src/lyxrc.C

   1 /**
   2  * \file lyxrc.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  * \author Jean-Marc Lasgouttes
   8  * \author Angus Leeming
   9  * \author John Levon
  10  * \author André Pönitz
  11  * \author Allan Rae
  12  * \author Dekel Tsur
  13  *
  14  * Full author contact details are available in file CREDITS.
  15  */
  16
  17 #include <config.h>
  18
  19 #include <fstream>
  20 #include <iostream>
  21
  22 #include "lyxrc.h"
  23
  24 #include "debug.h"
  25 #include "converter.h"
  26 #include "format.h"
  27 #include "gettext.h"
  28 #include "session.h"
  29 #include "LColor.h"
  30 #include "lyxlex.h"
  31 #include "lyxfont.h"
  32 #include "mover.h"
  33
  34 #include "graphics/GraphicsTypes.h"
  35
  36 #include "support/convert.h"
  37 #include "support/environment.h"
  38 #include "support/filetools.h"
  39 #include "support/lstrings.h"
  40 #include "support/os.h"
  41 #include "support/userinfo.h"
  42
  43 namespace os = lyx::support::os;
  44
  45 using lyx::support::ascii_lowercase;
  46 using lyx::support::bformat;
  47 using lyx::support::expandPath;
  48 using lyx::support::getEnv;
  49 using lyx::support::libFileSearch;
  50 using lyx::support::token;
  51
  52 using std::cout;
  53 using std::endl;
  54
  55 using std::ios;
  56 using std::ofstream;
  57 using std::ostream;
  58 using std::string;
  59
  60
  61 namespace {
  62
  63 // when adding something to this array keep it sorted!
  64 keyword_item lyxrcTags[] = {
  65         { "\\accept_compound", LyXRC::RC_ACCEPT_COMPOUND },
  66         { "\\alternate_language", LyXRC::RC_ALT_LANG },
  67         { "\\ascii_linelen", LyXRC::RC_ASCII_LINELEN },
  68         { "\\ascii_roff_command", LyXRC::RC_ASCIIROFF_COMMAND },
  69         { "\\auto_number", LyXRC::RC_AUTO_NUMBER },
  70         { "\\auto_region_delete", LyXRC::RC_AUTOREGIONDELETE },
  71         { "\\auto_reset_options", LyXRC::RC_AUTORESET_OPTIONS },
  72         { "\\autosave", LyXRC::RC_AUTOSAVE },
  73         { "\\backupdir_path", LyXRC::RC_BACKUPDIR_PATH },
  74         { "\\bibtex_command", LyXRC::RC_BIBTEX_COMMAND },
  75         { "\\bind_file", LyXRC::RC_BINDFILE },
  76         { "\\check_lastfiles", LyXRC::RC_CHECKLASTFILES },
  77         { "\\chktex_command", LyXRC::RC_CHKTEX_COMMAND },
  78         { "\\converter", LyXRC::RC_CONVERTER },
  79         { "\\copier", LyXRC::RC_COPIER },
  80         { "\\cursor_follows_scrollbar", LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR },
  81         { "\\custom_export_command", LyXRC::RC_CUSTOM_EXPORT_COMMAND },
  82         { "\\custom_export_format", LyXRC::RC_CUSTOM_EXPORT_FORMAT },
  83         { "\\cygwin_path_fix_needed", LyXRC::RC_CYGWIN_PATH_FIX },
  84         { "\\date_insert_format", LyXRC::RC_DATE_INSERT_FORMAT },
  85         { "\\default_language", LyXRC::RC_DEFAULT_LANGUAGE },
  86         { "\\default_papersize", LyXRC::RC_DEFAULT_PAPERSIZE },
  87         { "\\dialogs_iconify_with_main", LyXRC::RC_DIALOGS_ICONIFY_WITH_MAIN },
  88         { "\\display_graphics", LyXRC::RC_DISPLAY_GRAPHICS },
  89         { "\\document_path", LyXRC::RC_DOCUMENTPATH },
  90         { "\\escape_chars", LyXRC::RC_ESC_CHARS },
  91         { "\\font_encoding", LyXRC::RC_FONT_ENCODING },
  92         { "\\format", LyXRC::RC_FORMAT },
  93         { "\\index_command", LyXRC::RC_INDEX_COMMAND },
  94         { "\\input", LyXRC::RC_INPUT },
  95         { "\\kbmap", LyXRC::RC_KBMAP },
  96         { "\\kbmap_primary", LyXRC::RC_KBMAP_PRIMARY },
  97         { "\\kbmap_secondary", LyXRC::RC_KBMAP_SECONDARY },
  98         { "\\label_init_length", LyXRC::RC_LABEL_INIT_LENGTH },
  99         { "\\language_auto_begin", LyXRC::RC_LANGUAGE_AUTO_BEGIN },
 100         { "\\language_auto_end", LyXRC::RC_LANGUAGE_AUTO_END },
 101         { "\\language_command_begin", LyXRC::RC_LANGUAGE_COMMAND_BEGIN },
 102         { "\\language_command_end", LyXRC::RC_LANGUAGE_COMMAND_END },
 103         { "\\language_command_local", LyXRC::RC_LANGUAGE_COMMAND_LOCAL },
 104         { "\\language_global_options", LyXRC::RC_LANGUAGE_GLOBAL_OPTIONS },
 105         { "\\language_package", LyXRC::RC_LANGUAGE_PACKAGE },
 106         { "\\language_use_babel", LyXRC::RC_LANGUAGE_USE_BABEL },
 107         { "\\load_session", LyXRC::RC_LOADSESSION },
 108         { "\\make_backup", LyXRC::RC_MAKE_BACKUP },
 109         { "\\mark_foreign_language", LyXRC::RC_MARK_FOREIGN_LANGUAGE },
 110         { "\\num_lastfiles", LyXRC::RC_NUMLASTFILES },
 111         { "\\path_prefix", LyXRC::RC_PATH_PREFIX },
 112         { "\\personal_dictionary", LyXRC::RC_PERS_DICT },
 113         { "\\popup_bold_font", LyXRC::RC_POPUP_BOLD_FONT },
 114         { "\\popup_font_encoding", LyXRC::RC_POPUP_FONT_ENCODING },
 115         { "\\popup_normal_font", LyXRC::RC_POPUP_NORMAL_FONT },
 116         { "\\preview", LyXRC::RC_PREVIEW },
 117         { "\\preview_hashed_labels", LyXRC::RC_PREVIEW_HASHED_LABELS },
 118         { "\\preview_scale_factor", LyXRC::RC_PREVIEW_SCALE_FACTOR },
 119         { "\\print_adapt_output", LyXRC::RC_PRINT_ADAPTOUTPUT },
 120         { "\\print_collcopies_flag", LyXRC::RC_PRINTCOLLCOPIESFLAG },
 121         { "\\print_command", LyXRC::RC_PRINT_COMMAND },
 122         { "\\print_copies_flag", LyXRC::RC_PRINTCOPIESFLAG },
 123         { "\\print_evenpage_flag", LyXRC::RC_PRINTEVENPAGEFLAG },
 124         { "\\print_extra_options", LyXRC::RC_PRINTEXSTRAOPTIONS },
 125         { "\\print_file_extension", LyXRC::RC_PRINTFILEEXTENSION },
 126         { "\\print_landscape_flag", LyXRC::RC_PRINTLANDSCAPEFLAG },
 127         { "\\print_oddpage_flag", LyXRC::RC_PRINTODDPAGEFLAG },
 128         { "\\print_pagerange_flag", LyXRC::RC_PRINTPAGERANGEFLAG },
 129         { "\\print_paper_dimension_flag", LyXRC::RC_PRINTPAPERDIMENSIONFLAG },
 130         { "\\print_paper_flag", LyXRC::RC_PRINTPAPERFLAG },
 131         { "\\print_reverse_flag", LyXRC::RC_PRINTREVERSEFLAG },
 132         { "\\print_spool_command", LyXRC::RC_PRINTSPOOL_COMMAND },
 133         { "\\print_spool_printerprefix", LyXRC::RC_PRINTSPOOL_PRINTERPREFIX },
 134         { "\\print_to_file", LyXRC::RC_PRINTTOFILE },
 135         { "\\print_to_printer", LyXRC::RC_PRINTTOPRINTER },
 136         { "\\printer", LyXRC::RC_PRINTER },
 137         { "\\rtl", LyXRC::RC_RTL_SUPPORT },
 138         { "\\screen_dpi", LyXRC::RC_SCREEN_DPI },
 139         { "\\screen_font_encoding", LyXRC::RC_SCREEN_FONT_ENCODING },
 140         // compatibility with versions older than 1.2.0 only Angus 10 Jan 2002
 141         { "\\screen_font_encoding_menu", LyXRC::RC_POPUP_FONT_ENCODING },
 142         // compatibility with versions older than 1.2.0 only Angus 10 Jan 2002
 143         { "\\screen_font_menu", LyXRC::RC_POPUP_BOLD_FONT },
 144         // compatibility with versions older than 1.2.0 only Angus 10 Jan 2002
 145         { "\\screen_font_popup", LyXRC::RC_POPUP_NORMAL_FONT },
 146         { "\\screen_font_roman", LyXRC::RC_SCREEN_FONT_ROMAN },
 147         { "\\screen_font_roman_foundry", LyXRC::RC_SCREEN_FONT_ROMAN_FOUNDRY },
 148         { "\\screen_font_sans", LyXRC::RC_SCREEN_FONT_SANS },
 149         { "\\screen_font_sans_foundry", LyXRC::RC_SCREEN_FONT_SANS_FOUNDRY },
 150         { "\\screen_font_scalable", LyXRC::RC_SCREEN_FONT_SCALABLE },
 151         { "\\screen_font_sizes", LyXRC::RC_SCREEN_FONT_SIZES },
 152         { "\\screen_font_typewriter", LyXRC::RC_SCREEN_FONT_TYPEWRITER },
 153         { "\\screen_font_typewriter_foundry", LyXRC::RC_SCREEN_FONT_TYPEWRITER_FOUNDRY },
 154         { "\\screen_geometry_height", LyXRC::RC_SCREEN_GEOMETRY_HEIGHT },
 155         { "\\screen_geometry_width", LyXRC::RC_SCREEN_GEOMETRY_WIDTH },
 156         { "\\screen_geometry_xysaved", LyXRC::RC_SCREEN_GEOMETRY_XYSAVED },
 157         { "\\screen_zoom", LyXRC::RC_SCREEN_ZOOM },
 158         { "\\serverpipe", LyXRC::RC_SERVERPIPE },
 159         { "\\set_color", LyXRC::RC_SET_COLOR },
 160         { "\\show_banner", LyXRC::RC_SHOW_BANNER },
 161         { "\\spell_command", LyXRC::RC_SPELL_COMMAND },
 162         { "\\tempdir_path", LyXRC::RC_TEMPDIRPATH },
 163         { "\\template_path", LyXRC::RC_TEMPLATEPATH },
 164         { "\\tex_allows_spaces", LyXRC::RC_TEX_ALLOWS_SPACES },
 165         { "\\ui_file", LyXRC::RC_UIFILE },
 166         { "\\use_alt_language", LyXRC::RC_USE_ALT_LANG },
 167         { "\\use_escape_chars", LyXRC::RC_USE_ESC_CHARS },
 168         { "\\use_input_encoding", LyXRC::RC_USE_INP_ENC },
 169         { "\\use_lastfilepos", LyXRC::RC_USELASTFILEPOS },
 170         { "\\use_personal_dictionary", LyXRC::RC_USE_PERS_DICT },
 171         // compatibility with versions older than 1.4.0 only
 172         { "\\use_pspell", LyXRC::RC_USE_SPELL_LIB },
 173         { "\\use_spell_lib", LyXRC::RC_USE_SPELL_LIB },
 174         // compatibility with versions older than 1.4.0 only
 175         { "\\use_tempdir", LyXRC::RC_USETEMPDIR },
 176         { "\\user_email", LyXRC::RC_USER_EMAIL },
 177         { "\\user_name", LyXRC::RC_USER_NAME },
 178         { "\\view_dvi_paper_option", LyXRC::RC_VIEWDVI_PAPEROPTION },
 179         // compatibility with versions older than 1.4.0 only
 180         { "\\viewer" ,LyXRC::RC_VIEWER},
 181         { "\\wheel_jump", LyXRC::RC_WHEEL_JUMP }
 182 };
 183
 184 const int lyxrcCount = sizeof(lyxrcTags) / sizeof(keyword_item);
 185
 186 } // namespace anon
 187
 188
 189 LyXRC::LyXRC()
 190 {
 191         setDefaults();
 192 }
 193
 194
 195 void LyXRC::setDefaults() {
 196         bind_file = "cua";
 197         ui_file = "default";
 198         // Get printer from the environment. If fail, use default "",
 199         // assuming that everything is set up correctly.
