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

[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
>
>
>



-- 
Visit our website: http://software6.net/
Follow us on Twitter: http://twitter.com/software6