Android UI控件之Spinner实现省市区三级联动

上一篇文章中了解到了Spinner的简单用法，知道了Spinner的数据源一般有两种形式。
XML文件和数组的方式。这次的内容主要是想在Spinner上实现省市区三级联动，话不多说了

直接上效果图吧！





城市信息我将他放在strings.xml文件中，具体就不给出了，信息太大了
主xml文件如下：

[java]
view plaincopyprint?

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:focusableInTouchMode="false" >

<TableLayout
android:id="@+id/tableLayout1"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:paddingTop="20px"
android:stretchColumns="1" >

<TableRow
android:id="@+id/tableRow1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:paddingTop="10px"

android:scrollbarAlwaysDrawVerticalTrack="false" >

<TextView
android:id="@+id/province_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="省份：" >
</TextView>

<Spinner
android:id="@+id/province_spinner"
android:layout_width="wrap_content"
android:layout_height="wrap_content" >
</Spinner>
</TableRow>

<TableRow
android:id="@+id/tableRow2"

android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:paddingTop="10px"
android:scrollbarAlwaysDrawVerticalTrack="false" >

<TextView
android:id="@+id/city_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="城市：" >
</TextView>

<Spinner
android:id="@+id/city_spinner"
android:layout_width="wrap_content"
android:layout_height="wrap_content" >
</Spinner>
</TableRow>

<TableRow
android:id="@+id/tableRow3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:paddingTop="10px"

android:scrollbarAlwaysDrawVerticalTrack="false" >

<TextView
android:id="@+id/county_text"

android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="县城镇：" >
</TextView>

<Spinner
android:id="@+id/county_spinner"
android:layout_width="wrap_content"
android:layout_height="wrap_content" >
</Spinner>
</TableRow>

<EditText
android:id="@+id/display_edit"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:focusableInTouchMode="false"
android:hint="输出结果"
android:paddingTop="10px" >
</EditText>
</TableLayout>

</RelativeLayout>

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:focusableInTouchMode="false" >

    <TableLayout
        android:id="@+id/tableLayout1"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:paddingTop="20px"
        android:stretchColumns="1" >

        <TableRow
            android:id="@+id/tableRow1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:paddingTop="10px"
            android:scrollbarAlwaysDrawVerticalTrack="false" >

            <TextView
                android:id="@+id/province_text"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="省份：" >
            </TextView>

            <Spinner
                android:id="@+id/province_spinner"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" >
            </Spinner>
        </TableRow>

        <TableRow
            android:id="@+id/tableRow2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:paddingTop="10px"
            android:scrollbarAlwaysDrawVerticalTrack="false" >

            <TextView
                android:id="@+id/city_text"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="城市：" >
            </TextView>

            <Spinner
                android:id="@+id/city_spinner"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" >
            </Spinner>
        </TableRow>

        <TableRow
            android:id="@+id/tableRow3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:paddingTop="10px"
            android:scrollbarAlwaysDrawVerticalTrack="false" >

            <TextView
                android:id="@+id/county_text"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="县城镇：" >
            </TextView>

            <Spinner
                android:id="@+id/county_spinner"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" >
            </Spinner>
        </TableRow>

        <EditText
            android:id="@+id/display_edit"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:focusableInTouchMode="false"
            android:hint="输出结果"
            android:paddingTop="10px" >
        </EditText>
    </TableLayout>

</RelativeLayout>

MainAcitivty问价如下：

[java]
view plaincopyprint?

/**
* 省市县联动
*
* kiritor
*
* 2011.3.17
*/
package com.kiritor.ui_spinner_baseadapter;

import android.app.Activity;

import android.os.Bundle;
import android.util.Log;

import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.AdapterView.OnItemSelectedListener;

public class MainActivityextends Activity {

private Spinner province_spinner;
private Spinner city_spinner;
private Spinner county_spinner;
private Integer provinceId, cityId;
private EditText display;
private String strProvince, strCity, strCounty;
//市，自治区集合
private int[] city = { R.array.beijin_province_item,
R.array.tianjin_province_item, R.array.heibei_province_item,
R.array.shanxi1_province_item, R.array.neimenggu_province_item,

