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
|
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/cocoa/native_window_tracker_cocoa.h"
#import <AppKit/AppKit.h>
@interface BridgedNativeWindowTracker : NSObject {
@private
NSWindow* window_;
}
- (id)initWithNSWindow:(NSWindow*)window;
- (bool)wasNSWindowClosed;
- (void)onWindowWillClose:(NSNotification*)notification;
@end
@implementation BridgedNativeWindowTracker
- (id)initWithNSWindow:(NSWindow*)window {
window_ = window;
NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
[center addObserver:self
selector:@selector(onWindowWillClose:)
name:NSWindowWillCloseNotification
object:window_];
return self;
}
- (void)dealloc {
[[NSNotificationCenter defaultCenter] removeObserver:self];
[super dealloc];
}
- (bool)wasNSWindowClosed {
return window_ == nil;
}
- (void)onWindowWillClose:(NSNotification*)notification {
[[NSNotificationCenter defaultCenter]
removeObserver:self
name:NSWindowWillCloseNotification
object:window_];
window_ = nil;
}
@end
NativeWindowTrackerCocoa::NativeWindowTrackerCocoa(gfx::NativeWindow window) {
bridge_.reset([[BridgedNativeWindowTracker alloc] initWithNSWindow:window]);
}
NativeWindowTrackerCocoa::~NativeWindowTrackerCocoa() {
}
bool NativeWindowTrackerCocoa::WasNativeWindowClosed() const {
return [bridge_ wasNSWindowClosed];
}
// static
scoped_ptr<NativeWindowTracker> NativeWindowTracker::Create(
gfx::NativeWindow window) {
return scoped_ptr<NativeWindowTracker>(new NativeWindowTrackerCocoa(window));
}
|
