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

 1 package com.location1;
 2 
 3 import android.app.Activity;
 4 import android.content.Context;
 5 import android.location.Location;
 6 import android.location.LocationListener;
 7 import android.location.LocationManager;
 8 import android.os.Bundle;
 9 import android.view.View;
10 import android.view.View.OnClickListener;
11 import android.widget.Button;
12 
13 public class MainActivity extends Activity {
14 
15     private Button button = null;
16     private LocationManager locationManager = null;
17     LocationListener locationListener = null;
18     @Override
19     protected void onCreate(Bundle savedInstanceState) {
20         super.onCreate(savedInstanceState);
21         setContentView(R.layout.activity_main);
22         
23         
24         button = (Button)findViewById(R.id.buttonId);
25         locationManager = (LocationManager) MainActivity.this.getSystemService(Context.LOCATION_SERVICE);
26         
27         locationListener = new LocationListener() {
28             @Override
29             public void onStatusChanged(String provider, int status, Bundle extras) {
30                 System.out.println("onStatusChanged--->");
31             }
32             
33             @Override
34             public void onProviderEnabled(String provider) {
35                 System.out.println("onProviderEnabled--->");
36             }
37             
38             @Override
39             public void onProviderDisabled(String provider) {
40                 System.out.println("onProviderDisabled--->");
41             }
42             
43             @Override
44             public void onLocationChanged(Location location) {
45                 System.out.println("onLocationChanged--->");
46                 System.out.println(location.getLatitude());
47                 System.out.println(location.getLongitude());
48             }
49         };
50         
51         button.setOnClickListener(new OnClickListener() {
52             @Override
53             public void onClick(View v) {
54                 //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）
55                 locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, locationListener);
56             }
57         });
58     }
59 }