src/paragraph_funcs.C

   1 /**
   2  * \file paragraph_funcs.C
   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  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "paragraph_funcs.h"
  14
  15 #include "buffer.h"
  16 #include "bufferparams.h"
  17
  18 #include "debug.h"
  19 #include "encoding.h"
  20 #include "errorlist.h"
  21 #include "factory.h"
  22 #include "gettext.h"
  23 #include "iterators.h"
  24 #include "language.h"
  25 #include "lyxlex.h"
  26 #include "lyxrc.h"
  27 #include "paragraph_pimpl.h"
  28 #include "sgml.h"
  29 #include "texrow.h"
  30 #include "vspace.h"
  31
  32 #include "insets/insetbibitem.h"
  33 #include "insets/insethfill.h"
  34 #include "insets/insetlatexaccent.h"
  35 #include "insets/insetline.h"
  36 #include "insets/insetnewline.h"
  37 #include "insets/insetpagebreak.h"
  38 #include "insets/insetoptarg.h"
  39 #include "insets/insetspace.h"
  40 #include "insets/insetspecialchar.h"
  41 #include "insets/insettabular.h"
  42
  43 #include "support/filetools.h"
  44 #include "support/lstrings.h"
  45 #include "support/lyxlib.h"
  46 #include "support/std_sstream.h"
  47
  48 #include <vector>
  49
  50 using lyx::pos_type;
  51
  52 using lyx::support::atoi;
  53 using lyx::support::bformat;
  54 using lyx::support::split;
  55 using lyx::support::subst;
  56
  57 using std::endl;
  58 using std::string;
  59 using std::vector;
  60 using std::istringstream;
  61 using std::ostream;
  62
  63 extern string bibitemWidest(Buffer const &);
  64
  65
  66 namespace {
  67
  68 bool moveItem(Paragraph & from, Paragraph & to,
  69         BufferParams const & params, pos_type i, pos_type j)
  70 {
  71         char const tmpchar = from.getChar(i);
  72         LyXFont tmpfont = from.getFontSettings(params, i);
  73
  74         if (tmpchar == Paragraph::META_INSET) {
  75                 InsetOld * tmpinset = 0;
  76                 if (from.getInset(i)) {
  77                         // the inset is not in a paragraph anymore
  78                         tmpinset = from.insetlist.release(i);
  79                 }
  80
  81                 if (!to.insetAllowed(tmpinset->lyxCode()))
  82                         return false;
  83                 to.insertInset(j, tmpinset, tmpfont);
  84         } else {
  85                 if (!to.checkInsertChar(tmpfont))
  86                         return false;
  87                 to.insertChar(j, tmpchar, tmpfont);
  88         }
  89         return true;
  90 }
  91
  92 }
  93
  94
  95 void breakParagraph(BufferParams const & bparams,
  96                     ParagraphList & paragraphs,
  97                     ParagraphList::iterator par,
  98                     pos_type pos,
  99                     int flag)
 100 {
 101         // create a new paragraph, and insert into the list
 102         ParagraphList::iterator tmp = paragraphs.insert(boost::next(par),
 103                                                         Paragraph());
 104
 105         // without doing that we get a crash when typing <Return> at the
 106         // end of a paragraph
 107         tmp->layout(bparams.getLyXTextClass().defaultLayout());
 108         // remember to set the inset_owner
 109         tmp->setInsetOwner(par->inInset());
 110
 111         if (bparams.tracking_changes)
 112                 tmp->trackChanges();
 113
 114         // this is an idea for a more userfriendly layout handling, I will
 115         // see what the users say
 116
 117         // layout stays the same with latex-environments
 118         if (flag) {
 119                 tmp->layout(par->layout());
 120                 tmp->setLabelWidthString(par->params().labelWidthString());
 121         }
 122
 123         bool const isempty = (par->allowEmpty() && par->empty());
 124
 125         if (!isempty && (par->size() > pos || par->empty() || flag == 2)) {
 126                 tmp->layout(par->layout());
 127                 tmp->params().align(par->params().align());
 128                 tmp->setLabelWidthString(par->params().labelWidthString());
 129
 130                 tmp->params().spaceBottom(par->params().spaceBottom());
 131                 par->params().spaceBottom(VSpace(VSpace::NONE));
 132
 133                 tmp->params().depth(par->params().depth());
 134                 tmp->params().noindent(par->params().noindent());
 135
 136                 // copy everything behind the break-position
 137                 // to the new paragraph
 138
 139 #ifdef WITH_WARNINGS
 140 #warning this seems wrong
 141 #endif
 142                 /* FIXME: if !keepempty, empty() == true, then we reach
 143                  * here with size() == 0. So pos_end becomes - 1. Why
 144                  * doesn't this cause problems ???
 145                  */
 146                 pos_type pos_end = par->size() - 1;
 147                 pos_type i = pos;
 148                 pos_type j = pos;
 149
 150                 for (; i <= pos_end; ++i) {
 151                         Change::Type change = par->lookupChange(i);
 152                         if (moveItem(*par, *tmp, bparams, i, j - pos)) {
 153                                 tmp->setChange(j - pos, change);
 154                                 ++j;
 155                         }
 156                 }
 157
 158                 for (i = pos_end; i >= pos; --i)
 159                         par->eraseIntern(i);
 160         }
 161
 162         if (pos)
 163                 return;
 164
 165         tmp->params().spaceTop(par->params().spaceTop());
 166         par->params().clear();
 167
 168         par->layout(bparams.getLyXTextClass().defaultLayout());
 169
 170         // layout stays the same with latex-environments
 171         if (flag) {
 172                 par->layout(tmp->layout());
 173                 par->setLabelWidthString(tmp->params().labelWidthString());
 174                 par->params().depth(tmp->params().depth());
 175         }
 176
 177         // subtle, but needed to get empty pars working right
 178         if (bparams.tracking_changes) {
 179                 if (!par->size()) {
 180                         par->cleanChanges();
 181                 } else if (!tmp->size()) {
 182                         tmp->cleanChanges();
 183                 }
 184         }
 185 }
 186
 187
 188 void breakParagraphConservative(BufferParams const & bparams,
 189                                 ParagraphList & paragraphs,
 190                                 ParagraphList::iterator par,
 191                                 pos_type pos)
 192 {
 193         // create a new paragraph
 194         ParagraphList::iterator tmp = paragraphs.insert(boost::next(par),
 195                                                         Paragraph());
 196         tmp->makeSameLayout(*par);
 197
 198         // When can pos > size()?
 199         // I guess pos == size() is possible.
