演示Android的ListView控件的使用

package com.funfree.view; import java.util.ArrayList; import java.util.HashMap; import java.util.Map; import android.app.ListActivity; import android.os.Bundle; import android.view.View; import android.widget.ListView; import android.widget.SimpleAdapter; /** * 功能：演示最简单的ListView控件的使用方式 * 作者：Arkliszeng * 时间：2011-06-08 * 地点：北大青鸟锦江中心学术部 * 版本：ver 1.0.0 * * @author AZ * */ public class ListViewActivity extends ListActivity { /** Called when the activity is first created. */ private SimpleAdapter listAdapter; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); ArrayList<Map<String, String>> list = new ArrayList<Map<String, String>>(); //初始化集合 init(list); // 生成一个SimpleAdapter类型的变量来填充数据--这里关键代码 listAdapter = new SimpleAdapter(this, list, R.layout.user, new String[] { "user_name", "user_pasword" }, new int[] { R.id.user_name, R.id.user_pasword }); // 设置显示ListView setListAdapter(listAdapter); } private void init(ArrayList<Map<String, String>> list) { // TODO Auto-generated method stub // 使用Map来表示列表数据 Map<String, String> mapOne = new HashMap<String, String>(); Map<String, String> mapTwo = new HashMap<String, String>(); Map<String, String> mapThree = new HashMap<String, String>(); Map<String, String> mapFour = new HashMap<String, String>(); Map<String, String> mapFive = new HashMap<String, String>(); Map<String, String> mapSix = new HashMap<String, String>(); mapOne.put("user_name", "徐嵩"); mapOne.put("user_pasword", "要你命三千"); mapTwo.put("user_name", "陈竞强"); mapTwo.put("user_pasword", "不死的小强"); mapThree.put("user_name", "彭阳剑"); mapThree.put("user_pasword", "Only you到你死"); mapFour.put("user_name", "张宁"); mapFour.put("user_pasword", "QQ无罪"); mapFive.put("user_name", "庄鹏飞"); mapFive.put("user_pasword", "C++之神"); mapSix.put("user_name", "曾忠"); mapSix.put("user_pasword", "打酱油的站神"); list.add(mapOne); list.add(mapTwo); list.add(mapThree); list.add(mapFour); list.add(mapFive); list.add(mapSix); } @Override protected void onListItemClick(ListView l, View v, int position, long id) { // TODO Auto-generated method stub super.onListItemClick(l, v, position, id); System.out.println("id = " + id); // 显示所单击条目的位置数 System.out.println("第 " + position + " 项"); } }