这是代码。
package com.android.main;import android.app.Activity;import android.content.Context;import android.os.Bundle;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.ArrayAdapter;import android.widget.baseAdapter;import android.widget.ListView;import android.widget.Spinner;public class DemoListSpinnerActivity extends Activity { ListView _listview; String[] itemsarray=new String[]{"one","two","three"}; ArrayAdapter<String> adapter; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); adapter=new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item,itemsarray); adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); _listview=(ListView)findViewById(R.id.listView1); _listview.setAdapter(new CustomAdapter(this)); } private class CustomAdapter extends baseAdapter { LayoutInflater inflater; public CustomAdapter(Context context) { inflater=LayoutInflater.from(context); } public int getCount() { // TODO Auto-generated method stub return 5; } public Object getItem(int position) { // TODO Auto-generated method stub return position; } public long getItemId(int position) { // TODO Auto-generated method stub return position; } public View getView(int arg0, View convertview, ViewGroup arg2) { ViewHolder viewHolder; if(convertview==null) { convertview=inflater.inflate(R.layout.listrow,null); viewHolder=new ViewHolder(); viewHolder.spinner=(Spinner)convertview.findViewById(R.id.spinner1); viewHolder.spinner.setAdapter(adapter); convertview.setTag(viewHolder); } else { viewHolder=(ViewHolder)convertview.getTag(); } return convertview; } public class ViewHolder { Spinner spinner; } }}main.xml<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" ><TextView android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/hello" /><ListView android:layout_height="wrap_content" android:id="@+id/listView1" android:layout_width="match_parent"></ListView></LinearLayout>listrow.xml<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent"> <Spinner android:layout_height="wrap_content" android:layout_width="match_parent" android:id="@+id/spinner1"></Spinner></LinearLayout>
