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%D \module
%D [ file=attr-ini,
%D version=2007.06.06, % probably a bit older
%D title=\CONTEXT\ Node Macros,
%D subtitle=Finalizing,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright=PRAGMA-ADE]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
\writestatus{loading}{ConTeXt Node Support / Finalizing}
% Objects are processed indepently \unknown\ actually we may
% need a proper callback.
\unprotect
\registerctxluafile{node-fin}{1.001} % we might generalize this one
\definesystemattribute[trigger] % feature inheritance
\def\finalizeobjectbox #1{\ctxlua{nodes.process_page(tex.box[\number#1])}}
\def\finalizeshipoutbox#1{\ctxlua{nodes.process_page(tex.box[\number#1])}}
% tricky stuff:
\newcount\attributeboxcount
\edef\startinheritattributes{\dosetattribute {trigger}{1}}
\edef\stopinheritattributes {\doresetattribute{trigger}}
\def\doattributedcopy {\afterassignment\dodoattributedcopy\attributeboxcount}
\def\doattributedbox {\afterassignment\dodoattributedbox \attributeboxcount}
\def\dodoattributedcopy
{\startinheritattributes
\ifvbox\attributeboxcount
\vbox{\unvcopy\attributeboxcount}%
\else
\hbox{\unhcopy\attributeboxcount}%
\fi
\stopinheritattributes}
\def\dodoattributedbox
{\startinheritattributes
\ifvbox\attributeboxcount
\vbox{\unvbox\attributeboxcount}%
\else
\hbox{\unhbox\attributeboxcount}%
\fi
\stopinheritattributes}
\def\enableattributeinheritance
{\ctxlua{states.enabletriggering()}%
\let\attributedcopy\doattributedcopy
\let\attributedbox \doattributedbox}
\def\disableattributeinheritance
{\ctxlua{states.disabletriggering()}%
\let\attributedcopy\copy
\let\attributedbox \box}
\disableattributeinheritance
% \appendtoks
% \enableattributeinheritance % will become default
% \to\everyjob
\protect \endinput
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