Прослушка GPS

        BroadcastReceiver receiver = new BroadcastReceiver() {
            @Override
            public void onReceive(Context context, Intent intent) {
                LocationManager lm = (LocationManager)getApplicationContext().getSystemService(LOCATION_SERVICE);
                if (lm.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
                    Dati.GPSEnable = 1;
                    locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, locationListener);
                    
                }else{
                    Dati.GPSEnable = 0;
                    locationManager.removeUpdates(locationListener);
                }
            }
        };

        IntentFilter filter = new IntentFilter(LocationManager.PROVIDERS_CHANGED_ACTION);
        registerReceiver(receiver, filter);

LocationManager manager = (LocationManager) getSystemService(Context.LOCATION_SERVICE );
boolean statusOfGPS = manager.isProviderEnabled(LocationManager.GPS_PROVIDER);

manager.isProviderEnabled(LocationManager.GPS_PROVIDER);