package com.example.myapi.thirdbaidumap;

import java.net.URISyntaxException;

import java.util.ArrayList;

import java.util.List;

import android.app.Activity;

import android.content.Context;

import android.content.Intent;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.net.Uri;

import android.os.Bundle;

import android.util.Log;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import com.example.myapi.R;

/**

* 测试程序跳转到第三方地图，并将数据传递过去。

* @author tony

*

*/

public class ThirdBaiduMapTestActivity extends Activity implements OnClickListener{

private Button btn_test;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.thirdbaidumaptest);

btn_test = (Button)findViewById(R.id.baidu_btn_test);

btn_test.setOnClickListener(this);

}

@Override

public void onClick(View v) {

switch(v.getId()){

case R.id.baidu_btn_test:

//如果已安装,

if(isAvilible(this,”com.baidu.BaiduMap”)){//传入指定应用包名

Intent intent = null;

try {

// intent = Intent.getIntent(“intent://map/directionrigin=latlng:34.264642646862,108.95108518068|name:我家&destination=大雁塔&mode=drivingon=西安&src=yourCompanyName|yourAppName#Intent;scheme=bdapp;package=com.baidu.BaiduMap;end”);

intent = Intent.getIntent(“intent://map/direction+

“origin=大柏树&” +

“destination=江湾镇” +

“&mode=driving&” +

“region=上海市” +

“&src=yourCompanyName|yourAppName#Intent;scheme=bdapp;package=com.baidu.BaiduMap;end”);

startActivity(intent); //启动调用

} catch (URISyntaxException e) {

Log.e(“intent”, e.getMessage());

}

}else{//未安装

//market为路径，id为包名

//显示手机上所有的market商店

Uri uri = Uri.parse(“market://detailsd=com.baidu.BaiduMap”);

Intent intent = new Intent(Intent.ACTION_VIEW, uri);

startActivity(intent);

}

break;

}

}

/**

* 检查手机上是否安装了指定的软件

* @param context

* @param packageName：应用包名

* @return

*/

private boolean isAvilible(Context context, String packageName){

//获取packagemanager

final PackageManager packageManager = context.getPackageManager();

//获取所有已安装程序的包信息

List packageInfos = packageManager.getInstalledPackages(0);

//用于存储所有已安装程序的包名

List packageNames = new ArrayList();

//从pinfo中将包名字逐一取出，压入pName list中

if(packageInfos != null){

for(int i = 0; i < packageInfos.size(); i++){

String packName = packageInfos.get(i).packageName;

packageNames.add(packName);

}

}

//判断packageNames中是否有目标程序的包名，有TRUE，没有FALSE

return packageNames.contains(packageName);

}

}

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