Flex视频播放及其控制视频大小显示

<?xml version="1.0" encoding="utf-8"?><s:Group 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="completeHandler()"><fx:Declarations><!-- 将非可视元素（例如服务、值对象）放在此处 --></fx:Declarations><fx:Script><![CDATA[import com.esri.ags.layers.supportClasses.AttachmentInfo;import com.esri.events.BaseEvent;import mx.core.UIComponent;[Bindable]public var enterprise_name_label:String = "";[Bindable]public var remarks_label:String = "";[Bindable]public var url:String = "";private var nc:NetConnection;private var ns:NetStream;private var video:Video;private var meta:Object;private var uic:UIComponent;private function init():void {//view.removeAllChildren();if(ns != null){ns.pause();ns = null;}var nsClient:Object = {};nsClient.onMetaData = ns_onMetaData;nsClient.onCuePoint = ns_onCuePoint;nc = new NetConnection();nc.connect(null);ns = new NetStream(nc);ns.play("assets/images/20120507_120410.mp4");ns.client = nsClient;video = new Video();video.attachNetStream(ns);uic = new UIComponent();uic.addChild(video);view.addChild(uic);}private function ns_onMetaData(item:Object):void {trace("meta");meta = item;// Resize Video object to same size as meta data.video.width = 300;video.height = 200;// Resize UIComponent to same size as Video object.uic.width = video.width;uic.height = video.height;}private function ns_onCuePoint(item:Object):void {trace("cue");}private function completeHandler():void{BaseEvent.addListener(BaseEvent.ATTACHMENTINFO,setimageHandler);BaseEvent.addListener(BaseEvent.VIDEO_STOP,cancelHandler);}private function setimageHandler(event:BaseEvent):void{if(ns != null){ns.pause();ns = null;}view.removeAllChildren();var img:Image = new Image();img.source = (event.data as AttachmentInfo).url;img.visible = true;img.width = 200;img.height =100;view.addChild(img);}private function cancelHandler(event:BaseEvent):void{if(ns != null){ns.pause();ns = null;}}]]></fx:Script><s:Rect top="0" bottom="0" left="0" right="0"><s:fill><s:SolidColor color="0xf0f0f0"/></s:fill></s:Rect><mx:Form  width="100%" height="100%"><mx:FormItem label="备注：" horizontalAlign="right"><s:Label text="{remarks_label}" id="remarks"/></mx:FormItem><mx:FormItem label="附件：" horizontalAlign="right"><mx:HBox id="hboximg" width="100%" height="100%" maxWidth="200"></mx:HBox><mx:HBox id="hboxvedio" width="100%" height="100%" maxWidth="200"><s:Image id="img1" source="assets/images/movie.png" click="init()"/></mx:HBox></mx:FormItem><mx:FormItem horizontalAlign="right"><mx:HBox id="view" width="100%" height="100%"></mx:HBox></mx:FormItem></mx:Form></s:Group>