLocation = 1 << 0;
 kCGGradientDrawsAfterEndLocation    = 1 << 1;

AppKit/CoreGraphics/CGPath.j

@@ -23,6 +23,7 @@
 @import "CGAffineTransform.j"
 @import "CGGeometry.j"
 
+@typedef CGPath
 
 kCGPathElementMoveToPoint           = 0;
 kCGPathElementAddLineToPoint        = 1;
@@ -629,4 +630,4 @@ function CGPathContainsPoint(aPath, aTransform, point, eoFill)
 
 /*!
     @}
-*/
+*/

AppKit/Platform/CPPlatformWindow.j

@@ -27,9 +27,12 @@
 
 @class CPMenu
 @class CPPlatformPasteboard
+@class CPWindow
 
 @global CPApp
 
+@typedef DOMWindow
+
 var PrimaryPlatformWindow   = NULL;
 
 @implementation CPPlatformWindow : CPObject

AppKit/Platform/DOM/CPDOMDisplayServer.h

@@ -80,6 +80,9 @@ aDOMElement.style.bottom = ROUND(____p.y) + "px";
     aDOMElement.width = MAX(0.0, ROUND(aWidth));\
     aDOMElement.height = MAX(0.0, ROUND(aHeight));
 
+#define CPDOMDisplayServerSetStyleBackgroundSize(aDOMElement, aWidth, aHeight)\
+    aDOMElement.style.backgroundSize = aWidth + ' ' + aHeight;
+
 #define CPDOMDisplayServerAppendChild(aParentElement, aChildElement) aParentElement.appendChild(aChildElement)
 
 #define CPDOMDisplayServerInsertBefore(aParentElement, aChildElement, aBeforeElement) aParentElement.insertBefore(aChildElement, aBeforeElement)
@@ -126,6 +129,9 @@ aDOMElement.style.bottom = ROUND(____p.y) + "px";
     CPDOMDisplayServerInstructions[__index + 2] = aWidth;\
     CPDOMDisplayServerInstructions[__index + 3] = aHeight;
 
+#define CPDOMDisplayServerSetStyleBackgroundSize(aDOMElement, aWidth, aHeight)\
+    aDOMElement.style.backgroundSize = aWidth + ' ' + aHeight;
+
 #define CPDOMDisplayServerAppendChild(aParentElement, aChildElement)\
     if (aChildElement.CPDOMDisplayContext) aChildElement.CPDOMDisplayContext[SetStyleOrigin] = -1;\
     CPDOMDisplayServerInstructions[CPDOMDisplayServerInstructionCount++] = AppendChild;\

AppKit/Platform/DOM/CPPlatformPasteboard.j

@@ -71,7 +71,6 @@ var hasEditableTarget = function(aDOMEvent)
     BOOL        hasBugWhichPreventsNonEditablePaste;
     BOOL        hasBugWhichPreventsNonEditablePasteRedirect;
 
-    CPEvent     _lastKeyDownEvent;
     BOOL        currentEventIsNativePasteEvent;
     BOOL        currentEventIsNativeCopyOrCutEvent;
     BOOL        currentEventShouldBeSuppressed;
@@ -208,8 +207,6 @@ var hasEditableTarget = function(aDOMEvent)
     if (!(modifierFlags & (CPControlKeyMask | CPCommandKeyMask)))
         return;
 
-    _lastKeyDownEvent = anEvent;
-
     var aDOMEvent = anEvent._DOMEvent,
         characters = [anEvent characters],
         mayRequireDOMPasteboardElement = [self _mayRequireDOMPasteboardElementHack:aDOMEvent flags:modifierFlags];
@@ -302,7 +299,7 @@ var hasEditableTarget = function(aDOMEvent)
         timestamp = [CPEvent currentTimestamp],  // fake event, might as well use current timestamp
         windowNumber = [[CPApp keyWindow] windowNumber],
         modifierFlags = CPPlatformActionKeyMask,
-        location = [_lastKeyDownEvent locationInWindow],
+        location = [[CPApp currentEvent] locationInWindow],
         anEvent = [CPEvent keyEventWithType:CPKeyDown location:location modifierFlags:modifierFlags
                                   timestamp:timestamp windowNumber:windowNumber context:nil
                                  characters:characters charactersIgnoringModifiers:characters isARepeat:NO keyCode:keyCode];

