[NTG-context] Re: Use headcommand in \definedescription together with \definehighlight

[Wolfgang Schuster <wolfgang.schuster.lists@gmail.com>]

Gerion Entrup schrieb am 24.06.2024 um 23:57:
> Am Montag, 24. Juni 2024, 21:20:19 MESZ schrieb Aditya Mahajan:
>> On Mon, 24 Jun 2024, Gerion Entrup wrote:
>>
>>> Hi,
>>>
>>> I was in the process to convert an itemize part to a description and wanted to simplify the code in the same move.
>>> I discovered headcommand for that, but struggled to set the text in an highlight _and_ make a colon at the end.
>> Not sure what exactly you want, but how about:
>>
>> \definehighlight[hl][style={\m{>}\,\switchtobodyfont[tt]}]
>> % This is the wrong way to define such a command as '>' is not part of the style. I have left this definition just for comparison with the soln below.
> Is there a better way to define a highlight that sets a style (color, font) _and_ a prefix (symbol)?
> Another way, I know of, would be just a plain def, something like \def{\hl}{\groupedcommand{>\,\switchtobodyfont[tt]}{}}, but actually I want to define a highlight (just with an additional prefix).

1. ConTeXt already uses \hl as name for a existing command.

2. Use \definestartstop:

\definestartstop [gerion] [style=mono,left={›\thinspace}]

\starttext

text

\gerion{text}

\stoptext

>> \definedescription[category][
>> 	alternative=top,
>> 	headstyle=bold,
>> 	width=broad,
>> ]
>>
>> \definedescription[desc][
>> 	width=fit,
>> 	distance={\widthofstring{~}},

distance=\spaceamount,

Wolfgang

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