Android：控件GridView的使用实例

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package com.example.testgridview;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import android.app.Activity;
import android.os.Bundle;
import android.widget.GridView;
import android.widget.SimpleAdapter;

public class MainActivity extends Activity {
  private GridView gview;
  private List> data_list;
  private SimpleAdapter sim_adapter;
  // 图片封装为一个数组
  private int[] icon = { R.drawable.address_book, R.drawable.calendar,
      R.drawable.camera, R.drawable.clock, R.drawable.games_control,
      R.drawable.messenger, R.drawable.ringtone, R.drawable.settings,
      R.drawable.speech_balloon, R.drawable.weather, R.drawable.world,
      R.drawable.youtube };
  private String[] icOnName= { "通讯录", "日历", "照相机", "时钟", "游戏", "短信", "铃声",
      "设置", "语音", "天气", "浏览器", "视频" };

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.test);
    gview = (GridView) findViewById(R.id.gview);
    //新建List
    data_list = new ArrayList>();
    //获取数据
    getData();
    //新建适配器
    String [] from ={"image","text"};
    int [] to = {R.id.image,R.id.text};
    sim_adapter = new SimpleAdapter(this, data_list, R.layout.item, from, to);
    //配置适配器
    gview.setAdapter(sim_adapter);
  }

  
  
  public List> getData(){    
    //cion和iconName的长度是相同的，这里任选其一都可以
    for(int i=0;i map = new HashMap();
      map.put("image", icon[i]);
      map.put("text", iconName[i]);
      data_list.add(map);
    }
      
    return data_list;
  }
  

}

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