src/insets/InsetLayout.cpp

   1 // -*- C++ -*-
   2 /**
   3  * \file InsetLayout.cpp
   4  * This file is part of LyX, the document processor.
   5  * Licence details can be found in the file COPYING.
   6  *
   7  * \author Martin Vermeer
   8  * \author Richard Heck
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "InsetLayout.h"
  16
  17 #include "ColorSet.h"
  18 #include "Layout.h"
  19 #include "Lexer.h"
  20 #include "TextClass.h"
  21
  22 #include "support/debug.h"
  23 #include "support/lstrings.h"
  24 #include "support/textutils.h"
  25
  26 #include <vector>
  27
  28 using std::string;
  29 using std::set;
  30 using std::vector;
  31
  32 using namespace lyx::support;
  33
  34 namespace lyx {
  35
  36 InsetLayout::InsetLayout() :
  37         name_(from_ascii("undefined")), lyxtype_(STANDARD),
  38         labelstring_(from_ascii("UNDEFINED")), contentaslabel_(false),
  39         decoration_(DEFAULT), latextype_(NOLATEXTYPE), font_(inherit_font),
  40         labelfont_(sane_font), bgcolor_(Color_error),
  41         fixedwidthpreambleencoding_(false), htmlforcecss_ (false),
  42         htmlisblock_(true), multipar_(true), custompars_(true),
  43         forceplain_(false), passthru_(false), parbreakisnewline_(false),
  44         freespacing_(false), keepempty_(false), forceltr_(false),
  45         forceownlines_(false), needprotect_(false), intoc_(false),
  46         spellcheck_(true), resetsfont_(false), display_(true),
  47         forcelocalfontswitch_(false), add_to_toc_(false), is_toc_caption_(false)
  48 {
  49         labelfont_.setColor(Color_error);
  50 }
  51
  52
  53 InsetLayout::InsetDecoration translateDecoration(std::string const & str)
  54 {
  55         if (compare_ascii_no_case(str, "classic") == 0)
  56                 return InsetLayout::CLASSIC;
  57         if (compare_ascii_no_case(str, "minimalistic") == 0)
  58                 return InsetLayout::MINIMALISTIC;
  59         if (compare_ascii_no_case(str, "conglomerate") == 0)
  60                 return InsetLayout::CONGLOMERATE;
  61         return InsetLayout::DEFAULT;
  62 }
  63
  64 namespace {
  65
  66 InsetLayout::InsetLaTeXType translateLaTeXType(std::string const & str)
  67 {
  68         if (compare_ascii_no_case(str, "command") == 0)
  69                 return InsetLayout::COMMAND;
  70         if (compare_ascii_no_case(str, "environment") == 0)
  71                 return InsetLayout::ENVIRONMENT;
  72         if (compare_ascii_no_case(str, "none") == 0)
  73                 return InsetLayout::NOLATEXTYPE;
  74         return InsetLayout::ILT_ERROR;
  75 }
  76
  77 } // namespace anon
  78
  79
  80 bool InsetLayout::read(Lexer & lex, TextClass const & tclass)
  81 {
  82         enum {
  83                 IL_ADDTOTOC,
  84                 IL_ARGUMENT,
  85                 IL_BABELPREAMBLE,
  86                 IL_BGCOLOR,
  87                 IL_CONTENTASLABEL,
  88                 IL_COPYSTYLE,
  89                 IL_COUNTER,
  90                 IL_CUSTOMPARS,
  91                 IL_DECORATION,
  92                 IL_DISPLAY,
  93                 IL_FIXEDWIDTH_PREAMBLE_ENCODING,
  94                 IL_FONT,
  95                 IL_FORCE_LOCAL_FONT_SWITCH,
  96                 IL_FORCELTR,
  97                 IL_FORCEOWNLINES,
  98                 IL_FORCEPLAIN,
  99                 IL_FREESPACING,
 100                 IL_HTMLTAG,
 101                 IL_HTMLATTR,
 102                 IL_HTMLFORCECSS,
 103                 IL_HTMLINNERTAG,
 104                 IL_HTMLINNERATTR,
 105                 IL_HTMLISBLOCK,
 106                 IL_HTMLLABEL,
 107                 IL_HTMLSTYLE,
 108                 IL_HTMLPREAMBLE,
 109                 IL_INTOC,
 110                 IL_ISTOCCAPTION,
 111                 IL_LABELFONT,
 112                 IL_LABELSTRING,
 113                 IL_LANGPREAMBLE,
 114                 IL_LATEXNAME,
 115                 IL_LATEXPARAM,
 116                 IL_LATEXTYPE,
 117                 IL_LEFTDELIM,
 118                 IL_LYXTYPE,
 119                 IL_OBSOLETEDBY,
 120                 IL_KEEPEMPTY,
 121                 IL_MULTIPAR,
 122                 IL_NEEDPROTECT,
 123                 IL_PASSTHRU,
 124                 IL_PASSTHRU_CHARS,
 125                 IL_PARBREAKISNEWLINE,
 126                 IL_PREAMBLE,
 127                 IL_REQUIRES,
 128                 IL_RIGHTDELIM,
 129                 IL_REFPREFIX,
 130                 IL_RESETARGS,
