src/BufferParams.cpp

   1 /**
   2  * \file BufferParams.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Alfredo Braunstein
   7  * \author Lars Gullik Bjønnes
   8  * \author Jean-Marc Lasgouttes
   9  * \author John Levon
  10  * \author André Pönitz
  11  * \author Martin Vermeer
  12  *
  13  * Full author contact details are available in file CREDITS.
  14  */
  15
  16 #include <config.h>
  17
  18 #include "BufferParams.h"
  19
  20 #include "Author.h"
  21 #include "LayoutFile.h"
  22 #include "BranchList.h"
  23 #include "buffer_funcs.h"
  24 #include "Bullet.h"
  25 #include "Color.h"
  26 #include "Encoding.h"
  27 #include "Language.h"
  28 #include "LaTeXFeatures.h"
  29 #include "ModuleList.h"
  30 #include "Font.h"
  31 #include "Lexer.h"
  32 #include "LyXRC.h"
  33 #include "OutputParams.h"
  34 #include "Spacing.h"
  35 #include "TexRow.h"
  36 #include "VSpace.h"
  37 #include "PDFOptions.h"
  38
  39 #include "frontends/alert.h"
  40
  41 #include "insets/InsetListingsParams.h"
  42
  43 #include "support/convert.h"
  44 #include "support/debug.h"
  45 #include "support/docstream.h"
  46 #include "support/FileName.h"
  47 #include "support/filetools.h"
  48 #include "support/gettext.h"
  49 #include "support/Messages.h"
  50 #include "support/Translator.h"
  51 #include "support/lstrings.h"
  52
  53 #include <algorithm>
  54 #include <sstream>
  55
  56 using namespace std;
  57 using namespace lyx::support;
  58
  59
  60 static char const * const string_paragraph_separation[] = {
  61         "indent", "skip", ""
  62 };
  63
  64
  65 static char const * const string_quotes_language[] = {
  66         "english", "swedish", "german", "polish", "french", "danish", ""
  67 };
  68
  69
  70 static char const * const string_papersize[] = {
  71         "default", "custom", "letterpaper", "legalpaper", "executivepaper",
  72         "a3paper", "a4paper", "a5paper", "b3paper", "b4paper", "b5paper", ""
  73 };
  74
  75
  76 static char const * const string_orientation[] = {
  77         "portrait", "landscape", ""
  78 };
  79
  80
  81 static char const * const string_footnotekinds[] = {
  82         "footnote", "margin", "fig", "tab", "alg", "wide-fig", "wide-tab", ""
  83 };
  84
  85
  86 static char const * const tex_graphics[] = {
  87         "default", "dvips", "dvitops", "emtex",
  88         "ln", "oztex", "textures", "none", ""
  89 };
  90
  91
  92 namespace lyx {
  93
  94 // Local translators
  95 namespace {
  96
  97 // Paragraph separation
  98 typedef Translator<string, BufferParams::ParagraphSeparation> ParSepTranslator;
  99
 100
 101 ParSepTranslator const init_parseptranslator()
 102 {
 103         ParSepTranslator translator
 104                 (string_paragraph_separation[0], BufferParams::ParagraphIndentSeparation);
 105         translator.addPair(string_paragraph_separation[1], BufferParams::ParagraphSkipSeparation);
 106         return translator;
 107 }
 108
 109
 110 ParSepTranslator const & parseptranslator()
 111 {
 112         static ParSepTranslator translator = init_parseptranslator();
 113         return translator;
 114 }
 115
 116
 117 // Quotes language
 118 typedef Translator<string, InsetQuotes::QuoteLanguage> QuotesLangTranslator;
 119
 120
 121 QuotesLangTranslator const init_quoteslangtranslator()
 122 {
 123         QuotesLangTranslator translator
 124                 (string_quotes_language[0], InsetQuotes::EnglishQuotes);
 125         translator.addPair(string_quotes_language[1], InsetQuotes::SwedishQuotes);
 126         translator.addPair(string_quotes_language[2], InsetQuotes::GermanQuotes);
 127         translator.addPair(string_quotes_language[3], InsetQuotes::PolishQuotes);
 128         translator.addPair(string_quotes_language[4], InsetQuotes::FrenchQuotes);
 129         translator.addPair(string_quotes_language[5], InsetQuotes::DanishQuotes);
 130         return translator;
 131 }
 132
 133
 134 QuotesLangTranslator const & quoteslangtranslator()
 135 {
 136         static QuotesLangTranslator translator = init_quoteslangtranslator();
 137         return translator;
 138 }
 139
 140
 141 // Paper size
 142 typedef Translator<string, PAPER_SIZE> PaperSizeTranslator;
 143
 144
 145 static PaperSizeTranslator initPaperSizeTranslator()
 146 {
 147         PaperSizeTranslator translator(string_papersize[0], PAPER_DEFAULT);
 148         translator.addPair(string_papersize[1], PAPER_CUSTOM);
 149         translator.addPair(string_papersize[2], PAPER_USLETTER);
 150         translator.addPair(string_papersize[3], PAPER_USLEGAL);
 151         translator.addPair(string_papersize[4], PAPER_USEXECUTIVE);
 152         translator.addPair(string_papersize[5], PAPER_A3);
 153         translator.addPair(string_papersize[6], PAPER_A4);
 154         translator.addPair(string_papersize[7], PAPER_A5);
 155         translator.addPair(string_papersize[8], PAPER_B3);
 156         translator.addPair(string_papersize[9], PAPER_B4);
 157         translator.addPair(string_papersize[10], PAPER_B5);
 158         return translator;
 159 }
 160
 161
 162 PaperSizeTranslator const & papersizetranslator()
 163 {
 164         static PaperSizeTranslator translator = initPaperSizeTranslator();
 165         return translator;
 166 }
 167
 168
 169 // Paper orientation
 170 typedef Translator<string, PAPER_ORIENTATION> PaperOrientationTranslator;
 171
 172
 173 PaperOrientationTranslator const init_paperorientationtranslator()
 174 {
 175         PaperOrientationTranslator translator(string_orientation[0], ORIENTATION_PORTRAIT);
 176         translator.addPair(string_orientation[1], ORIENTATION_LANDSCAPE);
 177         return translator;
 178 }
 179
 180
 181 PaperOrientationTranslator const & paperorientationtranslator()
 182 {
 183         static PaperOrientationTranslator translator = init_paperorientationtranslator();
 184         return translator;
 185 }
 186
 187
 188 // Page sides
 189 typedef Translator<int, PageSides> SidesTranslator;
 190
 191
 192 SidesTranslator const init_sidestranslator()
 193 {
 194         SidesTranslator translator(1, OneSide);
 195         translator.addPair(2, TwoSides);
 196         return translator;
 197 }
 198
 199
 200 SidesTranslator const & sidestranslator()
 201 {
 202         static SidesTranslator translator = init_sidestranslator();
 203         return translator;
 204 }
 205
 206
 207 // LaTeX packages
 208 typedef Translator<int, BufferParams::Package> PackageTranslator;
 209
 210
 211 PackageTranslator const init_packagetranslator()
 212 {
 213         PackageTranslator translator(0, BufferParams::package_off);
 214         translator.addPair(1, BufferParams::package_auto);
 215         translator.addPair(2, BufferParams::package_on);
 216         return translator;
 217 }
 218
 219
 220 PackageTranslator const & packagetranslator()
 221 {
 222         static PackageTranslator translator = init_packagetranslator();
 223         return translator;
 224 }
 225
 226
 227 // Cite engine
 228 typedef Translator<string, CiteEngine> CiteEngineTranslator;
 229
 230
 231 CiteEngineTranslator const init_citeenginetranslator()
 232 {
 233         CiteEngineTranslator translator("basic", ENGINE_BASIC);
 234         translator.addPair("natbib_numerical", ENGINE_NATBIB_NUMERICAL);
 235         translator.addPair("natbib_authoryear", ENGINE_NATBIB_AUTHORYEAR);
 236         translator.addPair("jurabib", ENGINE_JURABIB);
 237         return translator;
 238 }
 239
 240
 241 CiteEngineTranslator const & citeenginetranslator()
 242 {
 243         static CiteEngineTranslator translator = init_citeenginetranslator();
 244         return translator;
 245 }
 246
 247
 248 // Spacing
 249 typedef Translator<string, Spacing::Space> SpaceTranslator;
 250
 251
 252 SpaceTranslator const init_spacetranslator()
 253 {
 254         SpaceTranslator translator("default", Spacing::Default);
 255         translator.addPair("single", Spacing::Single);
 256         translator.addPair("onehalf", Spacing::Onehalf);
 257         translator.addPair("double", Spacing::Double);
 258         translator.addPair("other", Spacing::Other);
 259         return translator;
 260 }
 261
 262
 263 SpaceTranslator const & spacetranslator()
 264 {
 265         static SpaceTranslator translator = init_spacetranslator();
 266         return translator;
 267 }
 268
 269
 270 } // anon namespace
 271
 272
 273 class BufferParams::Impl
 274 {
 275 public:
 276         Impl();
 277
 278         AuthorList authorlist;
 279         BranchList branchlist;
 280         Bullet temp_bullets[4];
 281         Bullet user_defined_bullets[4];
 282         Spacing spacing;
 283         /** This is the amount of space used for paragraph_separation "skip",
 284          * and for detached paragraphs in "indented" documents.
