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Force windows to stay within the bounds of the browser window

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This commit is contained in:
Ross Boucher committed 2009-05-04 21:54:02 -07:00
1 parent dd41c319ee
commit 6cd92e1278
1 file changed
+30 -7
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AppKit/CPWindow/_CPWindowView.j
+30 -7
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@@ -40,6 +40,8 @@ var _CPWindowViewResizeIndicatorImage = nil;
CGRect _resizeFrame;
CGPoint _mouseDraggedPoint;
CGRect _cachedScreenFrame;
}
+ (void)initialize
@@ -138,25 +140,46 @@ var _CPWindowViewResizeIndicatorImage = nil;
[CPApp setTarget:self selector:@selector(trackResizeWithEvent:) forNextEventMatchingMask:CPLeftMouseDraggedMask | CPLeftMouseUpMask untilDate:nil inMode:nil dequeue:YES];
}
- (CGPoint)_pointWithinScreenFrame:(CGPoint)aPoint
{
var visibleFrame = _cachedScreenFrame;
if (!visibleFrame)
visibleFrame = [[CPDOMWindowBridge sharedDOMWindowBridge] visibleFrame];
var restrictedPoint = CGPointMake(0, 0);
restrictedPoint.x = MIN(MAX(aPoint.x, -_frame.size.width + 4.0), CGRectGetMaxX(visibleFrame) - 4.0);
restrictedPoint.y = MIN(MAX(aPoint.y, 0.0), CGRectGetMaxY(visibleFrame) - 8.0);
return restrictedPoint;
}
- (void)trackMoveWithEvent:(CPEvent)anEvent
{
var type = [anEvent type];
if (type === CPLeftMouseUp)
{
_cachedScreenFrame = nil;
return;
}
else if (type === CPLeftMouseDown)
{
_mouseDraggedPoint = [[self window] convertBaseToBridge:[anEvent locationInWindow]];
_cachedScreenFrame = [[CPDOMWindowBridge sharedDOMWindowBridge] visibleFrame];
}
else if (type === CPLeftMouseDragged)
{
var theWindow = [self window],
frame = [theWindow frame],
location = [theWindow convertBaseToBridge:[anEvent locationInWindow]],
frame = [theWindow frame];
[theWindow setFrameOrigin:CGPointMake(_CGRectGetMinX(frame) + (location.x - _mouseDraggedPoint.x), _CGRectGetMinY(frame) + (location.y - _mouseDraggedPoint.y))];
_mouseDraggedPoint = location;
origin = [self _pointWithinScreenFrame:CGPointMake(_CGRectGetMinX(frame) + (location.x - _mouseDraggedPoint.x),
_CGRectGetMinY(frame) + (location.y - _mouseDraggedPoint.y))];
[theWindow setFrameOrigin:origin];
_mouseDraggedPoint = [self _pointWithinScreenFrame:location];
}
[CPApp setTarget:self selector:@selector(trackMoveWithEvent:) forNextEventMatchingMask:CPLeftMouseDraggedMask | CPLeftMouseUpMask untilDate:nil inMode:nil dequeue:YES];