R.array.liaoning_province_item, R.array.jilin_province_item,
R.array.heilongjiang_province_item, R.array.shanghai_province_item,

R.array.jiangsu_province_item, R.array.zhejiang_province_item,
R.array.anhui_province_item, R.array.fujian_province_item,
R.array.jiangxi_province_item, R.array.shandong_province_item,
R.array.henan_province_item, R.array.hubei_province_item,
R.array.hunan_province_item, R.array.guangdong_province_item,
R.array.guangxi_province_item, R.array.hainan_province_item,
R.array.chongqing_province_item, R.array.sichuan_province_item,
R.array.guizhou_province_item, R.array.yunnan_province_item,
R.array.xizang_province_item, R.array.shanxi2_province_item,
R.array.gansu_province_item, R.array.qinghai_province_item,
R.array.linxia_province_item, R.array.xinjiang_province_item,
R.array.hongkong_province_item, R.array.aomen_province_item,
R.array.taiwan_province_item };
private int[] countyOfBeiJing = { R.array.beijin_city_item };
private int[] countyOfTianJing = { R.array.tianjin_city_item };
private int[] countyOfHeBei = { R.array.shijiazhuang_city_item,
R.array.tangshan_city_item, R.array.qinghuangdao_city_item,
R.array.handan_city_item, R.array.xingtai_city_item,
R.array.baoding_city_item, R.array.zhangjiakou_city_item,

R.array.chengde_city_item, R.array.cangzhou_city_item,
R.array.langfang_city_item, R.array.hengshui_city_item };

private int[] countyOfShanXi1 = { R.array.taiyuan_city_item,
R.array.datong_city_item, R.array.yangquan_city_item,

R.array.changzhi_city_item, R.array.jincheng_city_item,
R.array.shuozhou_city_item, R.array.jinzhong_city_item,

R.array.yuncheng_city_item, R.array.xinzhou_city_item,
R.array.linfen_city_item, R.array.lvliang_city_item };

private int[] countyOfNeiMengGu = { R.array.huhehaote_city_item,
R.array.baotou_city_item, R.array.wuhai_city_item,
R.array.chifeng_city_item, R.array.tongliao_city_item,
R.array.eerduosi_city_item, R.array.hulunbeier_city_item,

R.array.bayannaoer_city_item, R.array.wulanchabu_city_item,
R.array.xinganmeng_city_item, R.array.xilinguolemeng_city_item,
R.array.alashanmeng_city_item };
private int[] countyOfLiaoNing = { R.array.shenyang_city_item,
R.array.dalian_city_item, R.array.anshan_city_item,
R.array.wushun_city_item, R.array.benxi_city_item,
R.array.dandong_city_item, R.array.liaoning_jinzhou_city_item,
R.array.yingkou_city_item, R.array.fuxin_city_item,

R.array.liaoyang_city_item, R.array.panjin_city_item,
R.array.tieling_city_item, R.array.zhaoyang_city_item,

R.array.huludao_city_item };
private int[] countyOfJiLin = { R.array.changchun_city_item,
R.array.jilin_city_item, R.array.siping_city_item,
R.array.liaoyuan_city_item, R.array.tonghua_city_item,

R.array.baishan_city_item, R.array.songyuan_city_item,
R.array.baicheng_city_item, R.array.yanbian_city_item };

private int[] countyOfHeiLongJiang = { R.array.haerbing_city_item,
R.array.qiqihaer_city_item, R.array.jixi_city_item,

R.array.hegang_city_item, R.array.shuangyashan_city_item,
R.array.daqing_city_item, R.array.heilongjiang_yichun_city_item,
R.array.jiamusi_city_item, R.array.qitaihe_city_item,
R.array.mudanjiang_city_item, R.array.heihe_city_item,

R.array.suihua_city_item, R.array.daxinganling_city_item };
private int[] countyOfShangHai = { R.array.shanghai_city_item };

private int[] countyOfJiangSu = { R.array.nanjing_city_item,
R.array.wuxi_city_item, R.array.xuzhou_city_item,
R.array.changzhou_city_item, R.array.nanjing_suzhou_city_item,
R.array.nantong_city_item, R.array.lianyungang_city_item,
R.array.huaian_city_item, R.array.yancheng_city_item,