 285          */
 286         VSpace defskip;
 287         PDFOptions pdfoptions;
 288         LayoutFileIndex baseClass_;
 289 };
 290
 291
 292 BufferParams::Impl::Impl()
 293         : defskip(VSpace::MEDSKIP), baseClass_(string(""))
 294 {
 295         // set initial author
 296         // FIXME UNICODE
 297         authorlist.record(Author(from_utf8(lyxrc.user_name), from_utf8(lyxrc.user_email)));
 298 }
 299
 300
 301 BufferParams::Impl *
 302 BufferParams::MemoryTraits::clone(BufferParams::Impl const * ptr)
 303 {
 304         LASSERT(ptr, /**/);
 305
 306         return new BufferParams::Impl(*ptr);
 307 }
 308
 309
 310 void BufferParams::MemoryTraits::destroy(BufferParams::Impl * ptr)
 311 {
 312         delete ptr;
 313 }
 314
 315
 316 BufferParams::BufferParams()
 317         : pimpl_(new Impl)
 318 {
 319         setBaseClass(defaultBaseclass());
 320         makeDocumentClass();
 321         paragraph_separation = ParagraphIndentSeparation;
 322         quotes_language = InsetQuotes::EnglishQuotes;
 323         fontsize = "default";
 324
 325         /*  PaperLayout */
 326         papersize = PAPER_DEFAULT;
 327         orientation = ORIENTATION_PORTRAIT;
 328         use_geometry = false;
 329         use_amsmath = package_auto;
 330         use_esint = package_auto;
 331         cite_engine_ = ENGINE_BASIC;
 332         use_bibtopic = false;
 333         trackChanges = false;
 334         outputChanges = false;
 335         secnumdepth = 3;
 336         tocdepth = 3;
 337         language = default_language;
 338         fontsRoman = "default";
 339         fontsSans = "default";
 340         fontsTypewriter = "default";
 341         fontsDefaultFamily = "default";
 342         fontsSC = false;
 343         fontsOSF = false;
 344         fontsSansScale = 100;
 345         fontsTypewriterScale = 100;
 346         inputenc = "auto";
 347         graphicsDriver = "default";
 348         sides = OneSide;
 349         columns = 1;
 350         listings_params = string();
 351         pagestyle = "default";
 352         compressed = false;
 353         for (int iter = 0; iter < 4; ++iter) {
 354                 user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 355                 temp_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 356         }
 357 }
 358
 359
 360 docstring BufferParams::B_(string const & l10n) const
 361 {
 362         LASSERT(language, /**/);
 363         return getMessages(language->code()).get(l10n);
 364 }
 365
 366
 367 AuthorList & BufferParams::authors()
 368 {
 369         return pimpl_->authorlist;
 370 }
 371
 372
 373 AuthorList const & BufferParams::authors() const
 374 {
 375         return pimpl_->authorlist;
 376 }
 377
 378
 379 BranchList & BufferParams::branchlist()
 380 {
 381         return pimpl_->branchlist;
 382 }
 383
 384
 385 BranchList const & BufferParams::branchlist() const
 386 {
 387         return pimpl_->branchlist;
 388 }
 389
 390
 391 Bullet & BufferParams::temp_bullet(lyx::size_type const index)
 392 {
 393         LASSERT(index < 4, /**/);
 394         return pimpl_->temp_bullets[index];
 395 }
 396
 397
 398 Bullet const & BufferParams::temp_bullet(lyx::size_type const index) const
 399 {
 400         LASSERT(index < 4, /**/);
 401         return pimpl_->temp_bullets[index];
 402 }
 403
 404
 405 Bullet & BufferParams::user_defined_bullet(lyx::size_type const index)
 406 {
 407         LASSERT(index < 4, /**/);
 408         return pimpl_->user_defined_bullets[index];
 409 }
 410
 411
 412 Bullet const & BufferParams::user_defined_bullet(lyx::size_type const index) const
 413 {
 414         LASSERT(index < 4, /**/);
 415         return pimpl_->user_defined_bullets[index];
 416 }
 417
 418
 419 Spacing & BufferParams::spacing()
 420 {
 421         return pimpl_->spacing;
 422 }
 423
 424
 425 Spacing const & BufferParams::spacing() const
 426 {
 427         return pimpl_->spacing;
 428 }
 429
 430
 431 PDFOptions & BufferParams::pdfoptions()
 432 {
 433         return pimpl_->pdfoptions;
 434 }
 435
 436
 437 PDFOptions const & BufferParams::pdfoptions() const
 438 {
 439         return pimpl_->pdfoptions;
 440 }
 441
 442
 443 VSpace const & BufferParams::getDefSkip() const
 444 {
 445         return pimpl_->defskip;
 446 }
 447
 448
 449 void BufferParams::setDefSkip(VSpace const & vs)
 450 {
 451         pimpl_->defskip = vs;
 452 }
 453
 454
 455 string BufferParams::readToken(Lexer & lex, string const & token,
 456         FileName const & filepath)
 457 {
 458         if (token == "\\textclass") {
 459                 lex.next();
 460                 string const classname = lex.getString();
 461                 // if there exists a local layout file, ignore the system one
 462                 // NOTE: in this case, the textclass (.cls file) is assumed to be available.
 463                 string tcp;
 464                 LayoutFileList & bcl = LayoutFileList::get();
 465                 if (tcp.empty() && !filepath.empty())
 466                         tcp = bcl.addLocalLayout(classname, filepath.absFilename());
 467                 if (!tcp.empty())
 468                         setBaseClass(tcp);
 469                 else
 470                         setBaseClass(classname);
 471                 // We assume that a tex class exists for local or unknown layouts so this warning
 472                 // will only be given for system layouts.
 473                 if (!baseClass()->isTeXClassAvailable()) {
 474                         docstring const msg =
 475                                 bformat(_("The layout file requested by this document,\n"
 476                                                  "%1$s.layout,\n"
 477                                                  "is not usable. This is probably because a LaTeX\n"
 478                                                  "class or style file required by it is not\n"
 479                                                  "available. See the Customization documentation\n"
 480                                                  "for more information.\n"), from_utf8(classname));
 481                         frontend::Alert::warning(_("Document class not available"),
 482                                        msg + _("LyX will not be able to produce output."));
 483                 }
 484         } else if (token == "\\begin_preamble") {
 485                 readPreamble(lex);
 486         } else if (token == "\\begin_local_layout") {
 487                 readLocalLayout(lex);
 488         } else if (token == "\\begin_modules") {
 489                 readModules(lex);
 490         } else if (token == "\\options") {
 491                 lex.eatLine();
 492                 options = lex.getString();
 493         } else if (token == "\\master") {
 494                 lex.eatLine();
 495                 master = lex.getString();
 496         } else if (token == "\\language") {
 497                 readLanguage(lex);
 498         } else if (token == "\\inputencoding") {
 499                 lex >> inputenc;
 500         } else if (token == "\\graphics") {
 501                 readGraphicsDriver(lex);
 502         } else if (token == "\\font_roman") {
 503                 lex >> fontsRoman;
 504         } else if (token == "\\font_sans") {
 505                 lex >> fontsSans;
 506         } else if (token == "\\font_typewriter") {
 507                 lex >> fontsTypewriter;
 508         } else if (token == "\\font_default_family") {
 509                 lex >> fontsDefaultFamily;
 510         } else if (token == "\\font_sc") {
 511                 lex >> fontsSC;
 512         } else if (token == "\\font_osf") {
 513                 lex >> fontsOSF;
 514         } else if (token == "\\font_sf_scale") {
 515                 lex >> fontsSansScale;
 516         } else if (token == "\\font_tt_scale") {
 517                 lex >> fontsTypewriterScale;
 518         } else if (token == "\\font_cjk") {
 519                 lex >> fontsCJK;
 520         } else if (token == "\\paragraph_separation") {
 521                 string parsep;
 522                 lex >> parsep;
 523                 paragraph_separation = parseptranslator().find(parsep);
 524         } else if (token == "\\defskip") {
 525                 lex.next();
 526                 string defskip = lex.getString();
 527                 if (defskip == "defskip")
 528                         // this is invalid
 529                         defskip = "medskip";
 530                 pimpl_->defskip = VSpace(defskip);
 531         } else if (token == "\\quotes_language") {
 532                 string quotes_lang;
 533                 lex >> quotes_lang;
 534                 quotes_language = quoteslangtranslator().find(quotes_lang);
 535         } else if (token == "\\papersize") {
 536                 string ppsize;
 537                 lex >> ppsize;
 538                 papersize = papersizetranslator().find(ppsize);
 539         } else if (token == "\\use_geometry") {
 540                 lex >> use_geometry;
 541         } else if (token == "\\use_amsmath") {
 542                 int use_ams;
 543                 lex >> use_ams;
 544                 use_amsmath = packagetranslator().find(use_ams);
 545         } else if (token == "\\use_esint") {
 546                 int useesint;
 547                 lex >> useesint;
 548                 use_esint = packagetranslator().find(useesint);
 549         } else if (token == "\\cite_engine") {
 550                 string engine;
 551                 lex >> engine;
 552                 cite_engine_ = citeenginetranslator().find(engine);
 553         } else if (token == "\\use_bibtopic") {
 554                 lex >> use_bibtopic;
 555         } else if (token == "\\tracking_changes") {
 556                 lex >> trackChanges;
 557         } else if (token == "\\output_changes") {
 558                 lex >> outputChanges;
 559         } else if (token == "\\branch") {
 560                 lex.next();
 561                 docstring branch = lex.getDocString();
 562                 branchlist().add(branch);
 563                 while (true) {
 564                         lex.next();
 565                         string const tok = lex.getString();
 566                         if (tok == "\\end_branch")
 567                                 break;
 568                         Branch * branch_ptr = branchlist().find(branch);
 569                         if (tok == "\\selected") {
 570                                 lex.next();
 571                                 if (branch_ptr)
 572                                         branch_ptr->setSelected(lex.getInteger());
 573                         }
 574                         // not yet operational
 575                         if (tok == "\\color") {
 576                                 lex.eatLine();
 577                                 string color = lex.getString();
 578                                 if (branch_ptr)
