# [NTG-context] LaTeX \newcommands in ConTeXt.

Hans Hagen pragma at wxs.nl
Tue Jul 26 09:08:35 CEST 2005

Brooks Moses wrote:

> At 04:28 PM 7/25/2005, you wrote:
>
>> Brooks Moses wrote:
>>
>>> I'd particularly appreciate any comments on the \newcommand and
>>> counters implementations -- those are in the t-ltcmds and t-ltcnts
>>> modules, though \newcommand also depends on t-lterrs and t-ltbase.
>>
>>
>> i just took a quick look at the code; if you run into tricky
>> definitions, let me know, often there are either already low level
>> macros that do the job, or i can add some stuff;
>
>
> Thanks!  I'll probably have lots of questions as I go along -- this is
> certainly becoming a tour of the internals of both systems.
>
>> btw, i renamed the internal \end macro so that you can get away from
>> stoptext refinitions (too messy)
>
>
> Yeah, the \stoptext redefinition was one of the first pieces I wrote,
> nearly a year ago.  The reason I was doing the \stoptext redefinition
> wasn't the internal \end macro (which didn't exist then, I think) --
> it was that the ConTeXt version I used then didn't have an
> \everystoptext hook.  But now that it exists, I can just use it.
>
> One other question I have right now: what's a good way to duplicate
> LaTeX's \vspace macro (which is effectively a \vskip inside), without
> causing the problems that the ConTeXt manual warns about if we use
> \vskip?

maybe (a patched version of \godown):

\def\godown[#1]%
{\ifhmode\endgraf\fi
\ifvmode\nointerlineskip\vskip#1\relax}

test

\godown[10cm]

test

is \vspace accumulating?

Hans

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