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lyx_mirror/src/TextClass.cpp
Richard Heck 5ee35ace6f Introduce the InToc tag for InsetLayout. 
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@28377 a592a061-630c-0410-9148-cb99ea01b6c8
2009-02-06 17:54:33 +00:00

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/**
* \file TextClass.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Lars Gullik Bjønnes
* \author Jean-Marc Lasgouttes
* \author Angus Leeming
* \author John Levon
* \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "TextClass.h"
#include "LayoutFile.h"
#include "Color.h"
#include "Counters.h"
#include "Floating.h"
#include "FloatList.h"
#include "Layout.h"
#include "Lexer.h"
#include "Font.h"
#include "frontends/alert.h"
#include "support/lassert.h"
#include "support/debug.h"
#include "support/ExceptionMessage.h"
#include "support/FileName.h"
#include "support/filetools.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#include "support/os.h"
#include <algorithm>
#include <fstream>
#include <sstream>
using namespace std;
using namespace lyx::support;
namespace lyx {
namespace {
class LayoutNamesEqual : public unary_function<Layout, bool> {
public:
LayoutNamesEqual(docstring const & name)
: name_(name)
{}
bool operator()(Layout const & c) const
{
return c.name() == name_;
}
private:
docstring name_;
};
// Keep the changes documented in the Customization manual.
int const FORMAT = 13;
bool layout2layout(FileName const & filename, FileName const & tempfile)
{
FileName const script = libFileSearch("scripts", "layout2layout.py");
if (script.empty()) {
LYXERR0("Could not find layout conversion "
"script layout2layout.py.");
return false;
}
ostringstream command;
command << os::python() << ' ' << quoteName(script.toFilesystemEncoding())
<< ' ' << quoteName(filename.toFilesystemEncoding())
<< ' ' << quoteName(tempfile.toFilesystemEncoding());
string const command_str = command.str();
LYXERR(Debug::TCLASS, "Running `" << command_str << '\'');
cmd_ret const ret = runCommand(command_str);
if (ret.first != 0) {
LYXERR0("Could not run layout conversion script layout2layout.py.");
return false;
}
return true;
}
std::string translateRT(TextClass::ReadType rt)
{
switch (rt) {
case TextClass::BASECLASS:
return "textclass";
case TextClass::MERGE:
return "input file";
case TextClass::MODULE:
return "module file";
case TextClass::VALIDATION:
return "validation";
}
// shutup warning
return string();
}
} // namespace anon
// This string should not be translated here,
// because it is a layout identifier.
docstring const TextClass::plain_layout_ = from_ascii("Plain Layout");
InsetLayout DocumentClass::plain_insetlayout_;
/////////////////////////////////////////////////////////////////////////
//
// TextClass
//
/////////////////////////////////////////////////////////////////////////
TextClass::TextClass()
{
outputType_ = LATEX;
columns_ = 1;
sides_ = OneSide;
secnumdepth_ = 3;
tocdepth_ = 3;
pagestyle_ = "default";
defaultfont_ = sane_font;
opt_fontsize_ = "10|11|12";
opt_pagestyle_ = "empty|plain|headings|fancy";
titletype_ = TITLE_COMMAND_AFTER;
titlename_ = "maketitle";
loaded_ = false;
_("Plain Layout"); // a hack to make this translatable
}
bool TextClass::readStyle(Lexer & lexrc, Layout & lay) const
{
LYXERR(Debug::TCLASS, "Reading style " << to_utf8(lay.name()));
if (!lay.read(lexrc, *this)) {
LYXERR0("Error parsing style `" << to_utf8(lay.name()) << '\'');
return false;
}
// Resolve fonts
lay.resfont = lay.font;
lay.resfont.realize(defaultfont_);
lay.reslabelfont = lay.labelfont;
lay.reslabelfont.realize(defaultfont_);
return true; // no errors
