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 "LColor.h"
  29 #include "lyxlex.h"
  30 #include "lyxfont.h"
  31
  32 #include "graphics/GraphicsTypes.h"
  33
  34 #include "support/filetools.h"
  35 #include "support/lstrings.h"
  36 #include "support/translator.h"
  37 #include "support/tostr.h"
  38 #include "support/userinfo.h"
  39
  40 using lyx::support::ascii_lowercase;
  41 using lyx::support::ExpandPath;
  42 using lyx::support::GetEnv;
  43 using lyx::support::LibFileSearch;
  44 using lyx::support::token;
  45
  46 using std::cout;
  47 using std::endl;
  48
  49 using std::ios;
  50 using std::ofstream;
  51 using std::ostream;
  52 using std::string;
  53
  54
  55 namespace {
  56
  57 // when adding something to this array keep it sorted!
  58 keyword_item lyxrcTags[] = {
  59         { "\\accept_compound", LyXRC::RC_ACCEPT_COMPOUND },
  60         { "\\alternate_language", LyXRC::RC_ALT_LANG },
  61         { "\\ascii_linelen", LyXRC::RC_ASCII_LINELEN },
  62         { "\\ascii_roff_command", LyXRC::RC_ASCIIROFF_COMMAND },
  63         { "\\auto_number", LyXRC::RC_AUTO_NUMBER },
  64         { "\\auto_region_delete", LyXRC::RC_AUTOREGIONDELETE },
  65         { "\\auto_reset_options", LyXRC::RC_AUTORESET_OPTIONS },
  66         { "\\autosave", LyXRC::RC_AUTOSAVE },
  67         { "\\backupdir_path", LyXRC::RC_BACKUPDIR_PATH },
  68         { "\\bind_file", LyXRC::RC_BINDFILE },
  69         { "\\check_lastfiles", LyXRC::RC_CHECKLASTFILES },
  70         { "\\chktex_command", LyXRC::RC_CHKTEX_COMMAND },
  71         { "\\converter", LyXRC::RC_CONVERTER },
  72         { "\\cursor_follows_scrollbar", LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR },
  73         { "\\custom_export_command", LyXRC::RC_CUSTOM_EXPORT_COMMAND },
  74         { "\\custom_export_format", LyXRC::RC_CUSTOM_EXPORT_FORMAT },
  75         { "\\date_insert_format", LyXRC::RC_DATE_INSERT_FORMAT },
  76         { "\\default_language", LyXRC::RC_DEFAULT_LANGUAGE },
  77         { "\\default_papersize", LyXRC::RC_DEFAULT_PAPERSIZE },
  78         { "\\dialogs_iconify_with_main", LyXRC::RC_DIALOGS_ICONIFY_WITH_MAIN },
  79         { "\\display_graphics", LyXRC::RC_DISPLAY_GRAPHICS },
  80         { "\\document_path", LyXRC::RC_DOCUMENTPATH },
  81         { "\\escape_chars", LyXRC::RC_ESC_CHARS },
  82         { "\\font_encoding", LyXRC::RC_FONT_ENCODING },
  83         { "\\format", LyXRC::RC_FORMAT },
  84         { "\\input", LyXRC::RC_INPUT },
  85         { "\\kbmap", LyXRC::RC_KBMAP },
  86         { "\\kbmap_primary", LyXRC::RC_KBMAP_PRIMARY },
  87         { "\\kbmap_secondary", LyXRC::RC_KBMAP_SECONDARY },
  88         { "\\label_init_length", LyXRC::RC_LABEL_INIT_LENGTH },
  89         { "\\language_auto_begin", LyXRC::RC_LANGUAGE_AUTO_BEGIN },
  90         { "\\language_auto_end", LyXRC::RC_LANGUAGE_AUTO_END },
  91         { "\\language_command_begin", LyXRC::RC_LANGUAGE_COMMAND_BEGIN },
  92         { "\\language_command_end", LyXRC::RC_LANGUAGE_COMMAND_END },
  93         { "\\language_command_local", LyXRC::RC_LANGUAGE_COMMAND_LOCAL },
  94         { "\\language_global_options", LyXRC::RC_LANGUAGE_GLOBAL_OPTIONS },
  95         { "\\language_package", LyXRC::RC_LANGUAGE_PACKAGE },
  96         { "\\language_use_babel", LyXRC::RC_LANGUAGE_USE_BABEL },
  97         { "\\lastfiles", LyXRC::RC_LASTFILES },
  98         { "\\make_backup", LyXRC::RC_MAKE_BACKUP },
  99         { "\\mark_foreign_language", LyXRC::RC_MARK_FOREIGN_LANGUAGE },
 100         { "\\num_lastfiles", LyXRC::RC_NUMLASTFILES },
 101         { "\\personal_dictionary", LyXRC::RC_PERS_DICT },
 102         { "\\popup_bold_font", LyXRC::RC_POPUP_BOLD_FONT },
 103         { "\\popup_font_encoding", LyXRC::RC_POPUP_FONT_ENCODING },
 104         { "\\popup_normal_font", LyXRC::RC_POPUP_NORMAL_FONT },
 105         { "\\preview", LyXRC::RC_PREVIEW },
 106         { "\\preview_hashed_labels", LyXRC::RC_PREVIEW_HASHED_LABELS },
 107         { "\\preview_scale_factor", LyXRC::RC_PREVIEW_SCALE_FACTOR },
 108         { "\\print_adapt_output", LyXRC::RC_PRINT_ADAPTOUTPUT },
 109         { "\\print_collcopies_flag", LyXRC::RC_PRINTCOLLCOPIESFLAG },
 110         { "\\print_command", LyXRC::RC_PRINT_COMMAND },
 111         { "\\print_copies_flag", LyXRC::RC_PRINTCOPIESFLAG },
 112         { "\\print_evenpage_flag", LyXRC::RC_PRINTEVENPAGEFLAG },
 113         { "\\print_extra_options", LyXRC::RC_PRINTEXSTRAOPTIONS },
 114         { "\\print_file_extension", LyXRC::RC_PRINTFILEEXTENSION },
 115         { "\\print_landscape_flag", LyXRC::RC_PRINTLANDSCAPEFLAG },
 116         { "\\print_oddpage_flag", LyXRC::RC_PRINTODDPAGEFLAG },
 117         { "\\print_pagerange_flag", LyXRC::RC_PRINTPAGERANGEFLAG },
 118         { "\\print_paper_dimension_flag", LyXRC::RC_PRINTPAPERDIMENSIONFLAG },
 119         { "\\print_paper_flag", LyXRC::RC_PRINTPAPERFLAG },
 120         { "\\print_reverse_flag", LyXRC::RC_PRINTREVERSEFLAG },
 121         { "\\print_spool_command", LyXRC::RC_PRINTSPOOL_COMMAND },
 122         { "\\print_spool_printerprefix", LyXRC::RC_PRINTSPOOL_PRINTERPREFIX },
 123         { "\\print_to_file", LyXRC::RC_PRINTTOFILE },
 124         { "\\print_to_printer", LyXRC::RC_PRINTTOPRINTER },
 125         { "\\printer", LyXRC::RC_PRINTER },
 126         { "\\rtl", LyXRC::RC_RTL_SUPPORT },
 127         { "\\screen_dpi", LyXRC::RC_SCREEN_DPI },
 128         { "\\screen_font_encoding", LyXRC::RC_SCREEN_FONT_ENCODING },
 129         // compatibility with versions older than 1.2.0 only Angus 10 Jan 2002
 130         { "\\screen_font_encoding_menu", LyXRC::RC_POPUP_FONT_ENCODING },
 131         // compatibility with versions older than 1.2.0 only Angus 10 Jan 2002
 132         { "\\screen_font_menu", LyXRC::RC_POPUP_BOLD_FONT },
 133         // compatibility with versions older than 1.2.0 only Angus 10 Jan 2002
 134         { "\\screen_font_popup", LyXRC::RC_POPUP_NORMAL_FONT },
 135         { "\\screen_font_roman", LyXRC::RC_SCREEN_FONT_ROMAN },
 136         { "\\screen_font_roman_foundry", LyXRC::RC_SCREEN_FONT_ROMAN_FOUNDRY },
 137         { "\\screen_font_sans", LyXRC::RC_SCREEN_FONT_SANS },
 138         { "\\screen_font_sans_foundry", LyXRC::RC_SCREEN_FONT_SANS_FOUNDRY },
 139         { "\\screen_font_scalable", LyXRC::RC_SCREEN_FONT_SCALABLE },
 140         { "\\screen_font_sizes", LyXRC::RC_SCREEN_FONT_SIZES },
 141         { "\\screen_font_typewriter", LyXRC::RC_SCREEN_FONT_TYPEWRITER },
 142         { "\\screen_font_typewriter_foundry", LyXRC::RC_SCREEN_FONT_TYPEWRITER_FOUNDRY },
 143         { "\\screen_zoom", LyXRC::RC_SCREEN_ZOOM },
 144         { "\\serverpipe", LyXRC::RC_SERVERPIPE },
 145         { "\\set_color", LyXRC::RC_SET_COLOR },
 146         { "\\show_banner", LyXRC::RC_SHOW_BANNER },
 147         { "\\spell_command", LyXRC::RC_SPELL_COMMAND },
 148         { "\\tempdir_path", LyXRC::RC_TEMPDIRPATH },
 149         { "\\template_path", LyXRC::RC_TEMPLATEPATH },
 150         { "\\ui_file", LyXRC::RC_UIFILE },
 151         { "\\use_alt_language", LyXRC::RC_USE_ALT_LANG },
 152         { "\\use_escape_chars", LyXRC::RC_USE_ESC_CHARS },
 153         { "\\use_input_encoding", LyXRC::RC_USE_INP_ENC },
 154         { "\\use_personal_dictionary", LyXRC::RC_USE_PERS_DICT },
 155         // compatibility with versions older than 1.4.0 only
 156         { "\\use_pspell", LyXRC::RC_USE_SPELL_LIB },
 157         { "\\use_spell_lib", LyXRC::RC_USE_SPELL_LIB },
 158         // compatibility with versions older than 1.4.0 only
 159         { "\\use_tempdir", LyXRC::RC_USETEMPDIR },
 160         { "\\user_email", LyXRC::RC_USER_EMAIL },
 161         { "\\user_name", LyXRC::RC_USER_NAME },
 162         { "\\view_dvi_paper_option", LyXRC::RC_VIEWDVI_PAPEROPTION },
 163         { "\\viewer" ,LyXRC::RC_VIEWER},
 164         { "\\wheel_jump", LyXRC::RC_WHEEL_JUMP }
 165 };
 166
 167 const int lyxrcCount = sizeof(lyxrcTags) / sizeof(keyword_item);
 168
 169 } // namespace anon
 170
 171
 172 LyXRC::LyXRC()
 173 {
 174         setDefaults();
 175 }
 176
 177
 178 void LyXRC::setDefaults() {
 179         bind_file = "cua";
 180         ui_file = "default";
 181         // Get printer from the environment. If fail, use default "",
 182         // assuming that everything is set up correctly.
