* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
+ * \author Jürgen Spitzmüller
*
* Full author contact details are available in file CREDITS.
*/
#include "InsetIndex.h"
#include "Buffer.h"
+#include "BufferParams.h"
+#include "BufferView.h"
+#include "ColorSet.h"
+#include "Cursor.h"
#include "DispatchResult.h"
#include "Encoding.h"
#include "FuncRequest.h"
#include "FuncStatus.h"
+#include "IndicesList.h"
+#include "Language.h"
#include "LaTeXFeatures.h"
-#include "MetricsInfo.h"
+#include "Lexer.h"
+#include "output_latex.h"
+#include "output_xhtml.h"
#include "sgml.h"
+#include "texstream.h"
+#include "TextClass.h"
#include "TocBackend.h"
#include "support/debug.h"
#include "frontends/alert.h"
+#include <algorithm>
#include <ostream>
using namespace std;
///////////////////////////////////////////////////////////////////////
-InsetIndex::InsetIndex(Buffer const & buf)
- : InsetCollapsable(buf)
+InsetIndex::InsetIndex(Buffer * buf, InsetIndexParams const & params)
+ : InsetCollapsable(buf), params_(params)
{}
-int InsetIndex::latex(odocstream & os,
- OutputParams const & runparams) const
+void InsetIndex::latex(otexstream & os, OutputParams const & runparams_in) const
{
- os << "\\index";
- os << '{';
- int i = 7;
+ OutputParams runparams(runparams_in);
+ runparams.inIndexEntry = true;
+
+ if (buffer().masterBuffer()->params().use_indices && !params_.index.empty()
+ && params_.index != "idx") {
+ os << "\\sindex[";
+ os << escape(params_.index);
+ os << "]{";
+ } else {
+ os << "\\index";
+ os << '{';
+ }
// get contents of InsetText as LaTeX and plaintext
odocstringstream ourlatex;
- InsetText::latex(ourlatex, runparams);
+ // FIXME: do Tex/Row correspondence (I don't currently understand what is
+ // being generated from latexstr below)
+ otexstream ots(ourlatex);
+ InsetText::latex(ots, runparams);
odocstringstream ourplain;
InsetText::plaintext(ourplain, runparams);
docstring latexstr = ourlatex.str();
bool first = true;
for (; it != end; ++it) {
// write the separator except the first time
- if (!first) {
+ if (!first)
os << '!';
- i += 1;
- } else
+ else
first = false;
// correctly sort macros and formatted strings
// the sorting part are representable in the current
// encoding. If not try the LaTeX macro which might
// or might not be a good choice, and issue a warning.
- docstring spart2;
- for (int n = 0; n < spart.size(); ++n) {
- try {
- spart2 += runparams.encoding->latexChar(spart[n]);
- } catch (EncodingException & /* e */) {
+ pair<docstring, docstring> spart_latexed =
+ runparams.encoding->latexString(spart, runparams.dryrun);
+ if (!spart_latexed.second.empty())
LYXERR0("Uncodable character in index entry. Sorting might be wrong!");
- }
- }
- if (spart != spart2 && !runparams.dryrun) {
+ if (spart != spart_latexed.first && !runparams.dryrun) {
// FIXME: warning should be passed to the error dialog
frontend::Alert::warning(_("Index sorting failed"),
bformat(_("LyX's automatic index sorting algorithm faced\n"
}
// remove remaining \'s for the sorting part
docstring const ppart =
- subst(spart2, from_ascii("\\"), docstring());
+ subst(spart_latexed.first, from_ascii("\\"), docstring());
os << ppart;
os << '@';
- i += ppart.size() + 1;
}
docstring const tpart = *it;
os << tpart;
- i += tpart.size();
if (it2 < levels_plain.end())
++it2;
}
// write the bit that followed "|"
if (!cmd.empty()) {
os << "|" << cmd;
- i += cmd.size() + 1;
}
os << '}';
- i += 1;
- return i;
}
}
+docstring InsetIndex::xhtml(XHTMLStream & xs, OutputParams const &) const
+{
+ // we just print an anchor, taking the paragraph ID from
+ // our own interior paragraph, which doesn't get printed
+ std::string const magic = paragraphs().front().magicLabel();
+ std::string const attr = "id='" + magic + "'";
+ xs << html::CompTag("a", attr);
+ return docstring();
+}
+
+
+bool InsetIndex::showInsetDialog(BufferView * bv) const
+{
+ bv->showDialog("index", params2string(params_),
+ const_cast<InsetIndex *>(this));
+ return true;
+}
+
+
+void InsetIndex::doDispatch(Cursor & cur, FuncRequest & cmd)
+{
+ switch (cmd.action()) {
+
+ case LFUN_INSET_MODIFY: {
+ if (cmd.getArg(0) == "changetype") {
+ cur.recordUndoInset(this);
+ params_.index = from_utf8(cmd.getArg(1));
+ break;
+ }
+ InsetIndexParams params;
