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add collectionView:menuForItemAtIndex delegate

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This commit is contained in:
Klaas Pieter Annema
2011-04-20 14:40:47 +02:00
parent a086e2fa71
commit f8674b6d87
1 changed files with 23 additions and 3 deletions
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AppKit/CPCollectionView.j
+23 -3
View File
@@ -589,9 +589,7 @@
_mouseDownEvent = anEvent;
var location = [self convertPoint:[anEvent locationInWindow] fromView:nil],
row = FLOOR(location.y / (_itemSize.height + _verticalMargin)),
column = FLOOR(location.x / (_itemSize.width + _horizontalMargin)),
index = row * _numberOfColumns + column;
index = [self _indexAtPoint:location];
if (index >= 0 && index < _items.length)
{
@@ -727,6 +725,28 @@
return _delegate;
}
/*!
@ignore
*/
- (CPMenu)menuForEvent:(CPEvent)theEvent
{
if (![[self delegate] respondsToSelector:@selector(collectionView:menuForItemAtIndex:)])
return [super menuForEvent:theEvent];
var location = [self convertPoint:[theEvent locationInWindow] fromView:nil],
index = [self _indexAtPoint:location];
return [_delegate collectionView:self menuForItemAtIndex:index];
}
- (int)_indexAtPoint:(CGPoint)thePoint
{
var row = FLOOR(thePoint.y / (_itemSize.height + _verticalMargin)),
column = FLOOR(thePoint.x / (_itemSize.width + _horizontalMargin));
return row * _numberOfColumns + column;
}
- (CPCollectionViewItem)itemAtIndex:(unsigned)anIndex
{
return [_items objectAtIndex:anIndex];