 183         printer = GetEnv("PRINTER");
 184         print_adapt_output = false;
 185         print_command = "dvips";
 186         print_evenpage_flag = "-B";
 187         print_oddpage_flag = "-A";
 188         print_pagerange_flag = "-pp";
 189         print_copies_flag = "-c";
 190         print_collcopies_flag = "-C";
 191         print_reverse_flag = "-r";
 192         print_landscape_flag = "-t landscape";
 193         print_to_printer = "-P";
 194         print_to_file = "-o ";
 195         print_file_extension = ".ps";
 196         print_paper_flag = "-t";
 197         print_paper_dimension_flag = "-T";
 198         document_path.erase();
 199         tempdir_path = "/tmp";
 200         view_dvi_paper_option.erase();
 201         default_papersize = PAPER_USLETTER;
 202         custom_export_format = "ps";
 203         chktex_command = "chktex -n1 -n3 -n6 -n9 -n22 -n25 -n30 -n38";
 204         fontenc = "default";
 205         dpi = 75;
 206         // Because a screen typically is wider than a piece of paper:
 207         zoom = 150;
 208         wheel_jump = 5;
 209         // Default LaTeX font size:
 210         font_sizes[LyXFont::SIZE_TINY] = 5.0;
 211         font_sizes[LyXFont::SIZE_SCRIPT] = 7.0;
 212         font_sizes[LyXFont::SIZE_FOOTNOTE] = 8.0;
 213         font_sizes[LyXFont::SIZE_SMALL] = 9.0;
 214         font_sizes[LyXFont::SIZE_NORMAL] = 10.0;
 215         font_sizes[LyXFont::SIZE_LARGE] = 12.0;
 216         font_sizes[LyXFont::SIZE_LARGER] = 14.4;
 217         font_sizes[LyXFont::SIZE_LARGEST] = 17.26;
 218         font_sizes[LyXFont::SIZE_HUGE] = 20.74;
 219         font_sizes[LyXFont::SIZE_HUGER] = 24.88;
 220         use_scalable_fonts = true;
 221         roman_font_name = "";
 222         sans_font_name = "";
 223         typewriter_font_name = "";
 224         popup_bold_font = "-*-helvetica-bold-r";
 225         popup_normal_font = "-*-helvetica-medium-r";
 226         font_norm = "iso8859-1";
 227         font_norm_type = ISO_8859_1;
 228         popup_font_encoding.erase();
 229         autosave = 300;
 230         auto_region_delete = true;
 231         auto_reset_options = false;
 232         ascii_linelen = 65;
 233         num_lastfiles = 4;
 234         check_lastfiles = true;
 235         make_backup = true;
 236         backupdir_path.erase();
 237         display_graphics = lyx::graphics::ColorDisplay;
 238         // Spellchecker settings:
 239         use_spell_lib = true;
 240         isp_command = "ispell";
 241         isp_accept_compound = false;
 242         isp_use_input_encoding = false;
 243         isp_use_alt_lang = false;
 244         isp_use_pers_dict = false;
 245         isp_use_esc_chars = false;
 246         use_kbmap = false;
 247         rtl_support = false;
 248         auto_number = true;
 249         mark_foreign_language = true;
 250         language_auto_begin = true;
 251         language_auto_end = true;
 252         language_global_options = true;
 253         language_use_babel = true;
 254         language_package = "\\usepackage{babel}";
 255         language_command_begin = "\\selectlanguage{$$lang}";
 256         language_command_local = "\\foreignlanguage{$$lang}{";
 257         default_language = "english";
 258         show_banner = true;
 259
 260         //
 261         date_insert_format = "%A, %e %B %Y";
 262         cursor_follows_scrollbar = false;
 263         dialogs_iconify_with_main = false;
 264         label_init_length = 3;
 265         preview = false;
 266         preview_hashed_labels  = false;
 267         preview_scale_factor = 0.9;
 268
 269         user_name = lyx::support::user_name();
 270
 271         user_email = lyx::support::user_email();
 272
 273         if (user_email.empty())
 274                 user_email = _("email address unknown");
 275 }
 276
 277
 278 namespace {
 279
 280 void oldFontFormat(string & family, string & foundry)
 281 {
 282         if (family.empty() || family[0] != '-')
 283                 return;
 284         foundry = token(family, '-', 1);
 285         family = token(family, '-', 2);
 286         if (foundry == "*")
 287                 foundry.erase();
 288 }
 289
 290 } // namespace anon
 291
 292
 293 int LyXRC::read(string const & filename)
 294 {
 295         LyXLex lexrc(lyxrcTags, lyxrcCount);
 296         if (lyxerr.debugging(Debug::PARSER))
 297                 lexrc.printTable(lyxerr);
 298
 299         lexrc.setFile(filename);
 300         if (!lexrc.isOK()) return -2;
 301
 302         lyxerr[Debug::LYXRC] << "Reading '" << filename << "'..." << endl;
 303
 304         while (lexrc.isOK()) {
 305                 // By using two switches we take advantage of the compiler
 306                 // telling us if we have missed a LyXRCTags element in
 307                 // the second switch.
 308                 // Note that this also shows a problem with LyXLex since it
 309                 // helps us avoid taking advantage of the strictness of the
 310                 // compiler.
 311
 312                 int le = lexrc.lex();
 313                 switch (le) {
 314                 case LyXLex::LEX_UNDEF:
 315                         lexrc.printError("Unknown tag `$$Token'");
 316                         continue;
 317                 case LyXLex::LEX_FEOF:
 318                         continue;
 319                 default: break;
 320                 }
 321                 switch (static_cast<LyXRCTags>(le)) {
 322                 case RC_INPUT: // Include file
 323                         if (lexrc.next()) {
 324                                 string const tmp =
 325                                         LibFileSearch(string(),
 326                                                       lexrc.getString());
 327                                 if (read(tmp)) {
 328                                         lexrc.printError("Error reading "
 329                                                          "included file: "+tmp);
 330                                 }
 331                         }
 332                         break;
 333                 case RC_BINDFILE:                     // RVDK_PATCH_5
 334                         if (lexrc.next()) {
 335                                 bind_file = lexrc.getString();
 336                         }
 337                         break;
 338
 339                 case RC_UIFILE:
 340                         if (lexrc.next()) {
 341                                 ui_file = lexrc.getString();
 342                         }
 343                         break;
 344
 345                 case RC_AUTORESET_OPTIONS:
 346                         if (lexrc.next()) {
 347                                 auto_reset_options = lexrc.getBool();
 348                         }
 349                         break;
 350
 351                 case RC_DISPLAY_GRAPHICS:
 352                         if (lexrc.next()) {
 353                                 display_graphics = lyx::graphics::displayTranslator().find(lexrc.getString());
 354                         }
 355                         break;
 356
 357                 case RC_KBMAP:
 358                         if (lexrc.next()) {
 359                                 use_kbmap = lexrc.getBool();
 360                         }
 361                         break;
 362
 363                 case RC_KBMAP_PRIMARY:
 364                         if (lexrc.next()) {
 365                                 string const kmap(lexrc.getString());
 366                                 if (kmap.empty()) {
 367                                         // nothing
 368                                 } else if (!LibFileSearch("kbd", kmap,
 369                                                           "kmap").empty()) {
 370                                         primary_kbmap = kmap;
 371                                 } else {
 372                                         lexrc.printError("LyX: Keymap `$$Token' not found");
 373                                 }
 374                         }
 375                         break;
 376
 377                 case RC_KBMAP_SECONDARY:
 378                         if (lexrc.next()) {
 379                                 string const kmap(lexrc.getString());
 380                                 if (kmap.empty()) {
 381                                         // nothing
 382                                 } else if (!LibFileSearch("kbd", kmap,
 383                                                           "kmap").empty()) {
 384                                         secondary_kbmap = kmap;
 385                                 } else {
 386                                         lexrc.printError("LyX: Keymap `$$Token' not found");
 387                                 }
 388                         }
 389                         break;
 390
 391                 case RC_FONT_ENCODING:
 392                         if (lexrc.next()) {
 393                                 fontenc = lexrc.getString();
 394                         }
 395                         break;
 396
 397                 case RC_PRINTER:
 398                         if (lexrc.next()) {
 399                                 printer = lexrc.getString();
 400                         }
 401                         break;
 402
 403                 case RC_PRINT_COMMAND:
 404                         if (lexrc.next()) {
 405                                 print_command = lexrc.getString();
 406                         }
 407                         break;
 408
 409                 case RC_PRINTEVENPAGEFLAG:
 410                         if (lexrc.next()) {
 411                                 print_evenpage_flag = lexrc.getString();
 412                         }
 413                         break;
 414
 415                 case RC_PRINTODDPAGEFLAG:
 416                         if (lexrc.next()) {
 417                                 print_oddpage_flag = lexrc.getString();
 418                         }
 419                         break;
 420
 421                 case RC_PRINTPAGERANGEFLAG:
 422                         if (lexrc.next()) {
 423                                 print_pagerange_flag = lexrc.getString();
 424                         }
 425                         break;
 426
 427                 case RC_PRINTCOPIESFLAG:
 428                         if (lexrc.next()) {
 429                                 print_copies_flag = lexrc.getString();
 430                         }
 431                         break;
 432
 433                 case RC_PRINTCOLLCOPIESFLAG:
 434                         if (lexrc.next()) {
 435                                 print_collcopies_flag = lexrc.getString();
 436                         }
 437                         break;
 438
 439                 case RC_PRINTREVERSEFLAG:
 440                         if (lexrc.next()) {
 441                                 print_reverse_flag = lexrc.getString();
 442                         }
 443                         break;
 444
 445                 case RC_PRINTLANDSCAPEFLAG:
 446                         if (lexrc.next()) {
 447                                 print_landscape_flag = lexrc.getString();
 448                         }
 449                         break;
 450
 451                 case RC_PRINTTOPRINTER:
 452                         if (lexrc.next()) {
 453                                 print_to_printer = lexrc.getString();
 454                         }
 455                         break;
 456
 457                 case RC_PRINT_ADAPTOUTPUT:
 458                         if (lexrc.next()) {
 459                                 print_adapt_output = lexrc.getBool();
 460                         }
 461                         break;
 462
 463                 case RC_PRINTTOFILE:
 464                         if (lexrc.next()) {
 465                                 print_to_file = lexrc.getString();
 466                         }
 467                         break;
 468
 469                 case RC_PRINTFILEEXTENSION:
 470                         if (lexrc.next()) {
 471                                 print_file_extension = lexrc.getString();
 472                         }
 473                         break;
 474
 475                 case RC_PRINTEXSTRAOPTIONS:
 476                         if (lexrc.next()) {
 477                                 print_extra_options = lexrc.getString();
 478                         }
 479                         break;
 480
 481                 case RC_PRINTSPOOL_COMMAND:
 482                         if (lexrc.next()) {
 483                                 print_spool_command = lexrc.getString();
 484                         }
 485                         break;
 486
 487                 case RC_PRINTSPOOL_PRINTERPREFIX:
 488                         if (lexrc.next()) {
 489                                 print_spool_printerprefix = lexrc.getString();
 490                         }
 491                         break;
 492
 493                 case RC_PRINTPAPERDIMENSIONFLAG:
 494                         if (lexrc.next()) {
 495                                 print_paper_dimension_flag = lexrc.getString();
 496                         }
 497                         break;
 498
 499                 case RC_PRINTPAPERFLAG:
 500                         if (lexrc.next()) {
