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Fix NSCollectionView within a NSScrollView/NSClipView

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/branches/gnustep_testplant_branch@39637 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Marcian Lytwyn 2016-04-06 20:58:26 +00:00
parent 2db13a0647
commit 746087b4ea
1 changed files with 42 additions and 0 deletions
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42
Source/NSCollectionView.m
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@ -599,6 +599,48 @@ static NSString *placeholderItem = nil;
[self setNeedsDisplay: YES];
}
- (NSSize)_minVisibleSize
{
NSSize minSize = NSMakeSize(_itemSize.width * _numberOfColumns, 1e20);
if (_numberOfColumns != 0 )
{
NSInteger rows = ceil((CGFloat)[_content count] / (CGFloat)_numberOfColumns);
minSize.height = _itemSize.height * rows;
}
return minSize;
}
- (void)setFrame:(NSRect)newFrame
{
// FIXME: This SHOULD be moved to a central location for NSSCrollView/NSClipView processing
// Are we under a clip view...
if ([[self superview] respondsToSelector: @selector(documentVisibleRect)])
{
NSSize clipSize = [(NSClipView *)_super_view documentVisibleRect].size;
NSSize minSize = [self _minVisibleSize];
// FIXME: Process width...
newFrame.size.height = MAX(minSize.height, clipSize.height);
}
[super setFrame: newFrame];
}
- (void)setFrameSize:(NSSize)newSize
{
// FIXME: This SHOULD be moved to a central location for NSSCrollView/NSClipView processing
// Are we under a clip view...implementation similar to NSTableView...
if ([[self superview] respondsToSelector: @selector(documentVisibleRect)])
{
NSSize clipSize = [(NSClipView *)_super_view documentVisibleRect].size;
NSSize minSize = [self _minVisibleSize];
// FIXME: Process width...
newSize.height = MAX(minSize.height, clipSize.height);
}
[super setFrameSize: newSize];
}
- (void) resizeSubviewsWithOldSize: (NSSize)aSize
{
NSSize currentSize = [self frame].size;