Re: How to use Glib::Interface derived interfaces in custom classes?

[Krzesimir Nowak <qdlacz gmail com>]

On Fri, 2010-11-05 at 13:52 +0100, Murray Cumming wrote:
> On Thu, 2010-11-04 at 20:14 +0100, Krzesimir Nowak wrote:
> > (test:17365): GtkSourceView-CRITICAL **:
> > gtk_source_completion_add_provider: assertion
> > `GTK_IS_SOURCE_COMPLETION_PROVIDER (provider)' failed 
> 
> This fixes the warning:
> 
> TestProvider::TestProvider()
> : Glib::ObjectBase( typeid(TestProvider) )
> {
> }
> 
> You need to call the ObjectBase constructor with a custom type name in
> order to actually register a custom GType. This is admittedly awkward.

Thanks, that helped indeed. But for now I didn't commited your fix to
git, because of some still unresolved problems with reference counting
in completion stuff.

> We don't register a custom GType for all derived classes because it is
> usually unnecessary and possibly problematic/inefficient and b) I don't
> think we figured out how to do that. Maybe we should.