package xiaosi.gridview;import java.util.ArrayList;import java.util.HashMap;import android.app.Activity;import android.os.Bundle;import android.view.View;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.GridView;import android.widget.SimpleAdapter;public class GridViewActivity extends Activity {    /** Called when the activity is first created. */    private GridView gridview = null;    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        GridView gridview = (GridView) findViewById(R.id.gridview);                //生成数据源 一个List        ArrayList
     
      
       > DateList = new ArrayList
       
        
         >();        for(int i=0;i<15;i++)        {            //医用HashMap来存储            HashMap
         
           hashMap = new HashMap
          
           (); //添加图像资源的ID hashMap.put("Image", R.drawable.a); //按序号做ItemText hashMap.put("Text", "NO."+String.valueOf(i)); //添加到List去 DateList.add(hashMap); } //生成适配器的simpleAdapter //DateList 数据源 //R.layout.item 来自于item。xml 控制GridView中每一项的布局（一个ImageView 一个TextView） //第三个参数是hashoMap的键值 //第四个参数是item。xml中ImageView，TextView的ID SimpleAdapter simpleAdapter = new SimpleAdapter(this,DateList,R.layout.item, new String[] {"Image","Text"}, new int[] {R.id.ItemImage,R.id.ItemText}); //添加并且显示 gridview.setAdapter(simpleAdapter); //添加消息处理 gridview.setOnItemClickListener(new ItemClickListener()); } private class ItemClickListener implements OnItemClickListener { public void onItemClick(AdapterView
            arg0,View arg1, int arg2,long arg3) { //arg0就是那个DateList HashMap
           
             item=(HashMap
            
             ) arg0.getItemAtPosition(arg2); //显示应用标题的那个TextView setTitle((String)item.get("Text")); } }}
            
           
          
         
        
       
      
     

main.xml

创建item.xml 

from：http://blog.csdn.net/sjf0115/article/details/7242521