 200         if (par->size() > pos) {
 201                 // copy everything behind the break-position to the new
 202                 // paragraph
 203                 pos_type pos_end = par->size() - 1;
 204
 205                 for (pos_type i = pos, j = pos; i <= pos_end; ++i)
 206                         if (moveItem(*par, *tmp, bparams, i, j - pos))
 207                                 ++j;
 208
 209                 for (pos_type k = pos_end; k >= pos; --k)
 210                         par->erase(k);
 211         }
 212 }
 213
 214
 215 void mergeParagraph(BufferParams const & bparams,
 216                     ParagraphList & paragraphs,
 217                     ParagraphList::iterator par)
 218 {
 219         ParagraphList::iterator the_next = boost::next(par);
 220
 221         // first the DTP-stuff
 222         par->params().spaceBottom(the_next->params().spaceBottom());
 223
 224         pos_type pos_end = the_next->size() - 1;
 225         pos_type pos_insert = par->size();
 226
 227         // ok, now copy the paragraph
 228         for (pos_type i = 0, j = 0; i <= pos_end; ++i)
 229                 if (moveItem(*the_next, *par, bparams, i, pos_insert + j))
 230                         ++j;
 231
 232         paragraphs.erase(the_next);
 233 }
 234
 235
 236 ParagraphList::iterator depthHook(ParagraphList::iterator pit,
 237                                   ParagraphList const & plist,
 238                                   Paragraph::depth_type depth)
 239 {
 240         ParagraphList::iterator newpit = pit;
 241         ParagraphList::iterator beg = const_cast<ParagraphList&>(plist).begin();
 242
 243         if (newpit != beg)
 244                 --newpit;
 245
 246         while (newpit != beg && newpit->getDepth() > depth) {
 247                 --newpit;
 248         }
 249
 250         if (newpit->getDepth() > depth)
 251                 return pit;
 252
 253         return newpit;
 254 }
 255
 256
 257 ParagraphList::iterator outerHook(ParagraphList::iterator pit,
 258                                   ParagraphList const & plist)
 259 {
 260         if (!pit->getDepth())
 261                 return const_cast<ParagraphList&>(plist).end();
 262         return depthHook(pit, plist,
 263                          Paragraph::depth_type(pit->getDepth() - 1));
 264 }
 265
 266
 267 bool isFirstInSequence(ParagraphList::iterator pit,
 268                        ParagraphList const & plist)
 269 {
 270         ParagraphList::iterator dhook = depthHook(pit, plist, pit->getDepth());
 271         return (dhook == pit
 272                 || dhook->layout() != pit->layout()
 273                 || dhook->getDepth() != pit->getDepth());
 274 }
 275
 276
 277 int getEndLabel(ParagraphList::iterator p, ParagraphList const & plist)
 278 {
 279         ParagraphList::iterator pit = p;
 280         Paragraph::depth_type par_depth = p->getDepth();
 281         while (pit != const_cast<ParagraphList&>(plist).end()) {
 282                 LyXLayout_ptr const & layout = pit->layout();
 283                 int const endlabeltype = layout->endlabeltype;
 284
 285                 if (endlabeltype != END_LABEL_NO_LABEL) {
 286                         if (boost::next(p) == const_cast<ParagraphList&>(plist).end())
 287                                 return endlabeltype;
 288
 289                         Paragraph::depth_type const next_depth = boost::next(p)->getDepth();
 290                         if (par_depth > next_depth ||
 291                             (par_depth == next_depth &&
 292                              layout != boost::next(p)->layout()))
 293                                 return endlabeltype;
 294                         break;
 295                 }
 296                 if (par_depth == 0)
 297                         break;
 298                 pit = outerHook(pit, plist);
 299                 if (pit != const_cast<ParagraphList&>(plist).end())
 300                         par_depth = pit->getDepth();
 301         }
 302         return END_LABEL_NO_LABEL;
 303 }
 304
 305
 306 namespace {
 307
 308 ParagraphList::iterator
 309 TeXEnvironment(Buffer const & buf,
 310                ParagraphList const & paragraphs,
 311                ParagraphList::iterator pit,
 312                ostream & os, TexRow & texrow,
 313                LatexRunParams const & runparams);
 314
 315 ParagraphList::iterator
 316 TeXOnePar(Buffer const & buf,
 317           ParagraphList const & paragraphs,
 318           ParagraphList::iterator pit,
 319           ostream & os, TexRow & texrow,
 320           LatexRunParams const & runparams,
 321           string const & everypar = string());
 322
 323
 324 ParagraphList::iterator
 325 TeXDeeper(Buffer const & buf,
 326           ParagraphList const & paragraphs,
 327           ParagraphList::iterator pit,
 328           ostream & os, TexRow & texrow,
 329           LatexRunParams const & runparams)
 330 {
 331         lyxerr[Debug::LATEX] << "TeXDeeper...     " << &*pit << endl;
 332         ParagraphList::iterator par = pit;
 333
 334         while (par != const_cast<ParagraphList&>(paragraphs).end() &&
 335                      par->params().depth() == pit->params().depth()) {
 336                 if (par->layout()->isEnvironment()) {
 337                         par = TeXEnvironment(buf, paragraphs, par,
 338                                              os, texrow, runparams);
 339                 } else {
 340                         par = TeXOnePar(buf, paragraphs, par,
 341                                              os, texrow, runparams);
 342                 }
 343         }
 344         lyxerr[Debug::LATEX] << "TeXDeeper...done " << &*par << endl;
 345
 346         return par;
 347 }
 348
 349
 350 ParagraphList::iterator
 351 TeXEnvironment(Buffer const & buf,
 352                ParagraphList const & paragraphs,
 353                ParagraphList::iterator pit,
 354                ostream & os, TexRow & texrow,
 355                LatexRunParams const & runparams)
 356 {
 357         lyxerr[Debug::LATEX] << "TeXEnvironment...     " << &*pit << endl;
 358
 359         BufferParams const & bparams = buf.params();
 360
 361         LyXLayout_ptr const & style = pit->layout();
 362
 363         Language const * language = pit->getParLanguage(bparams);
 364         Language const * doc_language = bparams.language;
 365         Language const * previous_language =
 366                 (pit != const_cast<ParagraphList&>(paragraphs).begin())
 367                 ? boost::prior(pit)->getParLanguage(bparams)
 368                 : doc_language;
 369         if (language->babel() != previous_language->babel()) {
 370
 371                 if (!lyxrc.language_command_end.empty() &&
 372                     previous_language->babel() != doc_language->babel()) {
 373                         os << subst(lyxrc.language_command_end, "$$lang",
 374                                     previous_language->babel())
 375                            << endl;
 376                         texrow.newline();
 377                 }
 378
 379                 if (lyxrc.language_command_end.empty() ||
 380                     language->babel() != doc_language->babel()) {
 381                         os << subst(lyxrc.language_command_begin, "$$lang",
 382                                     language->babel())
 383                            << endl;
 384                         texrow.newline();
 385                 }
 386         }
 387
 388         bool leftindent_open = false;
 389         if (!pit->params().leftIndent().zero()) {
 390                 os << "\\begin{LyXParagraphLeftIndent}{" <<
 391                         pit->params().leftIndent().asLatexString() << "}\n";
 392                 texrow.newline();
 393                 leftindent_open = true;
 394         }
 395
 396         if (style->isEnvironment()) {
 397                 if (style->latextype == LATEX_LIST_ENVIRONMENT) {
 398                         os << "\\begin{" << style->latexname() << "}{"
 399                            << pit->params().labelWidthString() << "}\n";
 400                 } else if (style->labeltype == LABEL_BIBLIO) {
 401                         // ale970405
 402                         os << "\\begin{" << style->latexname() << "}{"
 403                            <<  bibitemWidest(buf)
 404                            << "}\n";
 405                 } else if (style->latextype == LATEX_ITEM_ENVIRONMENT) {
 406                         os << "\\begin{" << style->latexname() << '}'
 407                            << style->latexparam() << '\n';
 408                 } else
 409                         os << "\\begin{" << style->latexname() << '}'
 410                            << style->latexparam() << '\n';
 411                 texrow.newline();
 412         }
 413         ParagraphList::iterator par = pit;
 414         do {
 415                 par = TeXOnePar(buf, paragraphs, par, os, texrow, runparams);
 416
 417                 if (par != const_cast<ParagraphList&>(paragraphs).end() && par->params().depth() > pit->params().depth()) {
 418                             if (par->layout()->isParagraph()) {
 419
 420                             // Thinko!
