root/trunk/as3/com/jeroenwijering/utils/Skinner.as @ 2

/**
* Loads external SWF skin and calculates dimensions.
**/


package com.jeroenwijering.utils {


import flash.display.Loader;
import flash.display.MovieClip;
import flash.events.*;
import flash.net.URLRequest;


public class Skinner extends EventDispatcher {


        /** Reference to the stage graphics **/
        public var skin:MovieClip;
        /** SWF skin loader reference **/
        private var loader:Loader;
        /** Skinnable elements **/
        private var ELEMENTS:Array = new Array("controlbar","display","playlist");


        /**
        * Constructor.
        *
        * @param skn    The MovieClip that contains the display, playlist and controlbar.
        **/
        public function Skinner(skn:MovieClip) {
                skin = skn;
        };


        /**
        * Start the loading process.
        *
        * @param cfg    Object that contains all docking parameters.
        **/
        public function load(url:String=undefined) {
                if(url) {
                        loader = new Loader();
                        loader.contentLoaderInfo.addEventListener(Event.COMPLETE,loaderHandler);
                        loader.contentLoaderInfo.addEventListener(IOErrorEvent.IO_ERROR,errorHandler);
                        try {
                                loader.load(new URLRequest(url));
                        } catch (err:Error) { 
                                dispatchEvent(new Event(Event.COMPLETE));
                        }
                } else {
                        dispatchEvent(new Event(Event.COMPLETE));
                }
        };


        /** SWF loading failed; use default skin. **/
        private function errorHandler(evt:IOErrorEvent) {
                dispatchEvent(new Event(Event.COMPLETE));
        };


        /** SWF loading completed; add to stage and populate. **/
        private function loaderHandler(evt:Event) {
                var cnt = MovieClip(loader.content);
                for(var i=0; i<cnt.numChildren; i++) {
                        var ncd = cnt.getChildAt(i);
                        var ocd = skin.getChildByName(ncd.name);
                        if(ocd) {
                                skin.removeChild(ocd);
                                skin.addChild(ncd);
                                skin[ncd.name] = ncd;
                        }
                }
                dispatchEvent(new Event(Event.COMPLETE));
        };


}


}