 131                 IL_RESETSFONT,
 132                 IL_SPELLCHECK,
 133                 IL_END
 134         };
 135
 136
 137         LexerKeyword elementTags[] = {
 138                 { "addtotoc", IL_ADDTOTOC },
 139                 { "argument", IL_ARGUMENT },
 140                 { "babelpreamble", IL_BABELPREAMBLE },
 141                 { "bgcolor", IL_BGCOLOR },
 142                 { "contentaslabel", IL_CONTENTASLABEL },
 143                 { "copystyle", IL_COPYSTYLE },
 144                 { "counter", IL_COUNTER},
 145                 { "custompars", IL_CUSTOMPARS },
 146                 { "decoration", IL_DECORATION },
 147                 { "display", IL_DISPLAY },
 148                 { "end", IL_END },
 149                 { "fixedwidthpreambleencoding", IL_FIXEDWIDTH_PREAMBLE_ENCODING },
 150                 { "font", IL_FONT },
 151                 { "forcelocalfontswitch", IL_FORCE_LOCAL_FONT_SWITCH },
 152                 { "forceltr", IL_FORCELTR },
 153                 { "forceownlines", IL_FORCEOWNLINES },
 154                 { "forceplain", IL_FORCEPLAIN },
 155                 { "freespacing", IL_FREESPACING },
 156                 { "htmlattr", IL_HTMLATTR },
 157                 { "htmlforcecss", IL_HTMLFORCECSS },
 158                 { "htmlinnerattr", IL_HTMLINNERATTR},
 159                 { "htmlinnertag", IL_HTMLINNERTAG},
 160                 { "htmlisblock", IL_HTMLISBLOCK},
 161                 { "htmllabel", IL_HTMLLABEL },
 162                 { "htmlpreamble", IL_HTMLPREAMBLE },
 163                 { "htmlstyle", IL_HTMLSTYLE },
 164                 { "htmltag", IL_HTMLTAG },
 165                 { "intoc", IL_INTOC },
 166                 { "istoccaption", IL_ISTOCCAPTION },
 167                 { "keepempty", IL_KEEPEMPTY },
 168                 { "labelfont", IL_LABELFONT },
 169                 { "labelstring", IL_LABELSTRING },
 170                 { "langpreamble", IL_LANGPREAMBLE },
 171                 { "latexname", IL_LATEXNAME },
 172                 { "latexparam", IL_LATEXPARAM },
 173                 { "latextype", IL_LATEXTYPE },
 174                 { "leftdelim", IL_LEFTDELIM },
 175                 { "lyxtype", IL_LYXTYPE },
 176                 { "multipar", IL_MULTIPAR },
 177                 { "needprotect", IL_NEEDPROTECT },
 178                 { "obsoletedby", IL_OBSOLETEDBY },
 179                 { "parbreakisnewline", IL_PARBREAKISNEWLINE },
 180                 { "passthru", IL_PASSTHRU },
 181                 { "passthruchars", IL_PASSTHRU_CHARS },
 182                 { "preamble", IL_PREAMBLE },
 183                 { "refprefix", IL_REFPREFIX },
 184                 { "requires", IL_REQUIRES },
 185                 { "resetargs", IL_RESETARGS },
 186                 { "resetsfont", IL_RESETSFONT },
 187                 { "rightdelim", IL_RIGHTDELIM },
 188                 { "spellcheck", IL_SPELLCHECK }
 189         };
 190
 191         lex.pushTable(elementTags);
 192
 193         labelfont_ = inherit_font;
 194         bgcolor_ = Color_none;
 195         bool getout = false;
 196         // whether we've read the CustomPars or ForcePlain tag
 197         // for issuing a warning in case MultiPars comes later
 198         bool readCustomOrPlain = false;
 199
 200         string tmp;
 201         while (!getout && lex.isOK()) {
 202                 int le = lex.lex();
 203                 switch (le) {
 204                 case Lexer::LEX_UNDEF:
 205                         lex.printError("Unknown InsetLayout tag");
 206                         continue;
 207                 default:
 208                         break;
 209                 }
 210                 switch (le) {
 211                 // FIXME
 212                 // Perhaps a more elegant way to deal with the next two would be the
 213                 // way this sort of thing is handled in Layout::read(), namely, by
 214                 // using the Lexer.
 215                 case IL_LYXTYPE: {
 216                         // make sure that we have the right sort of name.
 217                         if (name_ != from_ascii("undefined")
 218                             && name_.substr(0,5) != from_ascii("Flex:")) {
 219                                 LYXERR0("Flex insets must have names of the form `Flex:<name>'.\n"
 220                                         "This one has the name `" << to_utf8(name_) << "'\n"
 221                                         "Ignoring LyXType declaration.");