 421                             // How to handle this? (Lgb)
 422                             //&& !suffixIs(os, "\n\n")
 423                                     //) {
 424                                 // There should be at least one '\n' already
 425                                 // but we need there to be two for Standard
 426                                 // paragraphs that are depth-increment'ed to be
 427                                 // output correctly.  However, tables can
 428                                 // also be paragraphs so don't adjust them.
 429                                 // ARRae
 430                                 // Thinkee:
 431                                 // Will it ever harm to have one '\n' too
 432                                 // many? i.e. that we sometimes will have
 433                                 // three in a row. (Lgb)
 434                                 os << '\n';
 435                                 texrow.newline();
 436                         }
 437                         par = TeXDeeper(buf, paragraphs, par, os, texrow,
 438                                         runparams);
 439                 }
 440         } while (par != const_cast<ParagraphList&>(paragraphs).end()
 441                  && par->layout() == pit->layout()
 442                  && par->params().depth() == pit->params().depth()
 443                  && par->params().leftIndent() == pit->params().leftIndent());
 444
 445         if (style->isEnvironment()) {
 446                 os << "\\end{" << style->latexname() << "}\n";
 447                 texrow.newline();
 448         }
 449
 450         if (leftindent_open) {
 451                 os << "\\end{LyXParagraphLeftIndent}\n";
 452                 texrow.newline();
 453         }
 454
 455         lyxerr[Debug::LATEX] << "TeXEnvironment...done " << &*par << endl;
 456         return par;  // ale970302
 457 }
 458
 459
 460 InsetOptArg * optArgInset(Paragraph const & par)
 461 {
 462         // Find the entry.
 463         InsetList::const_iterator it = par.insetlist.begin();
 464         InsetList::const_iterator end = par.insetlist.end();
 465         for (; it != end; ++it) {
 466                 InsetOld * ins = it->inset;
 467                 if (ins->lyxCode() == InsetOld::OPTARG_CODE) {
 468                         return static_cast<InsetOptArg *>(ins);
 469                 }
 470         }
 471         return 0;
 472 }
 473
 474
 475 ParagraphList::iterator
 476 TeXOnePar(Buffer const & buf,
 477           ParagraphList const & paragraphs,
 478           ParagraphList::iterator pit,
 479           ostream & os, TexRow & texrow,
 480           LatexRunParams const & runparams,
 481           string const & everypar)
 482 {
 483         lyxerr[Debug::LATEX] << "TeXOnePar...     " << &*pit << " '"
 484                 << everypar << "'" << endl;
 485         BufferParams const & bparams = buf.params();
 486
 487         InsetOld const * in = pit->inInset();
 488         bool further_blank_line = false;
 489         LyXLayout_ptr style;
 490
 491         // well we have to check if we are in an inset with unlimited
 492         // length (all in one row) if that is true then we don't allow
 493         // any special options in the paragraph and also we don't allow
 494         // any environment other then "Standard" to be valid!
 495         if (in == 0 || !in->forceDefaultParagraphs(in)) {
 496                 style = pit->layout();
 497
 498                 if (pit->params().startOfAppendix()) {
 499                         os << "\\appendix\n";
 500                         texrow.newline();
 501                 }
 502
 503                 if (!pit->params().spacing().isDefault()
 504                         && (pit == const_cast<ParagraphList&>(paragraphs).begin()
 505                             || !boost::prior(pit)->hasSameLayout(*pit)))
 506                 {
 507                         os << pit->params().spacing().writeEnvirBegin() << '\n';
 508                         texrow.newline();
 509                 }
 510
 511                 if (style->isCommand()) {
 512                         os << '\n';
 513                         texrow.newline();
 514                 }
 515
 516                 if (pit->params().spaceTop().kind() != VSpace::NONE) {
 517                         os << pit->params().spaceTop().asLatexCommand(bparams);
 518                         further_blank_line = true;
 519                 }
 520
 521                 if (further_blank_line) {
 522                         os << '\n';
 523                         texrow.newline();
 524                 }
 525         } else {
 526                 style = bparams.getLyXTextClass().defaultLayout();
 527         }
 528
 529         Language const * language = pit->getParLanguage(bparams);
 530         Language const * doc_language = bparams.language;
 531         Language const * previous_language =
 532                 (pit != const_cast<ParagraphList&>(paragraphs).begin())
 533                 ? boost::prior(pit)->getParLanguage(bparams)
 534                 : doc_language;
 535
 536         if (language->babel() != previous_language->babel()
 537             // check if we already put language command in TeXEnvironment()
 538             && !(style->isEnvironment()
 539                  && (pit == const_cast<ParagraphList&>(paragraphs).begin() ||
 540                      (boost::prior(pit)->layout() != pit->layout() &&
 541                       boost::prior(pit)->getDepth() <= pit->getDepth())
 542                      || boost::prior(pit)->getDepth() < pit->getDepth())))
 543         {
 544                 if (!lyxrc.language_command_end.empty() &&
 545                     previous_language->babel() != doc_language->babel())
 546                 {
 547                         os << subst(lyxrc.language_command_end, "$$lang",
 548                                     previous_language->babel())
 549                            << endl;
 550                         texrow.newline();
 551                 }
 552
 553                 if (lyxrc.language_command_end.empty() ||
 554                     language->babel() != doc_language->babel())
 555                 {
 556                         os << subst(lyxrc.language_command_begin, "$$lang",
 557                                     language->babel())
 558                            << endl;
 559                         texrow.newline();
 560                 }
 561         }
 562
 563         if (bparams.inputenc == "auto" &&
 564             language->encoding() != previous_language->encoding()) {
 565                 os << "\\inputencoding{"
 566                    << language->encoding()->LatexName()
 567                    << "}\n";
 568                 texrow.newline();
 569         }
 570
 571         switch (style->latextype) {
 572         case LATEX_COMMAND:
 573                 os << '\\' << style->latexname();
 574
 575                 // Separate handling of optional argument inset.
