package {

	import flash.events.*;
	import flash.net.*;
	import fl.controls.SelectableList;
	import fl.video.*;
	import flash.text.TextField;
	import flash.display.MovieClip;
/* class name has to be the same as the fla name, extends Movieclip class */
	public class FLVPlayList extends MovieClip {
/* URLLoader object loads external XML file */
		var flvListLoader:URLLoader = new URLLoader();
/* class constructor sets data format for loader to plain text (XML)
addes event listener & points it to loadComplete method, then points to 
video.xml file which contains video info. Last event listener listens for when 
video play is complete and calls completePlayback() method */
		public function FLVPlayList() {
			flvListLoader.dataFormat = URLLoaderDataFormat.TEXT;
			flvListLoader.addEventListener(Event.COMPLETE, loadComplete);
			flvListLoader.load(new URLRequest("videos.xml"));
			flvList.addEventListener(Event.CHANGE, playVideo);
			vidPlayback.addEventListener("complete", completePlayback);
		}
		function loadComplete(event:Event):void {
			var flvXML:XML = new XML(event.target.data);
			for each (var vid in flvXML..video) {
				flvList.addItem({label:vid.@title, data:vid.@url, info:vid.@description});
			}
			flvList.selectedIndex = 0;
			vidPlayback.source = (flvList.getItemAt(0).data);
			vidPlayback.play();
			descText.text = (flvList.getItemAt(0).info);
		}
		function playVideo(event:Event) {
			vidPlayback.source = event.target.selectedItem.data;
			descText.text = event.target.selectedItem.info;
		}
		function completePlayback(eventObject:Object):void {
			var idx:uint = flvList.selectedIndex;
			if (flvList.selectedIndex == 3) {
				vidPlayback.source = (flvList.getItemAt(0).data);
				vidPlayback.play();
				flvList.selectedIndex = 0;
				idx = 0;
			} else {
				idx += 1;
				vidPlayback.source = (flvList.getItemAt(idx).data);
				flvList.selectedIndex = idx;
				vidPlayback.play();
			}
		}
	}
}