Index: chrome/browser/extensions/global_shortcut_listener.cc |
diff --git a/chrome/browser/extensions/global_shortcut_listener.cc b/chrome/browser/extensions/global_shortcut_listener.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..4ace06bce5a56b27dd7e4c760c9520496d432d21 |
--- /dev/null |
+++ b/chrome/browser/extensions/global_shortcut_listener.cc |
@@ -0,0 +1,56 @@ |
+// Copyright (c) 2013 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/extensions/global_shortcut_listener.h" |
+#include "chrome/browser/profiles/profile.h" |
+#include "ui/base/accelerators/accelerator.h" |
+ |
+namespace extensions { |
+ |
+GlobalShortcutListener::GlobalShortcutListener() { |
+} |
+ |
+GlobalShortcutListener::~GlobalShortcutListener() { |
+ STLDeleteContainerPairSecondPointers(accelerator_map_.begin(), |
+ accelerator_map_.end()); |
+} |
+ |
+void GlobalShortcutListener::RegisterAccelerator( |
+ const ui::Accelerator& accelerator, Observer* observer) { |
+ AcceleratorMap::const_iterator it = accelerator_map_.find(accelerator); |
+ if (it == accelerator_map_.end()) { |
+ Observers* observers = new Observers; |
+ observers->AddObserver(observer); |
+ accelerator_map_[accelerator] = observers; |
+ } else { |
+ // Make sure we don't register the same accelerator twice. |
+ DCHECK(!accelerator_map_[accelerator]->HasObserver(observer)); |
+ accelerator_map_[accelerator]->AddObserver(observer); |
+ } |
zhchbin
2013/09/20 07:49:23
On linux I need to know which accelerator is regis
Finnur
2013/09/20 13:01:12
I'm not sure I understand this comment. You have b
zhchbin
2013/09/21 02:07:50
I mean to said that this function should add some
Finnur
2013/09/21 12:23:50
I see. I'll take a look on Monday.
On 2013/09/21
|
+} |
+ |
+void GlobalShortcutListener::UnregisterAccelerator( |
+ const ui::Accelerator& accelerator, Observer* observer) { |
+ AcceleratorMap::const_iterator it = accelerator_map_.find(accelerator); |
+ // Make sure we're unregistering something that has been registered. |
+ DCHECK(it != accelerator_map_.end()); |
+ DCHECK(it->second->HasObserver(observer)); |
+ it->second->RemoveObserver(observer); |
+ if (!it->second->might_have_observers()) |
+ accelerator_map_.erase(it); |
+} |
+ |
+bool GlobalShortcutListener::NotifyKeyPressed( |
+ const ui::Accelerator& accelerator) { |
+ AcceleratorMap::const_iterator it = accelerator_map_.find(accelerator); |
+ if (it == accelerator_map_.end()) |
+ return false; // No-one is listening to this key. |
+ // The observer list should not be empty. |
+ DCHECK(it->second->might_have_observers()); |
+ |
+ FOR_EACH_OBSERVER(Observer, *(it->second), OnKeyPressed(accelerator)); |
+ return true; |
+} |
+ |
+} // namespace extensions |