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1、.word格式,想起当年学flash的时候，最先学的就是做loading ，哈哈，成天做loading，那几行代码和那几个步骤全都背下来了。自从来到了高级的Flex时代，loading全都自动生成了真是方便，但天天看Flex的Loading画面难免会有点审美疲劳，所以花了点时间研究了一下怎么自己画Flex的loading画面。点此演示时间关系，我只简单的画了一下，这里是fla，其实你想怎么画都可以主要代码：自定义的Preloader：packageimport flash.display.MovieClip;import flash.display.Sprite;import flash.ev
2、ents.Event;import flash.events.ProgressEvent;import mx.events.FlexEvent;import mx.preloaders.IPreloaderDisplay;import mx.preloaders.Preloader;public class nPreloader extends Sprite implements IPreloaderDisplayEmbed(source=mc.swf, symbol=loader_mc)private var LoaderMC:Class;private var _loader_mc:Mov
3、ieClipprivate var _preloader:Preloader;public function nPreloader()super();this._loader_mc = new LoaderMC()this.addChild(this._loader_mc); this._loader_mc.gotoAndStop(50)public function get backgroundAlpha():Numberreturn 0;public function set backgroundAlpha(value:Number):voidpublic function get bac
4、kgroundColor():uintreturn 0;public function set backgroundColor(value:uint):voidpublic function get backgroundImage():Objectreturn null;public function set backgroundImage(value:Object):voidpublic function get backgroundSize():Stringreturn null;public function set backgroundSize(value:String):voidpu
5、blic function set preloader(obj:Sprite):void_preloader = obj as Preloader;_preloader.addEventListener(ProgressEvent.PROGRESS, progressEventHandler);_preloader.addEventListener(FlexEvent.INIT_COMPLETE,initCompleteEventHandler);public function get stageHeight():Numberreturn 0;public function set stage
6、Height(value:Number):voidpublic function get stageWidth():Numberreturn 0;public function set stageWidth(value:Number):voidpublic function initialize():void_loader_mc.x = stage.stageWidth / 2 - _loader_mc.width/2;_loader_mc.y = stage.stageHeight / 2 - _loader_mc.height/2;private function progressEven
7、tHandler(eo:ProgressEvent):void _loader_mc.gotoAndStop(Math.round(eo.bytesLoaded / eo.bytesTotal )*100) _loader_mc.show_txt.text =Math.round(eo.bytesLoaded / eo.bytesTotal )*100)+ %private function initCompleteEventHandler(eo:FlexEvent):void dispatchEvent(new Event(Event.COMPLETE);主文件：, 专业.专注 .在 Flex 中设置进度条(ProgressBar)完成时效果的例子 2008-03-17 02:18:48 | 发布:N神字体大小:大|中|小下面的实例演示了如何设置进度条（ProgressBar）完成（100%）时的效果效果演示：点这里 显示/隐藏 媒体doc/flex/ProgressBar_effects/main.swf完整代码：Flex 中在表单(Form组件)上填加动画效果(Effect) 2008-0
