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Add inset for \nopagebreak.

Browse Source 
https://www.mail-archive.com/lyx-devel@lists.lyx.org/msg213388.html
This commit is contained in:
Pavel Sanda 2020-10-13 19:13:59 +02:00
parent 4aee447af1
commit 0ea9df7467
9 changed files with 106 additions and 9 deletions
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3
development/FORMAT
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@ -7,6 +7,9 @@ changes happened in particular if possible. A good example would be
-----------------------
2020-10-10 Pavel Sanda <sanda@lyx.org>
* Format incremented to 599: Add inset for \nopagebreak macro (part of InseNewPage now).
2020-07-14 Thibaut Cuvelier <tcuvelier@lyx.org>
* Format incremented to 598: DocBook can export to HTML and CALS tables, with the parameter
\docbook_table_output (0: HTML, only choice previously; CALS: 1).

19
lib/lyx2lyx/lyx_2_4.py
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@ -3958,6 +3958,19 @@ def revert_docbook_table_output(document):
del document.header[i]
def revert_nopagebreak(document):
while True:
i = find_token(document.body, "\\begin_inset Newpage nopagebreak")
if i == -1:
return
end = find_end_of_inset(document.body, i)
if end == 1:
document.warning("Malformed LyX document: Could not find end of Newpage inset.")
continue
subst = put_cmd_in_ert("\\nopagebreak{}")
document.body[i : end + 1] = subst
##
# Conversion hub
#
@ -4017,10 +4030,12 @@ convert = [
[595, []],
[596, [convert_parskip]],
[597, [convert_libertinus_rm_fonts]],
[598, []]
[598, []],
[599, []]
]
revert = [[597, [revert_docbook_table_output]],
revert = [[598, [revert_nopagebreak]],
[597, [revert_docbook_table_output]],
[596, [revert_libertinus_rm_fonts,revert_libertinus_sftt_fonts]],
[595, [revert_parskip,revert_line_vspaces]],
[594, [revert_ams_spaces]],

1
lib/ui/stdcontext.inc
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@ -322,6 +322,7 @@ Menuset
Menu "context-newpage"
Item "New Page|N" "inset-modify newpage newpage"
Item "Page Break|a" "inset-modify newpage pagebreak"
Item "No Page Break|g" "inset-modify newpage nopagebreak"
Item "Clear Page|C" "inset-modify newpage clearpage"
Item "Clear Double Page|D" "inset-modify newpage cleardoublepage"
End

1
lib/ui/stdmenus.inc
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@ -467,6 +467,7 @@ Menuset
Separator
Item "New Page|N" "newpage-insert newpage"
Item "Page Break|a" "newpage-insert pagebreak"
Item "No Page Break|g" "newpage-insert nopagebreak"
Item "Clear Page|C" "newpage-insert clearpage"
Item "Clear Double Page|D" "newpage-insert cleardoublepage"
End

2
src/factory.cpp
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@ -99,6 +99,8 @@ Inset * createInsetHelper(Buffer * buf, FuncRequest const & cmd)
inp.kind = InsetNewpageParams::CLEARPAGE;
else if (name == "cleardoublepage")
inp.kind = InsetNewpageParams::CLEARDOUBLEPAGE;
else if (name == "nopagebreak")
inp.kind = InsetNewpageParams::NOPAGEBREAK;
return new InsetNewpage(inp);
}

