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Option to create an appendix with proper frame number counting #12

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Option to create an appendix with proper frame number counting #12

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64 changes: 59 additions & 5 deletions beamerthemetudo.sty
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,15 @@
\newif\if@showtotalframes\@showtotalframesfalse
\DeclareOption{showtotalframes}{\@showtotalframestrue}

\newif\if@showframes\@showframesfalse
\DeclareOption{showframes}{\@showframestrue}

\newif\if@showappendixframes\@showappendixframesfalse
\DeclareOption{showappendixframes}{\@showappendixframestrue}

\newcounter{insideappendix}
\newcommand*\appendixfootline{\section{}\setcounter{insideappendix}{1}}

\newif\if@dark\@darkfalse
\DeclareOption{dark}{\@darktrue}
\ProcessOptions
Expand Down Expand Up @@ -103,7 +112,50 @@

\setbeamertemplate{footline}
{%
\ifnum\insertframenumber=1%
\ifnum\theinsideappendix=0%
\ifnum\insertframenumber=1%
\else%
\leavevmode%
\begin{beamercolorbox}[
wd=\footerleftwidth,
ht=4ex,
dp=10pt,
leftskip=\beamer@leftmargin,
]{author in head/foot}%
{\usebeamerfont{author in head/foot}\insertshortauthor}%
\ifx\beamer@shortdate\empty\else%
~|~{\usebeamerfont{date in head/foot}\insertshortdate}%
\fi%
\end{beamercolorbox}%
\begin{beamercolorbox}[
wd=\footercenterwidth,
ht=3ex,
dp=10pt,
center,
]{section in head/foot}%
\ifx\insertsection\empty%
\else%
\usebeamerfont{section in head/foot}\insertsection%
\ifx\insertsubsection\empty%
\else%
:~\usebeamerfont{subsection in head/foot}\insertsubsection%
\fi
\fi%
\end{beamercolorbox}%
\begin{beamercolorbox}[
wd=\footerrightwidth,
ht=4ex,
dp=10pt,
]{frame}%
\if@showframes%
\raggedleft%
\usebeamerfont{framenumber}\insertframenumber%
\if@showtotalframes%
~/~\inserttotalframenumber%
\fi%
\fi%
\end{beamercolorbox}%
\fi%
\else%
\leavevmode%
\begin{beamercolorbox}[
Expand Down Expand Up @@ -137,10 +189,12 @@
ht=4ex,
dp=10pt,
]{frame}%
\raggedleft%
\usebeamerfont{framenumber}\insertframenumber%
\if@showtotalframes%
~/~\inserttotalframenumber%
\if@showappendixframes%
\raggedleft%
\usebeamerfont{framenumber}\insertframenumber%
\if@showtotalframes%
~/~\inserttotalframenumber%
\fi%
\fi%
\end{beamercolorbox}%
\fi%
Expand Down
15 changes: 15 additions & 0 deletions example.tex
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Original file line number Diff line number Diff line change
Expand Up @@ -17,10 +17,14 @@
\usepackage{hyperref}
\usepackage{bookmark}

\usepackage{appendixnumberbeamer}

% load the theme after all packages

\usetheme[
showtotalframes, % show total number of frames in the footline
showframes, % show number of frames in the footline
showappendixframes, % show number of frames in the footline of the appendix
% dark, % optional dark theme, uncomment to use
]{tudo}

Expand Down Expand Up @@ -91,4 +95,15 @@ \section{Fonts}
\nabla \times \symbf{B} &= μ_0 \symbf{j} + μ_0 ε_0 \partial_t \symbf{E} &
\end{align*}
\end{frame}

\appendix
\appendixfootline

\begin{frame}{Appendix}
This is the first appendix page.
\end{frame}

\begin{frame}{Appendix}
This is the second appendix page.
\end{frame}
\end{document}