+ InsetIndex::string2params(to_utf8(cmd.argument()), params);
+ cur.recordUndoInset(this);
+ params_.index = params.index;
+ // what we really want here is a TOC update, but that means
+ // a full buffer update
+ cur.forceBufferUpdate();
+ break;
+ }
+
+ case LFUN_INSET_DIALOG_UPDATE:
+ cur.bv().updateDialog("index", params2string(params_));
+ break;
+
+ default:
+ InsetCollapsable::doDispatch(cur, cmd);
+ break;
+ }
+}
+
+
+bool InsetIndex::getStatus(Cursor & cur, FuncRequest const & cmd,
+ FuncStatus & flag) const
+{
+ switch (cmd.action()) {
+
+ case LFUN_INSET_MODIFY:
+ if (cmd.getArg(0) == "changetype") {
+ docstring const newtype = from_utf8(cmd.getArg(1));
+ Buffer const & realbuffer = *buffer().masterBuffer();
+ IndicesList const & indiceslist = realbuffer.params().indiceslist();
+ Index const * index = indiceslist.findShortcut(newtype);
+ flag.setEnabled(index != 0);
+ flag.setOnOff(
+ from_utf8(cmd.getArg(1)) == params_.index);
+ return true;
+ }
+ return InsetCollapsable::getStatus(cur, cmd, flag);
+
+ case LFUN_INSET_DIALOG_UPDATE: {
+ Buffer const & realbuffer = *buffer().masterBuffer();
+ flag.setEnabled(realbuffer.params().use_indices);
+ return true;
+ }
+
+ default:
+ return InsetCollapsable::getStatus(cur, cmd, flag);
+ }
+}
+
+
+ColorCode InsetIndex::labelColor() const
+{
+ if (params_.index.empty() || params_.index == from_ascii("idx"))
+ return InsetCollapsable::labelColor();
+ // FIXME UNICODE
+ ColorCode c = lcolor.getFromLyXName(to_utf8(params_.index));
+ if (c == Color_none)
+ c = InsetCollapsable::labelColor();
+ return c;
+}
+
+
+docstring InsetIndex::toolTip(BufferView const &, int, int) const
+{
+ docstring tip = _("Index Entry");
+ if (buffer().params().use_indices && !params_.index.empty()) {
+ Buffer const & realbuffer = *buffer().masterBuffer();
+ IndicesList const & indiceslist = realbuffer.params().indiceslist();
+ tip += " (";
+ Index const * index = indiceslist.findShortcut(params_.index);
+ if (!index)
+ tip += _("unknown type!");
+ else
+ tip += index->index();
+ tip += ")";
+ }
+ tip += ": ";
+ return toolTipText(tip);
+}
+
+
+docstring const InsetIndex::buttonLabel(BufferView const & bv) const
+{
+ InsetLayout const & il = getLayout();
+ docstring label = translateIfPossible(il.labelstring());
+
+ if (buffer().params().use_indices && !params_.index.empty()) {
+ Buffer const & realbuffer = *buffer().masterBuffer();
+ IndicesList const & indiceslist = realbuffer.params().indiceslist();
+ label += " (";
+ Index const * index = indiceslist.findShortcut(params_.index);
+ if (!index)
+ label += _("unknown type!");
+ else
+ label += index->index();
+ label += ")";
+ }
+
+ if (!il.contentaslabel() || geometry(bv) != ButtonOnly)
+ return label;
+ return getNewLabel(label);
+}
+
+
void InsetIndex::write(ostream & os) const
{
- os << to_utf8(name()) << "\n";
+ os << to_utf8(layoutName());
+ params_.write(os);
InsetCollapsable::write(os);
}
-void InsetIndex::addToToc(DocIterator const & cpit)
+void InsetIndex::read(Lexer & lex)
{
- DocIterator pit = cpit;
- pit.push_back(CursorSlice(*this));
+ params_.read(lex);
+ InsetCollapsable::read(lex);
+}
+
+
+string InsetIndex::params2string(InsetIndexParams const & params)
+{
+ ostringstream data;
+ data << "index";
+ params.write(data);
+ return data.str();
+}
+
+
+void InsetIndex::string2params(string const & in, InsetIndexParams & params)
+{
+ params = InsetIndexParams();
+ if (in.empty())
+ return;
+
+ istringstream data(in);
+ Lexer lex;
+ lex.setStream(data);
+ lex.setContext("InsetIndex::string2params");
+ lex >> "index";
+ params.read(lex);
+}
- Toc & toc = buffer().tocBackend().toc("index");
+
+void InsetIndex::addToToc(DocIterator const & cpit, bool output_active,
+ UpdateType utype) const
+{
+ DocIterator pit = cpit;
+ pit.push_back(CursorSlice(const_cast<InsetIndex &>(*this)));
docstring str;
- str = getNewLabel(str);
- toc.push_back(TocItem(pit, 0, str));
+ string type = "index";
+ if (buffer().masterBuffer()->params().use_indices)
+ type += ":" + to_utf8(params_.index);
+ // this is unlikely to be terribly long
+ text().forOutliner(str, INT_MAX);
+ TocBuilder & b = buffer().tocBackend().builder(type);
+ b.pushItem(pit, str, output_active);
// Proceed with the rest of the inset.
