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From Daniel Fagerstrom <>
Subject Re: Whiteboard Forms - Reusable form definitions (imports)
Date Tue, 08 Mar 2005 10:54:20 GMT
Reinhard Poetz wrote:

> Daniel Fagerstrom wrote:


>> I still think that "macros" can be usable for reusable "model 
>> definitions" but IMO the problem that you describe is a symptom of 
>> model/view mixup in widget definitions, and we should start to do 
>> something about that.
> hmmm, what about this: In a former project (not done with cForms) we 
> had many places with order numbers, customer numbers, email adresses, 
> credit-card-numbers and many other repeating domain specific field types.
> In cForms you always have to write
> <fd:field id="order-number">
>   <fd:label>order number</fd:label>
>   <fd:datatype base="string"/>
>   <fd:validation>
>      ...
>   </fd:validation>
> </fd:field>
> or the creditcard field definition would be a more verbose example 
> (think of the agrregation/splitting part, validation, ...). The 
> problem is not verbosity (sooner or later we will use GUIs to work on 
> cForms definitions) but consistency. If for some reason any free 
> mailer e-mail adresses shold be valid (hotmail, yahoo, gmx, ...) I 
> only want to change it at a *single* place.
Macros as reusable data types is OK in my (model view SoC 
fundamentalistic ;) ) opinion. Just wanted to point out that your first 
usesace could be attaced from a different POV.


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