android 获取原生gps坐标

import android.app.Activity;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.widget.TextView;

public class MainActivity extends Activity {
   private LocationManager lm;
   private MyLocationListener listener;

   @Override
   protected void onCreate(Bundle savedInstanceState) {
       super.onCreate(savedInstanceState);
       setContentView(R.layout.activity_main);
       lm = (LocationManager) getSystemService(LOCATION_SERVICE);
       listener = new MyLocationListener();
       lm.requestLocationUpdates("gps", 0, 0, listener);
   }

   public class MyLocationListener implements LocationListener{

       //当位置发生变化的时候
       @Override
       public void onLocationChanged(Location location) {
           String longitude = "经度："+location.getLongitude()+"\n";
           String latitude = "纬度："+location.getLatitude()+"\n";
           String accuracy = "精确度："+location.getAccuracy()+"\n";

           TextView textView = new TextView(MainActivity.this);
           textView.setText(longitude+latitude+accuracy);
           setContentView(textView);

       }

       //某个位置提供者的状态发生变化的时候打开--》关闭；关闭--》开启
       @Override
       public void onStatusChanged(String provider, int status, Bundle extras) {

       }

       //某个位置提供者可用
       @Override
       public void onProviderEnabled(String provider) {

       }
       //某个位置提供者不可用

       @Override
       public void onProviderDisabled(String provider) {
       }
   }
   @Override
   protected void onDestroy() {
       super.onDestroy();
       lm.removeUpdates(listener);
       listener = null;
   }

}

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