 576                 if (style->optionalargs == 1) {
 577                         InsetOptArg * it = optArgInset(*pit);
 578                         if (it)
 579                                 it->latexOptional(buf, os, runparams);
 580                 }
 581                 else
 582                         os << style->latexparam();
 583                 break;
 584         case LATEX_ITEM_ENVIRONMENT:
 585         case LATEX_LIST_ENVIRONMENT:
 586                 os << "\\item ";
 587                 break;
 588         case LATEX_BIB_ENVIRONMENT:
 589                 // ignore this, the inset will write itself
 590                 break;
 591         default:
 592                 break;
 593         }
 594
 595         os << everypar;
 596         bool need_par = pit->simpleTeXOnePar(buf, bparams,
 597                                              outerFont(pit, paragraphs),
 598                                              os, texrow, runparams);
 599
 600         // Make sure that \\par is done with the font of the last
 601         // character if this has another size as the default.
 602         // This is necessary because LaTeX (and LyX on the screen)
 603         // calculates the space between the baselines according
 604         // to this font. (Matthias)
 605         //
 606         // Is this really needed ? (Dekel)
 607         // We do not need to use to change the font for the last paragraph
 608         // or for a command.
 609         LyXFont const outerfont(outerFont(pit, paragraphs));
 610
 611         LyXFont const font =
 612                 (pit->empty()
 613                  ? pit->getLayoutFont(bparams, outerfont)
 614                  : pit->getFont(bparams, pit->size() - 1, outerfont));
 615
 616         bool is_command = style->isCommand();
 617
 618         if (style->resfont.size() != font.size()
 619             && boost::next(pit) != const_cast<ParagraphList&>(paragraphs).end()
 620             && !is_command) {
 621                 if (!need_par)
 622                         os << '{';
 623                 os << "\\" << font.latexSize() << " \\par}";
 624         } else if (need_par) {
 625                 os << "\\par}";
 626         } else if (is_command)
 627                 os << '}';
 628
 629         switch (style->latextype) {
 630         case LATEX_ITEM_ENVIRONMENT:
 631         case LATEX_LIST_ENVIRONMENT:
 632                 if (boost::next(pit) != const_cast<ParagraphList&>(paragraphs).end()
 633                     && (pit->params().depth() < boost::next(pit)->params().depth())) {
 634                         os << '\n';
 635                         texrow.newline();
 636                 }
 637                 break;
 638         case LATEX_ENVIRONMENT: {
 639                 // if its the last paragraph of the current environment
 640                 // skip it otherwise fall through
 641                 ParagraphList::iterator next = boost::next(pit);
 642
 643                 if (next != const_cast<ParagraphList&>(paragraphs).end()
 644                     && (next->layout() != pit->layout()
 645                         || next->params().depth() != pit->params().depth()))
 646                         break;
 647         }
 648
 649                 // fall through possible
 650         default:
 651                 // we don't need it for the last paragraph!!!
 652                 if (boost::next(pit) != const_cast<ParagraphList&>(paragraphs).end()) {
 653                         os << '\n';
 654                         texrow.newline();
 655                 }
 656         }
 657
 658         if (in == 0 || !in->forceDefaultParagraphs(in)) {
 659                 further_blank_line = false;
 660
 661                 if (pit->params().spaceBottom().kind() != VSpace::NONE) {
 662                         os << pit->params().spaceBottom().asLatexCommand(bparams);
 663                         further_blank_line = true;
 664                 }
 665
 666                 if (further_blank_line) {
 667                         os << '\n';
 668                         texrow.newline();
 669                 }
 670
 671                 if (!pit->params().spacing().isDefault()
 672                         && (boost::next(pit) == const_cast<ParagraphList&>(paragraphs).end()
 673                             || !boost::next(pit)->hasSameLayout(*pit)))
 674                 {
 675                         os << pit->params().spacing().writeEnvirEnd() << '\n';
 676                         texrow.newline();
 677                 }
 678         }
 679
 680         // we don't need it for the last paragraph!!!
 681         if (boost::next(pit) != const_cast<ParagraphList&>(paragraphs).end()) {
 682                 os << '\n';
 683                 texrow.newline();
 684         } else {
 685                 // Since \selectlanguage write the language to the aux file,
 686                 // we need to reset the language at the end of footnote or
 687                 // float.
 688
 689                 if (language->babel() != doc_language->babel()) {
 690                         if (lyxrc.language_command_end.empty())
 691                                 os << subst(lyxrc.language_command_begin,
 692                                             "$$lang",
 693                                             doc_language->babel())
 694                                    << endl;
 695                         else
 696                                 os << subst(lyxrc.language_command_end,
 697                                             "$$lang",
 698                                             language->babel())
 699                                    << endl;
 700                         texrow.newline();
 701                 }
 702         }
 703
 704         lyxerr[Debug::LATEX] << "TeXOnePar...done " << &*boost::next(pit) << endl;
 705         return ++pit;
 706 }
 707
 708 } // anon namespace
 709
 710
 711 //
 712 // LaTeX all paragraphs from par to endpar, if endpar == 0 then to the end
 713 //
 714 void latexParagraphs(Buffer const & buf,
 715                      ParagraphList const & paragraphs,
 716                      ostream & os,
 717                      TexRow & texrow,
 718                      LatexRunParams const & runparams,
 719                      string const & everypar)
 720 {
 721         bool was_title = false;
 722         bool already_title = false;
 723         LyXTextClass const & tclass = buf.params().getLyXTextClass();
 724         ParagraphList::iterator par = const_cast<ParagraphList&>(paragraphs).begin();
 725         ParagraphList::iterator endpar = const_cast<ParagraphList&>(paragraphs).end();
 726
 727         // if only_body
 728         while (par != endpar) {
 729                 InsetOld * in = par->inInset();
 730                 // well we have to check if we are in an inset with unlimited
 731                 // length (all in one row) if that is true then we don't allow
 732                 // any special options in the paragraph and also we don't allow
 733                 // any environment other then "Standard" to be valid!
