% This macro source file is from the four volume series % "TeX in Practice" by Stephan von Bechtolsheim, published % 1993 by Springer-Verlag, New York. % Copyright 1993 Stephan von Bechtolsheim. % No warranty or liability is assumed. % This macro may be copied freely if no fees other than % media cost or shipping charges are charged and as long % as this copyright and the following source code itself % is not changed. Please see the series for further information. % % Version: 1.0 % Date: May 1, 1993 % % % This source code is documented in 11.1.3.1, p. II-56. % Original source in file "par2.TEX", starting line 411. \wlog{L: "par-lab.tip" ["par2.TEX," l. 411, p. II-56]}% % This file DOES NOT belong to format "texip." \catcode`\@ = 11 \newdimen\Delta@XY \newcount\@LabeledParNesting \@LabeledParNesting = 0 \def\BeginAListX #1#2#3{% \par \bgroup \advance\leftskip by #1 \advance\rightskip by #2 \advance\@LabeledParNesting by 1 \message{\string\BeginAListX: nesting level: \the\@LabeledParNesting}% \@LabelCounter = 0 \Delta@XY = #3 \ifdim\Delta@XY < 0pt \message{\string\BeginAListX: negative Delta{xy}, made positive.}% \fi } \def\EndAListX{% \par \egroup } \def\ItemLL #1{% \par \noindent \hbox to 0pt{% \hskip -\Delta@XY #1% \hfil }% \ignorespaces } \def\ItemLR #1{% \par \noindent \hbox to 0pt{% \hss #1% \hskip\Delta@XY }% \ignorespaces } \def\ItemRL #1{% \par \noindent \hbox to 0pt{% \hskip\Delta@XY #1% \hss }% \ignorespaces } \def\ItemRR #1{% \par \noindent \hbox to 0pt{% \hfil #1% \hskip -\Delta@XY }% \ignorespaces } \catcode`\@ = 12