 200         printer = getEnv("PRINTER");
 201         print_adapt_output = false;
 202         print_command = "dvips";
 203         print_evenpage_flag = "-B";
 204         print_oddpage_flag = "-A";
 205         print_pagerange_flag = "-pp";
 206         print_copies_flag = "-c";
 207         print_collcopies_flag = "-C";
 208         print_reverse_flag = "-r";
 209         print_landscape_flag = "-t landscape";
 210         print_to_printer = "-P";
 211         print_to_file = "-o ";
 212         print_file_extension = ".ps";
 213         print_paper_flag = "-t";
 214         print_paper_dimension_flag = "-T";
 215         document_path.erase();
 216         view_dvi_paper_option.erase();
 217         default_papersize = PAPER_DEFAULT;
 218         custom_export_format = "ps";
 219         chktex_command = "chktex -n1 -n3 -n6 -n9 -n22 -n25 -n30 -n38";
 220         bibtex_command = "bibtex";
 221         fontenc = "default";
 222         index_command = "makeindex -c -q";
 223         dpi = 75;
 224         // Because a screen typically is wider than a piece of paper:
 225         zoom = 150;
 226         geometry_width = 0;
 227         geometry_height = 0;
 228         geometry_xysaved = true;
 229         wheel_jump = 5;
 230         // Default LaTeX font size:
 231         font_sizes[LyXFont::SIZE_TINY] = "5.0";
 232         font_sizes[LyXFont::SIZE_SCRIPT] = "7.0";
 233         font_sizes[LyXFont::SIZE_FOOTNOTE] = "8.0";
 234         font_sizes[LyXFont::SIZE_SMALL] = "9.0";
 235         font_sizes[LyXFont::SIZE_NORMAL] = "10.0";
 236         font_sizes[LyXFont::SIZE_LARGE] = "12.0";
 237         font_sizes[LyXFont::SIZE_LARGER] = "14.4";
 238         font_sizes[LyXFont::SIZE_LARGEST] = "17.26";
 239         font_sizes[LyXFont::SIZE_HUGE] = "20.74";
 240         font_sizes[LyXFont::SIZE_HUGER] = "24.88";
 241         use_scalable_fonts = true;
 242         roman_font_name = "";
 243         sans_font_name = "";
 244         typewriter_font_name = "";
 245         popup_bold_font = "-*-helvetica-bold-r";
 246         popup_normal_font = "-*-helvetica-medium-r";
 247         font_norm = "iso8859-1";
 248         font_norm_type = ISO_8859_1;
 249         popup_font_encoding.erase();
 250         autosave = 300;
 251         auto_region_delete = true;
 252         auto_reset_options = false;
 253         ascii_linelen = 65;
 254         num_lastfiles = maxlastfiles;
 255         check_lastfiles = true;
 256         use_lastfilepos = true;
 257         load_session = false;
 258         make_backup = true;
 259         backupdir_path.erase();
 260         display_graphics = lyx::graphics::ColorDisplay;
 261         // Spellchecker settings:
 262         use_spell_lib = true;
 263         isp_command = "ispell";
 264         isp_accept_compound = false;
 265         isp_use_input_encoding = false;
 266         isp_use_alt_lang = false;
 267         isp_use_pers_dict = false;
 268         isp_use_esc_chars = false;
 269         use_kbmap = false;
 270         rtl_support = false;
 271         auto_number = true;
 272         mark_foreign_language = true;
 273         language_auto_begin = true;
 274         language_auto_end = true;
 275         language_global_options = true;
 276         language_use_babel = true;
 277         language_package = "\\usepackage{babel}";
 278         language_command_begin = "\\selectlanguage{$$lang}";
 279         language_command_local = "\\foreignlanguage{$$lang}{";
 280         default_language = "english";
 281         show_banner = true;
 282         cygwin_path_fix = false;
 283         tex_allows_spaces = false;
 284         date_insert_format = "%A, %e %B %Y";
 285         cursor_follows_scrollbar = false;
 286         dialogs_iconify_with_main = false;
 287         label_init_length = 3;
 288         preview = PREVIEW_OFF;
 289         preview_hashed_labels  = false;
 290         preview_scale_factor = "0.9";
 291
 292         user_name = lyx::support::user_name();
 293
 294         user_email = lyx::support::user_email();
 295 }
 296
 297
 298 namespace {
 299
 300 void oldFontFormat(string & family, string & foundry)
 301 {
 302         if (family.empty() || family[0] != '-')
 303                 return;
 304         foundry = token(family, '-', 1);
 305         family = token(family, '-', 2);
 306         if (foundry == "*")
 307                 foundry.erase();
 308 }
 309
 310 } // namespace anon
 311
 312
 313 int LyXRC::read(string const & filename)
 314 {
 315         LyXLex lexrc(lyxrcTags, lyxrcCount);
 316         if (lyxerr.debugging(Debug::PARSER))
 317                 lexrc.printTable(lyxerr);
 318
 319         lexrc.setFile(filename);
 320         if (!lexrc.isOK()) return -2;
 321
 322         lyxerr[Debug::LYXRC] << "Reading '" << filename << "'..." << endl;
 323
 324         return read(lexrc);
 325 }
 326
 327
 328 int LyXRC::read(std::istream & is)
 329 {
 330         LyXLex lexrc(lyxrcTags, lyxrcCount);
 331         if (lyxerr.debugging(Debug::PARSER))
 332                 lexrc.printTable(lyxerr);
 333
 334         lexrc.setStream(is);
 335         if (!lexrc.isOK()) return -2;
 336
 337         lyxerr[Debug::LYXRC] << "Reading istream..." << endl;
 338
 339         return read(lexrc);
 340 }
 341
 342
 343 int LyXRC::read(LyXLex & lexrc)
 344 {
 345         if (!lexrc.isOK()) return -2;
 346
 347         while (lexrc.isOK()) {
 348                 // By using two switches we take advantage of the compiler
 349                 // telling us if we have missed a LyXRCTags element in
 350                 // the second switch.
 351                 // Note that this also shows a problem with LyXLex since it
 352                 // helps us avoid taking advantage of the strictness of the
 353                 // compiler.
 354
 355                 int le = lexrc.lex();
 356                 switch (le) {
 357                 case LyXLex::LEX_UNDEF:
 358                         lexrc.printError("Unknown tag `$$Token'");
 359                         continue;
 360                 case LyXLex::LEX_FEOF:
 361                         continue;
 362                 default: break;
 363                 }
 364                 switch (static_cast<LyXRCTags>(le)) {
 365                 case RC_INPUT: // Include file
 366                         if (lexrc.next()) {
 367                                 string const tmp =
 368                                         libFileSearch(string(),
 369                                                       lexrc.getString());
 370                                 if (read(tmp)) {
 371                                         lexrc.printError("Error reading "
 372                                                          "included file: "+tmp);
 373                                 }
 374                         }
 375                         break;
 376                 case RC_BINDFILE:
 377                         if (lexrc.next()) {
 378                                 bind_file = os::internal_path(lexrc.getString());
 379                         }
 380                         break;
 381
 382                 case RC_UIFILE:
 383                         if (lexrc.next()) {
 384                                 ui_file = os::internal_path(lexrc.getString());
 385                         }
 386                         break;
 387
 388                 case RC_AUTORESET_OPTIONS:
 389                         if (lexrc.next()) {
 390                                 auto_reset_options = lexrc.getBool();
 391                         }
 392                         break;
 393
 394                 case RC_DISPLAY_GRAPHICS:
 395                         if (lexrc.next()) {
 396                                 display_graphics = lyx::graphics::displayTranslator().find(lexrc.getString());
 397                         }
 398                         break;
 399
 400                 case RC_CYGWIN_PATH_FIX:
 401                         if (lexrc.next()) {
 402                                 cygwin_path_fix = lexrc.getBool();
 403                         }
 404                         break;
 405
 406                 case RC_TEX_ALLOWS_SPACES:
 407                         if (lexrc.next()) {
 408                                 tex_allows_spaces = lexrc.getBool();
 409                         }
 410                         break;
 411
 412                 case RC_KBMAP:
 413                         if (lexrc.next()) {
 414                                 use_kbmap = lexrc.getBool();
 415                         }
 416                         break;
 417
 418                 case RC_KBMAP_PRIMARY:
 419                         if (lexrc.next()) {
 420                                 string const kmap(os::internal_path(lexrc.getString()));
 421                                 if (kmap.empty()) {
 422                                         // nothing
 423                                 } else if (!libFileSearch("kbd", kmap,
 424                                                           "kmap").empty()) {
 425                                         primary_kbmap = kmap;
 426                                 } else {
 427                                         lexrc.printError("LyX: Keymap `$$Token' not found");
 428                                 }
 429                         }
 430                         break;
 431
 432                 case RC_KBMAP_SECONDARY:
 433                         if (lexrc.next()) {
 434                                 string const kmap(os::internal_path(lexrc.getString()));
 435                                 if (kmap.empty()) {
 436                                         // nothing
 437                                 } else if (!libFileSearch("kbd", kmap,
 438                                                           "kmap").empty()) {
 439                                         secondary_kbmap = kmap;
 440                                 } else {
 441                                         lexrc.printError("LyX: Keymap `$$Token' not found");
 442                                 }
 443                         }
 444                         break;
 445
 446                 case RC_FONT_ENCODING:
 447                         if (lexrc.next()) {
 448                                 fontenc = lexrc.getString();
 449                         }
 450                         break;
 451
 452                 case RC_PRINTER:
 453                         if (lexrc.next()) {
 454                                 printer = lexrc.getString();
 455                         }
 456                         break;
 457
 458                 case RC_PRINT_COMMAND:
 459                         if (lexrc.next()) {
 460                                 print_command = lexrc.getString();
 461                         }
 462                         break;
 463
 464                 case RC_PRINTEVENPAGEFLAG:
 465                         if (lexrc.next()) {
 466                                 print_evenpage_flag = lexrc.getString();
 467                         }
 468                         break;
 469
 470                 case RC_PRINTODDPAGEFLAG:
 471                         if (lexrc.next()) {
 472                                 print_oddpage_flag = lexrc.getString();
 473                         }
 474                         break;
 475
 476                 case RC_PRINTPAGERANGEFLAG:
 477                         if (lexrc.next()) {
 478                                 print_pagerange_flag = lexrc.getString();
 479                         }
 480                         break;
 481
 482                 case RC_PRINTCOPIESFLAG:
 483                         if (lexrc.next()) {
 484                                 print_copies_flag = lexrc.getString();
 485                         }
 486                         break;
 487
 488                 case RC_PRINTCOLLCOPIESFLAG:
 489                         if (lexrc.next()) {
 490                                 print_collcopies_flag = lexrc.getString();
 491                         }
 492                         break;
 493
 494                 case RC_PRINTREVERSEFLAG:
 495                         if (lexrc.next()) {
 496                                 print_reverse_flag = lexrc.getString();
 497                         }
 498                         break;
 499
 500                 case RC_PRINTLANDSCAPEFLAG:
 501                         if (lexrc.next()) {
 502                                 print_landscape_flag = lexrc.getString();
 503                         }
 504                         break;
 505
 506                 case RC_PRINTTOPRINTER:
 507                         if (lexrc.next()) {
 508                                 print_to_printer = lexrc.getString();
 509                         }
 510                         break;
 511
 512                 case RC_PRINT_ADAPTOUTPUT:
 513                         if (lexrc.next()) {
 514                                 print_adapt_output = lexrc.getBool();
 515                         }
 516                         break;
 517
 518                 case RC_PRINTTOFILE:
 519                         if (lexrc.next()) {
 520                                 print_to_file = os::internal_path(lexrc.getString());
 521                         }
 522                         break;
 523
 524                 case RC_PRINTFILEEXTENSION:
 525                         if (lexrc.next()) {
 526                                 print_file_extension = lexrc.getString();
 527                         }
 528                         break;
 529
 530                 case RC_PRINTEXSTRAOPTIONS:
 531                         if (lexrc.next()) {
 532                                 print_extra_options = lexrc.getString();
 533                         }
 534                         break;
 535
 536                 case RC_PRINTSPOOL_COMMAND:
 537                         if (lexrc.next()) {
 538                                 print_spool_command = lexrc.getString();
 539                         }
 540                         break;
 541
 542                 case RC_PRINTSPOOL_PRINTERPREFIX:
 543                         if (lexrc.next()) {
 544                                 print_spool_printerprefix = lexrc.getString();
 545                         }
 546                         break;
 547
 548                 case RC_PRINTPAPERDIMENSIONFLAG:
 549                         if (lexrc.next()) {
 550                                 print_paper_dimension_flag = lexrc.getString();
 551                         }
 552                         break;
 553
 554                 case RC_PRINTPAPERFLAG:
 555                         if (lexrc.next()) {
 556                                 print_paper_flag = lexrc.getString();
 557                         }
 558                         break;
 559
 560                 case RC_CUSTOM_EXPORT_COMMAND:
 561                         if (lexrc.next()) {
 562                                 custom_export_command = lexrc.getString();
 563                         }
 564                         break;
 565
 566                 case RC_CUSTOM_EXPORT_FORMAT:
 567                         if (lexrc.next()) {
 568                                 custom_export_format = lexrc.getString();
 569                         }
 570                         break;
 571
 572                 case RC_DEFAULT_PAPERSIZE:
 573                         if (lexrc.next()) {
 574                                 string const size =
 575                                         ascii_lowercase(lexrc.getString());
 576                                 if (size == "usletter")
 577                                         default_papersize =