}
enum TextClassTags {
TC_OUTPUTTYPE = 1,
TC_INPUT,
TC_STYLE,
TC_DEFAULTSTYLE,
TC_INSETLAYOUT,
TC_NOSTYLE,
TC_COLUMNS,
TC_SIDES,
TC_PAGESTYLE,
TC_DEFAULTFONT,
TC_SECNUMDEPTH,
TC_TOCDEPTH,
TC_CLASSOPTIONS,
TC_PREAMBLE,
TC_PROVIDES,
TC_REQUIRES,
TC_LEFTMARGIN,
TC_RIGHTMARGIN,
TC_FLOAT,
TC_COUNTER,
TC_NOFLOAT,
TC_TITLELATEXNAME,
TC_TITLELATEXTYPE,
TC_FORMAT,
TC_ADDTOPREAMBLE,
TC_DEFAULTMODULE,
TC_PROVIDESMODULE,
TC_EXCLUDESMODULE
};
namespace {
LexerKeyword textClassTags[] = {
{ "addtopreamble", TC_ADDTOPREAMBLE },
{ "classoptions", TC_CLASSOPTIONS },
{ "columns", TC_COLUMNS },
{ "counter", TC_COUNTER },
{ "defaultfont", TC_DEFAULTFONT },
{ "defaultmodule", TC_DEFAULTMODULE },
{ "defaultstyle", TC_DEFAULTSTYLE },
{ "excludesmodule", TC_EXCLUDESMODULE },
{ "float", TC_FLOAT },
{ "format", TC_FORMAT },
{ "input", TC_INPUT },
{ "insetlayout", TC_INSETLAYOUT },
{ "leftmargin", TC_LEFTMARGIN },
{ "nofloat", TC_NOFLOAT },
{ "nostyle", TC_NOSTYLE },
{ "outputtype", TC_OUTPUTTYPE },
{ "pagestyle", TC_PAGESTYLE },
{ "preamble", TC_PREAMBLE },
{ "provides", TC_PROVIDES },
{ "providesmodule", TC_PROVIDESMODULE },
{ "requires", TC_REQUIRES },
{ "rightmargin", TC_RIGHTMARGIN },
{ "secnumdepth", TC_SECNUMDEPTH },
{ "sides", TC_SIDES },
{ "style", TC_STYLE },
{ "titlelatexname", TC_TITLELATEXNAME },
{ "titlelatextype", TC_TITLELATEXTYPE },
{ "tocdepth", TC_TOCDEPTH }
};
} //namespace anon
bool TextClass::convertLayoutFormat(support::FileName const & filename, ReadType rt)
{
LYXERR(Debug::TCLASS, "Converting layout file to " << FORMAT);
FileName const tempfile = FileName::tempName("convert_layout");
bool success = layout2layout(filename, tempfile);
if (success)
success = read(tempfile, rt);
tempfile.removeFile();
return success;
}
bool TextClass::read(FileName const & filename, ReadType rt)
{
if (!filename.isReadableFile()) {
lyxerr << "Cannot read layout file `" << filename << "'."
<< endl;
return false;
}
LYXERR(Debug::TCLASS, "Reading " + translateRT(rt) + ": " +
to_utf8(makeDisplayPath(filename.absFilename())));
// Define the plain layout used in table cells, ert, etc. Note that
// we do this before loading any layout file, so that classes can
// override features of this layout if they should choose to do so.
if (rt == BASECLASS && !hasLayout(plain_layout_))
layoutlist_.push_back(createBasicLayout(plain_layout_));
Lexer lexrc(textClassTags);
lexrc.setFile(filename);
ReturnValues retval = read(lexrc, rt);
LYXERR(Debug::TCLASS, "Finished reading " + translateRT(rt) + ": " +
to_utf8(makeDisplayPath(filename.absFilename())));
if (retval != FORMAT_MISMATCH)
return retval == OK;
bool const worx = convertLayoutFormat(filename, rt);
if (!worx) {
LYXERR0 ("Unable to convert " << filename <<
" to format " << FORMAT);
return false;
}
return true;
}
bool TextClass::validate(std::string const & str)
{
TextClass tc;
return tc.read(str, VALIDATION);
}
bool TextClass::read(std::string const & str, ReadType rt)
{
Lexer lexrc(textClassTags);
istringstream is(str);
lexrc.setStream(is);
ReturnValues retval = read(lexrc, rt);
if (retval != FORMAT_MISMATCH)
return retval == OK;
// write the layout string to a temporary file
FileName const tempfile = FileName::tempName("TextClass_read");
ofstream os(tempfile.toFilesystemEncoding().c_str());
if (!os) {
LYXERR0("Unable to create temporary file");
return false;
}
os << str;
os.close();
// now try to convert it
bool const worx = convertLayoutFormat(tempfile, rt);
if (!worx) {
LYXERR0("Unable to convert internal layout information to format "
<< FORMAT);
}
tempfile.removeFile();
return worx;
}
// Reads a textclass structure from file.
