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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef DEVICE_BATTERY_BATTERY_STATUS_MANAGER_H_ | 5 #ifndef DEVICE_BATTERY_BATTERY_STATUS_MANAGER_H_ |
6 #define DEVICE_BATTERY_BATTERY_STATUS_MANAGER_H_ | 6 #define DEVICE_BATTERY_BATTERY_STATUS_MANAGER_H_ |
7 | 7 |
8 #include "base/memory/scoped_ptr.h" | 8 #include <memory> |
| 9 |
9 #include "device/battery/battery_status_service.h" | 10 #include "device/battery/battery_status_service.h" |
10 | 11 |
11 namespace device { | 12 namespace device { |
12 | 13 |
13 // Platform specific manager class for fetching battery status data. | 14 // Platform specific manager class for fetching battery status data. |
14 class BatteryStatusManager { | 15 class BatteryStatusManager { |
15 public: | 16 public: |
16 // Creates a BatteryStatusManager object. |callback| should be called when the | 17 // Creates a BatteryStatusManager object. |callback| should be called when the |
17 // battery status changes. | 18 // battery status changes. |
18 static scoped_ptr<BatteryStatusManager> Create( | 19 static std::unique_ptr<BatteryStatusManager> Create( |
19 const BatteryStatusService::BatteryUpdateCallback& callback); | 20 const BatteryStatusService::BatteryUpdateCallback& callback); |
20 | 21 |
21 virtual ~BatteryStatusManager() {} | 22 virtual ~BatteryStatusManager() {} |
22 | 23 |
23 // Start listening for battery status changes. New updates are signalled | 24 // Start listening for battery status changes. New updates are signalled |
24 // by invoking the callback provided at construction time. | 25 // by invoking the callback provided at construction time. |
25 // Note that this is called in the IO thread. | 26 // Note that this is called in the IO thread. |
26 virtual bool StartListeningBatteryChange() = 0; | 27 virtual bool StartListeningBatteryChange() = 0; |
27 | 28 |
28 // Stop listening for battery status changes. | 29 // Stop listening for battery status changes. |
29 // Note that this is called in the IO thread. | 30 // Note that this is called in the IO thread. |
30 virtual void StopListeningBatteryChange() = 0; | 31 virtual void StopListeningBatteryChange() = 0; |
31 }; | 32 }; |
32 | 33 |
33 } // namespace device | 34 } // namespace device |
34 | 35 |
35 #endif // DEVICE_BATTERY_BATTERY_STATUS_MANAGER_H_ | 36 #endif // DEVICE_BATTERY_BATTERY_STATUS_MANAGER_H_ |
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