 578                                                 PAPER_USLETTER;
 579                                 else if (size == "legal")
 580                                         default_papersize =
 581                                                 PAPER_USLEGAL;
 582                                 else if (size == "executive")
 583                                         default_papersize =
 584                                                 PAPER_USEXECUTIVE;
 585                                 else if (size == "a3")
 586                                         default_papersize =
 587                                                 PAPER_A3;
 588                                 else if (size == "a4")
 589                                         default_papersize =
 590                                                 PAPER_A4;
 591                                 else if (size == "a5")
 592                                         default_papersize =
 593                                                 PAPER_A5;
 594                                 else if (size == "b5")
 595                                         default_papersize =
 596                                                 PAPER_B5;
 597                                 else if (size == "default")
 598                                         default_papersize =
 599                                                 PAPER_DEFAULT;
 600                         }
 601                         break;
 602
 603                 case RC_VIEWDVI_PAPEROPTION:
 604                         if (lexrc.next()) {
 605                                 view_dvi_paper_option = lexrc.getString();
 606                         } else {
 607                                 view_dvi_paper_option.erase();
 608                         }
 609                         break;
 610
 611                 case RC_CHKTEX_COMMAND:
 612                         if (lexrc.next()) {
 613                                 chktex_command = lexrc.getString();
 614                         }
 615                         break;
 616
 617                 case RC_BIBTEX_COMMAND:
 618                         if (lexrc.next()) {
 619                                 bibtex_command = lexrc.getString();
 620                         }
 621                         break;
 622
 623                 case RC_INDEX_COMMAND:
 624                         if (lexrc.next()) {
 625                                 index_command = lexrc.getString();
 626                         }
 627                         break;
 628
 629                 case RC_SCREEN_DPI:
 630                         if (lexrc.next()) {
 631                                 dpi = lexrc.getInteger();
 632                         }
 633                         break;
 634
 635                 case RC_SCREEN_ZOOM:
 636                         if (lexrc.next()) {
 637                                 zoom = lexrc.getInteger();
 638                         }
 639                         break;
 640
 641                 case RC_SCREEN_GEOMETRY_HEIGHT:
 642                         if (lexrc.next()) {
 643                                 geometry_height = lexrc.getInteger();
 644                         }
 645                         break;
 646
 647                 case RC_SCREEN_GEOMETRY_WIDTH:
 648                         if (lexrc.next()) {
 649                                 geometry_width = lexrc.getInteger();
 650                         }
 651                         break;
 652
 653                 case RC_SCREEN_GEOMETRY_XYSAVED:
 654                         if (lexrc.next()) {
 655                                 geometry_xysaved = lexrc.getBool();
 656                         }
 657                         break;
 658
 659                 case RC_WHEEL_JUMP:
 660                         if (lexrc.next()) {
 661                                 wheel_jump = lexrc.getInteger();
 662                         }
 663                         break;
 664
 665                 case RC_SCREEN_FONT_SIZES:
 666                         if (lexrc.next()) {
 667                                 font_sizes[LyXFont::SIZE_TINY] =
 668                                         lexrc.getString();
 669                         }
 670                         if (lexrc.next()) {
 671                                 font_sizes[LyXFont::SIZE_SCRIPT] =
 672                                         lexrc.getString();
 673                         }
 674                         if (lexrc.next()) {
 675                                 font_sizes[LyXFont::SIZE_FOOTNOTE] =
 676                                         lexrc.getString();
 677                         }
 678                         if (lexrc.next()) {
 679                                 font_sizes[LyXFont::SIZE_SMALL] =
 680                                         lexrc.getString();
 681                         }
 682                         if (lexrc.next()) {
 683                                 font_sizes[LyXFont::SIZE_NORMAL] =
 684                                         lexrc.getString();
 685                         }
 686                         if (lexrc.next()) {
 687                                 font_sizes[LyXFont::SIZE_LARGE] =
 688                                         lexrc.getString();
 689                         }
 690                         if (lexrc.next()) {
 691                                 font_sizes[LyXFont::SIZE_LARGER] =
 692                                         lexrc.getString();
 693                         }
 694                         if (lexrc.next()) {
 695                                 font_sizes[LyXFont::SIZE_LARGEST] =
 696                                         lexrc.getString();
 697                         }
 698                         if (lexrc.next()) {
 699                                 font_sizes[LyXFont::SIZE_HUGE] =
 700                                         lexrc.getString();
 701                         }
 702                         if (lexrc.next()) {
 703                                 font_sizes[LyXFont::SIZE_HUGER] =
 704                                         lexrc.getString();
 705                         }
 706                         break;
 707
 708                 case RC_SCREEN_FONT_SCALABLE:
 709                         if (lexrc.next()) {
 710                                 use_scalable_fonts = lexrc.getBool();
 711                         }
 712                         break;
 713
 714                 case RC_AUTOSAVE:
 715                         if (lexrc.next()) {
 716                                 autosave = lexrc.getInteger();
 717                         }
 718                         break;
 719
 720                 case RC_DOCUMENTPATH:
 721                         if (lexrc.next()) {
 722                                 document_path = os::internal_path(lexrc.getString());
 723                                 document_path = expandPath(document_path);
 724                         }
 725                         break;
 726
 727                 case RC_TEMPLATEPATH:
 728                         if (lexrc.next()) {
 729                                 template_path = os::internal_path(lexrc.getString());
 730                                 template_path = expandPath(template_path);
 731                         }
 732                         break;
 733
 734                 case RC_TEMPDIRPATH:
 735                         if (lexrc.next()) {
 736                                 tempdir_path = os::internal_path(lexrc.getString());
 737                                 tempdir_path = expandPath(tempdir_path);
 738                         }
 739                         break;
 740
 741                 case RC_USETEMPDIR:
 742                         if (lexrc.next()) {
 743                                 lyxerr << "Ignoring obsolete use_tempdir flag." << endl;
 744                         }
 745                         break;
 746
 747                 case RC_USELASTFILEPOS:
 748                         if (lexrc.next()) {
 749                                 use_lastfilepos = lexrc.getBool();
 750                         }
 751                         break;
 752
 753                 case RC_LOADSESSION:
 754                         if (lexrc.next()) {
 755                                 load_session = lexrc.getBool();
 756                         }
 757                         break;
 758
 759                 case RC_NUMLASTFILES:
 760                         if (lexrc.next()) {
 761                                 num_lastfiles = lexrc.getInteger();
 762                         }
 763                         break;
 764
 765                 case RC_CHECKLASTFILES:
 766                         if (lexrc.next()) {
 767                                 check_lastfiles = lexrc.getBool();
 768                         }
 769                         break;
 770
 771                 case RC_SCREEN_FONT_ROMAN:
 772                         if (lexrc.next()) {
 773                                 roman_font_name = lexrc.getString();
 774                                 oldFontFormat(roman_font_name,
 775                                               roman_font_foundry);
 776                         }
 777                         break;
 778
 779                 case RC_SCREEN_FONT_SANS:
 780                         if (lexrc.next()) {
 781                                 sans_font_name = lexrc.getString();
 782                                 oldFontFormat(sans_font_name, sans_font_foundry);
 783                         }
 784                         break;
 785
 786                 case RC_SCREEN_FONT_TYPEWRITER:
 787                         if (lexrc.next()) {
 788                                 typewriter_font_name = lexrc.getString();
 789                                 oldFontFormat(typewriter_font_name,
 790                                               typewriter_font_foundry);
 791                         }
 792                         break;
 793
 794                 case RC_SCREEN_FONT_ROMAN_FOUNDRY:
 795                         if (lexrc.next()) {
 796                                 roman_font_foundry = lexrc.getString();
 797                         }
 798                         break;
 799
 800                 case RC_SCREEN_FONT_SANS_FOUNDRY:
 801                         if (lexrc.next()) {
 802                                 sans_font_foundry = lexrc.getString();
 803                         }
 804                         break;
 805
 806                 case RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
 807                         if (lexrc.next()) {
 808                                 typewriter_font_foundry = lexrc.getString();
 809                         }
 810                         break;
 811
 812                 case RC_SCREEN_FONT_ENCODING:
 813                         if (lexrc.next()) {
 814                                 font_norm = lexrc.getString();
 815                                 set_font_norm_type();
 816                         }
 817                         break;
 818
 819                 case RC_POPUP_BOLD_FONT:
 820                         if (lexrc.next()) {
 821                                 popup_bold_font = lexrc.getString();
 822                         }
 823                         break;
 824
 825                 case RC_POPUP_NORMAL_FONT:
 826                         if (lexrc.next()) {
 827                                 popup_normal_font = lexrc.getString();
 828                         }
 829                         break;
 830
 831                 case RC_POPUP_FONT_ENCODING:
 832                         if (lexrc.next()) {
 833                                 popup_font_encoding = lexrc.getString();
 834                         }
 835                         break;
 836
 837                 case RC_SET_COLOR:
 838                 {
 839                         string lyx_name, x11_name;
 840
 841                         if (lexrc.next()) {
 842                                 lyx_name = lexrc.getString();
 843                         } else {
 844                                 lexrc.printError("Missing color tag.");
 845                                 break;
 846                         }
 847
 848                         if (lexrc.next()) {
 849                                 x11_name = lexrc.getString();
 850                         } else {
 851                                 lexrc.printError("Missing color name for color: `$$Token'");
 852                                 break;
 853                         }
 854
 855                         LColor::color const col =
 856                                 lcolor.getFromLyXName(lyx_name);
 857                         if (col == LColor::none ||
 858                             col == LColor::inherit ||
 859                             col == LColor::ignore)
 860                                 break;
 861
 862                         if (!lcolor.setColor(col, x11_name)) {
 863                                 lyxerr << "Bad lyxrc set_color for "
 864                                         << lyx_name << endl;
 865
 866                         }
 867                         break;
 868                 }
 869                 case RC_AUTOREGIONDELETE:
 870                         // Auto region delete defaults to true
 871                         if (lexrc.next()) {
 872                                 auto_region_delete = lexrc.getBool();
 873                         }
 874                         break;
 875
 876                 case RC_SERVERPIPE:
 877                         if (lexrc.next()) {
 878                                 lyxpipes = os::internal_path(lexrc.getString());
 879                                 lyxpipes = expandPath(lyxpipes);
 880                         }
 881                         break;
 882
 883                 case RC_CURSOR_FOLLOWS_SCROLLBAR:
 884                         if (lexrc.next()) {
 885                                 cursor_follows_scrollbar = lexrc.getBool();
 886                         }
 887                         break;
 888
 889                 case RC_DIALOGS_ICONIFY_WITH_MAIN:
 890                         if (lexrc.next()) {
 891                                 dialogs_iconify_with_main = lexrc.getBool();
 892                         }
 893                         break;
 894
 895                 case RC_ASCIIROFF_COMMAND:
 896                         if (lexrc.next()) {
 897                                 ascii_roff_command = lexrc.getString();
 898                         }
 899                         break;
 900                 case RC_ASCII_LINELEN:
 901                         if (lexrc.next()) {
 902                                 ascii_linelen = lexrc.getInteger();
 903                         }
 904                         break;
 905                         // Spellchecker settings:
 906                 case RC_USE_SPELL_LIB:
 907                         if (lexrc.next()) {
 908                                 use_spell_lib = lexrc.getBool();
 909                         }
 910                         break;
 911                 case RC_SPELL_COMMAND:
 912                         if (lexrc.next()) {
 913                                 isp_command = lexrc.getString();
 914                         }
 915                         break;
 916                 case RC_ACCEPT_COMPOUND:
 917                         if (lexrc.next()) {
 918                                 isp_accept_compound = lexrc.getBool();
 919                         }
 920                         break;
 921                 case RC_USE_INP_ENC:
 922                         if (lexrc.next()) {