 579                                         branch_ptr->setColor(color);
 580                                 // Update also the Color table:
 581                                 if (color == "none")
 582                                         color = lcolor.getX11Name(Color_background);
 583                                 // FIXME UNICODE
 584                                 lcolor.setColor(to_utf8(branch), color);
 585
 586                         }
 587                 }
 588         } else if (token == "\\author") {
 589                 lex.eatLine();
 590                 istringstream ss(lex.getString());
 591                 Author a;
 592                 ss >> a;
 593                 author_map.push_back(pimpl_->authorlist.record(a));
 594         } else if (token == "\\paperorientation") {
 595                 string orient;
 596                 lex >> orient;
 597                 orientation = paperorientationtranslator().find(orient);
 598         } else if (token == "\\paperwidth") {
 599                 lex >> paperwidth;
 600         } else if (token == "\\paperheight") {
 601                 lex >> paperheight;
 602         } else if (token == "\\leftmargin") {
 603                 lex >> leftmargin;
 604         } else if (token == "\\topmargin") {
 605                 lex >> topmargin;
 606         } else if (token == "\\rightmargin") {
 607                 lex >> rightmargin;
 608         } else if (token == "\\bottommargin") {
 609                 lex >> bottommargin;
 610         } else if (token == "\\headheight") {
 611                 lex >> headheight;
 612         } else if (token == "\\headsep") {
 613                 lex >> headsep;
 614         } else if (token == "\\footskip") {
 615                 lex >> footskip;
 616         } else if (token == "\\columnsep") {
 617                 lex >> columnsep;
 618         } else if (token == "\\paperfontsize") {
 619                 lex >> fontsize;
 620         } else if (token == "\\papercolumns") {
 621                 lex >> columns;
 622         } else if (token == "\\listings_params") {
 623                 string par;
 624                 lex >> par;
 625                 listings_params = InsetListingsParams(par).params();
 626         } else if (token == "\\papersides") {
 627                 int psides;
 628                 lex >> psides;
 629                 sides = sidestranslator().find(psides);
 630         } else if (token == "\\paperpagestyle") {
 631                 lex >> pagestyle;
 632         } else if (token == "\\bullet") {
 633                 readBullets(lex);
 634         } else if (token == "\\bulletLaTeX") {
 635                 readBulletsLaTeX(lex);
 636         } else if (token == "\\secnumdepth") {
 637                 lex >> secnumdepth;
 638         } else if (token == "\\tocdepth") {
 639                 lex >> tocdepth;
 640         } else if (token == "\\spacing") {
 641                 string nspacing;
 642                 lex >> nspacing;
 643                 string tmp_val;
 644                 if (nspacing == "other") {
 645                         lex >> tmp_val;
 646                 }
 647                 spacing().set(spacetranslator().find(nspacing), tmp_val);
 648         } else if (token == "\\float_placement") {
 649                 lex >> float_placement;
 650
 651         } else if (prefixIs(token, "\\pdf_") || token == "\\use_hyperref") {
 652                 string toktmp = pdfoptions().readToken(lex, token);
 653                 if (!toktmp.empty()) {
 654                         lyxerr << "PDFOptions::readToken(): Unknown token: " <<
 655                                 toktmp << endl;
 656                         return toktmp;
 657                 }
 658         } else {
 659                 lyxerr << "BufferParams::readToken(): Unknown token: " <<
 660                         token << endl;
 661                 return token;
 662         }
 663
 664         return string();
 665 }
 666
 667
 668 void BufferParams::writeFile(ostream & os) const
 669 {
 670         // The top of the file is written by the buffer.
 671         // Prints out the buffer info into the .lyx file given by file
 672
 673         // the textclass
 674         os << "\\textclass " << baseClass()->name() << '\n';
 675
 676         // then the preamble
 677         if (!preamble.empty()) {
 678                 // remove '\n' from the end of preamble
 679                 string const tmppreamble = rtrim(preamble, "\n");
 680                 os << "\\begin_preamble\n"
 681                    << tmppreamble
 682                    << "\n\\end_preamble\n";
 683         }
 684
 685         // the options
 686         if (!options.empty()) {
 687                 os << "\\options " << options << '\n';
 688         }
 689
 690         // the master document
 691         if (!master.empty()) {
 692                 os << "\\master " << master << '\n';
 693         }
 694
 695         //the modules
 696         if (!layoutModules_.empty()) {
 697                 os << "\\begin_modules" << '\n';
 698                 LayoutModuleList::const_iterator it = layoutModules_.begin();
 699                 for (; it != layoutModules_.end(); it++)
 700                         os << *it << '\n';
 701                 os << "\\end_modules" << '\n';
 702         }
 703
 704         // local layout information
 705         if (!local_layout.empty()) {
 706                 // remove '\n' from the end
 707                 string const tmplocal = rtrim(local_layout, "\n");
 708                 os << "\\begin_local_layout\n"
 709                    << tmplocal
 710                    << "\n\\end_local_layout\n";
 711         }
 712
 713         // then the text parameters
 714         if (language != ignore_language)
 715                 os << "\\language " << language->lang() << '\n';
 716         os << "\\inputencoding " << inputenc
 717            << "\n\\font_roman " << fontsRoman
 718            << "\n\\font_sans " << fontsSans
 719            << "\n\\font_typewriter " << fontsTypewriter
 720            << "\n\\font_default_family " << fontsDefaultFamily
 721            << "\n\\font_sc " << convert<string>(fontsSC)
 722            << "\n\\font_osf " << convert<string>(fontsOSF)
 723            << "\n\\font_sf_scale " << fontsSansScale
 724            << "\n\\font_tt_scale " << fontsTypewriterScale
 725            << '\n';
 726         if (!fontsCJK.empty()) {
 727                 os << "\\font_cjk " << fontsCJK << '\n';
 728         }
 729         os << "\n\\graphics " << graphicsDriver << '\n';
 730
 731         if (!float_placement.empty()) {
 732                 os << "\\float_placement " << float_placement << '\n';
 733         }
 734         os << "\\paperfontsize " << fontsize << '\n';
 735
 736         spacing().writeFile(os);
 737         pdfoptions().writeFile(os);
 738
 739         os << "\\papersize " << string_papersize[papersize]
 740            << "\n\\use_geometry " << convert<string>(use_geometry)
 741            << "\n\\use_amsmath " << use_amsmath
 742            << "\n\\use_esint " << use_esint
 743            << "\n\\cite_engine " << citeenginetranslator().find(cite_engine_)
 744            << "\n\\use_bibtopic " << convert<string>(use_bibtopic)
 745            << "\n\\paperorientation " << string_orientation[orientation]
 746            << '\n';
 747
 748         BranchList::const_iterator it = branchlist().begin();
 749         BranchList::const_iterator end = branchlist().end();
 750         for (; it != end; ++it) {
 751                 os << "\\branch " << to_utf8(it->getBranch())
 752                    << "\n\\selected " << it->getSelected()
 753                    << "\n\\color " << lyx::X11hexname(it->getColor())
 754                    << "\n\\end_branch"
 755                    << "\n";
 756         }
 757
 758         if (!paperwidth.empty())
 759                 os << "\\paperwidth "
 760                    << VSpace(paperwidth).asLyXCommand() << '\n';
 761         if (!paperheight.empty())
 762                 os << "\\paperheight "
 763                    << VSpace(paperheight).asLyXCommand() << '\n';
 764         if (!leftmargin.empty())
 765                 os << "\\leftmargin "
 766                    << VSpace(leftmargin).asLyXCommand() << '\n';
 767         if (!topmargin.empty())
 768                 os << "\\topmargin "
 769                    << VSpace(topmargin).asLyXCommand() << '\n';
 770         if (!rightmargin.empty())
 771                 os << "\\rightmargin "
 772                    << VSpace(rightmargin).asLyXCommand() << '\n';
 773         if (!bottommargin.empty())
 774                 os << "\\bottommargin "
 775                    << VSpace(bottommargin).asLyXCommand() << '\n';
 776         if (!headheight.empty())
 777                 os << "\\headheight "
 778                    << VSpace(headheight).asLyXCommand() << '\n';
 779         if (!headsep.empty())
 780                 os << "\\headsep "
 781                    << VSpace(headsep).asLyXCommand() << '\n';
 782         if (!footskip.empty())
 783                 os << "\\footskip "
 784                    << VSpace(footskip).asLyXCommand() << '\n';
 785         if (!columnsep.empty())
 786                 os << "\\columnsep "
 787                          << VSpace(columnsep).asLyXCommand() << '\n';
 788         os << "\\secnumdepth " << secnumdepth
 789            << "\n\\tocdepth " << tocdepth
 790            << "\n\\paragraph_separation "
 791            << string_paragraph_separation[paragraph_separation]
 792            << "\n\\defskip " << getDefSkip().asLyXCommand()
 793            << "\n\\quotes_language "
 794            << string_quotes_language[quotes_language]
 795            << "\n\\papercolumns " << columns
 796            << "\n\\papersides " << sides
 797            << "\n\\paperpagestyle " << pagestyle << '\n';
 798         if (!listings_params.empty())
 799                 os << "\\listings_params \"" <<
 800                         InsetListingsParams(listings_params).encodedString() << "\"\n";
 801         for (int i = 0; i < 4; ++i) {
 802                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
 803                         if (user_defined_bullet(i).getFont() != -1) {
 804                                 os << "\\bullet " << i << " "
 805                                    << user_defined_bullet(i).getFont() << " "
 806                                    << user_defined_bullet(i).getCharacter() << " "
 807                                    << user_defined_bullet(i).getSize() << "\n";
 808                         }
 809                         else {
 810                                 // FIXME UNICODE
 811                                 os << "\\bulletLaTeX " << i << " \""
 812                                    << lyx::to_ascii(user_defined_bullet(i).getText())
 813                                    << "\"\n";
 814                         }
 815                 }
