[texhax] automating colortbl?

[Morten Høgholm]

On Wed, 10 Aug 2005 16:37:49 +0200, Yuri Robbers <yuri at deavolente.org>  
wrote:

> for a book I am working on, I use a lot of tables in which I use the
> colortbl package to colour some rows (three rows uncoloured, three rows
> with light grey background, etc.) in order to improve visibility.
>
> My problem is, that if I enter an extra entry in a table later, I will
> have to re-adjust all the \rowcolor{0.9}{gray} commands to fit my "three
> white - three grey" scheme. This seems to go rather against the general
> TeX spirit.
>
> Alternatively, I could wait till the whole book is finished, and
> manually go over hundreds of tables, inserting all the
> \rowcolor{0.9}{gray}'s by hand, possibly using some emacs macros to
> lighten my task, but that would mean that the draft versions cannot have
> the grey backgrounds.
>
> Does anyone know of a way to automate this whole procedure? Perhaps by
> creating a new environment...

See the xcolor manual.
-- 
Morten