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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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/power_save_blocker/power_save_blocker.h" | 5 #include "device/power_save_blocker/power_save_blocker.h" |
6 | 6 |
7 #include <string> | 7 #include <string> |
8 | 8 |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/location.h" | 10 #include "base/location.h" |
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42 Reason reason, | 42 Reason reason, |
43 const std::string& description, | 43 const std::string& description, |
44 scoped_refptr<base::SequencedTaskRunner> ui_task_runner) | 44 scoped_refptr<base::SequencedTaskRunner> ui_task_runner) |
45 : type_(type), | 45 : type_(type), |
46 reason_(reason), | 46 reason_(reason), |
47 description_(description), | 47 description_(description), |
48 block_id_(0), | 48 block_id_(0), |
49 ui_task_runner_(ui_task_runner) {} | 49 ui_task_runner_(ui_task_runner) {} |
50 | 50 |
51 void ApplyBlock() { | 51 void ApplyBlock() { |
52 DCHECK(ui_task_runner_->RunsTasksOnCurrentThread()); | 52 DCHECK(ui_task_runner_->RunsTasksInCurrentSequence()); |
53 if (!chromeos::PowerPolicyController::IsInitialized()) | 53 if (!chromeos::PowerPolicyController::IsInitialized()) |
54 return; | 54 return; |
55 | 55 |
56 auto* controller = chromeos::PowerPolicyController::Get(); | 56 auto* controller = chromeos::PowerPolicyController::Get(); |
57 switch (type_) { | 57 switch (type_) { |
58 case kPowerSaveBlockPreventAppSuspension: | 58 case kPowerSaveBlockPreventAppSuspension: |
59 block_id_ = controller->AddSystemWakeLock(GetWakeLockReason(reason_), | 59 block_id_ = controller->AddSystemWakeLock(GetWakeLockReason(reason_), |
60 description_); | 60 description_); |
61 break; | 61 break; |
62 case kPowerSaveBlockPreventDisplaySleep: | 62 case kPowerSaveBlockPreventDisplaySleep: |
63 block_id_ = controller->AddScreenWakeLock(GetWakeLockReason(reason_), | 63 block_id_ = controller->AddScreenWakeLock(GetWakeLockReason(reason_), |
64 description_); | 64 description_); |
65 break; | 65 break; |
66 default: | 66 default: |
67 NOTREACHED() << "Unhandled block type " << type_; | 67 NOTREACHED() << "Unhandled block type " << type_; |
68 } | 68 } |
69 } | 69 } |
70 | 70 |
71 void RemoveBlock() { | 71 void RemoveBlock() { |
72 DCHECK(ui_task_runner_->RunsTasksOnCurrentThread()); | 72 DCHECK(ui_task_runner_->RunsTasksInCurrentSequence()); |
73 if (!chromeos::PowerPolicyController::IsInitialized()) | 73 if (!chromeos::PowerPolicyController::IsInitialized()) |
74 return; | 74 return; |
75 | 75 |
76 chromeos::PowerPolicyController::Get()->RemoveWakeLock(block_id_); | 76 chromeos::PowerPolicyController::Get()->RemoveWakeLock(block_id_); |
77 } | 77 } |
78 | 78 |
79 private: | 79 private: |
80 friend class base::RefCountedThreadSafe<Delegate>; | 80 friend class base::RefCountedThreadSafe<Delegate>; |
81 virtual ~Delegate() {} | 81 virtual ~Delegate() {} |
82 | 82 |
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104 ui_task_runner_->PostTask(FROM_HERE, | 104 ui_task_runner_->PostTask(FROM_HERE, |
105 base::Bind(&Delegate::ApplyBlock, delegate_)); | 105 base::Bind(&Delegate::ApplyBlock, delegate_)); |
106 } | 106 } |
107 | 107 |
108 PowerSaveBlocker::~PowerSaveBlocker() { | 108 PowerSaveBlocker::~PowerSaveBlocker() { |
109 ui_task_runner_->PostTask(FROM_HERE, | 109 ui_task_runner_->PostTask(FROM_HERE, |
110 base::Bind(&Delegate::RemoveBlock, delegate_)); | 110 base::Bind(&Delegate::RemoveBlock, delegate_)); |
111 } | 111 } |
112 | 112 |
113 } // namespace device | 113 } // namespace device |
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