 501                                 print_paper_flag = lexrc.getString();
 502                         }
 503                         break;
 504
 505                 case RC_CUSTOM_EXPORT_COMMAND:
 506                         if (lexrc.next()) {
 507                                 custom_export_command = lexrc.getString();
 508                         }
 509                         break;
 510
 511                 case RC_CUSTOM_EXPORT_FORMAT:
 512                         if (lexrc.next()) {
 513                                 custom_export_format = lexrc.getString();
 514                         }
 515                         break;
 516
 517                 case RC_DEFAULT_PAPERSIZE:
 518                         if (lexrc.next()) {
 519                                 string const size =
 520                                         ascii_lowercase(lexrc.getString());
 521                                 if (size == "usletter")
 522                                         default_papersize =
 523                                                 PAPER_USLETTER;
 524                                 else if (size == "legal")
 525                                         default_papersize =
 526                                                 PAPER_LEGALPAPER;
 527                                 else if (size == "executive")
 528                                         default_papersize =
 529                                                 PAPER_EXECUTIVEPAPER;
 530                                 else if (size == "a3")
 531                                         default_papersize =
 532                                                 PAPER_A3PAPER;
 533                                 else if (size == "a4")
 534                                         default_papersize =
 535                                                 PAPER_A4PAPER;
 536                                 else if (size == "a5")
 537                                         default_papersize =
 538                                                 PAPER_A5PAPER;
 539                                 else if (size == "b5")
 540                                         default_papersize =
 541                                                 PAPER_B5PAPER;
 542                         }
 543                         break;
 544
 545                 case RC_VIEWDVI_PAPEROPTION:
 546                         if (lexrc.next()) {
 547                                 view_dvi_paper_option = lexrc.getString();
 548                         } else {
 549                                 view_dvi_paper_option.erase();
 550                         }
 551                         break;
 552
 553                 case RC_CHKTEX_COMMAND:
 554                         if (lexrc.next()) {
 555                                 chktex_command = lexrc.getString();
 556                         }
 557                         break;
 558
 559                 case RC_SCREEN_DPI:
 560                         if (lexrc.next()) {
 561                                 dpi = lexrc.getInteger();
 562                         }
 563                         break;
 564
 565                 case RC_SCREEN_ZOOM:
 566                         if (lexrc.next()) {
 567                                 zoom = lexrc.getInteger();
 568                         }
 569                         break;
 570
 571                 case RC_WHEEL_JUMP:
 572                         if (lexrc.next()) {
 573                                 wheel_jump = lexrc.getInteger();
 574                         }
 575                         break;
 576
 577                 case RC_SCREEN_FONT_SIZES:
 578                         if (lexrc.next()) {
 579                                 font_sizes[LyXFont::SIZE_TINY] =
 580                                         lexrc.getFloat();
 581                         }
 582                         if (lexrc.next()) {
 583                                 font_sizes[LyXFont::SIZE_SCRIPT] =
 584                                         lexrc.getFloat();
 585                         }
 586                         if (lexrc.next()) {
 587                                 font_sizes[LyXFont::SIZE_FOOTNOTE] =
 588                                         lexrc.getFloat();
 589                         }
 590                         if (lexrc.next()) {
 591                                 font_sizes[LyXFont::SIZE_SMALL] =
 592                                         lexrc.getFloat();
 593                         }
 594                         if (lexrc.next()) {
 595                                 font_sizes[LyXFont::SIZE_NORMAL] =
 596                                         lexrc.getFloat();
 597                         }
 598                         if (lexrc.next()) {
 599                                 font_sizes[LyXFont::SIZE_LARGE] =
 600                                         lexrc.getFloat();
 601                         }
 602                         if (lexrc.next()) {
 603                                 font_sizes[LyXFont::SIZE_LARGER] =
 604                                         lexrc.getFloat();
 605                         }
 606                         if (lexrc.next()) {
 607                                 font_sizes[LyXFont::SIZE_LARGEST] =
 608                                         lexrc.getFloat();
 609                         }
 610                         if (lexrc.next()) {
 611                                 font_sizes[LyXFont::SIZE_HUGE] =
 612                                         lexrc.getFloat();
 613                         }
 614                         if (lexrc.next()) {
 615                                 font_sizes[LyXFont::SIZE_HUGER] =
 616                                         lexrc.getFloat();
 617                         }
 618                         break;
 619
 620                 case RC_SCREEN_FONT_SCALABLE:
 621                         if (lexrc.next()) {
 622                                 use_scalable_fonts = lexrc.getBool();
 623                         }
 624                         break;
 625
 626                 case RC_AUTOSAVE:
 627                         if (lexrc.next()) {
 628                                 autosave = lexrc.getInteger();
 629                         }
 630                         break;
 631
 632                 case RC_DOCUMENTPATH:
 633                         if (lexrc.next()) {
 634                                 document_path = ExpandPath(lexrc.getString());
 635                         }
 636                         break;
 637
 638                 case RC_TEMPLATEPATH:
 639                         if (lexrc.next()) {
 640                                 template_path = ExpandPath(lexrc.getString());
 641                         }
 642                         break;
 643
 644                 case RC_TEMPDIRPATH:
 645                         if (lexrc.next()) {
 646                                 tempdir_path = ExpandPath(lexrc.getString());
 647                         }
 648                         break;
 649
 650                 case RC_USETEMPDIR:
 651                         if (lexrc.next()) {
 652                                 lyxerr << "Ignoring obsolete use_tempdir flag." << endl;
 653                         }
 654                         break;
 655
 656                 case RC_LASTFILES:
 657                         if (lexrc.next()) {
 658                                 lastfiles = ExpandPath(lexrc.getString());
 659                         }
 660                         break;
 661
 662                 case RC_NUMLASTFILES:
 663                         if (lexrc.next()) {
 664                                 num_lastfiles = lexrc.getInteger();
 665                         }
 666                         break;
 667
 668                 case RC_CHECKLASTFILES:
 669                         if (lexrc.next()) {
 670                                 check_lastfiles = lexrc.getBool();
 671                         }
 672                         break;
 673
 674                 case RC_SCREEN_FONT_ROMAN:
 675                         if (lexrc.next()) {
 676                                 roman_font_name = lexrc.getString();
 677                                 oldFontFormat(roman_font_name,
 678                                               roman_font_foundry);
 679                         }
 680                         break;
 681
 682                 case RC_SCREEN_FONT_SANS:
 683                         if (lexrc.next()) {
 684                                 sans_font_name = lexrc.getString();
 685                                 oldFontFormat(sans_font_name, sans_font_foundry);
 686                         }
 687                         break;
 688
 689                 case RC_SCREEN_FONT_TYPEWRITER:
 690                         if (lexrc.next()) {
 691                                 typewriter_font_name = lexrc.getString();
 692                                 oldFontFormat(typewriter_font_name,
 693                                               typewriter_font_foundry);
 694                         }
 695                         break;
 696
 697                 case RC_SCREEN_FONT_ROMAN_FOUNDRY:
 698                         if (lexrc.next()) {
 699                                 roman_font_foundry = lexrc.getString();
 700                         }
 701                         break;
 702
 703                 case RC_SCREEN_FONT_SANS_FOUNDRY:
 704                         if (lexrc.next()) {
 705                                 sans_font_foundry = lexrc.getString();
 706                         }
 707                         break;
 708
 709                 case RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
 710                         if (lexrc.next()) {
 711                                 typewriter_font_foundry = lexrc.getString();
 712                         }
 713                         break;
 714
 715                 case RC_SCREEN_FONT_ENCODING:
 716                         if (lexrc.next()) {
 717                                 font_norm = lexrc.getString();
 718                                 set_font_norm_type();
 719                         }
 720                         break;
 721
 722                 case RC_POPUP_BOLD_FONT:
 723                         if (lexrc.next()) {
 724                                 popup_bold_font = lexrc.getString();
 725                         }
 726                         break;
 727
 728                 case RC_POPUP_NORMAL_FONT:
 729                         if (lexrc.next()) {
 730                                 popup_normal_font = lexrc.getString();
 731                         }
 732                         break;
 733
 734                 case RC_POPUP_FONT_ENCODING:
 735                         if (lexrc.next()) {
 736                                 popup_font_encoding = lexrc.getString();
 737                         }
 738                         break;
 739
 740                 case RC_SET_COLOR:
 741                 {
 742                         string lyx_name, x11_name;
 743
 744                         if (lexrc.next()) {
 745                                 lyx_name = lexrc.getString();
 746                         } else {
 747                                 lexrc.printError("Missing color tag.");
 748                                 break;
 749                         }
 750
 751                         if (lexrc.next()) {
 752                                 x11_name = lexrc.getString();
 753                         } else {
 754                                 lexrc.printError("Missing color name for color: `$$Token'");
 755                                 break;
 756                         }
 757
 758                         LColor::color col = lcolor.getFromLyXName(lyx_name);
 759                         if (!lcolor.setColor(col, x11_name)) {
 760                                 lyxerr << "Bad lyxrc set_color for "
 761                                         << lyx_name << endl;
 762
 763                         }
 764                         break;
 765                 }
 766                 case RC_AUTOREGIONDELETE:
 767                         // Auto region delete defaults to true
 768                         if (lexrc.next()) {
 769                                 auto_region_delete = lexrc.getBool();
 770                         }
 771                         break;
 772
 773                 case RC_SERVERPIPE:
 774                         if (lexrc.next()) {
 775                                 lyxpipes = ExpandPath(lexrc.getString());
 776                         }
 777                         break;
 778
 779                 case RC_CURSOR_FOLLOWS_SCROLLBAR:
 780                         if (lexrc.next()) {
 781                                 cursor_follows_scrollbar = lexrc.getBool();
 782                         }
 783                         break;
 784
 785                 case RC_DIALOGS_ICONIFY_WITH_MAIN:
 786                         if (lexrc.next()) {
 787                                 dialogs_iconify_with_main = lexrc.getBool();
 788                         }
 789                         break;
 790
 791                 case RC_ASCIIROFF_COMMAND:
 792                         if (lexrc.next()) {
 793                                 ascii_roff_command = lexrc.getString();
 794                         }
