Am 28.08.2010 um 21:02 schrieb Peter Münster:
> On Sat, Aug 28 2010, Wolfgang Schuster wrote:
>
>> It's a problem with the optional argument, if the second argument is
>> missing the space after the first is gobbled but it can be fixed.
>
> It's a general problem with ConTeXt macros. The same applies for example for
> \externalfigure. Should this be fixed for all commands, that can be used in
> running text, or should this behaviour just be well documented?
\unprotect
\unexpanded\def\externalfigure
{\doifnextoptionalelse\doexternalfigure\donothing}
\def\doexternalfigure[#1]%
{\strictdoifnextoptionalelse{\dodoexternalfigure[#1]}{\nodoexternalfigure[#1]}}
\def\nodoexternalfigure[#1]%
{\dododoexternalfigure[#1][][]}
\def\dodoexternalfigure[#1][#2]%
{\strictdoifnextoptionalelse{\dododoexternalfigure[#1][#2]}{\dododoexternalfigure[#1][#2][]}
\def\dododoexternalfigure[#1][#2][#3]% [label][file][settings] |
[file][settings] | [file][parent][settings]
{\bgroup
\doifelsenothing{#1}
{\framed[\c!width=\defaultfigurewidth,\c!height=\defaultfigureheight]{external\\figure\\no
name}}
{\doifundefinedelse{\??ef\??ef#1}
{\useexternalfigure[\s!dummy][#1][#2][#3]%
\getvalue{\??ef\??ef\s!dummy}[]} % [] is dummy arg 5
{\doifassignmentelse{#2}
{\getvalue{\??ef\??ef#1}[#2]}%
{\getvalue{\??ef\??ef#1}[#3]}}}%
\globallet\currentresourcecomment\empty
\egroup}
\protect
\starttext
this is how a \externalfigure[cow][height=\lineheight] looks i the netherlands
\stoptext
Wolfgang
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