1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
|
/*
* File: ATColorTableController.m
* Abstract: A controller used by the ATImageTextCell to edit the color property. It is implemented in an abstract enough way to be used by a class other than the cell.
*
* Version: 1.0
*
* Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
* Inc. ("Apple") in consideration of your agreement to the following
* terms, and your use, installation, modification or redistribution of
* this Apple software constitutes acceptance of these terms. If you do
* not agree with these terms, please do not use, install, modify or
* redistribute this Apple software.
*
* In consideration of your agreement to abide by the following terms, and
* subject to these terms, Apple grants you a personal, non-exclusive
* license, under Apple's copyrights in this original Apple software (the
* "Apple Software"), to use, reproduce, modify and redistribute the Apple
* Software, with or without modifications, in source and/or binary forms;
* provided that if you redistribute the Apple Software in its entirety and
* without modifications, you must retain this notice and the following
* text and disclaimers in all such redistributions of the Apple Software.
* Neither the name, trademarks, service marks or logos of Apple Inc. may
* be used to endorse or promote products derived from the Apple Software
* without specific prior written permission from Apple. Except as
* expressly stated in this notice, no other rights or licenses, express or
* implied, are granted by Apple herein, including but not limited to any
* patent rights that may be infringed by your derivative works or by other
* works in which the Apple Software may be incorporated.
*
* The Apple Software is provided by Apple on an "AS IS" basis. APPLE
* MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
* THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
* OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
*
* IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
* MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
* AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
* STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Copyright (C) 2009 Apple Inc. All Rights Reserved.
*
*/
#import "ATColorTableController.h"
#import "ATPopupWindow.h"
@implementation ATColorTableController
+ (ATColorTableController *) sharedColorTableController {
static ATColorTableController * gSharedColorTableController = nil;
if (gSharedColorTableController == nil) {
gSharedColorTableController = [[[self class] alloc] initWithNibName:@"ColorTable" bundle:[NSBundle bundleForClass:[self class]]];
}
return gSharedColorTableController;
}
@synthesize delegate = _delegate;
@dynamic selectedColor, selectedColorName;
- (void) dealloc {
[_colorList release];
[_colorNames release];
[_window release];
[super dealloc];
}
- (void) loadView {
[super loadView];
_colorList = [[NSColorList colorListNamed:@"Crayons"] retain];
_colorNames = [[_colorList allKeys] retain];
[_tableColorList setIntercellSpacing:NSMakeSize(3, 3)];
[_tableColorList setTarget:self];
[_tableColorList setAction:@selector(_tableViewAction:)];
}
- (NSColor *) selectedColor {
NSString * name = [self selectedColorName];
if (name != nil) {
return [_colorList colorWithKey:name];
} else {
return nil;
}
}
- (NSString *) selectedColorName {
if ([_tableColorList selectedRow] != -1) {
return [_colorNames objectAtIndex:[_tableColorList selectedRow]];
} else {
return nil;
}
}
- (void) _selectColor:(NSColor *)color {
// Search for that color in our list
NSInteger row = 0;
for (NSString * name in _colorNames) {
NSColor * colorInList = [_colorList colorWithKey:name];
if ([color isEqual:colorInList]) {
break;
}
row++;
}
_updatingSelection = YES;
if (row != -1) {
[_tableColorList scrollRowToVisible:row];
[_tableColorList selectRowIndexes:[NSIndexSet indexSetWithIndex:row] byExtendingSelection:NO];
} else {
[_tableColorList scrollRowToVisible:0];
[_tableColorList selectRowIndexes:[NSIndexSet indexSet] byExtendingSelection:NO];
}
_updatingSelection = NO;
}
- (void) _createWindowIfNeeded {
if (_window == nil) {
NSRect viewFrame = self.view.frame;
// Create and setup our window
_window = [[ATPopupWindow alloc] initWithContentRect:viewFrame styleMask:NSBorderlessWindowMask backing:NSBackingStoreBuffered defer:NO];
[_window setReleasedWhenClosed:NO];
[_window setLevel:NSPopUpMenuWindowLevel];
[_window setHasShadow:YES];
[[_window contentView] addSubview:self.view];
[_window makeFirstResponder:_tableColorList];
// Make the window have a clear color and be non-opaque for our pop-up animation
[_window setBackgroundColor:[NSColor clearColor]];
[_window setOpaque:NO];
}
}
- (void) _windowClosed:(NSNotification *)note {
if (_eventMonitor) {
[NSEvent removeMonitor:_eventMonitor];
_eventMonitor = nil;
}
[[NSNotificationCenter defaultCenter] removeObserver:self name:NSWindowWillCloseNotification object:_window];
[[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationDidResignActiveNotification object:nil];
}
- (void) _closeAndSendAction:(BOOL)sendAction {
[_window close];
if (sendAction) {
if ([self.delegate respondsToSelector:@selector(colorTableController:didChooseColor:named:)]) {
[self.delegate colorTableController:self didChooseColor:self.selectedColor named:self.selectedColorName];
}
} else {
if ([self.delegate respondsToSelector:@selector(didCancelColorTableController:)]) {
[self.delegate didCancelColorTableController:self];
}
}
}
- (void) _windowShouldClose:(NSNotification *)note {
[self _closeAndSendAction:NO];
}
- (void) editColor:(NSColor *)color locatedAtScreenRect:(NSRect)rect {
[self _createWindowIfNeeded];
[self _selectColor:color];
NSPoint origin = rect.origin;
NSRect windowFrame = [_window frame];
// The origin is the lower left; subtract the window's height
origin.y -= NSHeight(windowFrame);
// Center the popup window under the rect
origin.y += floor(NSHeight(rect) / 3.0);
origin.x -= floor(NSWidth(windowFrame) / 2.0);
origin.x += floor(NSWidth(rect) / 2.0);
[_window setFrameOrigin:origin];
[_window popup];
// Add some watches on the window and application
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(_windowClosed:)
name:NSWindowWillCloseNotification
object:_window];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_windowShouldClose:) name:NSApplicationDidResignActiveNotification object:nil];
// Start watching events to figure out when to close the window
NSAssert(_eventMonitor == nil, @"_eventMonitor should not be created yet");
_eventMonitor = [NSEvent addLocalMonitorForEventsMatchingMask:NSLeftMouseDownMask | NSRightMouseDownMask | NSOtherMouseDownMask | NSKeyDownMask handler: ^(NSEvent * incomingEvent) {
NSEvent * result = incomingEvent;
NSWindow * targetWindowForEvent = [incomingEvent window];
if (targetWindowForEvent != _window) {
[self _closeAndSendAction:NO];
} else if ([incomingEvent type] == NSKeyDown) {
if ([incomingEvent keyCode] == 53) {
// Escape
[self _closeAndSendAction:NO];
result = nil; // Don't process the event
} else if ([incomingEvent keyCode] == 36) {
// Enter
[self _closeAndSendAction:YES];
result = nil;
}
}
return result;
}];
}
- (NSInteger) numberOfRowsInTableView:(NSTableView *)tableView {
return _colorNames.count;
}
- (id) tableView:(NSTableView *)tableView objectValueForTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row {
return [_colorNames objectAtIndex:row];
}
- (void) tableView:(NSTableView *)tableView willDisplayCell:(id)cell forTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row {
NSColor * color = [_colorList colorWithKey:[_colorNames objectAtIndex:row]];
[cell setColor:color];
}
- (void) _tableViewAction:(id)sender {
[self _closeAndSendAction:YES];
}
@end
|
