1 files changed, 56 insertions, 1 deletions
diff --git a/Master/texmf-dist/tex/context/base/cont-new.mkiv b/Master/texmf-dist/tex/context/base/cont-new.mkiv
index af32e8f35c9..2b7028e336b 100644
--- a/Master/texmf-dist/tex/context/base/cont-new.mkiv
+++ b/Master/texmf-dist/tex/context/base/cont-new.mkiv
@@ -11,7 +11,7 @@
 %C therefore copyrighted by \PRAGMA. See mreadme.pdf for
 %C details.
 
-\newcontextversion{2014.05.21 22:04}
+\newcontextversion{2015.04.18 14:41}
 
 %D This file is loaded at runtime, thereby providing an excellent place for
 %D hacks, patches, extensions and new features.
@@ -32,6 +32,61 @@
 %     \inheritmaintextcolor
 % \to \everymargindatacontent
 
+% This is experimental; if this changes we need to adapt the mb-mp style too. It's
+% not in the core yet.
+%
+% \def\ActionY{\blank\inleftmargin{\shownofparlines}}
+% \def\ActionN{\inleftmargin{\shownofparlines}}
+%
+% \saveparnumber
+% ...
+% \checknofparlines
+% \ifnum\nofparlines<2
+%   \ActionY
+% \else
+%   \ActionN
+% \fi
+% ...
+
+\newcount\c_typo_par_current
+\newcount\c_typo_par_saved
+\newcount\c_typo_par_lines
+\newcount\c_typo_par_temp
+
+\appendtoks
+    \advance\c_typo_par_current\plusone % local
+   %\llap{\infofont[\the\c_typo_par_saved:\the\c_typo_par_current]\quad}%
+\to \everypar
+
+\unexpanded\def\saveparnumber % the upcoming number
+  {\c_typo_par_saved\c_typo_par_current} % local
+
+\def\savedparnumber  {\number\c_typo_par_saved}
+\def\currentparnumber{\number\c_typo_par_current}
+\def\nofparlines     {\number\c_typo_par_lines}
+\let\savedparstate   \empty
+
+\unexpanded\def\shownofparlines
+  {\dontleavehmode\hbox\bgroup
+   \infofont[\savedparstate]%
+   \egroup}
+
+\unexpanded\def\checknofparlines
+  {\c_typo_par_temp\numexpr\c_typo_par_saved+\plusone\relax
+   \ifhmode
+     \c_typo_par_lines\zerocount
+     \edef\savedparstate{\number\c_typo_par_temp:\number\c_typo_par_current\space-}%
+   \else\ifnum\c_typo_par_current=\c_typo_par_temp
+     \c_typo_par_lines\prevgraf
+     \edef\savedparstate{\number\c_typo_par_temp:\number\c_typo_par_current\space\number\prevgraf}%
+   \else\ifnum\c_typo_par_temp>\c_typo_par_current
+     \c_typo_par_lines\zerocount
+     \edef\savedparstate{\number\c_typo_par_temp:\number\c_typo_par_current\space-}%
+   \else
+     \c_typo_par_lines\maxdimen
+     \edef\savedparstate{\number\c_typo_par_temp:\number\c_typo_par_current\space+}%
+   \fi\fi\fi}
+
 %D Maybe:
 
 \unexpanded\def\tightvbox{\dowithnextbox{\dp\nextbox\zeropoint\box\nextbox}\vbox}