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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "content/browser/cocoa/system_hotkey_helper_mac.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "base/files/file_path.h" | |
9 #include "base/mac/foundation_util.h" | |
10 #include "base/message_loop/message_loop.h" | |
11 #include "base/metrics/histogram.h" | |
12 #include "content/browser/cocoa/system_hotkey_map.h" | |
13 #include "content/public/browser/browser_thread.h" | |
14 | |
15 namespace { | |
16 | |
17 NSString* kSystemHotkeyPlistExtension = | |
18 @"/Preferences/com.apple.symbolichotkeys.plist"; | |
19 | |
20 // Amount of time to delay loading the hotkeys in seconds. | |
21 const int kLoadHotkeysDelaySeconds = 10; | |
22 | |
23 } // namespace | |
24 | |
25 namespace content { | |
26 | |
27 // static | |
28 SystemHotkeyHelperMac* SystemHotkeyHelperMac::GetInstance() { | |
29 return Singleton<SystemHotkeyHelperMac>::get(); | |
30 } | |
31 | |
32 void SystemHotkeyHelperMac::DeferredLoadSystemHotkeys() { | |
33 BrowserThread::PostDelayedTask( | |
34 BrowserThread::FILE, | |
35 FROM_HERE, | |
36 base::Bind(&SystemHotkeyHelperMac::LoadSystemHotkeys, | |
37 base::Unretained(this)), | |
38 base::TimeDelta::FromSeconds(kLoadHotkeysDelaySeconds)); | |
39 } | |
40 | |
41 SystemHotkeyHelperMac::SystemHotkeyHelperMac() : map_(new SystemHotkeyMap) { | |
42 } | |
43 | |
44 SystemHotkeyHelperMac::~SystemHotkeyHelperMac() { | |
45 } | |
46 | |
47 void SystemHotkeyHelperMac::LoadSystemHotkeys() { | |
48 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
49 | |
50 std::string library_path(base::mac::GetUserLibraryPath().value()); | |
51 NSString* expanded_file_path = | |
52 [NSString stringWithFormat:@"%s%@", | |
53 library_path.c_str(), | |
54 kSystemHotkeyPlistExtension]; | |
55 | |
56 // Loads the file into memory. | |
57 NSData* data = [NSData dataWithContentsOfFile:expanded_file_path]; | |
58 // Intentionally create the object with +1 retain count, as FileDidLoad | |
59 // will destroy the object. | |
60 NSDictionary* dictionary = [SystemHotkeyMap::DictionaryFromData(data) retain]; | |
61 | |
62 BrowserThread::PostTask(BrowserThread::UI, | |
63 FROM_HERE, | |
64 base::Bind(&SystemHotkeyHelperMac::FileDidLoad, | |
65 base::Unretained(this), | |
66 dictionary)); | |
67 } | |
68 | |
69 void SystemHotkeyHelperMac::FileDidLoad(NSDictionary* dictionary) { | |
70 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
71 | |
72 bool success = map()->ParseDictionary(dictionary); | |
73 UMA_HISTOGRAM_BOOLEAN("OSX.SystemHotkeyMap.LoadSuccess", success); | |
74 [dictionary release]; | |
75 } | |
76 | |
77 } // namespace content | |
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