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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 CHROME_BROWSER_CHROMEOS_BATTERY_STATUS_PROVIDER_CHROMEOS_H_ |
| 6 #define CHROME_BROWSER_CHROMEOS_BATTERY_STATUS_PROVIDER_CHROMEOS_H_ |
| 7 |
| 8 #include "base/memory/singleton.h" |
| 9 #include "chromeos/dbus/power_manager_client.h" |
| 10 |
| 11 // This is a singleton object that receives battery information from the system |
| 12 // and feeds the data to content. |
| 13 class BatteryStatusProviderChromeos |
| 14 : public chromeos::PowerManagerClient::Observer { |
| 15 public: |
| 16 static BatteryStatusProviderChromeos* GetInstance(); |
| 17 |
| 18 private: |
| 19 friend struct DefaultSingletonTraits<BatteryStatusProviderChromeos>; |
| 20 |
| 21 BatteryStatusProviderChromeos(); |
| 22 virtual ~BatteryStatusProviderChromeos(); |
| 23 |
| 24 // Overridden from chromeos::PowerManagerClient::Observer. |
| 25 virtual void PowerChanged(const chromeos::PowerSupplyStatus& status) OVERRIDE; |
| 26 |
| 27 DISALLOW_COPY_AND_ASSIGN(BatteryStatusProviderChromeos); |
| 28 }; |
| 29 |
| 30 #endif // CHROME_BROWSER_CHROMEOS_BATTERY_STATUS_PROVIDER_CHROMEOS_H_ |
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