 816         }
 817
 818         os << "\\tracking_changes " << convert<string>(trackChanges) << "\n";
 819         os << "\\output_changes " << convert<string>(outputChanges) << "\n";
 820
 821         AuthorList::Authors::const_iterator a_it = pimpl_->authorlist.begin();
 822         AuthorList::Authors::const_iterator a_end = pimpl_->authorlist.end();
 823         for (; a_it != a_end; ++a_it) {
 824                 if (a_it->second.used())
 825                         os << "\\author " << a_it->second << "\n";
 826                 else
 827                         os << "\\author " << Author() << "\n";
 828         }
 829 }
 830
 831
 832 void BufferParams::validate(LaTeXFeatures & features) const
 833 {
 834         features.require(documentClass().requires());
 835
 836         if (outputChanges) {
 837                 bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
 838                 bool xcolorsoul = LaTeXFeatures::isAvailable("soul") &&
 839                                   LaTeXFeatures::isAvailable("xcolor");
 840
 841                 switch (features.runparams().flavor) {
 842                 case OutputParams::LATEX:
 843                         if (dvipost) {
 844                                 features.require("ct-dvipost");
 845                                 features.require("dvipost");
 846                         } else if (xcolorsoul) {
 847                                 features.require("ct-xcolor-soul");
 848                                 features.require("soul");
 849                                 features.require("xcolor");
 850                         } else {
 851                                 features.require("ct-none");
 852                         }
 853                         break;
 854                 case OutputParams::PDFLATEX:
 855                         if (xcolorsoul) {
 856                                 features.require("ct-xcolor-soul");
 857                                 features.require("soul");
 858                                 features.require("xcolor");
 859                                 // improves color handling in PDF output
 860                                 features.require("pdfcolmk");
 861                         } else {
 862                                 features.require("ct-none");
 863                         }
 864                         break;
 865                 default:
 866                         break;
 867                 }
 868         }
 869
 870         // Floats with 'Here definitely' as default setting.
 871         if (float_placement.find('H') != string::npos)
 872                 features.require("float");
 873
 874         // AMS Style is at document level
 875         if (use_amsmath == package_on
 876             || documentClass().provides("amsmath"))
 877                 features.require("amsmath");
 878         if (use_esint == package_on)
 879                 features.require("esint");
 880
 881         // Document-level line spacing
 882         if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
 883                 features.require("setspace");
 884
 885         // the bullet shapes are buffer level not paragraph level
 886         // so they are tested here
 887         for (int i = 0; i < 4; ++i) {
 888                 if (user_defined_bullet(i) == ITEMIZE_DEFAULTS[i])
 889                         continue;
 890                 int const font = user_defined_bullet(i).getFont();
 891                 if (font == 0) {
 892                         int const c = user_defined_bullet(i).getCharacter();
 893                         if (c == 16
 894                             || c == 17
 895                             || c == 25
 896                             || c == 26
 897                             || c == 31) {
 898                                 features.require("latexsym");
 899                         }
 900                 } else if (font == 1) {
 901                         features.require("amssymb");
 902                 } else if (font >= 2 && font <= 5) {
 903                         features.require("pifont");
 904                 }
 905         }
 906
 907         if (pdfoptions().use_hyperref)
 908                 features.require("hyperref");
 909
 910         if (language->lang() == "vietnamese")
 911                 features.require("vietnamese");
 912         else if (language->lang() == "japanese")
 913                 features.require("japanese");
 914 }
 915
 916
 917 bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
 918                               TexRow & texrow) const
 919 {
 920         os << "\\documentclass";
 921
 922         DocumentClass const & tclass = documentClass();
 923
 924         ostringstream clsoptions; // the document class options.
 925
 926         if (tokenPos(tclass.opt_fontsize(),
 927                      '|', fontsize) >= 0) {
 928                 // only write if existing in list (and not default)
 929                 clsoptions << fontsize << "pt,";
 930         }
 931
 932         // custom, A3, B3 and B4 paper sizes need geometry
 933         bool nonstandard_papersize = papersize == PAPER_B3
 934                 || papersize == PAPER_B4
 935                 || papersize == PAPER_A3
 936                 || papersize == PAPER_CUSTOM;
 937
 938         if (!use_geometry) {
 939                 switch (papersize) {
 940                 case PAPER_A4:
 941                         clsoptions << "a4paper,";
 942                         break;
 943                 case PAPER_USLETTER:
 944                         clsoptions << "letterpaper,";
 945                         break;
 946                 case PAPER_A5:
 947                         clsoptions << "a5paper,";
 948                         break;
 949                 case PAPER_B5:
 950                         clsoptions << "b5paper,";
 951                         break;
 952                 case PAPER_USEXECUTIVE:
 953                         clsoptions << "executivepaper,";
 954                         break;
 955                 case PAPER_USLEGAL:
 956                         clsoptions << "legalpaper,";
 957                         break;
 958                 case PAPER_DEFAULT:
 959                 case PAPER_A3:
 960                 case PAPER_B3:
 961                 case PAPER_B4:
 962                 case PAPER_CUSTOM:
 963                         break;
 964                 }
 965         }
 966
 967         // if needed
 968         if (sides != tclass.sides()) {
 969                 switch (sides) {
 970                 case OneSide:
 971                         clsoptions << "oneside,";
 972                         break;
 973                 case TwoSides:
 974                         clsoptions << "twoside,";
 975                         break;
 976                 }
 977         }
 978
 979         // if needed
 980         if (columns != tclass.columns()) {
 981                 if (columns == 2)
 982                         clsoptions << "twocolumn,";
 983                 else
 984                         clsoptions << "onecolumn,";
 985         }
 986
 987         if (!use_geometry
 988             && orientation == ORIENTATION_LANDSCAPE)
 989                 clsoptions << "landscape,";
 990
 991         // language should be a parameter to \documentclass
 992         if (language->babel() == "hebrew"
 993             && default_language->babel() != "hebrew")
 994                 // This seems necessary
 995                 features.useLanguage(default_language);
 996
 997         ostringstream language_options;
 998         bool const use_babel = features.useBabel();
 999         if (use_babel) {
1000                 language_options << features.getLanguages();
1001                 if (!language->babel().empty()) {
1002                         if (!language_options.str().empty())
1003                                 language_options << ',';
1004                         language_options << language->babel();
1005                 }
1006                 // if Vietnamese is used, babel must directly be loaded with the
1007                 // language options, not in the class options, see
1008                 // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
1009                 size_t viet = language_options.str().find("vietnam");
1010                 // viet = string::npos when not found
1011                 // if Japanese is used, babel must directly be loaded with the
1012                 // language options, not in the class options, see
1013                 // http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
1014                 size_t japan = language_options.str().find("japanese");
1015                 // japan = string::npos when not found
1016                 if (lyxrc.language_global_options && !language_options.str().empty()
1017                         && viet == string::npos && japan == string::npos)
1018                         clsoptions << language_options.str() << ',';
1019         }
1020
1021         // the user-defined options
1022         if (!options.empty()) {
1023                 clsoptions << options << ',';
1024         }
1025
1026         string strOptions(clsoptions.str());
1027         if (!strOptions.empty()) {
1028                 strOptions = rtrim(strOptions, ",");
1029                 // FIXME UNICODE
1030                 os << '[' << from_utf8(strOptions) << ']';
1031         }
1032
1033         os << '{' << from_ascii(tclass.latexname()) << "}\n";
1034         texrow.newline();
1035         // end of \documentclass defs
1036
1037         // font selection must be done before loading fontenc.sty
1038         string const fonts =
1039                 loadFonts(fontsRoman, fontsSans,
1040                           fontsTypewriter, fontsSC, fontsOSF,
1041                           fontsSansScale, fontsTypewriterScale);
1042         if (!fonts.empty()) {
1043                 os << from_ascii(fonts);
1044                 texrow.newline();
1045         }
1046         if (fontsDefaultFamily != "default")
1047                 os << "\\renewcommand{\\familydefault}{\\"
1048                    << from_ascii(fontsDefaultFamily) << "}\n";
1049
1050         // set font encoding
1051         // this one is not per buffer
1052         // for arabic_arabi and farsi we also need to load the LAE and LFE encoding
1053         if (lyxrc.fontenc != "default") {
1054                 if (language->lang() == "arabic_arabi" || language->lang() == "farsi") {
1055                         os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
1056                            << ",LFE,LAE]{fontenc}\n";
1057                         texrow.newline();
1058                 } else {
1059                         os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
1060                            << "]{fontenc}\n";
1061                         texrow.newline();
1062                 }
1063         }
1064
1065         // handle inputenc etc.
