> > Another thought: does your derived class *have* to inherit Base virtually?
Yes, basically. Well, in one case it doesn't and calling the method in the base class to register the handler works. In another case it has to be virtual. Maybe I can find a way to reorganize things to avoid it. Reed _______________________________________________ vos-d mailing list vos-d@interreality.org http://www.interreality.org/cgi-bin/mailman/listinfo/vos-d