Re: gtk2-perl / a script to help converting basic functions

[goran kirra net]

On Wed, Oct 23, 2002 at 07:24:15PM +0200, Guillaume Cottenceau wrote:
> Guillaume Cottenceau <gc mandrakesoft com> writes:
>
> > It seems that in gtk-perl there is pretty much code for that (in
> > Gtk/GtkTypes.c)... including a garbage collector handled by hand!
>
> Actually I think I've better understood what's going on (partly
> at least): we simply can't destroy a widget when Perl's DESTROY
> is called on this widget, since it would break the functional
> style packing (at least).
>
> E.g. when doing:
>
> $box->pack_start(Gtk2::Button->new("hello"))
>
> The DESTROY function of Gtk2::Button is called.. but we can't
> destroy the button widget at that time!

Yes,
we can not free memory we have passed to libgtk+ so
generic DESTROYs aren't working. There are "ref count"
variables in some struct that can be usable
We should be more careful about freeing memory
but I think it requires an inteligent decision
in every case individually.

/göran