On Tue 07 Aug 2012, Robert Blackstone wrote:
> Here follows my minimal example. I reasoned that the identifier [topica]
> might act as a label, or an anchor, or whatever the correct ConTeXt name is,
> for a reference.
> ---------------------------------------------------------------------------
>
> \definedelimitedtext[topica]
> \setupdelimitedtext[topica][left=,right=] %maybe superfluous? I do not need a
> layout different from the rest of the text.
> \starttext
>
> Some text.
>
> \starttopica
> Some text to explain a certain topic, called topica.
> \stoptopica
>
> Some more text about topica. (See discussion on \at{page}[topica])
>
> \stoptext
>
> ---------------------------------------------------------------------------
> To avoid any misunderstanding: this is no longer a problem since I have been
> given excellent advice. But it intrigues me. Why can some identifiers, for
> example of figures, be used for internal references and others not?
In this case, I'd say it's because you're defining a delimited text
style which can be used in multiple places. Your document could have
five hundred \starttopica...\stoptopica blocks on different pages.
A figure identifier, on the other hand, is meant to be unique.
Pont
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