浅析Android手机卫士手机定位的原理

package com.tsh.mylocation;
import android.app.Activity;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Toast;
public class MainActivity extends Activity {
private LocationManager lm;
private LocationListener listener;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//获取位置管理器
lm=(LocationManager) getSystemService(LOCATION_SERVICE);
listener=new MyLocationListener();
lm.requestLocationUpdates("gps", 0, 0, listener);
}
private class MyLocationListener implements LocationListener{
@Override
public void onLocationChanged(Location location) {
//获取经度
String lOngitude="经度："+location.getLongitude();
String latitude="纬度："+location.getLatitude();
String acc="精确度："+location.getAccuracy();
Toast.makeText(MainActivity.this, longitude+latitude+acc, 1).show();
}
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
}
@Override
public void onProviderEnabled(String provider) {
}
@Override
public void onProviderDisabled(String provider) {
}
}
}