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package
{
import flash.display.*;
import flash.events.*;
import flash.net.*;
import flash.text.TextField;
import flash.text.TextFormat;
import mx.events.FlexEvent;
import mx.preloaders.DownloadProgressBar;
public class LoadingExampleProgressBar extends DownloadProgressBar
{
private var logo:Loader;
private var txt:TextField;
private var _preloader:Sprite;
public function LoadingExampleProgressBar()
{
logo = new Loader();
logo.load(new URLRequest("l4cd.png"));
addChild(logo);
var style:TextFormat = new TextFormat(null,null,0xFFFFFF,null,null,null,null,null,"center");
txt = new TextField();
txt.defaultTextFormat = style;
txt.width = 200;
txt.selectable = false;
txt.height = 20;
addChild(txt);
super();
}
//×îÖØÒªµÄ´úÂë¾ÍÔÚÕâÀï..ÖØÐ´preloader,ÈÃswfÖ´ÐмÓÔØµÄʱºò~½øÐÐÄãÏ£ÍûµÄ²Ù×÷~
override public function set preloader(value:Sprite):void
{
_preloader = value
//ËĸöÕìÌý~·Ö±ðÊÇ ¼ÓÔØ½ø¶È / ¼ÓÔØÍê±Ï / ³õʼ»¯½ø¶È / ³õʼ»¯Íê±Ï
_preloader.addEventListener(ProgressEvent.PROGRESS,load_progress);
_preloader.addEventListener(Event.COMPLETE,load_complete);
_preloader.addEventListener(FlexEvent.INIT_PROGRESS,init_progress);
_preloader.addEventListener(FlexEvent.INIT_COMPLETE,init_complete);
stage.addEventListener(Event.RESIZE,resize)
resize(null);
}
private function remove():void{
_preloader.removeEventListener(ProgressEvent.PROGRESS,load_progress);
_preloader.removeEventListener(Event.COMPLETE,load_compl


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ÉèÖÃApplication±êÇ©µÄpreloaderΪ MyComponent.MyDownloadProgressBar
<mx:Application preloader="MyComponent.MyDownloadProgressBar" >
ÏÂÃæÊÇMyDownloadProgressBar.asµÄ´úÂ룺
package MyComponent
{
import flash.display.*;
import flash.events.*;
import flash.filte ......

[Flex 2] 06 Flex & XML


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<?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"
creationComplete="init()"
minWidth="955 ......
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