TextClass::ReturnValues TextClass::read(Lexer & lexrc, ReadType rt)
{
bool error = !lexrc.isOK();
// Format of files before the 'Format' tag was introduced
int format = 1;
// parsing
while (lexrc.isOK() && !error) {
int le = lexrc.lex();
switch (le) {
case Lexer::LEX_FEOF:
continue;
case Lexer::LEX_UNDEF:
lexrc.printError("Unknown TextClass tag `$$Token'");
error = true;
continue;
default:
break;
}
switch (static_cast<TextClassTags>(le)) {
case TC_FORMAT:
if (lexrc.next())
format = lexrc.getInteger();
break;
case TC_OUTPUTTYPE: // output type definition
readOutputType(lexrc);
break;
case TC_INPUT: // Include file
if (lexrc.next()) {
string const inc = lexrc.getString();
FileName tmp = libFileSearch("layouts", inc,
"layout");
if (tmp.empty()) {
lexrc.printError("Could not find input file: " + inc);
error = true;
} else if (!read(tmp, MERGE)) {
lexrc.printError("Error reading input"
"file: " + tmp.absFilename());
error = true;
}
}
break;
case TC_DEFAULTSTYLE:
if (lexrc.next()) {
docstring const name = from_utf8(subst(lexrc.getString(),
'_', ' '));
defaultlayout_ = name;
}
break;
case TC_STYLE: {
if (!lexrc.next()) {
lexrc.printError("No name given for style: `$$Token'.");
error = true;
break;
}
docstring const name = from_utf8(subst(lexrc.getString(),
'_', ' '));
if (name.empty()) {
string s = "Could not read name for style: `$$Token' "
+ lexrc.getString() + " is probably not valid UTF-8!";
lexrc.printError(s.c_str());
Layout lay;
// Since we couldn't read the name, we just scan the rest
// of the style and discard it.
error = !readStyle(lexrc, lay);
} else if (hasLayout(name)) {
Layout & lay = operator[](name);
error = !readStyle(lexrc, lay);
} else {
Layout layout;
layout.setName(name);
error = !readStyle(lexrc, layout);
if (!error)
layoutlist_.push_back(layout);
if (defaultlayout_.empty()) {
// We do not have a default layout yet, so we choose
// the first layout we encounter.
defaultlayout_ = name;
}
}
break;
}
case TC_NOSTYLE:
if (lexrc.next()) {
docstring const style = from_utf8(subst(lexrc.getString(),
'_', ' '));
if (!deleteLayout(style))
lyxerr << "Cannot delete style `"
<< to_utf8(style) << '\'' << endl;
}
break;
case TC_COLUMNS:
if (lexrc.next())
columns_ = lexrc.getInteger();
break;
case TC_SIDES:
if (lexrc.next()) {
switch (lexrc.getInteger()) {
case 1: sides_ = OneSide; break;
case 2: sides_ = TwoSides; break;
default:
lyxerr << "Impossible number of page"
" sides, setting to one."
