src/LyXRC.cpp

   1 /**
   2  * \file LyXRC.cpp
   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 "LyXRC.h"
  20
  21 #include "ColorSet.h"
  22 #include "Converter.h"
  23 #include "FontEnums.h"
  24 #include "Format.h"
  25 #include "Lexer.h"
  26 #include "LyX.h"
  27 #include "Mover.h"
  28 #include "Session.h"
  29 #include "SpellChecker.h"
  30 #include "version.h"
  31
  32 #include "graphics/GraphicsTypes.h"
  33
  34 #include "support/convert.h"
  35 #include "support/debug.h"
  36 #include "support/environment.h"
  37 #include "support/FileName.h"
  38 #include "support/filetools.h"
  39 #include "support/gettext.h"
  40 #include "support/lstrings.h"
  41 #include "support/os.h"
  42 #include "support/Package.h"
  43 #include "support/TempFile.h"
  44 #include "support/userinfo.h"
  45
  46 #include <fstream>
  47 #include <iostream>
  48 #include <algorithm>
  49
  50 using namespace std;
  51 using namespace lyx::support;
  52
  53 namespace lyx {
  54
  55 namespace os = support::os;
  56
  57 namespace {
  58
  59 // The format should also be updated in configure.py, and conversion code
  60 // should be added to prefs2prefs_prefs.py.
  61 static unsigned int const LYXRC_FILEFORMAT = 17; // lasgouttes: remove \\rtl
  62
  63 // when adding something to this array keep it sorted!
  64 LexerKeyword lyxrcTags[] = {
  65         { "\\accept_compound", LyXRC::RC_ACCEPT_COMPOUND },
  66         { "\\allow_geometry_session", LyXRC::RC_GEOMETRY_SESSION },
  67         { "\\alternate_language", LyXRC::RC_ALT_LANG },
  68         { "\\auto_number", LyXRC::RC_AUTO_NUMBER },
  69         { "\\auto_region_delete", LyXRC::RC_AUTOREGIONDELETE },
  70         { "\\auto_reset_options", LyXRC::RC_AUTORESET_OPTIONS },
  71         { "\\autocorrection_math", LyXRC::RC_AUTOCORRECTION_MATH },
  72         { "\\autosave", LyXRC::RC_AUTOSAVE },
  73         { "\\backupdir_path", LyXRC::RC_BACKUPDIR_PATH },
  74         { "\\bibtex_alternatives", LyXRC::RC_BIBTEX_ALTERNATIVES },
  75         { "\\bibtex_command", LyXRC::RC_BIBTEX_COMMAND },
  76         { "\\bind_file", LyXRC::RC_BINDFILE },
  77         { "\\check_lastfiles", LyXRC::RC_CHECKLASTFILES },
  78         { "\\chktex_command", LyXRC::RC_CHKTEX_COMMAND },
  79         { "\\close_buffer_with_last_view", LyXRC::RC_CLOSE_BUFFER_WITH_LAST_VIEW },
  80         { "\\completion_cursor_text", LyXRC::RC_COMPLETION_CURSOR_TEXT },
  81         { "\\completion_inline_delay", LyXRC::RC_COMPLETION_INLINE_DELAY },
  82         { "\\completion_inline_dots", LyXRC::RC_COMPLETION_INLINE_DOTS },
  83         { "\\completion_inline_math", LyXRC::RC_COMPLETION_INLINE_MATH },
  84         { "\\completion_inline_text", LyXRC::RC_COMPLETION_INLINE_TEXT },
  85         { "\\completion_minlength", LyXRC::RC_COMPLETION_MINLENGTH },
  86         { "\\completion_popup_after_complete", LyXRC::RC_COMPLETION_POPUP_AFTER_COMPLETE },
  87         { "\\completion_popup_delay", LyXRC::RC_COMPLETION_POPUP_DELAY },
  88         { "\\completion_popup_math", LyXRC::RC_COMPLETION_POPUP_MATH },
  89         { "\\completion_popup_text", LyXRC::RC_COMPLETION_POPUP_TEXT },
