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var appDomainA:ApplicationDomain = new ApplicationDomain();
var contextA:LoaderContext = new LoaderContext(false, appDomainA);
var loaderA:Loader = new Loader();
loaderA.load(new URLRequest("application2.swf"), contextA); 
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var appDomainB:ApplicationDomain = ApplicationDomain.currentDomain;
var contextB:LoaderContext = new LoaderContext(false, appDomainB);
var loaderB:Loader = new Loader();
loaderB.load(new URLRequest("module1.swf"), contextB); 
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var appDomainC:ApplicationDomain = new ApplicationDomain(ApplicationDomain.currentDomain);
var contextC:LoaderContext = new LoaderContext(false, appDomainC);
var loaderC:Loader = new Loader();
loaderC.load(new URLRequest("module3.swf"), contextC); 
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<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete="myInit()">
 <mx:Script>
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  import flash.events.*;
  import flash.net.URLRequest;
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public function addEventListener(type:String, listener:Function,
useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void
{
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2 ϵͳΪÓÃÓÚÓ¦¼±¹ÜÀíµÄMISϵͳ£¬¿ª·¢ÖÜÆÚ1¸öÔ£¬Çë½ÓÏîÄ¿ÕßÎñ±ØÎª¾«Í¨FlexµÄÓÐÏîÄ¿¾­ÑéÈËÊ¿£»
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¶Ôflex datagrid scrollbarλÖÃÉèÖÃÐèÒªÒ»Ð©ÌØÊâ´¦Àí£¬¼ûÈçϽØÍ¼£º
¹Ø¼üµãÔÚÓÚDataGridÓµÓÐprotectedµÄ horizontalScrollBar ºÍ verticalScrollBar ÊôÐÔ£¬¶ÔÆäÉèÖü´¿ÉʵÏÖÈçÉϽØÍ¼µÄЧ¹û¡£´úÂëÈçÏ£º package com.util.component
{
import mx.controls.DataGrid;
import mx.events.DataGridEvent;
import mx ......
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