R.array.yangzhou_city_item, R.array.zhenjiang_city_item,
R.array.jiangsu_taizhou_city_item, R.array.suqian_city_item };
private int[] countyOfZheJiang = { R.array.hangzhou_city_item,
R.array.ningbo_city_item, R.array.wenzhou_city_item,

R.array.jiaxing_city_item, R.array.huzhou_city_item,
R.array.shaoxing_city_item, R.array.jinhua_city_item,

R.array.quzhou_city_item, R.array.zhoushan_city_item,
R.array.zejiang_huzhou_city_item, R.array.lishui_city_item };
private int[] countyOfAnHui = { R.array.hefei_city_item,
R.array.wuhu_city_item, R.array.bengbu_city_item,
R.array.huainan_city_item, R.array.maanshan_city_item,
R.array.huaibei_city_item, R.array.tongling_city_item,

R.array.anqing_city_item, R.array.huangshan_city_item,
R.array.chuzhou_city_item, R.array.fuyang_city_item,

R.array.anhui_suzhou_city_item, R.array.chaohu_city_item,
R.array.luan_city_item, R.array.haozhou_city_item,
R.array.chizhou_city_item, R.array.xuancheng_city_item };
private int[] countyOfFuJian = { R.array.huzhou_city_item,
R.array.xiamen_city_item, R.array.putian_city_item,
R.array.sanming_city_item, R.array.quanzhou_city_item,

R.array.zhangzhou_city_item, R.array.nanp_city_item,
R.array.longyan_city_item, R.array.ningde_city_item };

private int[] countyOfJiangXi = { R.array.nanchang_city_item,
R.array.jingdezhen_city_item, R.array.pingxiang_city_item,

R.array.jiujiang_city_item, R.array.xinyu_city_item,
R.array.yingtan_city_item, R.array.ganzhou_city_item,

R.array.jian_city_item, R.array.jiangxi_yichun_city_item,
R.array.jiangxi_wuzhou_city_item, R.array.shangrao_city_item };
private int[] countyOfShanDong = { R.array.jinan_city_item,
R.array.qingdao_city_item, R.array.zaobo_city_item,

R.array.zaozhuang_city_item, R.array.dongying_city_item,
R.array.yantai_city_item, R.array.weifang_city_item,

R.array.jining_city_item, R.array.taian_city_item,
R.array.weihai_city_item, R.array.rizhao_city_item,

R.array.laiwu_city_item, R.array.linxi_city_item,
R.array.dezhou_city_item, R.array.liaocheng_city_item,

R.array.shandong_bingzhou_city_item, R.array.heze_city_item };
private int[] countyOfHeNan = { R.array.zhenshou_city_item,
R.array.kaifang_city_item, R.array.luoyang_city_item,
R.array.kaipingshan_city_item, R.array.anyang_city_item,

R.array.hebi_city_item, R.array.xinxiang_city_item,
R.array.jiaozuo_city_item, R.array.buyang_city_item,

R.array.xuchang_city_item, R.array.leihe_city_item,
R.array.sanmenxia_city_item, R.array.nanyang_city_item,

R.array.shangqiu_city_item, R.array.xinyang_city_item,
R.array.zhoukou_city_item, R.array.zhumadian_city_item };

private int[] countyOfHuBei = { R.array.wuhan_city_item,
R.array.huangshi_city_item, R.array.shiyan_city_item,

R.array.yichang_city_item, R.array.xiangpan_city_item,
R.array.erzhou_city_item, R.array.jinmen_city_item,

R.array.xiaogan_city_item, R.array.hubei_jinzhou_city_item,
R.array.huanggang_city_item, R.array.xianning_city_item,

R.array.suizhou_city_item, R.array.enshi_city_item,
R.array.shenglongjia_city_item };

private int[] countyOfHuNan = { R.array.changsha_city_item,
R.array.zhuzhou_city_item, R.array.xiangtan_city_item,
R.array.hengyang_city_item, R.array.shaoyang_city_item,

R.array.yueyang_city_item, R.array.changde_city_item,
R.array.zhangjiajie_city_item, R.array.yiyang_city_item,

