Source

beamer / base / beamerbasetoc.sty

% Copyright 2003--2007 by Till Tantau
% Copyright 2010 by Vedran Mileti\'c
%
% This file may be distributed and/or modified
%
% 1. under the LaTeX Project Public License and/or
% 2. under the GNU Public License.
%
% See the file doc/licenses/LICENSE for more details.

\ProvidesPackageRCS $Header$

\mode
<presentation>

%
% Local counters/ifs/dimensions
%
\newif\ifbeamer@pausesections
\newif\ifbeamer@pausesubsections

%
%
% Table of Contents Format
%
%

\def\beamer@toc@sectionstyle#1{\beamer@toc@process\beamer@toc@cs\beamer@toc@os#1//}
\def\beamer@toc@subsectionstyle#1{\beamer@toc@sprocess\beamer@toc@css\beamer@toc@oss\beamer@toc@ooss#1///}
\def\beamer@toc@subsubsectionstyle#1{\beamer@toc@ssprocess\beamer@toc@csss\beamer@toc@osss\beamer@toc@oosss\beamer@toc@ooosss#1////}

\define@key{beamertoc}{sectionstyle}{\beamer@toc@sectionstyle{#1}}
\define@key{beamertoc}{subsectionstyle}{\beamer@toc@subsectionstyle{#1}}
\define@key{beamertoc}{subsubsectionstyle}{\beamer@toc@subsubsectionstyle{#1}}
\def\beamer@toc@process#1#2#3/#4/{%
  \beamer@ifempty{#4}{\def#1{#3}\def#2{#3}}{\def#1{#3}\def#2{#4}\@gobble}}
  
\def\beamer@toc@sprocess#1#2#3#4/#5/#6/{%
  \beamer@ifempty{#5}%
  {\def#1{#4}\def#2{#4}\def#3{#4}}
  {\beamer@ifempty{#6}
    {\def#1{#4}\def#2{#5}\def#3{#5}\@gobble}
    {\def#1{#4}\def#2{#5}\def#3{#6}\@gobbletwo}}}

\def\beamer@toc@ssprocess#1#2#3#4#5/#6/#7/#8/{%
  \beamer@ifempty{#6}%
  {\def#1{#5}\def#2{#5}\def#3{#5}\def#4{#5}}
  {\beamer@ifempty{#7}
    {\def#1{#5}\def#2{#6}\def#3{#6}\def#4{#6}\@gobble}
    {\beamer@ifempty{#8}
      {\def#1{#5}\def#2{#6}\def#3{#7}\def#4{#7}\@gobbletwo}
      {\def#1{#5}\def#2{#6}\def#3{#7}\def#4{#8}\expandafter\@gobble\@gobbletwo}}}% no gobblethree?
}

\define@key{beamertoc}{pausesections}[true]{\beamer@pausesectionstrue}
\define@key{beamertoc}{pausesubsections}[true]{\beamer@pausesubsectionstrue}

\define@key{beamertoc}{currentsection}[]{\beamer@toc@sectionstyle{show/shaded}\beamer@toc@subsectionstyle{show/show/shaded}\beamer@toc@subsubsectionstyle{show/show/shaded}}
\define@key{beamertoc}{currentsubsection}[]{\beamer@toc@subsectionstyle{show/shaded}\beamer@toc@subsubsectionstyle{show/shaded}}
\define@key{beamertoc}{hideallsubsections}[]{\beamer@toc@subsectionstyle{hide}\beamer@toc@subsubsectionstyle{hide}}
\define@key{beamertoc}{hideothersubsections}[]{\beamer@toc@subsectionstyle{show/show/hide}\beamer@toc@subsubsectionstyle{show/shaded/hide}}

\define@key{beamertoc}{part}{\beamer@showpartnumber=#1\relax}
\define@key{beamertoc}{sections}{\beamer@parsetocsections#1[]}
\define@key{beamertoc}{firstsection}{\beamer@sectionadjust=-#1\relax\advance\beamer@sectionadjust by 1\relax}
\def\beamer@parsetocsections{\@ifnextchar<\beamer@@parsetocsections\beamer@@@parsetocsections}
\def\beamer@@parsetocsections#1[]{\def\beamer@tocsections{#1}}
\def\beamer@@@parsetocsections#1[]{\def\beamer@tocsections{<all:#1>}}

\def\tableofcontents{\@ifnextchar[{\beamer@tableofcontents}{\beamer@tableofcontents[]}}
\def\beamer@tableofcontents[#1]{%
  \def\beamer@toc@cs{show}%
  \def\beamer@toc@os{show}%
  \def\beamer@toc@css{show}%
  \def\beamer@toc@oss{show}%
  \def\beamer@toc@ooss{show}%
  \def\beamer@toc@csss{show}%
  \def\beamer@toc@osss{show}%
  \def\beamer@toc@oosss{show}%
  \def\beamer@toc@ooosss{show}%
  \beamer@showpartnumber=\c@part%
  \beamer@pausesectionsfalse%
  \beamer@pausesubsectionsfalse%
  \def\beamer@tocsections{<*>}%
  \setkeys{beamertoc}{firstsection=1}%
  \setkeys{beamertoc}{#1}%
  \vspace*{-.5em}{\makeatletter%
    \pause[0]%
    \@input{\jobname.toc}%
    \vfill}%
  }