  90         { "\\converter", LyXRC::RC_CONVERTER },
  91         { "\\converter_cache_maxage", LyXRC::RC_CONVERTER_CACHE_MAXAGE },
  92         { "\\copier", LyXRC::RC_COPIER },
  93         { "\\cursor_follows_scrollbar", LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR },
  94         { "\\cursor_width", LyXRC::RC_CURSOR_WIDTH },
  95         { "\\date_insert_format", LyXRC::RC_DATE_INSERT_FORMAT },
  96         { "\\def_file", LyXRC::RC_DEFFILE },
  97         { "\\default_decimal_point", LyXRC::RC_DEFAULT_DECIMAL_POINT },
  98         { "\\default_length_unit", LyXRC::RC_DEFAULT_LENGTH_UNIT },
  99         { "\\default_otf_view_format", LyXRC::RC_DEFAULT_OTF_VIEW_FORMAT },
 100         { "\\default_view_format", LyXRC::RC_DEFAULT_VIEW_FORMAT },
 101         { "\\dialogs_iconify_with_main", LyXRC::RC_DIALOGS_ICONIFY_WITH_MAIN },
 102         { "\\display_graphics", LyXRC::RC_DISPLAY_GRAPHICS },
 103         { "\\document_path", LyXRC::RC_DOCUMENTPATH },
 104         { "\\editor_alternatives", LyXRC::RC_EDITOR_ALTERNATIVES },
 105         { "\\escape_chars", LyXRC::RC_ESC_CHARS },
 106         { "\\example_path", LyXRC::RC_EXAMPLEPATH },
 107         { "\\export_overwrite", LyXRC::RC_EXPORT_OVERWRITE },
 108         { "\\font_encoding", LyXRC::RC_FONT_ENCODING },
 109         { "\\format", LyXRC::RC_FILEFORMAT },
 110         { "\\forward_search_dvi", LyXRC::RC_FORWARD_SEARCH_DVI },
 111         { "\\forward_search_pdf", LyXRC::RC_FORWARD_SEARCH_PDF },
 112         { "\\fullscreen_limit", LyXRC::RC_FULL_SCREEN_LIMIT },
 113         { "\\fullscreen_menubar", LyXRC::RC_FULL_SCREEN_MENUBAR },
 114         { "\\fullscreen_scrollbar", LyXRC::RC_FULL_SCREEN_SCROLLBAR },
 115         { "\\fullscreen_statusbar", LyXRC::RC_FULL_SCREEN_STATUSBAR },
 116         { "\\fullscreen_tabbar", LyXRC::RC_FULL_SCREEN_TABBAR },
 117         { "\\fullscreen_toolbars", LyXRC::RC_FULL_SCREEN_TOOLBARS },
 118         { "\\fullscreen_width", LyXRC::RC_FULL_SCREEN_WIDTH },
 119         { "\\group_layouts", LyXRC::RC_GROUP_LAYOUTS },
 120         { "\\gui_language", LyXRC::RC_GUI_LANGUAGE },
 121         { "\\hunspelldir_path", LyXRC::RC_HUNSPELLDIR_PATH },
 122         { "\\icon_set", LyXRC::RC_ICON_SET },
 123         { "\\index_alternatives", LyXRC::RC_INDEX_ALTERNATIVES },
 124         { "\\index_command", LyXRC::RC_INDEX_COMMAND },
 125         { "\\input", LyXRC::RC_INPUT },
 126         { "\\jbibtex_command", LyXRC::RC_JBIBTEX_COMMAND },
 127         { "\\jindex_command", LyXRC::RC_JINDEX_COMMAND },
 128         { "\\kbmap", LyXRC::RC_KBMAP },
 129         { "\\kbmap_primary", LyXRC::RC_KBMAP_PRIMARY },
 130         { "\\kbmap_secondary", LyXRC::RC_KBMAP_SECONDARY },
 131         { "\\language_auto_begin", LyXRC::RC_LANGUAGE_AUTO_BEGIN },
 132         { "\\language_auto_end", LyXRC::RC_LANGUAGE_AUTO_END },
 133         { "\\language_command_begin", LyXRC::RC_LANGUAGE_COMMAND_BEGIN },
 134         { "\\language_command_end", LyXRC::RC_LANGUAGE_COMMAND_END },
 135         { "\\language_command_local", LyXRC::RC_LANGUAGE_COMMAND_LOCAL },
 136         { "\\language_custom_package", LyXRC::RC_LANGUAGE_CUSTOM_PACKAGE },
