bigbluebutton-Github/bigbluebutton-client/src/DeskshareStandalone.mxml

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" 
	xmlns:mate="http://mate.asfusion.com/"
	creationComplete="onCreationComplete()"
	width="100%" height="100%"
	layout="absolute">
	
	<mate:Listener type="{AppletStartedEvent.APPLET_STARTED}" method="onAppletStart" />
	<mate:Listener type="{ViewStreamEvent.STOP}" method="onAppletStop"/>
	<mate:Listener type="{ViewStreamEvent.START}" method="onViewStreamStart"/>
	<mx:Script>
		<![CDATA[
			import org.bigbluebutton.modules.deskShare.events.ViewStreamEvent;
			import mx.controls.Button;
			import mx.containers.Canvas;
			import org.bigbluebutton.modules.deskShare.events.AppletStartedEvent;
			import org.bigbluebutton.util.QueryStringParameters;
			import mx.core.UIComponent;
			import org.bigbluebutton.modules.deskShare.services.DeskshareService;
			import org.bigbluebutton.common.Images;
			
			private var videoHolder:UIComponent;
						
			private var images:Images = new Images();
			[Bindable] public var bbbLogo:Class = images.bbb_logo;
			
			private var video:Video;
			private var ns:NetStream;
			private var stream:String;
			private var videoHeight:Number;
			private var videoWidth:Number;
			private var logoutURL:String;
			private var host:String;
			private var room:String;
			
			private var service:DeskshareService = new DeskshareService();
			
			private function onCreationComplete():void {			
			    var p:QueryStringParameters = new QueryStringParameters();
				p.collectParameters();
				logoutURL = p.getParameter("LOGOUTURL");
				host = p.getParameter("HOST");
				videoWidth = Number(p.getParameter("WIDTH"));
				videoHeight = Number(p.getParameter("HEIGHT"));
				room = p.getParameter("ROOM");
				service.connect(host+"/"+room);
			}
			
			private function onAppletStart(event:AppletStartedEvent):void{
				startVideo(service.getConnection(), room, videoWidth, videoHeight);
			}
			
			private function onViewStreamStart(event:ViewStreamEvent):void {
				startVideo(service.getConnection(), room, videoWidth, videoHeight);
			}
			
			private function onAppletStop(event:ViewStreamEvent):void {
				trace("Stooping stream");
				var url:URLRequest = new URLRequest(logoutURL);
            	trace("Log out url: " + logoutURL);
				navigateToURL(url, '_self');
			}
			
			private function view():void {
				startVideo(service.getConnection(), room, videoWidth, videoHeight);
			}
			
			private function startVideo(connection:NetConnection, stream:String, width:Number, height:Number):void{	
				trace("wxh=" + width + "," + height);
				width = this.parent.width;
				height = this.parent.height;
				
				ns = new NetStream(connection);
				ns.addEventListener( NetStatusEvent.NET_STATUS, onNetStatus );
				ns.addEventListener(AsyncErrorEvent.ASYNC_ERROR, onAsyncError);
				ns.client = this;
				ns.bufferTime = 0;
				ns.receiveVideo(true);
				ns.receiveAudio(false);
				trace("wxh=" + width + "," + height);
				video = new Video(width, height);
				trace("wxh=" + video.videoWidth + "," + video.videoHeight);
			//	video.smoothing=true;
				video.attachNetStream(ns);
				
				videoHolder = new UIComponent();
				//videoHolder.width=width;
				//videoHolder.height=height;
				videoHolder.percentWidth=100;
				videoHolder.percentHeight=100;
				videoHolder.addChild(video);		
				ns.play(stream);	
				this.stream = stream;
				vbox.addChild(videoHolder);				
			}
			
			public function stopViewing():void {
				ns.close();				
			}
			
			private function onAsyncError(e:AsyncErrorEvent):void{
				trace("VIdeoWindow::asyncerror " + e.toString());
			}
			
			private function onNetStatus(e:NetStatusEvent):void{
				switch(e.info.code){
				case "NetStream.Play.Start":
					trace("NetStream.Publish.Start for broadcast stream " + stream);
					trace("Dispatching start viewing event");
					service.sendStartedViewingNotification();
					break;
				case "NetStream.Play.UnpublishNotify":
					trace("NetStream.Play.UnpublishNotify for broadcast stream " + stream);
					stopViewing();
					break;
				}
			}

		]]>
	</mx:Script>
	<!--mx:VBox width="100%" height="100%"-->
		<mx:Canvas id="vbox" width="100%" height="100%"/>
	<!--/mx:VBox-->
</mx:Application>