 734                 if (in == 0 || !in->forceDefaultParagraphs(in)) {
 735                         LyXLayout_ptr const & layout = par->layout();
 736
 737                         if (layout->intitle) {
 738                                 if (already_title) {
 739                                         lyxerr <<"Error in latexParagraphs: You"
 740                                                 " should not mix title layouts"
 741                                                 " with normal ones." << endl;
 742                                 } else if (!was_title) {
 743                                         was_title = true;
 744                                         if (tclass.titletype() == TITLE_ENVIRONMENT) {
 745                                                 os << "\\begin{"
 746                                                     << tclass.titlename()
 747                                                     << "}\n";
 748                                                 texrow.newline();
 749                                         }
 750                                 }
 751                         } else if (was_title && !already_title) {
 752                                 if (tclass.titletype() == TITLE_ENVIRONMENT) {
 753                                         os << "\\end{" << tclass.titlename()
 754                                             << "}\n";
 755                                 }
 756                                 else {
 757                                         os << "\\" << tclass.titlename()
 758                                             << "\n";
 759                                 }
 760                                 texrow.newline();
 761                                 already_title = true;
 762                                 was_title = false;
 763                         }
 764
 765                         if (layout->is_environment) {
 766                                 par = TeXOnePar(buf, paragraphs, par, os, texrow,
 767                                                 runparams, everypar);
 768                         } else if (layout->isEnvironment() ||
 769                                 !par->params().leftIndent().zero())
 770                         {
 771                                 par = TeXEnvironment(buf, paragraphs, par, os,
 772                                                      texrow, runparams);
 773                         } else {
 774                                 par = TeXOnePar(buf, paragraphs, par, os, texrow,
 775                                                 runparams, everypar);
 776                         }
 777                 } else {
 778                         par = TeXOnePar(buf, paragraphs, par, os, texrow,
 779                                         runparams, everypar);
 780                 }
 781         }
 782         // It might be that we only have a title in this document
 783         if (was_title && !already_title) {
 784                 if (tclass.titletype() == TITLE_ENVIRONMENT) {
 785                         os << "\\end{" << tclass.titlename()
 786                             << "}\n";
 787                 }
 788                 else {
 789                         os << "\\" << tclass.titlename()
 790                             << "\n";
 791                                 }
 792                 texrow.newline();
 793         }
 794 }
 795
 796
 797 void linuxdocParagraphs(Buffer const & buf,
 798                         ParagraphList const & paragraphs,
 799                         ostream & os)
 800 {
 801
 802         Paragraph::depth_type depth = 0; // paragraph depth
 803         string item_name;
 804         vector<string> environment_stack(5);
 805
 806         ParagraphList::iterator pit = const_cast<ParagraphList&>(paragraphs).begin();
 807         ParagraphList::iterator pend = const_cast<ParagraphList&>(paragraphs).end();
 808         for (; pit != pend; ++pit) {
 809                 LyXLayout_ptr const & style = pit->layout();
 810                 // treat <toc> as a special case for compatibility with old code
 811                 if (pit->isInset(0)) {
 812                         InsetOld * inset = pit->getInset(0);
 813                         InsetOld::Code lyx_code = inset->lyxCode();
 814                         if (lyx_code == InsetOld::TOC_CODE) {
 815                                 string const temp = "toc";
 816                                 sgml::openTag(os, depth, false, temp);
 817                                 continue;
 818                         }
 819                 }
 820
 821                 // environment tag closing
 822                 for (; depth > pit->params().depth(); --depth) {
 823                         sgml::closeTag(os, depth, false, environment_stack[depth]);
 824                         environment_stack[depth].erase();
 825                 }
 826
 827                 // write opening SGML tags
 828                 switch (style->latextype) {
 829                 case LATEX_PARAGRAPH:
 830                         if (depth == pit->params().depth()
 831                            && !environment_stack[depth].empty()) {
 832                                 sgml::closeTag(os, depth, false, environment_stack[depth]);
 833                                 environment_stack[depth].erase();
 834                                 if (depth)
 835                                         --depth;
 836                                 else
 837                                         os << "</p>";
 838                         }
 839                         sgml::openTag(os, depth, false, style->latexname());
 840                         break;
 841
 842                 case LATEX_COMMAND:
 843                         if (depth != 0)
 844                                 //error(ErrorItem(_("Error:"), _("Wrong depth for LatexType Command.\n"), pit->id(), 0, pit->size()));
 845                                 ;
 846
 847                         if (!environment_stack[depth].empty()) {
 848                                 sgml::closeTag(os, depth, false, environment_stack[depth]);
 849                                 os << "</p>";
 850                         }
 851
 852                         environment_stack[depth].erase();
 853                         sgml::openTag(os, depth, false, style->latexname());
 854                         break;
 855
 856                 case LATEX_ENVIRONMENT:
 857                 case LATEX_ITEM_ENVIRONMENT:
 858                 case LATEX_BIB_ENVIRONMENT:
 859                 {
 860                         string const & latexname = style->latexname();
 861
 862                         if (depth == pit->params().depth()
 863                             && environment_stack[depth] != latexname) {
 864                                 sgml::closeTag(os, depth, false,
 865                                              environment_stack[depth]);
 866                                 environment_stack[depth].erase();
 867                         }
 868                         if (depth < pit->params().depth()) {
 869                                depth = pit->params().depth();
 870                                environment_stack[depth].erase();
 871                         }
 872                         if (environment_stack[depth] != latexname) {
 873                                 if (depth == 0) {
 874                                         sgml::openTag(os, depth, false, "p");
 875                                 }
 876                                 sgml::openTag(os, depth, false, latexname);
 877
 878                                 if (environment_stack.size() == depth + 1)
 879                                         environment_stack.push_back("!-- --");
 880                                 environment_stack[depth] = latexname;
 881                         }
 882
 883                         if (style->latexparam() == "CDATA")
 884                                 os << "<![CDATA[";
 885
 886                         if (style->latextype == LATEX_ENVIRONMENT) break;
 887
 888                         if (style->labeltype == LABEL_MANUAL)
 889                                 item_name = "tag";
 890                         else
 891                                 item_name = "item";
 892
 893                         sgml::openTag(os, depth + 1, false, item_name);
 894                 }
 895                 break;
 896
 897                 default:
 898                         sgml::openTag(os, depth, false, style->latexname());
 899                         break;
 900                 }
 901
 902                 pit->simpleLinuxDocOnePar(buf, os, outerFont(pit, paragraphs), depth);
 903
 904                 os << "\n";
 905                 // write closing SGML tags
 906                 switch (style->latextype) {
 907                 case LATEX_COMMAND:
 908                         break;
 909                 case LATEX_ENVIRONMENT:
 910                 case LATEX_ITEM_ENVIRONMENT:
 911                 case LATEX_BIB_ENVIRONMENT:
 912                         if (style->latexparam() == "CDATA")
 913                                 os << "]]>";
 914                         break;
 915                 default:
 916                         sgml::closeTag(os, depth, false, style->latexname());
 917                         break;
 918                 }
 919         }
 920
 921         // Close open tags
 922         for (int i = depth; i >= 0; --i)
 923                 sgml::closeTag(os, depth, false, environment_stack[i]);
 924 }
 925
 926
 927 void docbookParagraphs(Buffer const & buf,
 928                        ParagraphList const & paragraphs,
 929                        ostream & os)
 930 {
 931         vector<string> environment_stack(10);
 932         vector<string> environment_inner(10);
 933         vector<string> command_stack(10);
 934
 935         bool command_flag = false;
 936         Paragraph::depth_type command_depth = 0;
 937         Paragraph::depth_type command_base = 0;
 938         Paragraph::depth_type cmd_depth = 0;
 939         Paragraph::depth_type depth = 0; // paragraph depth
 940
 941         string item_name;
 942         string command_name;
 943
 944         ParagraphList::iterator par = const_cast<ParagraphList&>(paragraphs).begin();
 945         ParagraphList::iterator pend = const_cast<ParagraphList&>(paragraphs).end();
 946
 947         for (; par != pend; ++par) {
 948                 string sgmlparam;
 949                 string c_depth;
 950                 string c_params;
 951                 int desc_on = 0; // description mode
 952
 953                 LyXLayout_ptr const & style = par->layout();
 954
 955                 // environment tag closing
 956                 for (; depth > par->params().depth(); --depth) {
 957                         if (!environment_inner[depth].empty())
 958                         sgml::closeEnvTags(os, false, environment_inner[depth],
 959                                         command_depth + depth);
 960                         sgml::closeTag(os, depth + command_depth, false, environment_stack[depth]);
 961                         environment_stack[depth].erase();
 962                         environment_inner[depth].erase();
 963                 }
 964
 965                 if (depth == par->params().depth()
 966                    && environment_stack[depth] != style->latexname()
 967                    && !environment_stack[depth].empty()) {
 968                                 sgml::closeEnvTags(os, false, environment_inner[depth],
 969                                         command_depth + depth);
 970                         sgml::closeTag(os, depth + command_depth, false, environment_stack[depth]);
 971
 972                         environment_stack[depth].erase();
 973                         environment_inner[depth].erase();
 974                 }
 975
 976                 // Write opening SGML tags.
