lyx_mirror/src/insets/InsetNomencl.cpp
2016-10-31 10:50:33 +01:00

437 lines
11 KiB
C++

/**
* \file InsetNomencl.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Lars Gullik Bjønnes
* \author O. U. Baran
* \author Uwe Stöhr
* \author Jürgen Spitzmüller
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "InsetNomencl.h"
#include "InsetNote.h"
#include "Buffer.h"
#include "Cursor.h"
#include "DispatchResult.h"
#include "Font.h"
#include "Encoding.h"
#include "FuncRequest.h"
#include "FuncStatus.h"
#include "InsetIterator.h"
#include "InsetList.h"
#include "Language.h"
#include "LaTeXFeatures.h"
#include "Length.h"
#include "LyX.h"
#include "OutputParams.h"
#include "output_xhtml.h"
#include "sgml.h"
#include "texstream.h"
#include "TocBackend.h"
#include "frontends/FontMetrics.h"
#include "support/debug.h"
#include "support/docstream.h"
#include "support/gettext.h"
#include "support/lstrings.h"
using namespace std;
using namespace lyx::support;
namespace lyx {
/////////////////////////////////////////////////////////////////////
//
// InsetNomencl
//
/////////////////////////////////////////////////////////////////////
InsetNomencl::InsetNomencl(Buffer * buf, InsetCommandParams const & p)
: InsetCommand(buf, p),
nomenclature_entry_id(sgml::uniqueID(from_ascii("nomen")))
{}
ParamInfo const & InsetNomencl::findInfo(string const & /* cmdName */)
{
static ParamInfo param_info_;
if (param_info_.empty()) {
param_info_.add("prefix", ParamInfo::LATEX_OPTIONAL);
param_info_.add("symbol", ParamInfo::LATEX_REQUIRED,
ParamInfo::HANDLING_LATEXIFY);
param_info_.add("description", ParamInfo::LATEX_REQUIRED,
ParamInfo::HANDLING_LATEXIFY);
}
return param_info_;
}
docstring InsetNomencl::screenLabel() const
{
size_t const maxLabelChars = 25;
docstring label = _("Nom: ") + getParam("symbol");
support::truncateWithEllipsis(label, maxLabelChars);
return label;
}
docstring InsetNomencl::toolTip(BufferView const & /*bv*/, int /*x*/, int /*y*/) const
{
docstring tip = _("Nomenclature Symbol: ") + getParam("symbol") + "\n";
tip += _("Description: ") + "\t"
+ subst(getParam("description"), from_ascii("\\\\"), from_ascii("\n\t"));
if (!getParam("prefix").empty())
tip += "\n" + _("Sorting: ") + getParam("prefix");
return tip;
}
int InsetNomencl::plaintext(odocstringstream & os,
OutputParams const &, size_t) const
{
docstring s = "[" + getParam("symbol") + ": " + getParam("description") + "]";
os << s;
return s.size();
}
int InsetNomencl::docbook(odocstream & os, OutputParams const &) const
{
os << "<glossterm linkend=\"" << nomenclature_entry_id << "\">"
<< sgml::escapeString(getParam("symbol"))
<< "</glossterm>";
return 0;
}
docstring InsetNomencl::xhtml(XHTMLStream &, OutputParams const &) const
{
return docstring();
}
int InsetNomencl::docbookGlossary(odocstream & os) const
{
os << "<glossentry id=\"" << nomenclature_entry_id << "\">\n"
<< "<glossterm>"
<< sgml::escapeString(getParam("symbol"))
<< "</glossterm>\n"
<< "<glossdef><para>"
<< sgml::escapeString(getParam("description"))
<< "</para></glossdef>\n"
<<"</glossentry>\n";
return 4;
}
void InsetNomencl::validate(LaTeXFeatures & features) const
{
features.require("nomencl");
}
void InsetNomencl::addToToc(DocIterator const & cpit, bool output_active,
UpdateType) const
{
docstring const str = getParam("symbol");
buffer().tocBackend().toc("nomencl")->push_back(TocItem(cpit, 0, str, output_active));
}
/////////////////////////////////////////////////////////////////////
//
// InsetPrintNomencl
//
/////////////////////////////////////////////////////////////////////
InsetPrintNomencl::InsetPrintNomencl(Buffer * buf, InsetCommandParams const & p)
: InsetCommand(buf, p)
{}
ParamInfo const & InsetPrintNomencl::findInfo(string const & /* cmdName */)
{
// The symbol width is set via nomencl's \nomlabelwidth in
// InsetPrintNomencl::latex and not as optional parameter of
// \printnomenclature
static ParamInfo param_info_;
if (param_info_.empty()) {
// how is the width set?