 795                         break;
 796                 case RC_ASCII_LINELEN:
 797                         if (lexrc.next()) {
 798                                 ascii_linelen = lexrc.getInteger();
 799                         }
 800                         break;
 801                         // Spellchecker settings:
 802                 case RC_USE_SPELL_LIB:
 803                         if (lexrc.next()) {
 804                                 use_spell_lib = lexrc.getBool();
 805                         }
 806                         break;
 807                 case RC_SPELL_COMMAND:
 808                         if (lexrc.next()) {
 809                                 isp_command = lexrc.getString();
 810                         }
 811                         break;
 812                 case RC_ACCEPT_COMPOUND:
 813                         if (lexrc.next()) {
 814                                 isp_accept_compound = lexrc.getBool();
 815                         }
 816                         break;
 817                 case RC_USE_INP_ENC:
 818                         if (lexrc.next()) {
 819                                 isp_use_input_encoding = lexrc.getBool();
 820                         }
 821                         break;
 822                 case RC_USE_ALT_LANG:
 823                         if (lexrc.next()) {
 824                                 isp_use_alt_lang = lexrc.getBool();
 825                         }
 826                         break;
 827                 case RC_USE_PERS_DICT:
 828                         if (lexrc.next()) {
 829                                 isp_use_pers_dict = lexrc.getBool();
 830                         }
 831                         break;
 832                 case RC_USE_ESC_CHARS:
 833                         if (lexrc.next()) {
 834                                 isp_use_esc_chars = lexrc.getBool();
 835                         }
 836                         break;
 837                 case RC_ALT_LANG:
 838                         if (lexrc.next()) {
 839                                 isp_alt_lang = lexrc.getString();
 840                         }
 841                         break;
 842                 case RC_PERS_DICT:
 843                         if (lexrc.next()) {
 844                                 isp_pers_dict = lexrc.getString();
 845                         }
 846                         break;
 847                 case RC_ESC_CHARS:
 848                         if (lexrc.next()) {
 849                                 isp_esc_chars = lexrc.getString();
 850                         }
 851                         break;
 852                 case RC_MAKE_BACKUP:
 853                         if (lexrc.next()) {
 854                                 make_backup = lexrc.getBool();
 855                         }
 856                         break;
 857                 case RC_BACKUPDIR_PATH:
 858                         if (lexrc.next()) {
 859                                 backupdir_path = ExpandPath(lexrc.getString());
 860                         }
 861                         break;
 862                 case RC_DATE_INSERT_FORMAT:
 863                         if (lexrc.next()) {
 864                                 date_insert_format = lexrc.getString();
 865                         }
 866                         break;
 867                 case RC_LANGUAGE_PACKAGE:
 868                         if (lexrc.next()) {
 869                                 language_package = lexrc.getString();
 870                         }
 871                         break;
 872                 case RC_LANGUAGE_AUTO_BEGIN:
 873                         if (lexrc.next()) {
 874                                 language_auto_begin = lexrc.getBool();
 875                         }
 876                         break;
 877                 case RC_LANGUAGE_AUTO_END:
 878                         if (lexrc.next()) {
 879                                 language_auto_end = lexrc.getBool();
 880                         }
 881                         break;
 882                 case RC_LANGUAGE_GLOBAL_OPTIONS:
 883                         if (lexrc.next()) {
 884                                 language_global_options = lexrc.getBool();
 885                         }
 886                         break;
 887                 case RC_LANGUAGE_USE_BABEL:
 888                         if (lexrc.next()) {
 889                                 language_use_babel = lexrc.getBool();
 890                         }
 891                         break;
 892                 case RC_LANGUAGE_COMMAND_BEGIN:
 893                         if (lexrc.next()) {
 894                                 language_command_begin = lexrc.getString();
 895                         }
 896                         break;
 897                 case RC_LANGUAGE_COMMAND_END:
 898                         if (lexrc.next()) {
 899                                 language_command_end = lexrc.getString();
 900                         }
 901                         break;
 902                 case RC_LANGUAGE_COMMAND_LOCAL:
 903                         if (lexrc.next()) {
 904                                 language_command_local = lexrc.getString();
 905                         }
 906                         break;
 907                 case RC_RTL_SUPPORT:
 908                         if (lexrc.next()) {
 909                                 rtl_support = lexrc.getBool();
 910                         }
 911                         break;
 912                 case RC_AUTO_NUMBER:
 913                         if (lexrc.next()) {
 914                                 auto_number = lexrc.getBool();
 915                         }
 916                         break;
 917                 case RC_MARK_FOREIGN_LANGUAGE:
 918                         if (lexrc.next()) {
 919                                 mark_foreign_language = lexrc.getBool();
 920                         }
 921                         break;
 922
 923                 case RC_CONVERTER: {
 924                         string from, to, command, flags;
 925                         if (lexrc.next()) {
 926                                 from = lexrc.getString();
 927                         }
 928                         if (lexrc.next()) {
 929                                 to = lexrc.getString();
 930                         }
 931                         if (lexrc.next()) {
 932                                 command = lexrc.getString();
 933                         }
 934                         if (lexrc.next()) {
 935                                 flags = lexrc.getString();
 936                         }
 937                         if (command.empty()
 938                             || token(command, ' ', 0) == "none") {
 939                                 converters.erase(from, to);
 940                         } else {
 941                                 converters.add(from, to, command, flags);
 942                         }
 943                         break;
 944                 }
 945                 case RC_VIEWER: {
 946                         string format, command;
 947                         if (lexrc.next()) {
 948                                 format = lexrc.getString();
 949                         }
 950                         if (lexrc.next()) {
 951                                 command = lexrc.getString();
 952                                 if (token(command, ' ', 0) == "none")
 953                                         command.erase();
 954                         }
 955                         formats.setViewer(format, command);
 956                         break;
 957                 }
 958                 case RC_FORMAT: {
 959                         string format, extension, prettyname, shortcut;
 960                         if (lexrc.next()) {
 961                                 format = lexrc.getString();
 962                         }
 963                         if (lexrc.next()) {
 964                                 extension = lexrc.getString();
 965                         }
 966                         if (lexrc.next()) {
 967                                 prettyname = lexrc.getString();
 968                         }
 969                         if (lexrc.next()) {
 970                                 shortcut = lexrc.getString();
 971                         }
 972                         if (prettyname.empty()) {
 973                                 if (converters.formatIsUsed(format)) {
 974                                         lyxerr << "Can't delete format "
 975                                                << format << endl;
 976                                 } else {
 977                                         formats.erase(format);
 978                                 }
 979                         } else {
 980                                 formats.add(format, extension, prettyname,
 981                                             shortcut);
 982                         }
 983                         break;
 984                 }
 985                 case RC_DEFAULT_LANGUAGE:
 986                         if (lexrc.next()) {
 987                                 default_language = lexrc.getString();
 988                         }
 989                         break;
 990
 991                 case RC_LABEL_INIT_LENGTH:
 992                         if (lexrc.next()) {
 993                                 label_init_length = lexrc.getInteger();
 994                         }
 995                         break;
 996
 997                 case RC_SHOW_BANNER:
 998                         if (lexrc.next()) {
 999                                 show_banner = lexrc.getBool();
1000                         }
1001                         break;
1002
1003                 case RC_PREVIEW:
1004                         if (lexrc.next()) {
1005                                 preview = lexrc.getBool();
1006                         }
1007                         break;
1008
1009                 case RC_PREVIEW_HASHED_LABELS:
1010                         if (lexrc.next()) {
1011                                 preview_hashed_labels = lexrc.getBool();
1012                         }
1013                         break;
1014
1015                 case RC_PREVIEW_SCALE_FACTOR:
1016                         if (lexrc.next()) {
1017                                 preview_scale_factor = lexrc.getFloat();
1018                         }
1019                         break;
1020
1021                 case RC_USER_NAME:
1022                         if (lexrc.next())
1023                                 user_name = lexrc.getString();
1024                         break;
1025
1026                 case RC_USER_EMAIL:
1027                         if (lexrc.next())
1028                                 user_email = lexrc.getString();
1029                         break;
1030
1031                 case RC_LAST: break; // this is just a dummy
1032                 }
1033         }
1034
1035         /// Update converters data-structures
1036         converters.update(formats);
1037         converters.buildGraph();
1038
1039         return 0;
1040 }
1041
1042
1043 void LyXRC::write(string const & filename) const
1044 {
1045         ofstream ofs(filename.c_str());
1046         if (ofs)
1047                 output(ofs);
1048 }
1049
1050
1051 void LyXRC::print() const
1052 {
1053         if (lyxerr.debugging())
1054                 output(lyxerr);
1055         else
1056                 output(cout);
1057 }
1058
1059
1060 void LyXRC::output(ostream & os) const
1061 {
1062         os << "### This file is part of\n"
1063            << "### ========================================================\n"
1064            << "###          LyX, The Document Processor\n"
1065            << "###\n"
1066            << "###          Copyright 1995 Matthias Ettrich\n"
1067            << "###          Copyright 1995-2001 The LyX Team.\n"
1068            << "###\n"
1069            << "### ========================================================\n"
1070            << "\n"
1071            << "# This file is written by LyX, if you want to make your own\n"
1072            << "# modifications you should do them from inside LyX and save\n"
1073            << "\n";
1074
1075         // Why the switch you might ask. It is a trick to ensure that all
1076         // the elements in the LyXRCTags enum is handled. As you can see
1077         // there are no breaks at all. So it is just a huge fall-through.
1078         // The nice thing is that we will get a warning from the compiler
1079         // if we forget an element.
1080         LyXRCTags tag = RC_LAST;
1081         switch (tag) {
1082         case RC_LAST:
1083         case RC_INPUT:
1084                 // input/include files are not done here
1085         case RC_BINDFILE:
1086                 if (bind_file != system_lyxrc.bind_file) {
1087                         os << "\\bind_file " << bind_file << "\n";
1088                 }
1089                 //
1090                 // Misc Section
1091                 //
1092                 os << "\n#\n"
1093                    << "# MISC SECTION ######################################\n"
1094                    << "#\n\n";
1095
1096                 // bind files are not done here.