 222                                 break;
 223                         }
 224                         string lt;
 225                         lex >> lt;
 226                         lyxtype_ = translateLyXType(lt);
 227                         if (lyxtype_  == NOLYXTYPE)
 228                                 LYXERR0("Unknown LyXType `" << lt << "'.");
 229                         if (lyxtype_ == CHARSTYLE) {
 230                                 // by default, charstyles force the plain layout
 231                                 multipar_ = false;
 232                                 forceplain_ = true;
 233                         }
 234                         break;
 235                 }
 236                 case IL_LATEXTYPE:  {
 237                         string lt;
 238                         lex >> lt;
 239                         latextype_ = translateLaTeXType(lt);
 240                         if (latextype_  == ILT_ERROR)
 241                                 LYXERR0("Unknown LaTeXType `" << lt << "'.");
 242                         break;
 243                 }
 244                 case IL_LABELSTRING:
 245                         lex >> labelstring_;
 246                         break;
 247                 case IL_DECORATION:
 248                         lex >> tmp;
 249                         decoration_ = translateDecoration(tmp);
 250                         break;
 251                 case IL_LATEXNAME:
 252                         lex >> latexname_;
 253                         break;
 254                 case IL_LATEXPARAM:
 255                         lex >> tmp;
 256                         latexparam_ = subst(tmp, "&quot;", "\"");
 257                         break;
 258                 case IL_LEFTDELIM:
 259                         lex >> leftdelim_;
 260                         leftdelim_ = subst(leftdelim_, from_ascii("<br/>"),
 261                                                     from_ascii("\n"));
 262                         break;
 263                 case IL_FIXEDWIDTH_PREAMBLE_ENCODING:
 264                         lex >> fixedwidthpreambleencoding_;
 265                         break;
 266                 case IL_FORCE_LOCAL_FONT_SWITCH:
 267                         lex >> forcelocalfontswitch_;
 268                         break;
 269                 case IL_RIGHTDELIM:
 270                         lex >> rightdelim_;
 271                         rightdelim_ = subst(rightdelim_, from_ascii("<br/>"),
 272                                                      from_ascii("\n"));
 273                         break;
 274                 case IL_LABELFONT:
 275                         labelfont_ = lyxRead(lex, inherit_font);
 276                         break;
 277                 case IL_FORCELTR:
 278                         lex >> forceltr_;
 279                         break;
 280                 case IL_FORCEOWNLINES:
 281                         lex >> forceownlines_;
 282                         break;
 283                 case IL_INTOC:
 284                         lex >> intoc_;
 285                         break;
 286                 case IL_MULTIPAR:
 287                         lex >> multipar_;
 288                         // the defaults for these depend upon multipar_
 289                         if (readCustomOrPlain)
 290                                 LYXERR0("Warning: Read MultiPar after CustomPars or ForcePlain. "
 291                                         "Previous value may be overwritten!");
 292                         readCustomOrPlain = false;
 293                         custompars_ = multipar_;
 294                         forceplain_ = !multipar_;
 295                         break;
 296                 case IL_COUNTER:
 297                         lex >> counter_;
 298                         break;
 299                 case IL_CUSTOMPARS:
 300                         lex >> custompars_;
 301                         readCustomOrPlain = true;
 302                         break;
 303                 case IL_FORCEPLAIN:
 304                         lex >> forceplain_;
 305                         readCustomOrPlain = true;
 306                         break;
 307                 case IL_PASSTHRU:
 308                         lex >> passthru_;
 309                         break;
 310                 case IL_PASSTHRU_CHARS:
 311                         lex >> passthru_chars_;
 312                         break;
