StackOverflow2013

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POshake screen unlock
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copied!<p>I am working on an app which will lock the screen on shake it consist of a main activity having two buttons to start and stop the app. After that it is entering into a broadcast receiver which is checking whether the screen is on or off and then redirecting to a service.For first 3 or 4 shake lock and unlock its working perfectly after that its executing indefinitely.</p> <p>The broadcast receiver i am using is..</p> <pre><code> public void onReceive(Context context, Intent intent) { System.out.println("Entered Broadcaste Reciever"); if (intent.getAction().equals(Intent.ACTION_SCREEN_OFF)) { // DO WHATEVER YOU NEED TO DO HERE wasScreenOn = "1"; System.out.println("Check"+"Screen went OFF"); Intent i = new Intent(context, UpdateService.class); i.putExtra("screenstate", wasScreenOn); context.startService(i); System.out.println("jrkejhr keh"); } else if (intent.getAction().equals(Intent.ACTION_SCREEN_ON)) { // AND DO WHATEVER YOU NEED TO DO HERE wasScreenOn = "2"; Log.i("Check","Screen went ONN"); System.out.println("Entering to the service................."); Intent ScreenOnIntent = new Intent(context,UpdateService.class); ScreenOnIntent.putExtra("screenstate", wasScreenOn); context.startService(ScreenOnIntent); } } </code></pre> <p>and the service is.....</p> <pre><code> public void onStart(Intent intent, int startId) { System.out.println("Entered On Start"); data=intent.getStringExtra("screenstate"); System.out.println("Data from Broadcast Receiver is"+data); mShaker = new ShakeListener(this); mShaker.setOnShakeListener(new ShakeListener.OnShakeListener () { public void onShake() { if(data.equals("1")) { System.out.println("............................................."); PowerManager TempPowerManager = (PowerManager) getSystemService(Context.POWER_SERVICE); PowerManager.WakeLock TempWakeLock = TempPowerManager.newWakeLock(PowerManager.FULL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP |PowerManager.ON_AFTER_RELEASE, "TempWakeLock"); TempWakeLock.acquire(); final Vibrator vibe = (Vibrator)getSystemService(Context.VIBRATOR_SERVICE); vibe.vibrate(100); } else { final Vibrator vibe = (Vibrator)getSystemService(Context.VIBRATOR_SERVICE); mDPM = (DevicePolicyManager)getSystemService(Context.DEVICE_POLICY_SERVICE); System.out.println("The screen is off and is shaking........."); vibe.vibrate(100); IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_ON); filter.addAction(Intent.ACTION_SCREEN_OFF); BroadcastReceiver mReceiver = new ScreenReceiver(); registerReceiver(mReceiver, filter); ComponentName mAdminName = new ComponentName(UpdateService.this,LockActivity.class); System.out.println("The Device device admin enabled"); Intent intent = new Intent(DevicePolicyManager.ACTION_ADD_DEVICE_ADMIN); intent.putExtra(DevicePolicyManager.EXTRA_DEVICE_ADMIN, mAdminName); intent.putExtra(DevicePolicyManager.EXTRA_ADD_EXPLANATION,"onEnabled"); mDPM.lockNow(); mDPM.setMaximumTimeToLock(mAdminName,0); intent.putExtra("force-locked", DeviceAdminInfo.USES_POLICY_FORCE_LOCK); // startActivityForResult(intent, 1); } } }); } </code></pre> <p>I want to execute this only once..if screen is on execute once and put screen off,and viceversa..</p>

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