1097         case RC_UIFILE:
1098                 if (ui_file != system_lyxrc.ui_file) {
1099                         os << "\\ui_file \"" << ui_file << "\"\n";
1100                 }
1101         case RC_AUTOREGIONDELETE:
1102                 if (auto_region_delete != system_lyxrc.auto_region_delete) {
1103                         os << "# Set to false to inhibit automatic replacement of\n"
1104                            << "# the current selection.\n"
1105                            << "\\auto_region_delete " << tostr(auto_region_delete)
1106                            << '\n';
1107                 }
1108         case RC_AUTORESET_OPTIONS:
1109                 if (auto_reset_options != system_lyxrc.auto_reset_options) {
1110                         os << "# Set to false to inhibit automatic reset of\n"
1111                            << "# the class options to defaults on class change.\n"
1112                            << "\\auto_reset_options " << tostr(auto_reset_options)
1113                            << '\n';
1114                 }
1115         case RC_AUTOSAVE:
1116                 if (autosave != system_lyxrc.autosave) {
1117                         os << "# The time interval between auto-saves in seconds.\n"
1118                            << "\\autosave " << autosave << '\n';
1119                 }
1120         case RC_DISPLAY_GRAPHICS:
1121                 if (display_graphics != system_lyxrc.display_graphics) {
1122                         os << "# Display graphics within LyX\n"
1123                            << "# monochrome|grayscale|color|none\n"
1124                            << "\\display_graphics "
1125                            << lyx::graphics::displayTranslator().find(display_graphics)
1126                            << '\n';
1127                 }
1128
1129         case RC_VIEWDVI_PAPEROPTION:
1130                 if (view_dvi_paper_option
1131                     != system_lyxrc.view_dvi_paper_option) {
1132                         os << "# Options used to specify paper size to the\n"
1133                            << "# view_dvi_command (e.g. -paper)\n"
1134                            << "\\view_dvi_paper_option \""
1135                            << view_dvi_paper_option << "\"\n";
1136                 }
1137         case RC_DEFAULT_PAPERSIZE:
1138                 if (default_papersize != system_lyxrc.default_papersize) {
1139                         os << "# The default papersize to use.\n"
1140                            << "\\default_papersize \"";
1141                         switch (default_papersize) {
1142                         case PAPER_USLETTER:
1143                                 os << "usletter"; break;
1144                         case PAPER_LEGALPAPER:
1145                                 os << "legal"; break;
1146                         case PAPER_EXECUTIVEPAPER:
1147                                 os << "executive"; break;
1148                         case PAPER_A3PAPER:
1149                                 os << "a3"; break;
1150                         case PAPER_A4PAPER:
1151                                 os << "a4"; break;
1152                         case PAPER_A5PAPER:
1153                                 os << "a5"; break;
1154                         case PAPER_B5PAPER:
1155                                 os << "b5"; break;
1156                         case PAPER_DEFAULT: break;
1157                         }
1158                         os << "\"\n";
1159                 }
1160         case RC_CHKTEX_COMMAND:
1161                 if (chktex_command != system_lyxrc.chktex_command) {
1162                         os << "\\chktex_command \"" << chktex_command << "\"\n";
1163                 }
1164         case RC_KBMAP:
1165                 if (use_kbmap != system_lyxrc.use_kbmap) {
1166                         os << "\\kbmap " << tostr(use_kbmap) << '\n';
1167                 }
1168         case RC_KBMAP_PRIMARY:
1169                 if (primary_kbmap != system_lyxrc.primary_kbmap) {
1170                         os << "\\kbmap_primary \"" << primary_kbmap << "\"\n";
1171                 }
1172         case RC_KBMAP_SECONDARY:
1173                 if (secondary_kbmap != system_lyxrc.secondary_kbmap) {
1174                         os << "\\kbmap_secondary \"" << secondary_kbmap
1175                            << "\"\n";
1176                 }
1177         case RC_SERVERPIPE:
1178                 if (lyxpipes != system_lyxrc.lyxpipes) {
1179                         os << "\\serverpipe \"" << lyxpipes << "\"\n";
1180                 }
1181         case RC_DATE_INSERT_FORMAT:
1182                 if (date_insert_format != system_lyxrc.date_insert_format) {
1183                         os << "\\date_insert_format \"" << date_insert_format
1184                            << "\"\n";
1185                 }
1186         case RC_LABEL_INIT_LENGTH:
1187                 if (label_init_length != system_lyxrc.label_init_length) {
1188                         os << "\\label_init_length " << label_init_length
1189                            << '\n';
1190                 }
1191
1192         case RC_USER_NAME:
1193                 os << "\\user_name \"" << user_name << "\"\n";
1194
1195         case RC_USER_EMAIL:
1196                 os << "\\user_email \"" << user_email << "\"\n";
1197
1198         case RC_SHOW_BANNER:
1199                 if (show_banner != system_lyxrc.show_banner) {
1200                         os << "\\show_banner " << tostr(show_banner) << '\n';
1201                 }
1202
1203         case RC_PREVIEW:
1204                 if (preview != system_lyxrc.preview) {
1205                         os << "\\preview " << tostr(preview) << '\n';
1206                 }
1207
1208         case RC_PREVIEW_HASHED_LABELS:
1209                 if (preview_hashed_labels !=
1210                     system_lyxrc.preview_hashed_labels) {
1211                         os << "\\preview_hashed_labels "
1212                            << tostr(preview_hashed_labels) << '\n';
1213                 }
1214
1215         case RC_PREVIEW_SCALE_FACTOR:
1216                 if (preview_scale_factor != system_lyxrc.preview_scale_factor) {
1217                         os << "\\preview_scale_factor "
1218                            << preview_scale_factor << '\n';
1219                 }
1220
1221                 os << "\n#\n"
1222                    << "# SCREEN & FONTS SECTION ############################\n"
1223                    << "#\n\n";
1224
1225         case RC_POPUP_NORMAL_FONT:
1226                 if (popup_normal_font != system_lyxrc.popup_normal_font) {
1227                         os << "\\popup_normal_font \"" << popup_normal_font
1228                            << "\"\n";
1229                 }
1230         case RC_POPUP_BOLD_FONT:
1231                 if (popup_bold_font != system_lyxrc.popup_bold_font) {
1232                         os << "\\popup_bold_font \"" << popup_bold_font
1233                            << "\"\n";
1234                 }
1235         case RC_POPUP_FONT_ENCODING:
1236                 if (popup_font_encoding != system_lyxrc.popup_font_encoding) {
1237                         os << "\\popup_font_encoding \"" << popup_font_encoding
1238                            << "\"\n";
1239                 }
1240         case RC_SCREEN_DPI:
1241                 if (dpi != system_lyxrc.dpi) {
1242                         os << "\\screen_dpi " << dpi << '\n';
1243                 }
1244         case RC_SCREEN_ZOOM:
1245                 if (zoom != system_lyxrc.zoom) {
1246                         os << "\\screen_zoom " << zoom << '\n';
1247                 }
1248         case RC_WHEEL_JUMP:
1249                 if (wheel_jump != system_lyxrc.wheel_jump) {
1250                         os << "\\wheel_jump " << wheel_jump << '\n';
1251                 }
1252         case RC_CURSOR_FOLLOWS_SCROLLBAR:
1253                 if (cursor_follows_scrollbar
1254                     != system_lyxrc.cursor_follows_scrollbar) {
1255                         os << "\\cursor_follows_scrollbar "
1256                            << tostr(cursor_follows_scrollbar) << '\n';
1257                 }
1258         case RC_DIALOGS_ICONIFY_WITH_MAIN:
1259                 if (dialogs_iconify_with_main
1260                    != system_lyxrc.dialogs_iconify_with_main) {
1261                         os << "\\dialogs_iconify_with_main "
1262                           <<  tostr(dialogs_iconify_with_main) << '\n';
1263                 }
1264         case RC_SCREEN_FONT_ROMAN:
1265                 if (roman_font_name != system_lyxrc.roman_font_name) {
1266                         os << "\\screen_font_roman \"" << roman_font_name
1267                            << "\"\n";
1268                 }
1269         case RC_SCREEN_FONT_ROMAN_FOUNDRY:
1270                 if (roman_font_foundry != system_lyxrc.roman_font_foundry) {
1271                         os << "\\screen_font_roman_foundry \"" << roman_font_foundry
1272                            << "\"\n";
1273                 }
1274         case RC_SCREEN_FONT_SANS:
1275                 if (sans_font_name != system_lyxrc.sans_font_name) {
1276                         os << "\\screen_font_sans \"" << sans_font_name
1277                            << "\"\n";
1278                 }
1279         case RC_SCREEN_FONT_SANS_FOUNDRY:
1280                 if (sans_font_foundry != system_lyxrc.sans_font_foundry) {
1281                         os << "\\screen_font_sans_foundry \"" << sans_font_foundry
1282                            << "\"\n";
1283                 }
1284         case RC_SCREEN_FONT_TYPEWRITER:
1285                 if (typewriter_font_name != system_lyxrc.typewriter_font_name) {
1286                         os << "\\screen_font_typewriter \""
1287                            << typewriter_font_name << "\"\n";
1288                 }
1289         case RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
1290                 if (typewriter_font_foundry != system_lyxrc.typewriter_font_foundry) {
1291                         os << "\\screen_font_typewriter_foundry \""
1292                            << typewriter_font_foundry << "\"\n";
1293                 }
1294
1295         case RC_SCREEN_FONT_SCALABLE:
1296                 if (use_scalable_fonts != system_lyxrc.use_scalable_fonts) {
1297                         os << "\\screen_font_scalable "
1298                            << tostr(use_scalable_fonts)
1299                            << '\n';
1300                 }
1301         case RC_SCREEN_FONT_ENCODING:
1302                 if (font_norm != system_lyxrc.font_norm) {
1303                         os << "\\screen_font_encoding \"" << font_norm
1304                            << "\"\n";
1305                 }
1306         case RC_SCREEN_FONT_SIZES:
1307                 if (font_sizes[LyXFont::SIZE_TINY]
1308                     != system_lyxrc.font_sizes[LyXFont::SIZE_TINY] ||
1309                     font_sizes[LyXFont::SIZE_SCRIPT]
1310                     != system_lyxrc.font_sizes[LyXFont::SIZE_SCRIPT] ||
1311                     font_sizes[LyXFont::SIZE_FOOTNOTE]
1312                     != system_lyxrc.font_sizes[LyXFont::SIZE_FOOTNOTE] ||
1313                     font_sizes[LyXFont::SIZE_SMALL]
1314                     != system_lyxrc.font_sizes[LyXFont::SIZE_SMALL] ||
1315                     font_sizes[LyXFont::SIZE_NORMAL]
1316                     != system_lyxrc.font_sizes[LyXFont::SIZE_NORMAL] ||
1317                     font_sizes[LyXFont::SIZE_LARGE]
1318                     != system_lyxrc.font_sizes[LyXFont::SIZE_LARGE] ||
1319                     font_sizes[LyXFont::SIZE_LARGER]
1320                     != system_lyxrc.font_sizes[LyXFont::SIZE_LARGER] ||
1321                     font_sizes[LyXFont::SIZE_LARGEST]
1322                     != system_lyxrc.font_sizes[LyXFont::SIZE_LARGEST] ||
1323                     font_sizes[LyXFont::SIZE_HUGE]
1324                     != system_lyxrc.font_sizes[LyXFont::SIZE_HUGE] ||
