/usr/share/lyx/layouts/hanging.module 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 | #\DeclareLyXModule{Hanging}
#DescriptionBegin
#Adds an environment for hanging paragraphs.
#Hanging paragraph is a paragraph in which the first line is set to the left margin, but all subsequent lines are indented.
#DescriptionEnd
#Author: Richard Heck
#Hanging paragraph code adapted from hanging.sty, available at:
# http://www.ctan.org/tex-archive/macros/latex/contrib/hanging/
#Copyright Peter R. Wilson.
#Released under the LaTeX Project Public License.
Format 60
Style Hanging
LatexType Environment
LatexName hangparagraphs
Align Block
Margin Static
LeftMargin "MMMM"
ParIndent "-MMMM"
Requires ifthen
Preamble
\newlength{\lyxhang}
\IfFileExists{hanging.sty}{
\usepackage{hanging}
\newenvironment{hangparagraphs}
{%
\ifthenelse{\lengthtest{\parindent > 0pt}}%
{\setlength{\lyxhang}{\parindent}}%
{\setlength{\lyxhang}{2em}}%
\par\begin{hangparas}{\lyxhang}{1}%
}
{\end{hangparas}}
}{%else
\newenvironment{hangparagraphs}
{%
\ifthenelse{\lengthtest{\parindent > 0pt}}%
{\setlength{\lyxhang}{\parindent}}%
{\setlength{\lyxhang}{2em}}%
\begin{hangparas}%
}
{\end{hangparas}}
\newcommand{\hangpara}{\hangindent \lyxhang \hangafter 1 \noindent}
\newenvironment{hangparas}{\setlength{\parindent}{\z@}
\everypar={\hangpara}}{\par}
}
EndPreamble
End
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