- InsetCollapsable::addToToc(cpit);
+ InsetCollapsable::addToToc(cpit, output_active, utype);
+ b.pop();
+}
+
+
+void InsetIndex::validate(LaTeXFeatures & features) const
+{
+ if (buffer().masterBuffer()->params().use_indices
+ && !params_.index.empty()
+ && params_.index != "idx")
+ features.require("splitidx");
+ InsetCollapsable::validate(features);
+}
+
+
+string InsetIndex::contextMenuName() const
+{
+ return "context-index";
+}
+
+
+bool InsetIndex::hasSettings() const
+{
+ return buffer().masterBuffer()->params().use_indices;
+}
+
+
+
+
+/////////////////////////////////////////////////////////////////////
+//
+// InsetIndexParams
+//
+///////////////////////////////////////////////////////////////////////
+
+
+void InsetIndexParams::write(ostream & os) const
+{
+ os << ' ';
+ if (!index.empty())
+ os << to_utf8(index);
+ else
+ os << "idx";
+ os << '\n';
+}
+
+
+void InsetIndexParams::read(Lexer & lex)
+{
+ if (lex.eatLine())
+ index = lex.getDocString();
+ else
+ index = from_ascii("idx");
}
//
///////////////////////////////////////////////////////////////////////
-InsetPrintIndex::InsetPrintIndex(InsetCommandParams const & p)
- : InsetCommand(p, string())
+InsetPrintIndex::InsetPrintIndex(Buffer * buf, InsetCommandParams const & p)
+ : InsetCommand(buf, p)
{}
ParamInfo const & InsetPrintIndex::findInfo(string const & /* cmdName */)
{
static ParamInfo param_info_;
- if (param_info_.empty())
+ if (param_info_.empty()) {
+ param_info_.add("type", ParamInfo::LATEX_OPTIONAL,
+ ParamInfo::HANDLING_ESCAPE);
param_info_.add("name", ParamInfo::LATEX_REQUIRED);
+ }
return param_info_;
}
docstring InsetPrintIndex::screenLabel() const
{
- return _("Index");
+ bool const printall = suffixIs(getCmdName(), '*');
+ bool const multind = buffer().masterBuffer()->params().use_indices;
+ if ((!multind
+ && getParam("type") == from_ascii("idx"))
+ || (getParam("type").empty() && !printall))
+ return _("Index");
+ Buffer const & realbuffer = *buffer().masterBuffer();
+ IndicesList const & indiceslist = realbuffer.params().indiceslist();
+ Index const * index = indiceslist.findShortcut(getParam("type"));
+ if (!index && !printall)
+ return _("Unknown index type!");
+ docstring res = printall ? _("All indexes") : index->index();
+ if (!multind)
+ res += " (" + _("non-active") + ")";
+ else if (contains(getCmdName(), "printsubindex"))
+ res += " (" + _("subindex") + ")";
+ return res;
+}
+
+
+bool InsetPrintIndex::isCompatibleCommand(string const & s)
+{
+ return s == "printindex" || s == "printsubindex"
+ || s == "printindex*" || s == "printsubindex*";
+}
+
+
+void InsetPrintIndex::doDispatch(Cursor & cur, FuncRequest & cmd)
+{
+ switch (cmd.action()) {
