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%D \module
%D [ file=typo-hid,
%D version=2021.03.15, % based on old code lying around
%D title=\CONTEXT\ Typesetting Macros,
%D subtitle=Hiding,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
%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 Typesetting Macros / Hiding}
\registerctxluafile{typo-hid}{autosuffix}
\definesystemattribute[hidecontent][public]
\unprotect
\newinteger\c_typo_hidden_level
\permanent\protected\def\starthiddencontent
{\ifcase\c_typo_hidden_level
\clf_enablehidecontent
\let\clf_enablehidecontent\relax
\attribute\hidecontentattribute\plusone
\fi
\advanceby\c_typo_hidden_level\plusone}
\permanent\protected\def\stophiddencontent
{\advanceby\c_typo_hidden_level\minusone
\ifcase\c_typo_hidden_level
\attribute\hidecontentattribute\attributeunsetvalue
\fi}
\protect \endinput
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