 313                 case IL_PARBREAKISNEWLINE:
 314                         lex >> parbreakisnewline_;
 315                         break;
 316                 case IL_KEEPEMPTY:
 317                         lex >> keepempty_;
 318                         break;
 319                 case IL_FREESPACING:
 320                         lex >> freespacing_;
 321                         break;
 322                 case IL_NEEDPROTECT:
 323                         lex >> needprotect_;
 324                         break;
 325                 case IL_CONTENTASLABEL:
 326                         lex >> contentaslabel_;
 327                         break;
 328                 case IL_COPYSTYLE: {
 329                         // initialize with a known style
 330                         docstring style;
 331                         lex >> style;
 332                         style = subst(style, '_', ' ');
 333
 334                         // We don't want to apply the algorithm in DocumentClass::insetLayout()
 335                         // here. So we do it the long way.
 336                         TextClass::InsetLayouts::const_iterator it =
 337                                         tclass.insetLayouts().find(style);
 338                         if (it != tclass.insetLayouts().end()) {
 339                                 docstring const tmpname = name_;
 340                                 this->operator=(it->second);
 341                                 name_ = tmpname;
 342                         } else {
 343                                 LYXERR0("Cannot copy unknown InsetLayout `"
 344                                         << style << "' to InsetLayout `"
 345                                         << name() << "'\n"
 346                                         << "All InsetLayouts so far:");
 347                                 TextClass::InsetLayouts::const_iterator lit =
 348                                                 tclass.insetLayouts().begin();
 349                                 TextClass::InsetLayouts::const_iterator len =
 350                                                 tclass.insetLayouts().end();
 351                                 for (; lit != len; ++lit)
 352                                         lyxerr << lit->second.name() << "\n";
 353                         }
 354                         break;
 355                 }
 356                 case IL_OBSOLETEDBY: {
 357                         docstring style;
 358                         lex >> style;
 359                         style = subst(style, '_', ' ');
 360
 361                         // We don't want to apply the algorithm in DocumentClass::insetLayout()
 362                         // here. So we do it the long way.
 363                         TextClass::InsetLayouts::const_iterator it =
 364                                         tclass.insetLayouts().find(style);
 365                         if (it != tclass.insetLayouts().end()) {
 366                                 docstring const tmpname = name_;
 367                                 this->operator=(it->second);
 368                                 name_ = tmpname;
 369                                 if (obsoleted_by().empty())
 370                                         obsoleted_by_ = style;
 371                         } else {
 372                                 LYXERR0("Cannot replace InsetLayout `"
 373                                         << name()
 374                                         << "' with unknown InsetLayout `"
 375                                         << style << "'\n"
 376                                         << "All InsetLayouts so far:");
 377                                 TextClass::InsetLayouts::const_iterator lit =
 378                                                 tclass.insetLayouts().begin();
 379                                 TextClass::InsetLayouts::const_iterator len =
 380                                                 tclass.insetLayouts().end();
 381                                 for (; lit != len; ++lit)
 382                                         lyxerr << lit->second.name() << "\n";
 383                         }
 384                         break;
 385                 }
 386
 387                 case IL_FONT: {
 388                         font_ = lyxRead(lex, inherit_font);
 389                         // If you want to define labelfont, you need to do so after
 390                         // font is defined.