 923                                 isp_use_input_encoding = lexrc.getBool();
 924                         }
 925                         break;
 926                 case RC_USE_ALT_LANG:
 927                         if (lexrc.next()) {
 928                                 isp_use_alt_lang = lexrc.getBool();
 929                         }
 930                         break;
 931                 case RC_USE_PERS_DICT:
 932                         if (lexrc.next()) {
 933                                 isp_use_pers_dict = lexrc.getBool();
 934                         }
 935                         break;
 936                 case RC_USE_ESC_CHARS:
 937                         if (lexrc.next()) {
 938                                 isp_use_esc_chars = lexrc.getBool();
 939                         }
 940                         break;
 941                 case RC_ALT_LANG:
 942                         if (lexrc.next()) {
 943                                 isp_alt_lang = lexrc.getString();
 944                         }
 945                         break;
 946                 case RC_PERS_DICT:
 947                         if (lexrc.next()) {
 948                                 isp_pers_dict = os::internal_path(lexrc.getString());
 949                         }
 950                         break;
 951                 case RC_ESC_CHARS:
 952                         if (lexrc.next()) {
 953                                 isp_esc_chars = lexrc.getString();
 954                         }
 955                         break;
 956                 case RC_MAKE_BACKUP:
 957                         if (lexrc.next()) {
 958                                 make_backup = lexrc.getBool();
 959                         }
 960                         break;
 961                 case RC_BACKUPDIR_PATH:
 962                         if (lexrc.next()) {
 963                                 backupdir_path = os::internal_path(lexrc.getString());
 964                                 backupdir_path = expandPath(backupdir_path);
 965                         }
 966                         break;
 967                 case RC_DATE_INSERT_FORMAT:
 968                         if (lexrc.next()) {
 969                                 date_insert_format = lexrc.getString();
 970                         }
 971                         break;
 972                 case RC_LANGUAGE_PACKAGE:
 973                         if (lexrc.next()) {
 974                                 language_package = lexrc.getString();
 975                         }
 976                         break;
 977                 case RC_LANGUAGE_AUTO_BEGIN:
 978                         if (lexrc.next()) {
 979                                 language_auto_begin = lexrc.getBool();
 980                         }
 981                         break;
 982                 case RC_LANGUAGE_AUTO_END:
 983                         if (lexrc.next()) {
 984                                 language_auto_end = lexrc.getBool();
 985                         }
 986                         break;
 987                 case RC_LANGUAGE_GLOBAL_OPTIONS:
 988                         if (lexrc.next()) {
 989                                 language_global_options = lexrc.getBool();
 990                         }
 991                         break;
 992                 case RC_LANGUAGE_USE_BABEL:
 993                         if (lexrc.next()) {
 994                                 language_use_babel = lexrc.getBool();
 995                         }
 996                         break;
 997                 case RC_LANGUAGE_COMMAND_BEGIN:
 998                         if (lexrc.next()) {
 999                                 language_command_begin = lexrc.getString();
1000                         }
1001                         break;
1002                 case RC_LANGUAGE_COMMAND_END:
1003                         if (lexrc.next()) {
1004                                 language_command_end = lexrc.getString();
1005                         }
1006                         break;
1007                 case RC_LANGUAGE_COMMAND_LOCAL:
1008                         if (lexrc.next()) {
1009                                 language_command_local = lexrc.getString();
1010                         }
1011                         break;
1012                 case RC_RTL_SUPPORT:
1013                         if (lexrc.next()) {
1014                                 rtl_support = lexrc.getBool();
1015                         }
1016                         break;
1017                 case RC_AUTO_NUMBER:
1018                         if (lexrc.next()) {
1019                                 auto_number = lexrc.getBool();
1020                         }
1021                         break;
1022                 case RC_MARK_FOREIGN_LANGUAGE:
1023                         if (lexrc.next()) {
1024                                 mark_foreign_language = lexrc.getBool();
1025                         }
1026                         break;
1027
1028                 case RC_COPIER: {
1029                         string fmt, command;
1030                         if (lexrc.next()) {
1031                                 fmt = lexrc.getString();
1032                         }
1033                         if (lexrc.next()) {
1034                                 command = lexrc.getString();
1035                         }
1036                         movers.set(fmt, command);
1037                         break;
1038                 }
1039
1040                 case RC_CONVERTER: {
1041                         string from, to, command, flags;
1042                         if (lexrc.next()) {
1043                                 from = lexrc.getString();
1044                         }
1045                         if (lexrc.next()) {
1046                                 to = lexrc.getString();
1047                         }
1048                         if (lexrc.next()) {
1049                                 command = lexrc.getString();
1050                         }
1051                         if (lexrc.next()) {
1052                                 flags = lexrc.getString();
1053                         }
1054                         if (command.empty()
1055                             || token(command, ' ', 0) == "none") {
1056                                 converters.erase(from, to);
1057                         } else {
1058                                 converters.add(from, to, command, flags);
1059                         }
1060                         break;
1061                 }
1062                 // compatibility with versions older than 1.4.0 only
1063                 case RC_VIEWER: {
1064                         string format, command;
1065                         if (lexrc.next()) {
1066                                 format = lexrc.getString();
1067                         }
1068                         if (lexrc.next()) {
1069                                 command = lexrc.getString();
1070                         }
1071                         formats.setViewer(format, command);
1072                         break;
1073                 }
1074                 case RC_FORMAT: {
1075                         string format, extension, prettyname, shortcut;
1076                         if (lexrc.next()) {
1077                                 format = lexrc.getString();
1078                         }
1079                         if (lexrc.next()) {
1080                                 extension = lexrc.getString();
1081                         }
1082                         if (lexrc.next()) {
1083                                 prettyname = lexrc.getString();
1084                         }
1085                         if (lexrc.next()) {
1086                                 shortcut = lexrc.getString();
1087                         }
1088                         string viewer, editor;
1089                         // Hack to ensure compatibility with versions older
1090                         // than 1.4.0
1091                         int le = lexrc.lex();
1092                         if (le != LyXLex::LEX_FEOF && le != LyXLex::LEX_UNDEF) {
1093                                 viewer = lexrc.getString();
1094                                 if (le == LyXLex::LEX_DATA) {
1095                                         if (lexrc.next()) {
1096                                                 editor = lexrc.getString();
1097                                         }
1098                                 } else {
1099                                         // We have got a known token.
1100                                         // Therefore this is an old style
1101                                         // format definition without
1102                                         // viewer and editor.
1103                                         lexrc.pushToken(viewer);
1104                                         viewer.erase();
1105                                 }
1106                         }
1107                         if (prettyname.empty()) {
1108                                 if (converters.formatIsUsed(format)) {
1109                                         lyxerr << "Can't delete format "
1110                                                << format << endl;
1111                                 } else {
1112                                         formats.erase(format);
1113                                 }
1114                         } else {
1115                                 formats.add(format, extension, prettyname,
1116                                             shortcut, viewer, editor);
1117                         }
1118                         break;
1119                 }
1120                 case RC_DEFAULT_LANGUAGE:
1121                         if (lexrc.next()) {
1122                                 default_language = lexrc.getString();
1123                         }
1124                         break;
1125
1126                 case RC_LABEL_INIT_LENGTH:
1127                         if (lexrc.next()) {
1128                                 label_init_length = lexrc.getInteger();
1129                         }
1130                         break;
1131
1132                 case RC_SHOW_BANNER:
1133                         if (lexrc.next()) {
1134                                 show_banner = lexrc.getBool();
1135                         }
1136                         break;
1137
1138                 case RC_PREVIEW:
1139                         if (lexrc.next()) {
1140                                 string const tmp = lexrc.getString();
1141                                 if (tmp == "true" || tmp == "on")
1142                                         preview = PREVIEW_ON;
1143                                 else if (tmp == "no_math")
1144                                         preview = PREVIEW_NO_MATH;
1145                                 else {
1146                                         preview = PREVIEW_OFF;
1147                                         if (tmp != "false" && tmp != "off")
1148                                                 lyxerr << "Unrecognized "
1149                                                         "preview status \""
1150                                                        << tmp << '\n' << endl;
1151                                 }
1152                         }
1153                         break;
1154
1155                 case RC_PREVIEW_HASHED_LABELS:
1156                         if (lexrc.next()) {
1157                                 preview_hashed_labels = lexrc.getBool();
1158                         }
1159                         break;
1160
1161                 case RC_PREVIEW_SCALE_FACTOR:
1162                         if (lexrc.next()) {
1163                                 preview_scale_factor = lexrc.getString();
1164                         }
1165                         break;
1166
1167                 case RC_USER_NAME:
1168                         if (lexrc.next())
1169                                 user_name = lexrc.getString();
1170                         break;
1171
1172                 case RC_USER_EMAIL:
1173                         if (lexrc.next())
1174                                 user_email = lexrc.getString();
1175                         break;
1176
1177                 case RC_PATH_PREFIX:
1178                         if (lexrc.next())
1179                                 path_prefix = lexrc.getString();
1180                         break;
1181
1182                 case RC_LAST: break; // this is just a dummy
1183                 }
1184         }
1185
1186         /// Update converters data-structures
1187         converters.update(formats);
1188         converters.buildGraph();
1189
1190         return 0;
1191 }
1192
1193
1194 void LyXRC::write(string const & filename, bool ignore_system_lyxrc) const
1195 {
1196         ofstream ofs(filename.c_str());
1197         if (ofs)
1198                 write(ofs, ignore_system_lyxrc);
1199 }
1200
1201
1202 void LyXRC::print() const
1203 {
1204         if (lyxerr.debugging())
1205                 write(lyxerr, false);
1206         else
1207                 write(cout, false);
1208 }
1209
1210
1211 class SameMover {
1212 public:
1213         typedef std::pair<std::string, SpecialisedMover> Data;
1214
1215         SameMover(Data const & comparison)
1216                 : comparison_(comparison) {}
1217
1218         bool operator()(Data const & data) const
1219         {
1220                 return data.first == comparison_.first &&
1221                         data.second.command() == comparison_.second.command();
1222         }
1223
1224 private:
1225         Data comparison_;
1226 };
1227
1228
1229 void LyXRC::write(ostream & os, bool ignore_system_lyxrc) const
1230 {
1231         os << "### This file is part of\n"
1232            << "### ========================================================\n"
1233            << "###          LyX, The Document Processor\n"
1234            << "###\n"
1235            << "###          Copyright 1995 Matthias Ettrich\n"
1236            << "###          Copyright 1995-2001 The LyX Team.\n"
1237            << "###\n"
1238            << "### ========================================================\n"
1239            << "\n"
1240            << "# This file is written by LyX, if you want to make your own\n"
1241            << "# modifications you should do them from inside LyX and save\n"
1242            << "\n";
1243
1244         // Why the switch you might ask. It is a trick to ensure that all
1245         // the elements in the LyXRCTags enum is handled. As you can see
1246         // there are no breaks at all. So it is just a huge fall-through.
1247         // The nice thing is that we will get a warning from the compiler
1248         // if we forget an element.
1249         LyXRCTags tag = RC_LAST;
1250         switch (tag) {
1251         case RC_LAST:
1252         case RC_INPUT:
1253                 // input/include files are not done here
1254         case RC_BINDFILE:
1255                 if (ignore_system_lyxrc ||
1256                     bind_file != system_lyxrc.bind_file) {
1257                         string const path = os::external_path(bind_file);
1258                         os << "\\bind_file \"" << path << "\"\n";
1259                 }
1260                 //
1261                 // Misc Section
1262                 //
1263                 os << "\n#\n"
1264                    << "# MISC SECTION ######################################\n"
1265                    << "#\n\n";
1266
1267                 // bind files are not done here.
