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How do I create an empty class?
Message
De
11/12/2003 11:46:37
Mike Sue-Ping
Cambridge, Ontario, Canada
 
 
À
11/12/2003 11:24:39
Cetin Basoz
Engineerica Inc.
Izmir, Turquie
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
00858157
Message ID:
00858189
Vues:
20
>>>>I have a non-visual application object that is based on the Custom VFP baseclass. I want to try to change it to an Empty baseclass since it is supposed to be better for this type of thing.
>>>>
>>>>I read in the help file that the latter cannot be done visually, but I could not find an example of how to create an empty class in code.
>>>>
>>>>Anyone care to share some sample code on how I go about doing this?
>>>>
>>>>TIA
>>>>
>>>>Regards,
>>>>
>>>>Mike
>>>
>>>
>>>loEmpty = NewObject('myEmpty','myNonVis.prg')
>>>
>>>*myNonVis.prg
>>>define class myEmpty as Empty
>>>enddefine
>>>
>>>Was this what you asked ?
>>>Cetin
>>
>>Hi Cetin,
>>
>>Thanks for the response.
>>
>>I guess I'll know the answer after I try it <g>.
>>
>>Mike
>
>You replied before I could update :) To my surprise it didn't work. Wish it was my syntax error.
>Update: Makes sense when I read the help :
>"You cannot subclass or add custom methods and events to the Empty class"
>Cetin

Cetin,

You're correct in that it doesn't work. So now my question is, what is an Empty class good for? Just to store custom properties? I'm assuming that it can do the latter.

Mike
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