Re: rounded rectangles problem

["muppet" <scott asofyet org>]

Jan Hudec said:
> On Wed, Aug 10, 2005 at 13:56:18 -0400, James Muir wrote:
> > Hi All,
> >
> > I'm trying to subclass Gnome2::Canvas::Shape to get a rounded rectangle.
> > No success yet. I need to set the Bpath for the shape. As far as I can
> > tell the pathdef can not be set up in INIT_INSTANCE as this is too soon
> > and the properties have not been passed in. I'm not sure if it's OK to
>
> So set it up in SET_PROPERTY. Whenever some of the properties affecting the
> shape is set, look whether all the others are defined, and if they are, set
> the shape. SET_PROPERY /is/ called for default values if not explicitly
> specified, so you can be sure all the properties will be set before the
> object is shown.

Erm, no, SET_PROPERTY is not called for values that default -- only if there
is a property to set.  You can usually set a default value in INIT_INSTANCE. 
For a pathdef property, you should at least be able to create an empty pathdef
which you later replace when SET_PROPERTY is called.



-- 
muppet <scott at asofyet dot org>