 977                 switch (style->latextype) {
 978                 case LATEX_PARAGRAPH:
 979                         sgml::openTag(os, depth + command_depth,
 980                                     false, style->latexname());
 981                         break;
 982
 983                 case LATEX_COMMAND:
 984                         if (depth != 0)
 985                                 //error(ErrorItem(_("Error"), _("Wrong depth for LatexType Command."), par->id(), 0, par->size()));
 986                                 ;
 987
 988                         command_name = style->latexname();
 989
 990                         sgmlparam = style->latexparam();
 991                         c_params = split(sgmlparam, c_depth,'|');
 992
 993                         cmd_depth = atoi(c_depth);
 994
 995                         if (command_flag) {
 996                                 if (cmd_depth < command_base) {
 997                                         for (Paragraph::depth_type j = command_depth;
 998                                              j >= command_base; --j) {
 999                                                 sgml::closeTag(os, j, false, command_stack[j]);
1000                                                 os << endl;
1001                                         }
1002                                         command_depth = command_base = cmd_depth;
1003                                 } else if (cmd_depth <= command_depth) {
1004                                         for (int j = command_depth;
1005                                              j >= int(cmd_depth); --j) {
1006                                                 sgml::closeTag(os, j, false, command_stack[j]);
1007                                                 os << endl;
1008                                         }
1009                                         command_depth = cmd_depth;
1010                                 } else
1011                                         command_depth = cmd_depth;
1012                         } else {
1013                                 command_depth = command_base = cmd_depth;
1014                                 command_flag = true;
1015                         }
1016                         if (command_stack.size() == command_depth + 1)
1017                                 command_stack.push_back(string());
1018                         command_stack[command_depth] = command_name;
1019
1020                         // treat label as a special case for
1021                         // more WYSIWYM handling.
1022                         // This is a hack while paragraphs can't have
1023                         // attributes, like id in this case.
1024                         if (par->isInset(0)) {
1025                                 InsetOld * inset = par->getInset(0);
1026                                 InsetOld::Code lyx_code = inset->lyxCode();
1027                                 if (lyx_code == InsetOld::LABEL_CODE) {
1028                                         command_name += " id=\"";
1029                                         command_name += (static_cast<InsetCommand *>(inset))->getContents();
1030                                         command_name += '"';
1031                                         desc_on = 3;
1032                                 }
1033                         }
1034
1035                         sgml::openTag(os, depth + command_depth, false, command_name);
1036
1037                         item_name = c_params.empty() ? "title" : c_params;
1038                         sgml::openTag(os, depth + 1 + command_depth, false, item_name);
1039                         break;
1040
1041                 case LATEX_ENVIRONMENT:
1042                 case LATEX_ITEM_ENVIRONMENT:
1043                         if (depth < par->params().depth()) {
1044                                 depth = par->params().depth();
1045                                 environment_stack[depth].erase();
1046                         }
1047
1048                         if (environment_stack[depth] != style->latexname()) {
1049                                 if (environment_stack.size() == depth + 1) {
1050                                         environment_stack.push_back("!-- --");
1051                                         environment_inner.push_back("!-- --");
1052                                 }
1053                                 environment_stack[depth] = style->latexname();
1054                                 environment_inner[depth] = "!-- --";
1055                                 sgml::openTag(os, depth + command_depth, false, environment_stack[depth]);
1056                         } else {
1057                                         sgml::closeEnvTags(os, false, environment_inner[depth],
1058                                                 command_depth + depth);
1059                         }
1060
1061                         if (style->latextype == LATEX_ENVIRONMENT) {
1062                                 if (!style->latexparam().empty()) {
1063                                         if (style->latexparam() == "CDATA")
1064                                                 os << "<![CDATA[";
1065                                         else
1066                                                 sgml::openTag(os, depth + command_depth, false, style->latexparam());
1067                                 }
1068                                 break;
1069                         }
1070
1071                         desc_on = (style->labeltype == LABEL_MANUAL);
1072
1073                         environment_inner[depth] = desc_on ? "varlistentry" : "listitem";
1074                         sgml::openTag(os, depth + 1 + command_depth,
1075                                     false, environment_inner[depth]);
1076
1077                         item_name = desc_on ? "term" : "para";
1078                         sgml::openTag(os, depth + 1 + command_depth,
1079                                     false, item_name);
1080                         break;
1081                 default:
1082                         sgml::openTag(os, depth + command_depth,
1083                                     false, style->latexname());
1084                         break;
1085                 }
1086
1087                 par->simpleDocBookOnePar(buf, os, outerFont(par, paragraphs), desc_on,
1088                                     depth + 1 + command_depth);
1089
1090                 string end_tag;
1091                 // write closing SGML tags
1092                 switch (style->latextype) {
1093                 case LATEX_COMMAND:
1094                         end_tag = c_params.empty() ? "title" : c_params;
1095                         sgml::closeTag(os, depth + command_depth,
1096                                      false, end_tag);
1097                         break;
1098                 case LATEX_ENVIRONMENT:
1099                         if (!style->latexparam().empty()) {
1100                                 if (style->latexparam() == "CDATA")
1101                                         os << "]]>";
1102                                 else
1103                                         sgml::closeTag(os, depth + command_depth, false, style->latexparam());
1104                         }
1105                         break;
1106                 case LATEX_ITEM_ENVIRONMENT:
1107                         if (desc_on == 1) break;
1108                         end_tag = "para";
1109                         sgml::closeTag(os, depth + 1 + command_depth, false, end_tag);
1110                         break;
1111                 case LATEX_PARAGRAPH:
1112                         sgml::closeTag(os, depth + command_depth, false, style->latexname());
1113                         break;
1114                 default:
1115                         sgml::closeTag(os, depth + command_depth, false, style->latexname());
1116                         break;
1117                 }
1118         }
1119
1120         // Close open tags
1121         for (int d = depth; d >= 0; --d) {
1122                 if (!environment_stack[depth].empty()) {
1123                                 sgml::closeEnvTags(os, false, environment_inner[depth],
1124                                         command_depth + depth);
1125                 }
1126         }
1127
1128         for (int j = command_depth; j >= 0 ; --j)
1129                 if (!command_stack[j].empty()) {