+
+ case LFUN_INSET_MODIFY: {
+ if (cmd.argument() == from_ascii("toggle-subindex")) {
+ string cmd = getCmdName();
+ if (contains(cmd, "printindex"))
+ cmd = subst(cmd, "printindex", "printsubindex");
+ else
+ cmd = subst(cmd, "printsubindex", "printindex");
+ cur.recordUndo();
+ setCmdName(cmd);
+ break;
+ } else if (cmd.argument() == from_ascii("check-printindex*")) {
+ string cmd = getCmdName();
+ if (suffixIs(cmd, '*'))
+ break;
+ cmd += '*';
+ cur.recordUndo();
+ setParam("type", docstring());
+ setCmdName(cmd);
+ break;
+ }
+ InsetCommandParams p(INDEX_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 InsetPrintIndex::getStatus(Cursor & cur, FuncRequest const & cmd,
+ FuncStatus & status) const
+{
+ switch (cmd.action()) {
+
+ case LFUN_INSET_MODIFY: {
+ if (cmd.argument() == from_ascii("toggle-subindex")) {
+ status.setEnabled(buffer().masterBuffer()->params().use_indices);
+ status.setOnOff(contains(getCmdName(), "printsubindex"));
+ return true;
+ } else if (cmd.argument() == from_ascii("check-printindex*")) {
+ status.setEnabled(buffer().masterBuffer()->params().use_indices);
+ status.setOnOff(suffixIs(getCmdName(), '*'));
+ return true;
+ } if (cmd.getArg(0) == "index_print"
+ && cmd.getArg(1) == "CommandInset") {
+ InsetCommandParams p(INDEX_PRINT_CODE);
+ InsetCommand::string2params(to_utf8(cmd.argument()), p);
+ if (suffixIs(p.getCmdName(), '*')) {
+ status.setEnabled(true);
+ status.setOnOff(false);
+ return true;
+ }
+ Buffer const & realbuffer = *buffer().masterBuffer();
+ IndicesList const & indiceslist =
+ realbuffer.params().indiceslist();
+ Index const * index = indiceslist.findShortcut(p["type"]);
+ status.setEnabled(index != 0);
+ status.setOnOff(p["type"] == getParam("type"));
+ return true;
+ } else
+ return InsetCommand::getStatus(cur, cmd, status);
+ }
+
+ case LFUN_INSET_DIALOG_UPDATE: {
+ status.setEnabled(buffer().masterBuffer()->params().use_indices);
+ return true;
+ }
+
+ default:
+ return InsetCommand::getStatus(cur, cmd, status);
+ }
+}
+
+
+void InsetPrintIndex::latex(otexstream & os, OutputParams const & runparams_in) const
+{
+ if (!buffer().masterBuffer()->params().use_indices) {
+ if (getParam("type") == from_ascii("idx"))
+ os << "\\printindex" << termcmd;
+ return;
+ }
+ OutputParams runparams = runparams_in;
+ os << getCommand(runparams);
}
void InsetPrintIndex::validate(LaTeXFeatures & features) const
{
features.require("makeidx");
+ if (buffer().masterBuffer()->params().use_indices)
+ features.require("splitidx");
}
-InsetCode InsetPrintIndex::lyxCode() const
+string InsetPrintIndex::contextMenuName() const
{
- return INDEX_PRINT_CODE;
+ return buffer().masterBuffer()->params().use_indices ?
