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comparison: dom/power/PowerManagerService.h
dom/power/PowerManagerService.h
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- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:ff956b83af7d |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 #ifndef mozilla_dom_power_PowerManagerService_h | |
| 6 #define mozilla_dom_power_PowerManagerService_h | |
| 7 | |
| 8 #include "nsCOMPtr.h" | |
| 9 #include "nsDataHashtable.h" | |
| 10 #include "nsHashKeys.h" | |
| 11 #include "nsTArray.h" | |
| 12 #include "nsIPowerManagerService.h" | |
| 13 #include "mozilla/Observer.h" | |
| 14 #include "Types.h" | |
| 15 #include "mozilla/StaticPtr.h" | |
| 16 #include "mozilla/dom/WakeLock.h" | |
| 17 | |
| 18 namespace mozilla { | |
| 19 namespace dom { | |
| 20 | |
| 21 class ContentParent; | |
| 22 | |
| 23 namespace power { | |
| 24 | |
| 25 class PowerManagerService | |
| 26 : public nsIPowerManagerService | |
| 27 , public WakeLockObserver | |
| 28 { | |
| 29 public: | |
| 30 NS_DECL_ISUPPORTS | |
| 31 NS_DECL_NSIPOWERMANAGERSERVICE | |
| 32 | |
| 33 static already_AddRefed<PowerManagerService> GetInstance(); | |
| 34 | |
| 35 void Init(); | |
| 36 | |
| 37 // Implement WakeLockObserver | |
| 38 void Notify(const hal::WakeLockInformation& aWakeLockInfo); | |
| 39 | |
| 40 /** | |
| 41 * Acquire a wake lock on behalf of a given process (aContentParent). | |
| 42 * | |
| 43 * This method stands in contrast to nsIPowerManagerService::NewWakeLock, | |
| 44 * which acquires a wake lock on behalf of the /current/ process. | |
| 45 * | |
| 46 * NewWakeLockOnBehalfOfProcess is different from NewWakeLock in that | |
| 47 * | |
| 48 * - The wake lock unlocks itself if the /given/ process dies, and | |
| 49 * - The /given/ process shows up in WakeLockInfo::lockingProcesses. | |
| 50 * | |
| 51 */ | |
| 52 already_AddRefed<WakeLock> | |
| 53 NewWakeLockOnBehalfOfProcess(const nsAString& aTopic, | |
| 54 ContentParent* aContentParent); | |
| 55 | |
| 56 already_AddRefed<WakeLock> | |
| 57 NewWakeLock(const nsAString& aTopic, nsIDOMWindow* aWindow, | |
| 58 mozilla::ErrorResult& aRv); | |
| 59 | |
| 60 private: | |
| 61 | |
| 62 ~PowerManagerService(); | |
| 63 | |
| 64 void ComputeWakeLockState(const hal::WakeLockInformation& aWakeLockInfo, | |
| 65 nsAString &aState); | |
| 66 | |
| 67 void SyncProfile(); | |
| 68 | |
| 69 static StaticRefPtr<PowerManagerService> sSingleton; | |
| 70 | |
| 71 nsTArray<nsCOMPtr<nsIDOMMozWakeLockListener> > mWakeLockListeners; | |
| 72 | |
| 73 int32_t mWatchdogTimeoutSecs; | |
| 74 }; | |
| 75 | |
| 76 } // namespace power | |
| 77 } // namespace dom | |
| 78 } // namespace mozilla | |
| 79 | |
| 80 #endif // mozilla_dom_power_PowerManagerService_h |
