source: trunk/macosx/InfoTabButtonCell.m @ 11789

Last change on this file since 11789 was 11789, checked in by livings124, 11 years ago

tweak the inspector button gradient

  • Property svn:keywords set to Date Rev Author Id
File size: 4.2 KB
Line 
1/******************************************************************************
2 * $Id: InfoTabButtonCell.m 11789 2011-01-30 02:52:03Z livings124 $
3 *
4 * Copyright (c) 2007-2011 Transmission authors and contributors
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *****************************************************************************/
24
25#import "InfoTabButtonCell.h"
26
27@implementation InfoTabButtonCell
28
29- (void) awakeFromNib
30{
31    [(NSMatrix *)[self controlView] setToolTip: [self title] forCell: self];
32   
33    NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];
34    [nc addObserver: self selector: @selector(updateControlTint:)
35        name: NSControlTintDidChangeNotification object: NSApp];
36       
37    fSelected = NO;
38   
39    //expects the icon to currently be set as the image
40    fIcon = [[self image] retain];
41    [self setSelectedTab: fSelected];
42}
43
44- (void) dealloc
45{
46    [[NSNotificationCenter defaultCenter] removeObserver: self];
47   
48    [fIcon release];
49    [super dealloc];
50}
51
52- (void) setSelectedTab: (BOOL) selected
53{
54    fSelected = selected;
55   
56    NSInteger row, col;
57    [(NSMatrix *)[self controlView] getRow: &row column: &col ofCell: self];
58    NSRect tabRect = [(NSMatrix *)[self controlView] cellFrameAtRow: row column: col];
59    tabRect.origin.x = 0.0;
60    tabRect.origin.y = 0.0;
61   
62    NSImage * tabImage = [[NSImage alloc] initWithSize: tabRect.size];
63       
64    [tabImage lockFocus];
65   
66    if (fSelected)
67    {
68        NSColor * lightColor = [NSColor colorForControlTint: [NSColor currentControlTint]];
69        NSColor * darkColor = [lightColor blendedColorWithFraction: 0.2 ofColor: [NSColor blackColor]];
70        NSGradient * gradient = [[NSGradient alloc] initWithStartingColor: lightColor endingColor: darkColor];
71        [gradient drawInRect: tabRect angle: 270.0];
72        [gradient release];
73    }
74    else
75    {
76        NSColor * lightColor = [NSColor colorWithCalibratedRed: 245.0/255.0 green: 245.0/255.0 blue: 245.0/255.0 alpha: 1.0];
77        NSColor * darkColor = [NSColor colorWithCalibratedRed: 215.0/255.0 green: 215.0/255.0 blue: 215.0/255.0 alpha: 1.0];
78        NSGradient * gradient = [[NSGradient alloc] initWithStartingColor: lightColor endingColor: darkColor];
79        [gradient drawInRect: tabRect angle: 270.0];
80        [gradient release];
81    }
82   
83    [[NSColor grayColor] set];
84    NSRectFill(NSMakeRect(0.0, 0.0, NSWidth(tabRect), 1.0));
85    NSRectFill(NSMakeRect(0.0, NSHeight(tabRect) - 1.0, NSWidth(tabRect), 1.0));
86    NSRectFill(NSMakeRect(NSWidth(tabRect) - 1.0, 1.0, NSWidth(tabRect) - 1.0, NSHeight(tabRect) - 2.0));
87   
88    if (fIcon)
89    {
90        const NSSize iconSize = [fIcon size];
91       
92        const NSRect iconRect = NSMakeRect(floor((NSWidth(tabRect) - iconSize.width) * 0.5),
93                                            floor((NSHeight(tabRect) - iconSize.height) * 0.5),
94                                            iconSize.width, iconSize.height);
95       
96        [fIcon drawInRect: iconRect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0];
97        [tabImage unlockFocus];
98    }
99   
100    [self setImage: tabImage];
101    [tabImage release];
102}
103
104- (void) updateControlTint: (NSNotification *) notification
105{
106    if (fSelected)
107        [self setSelectedTab: YES];
108}
109
110@end
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