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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 #include "device/battery/battery_status_service.h" | 5 #include "services/device/battery/battery_status_service.h" |
| 6 | 6 |
| 7 #include <utility> | 7 #include <utility> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/location.h" | 10 #include "base/location.h" |
| 11 #include "base/single_thread_task_runner.h" | 11 #include "base/single_thread_task_runner.h" |
| 12 #include "base/threading/thread_task_runner_handle.h" | 12 #include "base/threading/thread_task_runner_handle.h" |
| 13 #include "device/battery/battery_monitor_impl.h" | 13 #include "services/device/battery/battery_monitor_impl.h" |
| 14 #include "device/battery/battery_status_manager.h" | 14 #include "services/device/battery/battery_status_manager.h" |
| 15 | 15 |
| 16 namespace device { | 16 namespace device { |
| 17 | 17 |
| 18 BatteryStatusService::BatteryStatusService() | 18 BatteryStatusService::BatteryStatusService() |
| 19 : main_thread_task_runner_(base::ThreadTaskRunnerHandle::Get()), | 19 : main_thread_task_runner_(base::ThreadTaskRunnerHandle::Get()), |
| 20 update_callback_(base::Bind(&BatteryStatusService::NotifyConsumers, | 20 update_callback_(base::Bind(&BatteryStatusService::NotifyConsumers, |
| 21 base::Unretained(this))), | 21 base::Unretained(this))), |
| 22 status_updated_(false), | 22 status_updated_(false), |
| 23 is_shutdown_(false) { | 23 is_shutdown_(false) { |
| 24 callback_list_.set_removal_callback( | 24 callback_list_.set_removal_callback(base::Bind( |
| 25 base::Bind(&BatteryStatusService::ConsumersChanged, | 25 &BatteryStatusService::ConsumersChanged, base::Unretained(this))); |
| 26 base::Unretained(this))); | |
| 27 } | 26 } |
| 28 | 27 |
| 29 BatteryStatusService::~BatteryStatusService() { | 28 BatteryStatusService::~BatteryStatusService() {} |
| 30 } | |
| 31 | 29 |
| 32 BatteryStatusService* BatteryStatusService::GetInstance() { | 30 BatteryStatusService* BatteryStatusService::GetInstance() { |
| 33 return base::Singleton< | 31 return base::Singleton< |
| 34 BatteryStatusService, | 32 BatteryStatusService, |
| 35 base::LeakySingletonTraits<BatteryStatusService>>::get(); | 33 base::LeakySingletonTraits<BatteryStatusService>>::get(); |
| 36 } | 34 } |
| 37 | 35 |
| 38 std::unique_ptr<BatteryStatusService::BatteryUpdateSubscription> | 36 std::unique_ptr<BatteryStatusService::BatteryUpdateSubscription> |
| 39 BatteryStatusService::AddCallback(const BatteryUpdateCallback& callback) { | 37 BatteryStatusService::AddCallback(const BatteryUpdateCallback& callback) { |
| 40 DCHECK(main_thread_task_runner_->BelongsToCurrentThread()); | 38 DCHECK(main_thread_task_runner_->BelongsToCurrentThread()); |
| (...skipping 23 matching lines...) Expand all Loading... |
| 64 | 62 |
| 65 if (callback_list_.empty()) { | 63 if (callback_list_.empty()) { |
| 66 battery_fetcher_->StopListeningBatteryChange(); | 64 battery_fetcher_->StopListeningBatteryChange(); |
| 67 status_updated_ = false; | 65 status_updated_ = false; |
| 68 } | 66 } |
| 69 } | 67 } |
| 70 | 68 |
| 71 void BatteryStatusService::NotifyConsumers(const mojom::BatteryStatus& status) { | 69 void BatteryStatusService::NotifyConsumers(const mojom::BatteryStatus& status) { |
| 72 DCHECK(!is_shutdown_); | 70 DCHECK(!is_shutdown_); |
| 73 | 71 |
| 74 main_thread_task_runner_->PostTask(FROM_HERE, base::Bind( | 72 main_thread_task_runner_->PostTask( |
| 75 &BatteryStatusService::NotifyConsumersOnMainThread, | 73 FROM_HERE, base::Bind(&BatteryStatusService::NotifyConsumersOnMainThread, |
| 76 base::Unretained(this), | 74 base::Unretained(this), status)); |
| 77 status)); | |
| 78 } | 75 } |
| 79 | 76 |
| 80 void BatteryStatusService::NotifyConsumersOnMainThread( | 77 void BatteryStatusService::NotifyConsumersOnMainThread( |
| 81 const mojom::BatteryStatus& status) { | 78 const mojom::BatteryStatus& status) { |
| 82 DCHECK(main_thread_task_runner_->BelongsToCurrentThread()); | 79 DCHECK(main_thread_task_runner_->BelongsToCurrentThread()); |
| 83 if (callback_list_.empty()) | 80 if (callback_list_.empty()) |
| 84 return; | 81 return; |
| 85 | 82 |
| 86 status_ = status; | 83 status_ = status; |
| 87 status_updated_ = true; | 84 status_updated_ = true; |
| (...skipping 15 matching lines...) Expand all Loading... |
| 103 void BatteryStatusService::SetBatteryManagerForTesting( | 100 void BatteryStatusService::SetBatteryManagerForTesting( |
| 104 std::unique_ptr<BatteryStatusManager> test_battery_manager) { | 101 std::unique_ptr<BatteryStatusManager> test_battery_manager) { |
| 105 battery_fetcher_ = std::move(test_battery_manager); | 102 battery_fetcher_ = std::move(test_battery_manager); |
| 106 status_ = mojom::BatteryStatus(); | 103 status_ = mojom::BatteryStatus(); |
| 107 status_updated_ = false; | 104 status_updated_ = false; |
| 108 is_shutdown_ = false; | 105 is_shutdown_ = false; |
| 109 main_thread_task_runner_ = base::ThreadTaskRunnerHandle::Get(); | 106 main_thread_task_runner_ = base::ThreadTaskRunnerHandle::Get(); |
| 110 } | 107 } |
| 111 | 108 |
| 112 } // namespace device | 109 } // namespace device |
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