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% DO NOT ALTER THIS PREAMBLE!!!
%
-% This preamble is designed to ensure that the User's Guide prints
+% This preamble is designed to ensure that this document prints
% out as advertised. If you mess with this preamble,
-% parts of the User's Guide may not print out as expected. If you
+% parts of this document may not print out as expected. If you
% have problems LaTeXing this file, please contact
% the documentation team
% email: lyx-docs@lists.lyx.org
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do right away:
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-, the guide to writing LyX documentation.
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Check out the documentation translation web page at
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Help\SpecialChar \menuseparator
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+Introduction
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LyX will not check for arbitrary packages.
+ It is also possible to use the form
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+ lead to empty LaTeX output.
+ There are some cases where this could be desirable however: in a letter
+ template, the required fields can be provided as empty fields, so that
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+\end_layout
+
+\end_inset
+
+ layout, for example.
+\end_layout
+
+\begin_layout Itemize
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+Sensitive
+\end_layout
+
+\end_inset
+
+ is a special case for the caption-labels
+\begin_inset Quotes eld
+\end_inset
+
+Figure
+\begin_inset Quotes erd
+\end_inset
+
+ and
+\begin_inset Quotes eld
+\end_inset
+
+Table
+\begin_inset Quotes erd
+\end_inset
+
+.
+
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+Sensitive
+\end_layout
+
+\end_inset
+
+ means the (hardcoded) label string depends on the kind of float: It is
+ hardcoded to be `FloatType N', where N is the value of the counter associated
+ with the float.
+\end_layout
+
+\begin_layout Itemize
+The
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+Counter
+\end_layout
+
+\end_inset
+
+ label type defines automatically numbered labels.
+ The
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+LabelString
+\end_layout
+
+\end_inset
+
+ will be expanded to resolve any counter references it contains: For example,
+ it might be
+\begin_inset Quotes eld
+\end_inset
+
+
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+Section
+\backslash
+thechapter.
+\backslash
+thesection
+\end_layout
+
+\end_inset
+
+
+\begin_inset Quotes erd
+\end_inset
+
+.
+ See Section
+\begin_inset CommandInset ref
+LatexCommand ref
+reference "sub:Counters"
+
+\end_inset
+
+ for more information on counters.
+\end_layout
+
+\begin_layout Itemize
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+Enumerate
+\end_layout
+
+\end_inset
+
+ produces the usual sort of enumeration labels.
+ At present, it is hardcoded to use Arabic numerals, lowercase letters,
+ small Roman numerals, and uppercase letters for the four possible depths.
+\end_layout
+
+\begin_layout Itemize
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+Itemize
+\end_layout
+
+\end_inset
+
+ produces various bullets at the different levels.
+ It is also hardcoded.
+\end_layout
+
+\begin_layout Itemize
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+Bibliography
+\end_layout
+
+\end_inset
+
+ is used internally by LyX and should be used only with
\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-LabelString
+LatexType BibEnvironment
\end_layout
\end_inset
-).
-
+.
+\end_layout
+
+\end_deeper
+\begin_layout Description
\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-Top_Environment
+LangPreamble
\end_layout
\end_inset
- and
+ Like
\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-Centered_Top_Environment
+BabelPreamble
\end_layout
\end_inset
- are special cases of
+, but this preamble snippet occurs independently from the babel package,
+ and only for the document language.
+ Must end with
+\begin_inset Quotes eld
+\end_inset
+
+
\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-Static
+EndLangPreamble
\end_layout
\end_inset
+
+\begin_inset Quotes erd
+\end_inset
+
.
- The label will be printed above the paragraph, but only at the top of an
- environment or the top of a chain of paragraphs with this layout.
- Usage is for example the
-\begin_inset Flex CharStyle:MenuItem
+\end_layout
+
+\begin_deeper
+\begin_layout Standard
+If the style defines text that appears in the typeset document, it may use
+
+\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-Abstract
+LangPreamble
\end_layout
\end_inset
- layout or the
-\begin_inset Flex CharStyle:MenuItem
+ and
+\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-Bibliography
+BabelPreamble
\end_layout
\end_inset
- layout.
- This is also the case for
+ to support non-english and even multilanguage documents correctly.
+ The following excerpt (from the
\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-Manual
+theorems-ams.inc
\end_layout
\end_inset
- labels with latex type
-\begin_inset Flex CharStyle:Code
-status collapsed
+ file) shows how this works:
+\end_layout
-\begin_layout Plain Layout
-Environment
+\begin_layout LyX-Code
+Preamble
\end_layout
-\end_inset
+\begin_layout LyX-Code
+
+\backslash
+theoremstyle{remark}
+\end_layout
-, in order to make layouts for theorems work correctly.
