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Merge pull request #194 from rchurchley/fix-empty-alertblock 

Allow user to define empty (e.g.) alertblock background
This commit is contained in:
Matthias Vogelgesang 2016-03-09 10:41:49 +01:00
parent 6b70b210b5 78b5a5bd4b
commit 3033dd3126
1 changed files with 10 additions and 5 deletions
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15
source/beamerinnerthememetropolis.dtx
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@ -401,10 +401,13 @@
% |block title alerted|, and |block title example| have an empty % |block title alerted|, and |block title example| have an empty
% background). % background).
% %
% If the |block title| background is empty, we just need to set a rightskip % If the |block title| background is empty, or the user has explicitly
% for a nice ragged-right block title. % removed the background from (e.g.) |block title alerted|, we just need to
% set a rightskip for a nice ragged-right block title.
% %
% \begin{macrocode} % \begin{macrocode}
\ifbeamercolorempty[bg]{block title#1}{%
\begin{beamercolorbox}[rightskip=0pt plus 4em]{block title#1}}{%
\ifbeamercolorempty[bg]{block title}{% \ifbeamercolorempty[bg]{block title}{%
\begin{beamercolorbox}[rightskip=0pt plus 4em]{block title#1}% \begin{beamercolorbox}[rightskip=0pt plus 4em]{block title#1}%
}% }%
@ -422,7 +425,7 @@
leftskip=\metropolis@blockadjust, leftskip=\metropolis@blockadjust,
rightskip=\dimexpr\metropolis@blockadjust plus 4em\relax rightskip=\dimexpr\metropolis@blockadjust plus 4em\relax
]{block title#1}% ]{block title#1}%
}% }}%
% \end{macrocode} % \end{macrocode}
% %
% We can now set the contents of the |block title|. The zero-width but % We can now set the contents of the |block title|. The zero-width but
@ -443,12 +446,14 @@
% %
% \begin{macrocode} % \begin{macrocode}
\nointerlineskip% \nointerlineskip%
\ifbeamercolorempty[bg]{block body}{ \ifbeamercolorempty[bg]{block body#1}{%
\begin{beamercolorbox}[vmode]{block body#1}}{
\ifbeamercolorempty[bg]{block body}{%
\begin{beamercolorbox}[vmode]{block body#1}% \begin{beamercolorbox}[vmode]{block body#1}%
}{% }{%
\begin{beamercolorbox}[sep=\metropolis@blocksep, vmode]{block body#1}% \begin{beamercolorbox}[sep=\metropolis@blocksep, vmode]{block body#1}%
\vspace{-\metropolis@parskip} \vspace{-\metropolis@parskip}
}% }}%
\usebeamerfont{block body#1}% \usebeamerfont{block body#1}%
\setlength{\parskip}{\metropolis@parskip}% \setlength{\parskip}{\metropolis@parskip}%
} }