\papercolumns 1
\papersides 2
\paperpagestyle default
-\tracking_changes true
+\tracking_changes false
\output_changes false
\html_math_output 0
\html_css_as_file 0
\html_be_strict true
-\author -1402925745 "Günter Milde"
\end_header
\begin_body
\end_layout
\begin_layout Verbatim
-
This is Verbatim.
\end_layout
\begin_layout Verbatim
\noindent
\align block
-
The following 2 lines are empty:
\end_layout
\end_layout
\begin_layout Verbatim
-
Almost everything is allowed in Verbatim:"%&$§#~'`
\backslash
}][{|
\end_layout
\begin_layout Verbatim*
-
This is Verbatim*.
\end_layout
Note:
\series default
In practice, some fonts might fail due to a legacy (non Unicode) font encoding,
- bad metrics, and other font deficiencies; so you might have to experiment.
+ bad metrics, or other font deficiencies; so you might have to experiment.
\end_layout
\end_inset
\begin_inset Quotes erd
\end_inset
- character comes in four variants: the
+ symbol comes in four variants: the
\emph on
hyphen
\emph default
\begin_layout Plain Layout
On Mac and Linux, the en dash is entered with
\family sans
-Option-hyphen
+Opt+
+\begin_inset Quotes eld
+\end_inset
+
+-
+\begin_inset Quotes erd
+\end_inset
+
+
\family default
and the em dash with
\family sans
-Shift-Option-hyphen
+Shift-Opt+
+\begin_inset Quotes erd
+\end_inset
+
+-
+\begin_inset Quotes erd
+\end_inset
+
+
\family default
(
\family sans
-Option
+Opt
\family default
is the Mac label for the right
\family sans
\end_inset
\SpecialChar LyX
- function with the Unicode code as argument (2013 for the em dash and 2014
- for the en dash).
+ function with the Unicode code point as argument (2013 for the em dash
+ and 2014 for the en dash).
\end_layout
\end_inset
\end_layout
+\begin_layout Standard
+Dashes can also be inserted with
+\family sans
+Insert\SpecialChar menuseparator
+Special
+\begin_inset space ~
+\end_inset
+
+Character\SpecialChar menuseparator
+Symbols
+\family default
+ or the
+\begin_inset Quotes eld
+\end_inset
+
+unicode-insert
+\begin_inset Quotes erd
+\end_inset
+
+ \SpecialChar LyX
+ function.
+\end_layout
+
\begin_layout Standard
Hyphen and dashes are distinct from the minus sign, which appears in math
mode and has a length of its own.
\end_layout
\begin_layout Enumerate
-Dashes indicate interruptions, performing a function related to – but subtly
- different from – parentheses.
-\begin_inset space \hfill{}
-\end_inset
-
-(
-\emph on
-en dash
-\emph default
-)
-\end_layout
-
-\begin_deeper
-\begin_layout Standard
The em dash is used without spaces: Oh—there's a dash.
\begin_inset space \hfill{}
\end_inset
)
\end_layout
-\end_deeper
\begin_layout Enumerate
\begin_inset Formula $x^{2}-y^{2}=z^{2}$
\end_inset
\end_layout
\begin_layout Standard
-Whether line breaks before or after dashes are allowed depends on the use
- case and locale:
+Whether line breaks around dashes are allowed depends on the use case and
+ locale:
\end_layout
\begin_layout Itemize
\end_layout
\begin_layout Itemize
-In English, lines may break after dashes used to set off parenthetical statement
-s.
+In English, dashes used to set off parenthetical statements should not start
+ a new line.
\end_layout
\begin_layout Itemize
In French and Spanish, dashes around parenthetical statements are treated
- similar to quote signs and line breaks are not allowed on the left side.
+ similar to brackets: line breaks are not allowed on the inner side.
\end_layout
\begin_layout Standard
\begin_inset space ~
\end_inset
-- line breaks before the dash with protected spaces are not allowed.
+- line breaks before the dash can be prevented with protected spaces.
\end_layout
\begin_layout Standard
\end_layout
\begin_layout Standard
-Subtleties:
+Caution:
\end_layout
\begin_layout Enumerate
nobreakdash
\series default
in \SpecialChar TeX
- code:
+ code.
+ Examples:
\end_layout
\begin_deeper
-\begin_layout Quote
+\begin_layout Itemize
Pages
\begin_inset space ~
\end_inset
\end_layout
-\begin_deeper
-\begin_layout Standard
+\begin_layout Itemize
\lang french
Les incises
– sont très utiles.
\end_layout
-\end_deeper
-\begin_layout Quote
+\begin_layout Itemize
\lang spanish
En una frase
\begin_layout Enumerate
The setting is ignored for documents using non-\SpecialChar TeX
fonts.
-\end_layout
+\begin_inset Foot
+status collapsed
-\begin_deeper
-\begin_layout Standard
+\begin_layout Plain Layout
Xe\SpecialChar TeX
provides the
\series bold
XeTeXdashbreakstate
\series default
setting.
- The default,
-\begin_inset Newline newline
-\end_inset
-
-
+ The default causes dashes to behave like ligature dashes.
+ The usual behaviour of literal dashes can be achieved by inserting
+\family typewriter
\series bold
\backslash
-XeTeXdashbreakstate=1
+XeTeXdashbreakstate=0
+\family default
\series default
- causes literal dashes to behave like ligature dashes.
+ into the \SpecialChar LaTeX
+ preamble.
+\end_layout
+
+\end_inset
+
+
\end_layout
-\end_deeper
\begin_layout Enumerate
Em dashes in
\family typewriter
\begin_layout Enumerate
Hyphenation is suppressed in words adjacent to hyphens and ligature dashes.