1325                     font_sizes[LyXFont::SIZE_HUGER]
1326                     != system_lyxrc.font_sizes[LyXFont::SIZE_HUGER]) {
1327                         os.setf(ios::fixed);
1328                         os.precision(2);
1329                         os << "\\screen_font_sizes"
1330                            << ' ' << font_sizes[LyXFont::SIZE_TINY]
1331                            << ' ' << font_sizes[LyXFont::SIZE_SCRIPT]
1332                            << ' ' << font_sizes[LyXFont::SIZE_FOOTNOTE]
1333                            << ' ' << font_sizes[LyXFont::SIZE_SMALL]
1334                            << ' ' << font_sizes[LyXFont::SIZE_NORMAL]
1335                            << ' ' << font_sizes[LyXFont::SIZE_LARGE]
1336                            << ' ' << font_sizes[LyXFont::SIZE_LARGER]
1337                            << ' ' << font_sizes[LyXFont::SIZE_LARGEST]
1338                            << ' ' << font_sizes[LyXFont::SIZE_HUGE]
1339                            << ' ' << font_sizes[LyXFont::SIZE_HUGER]
1340                            << '\n';
1341                 }
1342
1343                 os << "\n#\n"
1344                    << "# COLOR SECTION ###################################\n"
1345                    << "#\n\n";
1346
1347         case RC_SET_COLOR:
1348                 for (int i = 0; i < LColor::ignore; ++i) {
1349                         LColor::color lc = static_cast<LColor::color>(i);
1350
1351                         string const col(lcolor.getX11Name(lc));
1352                         if (col != system_lcolor.getX11Name(lc)) {
1353                                 os << "\\set_color \""
1354                                    << lcolor.getLyXName(lc) << "\" \""
1355                                    << col << "\"\n";
1356                         }
1357                 }
1358
1359                 os << "\n#\n"
1360                    << "# PRINTER SECTION ###################################\n"
1361                    << "#\n\n";
1362
1363         case RC_PRINTER:
1364                 if (printer != system_lyxrc.printer) {
1365                         os << "\\printer \"" << printer << "\"\n";
1366                 }
1367         case RC_PRINT_ADAPTOUTPUT:
1368                 if (print_adapt_output != system_lyxrc.print_adapt_output) {
1369                         os << "\\print_adapt_output "
1370                            << tostr(print_adapt_output)
1371                            << '\n';
1372                 }
1373         case RC_PRINT_COMMAND:
1374                 if (print_command != system_lyxrc.print_command) {
1375                         os << "\\print_command \"" << print_command << "\"\n";
1376                 }
1377         case RC_PRINTEXSTRAOPTIONS:
1378                 if (print_extra_options != system_lyxrc.print_extra_options) {
1379                         os << "\\print_extra_options \"" << print_extra_options
1380                            << "\"\n";
1381                 }
1382         case RC_PRINTSPOOL_COMMAND:
1383                 if (print_spool_command != system_lyxrc.print_spool_command) {
1384                         os << "\\print_spool_command \"" << print_spool_command
1385                            << "\"\n";
1386                 }
1387         case RC_PRINTSPOOL_PRINTERPREFIX:
1388                 if (print_spool_printerprefix
1389                     != system_lyxrc.print_spool_printerprefix) {
1390                         os << "\\print_spool_printerprefix \""
1391                            << print_spool_printerprefix << "\"\n";
1392                 }
1393         case RC_PRINTEVENPAGEFLAG:
1394                 if (print_evenpage_flag != system_lyxrc.print_evenpage_flag) {
1395                         os << "\\print_evenpage_flag \"" << print_evenpage_flag
1396                            << "\"\n";
1397                 }
1398         case RC_PRINTODDPAGEFLAG:
1399                 if (print_oddpage_flag != system_lyxrc.print_oddpage_flag) {
1400                         os << "\\print_oddpage_flag \"" << print_oddpage_flag
1401                            << "\"\n";
1402                 }
1403         case RC_PRINTREVERSEFLAG:
1404                 if (print_reverse_flag != system_lyxrc.print_reverse_flag) {
1405                         os << "\\print_reverse_flag \"" << print_reverse_flag
1406                            << "\"\n";
1407                 }
1408         case RC_PRINTLANDSCAPEFLAG:
1409                 if (print_landscape_flag != system_lyxrc.print_landscape_flag) {
1410                         os << "\\print_landscape_flag \"" << print_landscape_flag
1411                            << "\"\n";
1412                 }
1413         case RC_PRINTPAGERANGEFLAG:
1414                 if (print_pagerange_flag != system_lyxrc.print_pagerange_flag) {
1415                         os << "\\print_pagerange_flag \"" << print_pagerange_flag
1416                            << "\"\n";
1417                 }
1418         case RC_PRINTCOPIESFLAG:
1419                 if (print_copies_flag != system_lyxrc.print_copies_flag) {
1420                         os << "\\print_copies_flag \"" << print_copies_flag
1421                            << "\"\n";
1422                 }
1423         case RC_PRINTCOLLCOPIESFLAG:
1424                 if (print_collcopies_flag
1425                     != system_lyxrc.print_collcopies_flag) {
1426                         os << "\\print_collcopies_flag \""
1427                            << print_collcopies_flag
1428                            << "\"\n";
1429                 }
1430         case RC_PRINTPAPERFLAG:
1431                 if (print_paper_flag != system_lyxrc.print_paper_flag) {
1432                         os << "\\print_paper_flag \"" << print_paper_flag
1433                            << "\"\n";
1434                 }
1435         case RC_PRINTPAPERDIMENSIONFLAG:
1436                 if (print_paper_dimension_flag
1437                     != system_lyxrc.print_paper_dimension_flag) {
1438                         os << "\\print_paper_dimension_flag \""
1439                            << print_paper_dimension_flag << "\"\n";
1440                 }
1441         case RC_PRINTTOPRINTER:
1442                 if (print_to_printer != system_lyxrc.print_to_printer) {
1443                         os << "\\print_to_printer \"" << print_to_printer
1444                            << "\"\n";
1445                 }
1446         case RC_PRINTTOFILE:
1447                 if (print_to_file != system_lyxrc.print_to_file) {
1448                         os << "\\print_to_file \"" << print_to_file << "\"\n";
1449                 }
1450         case RC_PRINTFILEEXTENSION:
1451                 if (print_file_extension != system_lyxrc.print_file_extension) {
1452                         os << "\\print_file_extension \""
1453                            << print_file_extension
1454                            << "\"\n";
1455                 }
1456
1457                 os << "\n#\n"
1458                    << "# EXPORT SECTION ####################################\n"
1459                    << "#\n\n";
1460
1461         case RC_CUSTOM_EXPORT_COMMAND:
1462                 if (custom_export_command
1463                     != system_lyxrc.custom_export_command) {
1464                         os << "\\custom_export_command \""
1465                            << custom_export_command
1466                            << "\"\n";
1467                 }
1468         case RC_CUSTOM_EXPORT_FORMAT:
1469                 if (custom_export_format
1470                     != system_lyxrc.custom_export_format) {
1471                         os << "\\custom_export_format \"" << custom_export_format
1472                            << "\"\n";
1473                 }
1474
1475                 os << "\n#\n"
1476                    << "# TEX SECTION #######################################\n"
1477                    << "#\n\n";
1478
1479         case RC_FONT_ENCODING:
1480                 if (fontenc != system_lyxrc.fontenc) {
1481                         os << "\\font_encoding \"" << fontenc << "\"\n";
1482                 }
1483
1484                 os << "\n#\n"
1485                    << "# FILE SECTION ######################################\n"
1486                    << "#\n\n";
1487
1488         case RC_DOCUMENTPATH:
1489                 if (document_path != system_lyxrc.document_path) {
1490                         os << "\\document_path \"" << document_path << "\"\n";
1491                 }
1492         case RC_LASTFILES:
1493                 if (lastfiles != system_lyxrc.lastfiles) {
1494                         os << "\\lastfiles \"" << lastfiles << "\"\n";
1495                 }
1496         case RC_NUMLASTFILES:
1497                 if (num_lastfiles != system_lyxrc.num_lastfiles) {
1498                         os << "\\num_lastfiles " << num_lastfiles << '\n';
1499                 }
1500         case RC_CHECKLASTFILES:
1501                 if (check_lastfiles != system_lyxrc.check_lastfiles) {
1502                         os << "\\check_lastfiles " << tostr(check_lastfiles)
1503                            << '\n';
1504                 }
1505         case RC_TEMPLATEPATH:
1506                 if (template_path != system_lyxrc.template_path) {
1507                         os << "\\template_path \"" << template_path << "\"\n";
1508                 }
1509         case RC_TEMPDIRPATH:
1510                 if (tempdir_path != system_lyxrc.tempdir_path) {
1511                         os << "\\tempdir_path \"" << tempdir_path << "\"\n";
1512                 }
1513         case RC_USETEMPDIR:
1514                 // Ignore it
1515         case RC_ASCII_LINELEN:
1516                 if (ascii_linelen != system_lyxrc.ascii_linelen) {
1517                         os << "\\ascii_linelen " << ascii_linelen << '\n';
1518                 }
1519         case RC_MAKE_BACKUP:
1520                 if (make_backup != system_lyxrc.make_backup) {
1521                         os << "\\make_backup " << tostr(make_backup) << '\n';
1522                 }
1523         case RC_BACKUPDIR_PATH:
1524                 if (backupdir_path != system_lyxrc.backupdir_path) {
1525                         os << "\\backupdir_path \"" << backupdir_path << "\"\n";
1526                 }
1527
1528                 os << "\n#\n"
1529                    << "# ASCII EXPORT SECTION ##############################\n"
1530                    << "#\n\n";
1531
1532         case RC_ASCIIROFF_COMMAND:
1533                 if (ascii_roff_command != system_lyxrc.ascii_roff_command) {
1534                         os << "\\ascii_roff_command \"" << ascii_roff_command
1535                            << "\"\n";
1536                 }
1537
1538                 os << "\n#\n"
1539                    << "# SPELLCHECKER SECTION ##############################\n"
1540                    << "#\n\n";
1541         case RC_USE_SPELL_LIB:
1542                 if (use_spell_lib != system_lyxrc.use_spell_lib) {
1543                         os << "\\use_spell_lib " << tostr(use_spell_lib) << '\n';
1544                 }
1545         case RC_SPELL_COMMAND:
1546                 if (isp_command != system_lyxrc.isp_command) {
1547                         os << "\\spell_command \"" << isp_command << "\"\n";
1548                 }
1549         case RC_ACCEPT_COMPOUND:
1550                 if (isp_accept_compound != system_lyxrc.isp_accept_compound) {
1551                         os << "\\accept_compound " << tostr(isp_accept_compound)
1552                            << '\n';
1553                 }
1554         case RC_USE_ALT_LANG:
1555                 if (isp_use_alt_lang != system_lyxrc.isp_use_alt_lang) {
1556                         os << "\\use_alt_language " << tostr(isp_use_alt_lang)
1557                            << '\n';
1558                 }
1559         case RC_ALT_LANG:
1560                 if (isp_alt_lang != system_lyxrc.isp_alt_lang) {
