httpservice 公共类

一、

      package {import flash.events.*;import mx.collections.ArrayCollection;import mx.collections.IViewCursor;import mx.core.Application;import mx.rpc.events.ResultEvent;import mx.rpc.http.HTTPService;import mx.utils.ArrayUtil;public class PhotoService{private var service:HTTPService; [Bindable]public var galleries:ArrayCollection;public function PhotoService(url:String){service = new HTTPService();service.url = url;service.addEventListener(ResultEvent.RESULT, resultHandler);service.send();}private function resultHandler(event:ResultEvent):void{ var result:ArrayCollection = event.result.galleries.gallery is ArrayCollection ? event.result.galleries.gallery as ArrayCollection : new ArrayCollection(ArrayUtil.toArray(event.result.galleries.gallery)); var temp:ArrayCollection = new ArrayCollection(); var cursor:IViewCursor = result.createCursor(); while (!cursor.afterLast) { temp.addItem(new Gallery(cursor.current)); //解析成自己想要的类 cursor.moveNext(); } galleries = temp;}}} 

二、

     //封装类MyServiceCallpackage myas{ import mx.rpc.events.ResultEvent; import mx.rpc.http.HTTPService; public class MyServiceCall { private var hs:HTTPService; private var f:Function; public function MyServiceCall() { hs = new HTTPService; hs.url = "data/ex.xml"; hs.addEventListener(ResultEvent.RESULT, resultHandler); } public function doCall(param:Function):void { this.f = param; hs.send(); } public function resultHandler(event:ResultEvent):void { f.call(null, event); } }}//main<?xml version="1.0" encoding="utf-8"?><mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete="init()"> <mx:Script> <!--[CDATA[ import mx.rpc.events.ResultEvent; import myas.MyServiceCall; import mx.controls.Alert; private var result:ResultEvent; private function init():void { var mysc:MyServiceCall = new MyServiceCall; //调用 相当于send mysc.doCall(onComplete); } //调用完后的处理方法，此方法中得到返回结果 private function onComplete(r:ResultEvent):void { result = r; } ]]--> </mx:Script></mx:Application>