[Gambas-devel] Error while editing FEditor.form

[Benoit Minisini]

On Friday 04 February 2005 00:39, Rob wrote:
> On Thursday 03 February 2005 17:53, H.R. ter Veer wrote:
> > So, thinking that if i want to upload the source, or CVS (is
> > there any), i should be working wiht the latest (developer)
> > release, to be sure things fit.
> >
> > Though, when adding a panel to the FEditor form, the edtEditor
> > object is being removed. Not noticable, but when you try to
> > compile it fails. If you then close & reopen the project, then
> > the edtEditor object gone.
> >
> > I'm afraid it's a problem in the index when adding things to a
> > form, but i couldn't reproduce it in another, more simple
> > project.
>
> I have spent some time bashing my head against this same bug in
> 1.9.2.  (That is the newest release; I don't think Benoit uses
> cvs at all, and if he does it's not public.)  It's easy to
> reproduce: create a form, add a tabstrip to it, put something
> else in the tabstrip (maybe that's not even necessary), save the
> form, close Gambas, reopen Gambas, reopen the form, and the
> tabstrip is gone.  Or, just save the form and then look at its
> .form file.  This makes 1.9.2 unusable for anything but fairly
> simple forms (luckily, my Import VB Project form was quite
> simple.)
>
> From my debugging I have come to the same conclusion as you...
> the Control collection in FForm is getting populated with NULLs
> instead of CControls for some control types.  I assume that
> there's an error somewhere that's being hidden by a TRY or CATCH
> with no warning, but I haven't found it yet.  (I tried globally
> commenting out the CATCH command across the entire project....
> that didn't work so well.... :) )  Diffing 1.9.2 against 1.0.2
> (eliminating the .lang subdirectory) gives about 600 lines of
> diff output, and none of it looks like it could be causing the
> error to me.
>
> Rob
>

This bug is fixed in the 1.9.3. It was related to the implementation of 
virtual method dispatching.

Sorry for the inconvenience, but I have warned that things will break! :-)

Regards,

-- 
Benoit Minisini
mailto:gambas at ...1...