AppKit/Platform/DOM/CPPlatformString.j

@@ -151,7 +151,7 @@ var DOMFixedWidthSpanElement    = nil,
     else if (CPFeatureIsCompatible(CPJavaScriptTextContentFeature))
         span.textContent = aString;
 
-    return CGSizeMake(span.clientWidth, span.clientHeight);
+    return CGSizeMake(span.clientWidth + 1, span.clientHeight);
 }
 
 + (CPDictionary)metricsOfFont:(CPFont)aFont

AppKit/Platform/DOM/CPPlatformWindow+DOM.j

@@ -201,6 +201,11 @@ var ModifierKeyCodes = [
     supportsNativeDragAndDrop = [CPPlatform supportsDragAndDrop];
 
 var resizeTimer = nil;
+var PreventScroll = true;
+
+// When scrolling with an old-style scroll wheel with discete steps ('clicks'), the scroll amount can indicate how many "lines" to
+// scroll.
+#define SCROLLWHEEL_LINE_PIXELS 6.0
 
 #if PLATFORM(DOM)
 
@@ -325,8 +330,8 @@ var resizeTimer = nil;
     _DOMScrollingElement.style.position = "absolute";
     _DOMScrollingElement.style.visibility = "hidden";
     _DOMScrollingElement.style.zIndex = @"999";
-    _DOMScrollingElement.style.height = "60px";
-    _DOMScrollingElement.style.width = "60px";
+    _DOMScrollingElement.style.height = "500px";
+    _DOMScrollingElement.style.width = "500px";
     _DOMScrollingElement.style.overflow = "scroll";
     //_DOMScrollingElement.style.backgroundColor = "rgba(0,0,0,1.0)"; // debug help.
     _DOMScrollingElement.style.opacity = "0";
@@ -335,8 +340,8 @@ var resizeTimer = nil;
     _DOMBodyElement.appendChild(_DOMScrollingElement);
 
     var _DOMInnerScrollingElement = theDocument.createElement("div");
-    _DOMInnerScrollingElement.style.width = "400px";
-    _DOMInnerScrollingElement.style.height = "400px";
+    _DOMInnerScrollingElement.style.width = "5000px";
+    _DOMInnerScrollingElement.style.height = "5000px";
     _DOMScrollingElement.appendChild(_DOMInnerScrollingElement);
 
     // Set an initial scroll offset
@@ -842,6 +847,12 @@ var resizeTimer = nil;
 
 - (void)scrollEvent:(DOMEvent)aDOMEvent
 {
+    if (PreventScroll)
+    {
+        PreventScroll = false;
+        aDOMEvent.preventDefault();
+    }
+
     if (_hideDOMScrollingElementTimeout)
     {
         clearTimeout(_hideDOMScrollingElementTimeout);
@@ -852,7 +863,6 @@ var resizeTimer = nil;
         aDOMEvent = window.event;
 
     var location = nil;
-
     if (CPFeatureIsCompatible(CPJavaScriptMouseWheelValues_8_15))
     {
         var x = aDOMEvent._offsetX || 0.0,
@@ -911,9 +921,22 @@ var resizeTimer = nil;
     // We lag 1 event behind without this timeout.
     setTimeout(function()
     {
-        // Find the scroll delta
-        var deltaX = _DOMScrollingElement.scrollLeft - 150,
-            deltaY = (_DOMScrollingElement.scrollTop - 150) || (aDOMEvent.deltaY === undefined ? 0 : aDOMEvent.deltaY);
+        if (aDOMEvent.deltaMode !== undefined && aDOMEvent.deltaMode !== 0)
+        {
+            event._hasPreciseScrollingDeltas = NO;
+            event._scrollingDeltaX = aDOMEvent.deltaX;
+            event._scrollingDeltaY = aDOMEvent.deltaY;
+            event._deltaX = aDOMEvent.deltaX * SCROLLWHEEL_LINE_PIXELS;
+            event._deltaY = aDOMEvent.deltaY * SCROLLWHEEL_LINE_PIXELS;
+        }
+        else
+        {
+            event._hasPreciseScrollingDeltas = YES;
+            event._scrollingDeltaX = (_DOMScrollingElement.scrollLeft - 150) || aDOMEvent.deltaX || 0;
+            event._scrollingDeltaY = (_DOMScrollingElement.scrollTop - 150) || aDOMEvent.deltaY || 0;
+            event._deltaX = event._scrollingDeltaX;
+            event._deltaY = event._scrollingDeltaY;
+        }
 
