Android Open Source - MobileCrossPlatformTools Gps Listener

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Back to project page MobileCrossPlatformTools.

License

The source code is released under:

GNU General Public License

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Java Source Code

package es.tid.weather.main;
//from w  w w.  ja v a  2  s . c  o m
import es.tid.weather.common.Definitions;
import es.tid.weather.common.Definitions.GPS_CALLBACK_STATUS;
import android.content.Context;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.os.CountDownTimer;
import android.os.Handler;
import android.os.Message;

public class GpsListener implements LocationListener{
  public Location location = null;
  private Handler handler = null;
  private LocationManager locationManager = null;
  private CountDownTimer timer = null;
  
  public GpsListener(Context context, Handler callback){
    this.handler = callback;
    locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
    
    timer = new CountDownTimer(Definitions.GPS_TIMEOUT_MILIS, Definitions.GPS_TIMEOUT_MILIS) {
      
      @Override
      public void onTick(long arg0) {}
      
      @Override
      public void onFinish() {
        StopService();
        if(handler != null)
          handler.sendEmptyMessage(GPS_CALLBACK_STATUS.TIMEOUT.ordinal());
      }
    };
  }
  
  public void SetCallback(Handler callback){
    this.handler = callback;
  }
  
    @Override
    public void onLocationChanged(Location location) {
        this.location = location;
        if(handler != null){
          StopService();
          Message msg = new Message();
          msg.getData().putParcelable("location", location);
          msg.what = GPS_CALLBACK_STATUS.NOTIFY.ordinal();
          handler.sendMessage(msg);
          timer.cancel();
        }
    }

    @Override
    public void onProviderDisabled(String provider) {
    }    

    @Override
    public void onProviderEnabled(String provider) {
    }    

    @Override
    public void onStatusChanged(String provider, int status, Bundle extras) {
    }
    
    public void StartService(){
      locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, this);
      timer.start();
    }
    
    public void StopService(){
      if (locationManager != null){
          locationManager.removeUpdates(this);
          timer.cancel();
      }
    }
}

Java Source Code List