Re: Nested tags

[Denis Barbier <nospam@thanx>]

On Mon, 10 Apr 2000, Xose Manoel Ramos wrote:

> I wonder if there is a simple way to define nested tags (i.e. tags
> that have a special meaning inside another tags). 
> 
> Something like:
> 
> <macro>
>   <title>Just the master</title>
>   <content>
>    This is the content
>   </content>
> </macro>  
> 
> I mean, this tags should have only this meaning when used inside the
> <macro> tag, and otherwise have their normal meaning.
> 
> I worked out a system using 'perl' & 'redirectors'. Later I have
> looked at 'grid.wml' and I discovered Ralph has used the same
> approach as me.
> 
> I just wonder if somebody has thought of a better, and simpler method
> to do this. I thought of something like:
> 
> <define-container macro>
>  <preserve __inside>
>  <set-var __inside="macro">
>  %body
>  <restore __inside>
> </define-container>
> 
> <define-container title>
>   <when <eq <get-var __inside> macro>>
>   (...something...)
>   </when>
> </define>

  </define-container>
          ^^^^^^^^^^
> But this does not work as I should have expected.

The <eq> tag is for arithmetic comparison, use <string-eq> here.
Anyway could you explain what you expect and what result you obtain?

-- 
Denis Barbier
WML Maintainer

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