1268
1269         case RC_PATH_PREFIX:
1270                 if (ignore_system_lyxrc ||
1271                     path_prefix != system_lyxrc.path_prefix) {
1272                         os << "\\path_prefix \"" << path_prefix << "\"\n";
1273                 }
1274
1275         case RC_UIFILE:
1276                 if (ignore_system_lyxrc ||
1277                     ui_file != system_lyxrc.ui_file) {
1278                         string const path = os::external_path(ui_file);
1279                         os << "\\ui_file \"" << path << "\"\n";
1280                 }
1281         case RC_AUTOREGIONDELETE:
1282                 if (ignore_system_lyxrc ||
1283                     auto_region_delete != system_lyxrc.auto_region_delete) {
1284                         os << "# Set to false to inhibit automatic replacement of\n"
1285                            << "# the current selection.\n"
1286                            << "\\auto_region_delete " << convert<string>(auto_region_delete)
1287                            << '\n';
1288                 }
1289         case RC_AUTORESET_OPTIONS:
1290                 if (ignore_system_lyxrc ||
1291                     auto_reset_options != system_lyxrc.auto_reset_options) {
1292                         os << "# Set to false to inhibit automatic reset of\n"
1293                            << "# the class options to defaults on class change.\n"
1294                            << "\\auto_reset_options "
1295                            << convert<string>(auto_reset_options)
1296                            << '\n';
1297                 }
1298         case RC_AUTOSAVE:
1299                 if (ignore_system_lyxrc ||
1300                     autosave != system_lyxrc.autosave) {
1301                         os << "# The time interval between auto-saves in seconds.\n"
1302                            << "\\autosave " << autosave << '\n';
1303                 }
1304         case RC_DISPLAY_GRAPHICS:
1305                 if (ignore_system_lyxrc ||
1306                     display_graphics != system_lyxrc.display_graphics) {
1307                         os << "# Display graphics within LyX\n"
1308                            << "# monochrome|grayscale|color|none\n"
1309                            << "\\display_graphics "
1310                            << lyx::graphics::displayTranslator().find(display_graphics)
1311                            << '\n';
1312                 }
1313
1314         case RC_VIEWDVI_PAPEROPTION:
1315                 if (ignore_system_lyxrc ||
1316                     view_dvi_paper_option
1317                     != system_lyxrc.view_dvi_paper_option) {
1318                         os << "# Options used to specify paper size to the\n"
1319                            << "# view_dvi_command (e.g. -paper)\n"
1320                            << "\\view_dvi_paper_option \""
1321                            << view_dvi_paper_option << "\"\n";
1322                 }
1323         case RC_DEFAULT_PAPERSIZE:
1324                 if (ignore_system_lyxrc ||
1325                     default_papersize != system_lyxrc.default_papersize) {
1326                         os << "# The default papersize to use.\n"
1327                            << "\\default_papersize \"";
1328                         switch (default_papersize) {
1329                         case PAPER_DEFAULT:
1330                                 os << "default"; break;
1331                         case PAPER_USLETTER:
1332                                 os << "usletter"; break;
1333                         case PAPER_USLEGAL:
1334                                 os << "legal"; break;
1335                         case PAPER_USEXECUTIVE:
1336                                 os << "executive"; break;
1337                         case PAPER_A3:
1338                                 os << "a3"; break;
1339                         case PAPER_A4:
1340                                 os << "a4"; break;
1341                         case PAPER_A5:
1342                                 os << "a5"; break;
1343                         case PAPER_B5:
1344                                 os << "b5"; break;
1345                         case PAPER_CUSTOM:
1346                         case PAPER_B3:
1347                         case PAPER_B4: break;
1348                         }
1349                         os << "\"\n";
1350                 }
1351         case RC_CHKTEX_COMMAND:
1352                 if (ignore_system_lyxrc ||
1353                     chktex_command != system_lyxrc.chktex_command) {
1354                         os << "\\chktex_command \"" << chktex_command << "\"\n";
1355                 }
1356         case RC_BIBTEX_COMMAND:
1357                 if (ignore_system_lyxrc ||
1358                     bibtex_command != system_lyxrc.bibtex_command) {
1359                         os << "\\bibtex_command \"" << bibtex_command << "\"\n";
1360                 }
1361         case RC_INDEX_COMMAND:
1362                 if (ignore_system_lyxrc ||
1363                     index_command != system_lyxrc.index_command) {
1364                         os << "\\index_command \"" << index_command << "\"\n";
1365                 }
1366         case RC_CYGWIN_PATH_FIX:
1367                 if (ignore_system_lyxrc ||
1368                     cygwin_path_fix != system_lyxrc.cygwin_path_fix) {
1369                         os << "\\cygwin_path_fix_needed "
1370                            << convert<string>(cygwin_path_fix) << '\n';
1371                 }
1372         case RC_TEX_ALLOWS_SPACES:
1373                 if (tex_allows_spaces != system_lyxrc.tex_allows_spaces) {
1374                         os << "\\tex_allows_spaces "
1375                            << convert<string>(tex_allows_spaces) << '\n';
1376                 }
1377         case RC_KBMAP:
1378                 if (ignore_system_lyxrc ||
1379                     use_kbmap != system_lyxrc.use_kbmap) {
1380                         os << "\\kbmap " << convert<string>(use_kbmap) << '\n';
1381                 }
1382         case RC_KBMAP_PRIMARY:
1383                 if (ignore_system_lyxrc ||
1384                     primary_kbmap != system_lyxrc.primary_kbmap) {
1385                         string const path = os::external_path(primary_kbmap);
1386                         os << "\\kbmap_primary \"" << path << "\"\n";
1387                 }
1388         case RC_KBMAP_SECONDARY:
1389                 if (ignore_system_lyxrc ||
1390                     secondary_kbmap != system_lyxrc.secondary_kbmap) {
1391                         string const path = os::external_path(secondary_kbmap);
1392                         os << "\\kbmap_secondary \"" << path << "\"\n";
1393                 }
1394         case RC_SERVERPIPE:
1395                 if (ignore_system_lyxrc ||
1396                     lyxpipes != system_lyxrc.lyxpipes) {
1397                         string const path = os::external_path(lyxpipes);
1398                         os << "\\serverpipe \"" << path << "\"\n";
1399                 }
1400         case RC_DATE_INSERT_FORMAT:
1401                 if (ignore_system_lyxrc ||
1402                     date_insert_format != system_lyxrc.date_insert_format) {
1403                         os << "\\date_insert_format \"" << date_insert_format
1404                            << "\"\n";
1405                 }
1406         case RC_LABEL_INIT_LENGTH:
1407                 if (ignore_system_lyxrc ||
1408                     label_init_length != system_lyxrc.label_init_length) {
1409                         os << "\\label_init_length " << label_init_length
1410                            << '\n';
1411                 }
1412
1413         case RC_USER_NAME:
1414                 os << "\\user_name \"" << user_name << "\"\n";
1415
1416         case RC_USER_EMAIL:
1417                 os << "\\user_email \"" << user_email << "\"\n";
1418
1419         case RC_SHOW_BANNER:
1420                 if (ignore_system_lyxrc ||
1421                     show_banner != system_lyxrc.show_banner) {
1422                         os << "\\show_banner " << convert<string>(show_banner) << '\n';
1423                 }
1424
1425         case RC_PREVIEW:
1426                 if (ignore_system_lyxrc ||
1427                     preview != system_lyxrc.preview) {
1428                         string status;
1429                         switch (preview) {
1430                         case PREVIEW_ON:
1431                                 status = "on";
1432                                 break;
1433                         case PREVIEW_NO_MATH:
1434                                 status = "no_math";
1435                                 break;
1436                         case PREVIEW_OFF:
1437                                 status = "off";
1438                                 break;
1439                         }
1440                         os << "\\preview " << status << '\n';
1441                 }
1442
1443         case RC_PREVIEW_HASHED_LABELS:
1444                 if (ignore_system_lyxrc ||
1445                     preview_hashed_labels !=
1446                     system_lyxrc.preview_hashed_labels) {
1447                         os << "\\preview_hashed_labels "
1448                            << convert<string>(preview_hashed_labels) << '\n';
1449                 }
1450
1451         case RC_PREVIEW_SCALE_FACTOR:
1452                 if (ignore_system_lyxrc ||
1453                     preview_scale_factor != system_lyxrc.preview_scale_factor) {
1454                         os << "\\preview_scale_factor "
1455                            << preview_scale_factor << '\n';
1456                 }
1457
1458                 os << "\n#\n"
1459                    << "# SCREEN & FONTS SECTION ############################\n"
1460                    << "#\n\n";
1461
1462         case RC_POPUP_NORMAL_FONT:
1463                 if (ignore_system_lyxrc ||
1464                     popup_normal_font != system_lyxrc.popup_normal_font) {
1465                         os << "\\popup_normal_font \"" << popup_normal_font
1466                            << "\"\n";
1467                 }
1468         case RC_POPUP_BOLD_FONT:
1469                 if (ignore_system_lyxrc ||
1470                     popup_bold_font != system_lyxrc.popup_bold_font) {
1471                         os << "\\popup_bold_font \"" << popup_bold_font
1472                            << "\"\n";
1473                 }
1474         case RC_POPUP_FONT_ENCODING:
1475                 if (ignore_system_lyxrc ||
1476                     popup_font_encoding != system_lyxrc.popup_font_encoding) {
1477                         os << "\\popup_font_encoding \"" << popup_font_encoding
1478                            << "\"\n";
1479                 }
1480         case RC_SCREEN_DPI:
1481                 if (ignore_system_lyxrc ||
1482                     dpi != system_lyxrc.dpi) {
1483                         os << "\\screen_dpi " << dpi << '\n';
1484                 }
1485         case RC_SCREEN_ZOOM:
1486                 if (ignore_system_lyxrc ||
1487                     zoom != system_lyxrc.zoom) {
1488                         os << "\\screen_zoom " << zoom << '\n';
1489                 }
1490         case RC_SCREEN_GEOMETRY_HEIGHT:
1491                 if (ignore_system_lyxrc ||
1492                     geometry_height != system_lyxrc.geometry_height) {
1493                         os << "\\screen_geometry_height " << geometry_height
1494                            << '\n';
1495                 }
1496         case RC_SCREEN_GEOMETRY_WIDTH:
1497                 if (ignore_system_lyxrc ||
1498                     geometry_width != system_lyxrc.geometry_width) {
1499                         os << "\\screen_geometry_width " << geometry_width
1500                            << '\n';
1501                 }
1502         case RC_SCREEN_GEOMETRY_XYSAVED:
1503                 if (ignore_system_lyxrc ||
1504                     geometry_xysaved != system_lyxrc.geometry_xysaved) {
1505                         os << "\\screen_geometry_xysaved " << convert<string>(geometry_xysaved)
1506                            << '\n';
1507                 }
1508         case RC_WHEEL_JUMP:
1509                 if (ignore_system_lyxrc ||
1510                     wheel_jump != system_lyxrc.wheel_jump) {
1511                         os << "\\wheel_jump " << wheel_jump << '\n';
1512                 }
1513         case RC_CURSOR_FOLLOWS_SCROLLBAR:
1514                 if (ignore_system_lyxrc ||
1515                     cursor_follows_scrollbar
1516                     != system_lyxrc.cursor_follows_scrollbar) {
1517                         os << "\\cursor_follows_scrollbar "
1518                            << convert<string>(cursor_follows_scrollbar) << '\n';
1519                 }
1520         case RC_DIALOGS_ICONIFY_WITH_MAIN:
1521                 if (ignore_system_lyxrc ||
1522                     dialogs_iconify_with_main
1523                    != system_lyxrc.dialogs_iconify_with_main) {
1524                         os << "\\dialogs_iconify_with_main "
1525                           <<  convert<string>(dialogs_iconify_with_main) << '\n';
1526                 }
1527         case RC_SCREEN_FONT_ROMAN:
1528                 if (ignore_system_lyxrc ||
1529                     roman_font_name != system_lyxrc.roman_font_name) {
1530                         os << "\\screen_font_roman \"" << roman_font_name
1531                            << "\"\n";
1532                 }
1533         case RC_SCREEN_FONT_ROMAN_FOUNDRY:
1534                 if (ignore_system_lyxrc ||
1535                     roman_font_foundry != system_lyxrc.roman_font_foundry) {
1536                         os << "\\screen_font_roman_foundry \"" << roman_font_foundry
1537                            << "\"\n";
1538                 }
1539         case RC_SCREEN_FONT_SANS:
1540                 if (ignore_system_lyxrc ||
1541                     sans_font_name != system_lyxrc.sans_font_name) {
1542                         os << "\\screen_font_sans \"" << sans_font_name
1543                            << "\"\n";
1544                 }
1545         case RC_SCREEN_FONT_SANS_FOUNDRY:
