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* Source/GSThemeDrawing.m (-drawTableViewBackgroundInClipRect:...):

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Add support for drawing striped table backgrounds, using the colors
returned by [NSColor controlAlternatingRowBackgroundColors].
Currently not used because
-[NSTableView usesAlternatingRowBackgroundColors] is hardcoded to
return NO.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@37226 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Eric Wasylishen 2013-10-14 07:05:05 +00:00
parent 9dfd31dc6e
commit 856b71dd2f
2 changed files with 49 additions and 2 deletions
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42
Source/GSThemeDrawing.m
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@ -2805,13 +2805,51 @@ typedef enum {
// Default implementation of this method does nothing.
}
- (void) drawTableViewBackgroundInClipRect: (NSRect)clipRect
- (void) drawTableViewBackgroundInClipRect: (NSRect)aRect
inView: (NSView *)view
withBackgroundColor: (NSColor *)backgroundColor
{
NSTableView *tableView = (NSTableView *)view;
[backgroundColor set];
NSRectFill (clipRect);
NSRectFill (aRect);
if ([tableView usesAlternatingRowBackgroundColors])
{
const CGFloat rowHeight = [tableView rowHeight];
NSInteger startingRow = [tableView rowAtPoint: NSMakePoint(0, NSMinY(aRect))];
NSInteger endingRow;
NSInteger i;
NSArray *rowColors = [NSColor controlAlternatingRowBackgroundColors];
const NSUInteger rowColorCount = [rowColors count];
NSRect rowRect;
if (rowHeight <= 0
|| rowColorCount == 0
|| aRect.size.height <= 0)
return;
if (startingRow <= 0)
startingRow = 0;
rowRect = [tableView rectOfRow: startingRow];
rowRect.origin.x = aRect.origin.x;
rowRect.size.width = aRect.size.width;
endingRow = startingRow + ceil(aRect.size.height / rowHeight);
for (i = startingRow; i <= endingRow; i++)
{
NSColor *color = [rowColors objectAtIndex: (i % rowColorCount)];
[color set];
NSRectFill(rowRect);
rowRect.origin.y += rowHeight;
}
}
}
- (void) drawTableViewGridInClipRect: (NSRect)aRect