<webforumsuser@macromedia.com> wrote:

>Hi all,
>
> I have been following a tutorial in colin moocks as2 book and adapted an
>example to load external swf's into movie clip holders. I am trying to get
>with the standard oop practice and stick with CLASS building. Here is my
>script with 2 issues I seek help with please:
>
> 1. onLoadProgress doesn't seem to display the bytes loaded sum I created, even
>if I put in a big swf and simulate download on a low bandwidth setting.
>
> 2. What is peoples opinion on using this to build a site. I have used movie
>clip loader in the past in script in 'say' a index.swf which loads in all the
>external swf files to make up the site. Is this script a functional way of
>loading a few swf's at the same time to make a site?
>
> cheers in advance,
> simon
>
>
>
> /* Class to create a container mc which holds a
> * target mc to load different content (swfs) into...
> */
> class McHolder {
> // Movie clip references
> private var container_mc:MovieClip;
> private var target_mc:MovieClip;
> private var contentLoader:MovieClipLoader;
>
> // Movie clip depths
> private var containerDepth:Number;
> private static var contentDepth:Number = 0;
> private static var statusDepth:Number = 1;
>
> // Constructor
> public function McHolder (target:MovieClip, depth:Number, x:Number, y:Number,
>w:Number, h:Number){
> // Assign property values
> target_mc = target;
> containerDepth = depth;
>
> /* Create the MovieClipLoader instance and store it in
> * the new contentLoader property
> */
> contentLoader = new MovieClipLoader();
>
> /* Register this McHolder instance to receive events
> * from the MovieClipLoader instance
> */
> contentLoader.addListener(this);
>
> // Set up visual assets
> buildHolder(x, y, w, h);
> }
>
> /* Create the clips to hold the content
> * this method subcontracts all its work to
> * individual clip creation methods...
> */
> private function buildHolder(x:Number, y:Number, w:Number, h:Number):Void {
> createMainContainer(x, y);
> createHolderClip();
> }
>
> // Create the container that holds all the assets
> private function createMainContainer(x:Number, y:Number):Void {
> container_mc = target_mc.createEmptyMovieClip("container_mc" +
>containerDepth, containerDepth);
> // Position the container clip
> container_mc._x = x;
> container_mc._y = y;
> }
> // Creates the clip into which the content is actually loaded
> private function createHolderClip():Void{
> container_mc.createEmptyMovieClip("content_mc", contentDepth);
> }
>
> // Loads the content
> public function loadContent (URL:String):Void {
> // Use the MovieClipLoader instance to load the image
> contentLoader.loadClip(URL, container_mc.content_mc);
>
> // Create a load-status text field to show the user load progress
> container_mc.createTextField("loadStatus_txt", statusDepth, 0, 0, 0, 0);
> container_mc.loadStatus_txt.background = true;
> container_mc.loadStatus_txt.border = true;
> container_mc.loadStatus_txt.setNewTextFormat(new TextFormat(
> "Arial, Helvetica, _sans",
> 10, 000000, false,
> false, false, null, null,
> "right"));
> container_mc.loadStatus_txt.autoSize = "left";
>
> // Position the load-status text field
> container_mc.loadStatus_txt._y = 3;
> container_mc.loadStatus_txt._x = 3;
>
> // Indicate that the content is loading
> container_mc.loadStatus_txt.text = "LOADING CONTENT";
> }
> // MovieClipLoader handler. Triggered by contentLoader when data arrives
> public function onLoadProgress (target:MovieClip,
> bytesLoaded:Number,
> bytesTotal:Number):Void {
> // Display load progress in the on-screen text field
> // Divide bytesLoaded and bytesTotal by 1024 to get kilobytes
> container_mc.loadStatus_txt.text = "LOADING: "
> + Math.floor(bytesLoaded / 1024)
> + "/" + Math.floor(bytesTotal / 1024) + " KB";
> }
> // MovieClipLoader handler. Triggered by contentLoader when loading is done
>
> public function onLoadInit (target:MovieClip):Void {
> // Remove the loading message
> container_mc.loadStatus_txt.removeTextField();
> }
> // MovieClipLoader handler. Triggered by contentLoader when loading fails
> public function onLoadError (target:MovieClip, errorCode:String):Void {
> if (errorCode == "URLNotFound") {
> container_mc.loadStatus_txt.text = "ERROR: File not found.";
> } else if (errorCode == "LoadNeverCompleted") {
> container_mc.loadStatus_txt.text = "ERROR: Load failed.";
> } else {
> // Catch-all to handle possible future error codes
> container_mc.loadStatus_txt.text = "Load error: " + errorCode;
> }
> }
> /*
> * Must be called before the McHolder instance is deleted
> * Gives the instance a chance to destroy any resources it has created
> */
> public function destroy ():Void {
> // Cancel load event notifications
> contentLoader.removeListener(this);
> // Remove movie clips from Stage (removing container_mc removes subclips)
> container_mc.removeMovieClip();
> }
> }