关于java：如何以编程方式获取android中的经度和纬度位置？


How to get longitude & latitude position in android programatically?

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Possible Duplicate:
How do I get the current GPS location programmatically in Android?

我只是想知道如何在android中以编程方式找出当前位置的纬度和经度坐标。我已经从这个论坛尝试了许多帖子但是无法找到解决方案。谢谢提前。

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 LocationManager locManager;

     @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);

      locManager = (LocationManager)getSystemService(Context.LOCATION_SERVICE);
                locManager.requestLocationUpdates(LocationManager.GPS_PROVIDER,1000L,500.0f, locationListener);
                Location location = locManager.getLastKnownLocation(LocationManager.GPS_PROVIDER);



     if(location != null)                                
            {
                double fromLat = roundTwoDecimals(location.getLatitude());
                double fromLong = roundTwoDecimals(location.getLongitude());
        }

}



// call location listener

  private final LocationListener locationListener = new LocationListener() {
    public void onLocationChanged(Location location) {
        updateWithNewLocation(location);
    }

    public void onProviderDisabled(String provider) {
        Toast.makeText( getApplicationContext(),"GPS is Disabled.Please enable GPS", Toast.LENGTH_SHORT ).show();
        updateWithNewLocation(null);
    }

    public void onProviderEnabled(String provider) {
        Toast.makeText( getApplicationContext(),"GPS is Enabled", Toast.LENGTH_SHORT).show();
    }

    public void onStatusChanged(String provider, int status, Bundle extras) {

    }
};