 391                         labelfont_ = font_;
 392                         break;
 393                 }
 394                 case IL_RESETARGS:
 395                         bool reset;
 396                         lex >> reset;
 397                         if (reset) {
 398                                 latexargs_.clear();
 399                                 postcommandargs_.clear();
 400                         }
 401                         break;
 402                 case IL_ARGUMENT:
 403                         readArgument(lex);
 404                         break;
 405                 case IL_BGCOLOR:
 406                         lex >> tmp;
 407                         bgcolor_ = lcolor.getFromLyXName(tmp);
 408                         break;
 409                 case IL_PREAMBLE:
 410                         preamble_ = lex.getLongString(from_ascii("EndPreamble"));
 411                         break;
 412                 case IL_BABELPREAMBLE:
 413                         babelpreamble_ = lex.getLongString(from_ascii("EndBabelPreamble"));
 414                         break;
 415                 case IL_LANGPREAMBLE:
 416                         langpreamble_ = lex.getLongString(from_ascii("EndLangPreamble"));
 417                         break;
 418                 case IL_REFPREFIX:
 419                         lex >> refprefix_;
 420                         break;
 421                 case IL_HTMLTAG:
 422                         lex >> htmltag_;
 423                         break;
 424                 case IL_HTMLATTR:
 425                         lex >> htmlattr_;
 426                         break;
 427                 case IL_HTMLFORCECSS:
 428                         lex >> htmlforcecss_;
 429                         break;
 430                 case IL_HTMLINNERTAG:
 431                         lex >> htmlinnertag_;
 432                         break;
 433                 case IL_HTMLINNERATTR:
 434                         lex >> htmlinnerattr_;
 435                         break;
 436                 case IL_HTMLLABEL:
 437                         lex >> htmllabel_;
 438                         break;
 439                 case IL_HTMLISBLOCK:
 440                         lex >> htmlisblock_;
 441                         break;
 442                 case IL_HTMLSTYLE:
 443                         htmlstyle_ = lex.getLongString(from_ascii("EndHTMLStyle"));
 444                         break;
 445                 case IL_HTMLPREAMBLE:
 446                         htmlpreamble_ = lex.getLongString(from_ascii("EndPreamble"));
 447                         break;
 448                 case IL_REQUIRES: {
 449                         lex.eatLine();
 450                         vector<string> const req
 451                                 = getVectorFromString(lex.getString(true));
 452                         requires_.insert(req.begin(), req.end());
 453                         break;
 454                 }
 455                 case IL_SPELLCHECK:
 456                         lex >> spellcheck_;
 457                         break;
 458                 case IL_RESETSFONT:
 459                         lex >> resetsfont_;
 460                         break;
 461                 case IL_DISPLAY:
 462                         lex >> display_;
 463                         break;
 464                 case IL_ADDTOTOC:
 465                         lex >> toc_type_;
 466                         add_to_toc_ = !toc_type_.empty();
 467                         break;
 468                 case IL_ISTOCCAPTION:
 469                         lex >> is_toc_caption_;
 470                         break;
 471                 case IL_END:
 472                         getout = true;
 473                         break;
 474                 }
 475         }
 476
 477         // Here add element to list if getout == true
 478         if (!getout)
 479                 return false;
 480
 481         // The label font is generally used as-is without
 482         // any realization against a given context.
