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2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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13 : * License.
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15 : * The Original Code is mozilla.org code.
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17 : * The Initial Developer of the Original Code is Mozilla Foundation
18 : * Portions created by the Initial Developer are Copyright (C) 2011
19 : * the Initial Developer. All Rights Reserved.
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21 : * Contributor(s):
22 : * Kan-Ru Chen <kchen@mozilla.com> (Original Author)
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24 : * Alternatively, the contents of this file may be used under the terms of
25 : * either of the GNU General Public License Version 2 or later (the "GPL"),
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36 : * ***** END LICENSE BLOCK ***** */
37 : #ifndef mozilla_dom_power_PowerManagerService_h
38 : #define mozilla_dom_power_PowerManagerService_h
39 :
40 : #include "nsCOMPtr.h"
41 : #include "nsDataHashtable.h"
42 : #include "nsHashKeys.h"
43 : #include "nsTArray.h"
44 : #include "nsIPowerManagerService.h"
45 : #include "mozilla/Observer.h"
46 : #include "Types.h"
47 :
48 : namespace mozilla {
49 : namespace dom {
50 : namespace power {
51 :
52 : class PowerManagerService
53 : : public nsIPowerManagerService
54 : , public WakeLockObserver
55 0 : {
56 : public:
57 : NS_DECL_ISUPPORTS
58 : NS_DECL_NSIPOWERMANAGERSERVICE
59 :
60 : static already_AddRefed<nsIPowerManagerService> GetInstance();
61 :
62 : void Init();
63 :
64 : // Implement WakeLockObserver
65 : void Notify(const hal::WakeLockInformation& aWakeLockInfo);
66 :
67 : private:
68 :
69 : ~PowerManagerService();
70 :
71 : void ComputeWakeLockState(const hal::WakeLockInformation& aWakeLockInfo,
72 : nsAString &aState);
73 :
74 : static nsRefPtr<PowerManagerService> sSingleton;
75 :
76 : nsTArray<nsCOMPtr<nsIDOMMozWakeLockListener> > mWakeLockListeners;
77 : };
78 :
79 : } // namespace power
80 : } // namespace dom
81 : } // namespace mozilla
82 :
83 : #endif // mozilla_dom_power_PowerManagerService_h
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