transmission/macosx/InfoTabButtonCell.m

125 lines
3.7 KiB
Objective-C

/******************************************************************************
* $Id$
*
* Copyright (c) 2007 Transmission authors and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#import "InfoTabButtonCell.h"
@implementation InfoTabButtonCell
- (void) awakeFromNib
{
NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];
[nc addObserver: self selector: @selector(updateControlTint:)
name: NSControlTintDidChangeNotification object: nil];
fSelected = NO;
}
- (void) dealloc
{
[[NSNotificationCenter defaultCenter] removeObserver: self];
[fIcon release];
[fRegularImage release];
[fSelectedImage release];
[super dealloc];
}
- (void) setIcon: (NSImage *) image
{
[fIcon release];
fIcon = image ? [image retain] : nil;
if (fRegularImage)
{
[fRegularImage release];
fRegularImage = nil;
}
if (fSelectedImage)
{
[fSelectedImage release];
fSelectedImage = nil;
}
[self setSelectedTab: fSelected];
}
- (void) setSelectedTab: (BOOL) selected
{
fSelected = selected;
NSImage * tabImage;
BOOL createImage = NO;
if (fSelected)
{
if (!fSelectedImage)
{
fSelectedImage = [NSColor currentControlTint] == NSGraphiteControlTint ? [[NSImage imageNamed: @"InfoTabBackBlue.tif"] copy]
: [[NSImage imageNamed: @"InfoTabBackBlue.tif"] copy];
createImage = YES;
}
tabImage = fSelectedImage;
}
else
{
if (!fRegularImage)
{
fRegularImage = [[NSImage imageNamed: @"InfoTabBack.tif"] copy];
createImage = YES;
}
tabImage = fRegularImage;
}
if (createImage)
{
if (fIcon)
{
NSSize iconSize = [fIcon size];
NSRect imageRect = NSMakeRect(0, 0, [tabImage size].width, [tabImage size].height);
NSRect rect = NSMakeRect(imageRect.origin.x + (imageRect.size.width - iconSize.width) * 0.5,
imageRect.origin.y + (imageRect.size.height - iconSize.height) * 0.5, iconSize.width, iconSize.height);
[tabImage lockFocus];
[fIcon drawInRect: rect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0];
[tabImage unlockFocus];
}
}
[self setImage: tabImage];
}
- (void) updateControlTint: (NSNotification *) notification
{
if (fSelectedImage)
{
[fSelectedImage release];
fSelectedImage = nil;
}
if (fSelected)
[self setSelectedTab: YES];
}
@end