 | | | RE: Export frame for classes problem (MX2004 pro, AS2.0) | RE: Export frame for classes problem (MX2004 pro, AS2.0) 2004-03-10 - By MyName
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Thank you very much, Nivesh. I got this problem on my current project which
has got more than 40 classes so far. I'll leave the setting as at the 1st
frame for now, and see if I can figure it out some time later. Convert to
Compiled Clip is probably not frequently used as you suggested. Thanks.
Douglas Chen
-- -- Original Message -- --
From: "Nivesh Rajbhandari" <nrajbhandari@(protected)>
To: <flashcoders@(protected)>
Sent: Wednesday, March 10, 2004 9:44 AM
Subject: [Flashcoders] RE: Export frame for classes problem (MX2004 pro,
AS2.0)
> Hi,
>
> I was able to reproduce the behavior you describe ... if the ClipSub
symbol
> is marked to export in first frame.
>
> I don't think you can mark the symbol to export in first frame if the
class
> it depends on is not exported until the 5th frame.
>
> When unchecking the export in first frame for the ClipSub symbol, the
> instanceof returned true and the class's method fired.
>
> Note that in order to get your attachMovie to work now, you must make the
> ClipSub symbol available the old-fashioned way by placing an instance of
it
> off stage at the frame you want to create it.
>
> The Convert to Compiled Clip still doesn't work with the set-up you
> described (doesn't matter if the symbol is marked to export in first frame
> or not). But is that a common use case?
>
> Thanks,
> Nivesh
>
> -- ---- ---- ---- ---- ---- --
>
> Date: Tue, 9 Mar 2004 16:32:31 -0800
> To: <flashcoders@(protected)>
> From: "MyName" <tg777@(protected)>
> Subject: Export frame for classes problem (MX2004 pro, AS2.0)
> Message-ID: <008e01c40637$2c9affe0$28c406cf@(protected)>
>
> Quoted from the ActionScript Reference Guide - How classes are compiled
and
> exported:
> By default, classes used by a SWF file are packaged and exported on the
> SWF's first frame. You can also specify the frame where your classes are
> packaged and exported. This is useful, for example, if a SWF file uses
many
> classes that require a long time to download. If the classes are exported
on
> the first frame, the user would have to wait until all the class code has
> downloaded before that frame would appear. By specifying a later frame in
> the Timeline, you could display a short loading animation in the first few
> frames of the Timeline while the class code in the later frame downloads.
>
> When I set File>Publish Settings>Flash tab>ActionScript 2.0
Settings>Export
> frame for classes to a frame instead of the first one, the clip
instantiated
> from a symbol that links to a movie clip subclass loses it's subclass
type.
> Here is a quick test:
>
> I put 10 frames in the main TimeLine, and a movie clip symbol in the
> Library. The symbol has name ClipSub and is linked to ClipSubClass:
>
> class ClipSubClass extends MovieClip {
> function doSomething():Void {
> trace("clip subclass method");
> };
> };
>
> In frame 7, I put the following code:
>
> var clipSub:ClipSubClass = _root.attachMovie("ClipSub", "myClipSub",
> _root.getNextHighestDepth()); trace( (clipSub instanceof ClipSubClass) );
> clipSub.doSomething();
>
> When I set Export frame for classes to 1, everything works as expected.
But
> when Export frame for classes is set to one of the other frames, i.e.
> 5(keyframe or not, seems no difference), clipSub is not an instance of
> ClipSubClass anymore. If try to convert the ClipSub symbol to compiled
clip,
> I got message in the Output panel. It says "WARNING: The Export Frame for
> Classes specified in the Publish or Export settings, frame 5, does not
> exist. No bytecode for ActionScript 2.0 classes or interfaces was
exported."
>
> Does anyone know how it comes, and what I did wrong?
>
> Thanks in advance,
>
> Douglas Chen
>
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