OLD | NEW |
(Empty) | |
| 1 // Copyright (c) 2012 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 #ifndef CHROME_BROWSER_CHROMEOS_POWER_POWER_BUTTON_OBSERVER_H_ |
| 6 #define CHROME_BROWSER_CHROMEOS_POWER_POWER_BUTTON_OBSERVER_H_ |
| 7 #pragma once |
| 8 |
| 9 #include "base/basictypes.h" |
| 10 #include "base/compiler_specific.h" |
| 11 #include "chrome/browser/chromeos/dbus/power_manager_client.h" |
| 12 #include "content/public/browser/notification_observer.h" |
| 13 #include "content/public/browser/notification_registrar.h" |
| 14 |
| 15 namespace chromeos { |
| 16 |
| 17 // Listens for power button, login, and screen lock events and passes them to |
| 18 // the Aura shell's PowerButtonController class. |
| 19 class PowerButtonObserver : public content::NotificationObserver, |
| 20 public PowerManagerClient::Observer { |
| 21 public: |
| 22 PowerButtonObserver(); |
| 23 virtual ~PowerButtonObserver(); |
| 24 |
| 25 private: |
| 26 // content::NotificationObserver implementation: |
| 27 virtual void Observe(int type, |
| 28 const content::NotificationSource& source, |
| 29 const content::NotificationDetails& details) OVERRIDE; |
| 30 |
| 31 // PowerManagerClient::Observer implementation. |
| 32 virtual void PowerButtonStateChanged( |
| 33 bool down, const base::TimeTicks& timestamp) OVERRIDE; |
| 34 virtual void LockButtonStateChanged( |
| 35 bool down, const base::TimeTicks& timestamp) OVERRIDE; |
| 36 virtual void LockScreen() OVERRIDE; |
| 37 |
| 38 content::NotificationRegistrar registrar_; |
| 39 |
| 40 DISALLOW_COPY_AND_ASSIGN(PowerButtonObserver); |
| 41 }; |
| 42 |
| 43 } // namespace chromeos |
| 44 |
| 45 #endif // CHROME_BROWSER_CHROMEOS_POWER_POWER_BUTTON_OBSERVER_H_ |
OLD | NEW |