Android Open Source - GreenerGasPedal Screen Lock

From Project

License

The source code is released under:

GNU General Public License

If you think the Android project GreenerGasPedal listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package name.nanek.greenerpedal.activity.support;
/*from  ww w . j a va 2  s .c o m*/
import android.content.Context;
import android.os.PowerManager;
import android.os.PowerManager.WakeLock;

public class ScreenLock {

  private WakeLock wakeLock;
  
  private PowerManager pm;
  
  private String tag;

  public ScreenLock(Context context, String tag) {
    pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    this.tag = tag;
  }

  public void update(Prefs settings) {
    update( settings.keepScreenOn );
  }

  public void update(boolean keepScreenOn) {
    if ( keepScreenOn ) {
      if ( null == wakeLock || !wakeLock.isHeld() ) {        
        wakeLock = pm.newWakeLock(PowerManager.SCREEN_BRIGHT_WAKE_LOCK, tag);
        wakeLock.acquire();
      }
    } else {
      release();      
    }
  }

  public void release() {
    if ( null != wakeLock && wakeLock.isHeld() ) {
      wakeLock.release();
      wakeLock = null;
    }
  }


}

Java Source Code List