1130                         sgml::closeTag(os, j, false, command_stack[j]);
1131                         os << endl;
1132                 }
1133 }
1134
1135 namespace {
1136
1137 int readParToken(Buffer & buf, Paragraph & par, LyXLex & lex, string const & token)
1138 {
1139         static LyXFont font;
1140         static Change change;
1141
1142         BufferParams const & bp = buf.params();
1143
1144         if (token[0] != '\\') {
1145                 string::const_iterator cit = token.begin();
1146                 for (; cit != token.end(); ++cit) {
1147                         par.insertChar(par.size(), (*cit), font, change);
1148                 }
1149         } else if (token == "\\begin_layout") {
1150                 lex.eatLine();
1151                 string layoutname = lex.getString();
1152
1153                 font = LyXFont(LyXFont::ALL_INHERIT, bp.language);
1154                 change = Change();
1155
1156                 LyXTextClass const & tclass = bp.getLyXTextClass();
1157
1158                 if (layoutname.empty()) {
1159                         layoutname = tclass.defaultLayoutName();
1160                 }
1161
1162                 bool hasLayout = tclass.hasLayout(layoutname);
1163
1164                 if (!hasLayout) {
1165                         lyxerr << "Layout '" << layoutname << "' does not"
1166                                << " exist in textclass '" << tclass.name()
1167                                << "'." << endl;
1168                         lyxerr << "Trying to use default layout instead."
1169                                << endl;
1170                         layoutname = tclass.defaultLayoutName();
1171                 }
1172
1173                 par.layout(bp.getLyXTextClass()[layoutname]);
1174
1175                 // Test whether the layout is obsolete.
1176                 LyXLayout_ptr const & layout = par.layout();
1177                 if (!layout->obsoleted_by().empty())
1178                         par.layout(bp.getLyXTextClass()[layout->obsoleted_by()]);
1179
1180                 par.params().read(lex);
1181
1182         } else if (token == "\\end_layout") {
1183                 lyxerr << "Solitary \\end_layout in line " << lex.getLineNo() << "\n"
1184                        << "Missing \\begin_layout?.\n";
1185         } else if (token == "\\end_inset") {
1186                 lyxerr << "Solitary \\end_inset in line " << lex.getLineNo() << "\n"
1187                        << "Missing \\begin_inset?.\n";
1188         } else if (token == "\\begin_inset") {
1189                 InsetOld * inset = readInset(lex, buf);
1190                 if (inset)
1191                         par.insertInset(par.size(), inset, font, change);
1192                 else {
1193                         lex.eatLine();
1194                         string line = lex.getString();
1195                         buf.error(ErrorItem(_("Unknown Inset"), line,
1196                                             buf.paragraphs().back().id(),
1197                                             0, par.size()));
1198                         return 1;
1199                 }
1200         } else if (token == "\\family") {
1201                 lex.next();
1202                 font.setLyXFamily(lex.getString());
1203         } else if (token == "\\series") {
1204                 lex.next();
1205                 font.setLyXSeries(lex.getString());
1206         } else if (token == "\\shape") {
1207                 lex.next();
1208                 font.setLyXShape(lex.getString());
1209         } else if (token == "\\size") {
1210                 lex.next();
1211                 font.setLyXSize(lex.getString());
1212         } else if (token == "\\lang") {
1213                 lex.next();
1214                 string const tok = lex.getString();
1215                 Language const * lang = languages.getLanguage(tok);
1216                 if (lang) {
1217                         font.setLanguage(lang);
1218                 } else {
1219                         font.setLanguage(bp.language);
1220                         lex.printError("Unknown language `$$Token'");
1221                 }
1222         } else if (token == "\\numeric") {
1223                 lex.next();
1224                 font.setNumber(font.setLyXMisc(lex.getString()));
1225         } else if (token == "\\emph") {
1226                 lex.next();
1227                 font.setEmph(font.setLyXMisc(lex.getString()));
1228         } else if (token == "\\bar") {
1229                 lex.next();
1230                 string const tok = lex.getString();
1231
1232                 if (tok == "under")
1233                         font.setUnderbar(LyXFont::ON);
1234                 else if (tok == "no")
1235                         font.setUnderbar(LyXFont::OFF);
1236                 else if (tok == "default")
1237                         font.setUnderbar(LyXFont::INHERIT);
1238                 else
1239                         lex.printError("Unknown bar font flag "
1240                                        "`$$Token'");
1241         } else if (token == "\\noun") {
1242                 lex.next();
1243                 font.setNoun(font.setLyXMisc(lex.getString()));
1244         } else if (token == "\\color") {
1245                 lex.next();
1246                 font.setLyXColor(lex.getString());
1247         } else if (token == "\\InsetSpace" || token == "\\SpecialChar") {
1248
1249                 // Insets don't make sense in a free-spacing context! ---Kayvan
1250                 if (par.isFreeSpacing()) {
1251                         if (token == "\\InsetSpace")
1252                                 par.insertChar(par.size(), ' ', font, change);
1253                         else if (lex.isOK()) {
1254                                 lex.next();
1255                                 string const next_token = lex.getString();
1256                                 if (next_token == "\\-")
1257                                         par.insertChar(par.size(), '-', font, change);
1258                                 else {
1259                                         lex.printError("Token `$$Token' "
1260                                                        "is in free space "
1261                                                        "paragraph layout!");
1262                                 }
1263                         }
1264                 } else {
1265                         InsetOld * inset = 0;
1266                         if (token == "\\SpecialChar" )
1267                                 inset = new InsetSpecialChar;
1268                         else
1269                                 inset = new InsetSpace;
1270                         inset->read(buf, lex);
1271                         par.insertInset(par.size(), inset, font, change);
1272                 }
1273         } else if (token == "\\i") {
1274                 InsetOld * inset = new InsetLatexAccent;
1275                 inset->read(buf, lex);
1276                 par.insertInset(par.size(), inset, font, change);
1277         } else if (token == "\\backslash") {
1278                 par.insertChar(par.size(), '\\', font, change);
1279         } else if (token == "\\newline") {
1280                 InsetOld * inset = new InsetNewline;
1281                 inset->read(buf, lex);
1282                 par.insertInset(par.size(), inset, font, change);
1283         } else if (token == "\\LyXTable") {
1284                 InsetOld * inset = new InsetTabular(buf);
1285                 inset->read(buf, lex);
1286                 par.insertInset(par.size(), inset, font, change);
1287         } else if (token == "\\bibitem") {
1288                 InsetCommandParams p("bibitem", "dummy");
1289                 InsetBibitem * inset = new InsetBibitem(p);
1290                 inset->read(buf, lex);
1291                 par.insertInset(par.size(), inset, font, change);
1292         } else if (token == "\\hfill") {
1293                 par.insertInset(par.size(), new InsetHFill, font, change);
1294         } else if (token == "\\lyxline") {
1295                 par.insertInset(par.size(), new InsetLine, font, change);
1296         } else if (token == "\\newpage") {
1297                 par.insertInset(par.size(), new InsetPagebreak, font, change);
1298         } else if (token == "\\change_unchanged") {
1299                 // Hack ! Needed for empty paragraphs :/
1300                 // FIXME: is it still ??
