Android,Easy Lessons...

Screen off and on in android/Program that listens screen off in android/listening to screen on and off in android package com.sample; import android.app.Service; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.os.IBinder; public class ScreenAction extends Service{       @Override       public IBinder onBind(Intent intent) {             // TODO Auto-generated method stub             return null ;       }       @Override       public void onCreate() {             // TODO Auto-generated method stub             super .onCrea...

Lock and unlock phone in android programmatically/ Lock phone using power manager/wave lock in android/Turn screen off in android/Display screen off in android To turn screen on in android, use the code below powermanager =  ((PowerManager) context .getSystemService(Context. POWER_SERVICE ));                   wakeLock = powermanager .newWakeLock(PowerManager. SCREEN_BRIGHT_WAKE_LOCK | PowerManager. ACQUIRE_CAUSES_WAKEUP , "tag" );             wakeLock . acquire (); To lock or to turn off display screen off, use the code below       if ( wakeLock .isHeld())             {                   wakeLock .release();             } ...