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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_SERVICE_H_ | 5 #ifndef DEVICE_BATTERY_BATTERY_STATUS_SERVICE_H_ |
6 #define DEVICE_BATTERY_BATTERY_STATUS_SERVICE_H_ | 6 #define DEVICE_BATTERY_BATTERY_STATUS_SERVICE_H_ |
7 | 7 |
8 #include "base/callback_list.h" | 8 #include "base/callback_list.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/memory/singleton.h" | 10 #include "base/memory/singleton.h" |
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38 void Shutdown(); | 38 void Shutdown(); |
39 | 39 |
40 // Injects a custom battery status manager for testing purposes. | 40 // Injects a custom battery status manager for testing purposes. |
41 void SetBatteryManagerForTesting( | 41 void SetBatteryManagerForTesting( |
42 scoped_ptr<BatteryStatusManager> test_battery_manager); | 42 scoped_ptr<BatteryStatusManager> test_battery_manager); |
43 | 43 |
44 // Returns callback to invoke when battery is changed. Used for testing. | 44 // Returns callback to invoke when battery is changed. Used for testing. |
45 const BatteryUpdateCallback& GetUpdateCallbackForTesting() const; | 45 const BatteryUpdateCallback& GetUpdateCallbackForTesting() const; |
46 | 46 |
47 private: | 47 private: |
48 friend struct DefaultSingletonTraits<BatteryStatusService>; | 48 friend struct base::DefaultSingletonTraits<BatteryStatusService>; |
49 friend class BatteryStatusServiceTest; | 49 friend class BatteryStatusServiceTest; |
50 | 50 |
51 BatteryStatusService(); | 51 BatteryStatusService(); |
52 virtual ~BatteryStatusService(); | 52 virtual ~BatteryStatusService(); |
53 | 53 |
54 // Updates current battery status and sends new status to interested | 54 // Updates current battery status and sends new status to interested |
55 // render processes. Can be called on any thread via a callback. | 55 // render processes. Can be called on any thread via a callback. |
56 void NotifyConsumers(const BatteryStatus& status); | 56 void NotifyConsumers(const BatteryStatus& status); |
57 void NotifyConsumersOnMainThread(const BatteryStatus& status); | 57 void NotifyConsumersOnMainThread(const BatteryStatus& status); |
58 void ConsumersChanged(); | 58 void ConsumersChanged(); |
59 | 59 |
60 scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_; | 60 scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_; |
61 scoped_ptr<BatteryStatusManager> battery_fetcher_; | 61 scoped_ptr<BatteryStatusManager> battery_fetcher_; |
62 BatteryUpdateCallbackList callback_list_; | 62 BatteryUpdateCallbackList callback_list_; |
63 BatteryUpdateCallback update_callback_; | 63 BatteryUpdateCallback update_callback_; |
64 BatteryStatus status_; | 64 BatteryStatus status_; |
65 bool status_updated_; | 65 bool status_updated_; |
66 bool is_shutdown_; | 66 bool is_shutdown_; |
67 | 67 |
68 DISALLOW_COPY_AND_ASSIGN(BatteryStatusService); | 68 DISALLOW_COPY_AND_ASSIGN(BatteryStatusService); |
69 }; | 69 }; |
70 | 70 |
71 } // namespace device | 71 } // namespace device |
72 | 72 |
73 #endif // DEVICE_BATTERY_BATTERY_STATUS_SERVICE_H_ | 73 #endif // DEVICE_BATTERY_BATTERY_STATUS_SERVICE_H_ |
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