Files
cappuccino/AppKit/CPKeyBinding.j
T
Paul Baumgart 01852d8075 Fix a bunch of missing @imports.
All classes (excluding the ones prefixed with underscores) in Foundation
and AppKit can now be loaded individually except CPOpenPanel and
CPSavePanel. These two classes have some sort of dependency cycle
that seems impossible to resolve without forward declarations (which
we don't have).
2010-10-05 15:54:25 -07:00

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/*
* CPKeyBinding.j
* AppKit
*
* Created by Nicholas Small.
* Copyright 2010, 280 North, Inc.
*
* 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 <Foundation/CPObject.j>
@import <AppKit/CPEvent.j>
CPStandardKeyBindings = {
@"@.": @"cancelOperation:",
@"^a": @"moveToBeginningOfParagraph:",
@"^$a": @"moveToBeginningOfParagraphAndModifySelection:",
@"^b": @"moveBackward:",
@"^$b": @"moveBackwardAndModifySelection:",
@"^~b": @"moveWordBackward:",
@"^~$b": @"moveWordBackwardAndModifySelection:",
@"^d": @"deleteForward:",
@"^e": @"moveToEndOfParagraph:",
@"^$e": @"moveToEndOfParagraphAndModifySelection:",
@"^f": @"moveForward:",
@"^$f": @"moveForwardAndModifySelection:",
@"^~f": @"moveWordForward:",
@"^~$f": @"moveWordForwardAndModifySelection:",
@"^h": @"deleteBackward:",
@"^k": @"deleteToEndOfParagraph:",
@"^l": @"centerSelectionInVisibleArea:",
@"^n": @"moveDown:",
@"^$n": @"moveDownAndModifySelection:",
@"^o": [@"insertNewlineIgnoringFieldEditor:", @"moveBackward:"],
@"^p": @"moveUp:",
@"^$p": @"moveUpAndModifySelection:",
@"^t": @"transpose:",
@"^v": @"pageDown:",
@"^$v": @"pageDownAndModifySelection:",
@"^y": @"yank:"
};
CPStandardKeyBindings[CPNewlineCharacter] = @"insertNewline:";
CPStandardKeyBindings[CPCarriageReturnCharacter] = @"insertNewline:";
CPStandardKeyBindings[CPEnterCharacter] = @"insertNewline:";
CPStandardKeyBindings[@"~" + CPNewlineCharacter] = @"insertNewlineIgnoringFieldEditor:";
CPStandardKeyBindings[@"~" + CPCarriageReturnCharacter] = @"insertNewlineIgnoringFieldEditor:";
CPStandardKeyBindings[@"~" + CPEnterCharacter] = @"insertNewlineIgnoringFieldEditor:";
CPStandardKeyBindings[@"^" + CPNewlineCharacter] = @"insertLineBreak:";
CPStandardKeyBindings[@"^" + CPCarriageReturnCharacter] = @"insertLineBreak:";
CPStandardKeyBindings[@"^" + CPEnterCharacter] = @"insertLineBreak:";
CPStandardKeyBindings[CPBackspaceCharacter] = @"deleteBackward:";
CPStandardKeyBindings[@"~" + CPBackspaceCharacter] = @"deleteWordBackward:";
CPStandardKeyBindings[CPDeleteCharacter] = @"deleteBackward:";
CPStandardKeyBindings[@"@" + CPDeleteCharacter] = @"deleteToBeginningOfLine:";
CPStandardKeyBindings[@"~" + CPDeleteCharacter] = @"deleteWordBackward:";
CPStandardKeyBindings[@"^" + CPDeleteCharacter] = @"deleteBackwardByDecomposingPreviousCharacter:";
CPStandardKeyBindings[@"^~" + CPDeleteCharacter] = @"deleteWordBackward:";
CPStandardKeyBindings[CPDeleteFunctionKey] = @"deleteForward:";
CPStandardKeyBindings[@"~" + CPDeleteFunctionKey] = @"deleteWordForward:";
CPStandardKeyBindings[CPTabCharacter] = @"insertTab:";
CPStandardKeyBindings[@"~" + CPTabCharacter] = @"insertTabIgnoringFieldEditor:";
CPStandardKeyBindings[@"^" + CPTabCharacter] = @"selectNextKeyView:";
CPStandardKeyBindings[CPBackTabCharacter] = @"insertBacktab:";