 137         { "\\language_global_options", LyXRC::RC_LANGUAGE_GLOBAL_OPTIONS },
 138         { "\\language_package_selection", LyXRC::RC_LANGUAGE_PACKAGE_SELECTION },
 139         { "\\load_session", LyXRC::RC_LOADSESSION },
 140         { "\\mac_dontswap_ctrl_meta", LyXRC::RC_MAC_DONTSWAP_CTRL_META },
 141         { "\\mac_like_cursor_movement", LyXRC::RC_MAC_LIKE_CURSOR_MOVEMENT },
 142         { "\\macro_edit_style", LyXRC::RC_MACRO_EDIT_STYLE },
 143         { "\\make_backup", LyXRC::RC_MAKE_BACKUP },
 144         { "\\mark_foreign_language", LyXRC::RC_MARK_FOREIGN_LANGUAGE },
 145         { "\\mouse_middlebutton_paste", LyXRC::RC_MOUSE_MIDDLEBUTTON_PASTE },
 146         { "\\mouse_wheel_speed", LyXRC::RC_MOUSE_WHEEL_SPEED },
 147         { "\\nomencl_command", LyXRC::RC_NOMENCL_COMMAND },
 148         { "\\num_lastfiles", LyXRC::RC_NUMLASTFILES },
 149         { "\\open_buffers_in_tabs", LyXRC::RC_OPEN_BUFFERS_IN_TABS },
 150         { "\\paragraph_markers", LyXRC::RC_PARAGRAPH_MARKERS },
 151         { "\\path_prefix", LyXRC::RC_PATH_PREFIX },
 152         { "\\plaintext_linelen", LyXRC::RC_PLAINTEXT_LINELEN },
 153         { "\\preview", LyXRC::RC_PREVIEW },
 154         { "\\preview_hashed_labels", LyXRC::RC_PREVIEW_HASHED_LABELS },
 155         { "\\preview_scale_factor", LyXRC::RC_PREVIEW_SCALE_FACTOR },
 156         { "\\print_adapt_output", LyXRC::RC_PRINT_ADAPTOUTPUT },
 157         { "\\print_collcopies_flag", LyXRC::RC_PRINTCOLLCOPIESFLAG },
 158         { "\\print_command", LyXRC::RC_PRINT_COMMAND },
 159         { "\\print_copies_flag", LyXRC::RC_PRINTCOPIESFLAG },
 160         { "\\print_evenpage_flag", LyXRC::RC_PRINTEVENPAGEFLAG },
 161         { "\\print_extra_options", LyXRC::RC_PRINTEXSTRAOPTIONS },
 162         { "\\print_file_extension", LyXRC::RC_PRINTFILEEXTENSION },
 163         { "\\print_landscape_flag", LyXRC::RC_PRINTLANDSCAPEFLAG },
 164         { "\\print_oddpage_flag", LyXRC::RC_PRINTODDPAGEFLAG },
 165         { "\\print_pagerange_flag", LyXRC::RC_PRINTPAGERANGEFLAG },
 166         { "\\print_paper_dimension_flag", LyXRC::RC_PRINTPAPERDIMENSIONFLAG },
 167         { "\\print_paper_flag", LyXRC::RC_PRINTPAPERFLAG },
 168         { "\\print_reverse_flag", LyXRC::RC_PRINTREVERSEFLAG },
 169         { "\\print_spool_command", LyXRC::RC_PRINTSPOOL_COMMAND },
 170         { "\\print_spool_printerprefix", LyXRC::RC_PRINTSPOOL_PRINTERPREFIX },
 171         { "\\print_to_file", LyXRC::RC_PRINTTOFILE },
 172         { "\\print_to_printer", LyXRC::RC_PRINTTOPRINTER },
 173         { "\\printer", LyXRC::RC_PRINTER },
 174         { "\\save_compressed", LyXRC::RC_SAVE_COMPRESSED },
 175         { "\\screen_dpi", LyXRC::RC_SCREEN_DPI },
 176         { "\\screen_font_roman", LyXRC::RC_SCREEN_FONT_ROMAN },
 177         { "\\screen_font_roman_foundry", LyXRC::RC_SCREEN_FONT_ROMAN_FOUNDRY },
 178         { "\\screen_font_sans", LyXRC::RC_SCREEN_FONT_SANS },
 179         { "\\screen_font_sans_foundry", LyXRC::RC_SCREEN_FONT_SANS_FOUNDRY },
 180         { "\\screen_font_scalable", LyXRC::RC_SCREEN_FONT_SCALABLE },
 181         { "\\screen_font_sizes", LyXRC::RC_SCREEN_FONT_SIZES },
