flex webservice获取城市的天气情况

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
layout="absolute">
<mx:Style>
global{
fontSize:12pt;
}
</mx:Style>

<mx:Script>
<![CDATA[
import mx.collections.ArrayCollection;
import mx.controls.Alert;
import mx.rpc.events.FaultEvent;
import mx.rpc.events.ResultEvent;

//引入远程调用的事件处理
//向WebService发送请求

private function sendCount():void
{
ws.getWeather.send();
}

//显示结果的处理函数
private function showResult(rs:ResultEvent):void
{
//得到返回的结果
var rsStr:ArrayCollection=ArrayCollection(rs.result);
var info:String = "";
for(var i:int=0;i<rsStr.length;i++) {
info+=rsStr[i]+"\n";
}
Alert.show(info);
cityInfoText.text=rsStr[0];
}

private function faultResult(faultmessage:FaultEvent):void
{

var faultStr:String=new String(faultmessage.message);
Alert.show(faultStr, "WebService访问错误");
}

private function go():void
{
navigateToURL(new URLRequest("http://www.webxml.com.cn/"), "_blank");
}

//清空查询信息
private function clearText():void
{
cityCode.text=null;
userid.text=null;
}
]]>
</mx:Script>
<!-- 引入WebService标签，设定wsdl。不使用代理名称-->
<!--此 WebService由网站：http://www.webxml.com.cn/提供。该网站内还有其它免费web服务 -->
<mx:WebService id="ws"
wsdl="http://webservice.webxml.com.cn/WebServices/WeatherWS.asmx?wsdl"
useProxy="false"
showBusyCursor="true"
result="showResult(event)"
fault="faultResult(event)">

<mx:operation name="getWeather" resultFormat="object">
<mx:request>
<theCityCode>{cityCode.text}</theCityCode>
<theUserID>{userid.text}</theUserID>
</mx:request>
</mx:operation>
</mx:WebService>

<mx:Panel x="296"
y="107"
width="364"
height="277"
layout="absolute"
title="城市天气查询"
horizontalAlign="center"
verticalAlign="middle">
<mx:TextInput x="127"
y="33"
id="cityCode"/>
<mx:Button x="114"
y="182"
label="查询"
click="sendCount()"/>
<mx:Text x="35"
y="154"
text=""
width="299"
id="cityInfoText"/>
<mx:Button x="174"
y="182"
label="清除"
id="clear"
click="clearText()"/>
<mx:TextInput x="127" y="78" id="userid"/>
<mx:Label x="35" y="35" text="城市ID/城市名"/>
<mx:Label x="35" y="80" text="UserId"/>
</mx:Panel>

<mx:Text width="321"
height="50"
x="318"
y="37">
<mx:htmlText>
<![CDATA[
<a href="http://blog.163.com/liwei3324@126/" target=" _blank">如有不懂的地方，欢迎访问我的博客。点击我</a>
]]>
</mx:htmlText>
</mx:Text>
<mx:Label x="135"
y="403"
text="此WebService是由网站http://www.webxml.com.cn/提供"
fontSize="22"
fontWeight="bold"
fontStyle="italic"/>
<mx:LinkButton x="404"
y="458"
label="走，去看看！>>"
color="#1510EC"
click="go()"/>
</mx:Application>