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<Spinner

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:id="@+id/spinner2"

android:entries="@array/spingarr"

/>

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<?xml version="1.0" encoding="utf-8"?>

<resources>

<string-array name="spingarr">

<item>北京</item>

<item>上海</item>

<item>广州</item>

<item>深圳</item>

</string-array>

</resources>

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package com.example.testspanner;

import java.util.ArrayList;

import java.util.List;

import android.app.Activity;

import android.os.Bundle;

import android.widget.ArrayAdapter;

import android.widget.Spinner;

public class MainActivity extends Activity {

private Spinner spinner;

private List<String> data_list;

private ArrayAdapter<String> arr_adapter;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.spinner);

spinner = (Spinner) findViewById(R.id.spinner);

//数据

data_list = new ArrayList<String>();

data_list.add("北京");

data_list.add("上海");

data_list.add("广州");

data_list.add("深圳");

//适配器

arr_adapter= new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, data_list);

//设置样式

arr_adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

//加载适配器

spinner.setAdapter(arr_adapter);

}

}

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<Spinner

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:id="@+id/spinner"

/>

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mySpinner.setOnItemSelectedListener(new Spinner.OnItemSelectedListener() {//选择item的选择点击监听事件

public void onItemSelected(AdapterView<?> arg0, View arg1,

int arg2, long arg3) {

// TODO Auto-generated method stub

// 将所选mySpinner 的值带入myTextView 中

myTextView.setText("您选择的是：" + arg2+"个");//文本说明

}

public void onNothingSelected(AdapterView<?> arg0) {

// TODO Auto-generated method stub

myTextView.setText("Nothing");

}

});