1561                         os << "\\alternate_language \"" << isp_alt_lang
1562                            << "\"\n";
1563                 }
1564         case RC_USE_ESC_CHARS:
1565                 if (isp_use_esc_chars != system_lyxrc.isp_use_esc_chars) {
1566                         os << "\\use_escape_chars " << tostr(isp_use_esc_chars)
1567                            << '\n';
1568                 }
1569         case RC_ESC_CHARS:
1570                 if (isp_esc_chars != system_lyxrc.isp_esc_chars) {
1571                         os << "\\escape_chars \"" << isp_esc_chars << "\"\n";
1572                 }
1573         case RC_USE_PERS_DICT:
1574                 if (isp_use_pers_dict != system_lyxrc.isp_use_pers_dict) {
1575                         os << "\\use_personal_dictionary "
1576                            << tostr(isp_use_pers_dict)
1577                            << '\n';
1578                 }
1579         case RC_PERS_DICT:
1580                 if (isp_pers_dict != system_lyxrc.isp_pers_dict) {
1581                         os << "\\personal_dictionary \"" << isp_pers_dict
1582                            << "\"\n";
1583                 }
1584         case RC_USE_INP_ENC:
1585                 if (isp_use_input_encoding
1586                     != system_lyxrc.isp_use_input_encoding) {
1587                         os << "\\use_input_encoding "
1588                            << tostr(isp_use_input_encoding)
1589                            << '\n';
1590                 }
1591
1592                 os << "\n#\n"
1593                    << "# LANGUAGE SUPPORT SECTION ##########################\n"
1594                    << "#\n\n";
1595
1596         case RC_RTL_SUPPORT:
1597                 if (rtl_support != system_lyxrc.rtl_support) {
1598                         os << "\\rtl " << tostr(rtl_support) << '\n';
1599                 }
1600         case RC_LANGUAGE_PACKAGE:
1601                 if (language_package != system_lyxrc.language_package) {
1602                         os << "\\language_package \"" << language_package
1603                            << "\"\n";
1604                 }
1605         case RC_LANGUAGE_GLOBAL_OPTIONS:
1606                 if (language_global_options
1607                     != system_lyxrc.language_global_options) {
1608                         os << "\\language_global_options \""
1609                            << tostr(language_global_options)
1610                            << "\"\n";
1611                 }
1612         case RC_LANGUAGE_USE_BABEL:
1613                 if (language_use_babel != system_lyxrc.language_use_babel) {
1614                         os << "\\language_use_babel \""
1615                            << tostr(language_use_babel)
1616                            << "\"\n";
1617                 }
1618         case RC_LANGUAGE_COMMAND_BEGIN:
1619                 if (language_command_begin
1620                     != system_lyxrc.language_command_begin) {
1621                         os << "\\language_command_begin \""
1622                            << language_command_begin
1623                            << "\"\n";
1624                 }
1625         case RC_LANGUAGE_COMMAND_END:
1626                 if (language_command_end
1627                     != system_lyxrc.language_command_end) {
1628                         os << "\\language_command_end \"" << language_command_end
1629                            << "\"\n";
1630                 }
1631         case RC_LANGUAGE_COMMAND_LOCAL:
1632                 if (language_command_local
1633                     != system_lyxrc.language_command_local) {
1634                         os << "\\language_command_local \""
1635                            << language_command_local
1636                            << "\"\n";
1637                 }
1638         case RC_LANGUAGE_AUTO_BEGIN:
1639                 if (language_auto_begin != system_lyxrc.language_auto_begin) {
1640                         os << "\\language_auto_begin "
1641                            << tostr(language_auto_begin) << '\n';
1642                 }
1643         case RC_LANGUAGE_AUTO_END:
1644                 if (language_auto_end != system_lyxrc.language_auto_end) {
1645                         os << "\\language_auto_end "
1646                            << tostr(language_auto_end) << '\n';
1647                 }
1648         case RC_MARK_FOREIGN_LANGUAGE:
1649                 if (mark_foreign_language
1650                     != system_lyxrc.mark_foreign_language) {
1651                         os << "\\mark_foreign_language " <<
1652                                 tostr(mark_foreign_language) << '\n';
1653                 }
1654
1655                 os << "\n#\n"
1656                    << "# 2nd MISC SUPPORT SECTION ##########################\n"
1657                    << "#\n\n";
1658
1659         case RC_AUTO_NUMBER:
1660                 if (auto_number != system_lyxrc.auto_number) {
1661                         os << "\\auto_number " << tostr(auto_number) << '\n';
1662                 }
1663         case RC_DEFAULT_LANGUAGE:
1664                 if (default_language != system_lyxrc.default_language) {
1665                         os << "\\default_language " << default_language << '\n';
1666                 }
1667
1668                 os << "\n#\n"
1669                    << "# FORMATS SECTION ##########################\n"
1670                    << "#\n\n";
1671
1672         case RC_FORMAT:
1673                 // Look for deleted formats
1674                 for (Formats::const_iterator cit = formats.begin();
1675                      cit != formats.end(); ++cit) {
1676                         Format const * format =
1677                                 system_formats.getFormat(cit->name());
1678                         if (!format ||
1679                             format->extension() != cit->extension() ||
1680                             format->prettyname() != cit->prettyname() ||
1681                             format->shortcut() != cit->shortcut())
1682                                 os << "\\format \"" << cit->name() << "\" \""
1683                                    << cit->extension() << "\" \""
1684                                    << cit->prettyname() << "\" \""
1685                                    << cit->shortcut() << "\"\n";
1686                 }
1687
1688                 // New/modifed formats
1689                 for (Formats::const_iterator cit = system_formats.begin();
1690                      cit != system_formats.end(); ++cit)
1691                         if (!formats.getFormat(cit->name()))
1692                                 os << "\\format \"" << cit->name()
1693                                    << "\" \"\" \"\" \"\"\n";
1694         case RC_VIEWER:
1695                 for (Formats::const_iterator cit = formats.begin();
1696                      cit != formats.end(); ++cit) {
1697                         Format const * format =
1698                                 system_formats.getFormat(cit->name());
1699                         if ((!format || format->viewer() != cit->viewer()) &&
1700                             (format || !cit->viewer().empty()))
1701                                 os << "\\viewer \"" << cit->name() << "\" \""
1702                                    << cit->viewer() << "\"\n";
1703                 }
1704
1705                 os << "\n#\n"
1706                    << "# CONVERTERS SECTION ##########################\n"
1707                    << "#\n\n";
1708
1709         case RC_CONVERTER:
1710                 // Look for new converters
1711                 for (Converters::const_iterator cit = converters.begin();
1712                      cit != converters.end(); ++cit) {
1713                         Converter const * converter =
1714                                 system_converters.getConverter(cit->from,
1715                                                                cit->to);
1716                         if (!converter ||
1717                             converter->command != cit->command ||
1718                             converter->flags != cit->flags)
1719                                 os << "\\converter \"" << cit->from << "\" \""
1720                                    << cit->to << "\" \""
1721                                    << cit->command << "\" \""
1722                                    << cit->flags << "\"\n";
1723                 }
1724
1725                 // New/modifed converters
1726                 for (Converters::const_iterator cit = system_converters.begin();
1727                      cit != system_converters.end(); ++cit)
1728                         if (!converters.getConverter(cit->from, cit->to))
1729                                 os << "\\converter \"" << cit->from
1730                                    << "\" \"" << cit->to << "\" \"\" \"\"\n";
1731
1732         }
1733         os.flush();
1734 }
1735
1736 void LyXRC::set_font_norm_type()
1737 {
1738         if (font_norm == "iso10646-1")
1739                 font_norm_type = ISO_10646_1;
1740         else if (font_norm == "iso8859-1")
1741                 font_norm_type = ISO_8859_1;
1742         else if (font_norm == "iso8859-3")
1743                 font_norm_type = ISO_8859_3;
1744         else if (font_norm == "iso8859-4")
1745                 font_norm_type = ISO_8859_4;
1746         else if (font_norm == "iso8859-6.8x")
1747                 font_norm_type = ISO_8859_6_8;
1748         else if (font_norm == "iso8859-9")
1749                 font_norm_type = ISO_8859_9;
1750         else if (font_norm == "iso8859-15")
1751                 font_norm_type = ISO_8859_15;
1752         else
1753                 font_norm_type = OTHER_ENCODING;
1754 }
1755
1756
1757 string const LyXRC::getDescription(LyXRCTags tag)
1758 {
1759         string str;
1760
1761         switch (tag) {
1762         case RC_FONT_ENCODING:
1763                 str = _("The font encoding used for the LaTeX2e fontenc package. T1 is highly recommended for non-English languages.");
1764                 break;
1765
1766         case RC_PRINTER:
1767                 str = _("The default printer to print on. If none is specified, LyX will use the environment variable PRINTER.");
1768                 break;
1769
1770         case RC_PRINT_COMMAND:
1771                 str = _("Your favorite print program, e.g. \"dvips\", \"dvilj4\".");
1772                 break;
1773
1774         case RC_PRINTEVENPAGEFLAG:
1775                 str = _("The option to print only even pages.");
1776                 break;
1777
1778         case RC_PRINTODDPAGEFLAG:
1779                 str = _("The option to print only odd pages.");
1780                 break;
1781
1782         case RC_PRINTPAGERANGEFLAG:
1783                 str = _("The option for specifying a comma-separated list of pages to print.");
1784                 break;
1785
1786         case RC_PRINTCOPIESFLAG:
1787                 str = _("The option for specifying the number of copies to print.");
1788                 break;
1789
1790         case RC_PRINTCOLLCOPIESFLAG:
1791                 str = _("The option for specifying whether the copies should be collated.");
1792                 break;
1793
1794         case RC_PRINTREVERSEFLAG:
1795                 str = _("The option to reverse the order of the pages printed.");
1796                 break;
1797
1798         case RC_PRINTLANDSCAPEFLAG:
1799                 str = _("The option to print out in landscape.");
1800                 break;
1801
1802         case RC_PRINTPAPERFLAG:
1803                 str = _("The option to specify paper type.");
1804                 break;
1805
1806         case RC_PRINTPAPERDIMENSIONFLAG:
1807                 str = _("Option to specify the dimensions of the print paper.");
1808                 break;
1809
1810         case RC_PRINTTOPRINTER:
1811                 str = _("Option to pass to the print program to print on a specific printer.");
1812                 break;
1813