76
src/insets/InsetNewpage.cpp
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@ -61,6 +61,9 @@ void InsetNewpageParams::write(ostream & os) const
case InsetNewpageParams::CLEARDOUBLEPAGE:
os << "cleardoublepage";
break;
case InsetNewpageParams::NOPAGEBREAK:
os << "nopagebreak";
break;
}
}
@ -79,6 +82,8 @@ void InsetNewpageParams::read(Lexer & lex)
kind = InsetNewpageParams::CLEARPAGE;
else if (token == "cleardoublepage")
kind = InsetNewpageParams::CLEARDOUBLEPAGE;
else if (token == "nopagebreak")
kind = InsetNewpageParams::NOPAGEBREAK;
else
lex.printError("Unknown kind");
}
@ -100,6 +105,14 @@ void InsetNewpage::read(Lexer & lex)
void InsetNewpage::metrics(MetricsInfo & mi, Dimension & dim) const
{
if (params_.kind == InsetNewpageParams::NOPAGEBREAK) {
frontend::FontMetrics const & fm = theFontMetrics(mi.base.font);
dim.asc = fm.maxAscent();
dim.des = fm.maxDescent();
dim.wid = 3 * fm.width('n');
return;
}
dim.asc = defaultRowHeight();
dim.des = defaultRowHeight();
dim.wid = mi.base.textwidth;
@ -108,6 +121,54 @@ void InsetNewpage::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetNewpage::draw(PainterInfo & pi, int x, int y) const
{
if (params_.kind == InsetNewpageParams::NOPAGEBREAK) {
FontInfo font;
font.setColor(ColorName());
frontend::FontMetrics const & fm = theFontMetrics(pi.base.font);
int const wid = 3 * fm.width('n');
int const asc = fm.maxAscent();
int xp[3];
int yp[3];
//left side arrow
yp[0] = int(y - 0.875 * asc * 0.75);
yp[1] = int(y - 0.500 * asc * 0.75);
yp[2] = int(y - 0.125 * asc * 0.75);
xp[0] = int(x + wid * 0.25);
xp[1] = int(x + wid * 0.4);
xp[2] = int(x + wid * 0.25);
pi.pain.lines(xp, yp, 3, ColorName());
yp[0] = yp[1] = int(y - 0.500 * asc * 0.75);
xp[0] = int(x + wid * 0.03);
xp[1] = int(x + wid * 0.4);
pi.pain.lines(xp, yp, 2, ColorName());
//right side arrow
yp[0] = int(y - 0.875 * asc * 0.75);
yp[1] = int(y - 0.500 * asc * 0.75);
yp[2] = int(y - 0.125 * asc * 0.75);
xp[0] = int(x + wid * 0.75);
xp[1] = int(x + wid * 0.6);
xp[2] = int(x + wid * 0.75);
pi.pain.lines(xp, yp, 3, ColorName());
yp[0] = yp[1] = int(y - 0.500 * asc * 0.75);
xp[0] = int(x + wid * 0.97);
xp[1] = int(x + wid * 0.6);
pi.pain.lines(xp, yp, 2, ColorName());
//mid-rule
xp[0] = xp[1] = int(x + wid * 0.5);;
yp[0] = int(y - 0.875 * asc * 0.75);
yp[1] = int(y - 0.125 * asc * 0.75);
pi.pain.lines(xp, yp, 2, ColorName());
return;
}
using frontend::Painter;
FontInfo font;
@ -187,6 +248,9 @@ docstring InsetNewpage::insetLabel() const
case InsetNewpageParams::CLEARDOUBLEPAGE:
return _("Clear Double Page");
break;
case InsetNewpageParams::NOPAGEBREAK:
return _("No Page Break");
break;
default:
return _("New Page");
break;
@ -198,6 +262,7 @@ ColorCode InsetNewpage::ColorName() const
{
switch (params_.kind) {
case InsetNewpageParams::PAGEBREAK:
case InsetNewpageParams::NOPAGEBREAK:
return Color_pagebreak;
break;
case InsetNewpageParams::NEWPAGE:
@ -232,6 +297,9 @@ void InsetNewpage::latex(otexstream & os, OutputParams const & runparams) const
case InsetNewpageParams::CLEARDOUBLEPAGE:
os << "\\cleardoublepage" << termcmd;
break;
case InsetNewpageParams::NOPAGEBREAK:
os << "\\nopagebreak" << termcmd;
break;
default:
os << "\\newpage" << termcmd;
break;
@ -243,6 +311,8 @@ void InsetNewpage::latex(otexstream & os, OutputParams const & runparams) const
int InsetNewpage::plaintext(odocstringstream & os,
OutputParams const &, size_t) const
{
if (params_.kind == InsetNewpageParams::NOPAGEBREAK)
return 0;
os << '\n';
return PLAINTEXT_NEWLINE;
}
@ -250,13 +320,15 @@ int InsetNewpage::plaintext(odocstringstream & os,
void InsetNewpage::docbook(XMLStream & os, OutputParams const &) const
{
os << xml::CR();
if (params_.kind != InsetNewpageParams::NOPAGEBREAK)
os << xml::CR();
}
docstring InsetNewpage::xhtml(XMLStream & xs, OutputParams const &) const
{
xs << xml::CompTag("br");
if (params_.kind != InsetNewpageParams::NOPAGEBREAK)
xs << xml::CompTag("br");
return docstring();
}

6
src/insets/InsetNewpage.h
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@ -29,7 +29,9 @@ public:
///
CLEARPAGE,
///
CLEARDOUBLEPAGE
CLEARDOUBLEPAGE,
///
NOPAGEBREAK
};
///
InsetNewpageParams() : kind(NEWPAGE) {}
@ -74,7 +76,7 @@ private:
///
void write(std::ostream & os) const override;
///
RowFlags rowFlags() const override { return Display; }
RowFlags rowFlags() const override { return (params_.kind == InsetNewpageParams::NOPAGEBREAK) ? Inline : Display; }
///
docstring insetLabel() const;
///

3
src/tex2lyx/text.cpp
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@ -5593,7 +5593,8 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
if (t.cs() == "newpage" ||
(t.cs() == "pagebreak" && !p.hasOpt()) ||
t.cs() == "clearpage" ||
t.cs() == "cleardoublepage") {
t.cs() == "cleardoublepage" ||
t.cs() == "nopagebreak") {
context.check_layout(os);
begin_inset(os, "Newpage ");
os << t.cs();

4
src/version.h
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@ -32,8 +32,8 @@ extern char const * const lyx_version_info;
// Do not remove the comment below, so we get merge conflict in
// independent branches. Instead add your own.
#define LYX_FORMAT_LYX 598 // tcuvelier: DocBook tables
#define LYX_FORMAT_TEX2LYX 598
#define LYX_FORMAT_LYX 599 // sanda: nobreakpage
#define LYX_FORMAT_TEX2LYX 599
#if LYX_FORMAT_TEX2LYX != LYX_FORMAT_LYX
#ifndef _MSC_VER