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:

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