Re: GNOME 3.0 in March 2011

[Steve Frécinaux <nudrema gmail com>]

On 07/30/2010 12:39 AM, John Stowers wrote:
> On Fri, 2010-07-30 at 00:32 +0200, Steve Frécinaux wrote:
> > On 07/30/2010 12:28 AM, John Stowers wrote:
> > > On Fri, 2010-07-30 at 00:23 +0200, Steve Frécinaux wrote:
> > > > It's not as simple: you can't use pygtk and pygi at the same time in the
> > > > same program.
> > >
> > > Is that still true if PyGtk+friends is built against Gtk-3.0 etc? That
> > > is not my understanding.
> >
> > This has nothing to do with the Gtk version. It's merely that you can't
> > have several C wrappers for the same gtype, so the first imported one
> > wins. And they don't have exactly the same API. So if you use gtk.Window
> > and Gtk.Frame, both will use the same GtkWidget wrapper, and it could be
> > Gtk.Widget or gtk.Widget...
>
> I'm not suggesting mixing the bindings. No way.
>
> If a Python plugin only does "import pygtk,gedit (which pulls in the old
> defs generated bindings [1])" then how does it clash with the gtypes
> registered from gi (as AFAIK those are connected dynamically in the
> 'from gi.repository import' hook)?

It's simple: plugins are in-process, and the limitation stands at the 
interpretor level, so basically it's that a single process has to choose 
between both wrappers.

If you do "import gtk" from plugin 1, the wrappers will be registered 
and used when plugin 2 is loaded...