+ "context-indexprint" : string();
+}
+
+
+bool InsetPrintIndex::hasSettings() const
+{
+ return buffer().masterBuffer()->params().use_indices;
+}
+
+
+namespace {
+
+void parseItem(docstring & s, bool for_output)
+{
+ // this does not yet check for escaped things
+ size_type loc = s.find(from_ascii("@"));
+ if (loc != string::npos) {
+ if (for_output)
+ s.erase(0, loc + 1);
+ else
+ s.erase(loc);
+ }
+ loc = s.find(from_ascii("|"));
+ if (loc != string::npos)
+ s.erase(loc);
+}
+
+
+void extractSubentries(docstring const & entry, docstring & main,
+ docstring & sub1, docstring & sub2)
+{
+ if (entry.empty())
+ return;
+ size_type const loc = entry.find(from_ascii(" ! "));
+ if (loc == string::npos)
+ main = entry;
+ else {
+ main = trim(entry.substr(0, loc));
+ size_t const locend = loc + 3;
+ size_type const loc2 = entry.find(from_ascii(" ! "), locend);
+ if (loc2 == string::npos) {
+ sub1 = trim(entry.substr(locend));
+ } else {
+ sub1 = trim(entry.substr(locend, loc2 - locend));
+ sub2 = trim(entry.substr(loc2 + 3));
+ }
+ }
+}
+
+
+struct IndexEntry
+{
+ IndexEntry()
+ {}
+
+ IndexEntry(docstring const & s, DocIterator const & d)
+ : dit(d)
+ {
+ extractSubentries(s, main, sub, subsub);
+ parseItem(main, false);
+ parseItem(sub, false);
+ parseItem(subsub, false);
+ }
+
+ bool equal(IndexEntry const & rhs) const
+ {
+ return main == rhs.main && sub == rhs.sub && subsub == rhs.subsub;
+ }
+
+ bool same_sub(IndexEntry const & rhs) const
+ {
+ return main == rhs.main && sub == rhs.sub;
+ }
+
+ bool same_main(IndexEntry const & rhs) const
+ {
+ return main == rhs.main;
+ }
+
+ docstring main;
+ docstring sub;
+ docstring subsub;
+ DocIterator dit;
+};
+
+bool operator<(IndexEntry const & lhs, IndexEntry const & rhs)
+{
+ int comp = compare_no_case(lhs.main, rhs.main);
+ if (comp == 0)
+ comp = compare_no_case(lhs.sub, rhs.sub);
+ if (comp == 0)
+ comp = compare_no_case(lhs.subsub, rhs.subsub);
+ return (comp < 0);
+}
+
+} // anon namespace
+
+
+docstring InsetPrintIndex::xhtml(XHTMLStream &, OutputParams const & op) const
+{
+ BufferParams const & bp = buffer().masterBuffer()->params();
+
+ // we do not presently support multiple indices, so we refuse to print
+ // anything but the main index, so as not to generate multiple indices.
+ // NOTE Multiple index support would require some work. The reason
+ // is that the TOC does not know about multiple indices. Either it would
+ // need to be told about them (not a bad idea), or else the index entries
+ // would need to be collected differently, say, during validation.
+ if (bp.use_indices && getParam("type") != from_ascii("idx"))
+ return docstring();
+
+ shared_ptr<Toc const> toc = buffer().tocBackend().toc("index");
+ if (toc->empty())
+ return docstring();
+
+ // Collect the index entries in a form we can use them.
+ Toc::const_iterator it = toc->begin();
+ Toc::const_iterator const en = toc->end();
+ vector<IndexEntry> entries;
+ for (; it != en; ++it)
+ if (it->isOutput())
+ entries.push_back(IndexEntry(it->str(), it->dit()));
+
+ if (entries.empty())
+ // not very likely that all the index entries are in notes or
+ // whatever, but....
+ return docstring();
+
+ stable_sort(entries.begin(), entries.end());
+
+ Layout const & lay = bp.documentClass().htmlTOCLayout();
+ string const & tocclass = lay.defaultCSSClass();
+ string const tocattr = "class='index " + tocclass + "'";
+
+ // 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);
+
+ xs << html::StartTag("div", tocattr);
+ xs << html::StartTag(lay.htmltag(), lay.htmlattr())
+ << translateIfPossible(from_ascii("Index"),
+ op.local_font->language()->lang())
+ << html::EndTag(lay.htmltag());
+ xs << html::StartTag("ul", "class='main'");
+ Font const dummy;
+
+ vector<IndexEntry>::const_iterator eit = entries.begin();
+ vector<IndexEntry>::const_iterator const een = entries.end();
+ // tracks whether we are already inside a main entry (1),
+ // a sub-entry (2), or a sub-sub-entry (3). see below for the
+ // details.
+ int level = 1;
+ // the last one we saw
+ IndexEntry last;
+ int entry_number = -1;
+ for (; eit != een; ++eit) {
+ Paragraph const & par = eit->dit.innerParagraph();
+ if (entry_number == -1 || !eit->equal(last)) {
+ if (entry_number != -1) {
+ // not the first time through the loop, so
+ // close last entry or entries, depending.
+ if (level == 3) {
+ // close this sub-sub-entry
+ xs << html::EndTag("li") << html::CR();
+ // is this another sub-sub-entry within the same sub-entry?
+ if (!eit->same_sub(last)) {
+ // close this level
+ xs << html::EndTag("ul") << html::CR();
+ level = 2;
+ }
+ }
+ // the point of the second test here is that we might get
+ // here two ways: (i) by falling through from above; (ii) because,
+ // though the sub-entry hasn't changed, the sub-sub-entry has,
+ // which means that it is the first sub-sub-entry within this
+ // sub-entry. In that case, we do not want to close anything.