 182         { "\\screen_font_typewriter", LyXRC::RC_SCREEN_FONT_TYPEWRITER },
 183         { "\\screen_font_typewriter_foundry", LyXRC::RC_SCREEN_FONT_TYPEWRITER_FOUNDRY },
 184         { "\\screen_zoom", LyXRC::RC_SCREEN_ZOOM },
 185         { "\\scroll_below_document", LyXRC::RC_SCROLL_BELOW_DOCUMENT },
 186         { "\\scroll_wheel_zoom", LyXRC::RC_SCROLL_WHEEL_ZOOM },
 187         { "\\serverpipe", LyXRC::RC_SERVERPIPE },
 188         { "\\set_color", LyXRC::RC_SET_COLOR },
 189         { "\\show_banner", LyXRC::RC_SHOW_BANNER },
 190         { "\\single_close_tab_button", LyXRC::RC_SINGLE_CLOSE_TAB_BUTTON },
 191         { "\\single_instance", LyXRC::RC_SINGLE_INSTANCE },
 192         { "\\sort_layouts", LyXRC::RC_SORT_LAYOUTS },
 193         { "\\spellcheck_continuously", LyXRC::RC_SPELLCHECK_CONTINUOUSLY },
 194         { "\\spellcheck_notes", LyXRC::RC_SPELLCHECK_NOTES },
 195         { "\\spellchecker", LyXRC::RC_SPELLCHECKER },
 196         { "\\splitindex_command", LyXRC::RC_SPLITINDEX_COMMAND },
 197         { "\\tempdir_path", LyXRC::RC_TEMPDIRPATH },
 198         { "\\template_path", LyXRC::RC_TEMPLATEPATH },
 199         { "\\tex_allows_spaces", LyXRC::RC_TEX_ALLOWS_SPACES },
 200         { "\\tex_expects_windows_paths", LyXRC::RC_TEX_EXPECTS_WINDOWS_PATHS },
 201         { "\\texinputs_prefix", LyXRC::RC_TEXINPUTS_PREFIX },
 202         { "\\thesaurusdir_path", LyXRC::RC_THESAURUSDIRPATH },
 203         { "\\ui_file", LyXRC::RC_UIFILE },
 204         { "\\use_converter_cache", LyXRC::RC_USE_CONVERTER_CACHE },
 205         { "\\use_lastfilepos", LyXRC::RC_USELASTFILEPOS },
 206         { "\\use_pixmap_cache", LyXRC::RC_USE_PIXMAP_CACHE },
 207         { "\\use_qimage", LyXRC::RC_USE_QIMAGE },
 208         // compatibility with versions older than 1.4.0 only
 209         { "\\use_system_colors", LyXRC::RC_USE_SYSTEM_COLORS },
 210         { "\\use_system_theme_icons", LyXRC::RC_USE_SYSTEM_THEME_ICONS },
 211         { "\\use_tooltip", LyXRC::RC_USE_TOOLTIP },
 212         { "\\user_email", LyXRC::RC_USER_EMAIL },
 213         { "\\user_name", LyXRC::RC_USER_NAME },
 214         { "\\view_dvi_paper_option", LyXRC::RC_VIEWDVI_PAPEROPTION },
 215         // compatibility with versions older than 1.4.0 only
 216         { "\\viewer", LyXRC::RC_VIEWER},
 217         { "\\viewer_alternatives", LyXRC::RC_VIEWER_ALTERNATIVES },
 218         { "\\visual_cursor", LyXRC::RC_VISUAL_CURSOR },
 219         { "format", LyXRC::RC_LYXRCFORMAT }
 220 };
 221
 222 const int lyxrcCount = sizeof(lyxrcTags) / sizeof(lyxrcTags[0]);
 223
 224 } // namespace anon
 225
 226
 227 LyXRC::LyXRC()
 228 {
 229         setDefaults();
 230 }
 231
 232
 233 void LyXRC::setDefaults()
 234 {
 235         icon_set = string();
 236         use_system_theme_icons = false;
 237         bind_file = "cua";
 238         def_file = "default";
 239         ui_file = "default";
 240         // The current document directory
 241         texinputs_prefix = ".";
 242         // Get printer from the environment. If fail, use default "",
 243         // assuming that everything is set up correctly.
