src/insets/InsetNomencl.cpp

   1 /**
   2  * \file InsetNomencl.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author O. U. Baran
   8  * \author Uwe Stöhr
   9  * \author Jürgen Spitzmüller
  10  *
  11  * Full author contact details are available in file CREDITS.
  12  */
  13 #include <config.h>
  14
  15 #include "InsetNomencl.h"
  16 #include "InsetNote.h"
  17
  18 #include "Buffer.h"
  19 #include "DispatchResult.h"
  20 #include "FuncRequest.h"
  21 #include "InsetIterator.h"
  22 #include "InsetList.h"
  23 #include "LaTeXFeatures.h"
  24 #include "MetricsInfo.h"
  25 #include "sgml.h"
  26
  27 #include "support/docstream.h"
  28 #include "support/gettext.h"
  29 #include "support/lstrings.h"
  30
  31 using namespace std;
  32 using namespace lyx::support;
  33
  34 namespace lyx {
  35
  36
  37 /////////////////////////////////////////////////////////////////////
  38 //
  39 // InsetNomencl
  40 //
  41 /////////////////////////////////////////////////////////////////////
  42
  43 InsetNomencl::InsetNomencl(InsetCommandParams const & p)
  44         : InsetCommand(p, "nomenclature"),
  45           nomenclature_entry_id(sgml::uniqueID(from_ascii("nomen")))
  46 {}
  47
  48
  49 ParamInfo const & InsetNomencl::findInfo(string const & /* cmdName */)
  50 {
  51         static ParamInfo param_info_;
  52         if (param_info_.empty()) {
  53                 param_info_.add("prefix", ParamInfo::LATEX_OPTIONAL);
  54                 param_info_.add("symbol", ParamInfo::LATEX_REQUIRED);
  55                 param_info_.add("description", ParamInfo::LATEX_REQUIRED);
  56         }
  57         return param_info_;
  58 }
  59
  60
  61 docstring InsetNomencl::screenLabel() const
  62 {
  63         size_t const maxLabelChars = 25;
  64
  65         docstring label = _("Nom: ") + getParam("symbol");
  66         if (label.size() > maxLabelChars) {
  67                 label.erase(maxLabelChars - 3);
  68                 label += "...";
  69         }
  70         return label;
  71 }
  72
  73
  74 docstring InsetNomencl::toolTip(BufferView const & /*bv*/, int /*x*/, int /*y*/) const
  75 {
  76         docstring tip = _("Nomenclature Symbol: ") + getParam("symbol") + "\n";
  77         tip += _("Description: ") + "\t"
  78                 + subst(getParam("description"), from_ascii("\\\\"), from_ascii("\n\t"));
  79         if (!getParam("prefix").empty())
  80                 tip += "\n" + _("Sorting: ") + getParam("prefix");
  81         return tip;
  82 }
  83
  84
  85
  86 int InsetNomencl::docbook(odocstream & os, OutputParams const &) const
  87 {
  88         os << "<glossterm linkend=\"" << nomenclature_entry_id << "\">"
  89            << sgml::escapeString(getParam("symbol"))
  90            << "</glossterm>";
  91         return 0;
  92 }
  93
  94
  95 int InsetNomencl::docbookGlossary(odocstream & os) const
  96 {
  97         os << "<glossentry id=\"" << nomenclature_entry_id << "\">\n"
  98            << "<glossterm>"
  99            << sgml::escapeString(getParam("symbol"))
 100            << "</glossterm>\n"
 101            << "<glossdef><para>"
 102            << sgml::escapeString(getParam("description"))
 103            << "</para></glossdef>\n"
 104            <<"</glossentry>\n";
 105         return 4;
 106 }
 107
 108
 109 void InsetNomencl::validate(LaTeXFeatures & features) const
 110 {
 111         features.require("nomencl");
 112 }
 113
 114
 115 /////////////////////////////////////////////////////////////////////
 116 //
 117 // InsetPrintNomencl
 118 //
 119 /////////////////////////////////////////////////////////////////////
 120
 121 InsetPrintNomencl::InsetPrintNomencl(InsetCommandParams const & p)
 122         : InsetCommand(p, "printnomenclature")
 123 {}
 124
 125
 126 ParamInfo const & InsetPrintNomencl::findInfo(string const & /* cmdName */)
 127 {
 128         // The symbol width is set via nomencl's \nomlabelwidth in
 129         // InsetPrintNomencl::latex and not as optional parameter of
 130         // \printnomenclature
 131         static ParamInfo param_info_;
 132         if (param_info_.empty()) {
 133                 // how is the width set?
