I add

left=,right=,

in the second option group.

在 2021年9月7日週二 07:02，Sylvain Hubert via ntg-context <ntg-context@ntg.nl> 寫道：

> A few more information:
>
> For the 1st problem:
>
> It seems that \setupitemize accepts two option groups, to which
> n,packed and margin belong accordingly. However,
> \setupitemize[n][margin=2em] does not seem to work.
>
> For the 2nd problem:
>
> \setupitemize[columns,one], although doing nothing in theory, seems to
> fix the problem.
>
> For the 4th problem:
>
> I've found that we can do \setupitemize[A,text] which makes it like
>
>     (A.) 0 (B.) 1 (C.) 2 (D.) 3
>
> The problem now is, how can we remove the parentheses around the item
> labels?
>
> On 07/09/2021, Sylvain Hubert <champignoom@gmail.com> wrote:
> > Dear List,
> >
> > Here's a collection of four problems about item groups that I've just
> > encountered.
> >
> > 1. 'n' and 'packed' not playing well with other options.
> >
> > This works:
> >
> >     \defineitemgroup[myitems][itemize][margin=2em,before=before]
> >     \setupmyitems[n,packed]
> >
> >     \starttext
> >     text
> >     \startmyitems
> >     \item 1
> >     \item 2
> >     \stopmyitems
> >     \stoptext
> >
> > This does not:
> >
> >     \defineitemgroup[myitems][itemize][margin=2em,before=before,n,packed]
> >
> > This does not either:
> >
> >     \defineitemgroup[myitems][itemize]
> >     \setupmyitems[n,packed,margin=2em,before=before]
> >
> > Is there a rule for this glitch which makes it worth memorizing, or is
> > this just a bug?
> >
> > 2. 'before' not working in nested item groups.
> >
> >     \starttext
> >     \startitemize[before=before1]
> >     \item 1
> >     \startitemize[before=before2]
> >     \item 2
> >     \stopitemize
> >     \stopitemize
> >     \stoptext
> >
> > Both before1 and before2 should appear, but only before1 is shown.
> >
> > 3. How to wrap the line under the bulletin or number?
> >
> > To be more precise, the current wrapping behavior of, say, "\item 0 1
> > 2 3 4 5 6 7 8 9" is:
> >
> >     * 0 1 2 3 4 5 6 7
> >       8 9
> >
> > How can we remove the indentation of the second line and make it like
> >
> >     * 0 1 2 3 4 5 6 7
> >     8 9
> >
> > 4. How to put the items on the same line?
> >
> > That is, for "\item 0 \item 1 \item 2", I would like it to be like
> >
> >     * 0   * 1   * 2
> >
> > instead of
> >
> >     * 0
> >     * 1
> >     * 2
> >
> > My context version: 2021.03.05 19:11, texlive.
> >
> > Any help with any of the problems above would be greatly appreciated.
> >
> > Best,
> > Sylvain
> >
>
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