1066         writeEncodingPreamble(os, features, texrow);
1067
1068         if (!listings_params.empty()) {
1069                 os << "\\usepackage{listings}\n";
1070                 texrow.newline();
1071                 os << "\\lstset{";
1072                 // do not test validity because listings_params is supposed to be valid
1073                 string par = InsetListingsParams(listings_params).separatedParams(true);
1074                 os << from_ascii(par);
1075                 // count the number of newlines
1076                 for (size_t i = 0; i < par.size(); ++i)
1077                         if (par[i] == '\n')
1078                                 texrow.newline();
1079                 os << "}\n";
1080                 texrow.newline();
1081         }
1082         if (use_geometry || nonstandard_papersize) {
1083                 os << "\\usepackage{geometry}\n";
1084                 texrow.newline();
1085                 os << "\\geometry{verbose";
1086                 if (orientation == ORIENTATION_LANDSCAPE)
1087                         os << ",landscape";
1088                 switch (papersize) {
1089                 case PAPER_CUSTOM:
1090                         if (!paperwidth.empty())
1091                                 os << ",paperwidth="
1092                                    << from_ascii(paperwidth);
1093                         if (!paperheight.empty())
1094                                 os << ",paperheight="
1095                                    << from_ascii(paperheight);
1096                         break;
1097                 case PAPER_USLETTER:
1098                         os << ",letterpaper";
1099                         break;
1100                 case PAPER_USLEGAL:
1101                         os << ",legalpaper";
1102                         break;
1103                 case PAPER_USEXECUTIVE:
1104                         os << ",executivepaper";
1105                         break;
1106                 case PAPER_A3:
1107                         os << ",a3paper";
1108                         break;
1109                 case PAPER_A4:
1110                         os << ",a4paper";
1111                         break;
1112                 case PAPER_A5:
1113                         os << ",a5paper";
1114                         break;
1115                 case PAPER_B3:
1116                         os << ",b3paper";
1117                         break;
1118                 case PAPER_B4:
1119                         os << ",b4paper";
1120                         break;
1121                 case PAPER_B5:
1122                         os << ",b5paper";
1123                         break;
1124                 default:
1125                         // default papersize ie PAPER_DEFAULT
1126                         switch (lyxrc.default_papersize) {
1127                         case PAPER_DEFAULT: // keep compiler happy
1128                         case PAPER_USLETTER:
1129                                 os << ",letterpaper";
1130                                 break;
1131                         case PAPER_USLEGAL:
1132                                 os << ",legalpaper";
1133                                 break;
1134                         case PAPER_USEXECUTIVE:
1135                                 os << ",executivepaper";
1136                                 break;
1137                         case PAPER_A3:
1138                                 os << ",a3paper";
1139                                 break;
1140                         case PAPER_A4:
1141                                 os << ",a4paper";
1142                                 break;
1143                         case PAPER_A5:
1144                                 os << ",a5paper";
1145                                 break;
1146                         case PAPER_B5:
1147                                 os << ",b5paper";
1148                                 break;
1149                         case PAPER_B3:
1150                         case PAPER_B4:
1151                         case PAPER_CUSTOM:
1152                                 break;
1153                         }
1154                 }
1155                 if (!topmargin.empty())
1156                         os << ",tmargin=" << from_ascii(Length(topmargin).asLatexString());
1157                 if (!bottommargin.empty())
1158                         os << ",bmargin=" << from_ascii(Length(bottommargin).asLatexString());
1159                 if (!leftmargin.empty())
1160                         os << ",lmargin=" << from_ascii(Length(leftmargin).asLatexString());
1161                 if (!rightmargin.empty())
1162                         os << ",rmargin=" << from_ascii(Length(rightmargin).asLatexString());
1163                 if (!headheight.empty())
1164                         os << ",headheight=" << from_ascii(Length(headheight).asLatexString());
1165                 if (!headsep.empty())
1166                         os << ",headsep=" << from_ascii(Length(headsep).asLatexString());
1167                 if (!footskip.empty())
1168                         os << ",footskip=" << from_ascii(Length(footskip).asLatexString());
1169                 if (!columnsep.empty())
1170                         os << ",columnsep=" << from_ascii(Length(columnsep).asLatexString());
1171                 os << "}\n";
1172                 texrow.newline();
1173         } else if (orientation == ORIENTATION_LANDSCAPE) {
1174                 features.require("papersize");
1175         }
1176
1177         if (tokenPos(tclass.opt_pagestyle(),
1178                      '|', pagestyle) >= 0) {
1179                 if (pagestyle == "fancy") {
1180                         os << "\\usepackage{fancyhdr}\n";
1181                         texrow.newline();
1182                 }
1183                 os << "\\pagestyle{" << from_ascii(pagestyle) << "}\n";
1184                 texrow.newline();
1185         }
1186
1187         // Only if class has a ToC hierarchy
1188         if (tclass.hasTocLevels()) {
1189                 if (secnumdepth != tclass.secnumdepth()) {
1190                         os << "\\setcounter{secnumdepth}{"
1191                            << secnumdepth
1192                            << "}\n";
1193                         texrow.newline();
1194                 }
1195                 if (tocdepth != tclass.tocdepth()) {
1196                         os << "\\setcounter{tocdepth}{"
1197                            << tocdepth
1198                            << "}\n";
1199                         texrow.newline();
1200                 }
1201         }
1202
1203         if (paragraph_separation) {
1204                 switch (getDefSkip().kind()) {
1205                 case VSpace::SMALLSKIP:
1206                         os << "\\setlength{\\parskip}{\\smallskipamount}\n";
1207                         break;
1208                 case VSpace::MEDSKIP:
1209                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1210                         break;
1211                 case VSpace::BIGSKIP:
1212                         os << "\\setlength{\\parskip}{\\bigskipamount}\n";
1213                         break;
1214                 case VSpace::LENGTH:
1215                         os << "\\setlength{\\parskip}{"
1216                            << from_utf8(getDefSkip().length().asLatexString())
1217                            << "}\n";
1218                         break;
1219                 default: // should never happen // Then delete it.
1220                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1221                         break;
1222                 }
1223                 texrow.newline();
1224
1225                 os << "\\setlength{\\parindent}{0pt}\n";
1226                 texrow.newline();
1227         }
1228
1229         // If we use hyperref, jurabib, japanese, or vietnamese, we have to call babel here.
1230         if (use_babel
1231                 && (features.isRequired("jurabib")
1232                         || features.isRequired("hyperref")
1233                         || features.isRequired("vietnamese")
1234                         || features.isRequired("japanese") ) ) {
1235                 // FIXME UNICODE
1236                 os << from_utf8(babelCall(language_options.str()))
1237                    << '\n'
1238                    << from_utf8(features.getBabelOptions());
1239                 texrow.newline();
1240         }
1241
1242         // Now insert the LyX specific LaTeX commands...
1243
1244         // The optional packages;
1245         docstring lyxpreamble(from_ascii(features.getPackages()));
1246
1247         // Line spacing
1248         lyxpreamble += from_utf8(spacing().writePreamble(tclass.provides("SetSpace")));
1249
1250         // PDF support.
1251         // * Hyperref manual: "Make sure it comes last of your loaded
1252         //   packages, to give it a fighting chance of not being over-written,
1253         //   since its job is to redefine many LATEX commands."
1254         // * Email from Heiko Oberdiek: "It is usually better to load babel
1255         //   before hyperref. Then hyperref has a chance to detect babel.
1256         // * Has to be loaded before the "LyX specific LaTeX commands" to
1257         //   avoid errors with algorithm floats.
1258         // use hyperref explicitely when it is required
1259         if (features.isRequired("hyperref")) {
1260                 odocstringstream oss;
1261                 pdfoptions().writeLaTeX(oss, documentClass().provides("hyperref"));
1262                 lyxpreamble += oss.str();
1263         }
1264
1265         // Will be surrounded by \makeatletter and \makeatother when needed
1266         docstring atlyxpreamble;
1267
1268         // Some macros LyX will need
1269         docstring tmppreamble(from_ascii(features.getMacros()));
1270
1271         if (!tmppreamble.empty())
1272                 atlyxpreamble += "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1273                         "LyX specific LaTeX commands.\n"
1274                         + tmppreamble + '\n';
1275
1276         // the text class specific preamble
1277         tmppreamble = features.getTClassPreamble();
1278         if (!tmppreamble.empty())
1279                 atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1280                         "Textclass specific LaTeX commands.\n"
1281                         + tmppreamble + '\n';
1282
1283         /* the user-defined preamble */
1284         if (!preamble.empty())
1285                 // FIXME UNICODE
1286                 atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1287                         "User specified LaTeX commands.\n"
1288                         + from_utf8(preamble) + '\n';
1289
1290         // subfig loads internally the LaTeX package "caption". As
1291         // caption is a very popular package, users will load it in
1292         // the preamble. Therefore we must load subfig behind the
1293         // user-defined preamble and check if the caption package was
1294         // loaded or not. For the case that caption is loaded before
1295         // subfig, there is the subfig option "caption=false". This
1296         // option also works when a koma-script class is used and
1297         // koma's own caption commands are used instead of caption. We
1298         // use \PassOptionsToPackage here because the user could have
1299         // already loaded subfig in the preamble.
