<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="match_parent"android:layout_height="match_parent" ><ImageView android:id="@+id/itemImage"android:layout_width="80dp"android:layout_height="80dp"android:layout_centerHorizontal="true"/><TextView android:id="@+id/itemName"android:layout_below="@id/itemImage"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_centerHorizontal="true"/></RelativeLayout>

<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" ><GridViewandroid:id="@+id/gridView"android:layout_width="match_parent"android:layout_height="wrap_content"android:horizontalSpacing="2dp"android:numColumns="3"android:verticalSpacing="2dp" /></LinearLayout>

package com.example.androidgridview;import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;import android.R.string;
import android.os.Bundle;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.BitmapFactory.Options;
import android.view.Menu;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.GridView;
import android.widget.SimpleAdapter;
import android.widget.Toast;public class MainActivity extends Activity {private GridView gridView;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);gridView = (GridView) this.findViewById(R.id.gridView);List<Map<String, Object>> item = getData();// SimpleAdapter对象，匹配ArrayList中的元素SimpleAdapter simpleAdapter = new SimpleAdapter(this, item, R.layout.gridviewitem, new String[] { "itemImage", "itemName" }, new int[] { R.id.itemImage, R.id.itemName });gridView.setAdapter(simpleAdapter);// 添加点击事件gridView.setOnItemClickListener(new OnItemClickListener() {@Overridepublic void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {int index = arg2 + 1;// id是从0开始的，所以需要+1Toast.makeText(getApplicationContext(), "你按下了选项：" + index, 0).show();}});}/*** 将图标图片和图标名称存入ArrayList中* * @return*/private List<Map<String, Object>> getData() {List<Map<String, Object>> items = new ArrayList<Map<String, Object>>();int[] listImg = new int[] { R.drawable.browser, R.drawable.email, R.drawable.camera, R.drawable.clock, R.drawable.contacts, R.drawable.gallery, R.drawable.gmail, R.drawable.gtalk, R.drawable.maps, R.drawable.market, R.drawable.messages, R.drawable.phone, R.drawable.voice, R.drawable.music, R.drawable.calender };String[] listName = new String[] { "九宫blue", "九宫email", "九宫firfox", "九宫gongju", "九宫heguo", "九宫kaiguan", "九宫letv", "九宫libray", "九宫list", "九宫luxiang", "九宫main", "九宫ooo", "九宫twite", "九宫voda", "九宫wifi" };for (int i = 0; i < listImg.length; i++) {Map<String, Object> item = new HashMap<String, Object>();item.put("itemImage", listImg[i]);item.put("itemName", listName[i]);items.add(item);}return items;}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);return true;}}