Am 03.05.2012 um 06:58 schrieb Aditya Mahajan:
> On Wed, 2 May 2012, Hans Hagen wrote:
>
>> On 1-5-2012 21:43, Aditya Mahajan wrote:
>>> Hi,
>>> Line numbering does not respect the parameters given with
>>> \startlinenumbering. For example:
>>
>> Line numbering is a delayed operation. As they are handled when the page is
>> constructed the settings of that moment apply. In practice only the start
>> key is handled when you pass settings to \start.... (the only reason for
>> having the second argument is number start/restart etc). If you want
>> different renderings, the best is to define a specific instance of line
>> numbering.
>
> A little background: In the initial version of the vim module, I used to do
> line numbering manually (each line started with \NL macro, which expanded to
> a number in an appropriate style depending on whether line numbering was
> enabled or not. When I rewrote the module to use the filter module, I also
> rewrote the line numbering mechanism to use ConTeXt's inbuilt line numbering
> macros, but I cannot get them to work.
>
> Consider the following example. I want to define an environment, which,
> amongst other things does line numbering. I want the user to control the
> style and color of line numbering, so I define keys numberstyle and
> numbercolor, which are then passed on to the line numbering macros. The most
> obvious implementation of this does not work.
>
> […]
>
> \appendtoks
> \definelinenumbering
> [\currentwhatever]
> [
> color=\whateverparameter{numbercolor},
> style=\whateverparameter{numberstyle},
> ]%
> \setvalue{start\currentwhatever}{\dostartwhatever[\currentwhatever]}%
> \setvalue{stop\currentwhatever}{\dostopwhatever}%
> \to\everydefinewhatever
You assume \definelinenumbering has a second argument for the settings but this
isn’t the case and you need \setuplinenumbering to set them.
Wolfgang
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