 244         printer = getEnv("PRINTER");
 245         print_adapt_output = false;
 246         print_command = "dvips";
 247         print_evenpage_flag = "-B";
 248         print_oddpage_flag = "-A";
 249         print_pagerange_flag = "-pp";
 250         print_copies_flag = "-c";
 251         print_collcopies_flag = "-C";
 252         print_reverse_flag = "-r";
 253         print_landscape_flag = "-t landscape";
 254         print_to_printer = "-P";
 255         print_to_file = "-o ";
 256         print_file_extension = ".ps";
 257         print_paper_flag = "-t";
 258         print_paper_dimension_flag = "-T";
 259         document_path.erase();
 260         view_dvi_paper_option.erase();
 261         default_view_format = "pdf2";
 262         default_otf_view_format = "pdf4";
 263         chktex_command = "chktex -n1 -n3 -n6 -n9 -n22 -n25 -n30 -n38";
 264         bibtex_command = "bibtex";
 265         fontenc = "default";
 266         index_command = "makeindex -c -q";
 267         nomencl_command = "makeindex -s nomencl.ist";
 268         dpi = 75;
 269         // Because a screen is typically wider than a piece of paper:
 270         zoom = 150;
 271         allow_geometry_session = true;
 272         // Default LaTeX font size:
 273         font_sizes[FONT_SIZE_TINY] = "5.0";
 274         font_sizes[FONT_SIZE_SCRIPT] = "7.0";
 275         font_sizes[FONT_SIZE_FOOTNOTE] = "8.0";
 276         font_sizes[FONT_SIZE_SMALL] = "9.0";
 277         font_sizes[FONT_SIZE_NORMAL] = "10.0";
 278         font_sizes[FONT_SIZE_LARGE] = "12.0";
 279         font_sizes[FONT_SIZE_LARGER] = "14.4";
 280         font_sizes[FONT_SIZE_LARGEST] = "17.26";
 281         font_sizes[FONT_SIZE_HUGE] = "20.74";
 282         font_sizes[FONT_SIZE_HUGER] = "24.88";
 283         use_scalable_fonts = true;
 284         roman_font_name = "";
 285         sans_font_name = "";
 286         typewriter_font_name = "";
 287         autosave = 300;
 288         auto_region_delete = true;
 289         auto_reset_options = false;
 290         plaintext_linelen = 65;
 291         mouse_wheel_speed = 1.0;
 292         num_lastfiles = maxlastfiles;
 293         check_lastfiles = true;
 294         use_lastfilepos = true;
 295         load_session = false;
 296         make_backup = true;
 297         save_compressed = false;
 298         backupdir_path.erase();
 299         display_graphics = true;
 300         // Spellchecker settings:
 301 // FIXME: this check should test the target platform (darwin)
 302 #if defined(USE_MACOSX_PACKAGING)
 303         spellchecker = "native";
 304 #elif defined(USE_ASPELL)
 305         spellchecker = "aspell";
 306 #elif defined(USE_HUNSPELL)
 307         spellchecker = "hunspell";
 308 #else
 309         spellchecker = "aspell";
 310 #endif
 311         spellchecker_accept_compound = false;
 312         spellcheck_continuously = false;
 313         completion_minlength = 6;
 314         spellcheck_notes = true;
 315         use_kbmap = false;
 316         visual_cursor = false;
 317         auto_number = true;
 318         mark_foreign_language = true;
 319         language_auto_begin = true;
 320         language_auto_end = true;
 321         language_global_options = true;
 322         language_package_selection = LP_AUTO;
 323         language_custom_package = "\\usepackage{babel}";
 324         language_command_begin = "\\selectlanguage{$$lang}";
 325         language_command_local = "\\foreignlanguage{$$lang}{";
 326         sort_layouts = false;
 327         group_layouts = true;
 328         gui_language = "auto";
 329         show_banner = true;
 330         windows_style_tex_paths = false;