<< endl;
sides_ = OneSide;
break;
}
}
break;
case TC_PAGESTYLE:
lexrc.next();
pagestyle_ = rtrim(lexrc.getString());
break;
case TC_DEFAULTFONT:
defaultfont_ = lyxRead(lexrc);
if (!defaultfont_.resolved()) {
lexrc.printError("Warning: defaultfont should "
"be fully instantiated!");
defaultfont_.realize(sane_font);
}
break;
case TC_SECNUMDEPTH:
lexrc.next();
secnumdepth_ = lexrc.getInteger();
break;
case TC_TOCDEPTH:
lexrc.next();
tocdepth_ = lexrc.getInteger();
break;
// First step to support options
case TC_CLASSOPTIONS:
readClassOptions(lexrc);
break;
case TC_PREAMBLE:
preamble_ = from_utf8(lexrc.getLongString("EndPreamble"));
break;
case TC_ADDTOPREAMBLE:
preamble_ += from_utf8(lexrc.getLongString("EndPreamble"));
break;
case TC_PROVIDES: {
lexrc.next();
string const feature = lexrc.getString();
lexrc.next();
if (lexrc.getInteger())
provides_.insert(feature);
else
provides_.erase(feature);
break;
}
case TC_REQUIRES: {
lexrc.eatLine();
vector<string> const req
= getVectorFromString(lexrc.getString());
requires_.insert(req.begin(), req.end());
break;
}
case TC_DEFAULTMODULE: {
lexrc.next();
string const module = lexrc.getString();
if (find(default_modules_.begin(), default_modules_.end(), module) == default_modules_.end())
default_modules_.push_back(module);
break;
}
case TC_PROVIDESMODULE: {
lexrc.next();
string const module = lexrc.getString();
if (find(provided_modules_.begin(), provided_modules_.end(), module) == provided_modules_.end())
provided_modules_.push_back(module);
break;
}
case TC_EXCLUDESMODULE: {
lexrc.next();
string const module = lexrc.getString();
// modules already have their own way to exclude other modules
if (rt == MODULE) {
LYXERR0("ExcludesModule tag cannot be used in a module!");
break;
}
if (find(excluded_modules_.begin(), excluded_modules_.end(), module) == excluded_modules_.end())
excluded_modules_.push_back(module);
break;
}
case TC_LEFTMARGIN: // left margin type
if (lexrc.next())
leftmargin_ = lexrc.getDocString();
break;
case TC_RIGHTMARGIN: // right margin type
if (lexrc.next())
rightmargin_ = lexrc.getDocString();
break;
case TC_INSETLAYOUT: {
if (!lexrc.next()) {
lexrc.printError("No name given for InsetLayout: `$$Token'.");
error = true;
break;
}
docstring const name = subst(lexrc.getDocString(), '_', ' ');
if (name.empty()) {
string s = "Could not read name for InsetLayout: `$$Token' "
+ lexrc.getString() + " is probably not valid UTF-8!";
lexrc.printError(s.c_str());
InsetLayout il;
// Since we couldn't read the name, we just scan the rest
// of the style and discard it.
il.read(lexrc, *this);
error = true;
} else if (hasInsetLayout(name)) {
InsetLayout & il = insetlayoutlist_[name];
error = !il.read(lexrc, *this);
} else {
InsetLayout il;
il.setName(name);
error = !il.read(lexrc, *this);
if (!error)
insetlayoutlist_[name] = il;
}
break;
}
case TC_FLOAT:
readFloat(lexrc);
break;
case TC_COUNTER:
if (lexrc.next()) {
docstring const name = lexrc.getDocString();
if (name.empty()) {
string s = "Could not read name for counter: `$$Token' "
+ lexrc.getString() + " is probably not valid UTF-8!";
lexrc.printError(s.c_str());
Counter c;
// Since we couldn't read the name, we just scan the rest
// and discard it.
c.read(lexrc);
} else
error = !counters_.read(lexrc, name);
}
else {
lexrc.printError("No name given for style: `$$Token'.");
error = true;
}
break;
case TC_TITLELATEXTYPE:
readTitleType(lexrc);
break;
case TC_TITLELATEXNAME:
if (lexrc.next())
titlename_ = lexrc.getString();
break;
case TC_NOFLOAT:
if (lexrc.next()) {
string const nofloat = lexrc.getString();
floatlist_.erase(nofloat);
}
break;
} // end of switch
//Note that this is triggered the first time through the loop unless
//we hit a format tag.
if (format != FORMAT)
break;
}
if (format != FORMAT)
return FORMAT_MISMATCH;
if (rt != BASECLASS)
return (error ? ERROR : OK);
if (defaultlayout_.empty()) {
LYXERR0("Error: Textclass '" << name_
<< "' is missing a defaultstyle.");
error = true;
}
// Try to erase "stdinsets" from the provides_ set.
// The
// Provides stdinsets 1
// declaration simply tells us that the standard insets have been
// defined. (It's found in stdinsets.inc but could also be used in
// user-defined files.) There isn't really any such package. So we
// might as well go ahead and erase it.