1300         if (features.isRequired("subfig")) {
1301                 atlyxpreamble += "\\@ifundefined{showcaptionsetup}{}{%\n"
1302                         " \\PassOptionsToPackage{caption=false}{subfig}}\n"
1303                         "\\usepackage{subfig}\n";
1304         }
1305
1306         // Itemize bullet settings need to be last in case the user
1307         // defines their own bullets that use a package included
1308         // in the user-defined preamble -- ARRae
1309         // Actually it has to be done much later than that
1310         // since some packages like frenchb make modifications
1311         // at \begin{document} time -- JMarc
1312         docstring bullets_def;
1313         for (int i = 0; i < 4; ++i) {
1314                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
1315                         if (bullets_def.empty())
1316                                 bullets_def += "\\AtBeginDocument{\n";
1317                         bullets_def += "  \\def\\labelitemi";
1318                         switch (i) {
1319                                 // `i' is one less than the item to modify
1320                         case 0:
1321                                 break;
1322                         case 1:
1323                                 bullets_def += 'i';
1324                                 break;
1325                         case 2:
1326                                 bullets_def += "ii";
1327                                 break;
1328                         case 3:
1329                                 bullets_def += 'v';
1330                                 break;
1331                         }
1332                         bullets_def += '{' +
1333                                 user_defined_bullet(i).getText()
1334                                 + "}\n";
1335                 }
1336         }
1337
1338         if (!bullets_def.empty())
1339                 atlyxpreamble += bullets_def + "}\n\n";
1340
1341         if (atlyxpreamble.find(from_ascii("@")) != docstring::npos)
1342                 lyxpreamble += "\n\\makeatletter\n"
1343                         + atlyxpreamble + "\\makeatother\n\n";
1344         else
1345                 lyxpreamble += '\n' + atlyxpreamble;
1346
1347         // We try to load babel late, in case it interferes
1348         // with other packages.
1349         // Jurabib and Hyperref have to be called after babel, though.
1350         if (use_babel && !features.isRequired("jurabib")
1351             && !features.isRequired("hyperref")
1352             && !features.isRequired("vietnamese")
1353             && !features.isRequired("japanese")) {
1354                 // FIXME UNICODE
1355                 lyxpreamble += from_utf8(babelCall(language_options.str())) + '\n';
1356                 lyxpreamble += from_utf8(features.getBabelOptions()) + '\n';
1357         }
1358
1359         int const nlines =
1360                 int(count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
1361         for (int j = 0; j != nlines; ++j) {
1362                 texrow.newline();
1363         }
1364
1365         os << lyxpreamble;
1366         return use_babel;
1367 }
1368
1369
1370 void BufferParams::useClassDefaults()
1371 {
1372         DocumentClass const & tclass = documentClass();
1373
1374         sides = tclass.sides();
1375         columns = tclass.columns();
1376         pagestyle = tclass.pagestyle();
1377         options = tclass.options();
1378         // Only if class has a ToC hierarchy
1379         if (tclass.hasTocLevels()) {
1380                 secnumdepth = tclass.secnumdepth();
1381                 tocdepth = tclass.tocdepth();
1382         }
1383 }
1384
1385
1386 bool BufferParams::hasClassDefaults() const
1387 {
1388         DocumentClass const & tclass = documentClass();
1389
1390         return sides == tclass.sides()
1391                 && columns == tclass.columns()
1392                 && pagestyle == tclass.pagestyle()
1393                 && options == tclass.options()
1394                 && secnumdepth == tclass.secnumdepth()
1395                 && tocdepth == tclass.tocdepth();
1396 }
1397
1398
1399 DocumentClass const & BufferParams::documentClass() const
1400 {
1401         return *doc_class_;
1402 }
1403
1404
1405 DocumentClass const * BufferParams::documentClassPtr() const {
1406         return doc_class_;
1407 }
1408
1409
1410 void BufferParams::setDocumentClass(DocumentClass const * const tc) {
1411         // evil, but this function is evil
1412         doc_class_ = const_cast<DocumentClass *>(tc);
1413 }
1414
1415
1416 bool BufferParams::setBaseClass(string const & classname)
1417 {
1418         LYXERR(Debug::TCLASS, "setBaseClass: " << classname);
1419         LayoutFileList & bcl = LayoutFileList::get();
1420         if (!bcl.haveClass(classname)) {
1421                 docstring s =
1422                         bformat(_("The document class %1$s could not be found. "
1423                                 "A default textclass with default layouts will be used. "
1424                                 "LyX might not be able to produce output unless a correct "
1425                                 "textclass is selected from the document settings dialog."),
1426                         from_utf8(classname));
1427                 frontend::Alert::error(_("Document class not found"), s);
1428                 bcl.addEmptyClass(classname);
1429         }
1430
1431         if (bcl[classname].load()) {
1432                 pimpl_->baseClass_ = classname;
1433                 return true;
1434         }
1435
1436         docstring s =
1437                 bformat(_("The document class %1$s could not be loaded."),
1438                 from_utf8(classname));
1439         frontend::Alert::error(_("Could not load class"), s);
1440         return false;
1441 }
1442
1443
1444 LayoutFile const * BufferParams::baseClass() const
1445 {
1446         if (LayoutFileList::get().haveClass(pimpl_->baseClass_))
1447                 return &(LayoutFileList::get()[pimpl_->baseClass_]);
1448         else
1449                 return 0;
1450 }
1451
1452
1453 LayoutFileIndex const & BufferParams::baseClassID() const
1454 {
1455         return pimpl_->baseClass_;
1456 }
1457
1458
1459 void BufferParams::makeDocumentClass()
1460 {
1461         if (!baseClass())
1462                 return;
1463
1464         doc_class_ = &(DocumentClassBundle::get().newClass(*baseClass()));
1465
1466         // add any required modules not already in use
1467         set<string> const & mods = baseClass()->defaultModules();
1468         set<string>::const_iterator mit = mods.begin();
1469         set<string>::const_iterator men = mods.end();
1470         for (; mit != men; mit++) {
1471                 string const & modName = *mit;
1472                 LayoutModuleList::const_iterator const fit =
1473                                 find(layoutModules_.begin(), layoutModules_.end(), modName);
1474                 if (fit == layoutModules_.end()) {
1475                         // We need to make sure there's no module chosen that excludes this one
1476                         LayoutModuleList::const_iterator lit = layoutModules_.begin();
1477                         LayoutModuleList::const_iterator len = layoutModules_.end();
1478                         bool foundit = false;
1479                         // so iterate over the selected modules...
1480                         for (; lit != len; lit++) {
1481                                 LyXModule * lm = moduleList[*lit];
1482                                 if (!lm)
1483                                         continue;
1484                                 vector<string> const & exc = lm->getExcludedModules();
1485                                 // ...and see if one of them excludes us.
1486                                 if (find(exc.begin(), exc.end(), modName) != exc.end()) {
1487                                         foundit = true;
1488                                         LYXERR(Debug::TCLASS, "Default module `" << modName <<
1489                                                         "' not added because excluded by loaded module `" <<
1490                                                         *lit << "'.");
1491                                         break;
1492                                 }
1493                         }
1494                         if (!foundit) {
1495                                 LYXERR(Debug::TCLASS, "Default module `" << modName << "' added.");
1496                                 layoutModules_.push_back(modName);
1497                         }
1498                 }
1499         }
1500
1501         // FIXME It might be worth loading the children's modules here,
1502         // just as we load their bibliographies and such, instead of just
1503         // doing a check in InsetInclude.
