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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; |
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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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