CPStandardKeyBindings[@"^" + CPBackTabCharacter] = @"selectPreviousKeyView:";
CPStandardKeyBindings[CPEscapeFunctionKey] = @"cancelOperation:";
CPStandardKeyBindings[@"~" + CPEscapeFunctionKey] = @"complete:";
CPStandardKeyBindings[CPF5FunctionKey] = @"complete:";
CPStandardKeyBindings[CPLeftArrowFunctionKey] = @"moveLeft:";
CPStandardKeyBindings[@"~" + CPLeftArrowFunctionKey] = @"moveWordLeft:";
CPStandardKeyBindings[@"^" + CPLeftArrowFunctionKey] = @"moveToLeftEndOfLine:";
CPStandardKeyBindings[@"@" + CPLeftArrowFunctionKey] = @"moveToLeftEndOfLine:";
CPStandardKeyBindings[@"$" + CPLeftArrowFunctionKey] = @"moveLeftAndModifySelection:";
CPStandardKeyBindings[@"$~" + CPLeftArrowFunctionKey] = @"moveWordLeftAndModifySelection:";
CPStandardKeyBindings[@"$^" + CPLeftArrowFunctionKey] = @"moveToLeftEndOfLineAndModifySelection:";
CPStandardKeyBindings[@"$@" + CPLeftArrowFunctionKey] = @"moveToLeftEndOfLineAndModifySelection:";
CPStandardKeyBindings[@"@^" + CPLeftArrowFunctionKey] = @"makeBaseWritingDirectionRightToLeft:";
CPStandardKeyBindings[@"@^~" + CPLeftArrowFunctionKey] = @"makeTextWritingDirectionRightToLeft:";
CPStandardKeyBindings[CPRightArrowFunctionKey] = @"moveRight:";
CPStandardKeyBindings[@"~" + CPRightArrowFunctionKey] = @"moveWordRight:";
CPStandardKeyBindings[@"^" + CPRightArrowFunctionKey] = @"moveToRightEndOfLine:";
CPStandardKeyBindings[@"@" + CPRightArrowFunctionKey] = @"moveToRightEndOfLine:";
CPStandardKeyBindings[@"$" + CPRightArrowFunctionKey] = @"moveRightAndModifySelection:";
CPStandardKeyBindings[@"$~" + CPRightArrowFunctionKey] = @"moveWordRightAndModifySelection:";
CPStandardKeyBindings[@"$^" + CPRightArrowFunctionKey] = @"moveToRightEndOfLineAndModifySelection:";
CPStandardKeyBindings[@"$@" + CPRightArrowFunctionKey] = @"moveToRightEndOfLineAndModifySelection:";
CPStandardKeyBindings[@"@^" + CPRightArrowFunctionKey] = @"makeBaseWritingDirectionLeftToRight:";
CPStandardKeyBindings[@"@^~" + CPRightArrowFunctionKey] = @"makeTextWritingDirectionLeftToRight:";
CPStandardKeyBindings[CPUpArrowFunctionKey] = @"moveUp:";
CPStandardKeyBindings[@"~" + CPUpArrowFunctionKey] = [@"moveBackward:", @"moveToBeginningOfParagraph:"];
CPStandardKeyBindings[@"^" + CPUpArrowFunctionKey] = @"scrollPageUp:";
CPStandardKeyBindings[@"@" + CPUpArrowFunctionKey] = @"moveToBeginningOfDocument:";
CPStandardKeyBindings[@"$" + CPUpArrowFunctionKey] = @"moveUpAndModifySelection:";
CPStandardKeyBindings[@"$~" + CPUpArrowFunctionKey] = @"moveParagraphBackwardAndModifySelection:";
CPStandardKeyBindings[@"$@" + CPUpArrowFunctionKey] = @"moveToBeginningOfDocumentAndModifySelection:";
CPStandardKeyBindings[CPDownArrowFunctionKey] = @"moveDown:";
CPStandardKeyBindings[@"~" + CPDownArrowFunctionKey] = [@"moveForward:", @"moveToEndOfParagraph:"];
CPStandardKeyBindings[@"^" + CPDownArrowFunctionKey] = @"scrollPageDown:";
CPStandardKeyBindings[@"@" + CPDownArrowFunctionKey] = @"moveToEndOfDocument:";
CPStandardKeyBindings[@"$" + CPDownArrowFunctionKey] = @"moveDownAndModifySelection:";
CPStandardKeyBindings[@"$~" + CPDownArrowFunctionKey] = @"moveParagraphForwardAndModifySelection:";
CPStandardKeyBindings[@"$@" + CPDownArrowFunctionKey] = @"moveToEndOfDocumentAndModifySelection:";
CPStandardKeyBindings[@"@^" + CPDownArrowFunctionKey] = @"makeBaseWritingDirectionNatural:";
