User Guide

MovieClipLoader.onLoadProgress 643
Example
The following example creates a progress bar using the Drawing API. The progress bar displays
the loading progress of an image using the
onLoadProgress listener. When the image finishes
loading, the progress bar is removed from the Stage. You must replace the URL parameter of the
image_mcl.loadClip() command so that the parameter refers to a valid JPEG file using HTTP.
If you attempt to use this example to load a local file that resides on your hard disk, this example
will not work properly because, in test movie mode, Flash Player loads local files in their entirety.
Add the following ActionScript to your FLA or AS file:
this.createEmptyMovieClip("progressBar_mc", 0);
progressBar_mc.createEmptyMovieClip("bar_mc", 1);
progressBar_mc.createEmptyMovieClip("stroke_mc", 2);
with (progressBar_mc.stroke_mc) {
lineStyle(0, 0x000000);
moveTo(0, 0);
lineTo(100, 0);
lineTo(100, 10);
lineTo(0, 10);
lineTo(0, 0);
}
with (progressBar_mc.bar_mc) {
beginFill(0xFF0000, 100);
moveTo(0, 0);
lineTo(100, 0);
lineTo(100, 10);
lineTo(0, 10);
lineTo(0, 0);
endFill();
_xscale = 0;
}
progressBar_mc._x = 2;
progressBar_mc._y = 2;
//
var mclListener:Object = new Object();
mclListener.onLoadStart = function(target_mc:MovieClip) {
progressBar_mc.bar_mc._xscale = 0;
};
mclListener.onLoadProgress = function(target_mc:MovieClip, bytesLoaded:Number,
bytesTotal:Number) {
progressBar_mc.bar_mc._xscale = Math.round(bytesLoaded/bytesTotal*100);
};
mclListener.onLoadComplete = function(target_mc:MovieClip) {
progressBar_mc.removeMovieClip();
};
mclListener.onLoadInit = function(target_mc:MovieClip) {
target_mc._height = 320;
target_mc._width = 240;
};
this.createEmptyMovieClip("image_mc", 100);
var image_mcl:MovieClipLoader = new MovieClipLoader();
image_mcl.addListener(mclListener);
image_mcl.loadClip("[place a valid URL pointing to a JPEG file here]",
image_mc);