R.array.hunan_bingzhou_city_item, R.array.yongzhou_city_item,
R.array.huaihua_city_item, R.array.loudi_city_item,

R.array.xiangxi_city_item };
private int[] countyOfGuangDong = { R.array.guangzhou_city_item,
R.array.shaoguan_city_item, R.array.shenzhen_city_item,
R.array.zhuhai_city_item, R.array.shantou_city_item,

R.array.foshan_city_item, R.array.jiangmen_city_item,
R.array.zhangjiang_city_item, R.array.maoming_city_item,

R.array.zhaoqing_city_item, R.array.huizhou_city_item,
R.array.meizhou_city_item, R.array.shanwei_city_item,

R.array.heyuan_city_item, R.array.yangjiang_city_item,
R.array.qingyuan_city_item, R.array.dongguan_city_item,

R.array.zhongshan_city_item, R.array.chaozhou_city_item,
R.array.jiyang_city_item, R.array.yunfu_city_item };

private int[] countyOfGuangXi = { R.array.nanning_city_item,
R.array.liuzhou_city_item, R.array.guilin_city_item,

R.array.guangxi_wuzhou_city_item, R.array.beihai_city_item,
R.array.fangchenggang_city_item, R.array.qinzhou_city_item,
R.array.guigang_city_item, R.array.yuelin_city_item,
R.array.baise_city_item, R.array.hezhou_city_item,
R.array.hechi_city_item, R.array.laibing_city_item,
R.array.chuangzuo_city_item };
private int[] countyOfHaiNan = { R.array.haikou_city_item,
R.array.sanya_city_item };
private int[] countyOfChongQing = { R.array.chongqing_city_item };
private int[] countyOfSiChuan = { R.array.chengdu_city_item,
R.array.zigong_city_item, R.array.panzhihua_city_item,
R.array.luzhou_city_item, R.array.deyang_city_item,

R.array.mianyang_city_item, R.array.guangyuan_city_item,
R.array.suining_city_item, R.array.neijiang_city_item,

R.array.leshan_city_item, R.array.nanchong_city_item,
R.array.meishan_city_item, R.array.yibing_city_item,

R.array.guangan_city_item, R.array.dazhou_city_item,
R.array.yaan_city_item, R.array.bazhong_city_item,
R.array.ziyang_city_item, R.array.abei_city_item,
R.array.ganmu_city_item, R.array.liangshan_city_item };

private int[] countyOfGuiZhou = { R.array.guiyang_city_item,
R.array.lupanshui_city_item, R.array.zhunyi_city_item,

R.array.anshun_city_item, R.array.tongren_city_item,
R.array.qingxinan_city_item, R.array.biji_city_item,

R.array.qingdongnan_city_item, R.array.qingnan_city_item };
private int[] countyOfYunNan = { R.array.kunming_city_item,
R.array.qujing_city_item, R.array.yuexi_city_item,
R.array.baoshan_city_item, R.array.zhaotong_city_item,

R.array.lijiang_city_item, R.array.simao_city_item,
R.array.lingcang_city_item, R.array.chuxiong_city_item,

R.array.honghe_city_item, R.array.wenshan_city_item,
R.array.xishuangbanna_city_item, R.array.dali_city_item,

R.array.dehuang_city_item, R.array.nujiang_city_item,
R.array.diqing_city_item };
private int[] countyOfXiZang = { R.array.lasa_city_item,
R.array.changdu_city_item, R.array.shannan_city_item,

R.array.rgeze_city_item, R.array.naqu_city_item,
R.array.ali_city_item, R.array.linzhi_city_item };

private int[] countyOfShanXi2 = { R.array.xian_city_item,
R.array.tongchuan_city_item, R.array.baoji_city_item,
R.array.xianyang_city_item, R.array.weinan_city_item,

R.array.yanan_city_item, R.array.hanzhong_city_item,
R.array.yulin_city_item, R.array.ankang_city_item,
R.array.shangluo_city_item };
private int[] countyOfGanSu = { R.array.lanzhou_city_item,
R.array.jiayuguan_city_item, R.array.jinchang_city_item,
R.array.baiyin_city_item, R.array.tianshui_city_item,