// If we do not succeed, then it was not there, which means that
// the textclass did not provide the definitions of the standard
// insets. So we need to try to load them.
int erased = provides_.erase("stdinsets");
if (!erased) {
FileName tmp = libFileSearch("layouts", "stdinsets.inc");
if (tmp.empty()) {
throw ExceptionMessage(WarningException, _("Missing File"),
_("Could not find stdinsets.inc! This may lead to data loss!"));
error = true;
} else if (!read(tmp, MERGE)) {
throw ExceptionMessage(WarningException, _("Corrupt File"),
_("Could not read stdinsets.inc! This may lead to data loss!"));
error = true;
}
}
min_toclevel_ = Layout::NOT_IN_TOC;
max_toclevel_ = Layout::NOT_IN_TOC;
const_iterator lit = begin();
const_iterator len = end();
for (; lit != len; ++lit) {
int const toclevel = lit->toclevel;
if (toclevel != Layout::NOT_IN_TOC) {
if (min_toclevel_ == Layout::NOT_IN_TOC)
min_toclevel_ = toclevel;
else
min_toclevel_ = min(min_toclevel_, toclevel);
max_toclevel_ = max(max_toclevel_, toclevel);
}
}
LYXERR(Debug::TCLASS, "Minimum TocLevel is " << min_toclevel_
<< ", maximum is " << max_toclevel_);
return (error ? ERROR : OK);
}
void TextClass::readTitleType(Lexer & lexrc)
{
LexerKeyword titleTypeTags[] = {
{ "commandafter", TITLE_COMMAND_AFTER },
{ "environment", TITLE_ENVIRONMENT }
};
PushPopHelper pph(lexrc, titleTypeTags);
int le = lexrc.lex();
switch (le) {
case Lexer::LEX_UNDEF:
lexrc.printError("Unknown output type `$$Token'");
break;
case TITLE_COMMAND_AFTER:
case TITLE_ENVIRONMENT:
titletype_ = static_cast<TitleLatexType>(le);
break;
default:
LYXERR0("Unhandled value " << le << " in TextClass::readTitleType.");
break;
}
}
void TextClass::readOutputType(Lexer & lexrc)
{
LexerKeyword outputTypeTags[] = {
{ "docbook", DOCBOOK },
{ "latex", LATEX },
{ "literate", LITERATE }
};
PushPopHelper pph(lexrc, outputTypeTags);
int le = lexrc.lex();
switch (le) {
case Lexer::LEX_UNDEF:
lexrc.printError("Unknown output type `$$Token'");
return;
case LATEX:
case DOCBOOK:
case LITERATE:
outputType_ = static_cast<OutputType>(le);
break;
default:
LYXERR0("Unhandled value " << le);
break;
}
}
void TextClass::readClassOptions(Lexer & lexrc)
{
enum {
CO_FONTSIZE = 1,
CO_PAGESTYLE,
CO_OTHER,
CO_HEADER,
CO_END
};
LexerKeyword classOptionsTags[] = {
{"end", CO_END },
{"fontsize", CO_FONTSIZE },
{"header", CO_HEADER },
{"other", CO_OTHER },
{"pagestyle", CO_PAGESTYLE }
};
lexrc.pushTable(classOptionsTags);
bool getout = false;
while (!getout && lexrc.isOK()) {
int le = lexrc.lex();
switch (le) {
case Lexer::LEX_UNDEF:
lexrc.printError("Unknown ClassOption tag `$$Token'");
continue;
default: break;
}
switch (le) {
case CO_FONTSIZE:
lexrc.next();
opt_fontsize_ = rtrim(lexrc.getString());
break;
case CO_PAGESTYLE:
lexrc.next();
opt_pagestyle_ = rtrim(lexrc.getString());
break;
case CO_OTHER:
lexrc.next();
options_ = lexrc.getString();
break;
case CO_HEADER:
lexrc.next();
class_header_ = subst(lexrc.getString(), "&quot;", "\"");
break;
case CO_END:
getout = true;
break;
}
}
lexrc.popTable();
}
void TextClass::readFloat(Lexer & lexrc)
{
enum {
FT_TYPE = 1,
FT_NAME,
FT_PLACEMENT,
FT_EXT,
FT_WITHIN,
FT_STYLE,
FT_LISTNAME,
FT_BUILTIN,
FT_END
};
LexerKeyword floatTags[] = {
{ "end", FT_END },
{ "extension", FT_EXT },
{ "guiname", FT_NAME },
{ "latexbuiltin", FT_BUILTIN },
{ "listname", FT_LISTNAME },
{ "numberwithin", FT_WITHIN },
{ "placement", FT_PLACEMENT },
{ "style", FT_STYLE },
{ "type", FT_TYPE }
};
lexrc.pushTable(floatTags);
string type;
string placement;
string ext;
string within;
string style;
