Hi Harry ---

Can you clarify? Are you talking about base classes or the VFP 6.0 FFCs?

>I think I've figured out how to do that, but I can't figure out how to make my forms use the subclass...
>
>I've even tried directly modifying the actual base class (after backing it up twice! Honest!) and I can't get the behaviour 'inherited' - what am I not doing?
>(Just tried to make it set a variable in the gotfocus of the textbox class and then waited expectantly for the variable to appear in my recompiled forms on entry to any of my textboxes... no joy)
>
>and where is the definitive idiot level guide to these issues?
>
>Harry