Glenn,
Obviously, the "?e <- (editor (field ?tf))" will only work on the
LHS of a rule, allowing you to access the TextField object on the
RHS via the bound value ?tf. To access externals outside of a rule,
try using the store/fetch methods or directly use your global.
On Wed, 26 Aug 1998, Glenn Williams wrote:
> I'd like to do the following:
> ( deftemplate editor ( slot field ) )
> ( defglobal ?*t* = new java.awt.textField )
>
> ( assert editor ( field ?*t* ) )
>
> This works, the reference is loaded into editor, but how do I retrieve it?
>
> I tried:
>
> ?e <- ( editor ( field ?tf ) )
>
> which fails.
>
> How do I can I get and use the external reference?
>
> glenn
>
> >
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>
Alan Davis
CAD Research Center
California Polytechnic State University
San Luis Obispo, CA 93407
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