// values: none|auto|custom
param_info_.add("set_width", ParamInfo::LYX_INTERNAL);
// custom width
param_info_.add("width", ParamInfo::LYX_INTERNAL);
}
return param_info_;
}
docstring InsetPrintNomencl::screenLabel() const
{
return _("Nomenclature");
}
struct NomenclEntry {
NomenclEntry() : par(0) {}
NomenclEntry(docstring s, docstring d, Paragraph const * p)
: symbol(s), desc(d), par(p)
{}
docstring symbol;
docstring desc;
Paragraph const * par;
};
typedef map<docstring, NomenclEntry > EntryMap;
docstring InsetPrintNomencl::xhtml(XHTMLStream &, OutputParams const & op) const
{
shared_ptr<Toc const> toc = buffer().tocBackend().toc("nomencl");
EntryMap entries;
Toc::const_iterator it = toc->begin();
Toc::const_iterator const en = toc->end();
for (; it != en; ++it) {
DocIterator dit = it->dit();
Paragraph const & par = dit.innerParagraph();
Inset const * inset = par.getInset(dit.top().pos());
if (!inset)
return docstring();
InsetCommand const * ic = inset->asInsetCommand();
if (!ic)
return docstring();
// FIXME We need a link to the paragraph here, so we
// need some kind of struct.
docstring const symbol = ic->getParam("symbol");
docstring const desc = ic->getParam("description");
docstring const prefix = ic->getParam("prefix");
docstring const sortas = prefix.empty() ? symbol : prefix;
entries[sortas] = NomenclEntry(symbol, desc, &par);
}
if (entries.empty())
return docstring();
// we'll use our own stream, because we are going to defer everything.
// that's how we deal with the fact that we're probably inside a standard
// paragraph, and we don't want to be.
odocstringstream ods;
XHTMLStream xs(ods);
InsetLayout const & il = getLayout();
string const & tag = il.htmltag();
docstring toclabel = translateIfPossible(from_ascii("Nomenclature"),
op.local_font->language()->lang());
xs << html::StartTag("div", "class='nomencl'")
<< html::StartTag(tag, "class='nomencl'")
<< toclabel
<< html::EndTag(tag)
<< html::CR()
<< html::StartTag("dl")
<< html::CR();
EntryMap::const_iterator eit = entries.begin();
EntryMap::const_iterator const een = entries.end();
for (; eit != een; ++eit) {
NomenclEntry const & ne = eit->second;
string const parid = ne.par->magicLabel();
xs << html::StartTag("dt")
<< html::StartTag("a", "href='#" + parid + "' class='nomencl'")
<< ne.symbol
<< html::EndTag("a")
<< html::EndTag("dt")
<< html::CR()
<< html::StartTag("dd")
<< ne.desc
<< html::EndTag("dd")
<< html::CR();
}
xs << html::EndTag("dl")
<< html::CR()
<< html::EndTag("div")
<< html::CR();
return ods.str();
}
void InsetPrintNomencl::doDispatch(Cursor & cur, FuncRequest & cmd)
{
switch (cmd.action()) {
case LFUN_INSET_MODIFY: {
InsetCommandParams p(NOMENCL_PRINT_CODE);
// FIXME UNICODE
InsetCommand::string2params(to_utf8(cmd.argument()), p);
if (p.getCmdName().empty()) {
cur.noScreenUpdate();
break;
}
cur.recordUndo();
setParams(p);
break;
}
default:
InsetCommand::doDispatch(cur, cmd);
break;
}
}
bool InsetPrintNomencl::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & status) const
{
switch (cmd.action()) {
case LFUN_INSET_DIALOG_UPDATE:
case LFUN_INSET_MODIFY:
status.setEnabled(true);
return true;
default:
return InsetCommand::getStatus(cur, cmd, status);
}
}
// FIXME This should be changed to use the TOC. Perhaps
// that could be done when XHTML output is added.