 483         labelfont_.realize(sane_font);
 484
 485         lex.popTable();
 486         return true;
 487 }
 488
 489
 490 InsetLayout::InsetLyXType translateLyXType(std::string const & str)
 491 {
 492         if (compare_ascii_no_case(str, "charstyle") == 0)
 493                 return InsetLayout::CHARSTYLE;
 494         if (compare_ascii_no_case(str, "custom") == 0)
 495                 return InsetLayout::CUSTOM;
 496         if (compare_ascii_no_case(str, "element") == 0)
 497                 return InsetLayout::ELEMENT;
 498         if (compare_ascii_no_case(str, "end") == 0)
 499                 return InsetLayout::END;
 500         if (compare_ascii_no_case(str, "standard") == 0)
 501                 return InsetLayout::STANDARD;
 502         return InsetLayout::NOLYXTYPE;
 503 }
 504
 505
 506 string const & InsetLayout::htmltag() const
 507 {
 508         if (htmltag_.empty())
 509                 htmltag_ = multipar_ ? "div" : "span";
 510         return htmltag_;
 511 }
 512
 513
 514 string const & InsetLayout::htmlattr() const
 515 {
 516         if (htmlattr_.empty())
 517                 htmlattr_ = "class=\"" + defaultCSSClass() + "\"";
 518         return htmlattr_;
 519 }
 520
 521
 522 string const & InsetLayout::htmlinnerattr() const
 523 {
 524         if (htmlinnerattr_.empty())
 525                 htmlinnerattr_ = "class=\"" + defaultCSSClass() + "_inner\"";
 526         return htmlinnerattr_;
 527 }
 528
 529
 530 string InsetLayout::defaultCSSClass() const
 531 {
 532         if (!defaultcssclass_.empty())
 533                 return defaultcssclass_;
 534         string d;
 535         string n = to_utf8(name());
 536         string::const_iterator it = n.begin();
 537         string::const_iterator en = n.end();
 538         for (; it != en; ++it) {
 539                 if (!isAlphaASCII(*it))
 540                         d += "_";
 541                 else if (isLower(*it))
 542                         d += *it;
 543                 else
 544                         d += lowercase(*it);
 545         }
 546         // are there other characters we need to remove?
 547         defaultcssclass_ = d;
 548         return defaultcssclass_;
 549 }
 550
 551
 552 void InsetLayout::makeDefaultCSS() const
 553 {
 554         if (!htmldefaultstyle_.empty())
 555                 return;
 556         docstring const mainfontCSS = font_.asCSS();
 557         if (!mainfontCSS.empty())
 558                 htmldefaultstyle_ =
 559                                 from_ascii(htmltag() + "." + defaultCSSClass() + " {\n") +
 560                                 mainfontCSS + from_ascii("\n}\n");
 561 }
 562
 563
 564 docstring InsetLayout::htmlstyle() const
 565 {
 566         if (!htmlstyle_.empty() && !htmlforcecss_)
 567                 return htmlstyle_;
 568         if (htmldefaultstyle_.empty())
 569                 makeDefaultCSS();
 570         docstring retval = htmldefaultstyle_;
 571         if (!htmlstyle_.empty())
 572                 retval += '\n' + htmlstyle_ + '\n';
 573         return retval;
 574 }
 575
 576 void InsetLayout::readArgument(Lexer & lex)
 577 {
 578         Layout::latexarg arg;
 579         arg.mandatory = false;
 580         arg.autoinsert = false;
 581         arg.insertcotext = false;
 582         bool error = false;
 583         bool finished = false;
 584         arg.font = inherit_font;
 585         arg.labelfont = inherit_font;
 586         arg.is_toc_caption = false;
 587         arg.passthru = PT_INHERITED;
 588         string nr;
 589         lex >> nr;
 590         bool const postcmd = prefixIs(nr, "post:");
 591         while (!finished && lex.isOK() && !error) {
 592                 lex.next();
 593                 string const tok = ascii_lowercase(lex.getString());
 594
 595                 if (tok.empty()) {
 596                         continue;
 597                 } else if (tok == "endargument") {
 598                         finished = true;
 599                 } else if (tok == "labelstring") {
 600                         lex.next();
 601                         arg.labelstring = lex.getDocString();
 602                 } else if (tok == "menustring") {
 603                         lex.next();
 604                         arg.menustring = lex.getDocString();
 605                 } else if (tok == "mandatory") {
 606                         lex.next();
