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【Java】 android中的收藏夹
作者:ch469299503 / 发布于2013/10/24/ 402

	//activity的代码
	package cn.itcast.mars;

	import java.util.ArrayList;

	import java.util.List;

	import android.app.Activity;
	import android.content.Intent;
	import android.net.Uri;
	import android.os.Bundle;
	import android.view.View;
	import android.widget.Adapter;
	import android.widget.AdapterView;
	import android.widget.AdapterView.OnItemClickListener;
	import android.widget.ArrayAdapter;
	import android.widget.ListView;
	import android.widget.TextView;

	public class Android42Activity extends Activity {
	 private ListView listView = null;
	 private TextView textView = null;
	 private List<String> list = new ArrayList<String>();
	 public void onCreate(Bundle savedInstanceState) {
	 super.onCreate(savedInstanceState);
	 setContentView(R.layout.main);
	 listView = (ListView) findViewById(R.id.listView1);
	 textView = (TextView) findViewById(R.id.textView1);
	 list.add("百度");
	 list.add("谷歌");
	 list.add("搜狗");
	 list.add("遨游");
	 list.add("火狐");
	 ArrayAdapter adapter = new ArrayAdapter<String>(this, R.layout.item, R.id.textView1, list);
	 listView.setAdapter(adapter);
	 //这是设置listView的子菜单只能够选择一个
	 listView.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
	 //这是设置listView的子菜单的选择功能打开
	 listView.setItemsCanFocus(true);
	 listView.setOnItemClickListener(new MyItemLongClickListener());
	 }
	
	 private final class MyItemLongClickListener implements OnItemClickListener
	 {

	 @Override
	 public void onItemClick(AdapterView<?> adapter, View view, int position,
	 long id) {
	 String url = null;
	 if(adapter.getAdapter().getItem(position).toString().equals("百度"))
	 {
	 url = "http://www.baidu.com";
	
	 }else if(adapter.getAdapter().getItem(position).toString().equals("谷歌"))
	 {
	 url = "http://www.google.com";
	
	 }else if(adapter.getAdapter().getItem(position).toString().equals("搜狗"))
	 {
	 url = "http://www.sogou.com";
	 }else if(adapter.getAdapter().getItem(position).toString().equals("遨游"))
	 {
	 url = "http://www.aoyou.com";
	 }else if(adapter.getAdapter().getItem(position).toString().equals("火狐"))
	 {
	 url = "http://www.firwefox.com";
	 }
	 go2url(url);
	 }

	 private void go2url(String url) {
	 Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
	 startActivity(intent);
	 }
	
	 }
	}
	//清单文件的代码
	<?xml version="1.0" encoding="utf-8"?>
	<manifest xmlns:android="http://schemas.android.com/apk/res/android"
	 package="cn.itcast.mars"
	 android:versionCode="1"
	 android:versionName="1.0" >

	 <uses-sdk android:minSdkVersion="10" />

	 <application
	 android:icon="@drawable/ic_launcher"
	 android:label="@string/app_name" >
	 <activity
	 android:name=".Android42Activity"
	 android:label="@string/app_name" >
	 <intent-filter>
	 <action android:name="android.intent.action.MAIN" />

	 <category android:name="android.intent.category.LAUNCHER" />
	 </intent-filter>
	 </activity>
	 </application>
	<uses-permission android:name="android.permission.INTERNET"></uses-permission>
	</manifest>
	//main.xml的代码
	<?xml version="1.0" encoding="utf-8"?>
	<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
	 android:layout_width="fill_parent"
	 android:layout_height="fill_parent"
	 android:orientation="vertical" >

	 <ListView
	 android:id="@+id/listView1"
	 android:layout_width="match_parent"
	 android:layout_height="wrap_content" >
	 </ListView>

	</LinearLayout>
	//item.xml的代码
	<?xml version="1.0" encoding="utf-8"?>
	<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
	 android:layout_width="wrap_content"
	 android:layout_height="fill_parent"
	 android:orientation="vertical" >


	 <TextView
	 android:id="@+id/textView1"
	 android:layout_width="wrap_content"
	 android:layout_height="wrap_content"
	 android:text="TextView" />

	</LinearLayout>
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