Re: Help with converting custom container written in python from GTK 2 to 3

[Damien Moore <damienlmoore gmail com>]

Following up on this email, maybe a more productive question is: are there
any working examples that someone can point me to that implement a custom
Gtk3 container in python?

On Sun, Jan 18, 2015 at 9:15 PM, Damien Moore <damienlmoore gmail com>
wrote:

> Hi,
>
> I've started the long process of converting a large-ish python photo
> manager app to GTK3. I've started with one of the more challenging bits of
> the program to port, which involves a custom container. Here's a gist of
> the non-working version of the GTK3 code, which includes a sample program
> to test it:
>
> https://gist.github.com/spillz/20a5e0c789a5238254be
>
> And here's a file which contains the original pygtk2 version (and also
> includes a sample test program), which works just fine:
>
>
> https://github.com/spillz/picty/blob/master/modules/picty/uitools/overlay_widgets.py
>
> The GTK3 code appears to run without error, but I have two problems:
> 1. The children of the ProportionalLayout don't display on screen. I've
> tried adding do_realize and do_draw methods that respectively add a window
> and propagate drawing but they don't have any effect.
> 2. There's an attribute error during the shutdown stage that claims the
> ProportionalLayout doesn't have a "children" attribute. (A similar issue
> with a custom container has been reported here:
> http://stackoverflow.com/questions/21214732/custom-gtk-container-with-pygobject
> )
>
> At least for #1, I suspect I am missing something obvious but not sure
> what it is.
>
> Any tips would be appreciated.
>
> Thanks!