On Mon, 22 Oct 2012 17:45:21 +0200, Marco Patzer
http://wiki.contextgarden.net/TABLE#Rules_with_different_thickness
... I knew this snippet; unfortunately, there were some bindings or relationships that I didn't understand fully.
Marco
Anyway, after some experiments, based on Wolfgang's code on wiki, I reached the following minimal working example: ---- \startuseMPgraphic{MP:thickBtm} draw bottomboundary OverlayBox withpen pensquare scaled \frameddimension{bottomrulethickness}; clip currentpicture to OverlayBox; setbounds currentpicture to OverlayBox; \stopuseMPgraphic \defineoverlay[OL:thickBtm][\useMPgraphic{MP:thickBtm}] \starttext \bTABLE \setupTABLE[align=middle] \setupTABLE[header][background={OL:thickBtm},bottomrulethickness=3mm] \setupTABLE[row][4][background={OL:thickBtm},bottomrulethickness=1.5mm] % \bTABLEhead\bTR\dorecurse{3}{\bTH#1\eTH}\eTR\eTABLEhead \bTABLEbody\dorecurse{6}{\bTR\dorecurse{3}{\bTD#1-##1\eTD}\eTR}\eTABLEbody \eTABLE \stoptext ---- Best regards, Lukas -- Ing. Lukáš Procházka [mailto:LPr@pontex.cz] Pontex s. r. o. [mailto:pontex@pontex.cz] [http://www.pontex.cz] Bezová 1658 147 14 Praha 4 Tel: +420 244 062 238 Fax: +420 244 461 038