1546                 if (ignore_system_lyxrc ||
1547                     sans_font_foundry != system_lyxrc.sans_font_foundry) {
1548                         os << "\\screen_font_sans_foundry \"" << sans_font_foundry
1549                            << "\"\n";
1550                 }
1551         case RC_SCREEN_FONT_TYPEWRITER:
1552                 if (ignore_system_lyxrc ||
1553                     typewriter_font_name != system_lyxrc.typewriter_font_name) {
1554                         os << "\\screen_font_typewriter \""
1555                            << typewriter_font_name << "\"\n";
1556                 }
1557         case RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
1558                 if (ignore_system_lyxrc ||
1559                     typewriter_font_foundry != system_lyxrc.typewriter_font_foundry) {
1560                         os << "\\screen_font_typewriter_foundry \""
1561                            << typewriter_font_foundry << "\"\n";
1562                 }
1563
1564         case RC_SCREEN_FONT_SCALABLE:
1565                 if (ignore_system_lyxrc ||
1566                     use_scalable_fonts != system_lyxrc.use_scalable_fonts) {
1567                         os << "\\screen_font_scalable "
1568                            << convert<string>(use_scalable_fonts)
1569                            << '\n';
1570                 }
1571         case RC_SCREEN_FONT_ENCODING:
1572                 if (ignore_system_lyxrc ||
1573                     font_norm != system_lyxrc.font_norm) {
1574                         os << "\\screen_font_encoding \"" << font_norm
1575                            << "\"\n";
1576                 }
1577         case RC_SCREEN_FONT_SIZES:
1578                 if (ignore_system_lyxrc ||
1579                     font_sizes[LyXFont::SIZE_TINY]
1580                     != system_lyxrc.font_sizes[LyXFont::SIZE_TINY] ||
1581                     font_sizes[LyXFont::SIZE_SCRIPT]
1582                     != system_lyxrc.font_sizes[LyXFont::SIZE_SCRIPT] ||
1583                     font_sizes[LyXFont::SIZE_FOOTNOTE]
1584                     != system_lyxrc.font_sizes[LyXFont::SIZE_FOOTNOTE] ||
1585                     font_sizes[LyXFont::SIZE_SMALL]
1586                     != system_lyxrc.font_sizes[LyXFont::SIZE_SMALL] ||
1587                     font_sizes[LyXFont::SIZE_NORMAL]
1588                     != system_lyxrc.font_sizes[LyXFont::SIZE_NORMAL] ||
1589                     font_sizes[LyXFont::SIZE_LARGE]
1590                     != system_lyxrc.font_sizes[LyXFont::SIZE_LARGE] ||
1591                     font_sizes[LyXFont::SIZE_LARGER]
1592                     != system_lyxrc.font_sizes[LyXFont::SIZE_LARGER] ||
1593                     font_sizes[LyXFont::SIZE_LARGEST]
1594                     != system_lyxrc.font_sizes[LyXFont::SIZE_LARGEST] ||
1595                     font_sizes[LyXFont::SIZE_HUGE]
1596                     != system_lyxrc.font_sizes[LyXFont::SIZE_HUGE] ||
1597                     font_sizes[LyXFont::SIZE_HUGER]
1598                     != system_lyxrc.font_sizes[LyXFont::SIZE_HUGER]) {
1599                         os.setf(ios::fixed);
1600                         os.precision(2);
1601                         os << "\\screen_font_sizes"
1602                            << ' ' << font_sizes[LyXFont::SIZE_TINY]
1603                            << ' ' << font_sizes[LyXFont::SIZE_SCRIPT]
1604                            << ' ' << font_sizes[LyXFont::SIZE_FOOTNOTE]
1605                            << ' ' << font_sizes[LyXFont::SIZE_SMALL]
1606                            << ' ' << font_sizes[LyXFont::SIZE_NORMAL]
1607                            << ' ' << font_sizes[LyXFont::SIZE_LARGE]
1608                            << ' ' << font_sizes[LyXFont::SIZE_LARGER]
1609                            << ' ' << font_sizes[LyXFont::SIZE_LARGEST]
1610                            << ' ' << font_sizes[LyXFont::SIZE_HUGE]
1611                            << ' ' << font_sizes[LyXFont::SIZE_HUGER]
1612                            << '\n';
1613                 }
1614
1615                 os << "\n#\n"
1616                    << "# COLOR SECTION ###################################\n"
1617                    << "#\n\n";
1618
1619         case RC_SET_COLOR:
1620                 for (int i = 0; i < LColor::ignore; ++i) {
1621                         LColor::color lc = static_cast<LColor::color>(i);
1622
1623                         string const col(lcolor.getX11Name(lc));
1624                         if (ignore_system_lyxrc ||
1625                             col != system_lcolor.getX11Name(lc)) {
1626                                 os << "\\set_color \""
1627                                    << lcolor.getLyXName(lc) << "\" \""
1628                                    << col << "\"\n";
1629                         }
1630                 }
1631
1632                 os << "\n#\n"
1633                    << "# PRINTER SECTION ###################################\n"
1634                    << "#\n\n";
1635
1636         case RC_PRINTER:
1637                 if (ignore_system_lyxrc ||
1638                     printer != system_lyxrc.printer) {
1639                         os << "\\printer \"" << printer << "\"\n";
1640                 }
1641         case RC_PRINT_ADAPTOUTPUT:
1642                 if (ignore_system_lyxrc ||
1643                     print_adapt_output != system_lyxrc.print_adapt_output) {
1644                         os << "\\print_adapt_output "
1645                            << convert<string>(print_adapt_output)
1646                            << '\n';
1647                 }
1648         case RC_PRINT_COMMAND:
1649                 if (ignore_system_lyxrc ||
1650                     print_command != system_lyxrc.print_command) {
1651                         os << "\\print_command \"" << print_command << "\"\n";
1652                 }
1653         case RC_PRINTEXSTRAOPTIONS:
1654                 if (ignore_system_lyxrc ||
1655                     print_extra_options != system_lyxrc.print_extra_options) {
1656                         os << "\\print_extra_options \"" << print_extra_options
1657                            << "\"\n";
1658                 }
1659         case RC_PRINTSPOOL_COMMAND:
1660                 if (ignore_system_lyxrc ||
1661                     print_spool_command != system_lyxrc.print_spool_command) {
1662                         os << "\\print_spool_command \"" << print_spool_command
1663                            << "\"\n";
1664                 }
1665         case RC_PRINTSPOOL_PRINTERPREFIX:
1666                 if (ignore_system_lyxrc ||
1667                     print_spool_printerprefix
1668                     != system_lyxrc.print_spool_printerprefix) {
1669                         os << "\\print_spool_printerprefix \""
1670                            << print_spool_printerprefix << "\"\n";
1671                 }
1672         case RC_PRINTEVENPAGEFLAG:
1673                 if (ignore_system_lyxrc ||
1674                     print_evenpage_flag != system_lyxrc.print_evenpage_flag) {
1675                         os << "\\print_evenpage_flag \"" << print_evenpage_flag
1676                            << "\"\n";
1677                 }
1678         case RC_PRINTODDPAGEFLAG:
1679                 if (ignore_system_lyxrc ||
1680                     print_oddpage_flag != system_lyxrc.print_oddpage_flag) {
1681                         os << "\\print_oddpage_flag \"" << print_oddpage_flag
1682                            << "\"\n";
1683                 }
1684         case RC_PRINTREVERSEFLAG:
1685                 if (ignore_system_lyxrc ||
1686                     print_reverse_flag != system_lyxrc.print_reverse_flag) {
1687                         os << "\\print_reverse_flag \"" << print_reverse_flag
1688                            << "\"\n";
1689                 }
1690         case RC_PRINTLANDSCAPEFLAG:
1691                 if (ignore_system_lyxrc ||
1692                     print_landscape_flag != system_lyxrc.print_landscape_flag) {
1693                         os << "\\print_landscape_flag \"" << print_landscape_flag
1694                            << "\"\n";
1695                 }
1696         case RC_PRINTPAGERANGEFLAG:
1697                 if (ignore_system_lyxrc ||
1698                     print_pagerange_flag != system_lyxrc.print_pagerange_flag) {
1699                         os << "\\print_pagerange_flag \"" << print_pagerange_flag
1700                            << "\"\n";
1701                 }
1702         case RC_PRINTCOPIESFLAG:
1703                 if (ignore_system_lyxrc ||
1704                     print_copies_flag != system_lyxrc.print_copies_flag) {
1705                         os << "\\print_copies_flag \"" << print_copies_flag
1706                            << "\"\n";
1707                 }
1708         case RC_PRINTCOLLCOPIESFLAG:
1709                 if (ignore_system_lyxrc ||
1710                     print_collcopies_flag
1711                     != system_lyxrc.print_collcopies_flag) {
1712                         os << "\\print_collcopies_flag \""
1713                            << print_collcopies_flag
1714                            << "\"\n";
1715                 }
1716         case RC_PRINTPAPERFLAG:
1717                 if (ignore_system_lyxrc ||
1718                     print_paper_flag != system_lyxrc.print_paper_flag) {
1719                         os << "\\print_paper_flag \"" << print_paper_flag
1720                            << "\"\n";
1721                 }
1722         case RC_PRINTPAPERDIMENSIONFLAG:
1723                 if (ignore_system_lyxrc ||
1724                     print_paper_dimension_flag
1725                     != system_lyxrc.print_paper_dimension_flag) {
1726                         os << "\\print_paper_dimension_flag \""
1727                            << print_paper_dimension_flag << "\"\n";
1728                 }
1729         case RC_PRINTTOPRINTER:
1730                 if (ignore_system_lyxrc ||
1731                     print_to_printer != system_lyxrc.print_to_printer) {
1732                         os << "\\print_to_printer \"" << print_to_printer
1733                            << "\"\n";
1734                 }
1735         case RC_PRINTTOFILE:
1736                 if (ignore_system_lyxrc ||
1737                     print_to_file != system_lyxrc.print_to_file) {
1738                         string const path = os::external_path(print_to_file);
1739                         os << "\\print_to_file \"" << path << "\"\n";
1740                 }
1741         case RC_PRINTFILEEXTENSION:
1742                 if (ignore_system_lyxrc ||
1743                     print_file_extension != system_lyxrc.print_file_extension) {
1744                         os << "\\print_file_extension \""
1745                            << print_file_extension
1746                            << "\"\n";
1747                 }
1748
1749                 os << "\n#\n"
1750                    << "# EXPORT SECTION ####################################\n"
1751                    << "#\n\n";
1752
1753         case RC_CUSTOM_EXPORT_COMMAND:
1754                 if (ignore_system_lyxrc ||
1755                     custom_export_command
1756                     != system_lyxrc.custom_export_command) {
1757                         os << "\\custom_export_command \""
1758                            << custom_export_command
1759                            << "\"\n";
1760                 }
1761         case RC_CUSTOM_EXPORT_FORMAT:
1762                 if (ignore_system_lyxrc ||
1763                     custom_export_format
1764                     != system_lyxrc.custom_export_format) {
1765                         os << "\\custom_export_format \"" << custom_export_format
1766                            << "\"\n";
1767                 }
1768
1769                 os << "\n#\n"
1770                    << "# TEX SECTION #######################################\n"
1771                    << "#\n\n";
1772
1773         case RC_FONT_ENCODING:
1774                 if (ignore_system_lyxrc ||
1775                     fontenc != system_lyxrc.fontenc) {
1776                         os << "\\font_encoding \"" << fontenc << "\"\n";
1777                 }
1778
1779                 os << "\n#\n"
1780                    << "# FILE SECTION ######################################\n"
1781                    << "#\n\n";
1782
1783         case RC_DOCUMENTPATH:
1784                 if (ignore_system_lyxrc ||
1785                     document_path != system_lyxrc.document_path) {
1786                         string const path = os::external_path(document_path);
1787                         os << "\\document_path \"" << path << "\"\n";
1788                 }
1789         case RC_USELASTFILEPOS:
1790                 if (ignore_system_lyxrc ||
1791                     use_lastfilepos != system_lyxrc.use_lastfilepos) {
1792                         os << "\\use_lastfilepos " << convert<string>(use_lastfilepos)
1793                            << '\n';
1794                 }
1795         case RC_LOADSESSION:
1796                 if (ignore_system_lyxrc ||
1797                     load_session != system_lyxrc.load_session) {
1798                         os << "\\load_session " << convert<string>(load_session)
1799                            << "\n";
1800                 }
1801         case RC_NUMLASTFILES:
1802                 if (ignore_system_lyxrc ||
1803                     num_lastfiles != system_lyxrc.num_lastfiles) {
1804                         os << "\\num_lastfiles " << num_lastfiles << '\n';
1805                 }
1806         case RC_CHECKLASTFILES:
1807                 if (ignore_system_lyxrc ||
1808                     check_lastfiles != system_lyxrc.check_lastfiles) {
1809                         os << "\\check_lastfiles " << convert<string>(check_lastfiles)
1810                            << '\n';
1811                 }
1812         case RC_TEMPLATEPATH:
1813                 if (ignore_system_lyxrc ||
1814                     template_path != system_lyxrc.template_path) {
1815                         string const path = os::external_path(template_path);