-\change_inserted -1402925745 1504003612
-
\end_layout
\begin_layout Standard
-
-\change_inserted -1402925745 1504709020
-Changes:
-\end_layout
-
-\begin_layout Labeling
-\labelwidthstring 00.00.0000
-\SpecialChar LyX
-
-\change_inserted -1402925745 1504711065
+Since \SpecialChar LyX
\begin_inset space ~
\end_inset
-2.2 -- and ---
-\change_unchanged
-in LyX are o
-\change_inserted -1402925745 1504711065
-utput as -{}- and -{}-{}- to prevent ligation to dashes.
-\change_unchanged
-
+2.2, -- and --- are exported to LaTeX as -{}- and -{}-{}- to prevent ligation
+ to dashes.
\begin_inset Foot
status collapsed
\begin_inset space ~
\end_inset
-2.1 -- and --- in \SpecialChar LyX
- was output unchanged which led to different look in the
- within \SpecialChar LyX
-, text export, HTML export and the PDF export.
+2.1, -- and --- was output unchanged which led to different look in \SpecialChar LyX
+, text
+ export, HTML export and the PDF export.
\end_layout
\end_inset
- Occurrences
-\change_inserted -1402925745 1504711065
-in older documents are converted to literal Unicode dashe
-\change_unchanged
-s.
-\change_inserted -1402925745 1504711065
-
-\end_layout
-
-\begin_deeper
-\begin_layout Itemize
-
-\change_inserted -1402925745 1504709468
-In some cases this leads to different line breaks.
-\end_layout
-
-\begin_layout Itemize
-
-\change_inserted -1402925745 1504710005
-It is no longer possible to differentiate dashes with/without optional line
- break using --- and -- vs.
- literal dashes.
- Either convert one sort t
-\change_unchanged
-o \SpecialChar TeX
- code
-\change_inserted -1402925745 1504710005
-or insert optional line break characters.
-\change_unchanged
-
-\end_layout
-
-\end_deeper
-\begin_layout Labeling
-\labelwidthstring 00.00.0000
-\SpecialChar LyX
-
-\change_inserted -1402925745 1504710385
+ Occurrences in older documents are converted to literal Unicode dashes.
+ This led to different line breaks in some documents.
+ \SpecialChar LyX
\begin_inset space ~
\end_inset
-2.3 New
-\change_unchanged
- option
-\change_inserted -1402925745 1504710385
-
+2.3 provides the option
+\family sans
+Output en- and em-dashes as ligatures
+\family default
+ in the menu
\family sans
Document\SpecialChar menuseparator
Settings\SpecialChar menuseparator
-Fonts\SpecialChar menuseparator
-Output en- and em-dashes as ligatures.
+Fonts.
\family default
- It is on by default but unselected when opening documents edited with
-\change_unchanged
-\SpecialChar LyX
+ It is on by default but unselected when opening documents edited with \SpecialChar LyX
\begin_inset space ~
\end_inset
-
-\change_inserted -1402925745 1504710385
2.2.
-
+\begin_inset Newline newline
+\end_inset
+
+Note the following side-effects of the changes in \SpecialChar LyX
+'s dash handling:
\end_layout
-\begin_deeper
\begin_layout Itemize
+If you used literal em- and en dashes in pre-\SpecialChar LyX
-\change_inserted -1402925745 1504712456
-If you used literal em- and en dashes in pre-2.2 documents, you must manually
- unselect it to ensure unchanged
-\change_unchanged
-behavior
-\change_inserted -1402925745 1504712456
-.
+\begin_inset space ~
+\end_inset
+
+2.2 documents, you must manually unselect
+\family sans
+Output en- and em-dashes as ligatures
+\family default
+ to ensure unchanged behavior.
+
\end_layout
\begin_layout Itemize
-
-\change_inserted -1402925745 1504712456
-ZWSP characters (u200b) following literal em- and en-dashes are deleted
- by lyx2lyx when converting to 2.3 format.
- If you used them as optional line breaks after dashes, convert them to
- space insets before opening your document with
-\change_unchanged
-\SpecialChar LyX
+If you used both, literal and ligature dashes in pre-\SpecialChar LyX
\begin_inset space ~
\end_inset
-
-\change_inserted -1402925745 1504712456
-2.3 or the optional line breaks will be lost!
+2.2 documents, you may need to enable or prevent individual line breaks as
+ shown above to restore the correct line breaking behaviour.
\end_layout
\begin_layout Itemize
+Zero-width space (ZWSP) characters in older \SpecialChar LyX
+ documents that follow literal
+ em- and en-dashes are removed during the conversion to the format of \SpecialChar LyX
+
+\begin_inset space ~
+\end_inset
+
+2.3.
+ If you used them as optional line breaks after dashes, convert them to
+ space insets before opening your document with \SpecialChar LyX
-\change_inserted -1402925745 1504709574
-As with all settings, the default for new documents can be configured via
- templates.
+\begin_inset space ~
+\end_inset
+
+2.3 or the optional line breaks will be lost.
\end_layout
-\end_deeper
\begin_layout Subsection
Hyphenation
\begin_inset Index idx
\end_inset
.
-\change_inserted -1402925745 1503938048
-
\end_layout
\begin_layout Description
-
-\change_inserted -1402925745 1503938353
Optional
\begin_inset space ~
\end_inset
\begin_inset space ~
\end_inset
-Break Inserts a line break point (ZWSP) that is invisible in the output.
+Break Inserts a line break point (zero-width space character) that is invisible
+ in the output.
See section
\begin_inset space ~
\end_inset
\end_inset
for a usage example.
-\change_unchanged
-
\end_layout
\begin_layout Description
projects / lyx.git / blobdiff