| // 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 CONTENT_BROWSER_POWER_MONITOR_MESSAGE_BROADCASTER_H_ |
| #define CONTENT_BROWSER_POWER_MONITOR_MESSAGE_BROADCASTER_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/power_monitor/power_observer.h" |
| #include "content/common/content_export.h" |
| |
| namespace IPC { |
| class Sender; |
| } |
| |
| namespace content { |
| |
| // A class used to monitor the power state change and communicate it to child |
| // processes via IPC. |
| class CONTENT_EXPORT PowerMonitorMessageBroadcaster |
| : public base::PowerObserver { |
| public: |
| explicit PowerMonitorMessageBroadcaster(IPC::Sender* sender); |
| virtual ~PowerMonitorMessageBroadcaster(); |
| |
| // Implement PowerObserver. |
| virtual void OnPowerStateChange(bool on_battery_power) OVERRIDE; |
| virtual void OnSuspend() OVERRIDE; |
| virtual void OnResume() OVERRIDE; |
| |
| void Init(); |
| |
| private: |
| IPC::Sender* sender_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PowerMonitorMessageBroadcaster); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_POWER_MONITOR_MESSAGE_BROADCASTER_H_ |