\renewcommand\addcontentsline[3]{\addtocontents{#1}{\protect\contentsline{#2}{#3}}}

\def\beamer@tocaction@show#1{\usebeamertemplate**{#1}}
\def\beamer@tocaction@shaded#1{\usebeamertemplate**{#1 shaded}}
\def\beamer@tocaction@hide#1{}

\def\beamer@tocact#1#2{\csname beamer@tocaction@#1\endcsname{#2}}

\def\beamer@tocifnothide#1{\csname beamer@tocinvcheck@#1\endcsname}
\let\beamer@tocinvcheck@hide\@gobble

\def\beamer@hidetext{hide}

\def\sectionintoc{}
\def\beamer@sectionintoc#1#2#3#4#5{%
  \ifnum\c@tocdepth>0%
  \ifnum#4=\beamer@showpartnumber%
  {
  \beamer@saveanother%
  \gdef\beamer@todo{}%
  \beamer@slideinframe=#1\relax%
  \expandafter\only\beamer@tocsections{\gdef\beamer@todo{%
      \beamer@tempcount=#5\relax%
      \advance\beamer@tempcount by\beamer@sectionadjust%
      \edef\inserttocsectionnumber{\the\beamer@tempcount}%
      \def\inserttocsection{\hyperlink{Navigation#3}{#2}}%
      \beamer@tocifnothide{\ifnum\c@section=#1\beamer@toc@cs\else\beamer@toc@os\fi}%
      {
        \ifbeamer@pausesections\pause\fi%
        \ifx\beamer@toc@ooss\beamer@hidetext
          \vskip1.5em
        \else
          \vfill
        \fi
        {%
          \hbox{\vbox{%
              \def\beamer@breakhere{\\}%
              \beamer@tocact{\ifnum\c@section=#1\beamer@toc@cs\else\beamer@toc@os\fi}{section in toc}}}%
         \par%
        }%
      }%
    }
  }%
  \beamer@restoreanother%
  }
  \beamer@todo%
  \fi\fi%
}

\def\subsectionintoc{}
\long\def\beamer@subsectionintoc#1#2#3#4#5#6{%
  \ifnum\c@tocdepth>1%
  \ifnum#5=\beamer@showpartnumber%
  {
    \beamer@saveanother%
    \gdef\beamer@todo{}%
    \beamer@slideinframe=#1\relax%
    \expandafter\only\beamer@tocsections{\gdef\beamer@todo{%
      \ifbeamer@pausesubsections\pause\fi%
      \beamer@tempcount=#6%
      \advance\beamer@tempcount by\beamer@sectionadjust%
      \edef\inserttocsectionnumber{\the\beamer@tempcount}%
      \def\inserttocsubsectionnumber{#2}%
      \def\inserttocsubsection{\hyperlink{Navigation#4}{#3}}%
      \beamer@tocifnothide{\ifnum\c@section=#1\beamer@toc@oss\else\beamer@toc@ooss\fi}%
      {%
        \def\beamer@breakhere{\\}%
        \beamer@tocact{\ifnum\c@section=#1\ifnum\c@subsection=#2\beamer@toc@css\else\beamer@toc@oss\fi\else\beamer@toc@ooss\fi}
        {subsection in toc}%
      }%
    }}%
    \beamer@restoreanother%
  }
  \beamer@todo%
  \fi\fi%
}

\def\subsubsectionintoc{}
\long\def\beamer@subsubsectionintoc#1#2#3#4#5#6#7{%
  \ifnum\c@tocdepth>2%
  \ifnum#6=\beamer@showpartnumber%
  {
    \beamer@saveanother%
    \gdef\beamer@todo{}%
    \beamer@slideinframe=#2\relax%
    \expandafter\only\beamer@tocsections{\gdef\beamer@todo{%
      \ifbeamer@pausesubsections\pause\fi%
      \beamer@tempcount=#7%
      \advance\beamer@tempcount by\beamer@sectionadjust%
      \edef\inserttocsectionnumber{\the\beamer@tempcount}%
      \def\inserttocsubsectionnumber{#2}%
      \def\inserttocsubsubsectionnumber{#3}%
      \def\inserttocsubsubsection{\hyperlink{Navigation#5}{#4}}%
      \beamer@tocifnothide{\ifnum\c@section=#1\beamer@toc@oss\else\beamer@toc@ooss\fi}%
      {%
        \def\beamer@breakhere{\\}%
        \beamer@tocact{\ifnum\c@section=#1\ifnum\c@subsection=#2\ifnum\c@subsubsection=#3\beamer@toc@csss\else\beamer@toc@osss\fi\else\beamer@toc@oosss\fi\else\beamer@toc@ooosss\fi}
        {subsubsection in toc}%
      }%
    }}%
    \beamer@restoreanother%
  }
  \beamer@todo%
  \fi\fi%
}

\mode
<article>
{
  \AtBeginDocument{
    \let\beamer@origtableofcontents=\tableofcontents
    \renewcommand{\tableofcontents}[1][]{\beamer@origtableofcontents}
    }
}


\mode
<all>
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