R.array.wuwei_city_item, R.array.zhangyue_city_item,
R.array.pingliang_city_item, R.array.jiuquan_city_item,

R.array.qingyang_city_item, R.array.dingxi_city_item,
R.array.longnan_city_item, R.array.linxia_city_item,

R.array.gannan_city_item };
private int[] countyOfQingHai = { R.array.xining_city_item,
R.array.haidong_city_item, R.array.haibai_city_item,
R.array.huangnan_city_item, R.array.hainan_city_item,

R.array.guluo_city_item, R.array.yushu_city_item,
R.array.haixi_city_item };
private int[] countyOfNingXia = { R.array.yinchuan_city_item,
R.array.shizuishan_city_item, R.array.wuzhong_city_item,

R.array.guyuan_city_item, R.array.zhongwei_city_item };
private int[] countyOfXinJiang = { R.array.wulumuqi_city_item,
R.array.kelamayi_city_item, R.array.tulyfan_city_item,
R.array.hami_city_item, R.array.changji_city_item,
R.array.boertala_city_item, R.array.bayinguolen_city_item,
R.array.akesu_city_item, R.array.kemuleisu_city_item,

R.array.geshen_city_item, R.array.hetian_city_item,
R.array.yili_city_item, R.array.tacheng_city_item,
R.array.aleitai_city_item, R.array.shihezi_city_item,
R.array.alaer_city_item, R.array.tumushihe_city_item,

R.array.wujiaqu_city_item };
private int[] countyOfHongKong = {};
private int[] countyOfAoMen = {};
private int[] countyOfTaiWan = {};

private ArrayAdapter<CharSequence> province_adapter;
private ArrayAdapter<CharSequence> city_adapter;
private ArrayAdapter<CharSequence> county_adapter;

@Override

public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
loadSpinner();
}

private void loadSpinner() {
display = (EditText) findViewById(R.id.display_edit);

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

//绑定省份的数据
province_spinner.setPrompt("请选择省份");
province_adapter = ArrayAdapter.createFromResource(this,
R.array.province_item, android.R.layout.simple_spinner_item);
province_adapter
.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
province_spinner.setAdapter(province_adapter);
// select(province_spinner, province_adapter, R.array.province_item);
//添加监听，一开始的时候城市，县区的内容是不显示的而是根据省的内容进行联动
province_spinner
.setOnItemSelectedListener(new OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1,
int arg2, long arg3) {
provinceId = province_spinner.getSelectedItemPosition();

strProvince = province_spinner.getSelectedItem()
.toString();//得到选择的内容，也就是省的名字

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

if (true) {
System.out.println("province: "
+ province_spinner.getSelectedItem()
.toString() + provinceId.toString());

county_spinner = (Spinner) findViewById(R.id.county_spinner);
city_spinner = (Spinner) findViewById(R.id.city_spinner);
city_spinner.setPrompt("请选择城市");//设置标题
select(city_spinner, city_adapter, city[provinceId]);//城市一级的数据绑定
/*通过这个city[provinceId]指明了该省市的City集合
* R。array.beijing*/
city_spinner
.setOnItemSelectedListener(new OnItemSelectedListener() {

