ExpandableListView二级列表

package com.example.dajj;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseExpandableListAdapter;
import android.widget.ExpandableListView;
import android.widget.TextView;

public class MainActivity extends Activity {

private ExpandableListView ev;

String[] name = new String[] { "你好", "我好", "dajiahao", "他好" };
String[][] names = new String[][] { { "他后", "爱的", "爱的" },
{ "他后", "爱的", "爱的" }, { "他后", "爱的", "爱的" }, { "他后", "爱的", "爱的" } };

protected void onCreate(Bundle savedInstanceState) {
       super.onCreate(savedInstanceState);
       setContentView(R.layout.activity_main);
       ev = (ExpandableListView) findViewById(R.id.ev);
       ev.setAdapter(new BaseExpandableListAdapter() {

@Override
           public boolean isChildSelectable(int groupPosition,
                   int childPosition) {
               // TODO Auto-generated method stub
               return true;
           }

@Override
           public boolean hasStableIds() {
               // TODO Auto-generated method stub
               return false;
           }

@Override
           public View getGroupView(int groupPosition, boolean isExpanded,
                   View convertView, ViewGroup parent) {
               View view = View.inflate(MainActivity.this,
                       android.R.layout.simple_list_item_1, null);
               TextView text = (TextView) view
                       .findViewById(android.R.id.text1);
               text.setText(name[groupPosition]);
               return view;
           }

@Override
           public long getGroupId(int groupPosition) {
               // TODO Auto-generated method stub
               return groupPosition;
           }

@Override
           public int getGroupCount() {
               // TODO Auto-generated method stub
               return name.length;
           }

@Override
           public Object getGroup(int groupPosition) {
               // TODO Auto-generated method stub
               return groupPosition;
           }

@Override
           public int getChildrenCount(int groupPosition) {
               // TODO Auto-generated method stub
               return names[groupPosition].length;
           }

@Override
           public View getChildView(int groupPosition, int childPosition,
                   boolean isLastChild, View convertView, ViewGroup parent) {
               // TODO Auto-generated method stub

View view = View.inflate(MainActivity.this,
android.R.layout.simple_list_item_1, null);

TextView text = (TextView) view
                       .findViewById(android.R.id.text1);
               text.setText(names[groupPosition][childPosition]);
               return view;
           }

@Override
           public long getChildId(int groupPosition, int childPosition) {
               // TODO Auto-generated method stub
               return childPosition;
           }

@Override
           public Object getChild(int arg0, int arg1) {
               // TODO Auto-generated method stub
               return arg1;
           }
       });
   }

}

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ExpandableListView二级列表

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