1816                         os << "\\template_path \"" << path << "\"\n";
1817                 }
1818         case RC_TEMPDIRPATH:
1819                 if (ignore_system_lyxrc ||
1820                     tempdir_path != system_lyxrc.tempdir_path) {
1821                         string const path = os::external_path(tempdir_path);
1822                         os << "\\tempdir_path \"" << path << "\"\n";
1823                 }
1824         case RC_USETEMPDIR:
1825                 // Ignore it
1826         case RC_ASCII_LINELEN:
1827                 if (ignore_system_lyxrc ||
1828                     ascii_linelen != system_lyxrc.ascii_linelen) {
1829                         os << "\\ascii_linelen " << ascii_linelen << '\n';
1830                 }
1831         case RC_MAKE_BACKUP:
1832                 if (ignore_system_lyxrc ||
1833                     make_backup != system_lyxrc.make_backup) {
1834                         os << "\\make_backup " << convert<string>(make_backup) << '\n';
1835                 }
1836         case RC_BACKUPDIR_PATH:
1837                 if (ignore_system_lyxrc ||
1838                     backupdir_path != system_lyxrc.backupdir_path) {
1839                         string const path = os::external_path(backupdir_path);
1840                         os << "\\backupdir_path \"" << path << "\"\n";
1841                 }
1842
1843                 os << "\n#\n"
1844                    << "# ASCII EXPORT SECTION ##############################\n"
1845                    << "#\n\n";
1846
1847         case RC_ASCIIROFF_COMMAND:
1848                 if (ignore_system_lyxrc ||
1849                     ascii_roff_command != system_lyxrc.ascii_roff_command) {
1850                         os << "\\ascii_roff_command \"" << ascii_roff_command
1851                            << "\"\n";
1852                 }
1853
1854                 os << "\n#\n"
1855                    << "# SPELLCHECKER SECTION ##############################\n"
1856                    << "#\n\n";
1857         case RC_USE_SPELL_LIB:
1858                 if (ignore_system_lyxrc ||
1859                     use_spell_lib != system_lyxrc.use_spell_lib) {
1860                         os << "\\use_spell_lib " << convert<string>(use_spell_lib) << '\n';
1861                 }
1862         case RC_SPELL_COMMAND:
1863                 if (ignore_system_lyxrc ||
1864                     isp_command != system_lyxrc.isp_command) {
1865                         os << "\\spell_command \"" << isp_command << "\"\n";
1866                 }
1867         case RC_ACCEPT_COMPOUND:
1868                 if (ignore_system_lyxrc ||
1869                     isp_accept_compound != system_lyxrc.isp_accept_compound) {
1870                         os << "\\accept_compound " << convert<string>(isp_accept_compound)
1871                            << '\n';
1872                 }
1873         case RC_USE_ALT_LANG:
1874                 if (ignore_system_lyxrc ||
1875                     isp_use_alt_lang != system_lyxrc.isp_use_alt_lang) {
1876                         os << "\\use_alt_language " << convert<string>(isp_use_alt_lang)
1877                            << '\n';
1878                 }
1879         case RC_ALT_LANG:
1880                 if (ignore_system_lyxrc ||
1881                     isp_alt_lang != system_lyxrc.isp_alt_lang) {
1882                         os << "\\alternate_language \"" << isp_alt_lang
1883                            << "\"\n";
1884                 }
1885         case RC_USE_ESC_CHARS:
1886                 if (ignore_system_lyxrc ||
1887                     isp_use_esc_chars != system_lyxrc.isp_use_esc_chars) {
1888                         os << "\\use_escape_chars " << convert<string>(isp_use_esc_chars)
1889                            << '\n';
1890                 }
1891         case RC_ESC_CHARS:
1892                 if (ignore_system_lyxrc ||
1893                     isp_esc_chars != system_lyxrc.isp_esc_chars) {
1894                         os << "\\escape_chars \"" << isp_esc_chars << "\"\n";
1895                 }
1896         case RC_USE_PERS_DICT:
1897                 if (ignore_system_lyxrc ||
1898                     isp_use_pers_dict != system_lyxrc.isp_use_pers_dict) {
1899                         os << "\\use_personal_dictionary "
1900                            << convert<string>(isp_use_pers_dict)
1901                            << '\n';
1902                 }
1903         case RC_PERS_DICT:
1904                 if (isp_pers_dict != system_lyxrc.isp_pers_dict) {
1905                         string const path = os::external_path(isp_pers_dict);
1906                         os << "\\personal_dictionary \"" << path << "\"\n";
1907                 }
1908         case RC_USE_INP_ENC:
1909                 if (ignore_system_lyxrc ||
1910                     isp_use_input_encoding
1911                     != system_lyxrc.isp_use_input_encoding) {
1912                         os << "\\use_input_encoding "
1913                            << convert<string>(isp_use_input_encoding)
1914                            << '\n';
1915                 }
1916
1917                 os << "\n#\n"
1918                    << "# LANGUAGE SUPPORT SECTION ##########################\n"
1919                    << "#\n\n";
1920
1921         case RC_RTL_SUPPORT:
1922                 if (ignore_system_lyxrc ||
1923                     rtl_support != system_lyxrc.rtl_support) {
1924                         os << "\\rtl " << convert<string>(rtl_support) << '\n';
1925                 }
1926         case RC_LANGUAGE_PACKAGE:
1927                 if (ignore_system_lyxrc ||
1928                     language_package != system_lyxrc.language_package) {
1929                         os << "\\language_package \"" << language_package
1930                            << "\"\n";
1931                 }
1932         case RC_LANGUAGE_GLOBAL_OPTIONS:
1933                 if (ignore_system_lyxrc ||
1934                     language_global_options
1935                     != system_lyxrc.language_global_options) {
1936                         os << "\\language_global_options \""
1937                            << convert<string>(language_global_options)
1938                            << "\"\n";
1939                 }
1940         case RC_LANGUAGE_USE_BABEL:
1941                 if (ignore_system_lyxrc ||
1942                     language_use_babel != system_lyxrc.language_use_babel) {
1943                         os << "\\language_use_babel \""
1944                            << convert<string>(language_use_babel)
1945                            << "\"\n";
1946                 }
1947         case RC_LANGUAGE_COMMAND_BEGIN:
1948                 if (ignore_system_lyxrc ||
1949                     language_command_begin
1950                     != system_lyxrc.language_command_begin) {
1951                         os << "\\language_command_begin \""
1952                            << language_command_begin
1953                            << "\"\n";
1954                 }
1955         case RC_LANGUAGE_COMMAND_END:
1956                 if (ignore_system_lyxrc ||
1957                     language_command_end
1958                     != system_lyxrc.language_command_end) {
1959                         os << "\\language_command_end \"" << language_command_end
1960                            << "\"\n";
1961                 }
1962         case RC_LANGUAGE_COMMAND_LOCAL:
1963                 if (ignore_system_lyxrc ||
1964                     language_command_local
1965                     != system_lyxrc.language_command_local) {
1966                         os << "\\language_command_local \""
1967                            << language_command_local
1968                            << "\"\n";
1969                 }
1970         case RC_LANGUAGE_AUTO_BEGIN:
1971                 if (ignore_system_lyxrc ||
1972                     language_auto_begin != system_lyxrc.language_auto_begin) {
1973                         os << "\\language_auto_begin "
1974                            << convert<string>(language_auto_begin) << '\n';
1975                 }
1976         case RC_LANGUAGE_AUTO_END:
1977                 if (ignore_system_lyxrc ||
1978                     language_auto_end != system_lyxrc.language_auto_end) {
1979                         os << "\\language_auto_end "
1980                            << convert<string>(language_auto_end) << '\n';
1981                 }
1982         case RC_MARK_FOREIGN_LANGUAGE:
1983                 if (ignore_system_lyxrc ||
1984                     mark_foreign_language
1985                     != system_lyxrc.mark_foreign_language) {
1986                         os << "\\mark_foreign_language " <<
1987                                 convert<string>(mark_foreign_language) << '\n';
1988                 }
1989
1990                 os << "\n#\n"
1991                    << "# 2nd MISC SUPPORT SECTION ##########################\n"
1992                    << "#\n\n";
1993
1994         case RC_AUTO_NUMBER:
1995                 if (ignore_system_lyxrc ||
1996                     auto_number != system_lyxrc.auto_number) {
1997                         os << "\\auto_number " << convert<string>(auto_number) << '\n';
1998                 }
1999         case RC_DEFAULT_LANGUAGE:
2000                 if (ignore_system_lyxrc ||
2001                     default_language != system_lyxrc.default_language) {
2002                         os << "\\default_language " << default_language << '\n';
2003                 }
2004
2005                 os << "\n#\n"
2006                    << "# FORMATS SECTION ##########################\n"
2007                    << "#\n\n";
2008
2009         case RC_FORMAT:
2010                 // New/modifed formats
2011                 for (Formats::const_iterator cit = formats.begin();
2012                      cit != formats.end(); ++cit) {
2013                         Format const * format =
2014                                 system_formats.getFormat(cit->name());
2015                         if (!format ||
2016                             format->extension() != cit->extension() ||
2017                             format->prettyname() != cit->prettyname() ||
2018                             format->shortcut() != cit->shortcut() ||
2019                             format->viewer() != cit->viewer() ||
2020                             format->editor() != cit->editor())
2021                                 os << "\\format \"" << cit->name() << "\" \""
2022                                    << cit->extension() << "\" \""
2023                                    << cit->prettyname() << "\" \""
2024                                    << cit->shortcut() << "\" \""
2025                                    << cit->viewer() << "\" \""
2026                                    << cit->editor() << "\"\n";
2027                 }
2028
2029                 // Look for deleted formats
2030                 for (Formats::const_iterator cit = system_formats.begin();
2031                      cit != system_formats.end(); ++cit)
2032                         if (!formats.getFormat(cit->name()))
2033                                 os << "\\format \"" << cit->name()
2034                                    << "\" \"\" \"\" \"\" \"\" \"\"\n";
2035         case RC_VIEWER:
2036                 // Ignore it
2037
2038                 os << "\n#\n"
2039                    << "# CONVERTERS SECTION ##########################\n"
2040                    << "#\n\n";
2041
2042         case RC_CONVERTER:
2043                 // Look for new converters
2044                 for (Converters::const_iterator cit = converters.begin();
2045                      cit != converters.end(); ++cit) {
2046                         Converter const * converter =
2047                                 system_converters.getConverter(cit->from,
2048                                                                cit->to);
2049                         if (!converter ||
2050                             converter->command != cit->command ||
2051                             converter->flags != cit->flags)
2052                                 os << "\\converter \"" << cit->from << "\" \""
2053                                    << cit->to << "\" \""
2054                                    << cit->command << "\" \""
2055                                    << cit->flags << "\"\n";
2056                 }
2057
2058                 // New/modifed converters
2059                 for (Converters::const_iterator cit = system_converters.begin();
2060                      cit != system_converters.end(); ++cit)
2061                         if (!converters.getConverter(cit->from, cit->to))
2062                                 os << "\\converter \"" << cit->from
2063                                    << "\" \"" << cit->to << "\" \"\" \"\"\n";
2064
2065         case RC_COPIER:
2066                 os << "\n#\n"
2067                    << "# COPIERS SECTION ##########################\n"
2068                    << "#\n\n";
2069
2070                 // Look for new movers
2071                 Movers::iterator const sysbegin = system_movers.begin();
2072                 Movers::iterator const sysend = system_movers.end();
2073
2074                 for (Movers::iterator it = movers.begin(), end = movers.end();
2075                      it != end; ++it) {
2076                         Movers::iterator const sysit =
2077                                 std::find_if(sysbegin, sysend, SameMover(*it));
2078                         if (sysit == sysend) {
2079                                 std::string const & fmt = it->first;
2080                                 std::string const & command =
2081                                         it->second.command();
2082
2083                                 os << "\\copier " << fmt
2084                                    << " \"" << command << "\"\n";
2085                         }
2086                 }
2087
2088                 // We don't actually delete SpecialisedMover(s) from the
2089                 // map, just clear their 'command', so there's no need
2090                 // to test for anything else.