@Override
public void onItemSelected(
AdapterView<?> arg0, View arg1,
int arg2,
long arg3) {
cityId = city_spinner
.getSelectedItemPosition();//得到city的id
strCity = city_spinner
.getSelectedItem()
.toString();//得到city的内容
Log.v("test",
"city: "
+ city_spinner
.getSelectedItem()
.toString()//输出测试一下
+ cityId.toString());
if (true) {
//这里开始设置县区一级的内容
county_spinner = (Spinner) findViewById(R.id.county_spinner);
county_spinner
.setPrompt("请选择县区");
switch (provinceId) {
case 0:
select(county_spinner,
county_adapter,
countyOfBeiJing[cityId]);
break;
case 1:
select(county_spinner,
county_adapter,
countyOfTianJing[cityId]);
break;
case 2:
select(county_spinner,
county_adapter,
countyOfHeBei[cityId]);
break;
case 3:
select(county_spinner,
county_adapter,
countyOfShanXi1[cityId]);
break;
case 4:
select(county_spinner,
county_adapter,
countyOfNeiMengGu[cityId]);
break;
case 5:
select(county_spinner,
county_adapter,
countyOfLiaoNing[cityId]);
break;
case 6:
select(county_spinner,
county_adapter,
countyOfJiLin[cityId]);
break;
case 7:
select(county_spinner,
county_adapter,
countyOfHeiLongJiang[cityId]);
break;
case 8:
select(county_spinner,
county_adapter,
countyOfShangHai[cityId]);
break;
case 9:
select(county_spinner,
county_adapter,
countyOfJiangSu[cityId]);
break;
case 10:
select(county_spinner,
county_adapter,
countyOfZheJiang[cityId]);
break;
case 11:
select(county_spinner,
county_adapter,
countyOfAnHui[cityId]);
break;
case 12:
select(county_spinner,
county_adapter,
countyOfFuJian[cityId]);
break;
case 13:
select(county_spinner,
county_adapter,
countyOfJiangXi[cityId]);
break;
case 14:
select(county_spinner,
county_adapter,
countyOfShanDong[cityId]);
break;
case 15:
select(county_spinner,
county_adapter,
countyOfHeNan[cityId]);
break;
case 16:
select(county_spinner,
county_adapter,
countyOfHuBei[cityId]);
break;
case 17:
select(county_spinner,
county_adapter,
countyOfHuNan[cityId]);
break;
case 18:
select(county_spinner,
county_adapter,
countyOfGuangDong[cityId]);
break;
case 19:
select(county_spinner,
county_adapter,
countyOfGuangXi[cityId]);
break;
case 20:
select(county_spinner,
county_adapter,
countyOfHaiNan[cityId]);
break;
case 21:
select(county_spinner,
county_adapter,
countyOfChongQing[cityId]);
break;
case 22:
select(county_spinner,
county_adapter,
countyOfSiChuan[cityId]);
break;
case 23:
select(county_spinner,
county_adapter,
countyOfGuiZhou[cityId]);
break;
case 24:
select(county_spinner,
county_adapter,
countyOfYunNan[cityId]);
break;
case 25:
select(county_spinner,
county_adapter,
countyOfXiZang[cityId]);
break;
case 26:
select(county_spinner,
county_adapter,
countyOfShanXi2[cityId]);
break;
case 27:
select(county_spinner,
county_adapter,
countyOfGanSu[cityId]);
break;
case 28:
select(county_spinner,
county_adapter,
countyOfQingHai[cityId]);
break;
case 29:
select(county_spinner,
county_adapter,
countyOfNingXia[cityId]);
break;
case 30:
select(county_spinner,
county_adapter,
countyOfXinJiang[cityId]);
break;
case 31:
select(county_spinner,
county_adapter,
countyOfHongKong[cityId]);
break;
case 32:
select(county_spinner,
county_adapter,
countyOfAoMen[cityId]);
break;
case 33:
select(county_spinner,
county_adapter,
countyOfTaiWan[cityId]);
break;

default:
break;
}

county_spinner
.setOnItemSelectedListener(new OnItemSelectedListener() {

@Override
public void onItemSelected(
AdapterView<?> arg0,
View arg1,
int arg2,
long arg3) {

strCounty = county_spinner
.getSelectedItem()
.toString();
display.setText(strProvince
+ "-"
+ strCity
+ "-"
+ strCounty);
}

@Override
public void onNothingSelected(
AdapterView<?> arg0) {

}

});
}
}

@Override
public void onNothingSelected(
AdapterView<?> arg0) {
// TODO Auto-generated method stub

}

});
}
}

@Override

public void onNothingSelected(AdapterView<?> arg0) {

}
});

}
/*通过方法动态的添加适配器*/
private void select(Spinner spin, ArrayAdapter<CharSequence> adapter,
int arry) {
//注意这里的arry不仅仅但是一个整形，他代表了一个数组！
adapter = ArrayAdapter.createFromResource(this, arry,
android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spin.setAdapter(adapter);
// spin.setSelection(0,true);
}



源码下载地址

http://download.csdn.net/detail/by317966834/5224319