ANDROID_MARS学习笔记_S03_003_LocationManager、LocationListener

一、简介

二、代码
1.xml

(1)AndroidManifest.xml

增加

    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
</manifest>

2.java
(1)MainActivity.java

 package com.location1;

 import android.app.Activity;
 import android.content.Context;
 import android.location.Location;
 import android.location.LocationListener;
 import android.location.LocationManager;
 import android.os.Bundle;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.widget.Button;

 public class MainActivity extends Activity {

     private Button button = null;
     private LocationManager locationManager = null;
     LocationListener locationListener = null;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);

         button = (Button)findViewById(R.id.buttonId);
         locationManager = (LocationManager) MainActivity.this.getSystemService(Context.LOCATION_SERVICE);

         locationListener = new LocationListener() {
             @Override
             public void onStatusChanged(String provider, int status, Bundle extras) {
                 System.out.println("onStatusChanged--->");
             }

             @Override
             public void onProviderEnabled(String provider) {
                 System.out.println("onProviderEnabled--->");
             }

             @Override
             public void onProviderDisabled(String provider) {
                 System.out.println("onProviderDisabled--->");
             }

             @Override
             public void onLocationChanged(Location location) {
                 System.out.println("onLocationChanged--->");
                 System.out.println(location.getLatitude());
                 System.out.println(location.getLongitude());
             }
         };

         button.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
                 //绑定监听器，第二个参数表示更新的最小时间（毫秒）；第三个参数表示更新的最小距离（米）
                 locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, locationListener);
             }
         });
     }
 }