1301                 if (!par.size())
1302                         par.cleanChanges();
1303                 change = Change(Change::UNCHANGED);
1304         } else if (token == "\\change_inserted") {
1305                 lex.nextToken();
1306                 istringstream is(lex.getString());
1307                 int aid;
1308                 lyx::time_type ct;
1309                 is >> aid >> ct;
1310                 change = Change(Change::INSERTED, bp.author_map[aid], ct);
1311         } else if (token == "\\change_deleted") {
1312                 lex.nextToken();
1313                 istringstream is(lex.getString());
1314                 int aid;
1315                 lyx::time_type ct;
1316                 is >> aid >> ct;
1317                 change = Change(Change::DELETED, bp.author_map[aid], ct);
1318         } else {
1319                 lex.eatLine();
1320                 string const s = bformat(_("Unknown token: %1$s %2$s\n"),
1321                         token, lex.getString());
1322
1323                 buf.error(ErrorItem(_("Unknown token"), s,
1324                                     buf.paragraphs().back().id(),
1325                                     0, par.size()));
1326                 return 1;
1327         }
1328         return 0;
1329 }
1330
1331 }
1332
1333
1334 int readParagraph(Buffer & buf, Paragraph & par, LyXLex & lex)
1335 {
1336         int unknown = 0;
1337
1338         lex.nextToken();
1339         string token = lex.getString();
1340
1341         while (lex.isOK()) {
1342
1343                 unknown += readParToken(buf, par, lex, token);
1344
1345                 lex.nextToken();
1346                 token = lex.getString();
1347
1348                 if (token.empty())
1349                         continue;
1350
1351                 if (token == "\\end_layout") {
1352                         //Ok, paragraph finished
1353                         break;
1354                 }
1355
1356                 lyxerr[Debug::PARSER] << "Handling paragraph token: `"
1357                                       << token << '\'' << endl;
1358                 if (token == "\\begin_layout" || token == "\\end_document"
1359                     || token == "\\end_inset" || token == "\\begin_deeper"
1360                     || token == "\\end_deeper") {
1361                         lex.pushToken(token);
1362                         lyxerr << "Paragraph ended in line "
1363                                << lex.getLineNo() << "\n"
1364                                << "Missing \\end_layout.\n";
1365                         break;
1366                 }
1367         }
1368
1369         return unknown;
1370 }
1371
1372
1373 LyXFont const outerFont(ParagraphList::iterator pit,
1374                         ParagraphList const & plist)
1375 {
1376         Paragraph::depth_type par_depth = pit->getDepth();
1377         LyXFont tmpfont(LyXFont::ALL_INHERIT);
1378
1379         // Resolve against environment font information
1380         while (pit != const_cast<ParagraphList&>(plist).end() &&
1381                par_depth && !tmpfont.resolved()) {
1382                 pit = outerHook(pit, plist);
1383                 if (pit != const_cast<ParagraphList&>(plist).end()) {
1384                         tmpfont.realize(pit->layout()->font);
1385                         par_depth = pit->getDepth();
1386                 }
1387         }
1388
1389         return tmpfont;
1390 }
1391
1392
1393 ParagraphList::iterator outerPar(Buffer const & buf, InsetOld const * inset)
1394 {
1395         ParIterator pit = const_cast<Buffer &>(buf).par_iterator_begin();
1396         ParIterator end = const_cast<Buffer &>(buf).par_iterator_end();
1397         for ( ; pit != end; ++pit) {
1398
1399                 ParagraphList * plist;
1400                 // the second '=' below is intentional
1401                 for (int i = 0; (plist = inset->getParagraphs(i)); ++i)
1402                         if (plist == &pit.plist())
1403                                 return pit.outerPar();
1404
1405                 InsetList::iterator ii = pit->insetlist.begin();
1406                 InsetList::iterator iend = pit->insetlist.end();
1407                 for ( ; ii != iend; ++ii)
1408                         if (ii->inset == inset)
1409                                 return pit.outerPar();
1410         }
1411         lyxerr << "outerPar: should not happen" << endl;
1412         BOOST_ASSERT(false);
1413         return const_cast<Buffer &>(buf).paragraphs().end(); // shut up compiler
1414 }
1415
1416
1417 Paragraph const & ownerPar(Buffer const & buf, InsetOld const * inset)
1418 {
1419         ParConstIterator pit = buf.par_iterator_begin();
1420         ParConstIterator end = buf.par_iterator_end();
1421         for ( ; pit != end; ++pit) {
1422                 ParagraphList * plist;
1423                 // the second '=' below is intentional
1424                 for (int i = 0; (plist = inset->getParagraphs(i)); ++i)
1425                         if (plist == &pit.plist())
1426                                 return *pit.pit();
1427
1428                 InsetList::const_iterator ii = pit->insetlist.begin();
1429                 InsetList::const_iterator iend = pit->insetlist.end();
1430                 for ( ; ii != iend; ++ii)
1431                         if (ii->inset == inset)
1432                                 return *pit.pit();
1433         }
1434         lyxerr << "ownerPar: should not happen" << endl;
1435         BOOST_ASSERT(false);
1436         return buf.paragraphs().front(); // shut up compiler
1437 }