用户定位

代码如下：

AndroidManifest.xml:

在</application>后面增加一行：

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

Activity_main.xml:

<Button

android:id="@+id/locationButtonId"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

     
  android:text="绑定监听器"/>

MainActivity.java:

package leihu.location01;

import android.location.Location;

import android.location.LocationListener;

import android.location.LocationManager;

import android.os.Bundle;

import android.app.Activity;

import android.content.Context;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

public class MainActivity extends Activity
{

private Button button = null;

protected void onCreate(Bundle
savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

button =
(Button)findViewById(R.id.locationButtonId);

button.setOnClickListener(new ButtonListener());

}

private class ButtonListener implements OnClickListener{

public void onClick(View
v) {

//得到LocationManager对象

LocationManager locationManager =
(LocationManager)MainActivity.this.getSystemService(Context.LOCATION_SERVICE);

//1.定义当前所使用的Location Provider    
locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER,0,0,newTestLocationListener());

}

}

private class TestLocationListener implements LocationListener{

public void onLocationChanged(Location
location) {

// TODO Auto-generated method stub

System.out.println(location.getLongitude());

System.out.println(location.getLatitude());

}

public void onProviderDisabled(String
provider) {

// TODO Auto-generated method stub

}

public void onProviderEnabled(String
provider) {

// TODO Auto-generated method stub

}

public void onStatusChanged(String
provider, int status, Bundle extras) {

// TODO Auto-generated method stub

}

}

}

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