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3-tier programming, Codebook, and business classes
Message
General information
Forum:
Visual FoxPro
Category:
Classes - VCX
Miscellaneous
Thread ID:
00083772
Message ID:
00084359
Views:
32
>>>I've been slowly working through Codebook (and a bunch of Object Oriented programming books) trying to get a handle on building classes and OOP in general.
>>Paul,
>>
>>Codebooks business classes can be used in a N-Tier design however not the ones that have the UI stuff added to them. To gfind out if you have a well designed business class ask yourself, can I create this class as ole public and use it in Excel to display and edit the saem data?
>
>Jim,
>
>Do you not allozw your buziness class to share (give access to) cursors with clases of other tiers?
>
>Marc
Marc,

No I don't, because I want a true N-Tier design. Meaning that the business object should be usable by VFP, Excel, VB, Delphi, C++, etc. When ADO is better integrated with VFP then I would consider using that to pass cursors around.
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