我使用的是新加坡主题,subsections=true。部分和导航点的位置都正常。
但是,我希望小节标题出现在其对应的节和节点下方,而不是左对齐。
在下面的 MWE 中,我希望“小节 2.1”与“节 2”下方对齐,而不是“节 1”下方。
有什么想法吗?谢谢你的帮助!
梅威瑟:
\documentclass[compress]{beamer}
\usetheme{Singapore}
\makeatletter
\beamer@theme@subsectiontrue
\makeatother
%------------------------------------%
\begin{document}
\section{Section 1}
\subsection{Subsection 1.1}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\subsection{Subsection 1.2}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\section{Section 2}
\subsection{Subsection 2.1}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\subsection{Subsection 2.2}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\section{Section 3}
\subsection{Subsection 3.1}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\subsection{Subsection 3.2}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\end{document}
答案1
虽然不是完美的对齐,但是如果您的章节/小节标题的长度差别不是太大,则应该将小节放置在章节的大致下方:
\documentclass[compress]{beamer}
\usepackage{pgffor}
\makeatletter
\setbeamercolor{section in head/foot}{use=structure,bg=structure.fg!25!bg}
\useoutertheme[subsection=true]{miniframes}
% total number of sections %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\usepackage{totcount}
\newcounter{totalsection}
\regtotcounter{totalsection}
\AtBeginDocument{%
\pretocmd{\section}{\refstepcounter{totalsection}}{}{}%
}%
\setbeamertemplate{headline}{%
\begin{beamercolorbox}[colsep=1.5pt]{upper separation line head}
\end{beamercolorbox}
\begin{beamercolorbox}{section in head/foot}
\vskip2pt\insertnavigation{\paperwidth}\vskip2pt
\end{beamercolorbox}%
\ifbeamer@theme@subsection%
\begin{beamercolorbox}[colsep=1.5pt]{middle separation line head}
\end{beamercolorbox}
\begin{beamercolorbox}[ht=5pt]{subsection in head/foot}
\makebox[\paperwidth]{
\usebeamercolor[fg]{subsection in head/foot}
\usebeamerfont{subsection in head/foot}%
\mbox{}\hfilneg\hfilneg\foreach \x in {1,...,\thesection}{\hfil}%
\insertsubsectionhead
\foreach \x in {\thesection,...,\totvalue{totalsection}}{\hfil}\hfilneg\hfilneg\mbox{}%
}%
\end{beamercolorbox}
\fi%
\begin{beamercolorbox}[colsep=1.5pt]{lower separation line head}
\end{beamercolorbox}
}
\setbeamertemplate{frametitle}[default][center]
\AtBeginDocument{%
{
\usebeamercolor{section in head/foot}
}
\pgfdeclareverticalshading{beamer@headfade}{\paperwidth}
{%
color(0cm)=(bg);
color(1.25cm)=(section in head/foot.bg)%
}
\setbeamercolor{section in head/foot}{bg=}
}
\addtoheadtemplate{\pgfuseshading{beamer@headfade}\vskip-1.25cm}{}
\beamertemplatedotitem
\makeatother
%------------------------------------%
\begin{document}
\section{Section 1}
\subsection{Subsection 1.1}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\subsection{Subsection 1.2}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\section{Section 2}
\subsection{Subsection 2.1}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\subsection{Subsection 2.2}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\section{Section 3}
\subsection{Subsection 3.1}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\subsection{Subsection 3.2}
\begin{frame}
\begin{itemize}
\item Text
\end{itemize}
\end{frame}
\end{document}