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2014/10/16 ¤W¤È 08:14:11
android Programming Glossary: getlockPowerManager wakelock not waking device up from service http://stackoverflow.com/questions/17471028/powermanager-wakelock-not-waking-device-up-from-service .Lock private static volatile WakeLock lockStatic null notice static synchronized private static PowerManager.WakeLock getLock Context context if lockStatic null PowerManager mgr PowerManager context .getSystemService Context.POWER_SERVICE lockStatic.. true return lockStatic public static void startYourService Context ctxt Intent i STATIC getLock ctxt.getApplicationContext .acquire ctxt.startService i public YourService String name super name setIntentRedelivery true.. true @Override public int onStartCommand Intent intent int flags int startId PowerManager.WakeLock lock getLock this.getApplicationContext if lock.isHeld flags START_FLAG_REDELIVERY 0 lock.acquire super.onStartCommand intent flags..
Android accelerometer not working when screen is turned off http://stackoverflow.com/questions/9982433/android-accelerometer-not-working-when-screen-is-turned-off the thread of an IntentService like in this code snippet bellow synchronized private static PowerManager.WakeLock getLock Context context if lockStatic null PowerManager mgr PowerManager context.getSystemService Context.POWER_SERVICE lockStatic.. SensorManager.SENSOR_DELAY_NORMAL synchronized this boolean run true while run try wait 1000 getLock AccelerometerService.this .acquire sensorManager SensorManager getSystemService SENSOR_SERVICE sensorManager.unregisterListener..
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