зеркало из https://github.com/mozilla/gecko-dev.git
92 строки
2.7 KiB
C++
92 строки
2.7 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Doug Turner <dougt@dougt.org>
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsAccelerometer_h
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#define nsAccelerometer_h
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#include "nsIAccelerometer.h"
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#include "nsCOMArray.h"
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#include "nsCOMPtr.h"
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#include "nsITimer.h"
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#define NS_ACCELEROMETER_CID \
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{ 0xecba5203, 0x77da, 0x465a, \
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{ 0x86, 0x5e, 0x78, 0xb7, 0xaf, 0x10, 0xd8, 0xf7 } }
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#define NS_ACCELEROMETER_CONTRACTID "@mozilla.org/accelerometer;1"
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class nsIDOMWindow;
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class nsAccelerometer : public nsIAccelerometer
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIACCELEROMETER
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nsAccelerometer();
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virtual ~nsAccelerometer();
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/* must be called on the main thread or else */
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void AccelerationChanged(double x, double y, double z);
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double mLastX;
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double mLastY;
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double mLastZ;
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private:
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nsCOMArray<nsIAccelerationListener> mListeners;
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nsCOMArray<nsIDOMWindow> mWindowListeners;
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void StartDisconnectTimer();
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PRBool mStarted;
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PRBool mNewListener;
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nsCOMPtr<nsITimer> mTimeoutTimer;
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static void TimeoutHandler(nsITimer *aTimer, void *aClosure);
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protected:
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PRUint32 mUpdateInterval;
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PRBool mEnabled;
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virtual void Startup() = 0;
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virtual void Shutdown() = 0;
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};
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#endif
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