[Glade-users] how to allow widgets to be added to custom widgets

[tom at software6.net (Tom Vaughan)]

On Mon, Feb 28, 2011 at 06:14, Tristan Van Berkom
<tristanvb at openismus.com> wrote:
> On Mon, 2011-02-28 at 18:05 -0800, Tom Vaughan wrote:
> > I've been very successful in creating custom widgets. I'd like to add
> > the ability to allow users to add more widgets to my custom widgets.
> > For example, I'd like my widget to have a "placeholder" that will
> > allow users to add any other widget, VBox, Button, etc. to my custom
> > widget.
> >
> > This:
> >
> > ? ? http://www.pygtk.org/articles/custom-widgets-glade/Custom_PyGTK_Widgets_in_Glade3-part-2.html
> >
> > is what I've attempted to follow. However, the methods described here
> > appear to be obsolete. "import glade" no longer exists. "import
> > gtk.glade" does not have get_adaptor_for_type.
> > gobject.new('GladePlaceholder') fails.
> >
> > What's the right way to do this today? This is on an up-to-date Ubuntu
> > Maverick box.
>
> Hi,
> ? I dont know that it's possible to do with python, I doubt it.
>
> However libgladeui-2 (the new core for Glade 3.10/GTK+ 3.x) will be
> coming with gir data, meaning it should not be too hard to generate
> python bindings to the Glade core library, which should make this
> kind of interaction possible.
>
> Note that until now, python widgets have been implemented in a one-way
> fashion, Glade invokes the python interpreter and introspects properties
> and the like from python widgets... those python widgets until now dont
> have any way to interact with the Glade core.

OK. Thanks for the quick response. I'm quite happy to wait for a
better alternative.

> I suppose it would still be possible to implement the Glue for your
> python widgets in a C module, might be tricky though (I suppose the
> C module would have to act like libgladepython.so and invoke the
> interpreter manually as well)... sounds quite tricky but possible.

Yeah, sounds like more trouble than it's worth (for me).

Thanks!

-Tom


> Cheers,
> ? ? ? ?-Tristan



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