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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_EXTENSIONS_GLOBAL_SHORTCUT_LISTENER_MAC_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_GLOBAL_SHORTCUT_LISTENER_MAC_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_GLOBAL_SHORTCUT_LISTENER_MAC_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_GLOBAL_SHORTCUT_LISTENER_MAC_H_ |
7 | 7 |
8 #include "chrome/browser/extensions/global_shortcut_listener.h" | |
9 | |
10 #include <Carbon/Carbon.h> | |
11 #include <CoreFoundation/CoreFoundation.h> | |
12 | |
13 #include <map> | |
14 | |
8 #include "base/lazy_instance.h" | 15 #include "base/lazy_instance.h" |
Mark Mentovai
2013/12/10 16:30:32
This is obsolete now.
smus
2013/12/10 22:38:18
Done.
| |
9 #include "chrome/browser/extensions/global_shortcut_listener.h" | 16 #include "base/mac/scoped_nsobject.h" |
10 | 17 |
11 namespace extensions { | 18 namespace extensions { |
12 | 19 |
13 // Mac-specific implementation of the GlobalShortcutListener class that | 20 // Mac-specific implementation of the GlobalShortcutListener class that |
14 // listens for global shortcuts. Handles basic keyboard intercepting and | 21 // listens for global shortcuts. Handles basic keyboard intercepting and |
15 // forwards its output to the base class for processing. | 22 // forwards its output to the base class for processing. |
16 // TODO(finnur/smus): Implement this class. | 23 // |
24 // This class does two things: | |
25 // 1. Intercepts media keys. Uses an event tap for intercepting media keys | |
26 // (PlayPause, NextTrack, PreviousTrack). | |
27 // 2. Binds keyboard shortcuts (hot keys). Carbon RegisterEventHotKey API for | |
28 // binding to non-media key global hot keys (eg. Command-Shift-1). | |
17 class GlobalShortcutListenerMac : public GlobalShortcutListener { | 29 class GlobalShortcutListenerMac : public GlobalShortcutListener { |
18 public: | 30 public: |
19 virtual ~GlobalShortcutListenerMac(); | 31 virtual ~GlobalShortcutListenerMac(); |
Mark Mentovai
2013/12/10 16:30:32
Destructor follows constructor. http://google-styl
smus
2013/12/10 22:38:18
Done.
| |
32 GlobalShortcutListenerMac(); | |
20 | 33 |
21 virtual void StartListening() OVERRIDE; | 34 virtual void StartListening() OVERRIDE; |
22 virtual void StopListening() OVERRIDE; | 35 virtual void StopListening() OVERRIDE; |
23 | 36 |
37 // Keyboard event callbacks. | |
Mark Mentovai
2013/12/10 16:30:32
These two should be private. They’re not part of t
smus
2013/12/10 22:38:18
Done.
| |
38 void OnKeyEvent(EventHotKeyID hot_key_id); | |
Mark Mentovai
2013/12/10 16:30:32
On the basis of the naming that’s now fairly unifo
smus
2013/12/10 22:38:18
Done.
| |
39 bool OnMediaKeyEvent(int key_code); | |
40 | |
24 private: | 41 private: |
25 friend struct base::DefaultLazyInstanceTraits<GlobalShortcutListenerMac>; | |
26 | |
27 GlobalShortcutListenerMac(); | |
28 | |
29 // Register an |accelerator| with the particular |observer|. | 42 // Register an |accelerator| with the particular |observer|. |
30 virtual void RegisterAccelerator( | 43 virtual void RegisterAccelerator( |
Mark Mentovai
2013/12/10 16:30:32
How is this ever called? It’s private, there are n
| |
31 const ui::Accelerator& accelerator, | 44 const ui::Accelerator& accelerator, |
32 GlobalShortcutListener::Observer* observer) OVERRIDE; | 45 GlobalShortcutListener::Observer* observer) OVERRIDE; |
33 // Unregister an |accelerator| with the particular |observer|. | 46 // Unregister an |accelerator| with the particular |observer|. |
34 virtual void UnregisterAccelerator( | 47 virtual void UnregisterAccelerator( |
35 const ui::Accelerator& accelerator, | 48 const ui::Accelerator& accelerator, |
36 GlobalShortcutListener::Observer* observer) OVERRIDE; | 49 GlobalShortcutListener::Observer* observer) OVERRIDE; |
37 | 50 |
51 // Mac-specific functions for registering hot keys with modifiers. | |
52 void RegisterHotKey(const ui::Accelerator& accelerator, int hot_key_id); | |
Mark Mentovai
2013/12/10 16:30:32
int → HotKeyId?
smus
2013/12/10 22:38:18
Done.
| |
53 void UnregisterHotKey(const ui::Accelerator& accelerator); | |
54 | |
55 // Enable and disable the media key event tap. | |
56 void StartWatchingMediaKeys(); | |
57 void StopWatchingMediaKeys(); | |
58 | |
59 // Whether or not any media keys are currently registered. | |
60 bool IsAnyMediaKeyRegistered(); | |
61 | |
62 // The callback for when an event tap happens. | |
63 static CGEventRef EventTapCallback( | |
64 CGEventTapProxy proxy, CGEventType type, CGEventRef event, void* refcon); | |
65 | |
38 // Whether this object is listening for global shortcuts. | 66 // Whether this object is listening for global shortcuts. |
39 bool is_listening_; | 67 bool is_listening_; |
40 | 68 |
69 // The hotkey identifier for the next global shortcut that is added. | |
70 typedef int HotKeyId; | |
Mark Mentovai
2013/12/10 16:30:32
Move all of the typedefs up to the top of the priv
smus
2013/12/10 22:38:18
Done.
| |
71 HotKeyId hot_key_id_; | |
72 | |
73 // A map of all hotkeys (media keys and shortcuts) mapping to their | |
74 // corresponding hotkey IDs. For quickly finding if an accelerator is | |
75 // registered. | |
76 typedef std::map<ui::Accelerator, HotKeyId> HotKeyIdMap; | |
77 HotKeyIdMap hot_key_ids_; | |
78 | |
79 // The inverse map for quickly looking up accelerators by hotkey id. | |
80 typedef std::map<HotKeyId, ui::Accelerator> IdHotKeyMap; | |
81 IdHotKeyMap id_hot_keys_; | |
82 | |
83 // Keyboard shortcut IDs to hotkeys map for unregistration. | |
84 typedef std::map<HotKeyId, EventHotKeyRef> IdHotKeyRefMap; | |
85 IdHotKeyRefMap id_hot_key_refs_; | |
86 | |
87 // Event tap for intercepting mac media keys. | |
88 CFMachPortRef event_tap_; | |
89 CFRunLoopSourceRef event_tap_source_; | |
90 | |
91 // Event handler for keyboard shortcut hot keys. | |
92 EventHandlerRef event_handler_; | |
93 | |
41 DISALLOW_COPY_AND_ASSIGN(GlobalShortcutListenerMac); | 94 DISALLOW_COPY_AND_ASSIGN(GlobalShortcutListenerMac); |
42 }; | 95 }; |
43 | 96 |
44 } // namespace extensions | 97 } // namespace extensions |
45 | 98 |
46 #endif // CHROME_BROWSER_EXTENSIONS_GLOBAL_SHORTCUT_LISTENER_MAC_H_ | 99 #endif // CHROME_BROWSER_EXTENSIONS_GLOBAL_SHORTCUT_LISTENER_MAC_H_ |
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