1814         case RC_PRINT_ADAPTOUTPUT:
1815                 str = _("Select for LyX to pass the name of the destination printer to your print command.");
1816                 break;
1817
1818         case RC_PRINTTOFILE:
1819                 str = _("Option to pass to the print program to print to a file.");
1820                 break;
1821
1822         case RC_PRINTFILEEXTENSION:
1823                 str = _("Extension of printer program output file. Usually \".ps\".");
1824                 break;
1825
1826         case RC_PRINTEXSTRAOPTIONS:
1827                 str = _("Extra options to pass to printing program after everything else, but before the filename of the DVI file to be printed.");
1828                 break;
1829
1830         case RC_PRINTSPOOL_COMMAND:
1831                 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.");
1832                 break;
1833
1834         case RC_PRINTSPOOL_PRINTERPREFIX:
1835                 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.");
1836                 break;
1837
1838         case RC_SCREEN_DPI:
1839                 str = _("DPI (dots per inch) of your monitor is auto-detected by LyX. If that goes wrong, override the setting here.");
1840                 break;
1841
1842         case RC_SCREEN_ZOOM:
1843                 //xgettext:no-c-format
1844                 str = _("The zoom percentage for screen fonts. A setting of 100% will make the fonts roughly the same size as on paper.");
1845                 break;
1846
1847         case RC_SCREEN_FONT_SIZES:
1848                 str = _("The font sizes used for calculating the scaling of the screen fonts.");
1849                 break;
1850
1851         case RC_SCREEN_FONT_ROMAN:
1852         case RC_SCREEN_FONT_SANS:
1853         case RC_SCREEN_FONT_TYPEWRITER:
1854                 str = _("The screen fonts used to display the text while editing.");
1855                 break;
1856
1857         case RC_POPUP_BOLD_FONT:
1858                 str = _("The bold font in the dialogs.");
1859                 break;
1860
1861         case RC_POPUP_NORMAL_FONT:
1862                 str = _("The normal font in the dialogs.");
1863                 break;
1864
1865         case RC_SCREEN_FONT_ENCODING:
1866                 str = _("The encoding for the screen fonts.");
1867                 break;
1868
1869         case RC_POPUP_FONT_ENCODING:
1870                 str = _("The encoding for the menu/popups fonts.");
1871                 break;
1872
1873         case RC_SET_COLOR:
1874                 break;
1875
1876         case RC_AUTOSAVE:
1877                 str = _("The time interval between auto-saves (in seconds). 0 means no auto-save.");
1878                 break;
1879
1880         case RC_DOCUMENTPATH:
1881                 str = _("The default path for your documents. An empty value selects the directory LyX was started from.");
1882                 break;
1883
1884         case RC_TEMPLATEPATH:
1885                 str = _("The path that LyX will set when offering to choose a template. An empty value selects the directory LyX was started from.");
1886                 break;
1887
1888         case RC_TEMPDIRPATH:
1889                 str = _("LyX will place its temporary directories in this path. They will be deleted when you quit LyX.");
1890                 break;
1891
1892         case RC_LASTFILES:
1893                 str = _("The file where the last-files information should be stored.");
1894                 break;
1895
1896         case RC_AUTOREGIONDELETE:
1897                 str = _("De-select if you don't want the current selection to be replaced automatically by what you type.");
1898                 break;
1899
1900         case RC_AUTORESET_OPTIONS:
1901                 str = _("De-select if you don't want the class options to be reset to defaults after class change.");
1902                 break;
1903
1904         case RC_SERVERPIPE:
1905                 str = _("This starts the lyxserver. The pipes get an additional extension \".in\" and \".out\". Only for advanced users.");
1906                 break;
1907
1908         case RC_BINDFILE:
1909                 str = _("Keybindings file. Can either specify an absolute path, or LyX will look in its global and local bind/ directories.");
1910                 break;
1911
1912         case RC_UIFILE:
1913                 str = _("The UI (user interface) file. Can either specify an absolute path, or LyX will look in its global and local ui/ directories.");
1914                 break;
1915
1916         case RC_KBMAP:
1917         case RC_KBMAP_PRIMARY:
1918         case RC_KBMAP_SECONDARY:
1919                 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.");
1920                 break;
1921
1922         case RC_ASCIIROFF_COMMAND:
1923                 str = _("Use to define an external program to render tables in the ASCII output. E.g. \"groff -t -Tlatin1 $$FName\" where $$FName is the input file. If \"none\" is specified, an internal routine is used.");
1924                 break;
1925
1926         case RC_ASCII_LINELEN:
1927                 str = _("This is the maximum line length of an exported ASCII file (LaTeX, SGML or plain text).");
1928                 break;
1929
1930         case RC_NUMLASTFILES:
1931                 str = _("Maximal number of lastfiles. Up to 9 can appear in the file menu.");
1932                 break;
1933
1934         case RC_CHECKLASTFILES:
1935                 str = _("Select to check whether the lastfiles still exist.");
1936                 break;
1937
1938         case RC_VIEWDVI_PAPEROPTION:
1939                 str = _("Specify the paper command to DVI viewer (leave empty or use \"-paper\")");
1940                 break;
1941
1942         case RC_DEFAULT_PAPERSIZE:
1943                 str = _("Specify the default paper size.");
1944                 break;
1945
1946         case RC_ACCEPT_COMPOUND:
1947                 str = _("Consider run-together words, such as \"diskdrive\" for \"disk drive\", as legal words?");
1948                 break;
1949
1950         case RC_SPELL_COMMAND:
1951                 str = _("What command runs the spell checker?");
1952                 break;
1953
1954         case RC_USE_INP_ENC:
1955                 str = _("Specify whether to pass the -T input encoding option to ispell. Enable this if you can't spellcheck words with international letters in them. This may not work with all dictionaries.");
1956                 break;
1957
1958         case RC_USE_ALT_LANG:
1959         case RC_ALT_LANG:
1960                 str = _("Specify an alternate language. The default is to use the language of the document.");
1961                 break;
1962
1963         case RC_USE_PERS_DICT:
1964         case RC_PERS_DICT:
1965                 str = _("Specify an alternate personal dictionary file. E.g. \".ispell_english\".");
1966                 break;
1967
1968         case RC_USE_ESC_CHARS:
1969         case RC_ESC_CHARS:
1970                 str = _("Specify additional chars that can be part of a word.");
1971                 break;
1972
1973         case RC_SCREEN_FONT_SCALABLE:
1974                 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.");
1975                 break;
1976
1977         case RC_CHKTEX_COMMAND:
1978                 str = _("Define how to run chktex. E.g. \"chktex -n11 -n1 -n3 -n6 -n9 -22 -n25 -n30 -n38\" Refer to the ChkTeX documentation.");
1979                 break;
1980
1981         case RC_CURSOR_FOLLOWS_SCROLLBAR:
1982                 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.");
1983                 break;
1984
1985         case RC_DIALOGS_ICONIFY_WITH_MAIN:
1986                 str = _("Iconify the dialogs when the main window is iconified. (Affects only dialogs shown after the change has been made.)");
1987                 break;
1988
1989         case RC_DISPLAY_GRAPHICS:
1990                 str = _("Select how LyX will display any graphics.");
1991                 break;
1992
1993         case RC_MAKE_BACKUP:
1994                 str = _("De-select if you don't want LyX to create backup files.");
1995                 break;
1996
1997         case RC_BACKUPDIR_PATH:
1998                 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.");
1999                 break;
2000
2001         case RC_RTL_SUPPORT:
2002                 str = _("Select to enable support of right-to-left languages (e.g. Hebrew, Arabic).");
2003                 break;
2004
2005         case RC_MARK_FOREIGN_LANGUAGE:
2006                 str = _("Select to control the highlighting of words with a language foreign to that of the document.");
2007                 break;
2008
2009         case RC_LANGUAGE_PACKAGE:
2010                 str = _("The LaTeX command for loading the language package. E.g. \"\\usepackage{babel}\", \"\\usepackage{omega}\".");
2011                 break;
2012
2013         case RC_LANGUAGE_GLOBAL_OPTIONS:
2014                 str = _("De-select if you don't want the language(s) used as an argument to \\documentclass.");
2015                 break;
2016
2017         case RC_LANGUAGE_USE_BABEL:
2018                 str = _("De-select if you don't want babel to be used when the language of the document is the default language.");
2019                 break;
2020
2021         case RC_LANGUAGE_AUTO_BEGIN:
2022                 str = _("Select if a language switching command is needed at the beginning of the document.");
2023                 break;
2024
2025         case RC_LANGUAGE_AUTO_END:
2026                 str = _("Select if a language switching command is needed at the end of the document.");
2027                 break;
2028
2029         case RC_LANGUAGE_COMMAND_BEGIN:
2030                 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.");
2031                 break;
2032
2033         case RC_LANGUAGE_COMMAND_END:
2034                 str = _("The LaTeX command for changing back to the language of the document.");
2035                 break;
2036
2037         case RC_LANGUAGE_COMMAND_LOCAL:
2038                 str = _("The LaTeX command for local changing of the language.");
2039                 break;
2040
2041         case RC_DATE_INSERT_FORMAT:
2042                 //xgettext:no-c-format
2043                 str = _("This accepts the normal strftime formats; see man strftime for full details. E.g.\"%A, %e. %B %Y\".");
2044                 break;
2045
2046         case RC_SHOW_BANNER:
2047                 str = _("De-select if you don't want the startup banner.");
2048                 break;
2049
2050         case RC_WHEEL_JUMP:
2051                 str = _("The number of lines that are scrolled by mice with wheels or five button mice.");
2052                 break;
2053
2054         case RC_CONVERTER:
2055                 break;
2056
2057         case RC_VIEWER:
2058                 break;
2059
2060         case RC_FORMAT:
2061                 break;
2062
2063         case RC_DEFAULT_LANGUAGE:
2064                 str = _("New documents will be assigned this language.");
2065                 break;
2066
2067         case RC_LABEL_INIT_LENGTH:
2068                 str = _("Maximum number of words in the initialization string for a new label");
2069                 break;
2070
2071         case RC_PREVIEW:
2072                 str = _("Shows a typeset preview of things such as math");
2073                 break;
2074
2075         case RC_PREVIEW_HASHED_LABELS:
2076                 str = _("Previewed equations will have \"(#)\" labels rather than numbered ones");
2077                 break;
2078
2079         case RC_PREVIEW_SCALE_FACTOR:
2080                 str = _("Scale the preview size to suit.");
2081                 break;
2082
2083         default:
2084                 break;
2085         }
2086
2087         return str;
2088 }
2089
2090 // The global instance
2091 LyXRC lyxrc;
2092
2093 // The global copy of the system lyxrc entries (everything except preferences)
2094 LyXRC system_lyxrc;