package com.example.listviewtest;import java.util.ArrayList;import java.util.HashMap;import android.app.Activity;import android.content.Context;import android.os.Bundle;import android.util.Log;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.view.View.OnClickListener;import android.widget.AdapterView;import android.widget.BaseAdapter;import android.widget.Button;import android.widget.TextView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ListView;//import com.example.listviewtest.MyAdapter;public class BaseAdapterTest extends Activity {        private ListView lv;    ArrayList
    
     
      > listItem;        @Override    protected void onCreate(Bundle savedInstanceState) {        // TODO Auto-generated method stub        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);                lv = (ListView) findViewById(R.id.listview01);                MyAdapter mAdapter = new MyAdapter(this); //得到一个MyAdapter对象                lv.setAdapter(mAdapter); //为ListView绑定Adapter         /*为ListView添加点击事件*/         lv.setOnItemClickListener(new OnItemClickListener() {            @Override            public void onItemClick(AdapterView
       parent, View view,                    int position, long id) {                Log.v("BaseAdapterTest", "你点击了ListView条目" + position);            }        });            }        /*添加一个得到数据的方法，方便使用*/    private ArrayList
      
       
        > getData() {        ArrayList
        
         
          > listItem = new ArrayList
          
           
            >(); /*为动态数组添加数据*/ for (int i = 0; i < 30; i++) { HashMap
            
              map = new HashMap
             
              (); map.put("ItemTitle", "第" + i + "行"); map.put("ItemText", "这是第" + i + "行"); listItem.add(map); } return listItem; } // 新建一个类继承BaseAdapter，实现视图与数据的绑定 private class MyAdapter extends BaseAdapter { private LayoutInflater mInflater; //得到一个LayoutInfalter对象用来导入布局 public MyAdapter(Context context) { this.mInflater = LayoutInflater.from(context); } @Override public int getCount() { return getData().size(); //返回数组的长度 } @Override public View getView(final int position, View convertView, ViewGroup parent) { ViewHolder holder; Log.v("BaseAdapterTest", "getView " + position + " " + convertView); if (convertView == null) { convertView = mInflater.inflate(R.layout.listitem, null); holder = new ViewHolder(); /*得到各个控件的对象*/ holder.title = (TextView) convertView.findViewById(R.id.ItemTitle); holder.text = (TextView) convertView.findViewById(R.id.ItemText); holder.bt = (Button) convertView.findViewById(R.id.ItemButton); // to ItemButton convertView.setTag(holder); //绑定ViewHolder对象 } else { holder = (ViewHolder) convertView.getTag(); //取出ViewHolder对象 } /*设置TextView显示的内容，即我们存放在动态数组中的数据*/ holder.title.setText(getData().get(position).get("ItemTitle").toString()); holder.text.setText(getData().get(position).get("ItemText").toString()); /*为Button添加点击事件*/ holder.bt.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Log.v("BaseAdapterTest", "你点击了按钮" + position); //打印Button的点击信息 } }); return convertView; } @Override public Object getItem(int position) { // TODO Auto-generated method stub return null; } @Override public long getItemId(int position) { // TODO Auto-generated method stub return 0; } } /*存放控件 的ViewHolder*/ public final class ViewHolder { public TextView title; public TextView text; public Button bt; }}