Re: Mapping of model attributes with unknown values to a corresponding widget display

[José Alburquerque <jaalburquerque gmail com>]

On Wed, 2011-10-05 at 17:31 +0200, Markus Elfring wrote:
> > Obviously C++'s bool type can't represent 3 values. You would need
> > something else, I suppose.
> 
> Would it make sense to convert a class like boost::logic::tribool into a gtkmm
> component?
> http://www.boost.org/doc/libs/1_47_0/doc/html/tribool/tutorial.html

If you're interested, glibmm has the Glib::Variant<> classes that I
think do allow the embedding of NULL elements.

> 
> Regards,
> Markus
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-- 
José