-
-\begin_inset Flex CharStyle:Code
-status collapsed
+\begin_layout LyX-Code
+
+\backslash
+newtheorem{claim}[thm]{
+\backslash
+protect
+\backslash
+claimname}
+\end_layout
-\begin_layout Plain Layout
-Sensitive
+\begin_layout LyX-Code
+EndPreamble
\end_layout
-\end_inset
+\begin_layout LyX-Code
+LangPreamble
+\end_layout
- is a special case for the caption-labels
-\begin_inset Quotes eld
-\end_inset
+\begin_layout LyX-Code
+
+\backslash
+providecommand{
+\backslash
+claimname}{_(Claim)}
+\end_layout
-Figure
-\begin_inset Quotes erd
-\end_inset
+\begin_layout LyX-Code
- and
-\begin_inset Quotes eld
-\end_inset
+\end_layout
-Table
-\begin_inset Quotes erd
-\end_inset
+\begin_layout LyX-Code
+EndLangPreamble
+\end_layout
-.
-
+\begin_layout LyX-Code
+BabelPreamble
+\end_layout
+
+\begin_layout LyX-Code
+
+\backslash
+addto
+\backslash
+captions$$lang{
+\backslash
+renewcommand{
+\backslash
+claimname}{_(Claim)}}
+\end_layout
+
+\begin_layout LyX-Code
+EndBabelPreamble
+\end_layout
+
+\begin_layout Standard
+The key to correct translation of the user visible text is the definition
+ of the command
\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-Sensitive
+
+\backslash
+claimname
\end_layout
\end_inset
- means the (hardcoded) label string depends on the kind of float.
+ in the language preamble.
+ This command holds the name of the theorem that will appear in the output.
The
\begin_inset Flex CharStyle:Code
status collapsed
\begin_layout Plain Layout
-Counter
+BabelPreamble
\end_layout
\end_inset
- label type defines automatically numbered labels.
- See Section
-\begin_inset CommandInset ref
-LatexCommand ref
-reference "sub:Counters"
+ then uses the commands offered by the babel package to redefine
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+
+\backslash
+claimname
+\end_layout
\end_inset
-.
+ for each used language in multilanguage documents.
\end_layout
+\end_deeper
\begin_layout Description
\begin_inset Flex CharStyle:Code
status collapsed
status collapsed
\begin_layout Plain Layout
-List_Environment
+List_Environment, Bib_Environment
\end_layout
\end_inset
] How the layout should be translated into LaTeX.
-
+\begin_inset Foot
+status collapsed
+
+\begin_layout Plain Layout
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+LatexType
+\end_layout
+
+\end_inset
+
+ is perhaps a bit misleading, since these rules apply to SGML classes, too.
+ Visit the SGML class files for specific examples.
+\end_layout
+
+\end_inset
+
+
+\end_layout
+
+\begin_deeper
+\begin_layout Itemize
\begin_inset Flex CharStyle:Code
status collapsed
means nothing special.
+\end_layout
+
+\begin_layout Itemize
\begin_inset Flex CharStyle:Code
status collapsed
\end_inset
- and
+.
+\end_layout
+
+\begin_layout Itemize
\begin_inset Flex CharStyle:Code
status collapsed
.
+\end_layout
+
+\begin_layout Itemize
\begin_inset Flex CharStyle:Code
status collapsed
\end_inset
-, except that a
+, except that an
\begin_inset Flex CharStyle:Code
status collapsed
is generated for each paragraph of this environment.
+\end_layout
+
+\begin_layout Itemize
\begin_inset Flex CharStyle:Code
status collapsed
dialog.
-\begin_inset Flex CharStyle:Code
-status collapsed
-
-\begin_layout Plain Layout
-
-\emph on
-LatexType
-\end_layout
-
-\end_inset
-
- is perhaps a bit misleading, since these rules apply to SGML classes, too.
- Visit the SGML class files for specific examples.
\end_layout
\begin_layout Standard
depending upon the LaTeX type.
\end_layout
+\end_deeper
\begin_layout Description
\begin_inset Flex CharStyle:Code
status collapsed
\end_inset
] The string that will be used in the menus and also for the caption.
+ This is translated to the current language if babel is used.
\end_layout
\begin_layout Description
\end_inset
] The heading used for the list of floats.
+ This is translated to the document language.
\end_layout
\begin_layout Description
\end_inset
.
-
\end_layout
\begin_layout Enumerate
\end_layout
\begin_layout LyX-Code
-Counter name
+Counter CounterName
\end_layout
\begin_layout Standard
-where of course `name' is replaced by the name of the counter.
+where of course `
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+CounterName
+\end_layout
+
+\end_inset
+
+' is replaced by the name of the counter.
And it must end with
\begin_inset Quotes eld
\end_inset
\end_inset
-] Valid argument are:
+] Valid arguments are:
\begin_inset Flex CharStyle:Code
status collapsed
.
Each of these turns on or off the corresponding attribute.
+ For example,
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+emph
+\end_layout
+
+\end_inset
+
+ turns on emphasis, and
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+no_emph
+\end_layout
+
+\end_inset
+
+ turns it off.
+
+\begin_inset Newline newline
+\end_inset
+
+If the latter seems puzzling, remember that the font settings for the present
+ context are generally inherited from the surrounding context.
+ So
+\begin_inset Flex CharStyle:Code
+status collapsed
+
+\begin_layout Plain Layout
+no_emph
+\end_layout
+
+\end_inset
+
+ would turn off the emphasis that was anyway in effect, say, in a theorem
+ environment.
\end_layout
\begin_layout Description