CPStandardKeyBindings[@"@^~" + CPDownArrowFunctionKey] = @"makeTextWritingDirectionNatural:";
CPStandardKeyBindings[CPHomeFunctionKey] = @"scrollToBeginningOfDocument:";
CPStandardKeyBindings[@"$" + CPHomeFunctionKey] = @"moveToBeginningOfDocumentAndModifySelection:";
CPStandardKeyBindings[CPEndFunctionKey] = @"scrollToEndOfDocument:";
CPStandardKeyBindings[@"$" + CPEndFunctionKey] = @"moveToEndOfDocumentAndModifySelection:";
CPStandardKeyBindings[CPPageUpFunctionKey] = @"scrollPageUp:";
CPStandardKeyBindings[@"~" + CPPageUpFunctionKey] = @"pageUp:";
CPStandardKeyBindings[@"$" + CPPageUpFunctionKey] = @"pageUpAndModifySelection:";
CPStandardKeyBindings[CPPageDownFunctionKey] = @"scrollPageDown:";
CPStandardKeyBindings[@"~" + CPPageDownFunctionKey] = @"pageDown:";
CPStandardKeyBindings[@"$" + CPPageDownFunctionKey] = @"pageDownAndModifySelection:";
var CPKeyBindingCache = {};
@implementation CPKeyBinding : CPObject
{
CPString _key;
unsigned _modifierFlags;
CPArray _selectors;
CPString _cacheName;
}
+ (void)initialize
{
if ([self class] !== CPKeyBinding)
return;
[self createKeyBindingsFromJSObject:CPStandardKeyBindings];
}
+ (void)createKeyBindingsFromJSObject:(JSObject)anObject
{
var binding;
for (binding in anObject)
{
var components = binding.split(@""),
modifierFlags = ([components containsObject:@"$"] ? CPShiftKeyMask : 0) |
([components containsObject:@"^"] ? CPControlKeyMask : 0) |
([components containsObject:@"~"] ? CPAlternateKeyMask : 0) |
([components containsObject:@"@"] ? CPCommandKeyMask : 0);
var selectors = anObject[binding];
if (![selectors isKindOfClass:CPArray])
selectors = [selectors];
var keyBinding = [[self alloc] initWithKey:[components lastObject] modifierFlags:modifierFlags selectors:selectors];
[self cacheKeyBinding:keyBinding];
}
}
+ (void)cacheKeyBinding:(CPKeyBinding)aBinding
{
if (!aBinding)
return;
CPKeyBindingCache[[aBinding _cacheName]] = aBinding;
}
+ (CPKeyBinding)keyBindingForKey:(CPString)aKey modifierFlags:(unsigned)aFlag
{
var tempBinding = [[self alloc] initWithKey:aKey modifierFlags:aFlag selectors:nil];
return CPKeyBindingCache[[tempBinding _cacheName]];
}
+ (CPArray)selectorsForKey:(CPString)aKey modifierFlags:(unsigned)aFlag
{
return [[self keyBindingForKey:aKey modifierFlags:aFlag] selectors];
}
- (id)initWithKey:(CPString)aKey modifierFlags:(unsigned)aFlag selectors:(CPArray)selectors
{
self = [super init];
if (self)
{
_key = aKey;
_modifierFlags = aFlag;
_selectors = selectors;
// We normalize our key binding string in order to properly cache it.
// We want to ensure the modifiers are always in the same order.
var cacheName = [];
if (_modifierFlags & CPCommandKeyMask)
cacheName.push(@"@");
if (_modifierFlags & CPControlKeyMask)
cacheName.push(@"^");
if (_modifierFlags & CPAlternateKeyMask)
cacheName.push(@"~");
if (_modifierFlags & CPShiftKeyMask)
cacheName.push(@"$");
cacheName.push(_key);
_cacheName = cacheName.join(@"");
}
return self;
}
- (CPString)key
{
return _key;
}
- (unsigned)modifierFlags
{
return _modifierFlags;
}
- (CPArray)selectors
{
return _selectors;
}
- (CPString)_cacheName
{
return _cacheName;
}
- (BOOL)isEqual:(CPKeyBinding)rhs
{
return _key === [rhs key] && _modifierFlags === [rhs modifierFlags];
}
@end