2091         }
2092
2093         os.flush();
2094 }
2095
2096 void LyXRC::set_font_norm_type()
2097 {
2098         if (font_norm == "iso10646-1")
2099                 font_norm_type = ISO_10646_1;
2100         else if (font_norm == "iso8859-1")
2101                 font_norm_type = ISO_8859_1;
2102         else if (font_norm == "iso8859-3")
2103                 font_norm_type = ISO_8859_3;
2104         else if (font_norm == "iso8859-4")
2105                 font_norm_type = ISO_8859_4;
2106         else if (font_norm == "iso8859-6.8x")
2107                 font_norm_type = ISO_8859_6_8;
2108         else if (font_norm == "iso8859-9")
2109                 font_norm_type = ISO_8859_9;
2110         else if (font_norm == "iso8859-15")
2111                 font_norm_type = ISO_8859_15;
2112         else
2113                 font_norm_type = OTHER_ENCODING;
2114 }
2115
2116
2117 string const LyXRC::getDescription(LyXRCTags tag)
2118 {
2119         string str;
2120
2121         switch (tag) {
2122         case RC_ACCEPT_COMPOUND:
2123                 str = _("Consider run-together words, such as \"diskdrive\" for \"disk drive\", as legal words?");
2124                 break;
2125
2126         case RC_ALT_LANG:
2127         case RC_USE_ALT_LANG:
2128                 str = _("Specify an alternate language. The default is to use the language of the document.");
2129                 break;
2130
2131         case RC_ASCIIROFF_COMMAND:
2132                 str = _("Use to define an external program to render tables in plain text output. E.g. \"groff -t -Tlatin1 $$FName\" where $$FName is the input file. If \"none\" is specified, an internal routine is used.");
2133                 break;
2134
2135         case RC_ASCII_LINELEN:
2136                 str = _("This is the maximum line length of an exported text file (LaTeX, SGML or plain text).");
2137                 break;
2138
2139         case RC_AUTOREGIONDELETE:
2140                 str = _("De-select if you don't want the current selection to be replaced automatically by what you type.");
2141                 break;
2142
2143         case RC_AUTORESET_OPTIONS:
2144                 str = _("De-select if you don't want the class options to be reset to defaults after class change.");
2145                 break;
2146
2147         case RC_AUTOSAVE:
2148                 str = _("The time interval between auto-saves (in seconds). 0 means no auto-save.");
2149                 break;
2150
2151         case RC_AUTO_NUMBER:
2152                 break;
2153
2154         case RC_BACKUPDIR_PATH:
2155                 str = _("The path for storing backup files. If it is an empty string, LyX will store the backup file in the same directory as the original file.");
2156                 break;
2157
2158         case RC_BIBTEX_COMMAND:
2159                 str = _("Define the options of bibtex (cf. man bibtex) or select an alternative compiler (e.g. mlbibtex or bibulus).");
2160                 break;
2161
2162         case RC_BINDFILE:
2163                 str = _("Keybindings file. Can either specify an absolute path, or LyX will look in its global and local bind/ directories.");
2164                 break;
2165
2166         case RC_CHECKLASTFILES:
2167                 str = _("Select to check whether the lastfiles still exist.");
2168                 break;
2169
2170         case RC_CHKTEX_COMMAND:
2171                 str = _("Define how to run chktex. E.g. \"chktex -n11 -n1 -n3 -n6 -n9 -22 -n25 -n30 -n38\" Refer to the ChkTeX documentation.");
2172                 break;
2173
2174         case RC_CONVERTER:
2175                 break;
2176
2177         case RC_COPIER:
2178                 break;
2179
2180         case RC_CURSOR_FOLLOWS_SCROLLBAR:
2181                 str = _("LyX normally doesn't update the cursor position if you move the scrollbar. Set to true if you'd prefer to always have the cursor on screen.");
2182                 break;
2183
2184         case RC_CUSTOM_EXPORT_COMMAND:
2185                 break;
2186
2187         case RC_CUSTOM_EXPORT_FORMAT:
2188                 break;
2189
2190         case RC_CYGWIN_PATH_FIX:
2191                 break;
2192
2193         case RC_DATE_INSERT_FORMAT:
2194                 //xgettext:no-c-format
2195                 str = _("This accepts the normal strftime formats; see man strftime for full details. E.g.\"%A, %e. %B %Y\".");
2196                 break;
2197
2198         case RC_DEFAULT_LANGUAGE:
2199                 str = _("New documents will be assigned this language.");
2200                 break;
2201
2202         case RC_DEFAULT_PAPERSIZE:
2203                 str = _("Specify the default paper size.");
2204                 break;
2205
2206         case RC_DIALOGS_ICONIFY_WITH_MAIN:
2207                 str = _("Iconify the dialogs when the main window is iconified. (Affects only dialogs shown after the change has been made.)");
2208                 break;
2209
2210         case RC_DISPLAY_GRAPHICS:
2211                 str = _("Select how LyX will display any graphics.");
2212                 break;
2213
2214         case RC_DOCUMENTPATH:
2215                 str = _("The default path for your documents. An empty value selects the directory LyX was started from.");
2216                 break;
2217
2218         case RC_ESC_CHARS:
2219         case RC_USE_ESC_CHARS:
2220                 str = _("Specify additional chars that can be part of a word.");
2221                 break;
2222
2223         case RC_FONT_ENCODING:
2224                 str = _("The font encoding used for the LaTeX2e fontenc package. T1 is highly recommended for non-English languages.");
2225                 break;
2226
2227         case RC_FORMAT:
2228                 break;
2229
2230         case RC_INDEX_COMMAND:
2231                 str = _("Define the options of makeindex (cf. man makeindex) or select an alternative compiler. E.g., using xindy/make-rules, the command string would be \"makeindex.sh -m $$lang\".");
2232                 break;
2233
2234         case RC_INPUT:
2235                 break;
2236
2237         case RC_KBMAP:
2238         case RC_KBMAP_PRIMARY:
2239         case RC_KBMAP_SECONDARY:
2240                 str = _("Use this to set the correct mapping file for your keyboard. You'll need this if you for instance want to type German documents on an American keyboard.");
2241                 break;
2242
2243         case RC_LABEL_INIT_LENGTH:
2244                 str = _("Maximum number of words in the initialization string for a new label");
2245                 break;
2246
2247         case RC_LANGUAGE_AUTO_BEGIN:
2248                 str = _("Select if a language switching command is needed at the beginning of the document.");
2249                 break;
2250
2251         case RC_LANGUAGE_AUTO_END:
2252                 str = _("Select if a language switching command is needed at the end of the document.");
2253                 break;
2254
2255         case RC_LANGUAGE_COMMAND_BEGIN:
2256                 str = _("The LaTeX command for changing from the language of the document to another language. E.g. \\selectlanguage{$$lang} where $$lang is substituted by the name of the second language.");
2257                 break;
2258
2259         case RC_LANGUAGE_COMMAND_END:
2260                 str = _("The LaTeX command for changing back to the language of the document.");
2261                 break;
2262
2263         case RC_LANGUAGE_COMMAND_LOCAL:
2264                 str = _("The LaTeX command for local changing of the language.");
2265                 break;
2266
2267         case RC_LANGUAGE_GLOBAL_OPTIONS:
2268                 str = _("De-select if you don't want the language(s) used as an argument to \\documentclass.");
2269                 break;
2270
2271         case RC_LANGUAGE_PACKAGE:
2272                 str = _("The LaTeX command for loading the language package. E.g. \"\\usepackage{babel}\", \"\\usepackage{omega}\".");
2273                 break;
2274
2275         case RC_LANGUAGE_USE_BABEL:
2276                 str = _("De-select if you don't want babel to be used when the language of the document is the default language.");
2277                 break;
2278
2279         case RC_USELASTFILEPOS:
2280                 str = _("De-select if you do not want LyX to scroll to saved position.");
2281                 break;
2282
2283         case RC_LOADSESSION:
2284                 str = _("De-select to prevent loading files opened from the last lyx session.");
2285                 break;
2286
2287         case RC_MAKE_BACKUP:
2288                 str = _("De-select if you don't want LyX to create backup files.");
2289                 break;
2290
2291         case RC_MARK_FOREIGN_LANGUAGE:
2292                 str = _("Select to control the highlighting of words with a language foreign to that of the document.");
2293                 break;
2294
2295         case RC_NUMLASTFILES:
2296                 str = bformat(_("Maximal number of lastfiles. Up to %1$d can appear in the file menu."), maxlastfiles);
2297                 break;
2298
2299         case RC_PATH_PREFIX:
2300                 str = _("Specify those directories which should be "
2301                          "prepended to the PATH environment variable. "
2302                          "Use the OS native format.");
2303                 break;
2304
2305         case RC_PERS_DICT:
2306         case RC_USE_PERS_DICT:
2307                 str = _("Specify an alternate personal dictionary file. E.g. \".ispell_english\".");
2308                 break;
2309
2310         case RC_POPUP_BOLD_FONT:
2311                 str = _("The bold font in the dialogs.");
2312                 break;
2313
2314         case RC_POPUP_FONT_ENCODING:
2315                 str = _("The encoding for the menu/popups fonts.");
2316                 break;
2317
2318         case RC_POPUP_NORMAL_FONT:
2319                 str = _("The normal font in the dialogs.");
2320                 break;
2321
2322         case RC_PREVIEW:
2323                 str = _("Shows a typeset preview of things such as math");
2324                 break;
2325
2326         case RC_PREVIEW_HASHED_LABELS:
2327                 str = _("Previewed equations will have \"(#)\" labels rather than numbered ones");
2328                 break;
2329
2330         case RC_PREVIEW_SCALE_FACTOR:
2331                 str = _("Scale the preview size to suit.");
2332                 break;
2333
2334         case RC_PRINTCOLLCOPIESFLAG:
2335                 str = _("The option for specifying whether the copies should be collated.");
2336                 break;
2337
2338         case RC_PRINTCOPIESFLAG:
2339                 str = _("The option for specifying the number of copies to print.");
2340                 break;
2341
2342         case RC_PRINTER:
2343                 str = _("The default printer to print on. If none is specified, LyX will use the environment variable PRINTER.");
2344                 break;
2345
2346         case RC_PRINTEVENPAGEFLAG:
2347                 str = _("The option to print only even pages.");
2348                 break;
2349
2350         case RC_PRINTEXSTRAOPTIONS:
2351                 str = _("Extra options to pass to printing program after everything else, but before the filename of the DVI file to be printed.");
2352                 break;
2353
2354         case RC_PRINTFILEEXTENSION:
2355                 str = _("Extension of printer program output file. Usually \".ps\".");
2356                 break;
2357
2358         case RC_PRINTLANDSCAPEFLAG:
2359                 str = _("The option to print out in landscape.");
2360                 break;
2361
2362         case RC_PRINTODDPAGEFLAG:
2363                 str = _("The option to print only odd pages.");
2364                 break;
2365
2366         case RC_PRINTPAGERANGEFLAG:
2367                 str = _("The option for specifying a comma-separated list of pages to print.");
2368                 break;
2369
2370         case RC_PRINTPAPERDIMENSIONFLAG:
2371                 str = _("Option to specify the dimensions of the print paper.");
2372                 break;
2373
2374         case RC_PRINTPAPERFLAG:
2375                 str = _("The option to specify paper type.");
2376                 break;
2377
2378         case RC_PRINTREVERSEFLAG:
2379                 str = _("The option to reverse the order of the pages printed.");
2380                 break;
2381
2382         case RC_PRINTSPOOL_COMMAND:
2383                 str = _("When set, this printer option automatically prints to a file and then calls a separate print spooling program on that file with the given name and arguments.");
2384                 break;
2385
2386         case RC_PRINTSPOOL_PRINTERPREFIX:
2387                 str = _("If you specify a printer name in the print dialog, the following argument is prepended along with the printer name after the spool command.");
2388                 break;
2389
2390         case RC_PRINTTOFILE:
2391                 str = _("Option to pass to the print program to print to a file.");
2392                 break;
2393
2394         case RC_PRINTTOPRINTER:
2395                 str = _("Option to pass to the print program to print on a specific printer.");
2396                 break;
2397
2398         case RC_PRINT_ADAPTOUTPUT:
2399                 str = _("Select for LyX to pass the name of the destination printer to your print command.");
2400                 break;
2401
2402         case RC_PRINT_COMMAND:
2403                 str = _("Your favorite print program, e.g. \"dvips\", \"dvilj4\".");
2404                 break;
2405
2406         case RC_RTL_SUPPORT:
2407                 str = _("Select to enable support of right-to-left languages (e.g. Hebrew, Arabic).");
2408                 break;
2409
2410         case RC_SCREEN_DPI:
2411                 str = _("DPI (dots per inch) of your monitor is auto-detected by LyX. If that goes wrong, override the setting here.");
2412                 break;
2413
2414         case RC_SCREEN_FONT_ENCODING:
2415                 str = _("The encoding for the screen fonts.");
2416                 break;
2417
2418         case RC_SCREEN_FONT_ROMAN:
2419         case RC_SCREEN_FONT_SANS:
2420         case RC_SCREEN_FONT_TYPEWRITER:
2421                 str = _("The screen fonts used to display the text while editing.");
2422                 break;
2423
2424         case RC_SCREEN_FONT_ROMAN_FOUNDRY:
2425         case RC_SCREEN_FONT_SANS_FOUNDRY:
2426         case RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
2427                 break;
2428
2429         case RC_SCREEN_FONT_SCALABLE:
2430                 str = _("Allow bitmap fonts to be resized. If you are using a bitmap font, selecting this option may make some fonts look blocky in LyX. Deselecting this option makes LyX use the nearest bitmap font size available, instead of scaling.");
2431                 break;
2432
2433         case RC_SCREEN_FONT_SIZES:
2434                 str = _("The font sizes used for calculating the scaling of the screen fonts.");
2435                 break;
2436
2437         case RC_SCREEN_ZOOM:
2438                 //xgettext:no-c-format
2439                 str = _("The zoom percentage for screen fonts. A setting of 100% will make the fonts roughly the same size as on paper.");
2440                 break;
2441
2442         case RC_SCREEN_GEOMETRY_HEIGHT:
2443         case RC_SCREEN_GEOMETRY_WIDTH:
2444                 str = _("Specify geometry of the main view in width x height (values from last session will not be used if non-zero values are specified).");
2445                 break;
2446
2447         case RC_SCREEN_GEOMETRY_XYSAVED:
2448                 str = _("Allow session manager to save and restore windows position.");
2449                 break;
2450
2451         case RC_SERVERPIPE:
2452                 str = _("This starts the lyxserver. The pipes get an additional extension \".in\" and \".out\". Only for advanced users.");
2453                 break;
2454
2455         case RC_SET_COLOR:
2456                 break;
2457
2458         case RC_SHOW_BANNER:
2459                 str = _("De-select if you don't want the startup banner.");
2460                 break;
2461
2462         case RC_SPELL_COMMAND:
2463                 str = _("What command runs the spellchecker?");
2464                 break;
2465
2466         case RC_TEMPDIRPATH:
2467                 str = _("LyX will place its temporary directories in this path. They will be deleted when you quit LyX.");
2468                 break;
2469
2470         case RC_TEMPLATEPATH:
2471                 str = _("The path that LyX will set when offering to choose a template. An empty value selects the directory LyX was started from.");
2472                 break;
2473
2474         case RC_TEX_ALLOWS_SPACES:
2475                 break;
2476
2477         case RC_UIFILE:
2478                 str = _("The UI (user interface) file. Can either specify an absolute path, or LyX will look in its global and local ui/ directories.");
2479                 break;
2480
2481         case RC_USER_EMAIL:
2482                 break;
2483
2484         case RC_USER_NAME:
2485                 break;
2486
2487         case RC_USETEMPDIR:
2488                 break;
2489
2490         case RC_USE_INP_ENC:
2491                 str = _("Specify whether to pass the -T input encoding option to ispell. Enable this if you cannot check the spelling of words containing accented letters. This may not work with all dictionaries.");
2492                 break;
2493
2494         case RC_USE_SPELL_LIB:
2495                 break;
2496
2497         case RC_VIEWDVI_PAPEROPTION:
2498                 str = _("Specify the paper command to DVI viewer (leave empty or use \"-paper\")");
2499                 break;
2500
2501         case RC_VIEWER:
2502                 break;
2503
2504         case RC_WHEEL_JUMP:
2505                 str = _("The number of lines that are scrolled by mice with wheels or five button mice.");
2506                 break;
2507
2508         case RC_LAST:
2509                 break;
2510         }
2511
2512         return str;
2513 }
2514
2515 // The global instance
2516 LyXRC lyxrc;
2517
2518 // The global copy of the system lyxrc entries (everything except preferences)
2519 LyXRC system_lyxrc;