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| 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 CONTENT_BROWSER_BATTERY_STATUS_BATTERY_STATUS_MESSAGE_FILTER_H_ |
| 6 #define CONTENT_BROWSER_BATTERY_STATUS_BATTERY_STATUS_MESSAGE_FILTER_H_ |
| 7 |
| 8 #include <list> |
| 9 |
| 10 #include "content/public/browser/battery_status_provider.h" |
| 11 #include "content/public/browser/browser_message_filter.h" |
| 12 |
| 13 namespace content { |
| 14 |
| 15 class BatteryStatusMessageFilter : public content::BrowserMessageFilter { |
| 16 public: |
| 17 BatteryStatusMessageFilter(); |
| 18 |
| 19 void SendUpdates(const content::PowerSupplyStatus& power_status); |
| 20 |
| 21 private: |
| 22 virtual ~BatteryStatusMessageFilter(); |
| 23 |
| 24 void OnStartUpdating(); |
| 25 void OnStopUpdating(); |
| 26 |
| 27 // content::BrowserMessageFilter implementation. |
| 28 virtual void OverrideThreadForMessage(const IPC::Message& message, |
| 29 BrowserThread::ID* thread) OVERRIDE; |
| 30 virtual bool OnMessageReceived(const IPC::Message& message, |
| 31 bool* message_was_ok) OVERRIDE; |
| 32 |
| 33 class PowerManagerObserver; |
| 34 scoped_ptr<PowerManagerObserver> observer_; |
| 35 |
| 36 DISALLOW_COPY_AND_ASSIGN(BatteryStatusMessageFilter); |
| 37 }; |
| 38 |
| 39 } // namespace content |
| 40 |
| 41 #endif // CONTENT_BROWSER_BATTERY_STATUS_BATTERY_STATUS_MESSAGE_FILTER_H_ |
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