string name;
string listName;
bool builtin = false;
bool getout = false;
while (!getout && lexrc.isOK()) {
int le = lexrc.lex();
switch (le) {
case Lexer::LEX_UNDEF:
lexrc.printError("Unknown float tag `$$Token'");
continue;
default: break;
}
switch (le) {
case FT_TYPE:
lexrc.next();
type = lexrc.getString();
if (floatlist_.typeExist(type)) {
Floating const & fl = floatlist_.getType(type);
placement = fl.placement();
ext = fl.ext();
within = fl.within();
style = fl.style();
name = fl.name();
listName = fl.listName();
builtin = fl.builtin();
}
break;
case FT_NAME:
lexrc.next();
name = lexrc.getString();
break;
case FT_PLACEMENT:
lexrc.next();
placement = lexrc.getString();
break;
case FT_EXT:
lexrc.next();
ext = lexrc.getString();
break;
case FT_WITHIN:
lexrc.next();
within = lexrc.getString();
if (within == "none")
within.erase();
break;
case FT_STYLE:
lexrc.next();
style = lexrc.getString();
break;
case FT_LISTNAME:
lexrc.next();
listName = lexrc.getString();
break;
case FT_BUILTIN:
lexrc.next();
builtin = lexrc.getBool();
break;
case FT_END:
getout = true;
break;
}
}
// Here if have a full float if getout == true
if (getout) {
Floating fl(type, placement, ext, within,
style, name, listName, builtin);
floatlist_.newFloat(fl);
// each float has its own counter
counters_.newCounter(from_ascii(type), from_ascii(within),
docstring(), docstring());
// also define sub-float counters
docstring const subtype = "sub-" + from_ascii(type);
counters_.newCounter(subtype, from_ascii(type),
"\\alph{" + subtype + "}", docstring());
}
lexrc.popTable();
}
bool TextClass::hasLayout(docstring const & n) const
{
docstring const name = n.empty() ? defaultLayoutName() : n;
return find_if(layoutlist_.begin(), layoutlist_.end(),
LayoutNamesEqual(name))
!= layoutlist_.end();
}
bool TextClass::hasInsetLayout(docstring const & n) const
{
if (n.empty())
return false;
InsetLayouts::const_iterator it = insetlayoutlist_.begin();
InsetLayouts::const_iterator en = insetlayoutlist_.end();
for (; it != en; ++it)
if (n == it->first)
return true;
return false;
}
Layout const & TextClass::operator[](docstring const & name) const
{
LASSERT(!name.empty(), /**/);
const_iterator it =
find_if(begin(), end(), LayoutNamesEqual(name));
if (it == end()) {
lyxerr << "We failed to find the layout '" << to_utf8(name)
<< "' in the layout list. You MUST investigate!"
<< endl;
for (const_iterator cit = begin(); cit != end(); ++cit)
lyxerr << " " << to_utf8(cit->name()) << endl;
// we require the name to exist
LASSERT(false, /**/);
}
return *it;
}
Layout & TextClass::operator[](docstring const & name)
{
LASSERT(!name.empty(), /**/);
iterator it = find_if(begin(), end(), LayoutNamesEqual(name));
if (it == end()) {
LYXERR0("We failed to find the layout '" << to_utf8(name)
<< "' in the layout list. You MUST investigate!");
for (const_iterator cit = begin(); cit != end(); ++cit)
LYXERR0(" " << to_utf8(cit->name()));
// we require the name to exist
LASSERT(false, /**/);
}
return *it;
}
bool TextClass::deleteLayout(docstring const & name)
{
if (name == defaultLayoutName() || name == plainLayoutName())
return false;
LayoutList::iterator it =
remove_if(layoutlist_.begin(), layoutlist_.end(),
LayoutNamesEqual(name));
LayoutList::iterator end = layoutlist_.end();
bool const ret = (it != end);
layoutlist_.erase(it, end);
return ret;
}
// Load textclass info if not loaded yet
bool TextClass::load(string const & path) const
{
if (loaded_)
return true;
// Read style-file, provided path is searched before the system ones
// If path is a file, it is loaded directly.