+ if (level == 2 && !eit->same_sub(last)) {
+ // close sub-entry
+ xs << html::EndTag("li") << html::CR();
+ // is this another sub-entry with the same main entry?
+ if (!eit->same_main(last)) {
+ // close this level
+ xs << html::EndTag("ul") << html::CR();
+ level = 1;
+ }
+ }
+ // again, we can get here two ways: from above, or because we have
+ // found the first sub-entry. in the latter case, we do not want to
+ // close the entry.
+ if (level == 1 && !eit->same_main(last)) {
+ // close entry
+ xs << html::EndTag("li") << html::CR();
+ }
+ }
+
+ // we'll be starting new entries
+ entry_number = 0;
+
+ // We need to use our own stream, since we will have to
+ // modify what we get back.
+ odocstringstream ent;
+ XHTMLStream entstream(ent);
+ OutputParams ours = op;
+ ours.for_toc = true;
+ par.simpleLyXHTMLOnePar(buffer(), entstream, ours, dummy);
+
+ // these will contain XHTML versions of the main entry, etc
+ // remember that everything will already have been escaped,
+ // so we'll need to use NextRaw() during output.
+ docstring main;
+ docstring sub;
+ docstring subsub;
+ extractSubentries(ent.str(), main, sub, subsub);
+ parseItem(main, true);
+ parseItem(sub, true);
+ parseItem(subsub, true);
+
+ if (level == 3) {
+ // another subsubentry
+ xs << html::StartTag("li", "class='subsubentry'")
+ << XHTMLStream::ESCAPE_NONE << subsub;
+ } else if (level == 2) {
+ // there are two ways we can be here:
+ // (i) we can actually be inside a sub-entry already and be about
+ // to output the first sub-sub-entry. in this case, our sub
+ // and the last sub will be the same.
+ // (ii) we can just have closed a sub-entry, possibly after also
+ // closing a list of sub-sub-entries. here our sub and the last
+ // sub are different.
+ // only in the latter case do we need to output the new sub-entry.
+ // note that in this case, too, though, the sub-entry might already
+ // have a sub-sub-entry.
+ if (eit->sub != last.sub)
+ xs << html::StartTag("li", "class='subentry'")
+ << XHTMLStream::ESCAPE_NONE << sub;
+ if (!subsub.empty()) {
+ // it's actually a subsubentry, so we need to start that list
+ xs << html::CR()
+ << html::StartTag("ul", "class='subsubentry'")
+ << html::StartTag("li", "class='subsubentry'")
+ << XHTMLStream::ESCAPE_NONE << subsub;
+ level = 3;
+ }
+ } else {
+ // there are also two ways we can be here:
+ // (i) we can actually be inside an entry already and be about
+ // to output the first sub-entry. in this case, our main
+ // and the last main will be the same.
+ // (ii) we can just have closed an entry, possibly after also
+ // closing a list of sub-entries. here our main and the last
+ // main are different.
+ // only in the latter case do we need to output the new main entry.
+ // note that in this case, too, though, the main entry might already
+ // have a sub-entry, or even a sub-sub-entry.
+ if (eit->main != last.main)
+ xs << html::StartTag("li", "class='main'") << main;
+ if (!sub.empty()) {
+ // there's a sub-entry, too
+ xs << html::CR()
+ << html::StartTag("ul", "class='subentry'")
+ << html::StartTag("li", "class='subentry'")
+ << XHTMLStream::ESCAPE_NONE << sub;
+ level = 2;
+ if (!subsub.empty()) {
+ // and a sub-sub-entry
+ xs << html::CR()
+ << html::StartTag("ul", "class='subsubentry'")
+ << html::StartTag("li", "class='subsubentry'")
+ << XHTMLStream::ESCAPE_NONE << subsub;
+ level = 3;
+ }
+ }
+ }
+ }
+ // finally, then, we can output the index link itself
+ string const parattr = "href='#" + par.magicLabel() + "'";
+ xs << (entry_number == 0 ? ":" : ",");
+ xs << " " << html::StartTag("a", parattr)
+ << ++entry_number << html::EndTag("a");
+ last = *eit;
+ }
+ // now we have to close all the open levels
+ while (level > 0) {
+ xs << html::EndTag("li") << html::EndTag("ul") << html::CR();
+ --level;
+ }
+ xs << html::EndTag("div") << html::CR();
+ return ods.str();
}
} // namespace lyx