/usr/share/lyx/layouts/theorems-case.inc is in lyx-common 2.2.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | # Original Author : Paul Rubin <rubin@msu.edu>
# Modified by Richard Heck to use enumitem
# Definition of case environment as an enumeration
# Define Case as an enumeration environment
# with its own counters
Format 60
Counter casei
LabelString "Case \arabic{casei}."
End
Counter caseii
Within casei
LabelString "Case \roman{caseii}."
End
Counter caseiii
Within caseii
LabelString "Case \alph{caseiii}."
End
Counter caseiv
Within caseiii
LabelString "Case \arabic{caseiv}."
End
Style Case
Category Reasoning
Margin Static
LatexType Item_Environment
LatexName casenv
LabelType Enumerate
LeftMargin "Case ###."
LabelSep xx
ParSkip 0.0
ItemSep 0.2
TopSep 0.7
BottomSep 0.7
ParSep 0.3
Align Block
AlignPossible Block, Left
LabelCounter case
LabelFont
Series Medium
Shape Italic
EndFont
HTMLTag ol
HTMLItem li
HTMLLabel NONE
RefPrefix enu
Argument item:1
LabelString "Custom Item|s"
Tooltip "A customized item string"
EndArgument
NextNoIndent 1
Requires enumitem
# It'd be easier to use \setlist[caseenv] here, but that causes problems
# if you nest an ordinary list inside a case environment. See discussion
# at bug #7611.
Preamble
\newlist{casenv}{enumerate}{4}
\setlist[casenv]{leftmargin=*,align=left,widest={iiii}}
\setlist[casenv,1]{label={{\itshape\ \casename} \arabic*.},ref=\arabic*}
\setlist[casenv,2]{label={{\itshape\ \casename} \roman*.},ref=\roman*}
\setlist[casenv,3]{label={{\itshape\ \casename\ \alph*.}},ref=\alph*}
\setlist[casenv,4]{label={{\itshape\ \casename} \arabic*.},ref=\arabic*}
EndPreamble
LangPreamble
\providecommand{\casename}{_(Case)}
EndLangPreamble
BabelPreamble
\addto\captions$$lang{\renewcommand{\casename}{_(Case)}}
EndBabelPreamble
RefPrefix OFF
End
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