 134                 // values: none|auto
 135                 param_info_.add("set_width", ParamInfo::LYX_INTERNAL);
 136         }
 137         return param_info_;
 138 }
 139
 140
 141 docstring InsetPrintNomencl::screenLabel() const
 142 {
 143         return _("Nomenclature");
 144 }
 145
 146
 147 int InsetPrintNomencl::docbook(odocstream & os, OutputParams const &) const
 148 {
 149         os << "<glossary>\n";
 150         int newlines = 2;
 151         InsetIterator it = inset_iterator_begin(buffer().inset());
 152         while (it) {
 153                 if (it->lyxCode() == NOMENCL_CODE) {
 154                         newlines += static_cast<InsetNomencl const &>(*it).docbookGlossary(os);
 155                         ++it;
 156                 } else if (!it->producesOutput()) {
 157                         // Ignore contents of insets that are not in output
 158                         size_t const depth = it.depth();
 159                         ++it;
 160                         while (it.depth() > depth)
 161                                 ++it;
 162                 } else {
 163                         ++it;
 164                 }
 165         }
 166         os << "</glossary>\n";
 167         return newlines;
 168 }
 169
 170
 171 namespace {
 172 docstring nomenclWidest(Buffer const & buffer)
 173 {
 174         // nomenclWidest() determines and returns the widest used
 175         // nomenclature symbol in the document
 176
 177         int w = 0;
 178         docstring symb;
 179         InsetNomencl const * nomencl = 0;
 180         ParagraphList::const_iterator it = buffer.paragraphs().begin();
 181         ParagraphList::const_iterator end = buffer.paragraphs().end();
 182
 183         for (; it != end; ++it) {
 184                 if (it->insetList().empty())
 185                         continue;
 186                 InsetList::const_iterator iit = it->insetList().begin();
 187                 InsetList::const_iterator eend = it->insetList().end();
 188                 for (; iit != eend; ++iit) {
 189                         Inset * inset = iit->inset;
 190                         if (inset->lyxCode() != NOMENCL_CODE)
 191                                 continue;
 192                         nomencl = static_cast<InsetNomencl const *>(inset);
 193                         docstring const symbol = nomencl->getParam("symbol");
 194                         // we can only check for the number of characters, since it is
 195                         // impossible to get the info that "iiiii" is smaller than "WW"
 196                         // we therefore output w times "W" as string ("W" is always the
 197                         // widest character)
 198                         int const wx = symbol.size();
 199                         if (wx > w)
 200                                 w = wx;
 201                 }
 202         }
 203         // return the widest symbol as w times a "W"
 204         for (int n = 1; n <= w; ++n)
 205                 symb = symb + "W";
 206         return symb;
 207 }
 208 }
 209
 210
 211 int InsetPrintNomencl::latex(odocstream & os, OutputParams const &) const
 212 {
 213         int lines = 0;
 214         if (getParam("set_width") == "auto") {
 215                 docstring widest = nomenclWidest(buffer());
 216                 // set the label width via nomencl's command
 217                 // \nomlabelwidth. This must be output before the command
 218                 // \printnomenclature
 219                 if (!widest.empty()) {
 220                         // assure that the width is never below the
 221                         // predefined value of 1 cm
 222                         os << "\\settowidth{\\nomlabelwidth}{"
 223                            << widest
 224                            << "}\n";
 225                         os << "\\ifthenelse{%\n";
 226                         os << "\\lengthtest{\\nomlabelwidth < 1cm}}\n";
 227                         os << " {\\setlength{\\nomlabelwidth}{1cm}}\n";
 228                         os << " {}\n";
 229                         lines += 5;
 230                 }
 231         }
 232         // output the command \printnomenclature
 233         os << getCommand();
 234         return lines;
 235 }
 236
 237
 238 void InsetPrintNomencl::validate(LaTeXFeatures & features) const
 239 {
 240         features.require("nomencl");
 241         // needed for InsetPrintNomencl::latex
 242         features.require("ifthen");
 243 }
 244
 245
 246 InsetCode InsetPrintNomencl::lyxCode() const
 247 {
 248         return NOMENCL_PRINT_CODE;
 249 }
 250
 251
 252 } // namespace lyx