         // If we scroll super with momentum,
         // there are so many events going off that
@@ -924,13 +947,8 @@ var resizeTimer = nil;
         //
         // We get free performance boost if we skip sending these events,
         // as sending a scroll event with no deltas doesn't do anything.
-        if (deltaX || deltaY)
-        {
-            event._deltaX = deltaX;
-            event._deltaY = deltaY;
-
+        if (event._deltaX || event._deltaY)
             [CPApp sendEvent:event];
-        }
 
         // We set StopDOMEventPropagation = NO on line 1008
         //if (StopDOMEventPropagation)
@@ -950,6 +968,7 @@ var resizeTimer = nil;
     // can receive events.
     _hideDOMScrollingElementTimeout = setTimeout(function()
     {
+        PreventScroll = true;
         _DOMScrollingElement.style.visibility = "hidden";
     }, 300);
 }
@@ -1124,7 +1143,7 @@ var resizeTimer = nil;
 
         _mouseDownIsRightClick = button == 2 || (CPBrowserIsOperatingSystem(CPMacOperatingSystem) && button == 0 && modifierFlags & CPControlKeyMask);
 
-        if (sourceElement.tagName === "INPUT" && sourceElement != _DOMFocusElement)
+        if ((sourceElement.tagName === "INPUT" || sourceElement.tagName === "TEXTAREA") && sourceElement != _DOMFocusElement)
         {
             if ([CPPlatform supportsDragAndDrop])
             {
@@ -1261,7 +1280,7 @@ var resizeTimer = nil;
             insertionIndex = _windowLevels[middle] > aLevel ? middle : middle + 1
 
         [_windowLevels insertObject:aLevel atIndex:insertionIndex];
-        layer._DOMElement.style.zIndex = aLevel;
+        layer._DOMElement.style.zIndex = aLevel + 1;  // adding one avoids negative zIndices. These have been causing issues in Chrome
 
         _DOMBodyElement.appendChild(layer._DOMElement);
     }
@@ -1280,7 +1299,10 @@ var resizeTimer = nil;
     // When ordering out, ignore otherWindow, simply remove aWindow from its level.
     // If layer is nil, this will be a no-op.
     if (orderingMode === CPWindowOut)
+    {
+        [aWindow _windowWillBeRemovedFromTheDOM];
         return [layer removeWindow:aWindow];
+    }
 
     /*
         If aWindow is a child of otherWindow and is not yet visible,
@@ -1326,6 +1348,8 @@ var resizeTimer = nil;
     if (otherWindow)
         insertionIndex = orderingMode === CPWindowAbove ? otherWindow._index + 1 : otherWindow._index;
 
+    [aWindow _windowWillBeAddedToTheDOM];
+
     // Place the window at the appropriate index.
     [layer insertWindow:aWindow atIndex:insertionIndex];
 
@@ -1376,6 +1400,9 @@ var resizeTimer = nil;
 
         var index = ordering === CPWindowAbove ? parent._index + 1 : parent._index;
 
+        if (!childWasVisible)
+            [child _windowWillBeAddedToTheDOM];
+
         [aLayer insertWindow:child atIndex:index];
 
         if (!childWasVisible)
@@ -1654,16 +1681,15 @@ var CPDOMEventGetClickCount = function(aComparisonEvent, aTimestamp, aLocation)
 // Global.
 _CPDOMEventStop = function(aDOMEvent, aPlatformWindow)
 {
-    // IE Model
-    aDOMEvent.cancelBubble = true;
-    aDOMEvent.returnValue = false;
-
-    // W3C Model
-    if (aDOMEvent.preventDefault)
+    if (aDOMEvent.preventDefault) // W3C Model
         aDOMEvent.preventDefault();
+    else // IE Model
+        aDOMEvent.returnValue = false;
 
-    if (aDOMEvent.stopPropagation)
+    if (aDOMEvent.stopPropagation) // W3C Model
         aDOMEvent.stopPropagation();
+    else // IE Model
+        aDOMEvent.cancelBubble = true;
 };
 
 function CPWindowObjectList()