android listview simpleAdaper

xml （主）

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainDemo" >

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

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

</LinearLayout>

xml 数据

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="horizontal"
    tools:context=".MainActivity"
    android:id="@+id/datalist">

        <ImageView
         android:id="@+id/pic"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="left"
         android:src="@drawable/ic_launcher"/>

    <LinearLayout 

       android:layout_width="180px"
       android:layout_height="wrap_content"
       android:orientation="vertical"
       tools:context=".MainActivity"
       android:gravity="left">

    <TextView
       android:id="@+id/company"
       android:textSize="16px"
       android:padding="3px"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"/>

    <TextView
       android:id="@+id/ceo"
       android:padding="3px"
       android:textSize="10px"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"/>
</LinearLayout>
    <LinearLayout 

       android:layout_width="200px"
       android:layout_height="wrap_content"
       android:orientation="vertical"
       tools:context=".MainActivity"
       android:gravity="left">

    <TextView
       android:id="@+id/type"
       android:textSize="16px"
       android:padding="1px"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"/>

    <ImageView
       android:id="@+id/score"
       android:padding="1px"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"/>  

</LinearLayout>
</LinearLayout>

java

package app.android.MainDemo;

import android.os.Bundle;

import java.text.Collator;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import android.app.Activity;
import android.app.ListActivity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Toast;

public class MainDemo extends Activity {

    private int pic[]=new int[]
            {
            R.drawable.ic_launcher,
            R.drawable.ic_launcher,
            R.drawable.ic_launcher,
            R.drawable.ic_launcher,
            R.drawable.ic_launcher,
            R.drawable.ic_launcher,
            };

    private String data[][]=new String[][]
            {
            {"百度","李彦宏","搜索",R.drawable.ic_launcher+""},
            {"阿里巴巴","马云","电子商务",R.drawable.ic_launcher+""},
            {"腾讯","马化腾","社交网络",R.drawable.ic_launcher+""},
            {"新浪","曹国伟","社交媒体",R.drawable.ic_launcher+""},
            {"腾讯","马化腾","社交网络",R.drawable.ic_launcher+""},
            {"新浪","曹国伟","社交媒体",R.drawable.ic_launcher+""},
            };

            private ListView dataList=null;
            private List<Map<String,String>> list=new ArrayList<Map<String,String>>();
            private SimpleAdapter simpleAdapter=null;
            private TextView info=null;

    @Override
    protected void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main_demo);

        this.dataList=(ListView) super.findViewById(R.id.datalist);

        this.info=(TextView)super.findViewById(R.id.info);

//
//      //将我们每一条记录添加到我们的Map当中
        for(int i=0;i<data.length;i++){
        //定义我们的Map数据
        Map<String,String> map=new HashMap<String, String>();
        //添加数据

        map.put("pic", String.valueOf(pic[i]));
        map.put("company",data[i][0]);
        map.put("ceo", data[i][1]);
        map.put("type", data[i][2]);
        map.put("score", data[i][3]);
        this.list.add(map);
        }

        this.simpleAdapter=new SimpleAdapter
                (
                this,
                this.list,
                R.layout.maindemo_datalist,
                new String[]{"pic","company","ceo","type","score"},
                new int[]{R.id.pic,R.id.company,R.id.ceo,R.id.type,R.id.score}
                );
      this.dataList.setAdapter(simpleAdapter);
      this.dataList.setOnItemClickListener(new  OnItemClickListener()
      {

        @Override
        public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {

            @SuppressWarnings("unchecked")
            Map<String,String> map=(Map<String, String>)
           MainDemo.this.simpleAdapter.getItem(arg2);

            Toast.makeText(MainDemo.this, "onItemClick=>:"+arg2, 3000).show();

            String company=map.get("company");
            String ceo=map.get("ceo");
            String type=map.get("type");
            MainDemo.this.info.setText("您选择的公司是:=>"+company+"ceo为"+ceo+"type:"+type);

        }
    });

    }

}

效果：