1504         LayoutModuleList::const_iterator it = layoutModules_.begin();
1505         for (; it != layoutModules_.end(); it++) {
1506                 string const modName = *it;
1507                 LyXModule * lm = moduleList[modName];
1508                 if (!lm) {
1509                         docstring const msg =
1510                                 bformat(_("The module %1$s has been requested by\n"
1511                                         "this document but has not been found in the list of\n"
1512                                         "available modules. If you recently installed it, you\n"
1513                                         "probably need to reconfigure LyX.\n"), from_utf8(modName));
1514                         frontend::Alert::warning(_("Module not available"),
1515                                         msg + _("Some layouts may not be available."));
1516                         LYXERR0("BufferParams::makeDocumentClass(): Module " <<
1517                                         modName << " requested but not found in module list.");
1518                         continue;
1519                 }
1520                 if (!lm->isAvailable()) {
1521                         docstring const msg =
1522                                                 bformat(_("The module %1$s requires a package that is\n"
1523                                                 "not available in your LaTeX installation. LaTeX output\n"
1524                                                 "may not be possible.\n"), from_utf8(modName));
1525                         frontend::Alert::warning(_("Package not available"), msg);
1526                 }
1527                 FileName layout_file = libFileSearch("layouts", lm->getFilename());
1528                 if (!doc_class_->read(layout_file, TextClass::MODULE)) {
1529                         docstring const msg =
1530                                 bformat(_("Error reading module %1$s\n"), from_utf8(modName));
1531                         frontend::Alert::warning(_("Read Error"), msg);
1532                 }
1533         }
1534         if (!local_layout.empty()) {
1535                 if (!doc_class_->read(local_layout, TextClass::MODULE)) {
1536                         docstring const msg = _("Error reading internal layout information");
1537                         frontend::Alert::warning(_("Read Error"), msg);
1538                 }
1539         }
1540 }
1541
1542
1543 vector<string> const & BufferParams::getModules() const
1544 {
1545         return layoutModules_;
1546 }
1547
1548
1549
1550 bool BufferParams::addLayoutModule(string const & modName)
1551 {
1552         LayoutModuleList::const_iterator it = layoutModules_.begin();
1553         LayoutModuleList::const_iterator end = layoutModules_.end();
1554         for (; it != end; it++)
1555                 if (*it == modName)
1556                         return false;
1557         layoutModules_.push_back(modName);
1558         return true;
1559 }
1560
1561
1562 void BufferParams::clearLayoutModules()
1563 {
1564         layoutModules_.clear();
1565 }
1566
1567
1568 Font const BufferParams::getFont() const
1569 {
1570         FontInfo f = documentClass().defaultfont();
1571         if (fontsDefaultFamily == "rmdefault")
1572                 f.setFamily(ROMAN_FAMILY);
1573         else if (fontsDefaultFamily == "sfdefault")
1574                 f.setFamily(SANS_FAMILY);
1575         else if (fontsDefaultFamily == "ttdefault")
1576                 f.setFamily(TYPEWRITER_FAMILY);
1577         return Font(f, language);
1578 }
1579
1580
1581 void BufferParams::readPreamble(Lexer & lex)
1582 {
1583         if (lex.getString() != "\\begin_preamble")
1584                 lyxerr << "Error (BufferParams::readPreamble):"
1585                         "consistency check failed." << endl;
1586
1587         preamble = lex.getLongString("\\end_preamble");
1588 }
1589
1590
1591 void BufferParams::readLocalLayout(Lexer & lex)
1592 {
1593         if (lex.getString() != "\\begin_local_layout")
1594                 lyxerr << "Error (BufferParams::readLocalLayout):"
1595                         "consistency check failed." << endl;
1596
1597         local_layout = lex.getLongString("\\end_local_layout");
1598 }
1599
1600
1601 void BufferParams::readLanguage(Lexer & lex)
1602 {
1603         if (!lex.next()) return;
1604
1605         string const tmptok = lex.getString();
1606
1607         // check if tmptok is part of tex_babel in tex-defs.h
1608         language = languages.getLanguage(tmptok);
1609         if (!language) {
1610                 // Language tmptok was not found
1611                 language = default_language;
1612                 lyxerr << "Warning: Setting language `"
1613                        << tmptok << "' to `" << language->lang()
1614                        << "'." << endl;
1615         }
1616 }
1617
1618
1619 void BufferParams::readGraphicsDriver(Lexer & lex)
1620 {
1621         if (!lex.next())
1622                 return;
1623
1624         string const tmptok = lex.getString();
1625         // check if tmptok is part of tex_graphics in tex_defs.h
1626         int n = 0;
1627         while (true) {
1628                 string const test = tex_graphics[n++];
1629
1630                 if (test == tmptok) {
1631                         graphicsDriver = tmptok;
1632                         break;
1633                 }
1634                 if (test.empty()) {
1635                         lex.printError(
1636                                 "Warning: graphics driver `$$Token' not recognized!\n"
1637                                 "         Setting graphics driver to `default'.\n");
1638                         graphicsDriver = "default";
1639                         break;
1640                 }
1641         }
1642 }
1643
1644
1645 void BufferParams::readBullets(Lexer & lex)
1646 {
1647         if (!lex.next())
1648                 return;
1649
1650         int const index = lex.getInteger();
1651         lex.next();
1652         int temp_int = lex.getInteger();
1653         user_defined_bullet(index).setFont(temp_int);
1654         temp_bullet(index).setFont(temp_int);
1655         lex >> temp_int;
1656         user_defined_bullet(index).setCharacter(temp_int);
1657         temp_bullet(index).setCharacter(temp_int);
1658         lex >> temp_int;
1659         user_defined_bullet(index).setSize(temp_int);
1660         temp_bullet(index).setSize(temp_int);
1661 }
1662
1663
1664 void BufferParams::readBulletsLaTeX(Lexer & lex)
1665 {
1666         // The bullet class should be able to read this.
1667         if (!lex.next())
1668                 return;
1669         int const index = lex.getInteger();
1670         lex.next(true);
1671         docstring const temp_str = lex.getDocString();
1672
1673         user_defined_bullet(index).setText(temp_str);
1674         temp_bullet(index).setText(temp_str);
1675 }
1676
1677
1678 void BufferParams::readModules(Lexer & lex)
1679 {
1680         if (!lex.eatLine()) {
1681                 lyxerr << "Error (BufferParams::readModules):"
1682                                 "Unexpected end of input." << endl;
1683                 return;
1684         }
1685         while (true) {
1686                 string mod = lex.getString();
1687                 if (mod == "\\end_modules")
1688                         break;
1689                 addLayoutModule(mod);
1690                 lex.eatLine();
1691         }
1692 }
1693
1694
1695 string BufferParams::paperSizeName(PapersizePurpose purpose) const
1696 {
1697         char real_papersize = papersize;
1698         if (real_papersize == PAPER_DEFAULT)
1699                 real_papersize = lyxrc.default_papersize;
1700
1701         switch (real_papersize) {
1702         case PAPER_DEFAULT:
1703                 // could be anything, so don't guess
1704                 return string();
1705         case PAPER_CUSTOM: {
1706                 if (purpose == XDVI && !paperwidth.empty() &&
1707                     !paperheight.empty()) {
1708                         // heightxwidth<unit>
1709                         string first = paperwidth;
1710                         string second = paperheight;
1711                         if (orientation == ORIENTATION_LANDSCAPE)
1712                                 first.swap(second);
1713                         // cut off unit.
1714                         return first.erase(first.length() - 2)
1715                                 + "x" + second;
1716                 }
1717                 return string();
1718         }
1719         case PAPER_A3:
1720                 return "a3";
1721         case PAPER_A4:
1722                 return "a4";
1723         case PAPER_A5:
1724                 return "a5";
1725         case PAPER_B3:
1726                 // dvips and dvipdfm do not know this
1727                 if (purpose == DVIPS || purpose == DVIPDFM)
1728                         return string();
1729                 return "b3";
1730         case PAPER_B4:
1731                 // dvipdfm does not know this
1732                 if (purpose == DVIPDFM)
1733                         return string();
1734                 return "b4";
1735         case PAPER_B5:
1736                 // dvipdfm does not know this
1737                 if (purpose == DVIPDFM)
1738                         return string();
1739                 return "b5";
1740         case PAPER_USEXECUTIVE:
1741                 // dvipdfm does not know this
1742                 if (purpose == DVIPDFM)
1743                         return string();
1744                 return "foolscap";
1745         case PAPER_USLEGAL:
1746                 return "legal";
1747         case PAPER_USLETTER:
1748         default:
1749                 if (purpose == XDVI)
1750                         return "us";
1751                 return "letter";
1752         }
1753 }
1754
1755
1756 string const BufferParams::dvips_options() const
1757 {
1758         string result;
1759
1760         if (use_geometry
1761             && papersize == PAPER_CUSTOM
1762             && !lyxrc.print_paper_dimension_flag.empty()
1763             && !paperwidth.empty()
1764             && !paperheight.empty()) {
1765                 // using a custom papersize
1766                 result = lyxrc.print_paper_dimension_flag;
1767                 result += ' ' + paperwidth;
1768                 result += ',' + paperheight;
1769         } else {
1770                 string const paper_option = paperSizeName(DVIPS);
1771                 if (!paper_option.empty() && (paper_option != "letter" ||
1772                     orientation != ORIENTATION_LANDSCAPE)) {
1773                         // dvips won't accept -t letter -t landscape.
1774                         // In all other cases, include the paper size
1775                         // explicitly.
