[NTG-context] temporarily disabling enumeration numbering

Wolfgang Schuster schuster.wolfgang at googlemail.com
Mon Apr 5 14:33:38 CEST 2010


Am 05.04.10 14:04, schrieb Vianney le Clément:
> Hello again,
>
> Section 10.3 of the manual says that one can disable numbering for one
> item of an enumeration by putting [-]. However, this seems to affect
> the following item instead of the current one. For example,
>
> \defineenumeration[MyEnum][location=left]
> \starttext
> \MyEnum First\par
> \MyEnum[-] Second\par
> \MyEnum Third\par
> \MyEnum Fourth\par
> \stoptext
>
> removes the number of the third line, instead of the second one.
>    
A perfect example.

\unprotect

%\def\@@makedescription[#1]#2%
%  {\postponenotes % new, assumes grouping
%   \doenumerationcheckconditions
%   
\dodescriptioncomponent[\c!reference=#1,\c!label={\descriptionparameter\c!text},\c!title={#2},\c!bookmark=,\c!list=][]%
%   \@@dostartdescriptionindeed}

\def\@@makedescription[#1]#2%
   {\postponenotes % new, assumes grouping
    \doenumerationcheckconditions{#1}%
    
\dodescriptioncomponent[\c!reference=#1,\c!label={\descriptionparameter\c!text},\c!title={#2},\c!bookmark=,\c!list=][]%
    \@@dostartdescriptionindeed}


%\def\doenumerationcheckconditions
%  {\doifelse{\descriptionparameter\c!number}\v!yes
%     {\ifx\currentdescriptionreference\enumerationdisablenumbersignal
%        \setfalse\enumerationnumberenabled \else 
\settrue\enumerationnumberenabled
%      \fi}%
%     {\setfalse\enumerationnumberenabled}%
%   \edef\currentenumerationcoupling{\descriptionparameter\c!coupling}}

\def\doenumerationcheckconditions#1%
   {\doifelse{\descriptionparameter\c!number}\v!yes
      
{\doifelse{#1}\enumerationdisablenumbersignal\setfalse\settrue\enumerationnumberenabled}
      {\setfalse\enumerationnumberenabled}%
    \edef\currentenumerationcoupling{\descriptionparameter\c!coupling}}

\protect

\defineenumeration[MyEnum][location=left]
\starttext
\MyEnum First\par
\MyEnum[-] Second\par
\MyEnum Third\par
\MyEnum Fourth\par
\stoptext

Wolfgang



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