Re: [Vala] Overriding Gtk.Container.forall (...)

[Frederik <scumm_fredo gmx net>]

Sam Liddicott wrote:
> * Frederik wrote, On 18/07/08 10:24:
> > Sam Liddicott wrote:
> > > > Perhaps the virtual one would also have to be abstract?
> > 'abstract' would mean I am forced to override and implement the method
> > when subclassing because there was no implementation, but Gtk.Container
> > is not an abstract class and already has a default implementation for
> > 'forall'.
> When you said:
>
> > If Vala would see that there are two definitions it could automatically
> > choose the virtual one for overriding and the other one for invocation.
> > The vapi generator would have to be aware that virtual and non-virtual
> > signature may differ.
>
> I presumed you meant that in subclasses where the virtual one was
> overridden it would then be used for invocation instead of the other one.
>
> That sounds like abstract, to me.

Ok, the first function is abstract in that respect that it doesn't have
a single fitting wrapper method, as Yu wrote. Instead it has two wrapper
methods: gtk_container_forall() and gtk_container_foreach() which call
the first one with TRUE or FALSE as parameter.

Regards,

Frederik