| // Copyright 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. |
| |
| #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_EXTENSION_SYSTEM_EVENT_OBSERVER_H_ |
| #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_EXTENSION_SYSTEM_EVENT_OBSERVER_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "chromeos/dbus/power_manager_client.h" |
| #include "chromeos/dbus/session_manager_client.h" |
| |
| namespace chromeos { |
| |
| // Dispatches extension events in response to system events. |
| class ExtensionSystemEventObserver : public PowerManagerClient::Observer, |
| public SessionManagerClient::Observer { |
| public: |
| // This class registers/unregisters itself as an observer in ctor/dtor. |
| ExtensionSystemEventObserver(); |
| virtual ~ExtensionSystemEventObserver(); |
| |
| // PowerManagerClient::Observer overrides: |
| virtual void BrightnessChanged(int level, bool user_initiated) OVERRIDE; |
| virtual void SystemResumed(const base::TimeDelta& sleep_duration) OVERRIDE; |
| |
| // SessionManagerClient::Observer override. |
| virtual void ScreenIsUnlocked() OVERRIDE; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(ExtensionSystemEventObserver); |
| }; |
| |
| } // namespace chromeos |
| |
| #endif // CHROME_BROWSER_CHROMEOS_EXTENSIONS_EXTENSION_SYSTEM_EVENT_OBSERVER_H_ |