 607                         arg.mandatory = lex.getBool();
 608                 } else if (tok == "autoinsert") {
 609                         lex.next();
 610                         arg.autoinsert = lex.getBool();
 611                 } else if (tok == "insertcotext") {
 612                         lex.next();
 613                         arg.insertcotext = lex.getBool();
 614                 } else if (tok == "leftdelim") {
 615                         lex.next();
 616                         arg.ldelim = lex.getDocString();
 617                         arg.ldelim = subst(arg.ldelim,
 618                                                     from_ascii("<br/>"), from_ascii("\n"));
 619                 } else if (tok == "rightdelim") {
 620                         lex.next();
 621                         arg.rdelim = lex.getDocString();
 622                         arg.rdelim = subst(arg.rdelim,
 623                                                     from_ascii("<br/>"), from_ascii("\n"));
 624                 } else if (tok == "defaultarg") {
 625                         lex.next();
 626                         arg.defaultarg = lex.getDocString();
 627                 } else if (tok == "presetarg") {
 628                         lex.next();
 629                         arg.presetarg = lex.getDocString();
 630                 } else if (tok == "tooltip") {
 631                         lex.next();
 632                         arg.tooltip = lex.getDocString();
 633                 } else if (tok == "requires") {
 634                         lex.next();
 635                         arg.requires = lex.getString();
 636                 } else if (tok == "decoration") {
 637                         lex.next();
 638                         arg.decoration = lex.getString();
 639                 } else if (tok == "font") {
 640                         arg.font = lyxRead(lex, arg.font);
 641                 } else if (tok == "labelfont") {
 642                         arg.labelfont = lyxRead(lex, arg.labelfont);
 643                 } else if (tok == "passthruchars") {
 644                         lex.next();
 645                         arg.pass_thru_chars = lex.getDocString();
 646                 } else if (tok == "passthru") {
 647                         lex.next();
 648                         docstring value = lex.getDocString();
 649                         if (value == "true" || value == "1")
 650                                 arg.passthru = PT_TRUE;
 651                         else if (value == "false" || value == "0")
 652                                 arg.passthru = PT_FALSE;
 653                         else
 654                                 arg.passthru = PT_INHERITED;
 655                 } else if (tok == "istoccaption") {
 656                         lex.next();
 657                         arg.is_toc_caption = lex.getBool();
 658                 } else {
 659                         lex.printError("Unknown tag");
 660                         error = true;
 661                 }
 662         }
 663         if (arg.labelstring.empty())
 664                 LYXERR0("Incomplete Argument definition!");
 665         else if (postcmd)
 666                 postcommandargs_[nr] = arg;
 667         else
 668                 latexargs_[nr] = arg;
 669 }
 670
 671
 672 Layout::LaTeXArgMap InsetLayout::args() const
 673 {
 674         Layout::LaTeXArgMap args = latexargs_;
 675         if (!postcommandargs_.empty())
 676                 args.insert(postcommandargs_.begin(), postcommandargs_.end());
 677         return args;
 678 }
 679
 680
 681 unsigned int InsetLayout::optArgs() const
 682 {
 683         unsigned int nr = 0;
 684         Layout::LaTeXArgMap const args = InsetLayout::args();
 685         Layout::LaTeXArgMap::const_iterator it = args.begin();
 686         for (; it != args.end(); ++it) {
 687                 if (!(*it).second.mandatory)
 688                         ++nr;
 689         }
 690         return nr;
 691 }
 692
 693
 694 unsigned int InsetLayout::requiredArgs() const
 695 {
 696         unsigned int nr = 0;
 697         Layout::LaTeXArgMap const args = InsetLayout::args();
 698         Layout::LaTeXArgMap::const_iterator it = args.begin();
 699         for (; it != args.end(); ++it) {
 700                 if ((*it).second.mandatory)
 701                         ++nr;
 702         }
 703         return nr;
 704 }
 705
 706
 707 } //namespace lyx