[NTG-context] reduced space below chapter title

[Wolfgang Schuster]

jbf schrieb am 02.06.2020 um 11:41:
> Hi list,
> 
> I am attempting to achieve, for every second chapter, to have only one 
> line of space between the chapter title and the text that follows.
> 
> I looked at the following example in the wiki:
> 
> \setuppapersize[A6][A6]
> \setupbodyfont[8pt]
> \def\MyChapterCommand#1#2%
>    {\vbox  to 4cm\bgroup
>       {#1\hskip.75em #2}
>       \vss
>       \egroup}
> \setuphead[chapter][header=nomarking, command=\MyChapterCommand]
> \starttext
> \chapter{test}  \input  tufte
> \stoptext
> 
> and presumed that I could adjust that to something like 1cm instead of 4cm.
> 
> The problem is that when I try to process the original example, I get a 
> fatal error at the line which reads \chapter{test} \input tufte.
> 
> I'm not sure why that error, but that aside, would the 
> \def\MyChapterCommand approach suggested above be the right way to 
> achieve my purpose? In other words, I want the text that follows the 
> chapter title to follow immediately for specific chapters, rather than 
> the considerable vertical space that follows the default setup for 
> chapter titles.
> 
> Julian

Change

     \def\MyChapterCommand#1#2%

to

     \unexpanded\def\MyChapterCommand#1#2%

or

     \define[2]\MyChapterCommand

Wolfgang