Android Open Source - BatteryFu Screen Service

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Back to project page BatteryFu.

License

The source code is released under:

GNU General Public License

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Java Source Code

package com.tobykurien.batteryfu;
//from  w  ww.ja  v  a 2s .co m
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.os.IBinder;
import android.preference.PreferenceManager;
import android.util.Log;

public class ScreenService extends Service {
  private GeneralReceiver generalReceiver;
  //private boolean screenOn = true;

  @Override
  public IBinder onBind(Intent arg0) {
    // TODO Auto-generated method stub
    return null;
  }

  @Override
  public void onCreate() {
    super.onCreate();
    Log.d("BatteryFu", "Screen service started");
    
        // register receiver that handles screen on and screen off logic
        IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_ON);
        filter.addAction(Intent.ACTION_SCREEN_OFF);
        filter.addAction(Intent.ACTION_USER_PRESENT);
        generalReceiver = new GeneralReceiver();
        setScreenOn(getApplicationContext(), true);
        registerReceiver(generalReceiver, filter);    
  }
  
  @Override
  public void onDestroy() {
    Log.d("BatteryFu", "Screen service stopped");
    
    try {
      unregisterReceiver(generalReceiver);
    } catch (Exception e) {      
    }

    super.onDestroy();
  }

  public static boolean isScreenOn(Context context) {
    SharedPreferences pref = PreferenceManager
    .getDefaultSharedPreferences(context);
    return pref.getBoolean("screen_state_on", false);
    
    //return screenOn;
  }

  public static void setScreenOn(Context context, boolean screenOn) {
    SharedPreferences pref = PreferenceManager
    .getDefaultSharedPreferences(context);
    pref.edit().putBoolean("screen_state_on", screenOn).commit();
  }
}

Java Source Code List