 331         tex_allows_spaces = false;
 332         date_insert_format = "%x";
 333         cursor_follows_scrollbar = false;
 334         scroll_below_document = false;
 335         scroll_wheel_zoom = SCROLL_WHEEL_ZOOM_CTRL;
 336         paragraph_markers = false;
 337         mac_dontswap_ctrl_meta = false;
 338         mac_like_cursor_movement = false;
 339         macro_edit_style = MACRO_EDIT_INLINE_BOX;
 340         dialogs_iconify_with_main = false;
 341         preview = PREVIEW_OFF;
 342         preview_hashed_labels  = false;
 343         preview_scale_factor = 1.0;
 344         use_converter_cache = true;
 345         use_system_colors = false;
 346         use_tooltip = true;
 347         use_pixmap_cache = false;
 348         use_qimage = true;
 349         converter_cache_maxage = 6 * 30 * 24 * 3600; // 6 months
 350         user_name = to_utf8(support::user_name());
 351         user_email = to_utf8(support::user_email());
 352         open_buffers_in_tabs = true;
 353         single_close_tab_button = false;
 354         single_instance = true;
 355         forward_search_dvi = string();
 356         forward_search_pdf = string();
 357         export_overwrite = NO_FILES;
 358
 359         // Fullscreen settings
 360         full_screen_limit = false;
 361         full_screen_toolbars = true;
 362         full_screen_tabbar = true;
 363         full_screen_menubar = true;
 364         full_screen_scrollbar = true;
 365         full_screen_width = 700;
 366
 367         completion_cursor_text = true;
 368         completion_popup_math = true;
 369         completion_popup_text = false;
 370         completion_popup_delay = 2.0;
 371         completion_popup_after_complete = true;
 372         autocorrection_math = false;
 373         completion_inline_math = true;
 374         completion_inline_text = false;
 375         completion_inline_dots = -1;
 376         completion_inline_delay = 0.2;
 377         default_decimal_point = ".";
 378         default_length_unit = Length::CM;
 379         cursor_width = 1;
 380         close_buffer_with_last_view = "yes";
 381         mouse_middlebutton_paste = true;
 382 }
 383
 384
 385 namespace {
 386
 387 void oldFontFormat(string & family, string & foundry)
 388 {
 389         if (family.empty() || family[0] != '-')
 390                 return;
 391         foundry = token(family, '-', 1);
 392         family = token(family, '-', 2);
 393         if (foundry == "*")
 394                 foundry.erase();
 395 }
 396
 397 } // namespace anon
 398
 399
 400 bool LyXRC::read(FileName const & filename, bool check_format)
 401 {
 402         Lexer lexrc(lyxrcTags);
 403         lexrc.setFile(filename);
 404         LYXERR(Debug::LYXRC, "Reading '" << filename << "'...");
 405         ReturnValues retval = read(lexrc, check_format);
 406         if (!check_format || retval != FormatMismatch)
 407                 return retval == ReadOK;
 408
 409         LYXERR(Debug::FILES, "Converting LyXRC file to " << LYXRC_FILEFORMAT);
 410         TempFile tmp("convert_lyxrc");
 411         FileName const tempfile = tmp.name();
 412         bool const success = prefs2prefs(filename, tempfile, false);
 413         if (!success) {
 414                 LYXERR0 ("Unable to convert " << filename.absFileName() <<
 415                         " to format " << LYXRC_FILEFORMAT);
 416                 return false;
 417         } else {
 418                 // Keep this in the else branch, such that lexrc2 goes out
 419                 // of scope and releases the lock on tempfile before we
 420                 // attempt to remove it. This matters on Windows.
