Hello Kavian,
Thank you for your answer, it's good for the parentheses. For the command,
I found only this which does not exactly answer what I want to do.
Fabrice

\defineenumeration
  [ex]
  [text={Exercice},
   headcommand=\EXFRAME,
   titleleft=,
   titleright=,
   title=yes,
   width=fit,
   numberconversionset=ACCONVERSION,
   alternative=top,
   number=yes]

2017-01-29 12:02 GMT+01:00 Otared Kavian <otared@gmail.com>:

> Hi Fabrice,
>
> To suppress the parentheses in the title, you can use the keys titleleft
> and titleright as in the following:
>
> \defineenumeration
>   [ex]
>   [text=Exercice,
>    title=yes,
>    titleleft=,
>    titleright=,
>    width=fit,
>    numberconversionset=ACCONVERSION,
>    alternative=top,
>    number=yes]
>
> In order to put the word « Exercice » in the frame you should define a
> special command, for instance \MyTextCommand and the say text =
> \MyTextCommand
>
> Best regrads: OK
>
> On 29 Jan 2017, at 09:07, Fabrice Couvreur <fabrice1.couvreur@gmail.com>
> wrote:
>
> Hello,
> I would like a title without the parentheses and the text "Exercice" in
> the frame with the number.
> Thank you.
> Fabrice
>
> \defineframed
>   [EXFRAME]
>   [frame=off,
>    offset=0pt,
>    location=low,
>    width=\struttotal,
>    background=color,
>    backgroundcolor=darkred,
>    foregroundcolor=white,
>    forgroundstyle=bold]
>
> \defineprocessor[ACPROCESSOR][command=\EXFRAME]
> \defineconversionset[ACCONVERSION][][ACPROCESSOR->n]
>
> \defineenumeration
>   [ex]
>   [text=Exercice,
>    title=yes,
>    width=fit,
>    numberconversionset=ACCONVERSION,
>    alternative=top,
>    number=yes]
>
> \starttext
>
> \startex{Pour tous les candidats \hfill 5 points}
>   \input ward
> \stopex
>
> \stoptext
>
>
>
> ____________________________________________________________
> _______________________
> If your question is of interest to others as well, please add an entry to
> the Wiki!
>
> maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/
> listinfo/ntg-context
> webpage  : http://www.pragma-ade.nl / http://context.aanhet.net
> archive  : https://bitbucket.org/phg/context-mirror/commits/
> wiki     : http://contextgarden.net
> ____________________________________________________________
> _______________________
>