1776                         result = lyxrc.print_paper_flag;
1777                         result += ' ' + paper_option;
1778                 }
1779         }
1780         if (orientation == ORIENTATION_LANDSCAPE &&
1781             papersize != PAPER_CUSTOM)
1782                 result += ' ' + lyxrc.print_landscape_flag;
1783         return result;
1784 }
1785
1786
1787 string BufferParams::babelCall(string const & lang_opts) const
1788 {
1789         string lang_pack = lyxrc.language_package;
1790         if (lang_pack != "\\usepackage{babel}")
1791                 return lang_pack;
1792         // suppress the babel call when there is no babel language defined
1793         // for the document language in the lib/languages file and if no
1794         // other languages are used (lang_opts is then empty)
1795         if (lang_opts.empty())
1796                 return string();
1797         // If Vietnamese is used, babel must directly be loaded with the
1798         // language options, see
1799         // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
1800         size_t viet = lang_opts.find("vietnam");
1801         // viet = string::npos when not found
1802         // If Japanese is used, babel must directly be loaded with the
1803         // language options, see
1804         // http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
1805         size_t japan = lang_opts.find("japanese");
1806         // japan = string::npos when not found
1807         if (!lyxrc.language_global_options || viet != string::npos || japan != string::npos)
1808                 return "\\usepackage[" + lang_opts + "]{babel}";
1809         return lang_pack;
1810 }
1811
1812
1813 void BufferParams::writeEncodingPreamble(odocstream & os,
1814                 LaTeXFeatures & features, TexRow & texrow) const
1815 {
1816         if (inputenc == "auto") {
1817                 string const doc_encoding =
1818                         language->encoding()->latexName();
1819                 Encoding::Package const package =
1820                         language->encoding()->package();
1821
1822                 // Create a list with all the input encodings used
1823                 // in the document
1824                 set<string> encodings =
1825                         features.getEncodingSet(doc_encoding);
1826
1827                 // If the encodings EUC-JP-plain, JIS-plain, or SJIS-plain are used, the
1828                 // package inputenc must be omitted. Therefore set the encoding to empty.
1829                 // see http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
1830                 if (doc_encoding == "EUC-JP-plain" || doc_encoding == "JIS-plain" ||
1831                         doc_encoding == "SJIS-plain")
1832                         encodings.clear();
1833
1834                 if (!encodings.empty() || package == Encoding::inputenc) {
1835                         os << "\\usepackage[";
1836                         set<string>::const_iterator it = encodings.begin();
1837                         set<string>::const_iterator const end = encodings.end();
1838                         if (it != end) {
1839                                 os << from_ascii(*it);
1840                                 ++it;
1841                         }
1842                         for (; it != end; ++it)
1843                                 os << ',' << from_ascii(*it);
1844                         if (package == Encoding::inputenc) {
1845                                 if (!encodings.empty())
1846                                         os << ',';
1847                                 os << from_ascii(doc_encoding);
1848                         }
1849                         os << "]{inputenc}\n";
1850                         texrow.newline();
1851                 }
1852                 if (package == Encoding::CJK || features.mustProvide("CJK")) {
1853                         os << "\\usepackage{CJK}\n";
1854                         texrow.newline();
1855                 }
1856         } else if (inputenc != "default") {
1857                 switch (encoding().package()) {
1858                 case Encoding::none:
1859                         break;
1860                 case Encoding::inputenc:
1861                         os << "\\usepackage[" << from_ascii(inputenc)
1862                            << "]{inputenc}\n";
1863                         texrow.newline();
1864                         break;
1865                 case Encoding::CJK:
1866                         os << "\\usepackage{CJK}\n";
1867                         texrow.newline();
1868                         break;
1869                 }
1870         }
1871
1872         // The encoding "armscii8" is only available when the package "armtex" is loaded.
1873         // armscii8 is used for Armenian.
1874         if (language->encoding()->latexName() == "armscii8" || inputenc == "armscii8") {
1875                 os << "\\usepackage{armtex}\n";
1876                 texrow.newline();
1877         }
1878 }
1879
1880
1881 string const BufferParams::loadFonts(string const & rm,
1882                                      string const & sf, string const & tt,
1883                                      bool const & sc, bool const & osf,
1884                                      int const & sfscale, int const & ttscale) const
1885 {
1886         /* The LaTeX font world is in a flux. In the PSNFSS font interface,
1887            several packages have been replaced by others, that might not
1888            be installed on every system. We have to take care for that
1889            (see psnfss.pdf). We try to support all psnfss fonts as well
1890            as the fonts that have become de facto standard in the LaTeX
1891            world (e.g. Latin Modern). We do not support obsolete fonts
1892            (like PSLatex). In general, it should be possible to mix any
1893            rm font with any sf or tt font, respectively. (JSpitzm)
1894            TODO:
1895                 -- separate math fonts.
1896         */
1897
1898         if (rm == "default" && sf == "default" && tt == "default")
1899                 //nothing to do
1900                 return string();
1901
1902         ostringstream os;
1903
1904         // ROMAN FONTS
1905         // Computer Modern (must be explicitely selectable -- there might be classes
1906         // that define a different default font!
1907         if (rm == "cmr") {
1908                 os << "\\renewcommand{\\rmdefault}{cmr}\n";
1909                 // osf for Computer Modern needs eco.sty
1910                 if (osf)
1911                         os << "\\usepackage{eco}\n";
1912         }
1913         // Latin Modern Roman
1914         else if (rm == "lmodern")
1915                 os << "\\usepackage{lmodern}\n";
1916         // AE
1917         else if (rm == "ae") {
1918                 // not needed when using OT1 font encoding.
1919                 if (lyxrc.fontenc != "default")
1920                         os << "\\usepackage{ae,aecompl}\n";
1921         }
1922         // Times
1923         else if (rm == "times") {
1924                 // try to load the best available package
1925                 if (LaTeXFeatures::isAvailable("mathptmx"))
1926                         os << "\\usepackage{mathptmx}\n";
1927                 else if (LaTeXFeatures::isAvailable("mathptm"))
1928                         os << "\\usepackage{mathptm}\n";
1929                 else
1930                         os << "\\usepackage{times}\n";
1931         }
1932         // Palatino
1933         else if (rm == "palatino") {
1934                 // try to load the best available package
1935                 if (LaTeXFeatures::isAvailable("mathpazo")) {
1936                         os << "\\usepackage";
1937                         if (osf || sc) {
1938                                 os << '[';
1939                                 if (!osf)
1940                                         os << "sc";
1941                                 else
1942                                         // "osf" includes "sc"!
1943                                         os << "osf";
1944                                 os << ']';
1945                         }
1946                         os << "{mathpazo}\n";
1947                 }
1948                 else if (LaTeXFeatures::isAvailable("mathpple"))
1949                         os << "\\usepackage{mathpple}\n";
1950                 else
1951                         os << "\\usepackage{palatino}\n";
1952         }
1953         // Utopia
1954         else if (rm == "utopia") {
1955                 // fourier supersedes utopia.sty, but does
1956                 // not work with OT1 encoding.
1957                 if (LaTeXFeatures::isAvailable("fourier")
1958                     && lyxrc.fontenc != "default") {
1959                         os << "\\usepackage";
1960                         if (osf || sc) {
1961                                 os << '[';
1962                                 if (sc)
1963                                         os << "expert";
1964                                 if (osf && sc)
1965                                         os << ',';
1966                                 if (osf)
1967                                         os << "oldstyle";
1968                                 os << ']';
1969                         }
1970                         os << "{fourier}\n";
1971                 }
1972                 else
1973                         os << "\\usepackage{utopia}\n";
1974         }
1975         // Bera (complete fontset)
1976         else if (rm == "bera" && sf == "default" && tt == "default")
1977                 os << "\\usepackage{bera}\n";
1978         // everything else
1979         else if (rm != "default")
1980                 os << "\\usepackage" << "{" << rm << "}\n";
1981
1982         // SANS SERIF
1983         // Helvetica, Bera Sans
1984         if (sf == "helvet" || sf == "berasans") {
1985                 if (sfscale != 100)
1986                         os << "\\usepackage[scaled=" << float(sfscale) / 100
1987                            << "]{" << sf << "}\n";
1988                 else
1989                         os << "\\usepackage{" << sf << "}\n";
1990         }
1991         // Avant Garde
1992         else if (sf == "avant")
1993                 os << "\\usepackage{" << sf << "}\n";
1994         // Computer Modern, Latin Modern, CM Bright
1995         else if (sf != "default")
1996                 os << "\\renewcommand{\\sfdefault}{" << sf << "}\n";
1997
1998         // monospaced/typewriter
1999         // Courier, LuxiMono
2000         if (tt == "luximono" || tt == "beramono") {
2001                 if (ttscale != 100)
2002                         os << "\\usepackage[scaled=" << float(ttscale) / 100
2003                            << "]{" << tt << "}\n";
2004                 else
2005                         os << "\\usepackage{" << tt << "}\n";
2006         }
2007         // Courier
2008         else if (tt == "courier" )
2009                 os << "\\usepackage{" << tt << "}\n";
2010         // Computer Modern, Latin Modern, CM Bright
2011         else if (tt != "default")
2012                 os << "\\renewcommand{\\ttdefault}{" << tt << "}\n";
2013
2014         return os.str();
2015 }
2016
2017
2018 Encoding const & BufferParams::encoding() const
2019 {
2020         if (inputenc == "auto" || inputenc == "default")
2021                 return *language->encoding();
2022         Encoding const * const enc = encodings.fromLaTeXName(inputenc);
2023         if (enc)
2024                 return *enc;
2025         LYXERR0("Unknown inputenc value `" << inputenc
2026                << "'. Using `auto' instead.");
2027         return *language->encoding();
2028 }
2029
2030
2031 CiteEngine BufferParams::citeEngine() const
2032 {
2033         // FIXME the class should provide the numerical/
2034         // authoryear choice
2035         if (documentClass().provides("natbib")
2036             && cite_engine_ != ENGINE_NATBIB_NUMERICAL)
2037                 return ENGINE_NATBIB_AUTHORYEAR;
2038         return cite_engine_;
2039 }
2040
2041
2042 void BufferParams::setCiteEngine(CiteEngine cite_engine)
2043 {
2044         cite_engine_ = cite_engine;
2045 }
2046
2047 } // namespace lyx