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Code Editor : eqparbox.sty

%%
%% This is file `eqparbox.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% eqparbox.dtx  (with options: `package')
%% 
%% This is a generated file.
%% 
%% Copyright (C) 2004 Scott Pakin <scott+eqp@pakin.org>
%% -------------------------------------------------------
%% 
%% This package may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.2
%% of this license or (at your option) any later version.
%% The latest version of this license is in
%%    http://www.latex-project.org/lppl.txt
%% and version 1.2 or later is part of all distributions of LaTeX
%% version 1999/12/01 or later.
%% 
%% File: eqparbox.dtx Copyright (C) 2004 Scott Pakin <scott+eqp@pakin.org>
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{eqparbox}
         [2004/08/02 v2.1 Create equal-widthed parboxes]
\newlength{\eqp@tempdima} \newlength{\eqp@tempdimb}
\def\eqp@taglist{}
\newif\ifeqp@must@rerun
\AtEndDocument{%
  \begingroup
    \def\@elt#1{%
      \eqp@tempdima\csname eqp@this@#1\endcsname\relax
      \eqp@tempdimb\csname eqp@next@#1\endcsname\relax
      \ifdim\eqp@tempdima=\eqp@tempdimb
      \else
        \@latex@warning@no@line{Rerun to correct the width of eqparbox `#1'}%
      \fi
      \immediate\write\@auxout{%
        \string\expandafter\string\gdef\string\csname\space
        eqp@this@#1\string\endcsname{%
          \csname eqp@next@#1\endcsname
        }%
        ^^J%
        \string\expandafter\string\gdef\string\csname\space
         eqp@next@#1\string\endcsname{0pt}%
      }%
    }%
    \eqp@taglist
  \endgroup
  \ifeqp@must@rerun
    \@latex@warning@no@line{Rerun to correct eqparbox widths}
  \fi
}
\newcommand*{\eqp@storefont}{%
  \xdef\eqp@restorefont{%
    \noexpand\usefont{\f@encoding}{\f@family}{\f@series}{\f@shape}%
    \noexpand\fontsize{\f@size}{\f@baselineskip}%
    \noexpand\selectfont
  }%
}
\RequirePackage{array}
\newcommand{\eqp@settowidth}[2]{%
  \settowidth{#1}{{%
    \eqp@storefont
    \begin{tabular}{@{}>{\eqp@restorefont}l<{\eqp@storefont}@{}}%
      #2%
    \end{tabular}%
  }}%
}
\DeclareRobustCommand\eqparbox{%
  \@ifnextchar[%]
    {\eqparbox@i}%
    {\eqparbox@iii[c][\relax][s]}%
}
\def\eqparbox@i[#1]{%
  \@ifnextchar[%]
    {\eqparbox@ii[#1]}%
    {\eqparbox@iii[#1][\relax][s]}%
}
\def\eqparbox@ii[#1][#2]{%
  \@ifnextchar[%]
    {\eqparbox@iii[#1][#2]}%
    {\eqparbox@iii[#1][#2][#1]}%
}
\def\eqparbox@iii[#1][#2][#3]#4#5{%
  \eqp@settowidth{\eqp@tempdimb}{#5}%
  \expandafter
  \ifx\csname eqp@this@#4\endcsname\relax
    \global\eqp@must@reruntrue
    \expandafter\xdef\csname eqp@this@#4\endcsname{\the\eqp@tempdimb}%
    \expandafter\xdef\csname eqp@next@#4\endcsname{\the\eqp@tempdimb}%
  \else
    \eqp@tempdima=\csname eqp@this@#4\endcsname\relax
    \ifdim\eqp@tempdima<\eqp@tempdimb
      \expandafter\xdef\csname eqp@this@#4\endcsname{\the\eqp@tempdimb}%
      \global\eqp@must@reruntrue
    \fi
    \eqp@tempdima=\csname eqp@next@#4\endcsname\relax
    \ifdim\eqp@tempdima<\eqp@tempdimb
      \expandafter\xdef\csname eqp@next@#4\endcsname{\the\eqp@tempdimb}%
    \fi
  \fi
  \@ifundefined{eqp@seen@#4}{%
    \expandafter\gdef\csname eqp@seen@#4\endcsname{}%
    \@cons\eqp@taglist{{#4}}%
  }{}%
  \eqp@tempdima=\csname eqp@this@#4\endcsname\relax
  \parbox[#1][#2][#3]{\eqp@tempdima}{#5}%
}
\newcommand*{\eqboxwidth}[1]{%
  \@ifundefined{eqp@this@#1}{0pt}{\csname eqp@this@#1\endcsname}%
}
\endinput
%%
%% End of file `eqparbox.sty'.

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Code Editor : eqparbox.sty