int InsetPrintNomencl::docbook(odocstream & os, OutputParams const &) const
{
os << "<glossary>\n";
int newlines = 2;
InsetIterator it = inset_iterator_begin(buffer().inset());
while (it) {
if (it->lyxCode() == NOMENCL_CODE) {
newlines += static_cast<InsetNomencl const &>(*it).docbookGlossary(os);
++it;
} else if (!it->producesOutput()) {
// Ignore contents of insets that are not in output
size_t const depth = it.depth();
++it;
while (it.depth() > depth)
++it;
} else {
++it;
}
}
os << "</glossary>\n";
return newlines;
}
namespace {
docstring nomenclWidest(Buffer const & buffer, OutputParams const & runparams)
{
// nomenclWidest() determines and returns the widest used
// nomenclature symbol in the document
int w = 0;
docstring symb;
InsetNomencl const * nomencl = 0;
ParagraphList::const_iterator it = buffer.paragraphs().begin();
ParagraphList::const_iterator end = buffer.paragraphs().end();
for (; it != end; ++it) {
if (it->insetList().empty())
continue;
InsetList::const_iterator iit = it->insetList().begin();
InsetList::const_iterator eend = it->insetList().end();
for (; iit != eend; ++iit) {
Inset * inset = iit->inset;
if (inset->lyxCode() != NOMENCL_CODE)
continue;
nomencl = static_cast<InsetNomencl const *>(inset);
docstring const symbol =
nomencl->getParam("symbol");
// This is only an approximation,
// but the best we can get.
int const wx = use_gui ?
theFontMetrics(Font()).width(symbol) :
symbol.size();
if (wx > w) {
w = wx;
symb = symbol;
}
}
}
// return the widest (or an empty) string
if (symb.empty())
return symb;
// we have to encode the string properly
pair<docstring, docstring> latex_symb =
runparams.encoding->latexString(symb, runparams.dryrun);
if (!latex_symb.second.empty())
LYXERR0("Omitting uncodable characters '"
<< latex_symb.second
<< "' in nomencl widest string!");
return latex_symb.first;
}
} // namespace anon
void InsetPrintNomencl::latex(otexstream & os, OutputParams const & runparams_in) const
{
OutputParams runparams = runparams_in;
if (getParam("set_width") == "auto") {
docstring widest = nomenclWidest(buffer(), runparams);
// Set the label width via nomencl's command \nomlabelwidth.
// This must be output before the command \printnomenclature
if (!widest.empty()) {
os << "\\settowidth{\\nomlabelwidth}{"
<< widest
<< "}\n";
}
} else if (getParam("set_width") == "custom") {
// custom length as optional arg of \printnomenclature
string const width =
Length(to_ascii(getParam("width"))).asLatexString();
os << '\\'
<< from_ascii(getCmdName())
<< '['
<< from_ascii(width)
<< "]{}";
return;
}
// output the command \printnomenclature
os << getCommand(runparams);
}
void InsetPrintNomencl::validate(LaTeXFeatures & features) const
{
features.require("nomencl");
}
InsetCode InsetPrintNomencl::lyxCode() const
{
return NOMENCL_PRINT_CODE;
}
string InsetPrintNomencl::contextMenuName() const
{
return "context-nomenclprint";
}
} // namespace lyx