FileName layout_file(path);
if (!path.empty() && !layout_file.isReadableFile())
layout_file = FileName(addName(path, name_ + ".layout"));
if (layout_file.empty() || !layout_file.exists())
layout_file = libFileSearch("layouts", name_, "layout");
loaded_ = const_cast<TextClass*>(this)->read(layout_file);
if (!loaded_) {
lyxerr << "Error reading `"
<< to_utf8(makeDisplayPath(layout_file.absFilename()))
<< "'\n(Check `" << name_
<< "')\nCheck your installation and "
"try Options/Reconfigure..." << endl;
}
return loaded_;
}
void DocumentClass::addLayoutIfNeeded(docstring const & n) const
{
if (!hasLayout(n))
layoutlist_.push_back(createBasicLayout(n, true));
}
InsetLayout const & DocumentClass::insetLayout(docstring const & name) const
{
// FIXME The fix for the InsetLayout part of 4812 would be here:
// Add the InsetLayout to the document class if it is not found.
docstring n = name;
InsetLayouts::const_iterator cen = insetlayoutlist_.end();
while (!n.empty()) {
InsetLayouts::const_iterator cit = insetlayoutlist_.lower_bound(n);
if (cit != cen && cit->first == n)
return cit->second;
size_t i = n.find(':');
if (i == string::npos)
break;
n = n.substr(0, i);
}
return plain_insetlayout_;
}
docstring const & TextClass::defaultLayoutName() const
{
// This really should come from the actual layout... (Lgb)
return defaultlayout_;
}
Layout const & TextClass::defaultLayout() const
{
return operator[](defaultLayoutName());
}
bool TextClass::isDefaultLayout(Layout const & layout) const
{
return layout.name() == defaultLayoutName();
}
bool TextClass::isPlainLayout(Layout const & layout) const
{
return layout.name() == plainLayoutName();
}
Layout TextClass::createBasicLayout(docstring const & name, bool unknown) const
{
static Layout * defaultLayout = NULL;
if (defaultLayout) {
defaultLayout->setUnknown(unknown);
defaultLayout->setName(name);
return *defaultLayout;
}
static char const * s = "Margin Static\n"
"LatexType Paragraph\n"
"LatexName dummy\n"
"Align Block\n"
"AlignPossible Left, Right, Center\n"
"LabelType No_Label\n"
"End";
istringstream ss(s);
Lexer lex(textClassTags);
lex.setStream(ss);
defaultLayout = new Layout;
defaultLayout->setUnknown(unknown);
defaultLayout->setName(name);
if (!readStyle(lex, *defaultLayout)) {
// The only way this happens is because the hardcoded layout above
// is wrong.
LASSERT(false, /**/);
};
return *defaultLayout;
}
/////////////////////////////////////////////////////////////////////////
//
// DocumentClassBundle
//
/////////////////////////////////////////////////////////////////////////
DocumentClassBundle::~DocumentClassBundle()
{
for (size_t i = 0; i != documentClasses_.size(); ++i)
delete documentClasses_[i];
documentClasses_.clear();
}
DocumentClass & DocumentClassBundle::newClass(LayoutFile const & baseClass)
{
DocumentClass * dc = new DocumentClass(baseClass);
documentClasses_.push_back(dc);
return *documentClasses_.back();
}
DocumentClassBundle & DocumentClassBundle::get()
{
static DocumentClassBundle singleton;
return singleton;
}
/////////////////////////////////////////////////////////////////////////
//
// DocumentClass
//
/////////////////////////////////////////////////////////////////////////
DocumentClass::DocumentClass(LayoutFile const & tc)
: TextClass(tc)
{}
bool DocumentClass::hasLaTeXLayout(std::string const & lay) const
{
LayoutList::const_iterator it = layoutlist_.begin();
LayoutList::const_iterator end = layoutlist_.end();
for (; it != end; ++it)
if (it->latexname() == lay)
return true;
return false;
}
bool DocumentClass::provides(string const & p) const
{
return provides_.find(p) != provides_.end();
}
bool DocumentClass::hasTocLevels() const
{
return min_toclevel_ != Layout::NOT_IN_TOC;
}
/////////////////////////////////////////////////////////////////////////
//
// PageSides
//
/////////////////////////////////////////////////////////////////////////
ostream & operator<<(ostream & os, PageSides p)
{
switch (p) {
case OneSide:
os << '1';
break;
case TwoSides:
os << '2';
break;
}
return os;
}
} // namespace lyx
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