转：去掉Flex4生成的SWF加载时的进度条

方法一：

<?xml version="1.0" encoding="utf-8"?>   
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"     
xmlns:s="library://ns.adobe.com/flex/spark"     
xmlns:mx="library://ns.adobe.com/flex/mx" usePreloader="false">

方法二：

pbarunsee

package com.haso.flex4SH.component   
{   
    import flash.display.Sprite;   
    import flash.events.Event;   
    import flash.events.ProgressEvent;   
       
    import mx.events.FlexEvent;   
    import mx.preloaders.DownloadProgressBar;   
       
    public class pbarunsee extends DownloadProgressBar   
    {   
        public function pbarunsee()   
        {   
            super();   
        }   
        override public function set preloader( preloader:Sprite ):void    {   
            preloader.addEventListener( ProgressEvent.PROGRESS , SWFDownloadProgress );            
            preloader.addEventListener( Event.COMPLETE , SWFDownloadComplete );    
            preloader.addEventListener( FlexEvent.INIT_PROGRESS , FlexInitProgress );    
            preloader.addEventListener( FlexEvent.INIT_COMPLETE , FlexInitComplete );    
        }   
        private function SWFDownloadProgress( event:ProgressEvent ):void {    
            this.visible=false;   
        }    
           
        private function SWFDownloadComplete( event:Event ):void {this.visible=false;}    
           
        private function FlexInitProgress( event:Event ):void {    
            this.visible=false;   
        }    
           
        private function FlexInitComplete( event:Event ):void       
        {                
            dispatchEvent(new Event(Event.COMPLETE));    
        }    
    }   
}   

<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"    
               xmlns:s="library://ns.adobe.com/flex/spark"    
               xmlns:mx="library://ns.adobe.com/flex/mx"    
               minWidth="955" minHeight="600"  preloader="com.haso.flex4SH.component.pbarunsee">