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From "Johannes Becker" <jonnybec...@gmx.net>
Subject Re: Forms and JXTemplate
Date Fri, 01 Jul 2005 19:03:54 GMT
Thanks for your great help Mark!!!
Performance isn't an issiue. Just some work for my university of applied
sciences.
It only has to run.

cheers
Jonny

> --- Ursprüngliche Nachricht ---
> Von: Mark Lundquist <mlundquist2@comcast.net>
> An: users@cocoon.apache.org
> Betreff: Re: Forms and JXTemplate
> Datum: Fri, 1 Jul 2005 11:30:08 -0700
> 
> On 2005-07-01 07:28:07 -0700, "Johannes Becker" <jonnybecker@gmx.net>
> said:
> 
> > One answer that was posted by Mark:
> > You can generate your form definition files using jxtemplate (in a
> cocoon
> > pipeline). Then when you want to reference your definition file, use
> > cocoon:// to access it.
> > 
> > 
> > My problem: I don't know how to implement this. I was looking for 
> > samples, but I
> > couldn't find any.
> > 
> > Could anyone please post me a simple example how to implement this.
> 
> Make a template file to generate your form definition, e.g. 
> "form-definition.jx".  In there you write the markup just exactly like 
> in your original post, e.g.:
> 
> 	 <fd:validation>
>      		<fd:range min="5" max="#{number/max}"/>
>  	</fd:validation>
> 
> In your sitemap:
> 
> 	<match pattern="get-form-definition">
> 		<call function="getFormDefinition"/>		<!-- this would probably have 
> some parameters too, whatev... -->
> 	</match>
>          .
> 	.
> 	.
> 	<match pattern="generate-form-definition">
> 		<generate type="jx" src="form-defintion.jx"/>
> 		<serialize type="xml"/>
> 	</match>
> 
> Add this flowscript:
> 
> 	function getFormDefinition() {
> 		.
> 		.
> 		.
> 		cocoon.sendPage (
> 				'generate-form-definition',
> 				{'number':  {'max': 42}}	// or any bean or JS object w/ these
> properties...
> 			);
> 	}
> 
> ...and finally in your form controller flowscript:
> 
> 	var form = new Form ('cocoon:/get-form-definition);
> 
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-==-=
> 
> That should get you going.  Although as i said before, I don't feel 
> that this is a great approach.  It just smells funny to me.  Too 
> complicated for the problem you're trying to solve.  And performance 
> will not be great, because a dynamically-generated form definition 
> can't be cached.  Doing this validation by hand is not hard, and if you 
> do then the form definition itself is static, and will be cached once 
> it's been parsed the first time.
> 
> But, suit yourself... :-)
> 
> cheers
> —ml—
> 
> 
> 
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