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Removing items from a class within a subclass?
Message
De
05/08/2006 11:19:47
Hilmar Zonneveld
Independent Consultant
Cochabamba, Bolivie
 
 
À
05/08/2006 11:13:55
Information générale
Forum:
Visual FoxPro
Catégorie:
Classes - VCX
Versions des environnements
Visual FoxPro:
VFP 8 SP1
OS:
Windows XP SP2
Network:
SAMBA Server
Database:
Visual FoxPro
Divers
Thread ID:
01143212
Message ID:
01143217
Vues:
7
>hi everyone:
>
>quick question here. i have a class of an optiongroup with 5 buttons. is there a way to subclass that and then delete one of the buttons? foxpro is giving me an error message and i just thought i would see if there's an easy way to do this that i'm missing. or, is the only way to create a class with 2 buttons and then create 2 subclasses, one with 5 and the other with 4?
>
>i'm going back into my applications and starting to use classes in them so that i can make changes quickly throughout the application.
>
>thanks,
>
>paul

One principle of inheritance is precisely that you can add stuff, but not deleted stuff, in lower levels of inheritance.

I think you could remove the objects at runtime (RemoveObject?), but not at design-time.

Making them invisible is usually the simplest solution.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)
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