lib/layouts/theorems-sec.module

   1 #\DeclareLyXModule{Standard Theorems (Numbered by Section)}
   2 #\DeclareCategory{Maths}
   3 #DescriptionBegin
   4 #Numbers theorems and the like by section (i.e., the counter is reset at
   5 #each section start).
   6 #DescriptionEnd
   7 #Requires: theorems-std
   8 #Excludes: theorems-chap
   9
  10 # Author: Richard Kimberly Heck <rikiheck@lyx.org>
  11 # Edited sep '22 by Udi Fogiel <udifoglle@gmail.com>
  12
  13 Format 99
  14
  15 Counter theorem
  16         GuiName Theorem
  17         Within section
  18         LaTeXName thm
  19 End
  20
  21 Style Theorem
  22         Preamble
  23                 \def\lyx@reverse@two#1#2{#2#1}
  24                 \def\lyx@plain{plain}
  25                 \def\lyx@definition{definition}
  26                 \def\lyx@remark{remark}
  27                 \newcommand\theoremstyle[1]{%
  28                         \def\lyx@style{#1}%
  29                         \ifx\lyx@style\lyx@plain
  30                                 \def\lyx@headfont{\bfseries}%
  31                                 \def\lyx@bodyfont{\itshape}%
  32                         \else
  33                                 \ifx\lyx@style\lyx@definition
  34                                         \def\lyx@headfont{\bfseries}%
  35                                         \def\lyx@bodyfont{\upshape}%
  36                                 \else
  37                                         \ifx\lyx@style\lyx@remark
  38                                                 \def\lyx@headfont{\itshape}%
  39                                                 \def\lyx@bodyfont{\upshape}%
  40                                         \fi
  41                                 \fi
  42                         \fi
  43                 }
  44                 \def\@xthm#1#2{%
  45                         \@begintheorem{\normalfont\csname lyx@\@firstoftwo#2@headfont\endcsname \@secondoftwo#2}{\begingroup\upshape\csname the#1\endcsname\endgroup.}\normalfont\csname lyx@\@firstoftwo#2@bodyfont\endcsname\ignorespaces
  46                 }
  47                 \def\@ythm#1#2[#3]{%
  48                         \@opargbegintheorem{\normalfont{\csname lyx@\@firstoftwo#2@headfont\endcsname \@secondoftwo#2}}{\begingroup\csname lyx@\@firstoftwo#2@headfont\endcsname\upshape\csname the#1\endcsname\endgroup}{#3\lyx@reverse@two{\begingroup\normalfont\csname lyx@\@firstoftwo#2@headfont\endcsname.\endgroup}}\normalfont\csname lyx@\@firstoftwo#2@bodyfont\endcsname\ignorespaces
  49                 }
  50                 \def\lyx@othm#1[#2]#3{\@othm{#1}[#2]{{#1}{#3}}}
  51                 \def\lyx@nthm#1#2{\@ifnextchar[{\@xnthm{#1}{{#1}{#2}}}{\@ynthm{#1}{{#1}{#2}}}}
  52                 \renewcommand\newtheorem[1]{%
  53                         \expandafter\let\csname lyx@#1@headfont\expandafter\endcsname\lyx@headfont
  54                         \expandafter\let\csname lyx@#1@bodyfont\expandafter\endcsname\lyx@bodyfont
  55                         \@ifnextchar[{\lyx@othm{#1}}{\lyx@nthm{#1}}}
  56                 \newcommand\lyx@starred@newtheorem[2]{\newtheorem{#1}{#2}\expandafter\def\csname the#1\endcsname{\unskip}}
  57                 \newcommand\lyx@reg@newtheorem[2]{\newtheorem{#1}[thm]{#2}}
  58                 \newcommand\lyx@newtheorem{\@ifstar{\lyx@starred@newtheorem}{\lyx@reg@newtheorem}}
  59                 \theoremstyle{plain}
  60                 \ifcsname c@section\endcsname
  61                         \ifx\c@section\relax
  62                                 \newtheorem{thm}{\protect\theoremname}
  63                         \else
  64                                 \newtheorem{thm}{\protect\theoremname}[section]
  65                         \fi
  66                 \else
  67                         \newtheorem{thm}{\protect\theoremname}
  68                 \fi
  69         EndPreamble
  70 End