 421                 Lexer lexrc2(lyxrcTags);
 422                 lexrc2.setFile(tempfile);
 423                 LYXERR(Debug::LYXRC, "Reading '" << tempfile << "'...");
 424                 retval = read(lexrc2, check_format);
 425         }
 426         return retval == ReadOK;
 427 }
 428
 429
 430 // don't need to worry about conversion, because this is always
 431 // from an internal source
 432 bool LyXRC::read(istream & is)
 433 {
 434         Lexer lexrc(lyxrcTags);
 435         lexrc.setStream(is);
 436         LYXERR(Debug::LYXRC, "Reading istream...");
 437         return read(lexrc, false) == ReadOK;
 438 }
 439
 440
 441 LyXRC::ReturnValues LyXRC::read(Lexer & lexrc, bool check_format)
 442 {
 443         if (lyxerr.debugging(Debug::PARSER))
 444                 lexrc.printTable(lyxerr);
 445
 446         if (!lexrc.isOK())
 447                 return ReadError;
 448
 449         // format prior to 2.0 and introduction of format tag
 450         unsigned int format = 0;
 451
 452         while (lexrc.isOK()) {
 453                 // By using two switches we take advantage of the compiler
 454                 // telling us if we have missed a LyXRCTags element in
 455                 // the second switch.
 456                 // Note that this also shows a problem with Lexer since it
 457                 // helps us avoid taking advantage of the strictness of the
 458                 // compiler.
 459
 460                 int le = lexrc.lex();
 461                 switch (le) {
 462                 case Lexer::LEX_UNDEF:
 463                         lexrc.printError("Unknown tag `$$Token'");
 464                         continue;
 465                 case Lexer::LEX_FEOF:
 466                         continue;
 467                 default:
 468                         break;
 469                 }
 470                 switch (static_cast<LyXRCTags>(le)) {
 471                 case RC_LYXRCFORMAT:
 472                         if (lexrc.next())
 473                                 format = lexrc.getInteger();
 474                         break;
 475                 case RC_INPUT: // Include file
 476                         if (lexrc.next()) {
 477                                 FileName const tmp =
 478                                         libFileSearch(string(),
 479                                                       lexrc.getString());
 480                                 if (read(tmp, check_format)) {
 481                                         lexrc.printError(
 482                                             "Error reading included file: " + tmp.absFileName());
 483                                 }
 484                         }
 485                         break;
 486                 case RC_BINDFILE:
 487                         if (lexrc.next())
 488                                 bind_file = os::internal_path(lexrc.getString());
 489                         break;
 490
 491                 case RC_DEFFILE:
 492                         if (lexrc.next())
 493                                 def_file = os::internal_path(lexrc.getString());
 494                         break;
 495
 496                 case RC_UIFILE:
 497                         if (lexrc.next())
 498                                 ui_file = os::internal_path(lexrc.getString());
 499                         break;
 500
 501                 case RC_AUTORESET_OPTIONS:
 502                         lexrc >> auto_reset_options;
 503                         break;
 504
 505                 case RC_DISPLAY_GRAPHICS:
 506                         if (lexrc.next())
 507                                 display_graphics = lexrc.getString() == "true";
 508                         break;
 509
 510                 case RC_TEX_EXPECTS_WINDOWS_PATHS:
 511                         lexrc >> windows_style_tex_paths;
 512                         break;
 513
 514                 case RC_TEX_ALLOWS_SPACES:
 515                         lexrc >> tex_allows_spaces;
 516                         break;
 517
 518                 case RC_TEXINPUTS_PREFIX:
 519                         lexrc >> texinputs_prefix;
 520                         break;
 521
 522                 case RC_KBMAP:
 523                         lexrc >> use_kbmap;
 524                         break;
 525
 526                 case RC_KBMAP_PRIMARY:
 527                         if (lexrc.next()) {
 528                                 string const kmap(os::internal_path(lexrc.getString()));
 529                                 if (!libFileSearch("kbd", kmap, "kmap").empty()
 530                                           || kmap.empty()) {
 531                                         primary_kbmap = kmap;
 532                                 } else {
 533                                         lexrc.printError("LyX: Keymap `$$Token' not found");
 534                                 }
 535                         }
 536                         break;
 537
 538                 case RC_KBMAP_SECONDARY:
 539                         if (lexrc.next()) {
 540                                 string const kmap(os::internal_path(lexrc.getString()));
 541                                 if (!libFileSearch("kbd", kmap, "kmap").empty()
 542                                           || kmap.empty()) {
 543                                         secondary_kbmap = kmap;
 544                                 } else {
 545                                         lexrc.printError("LyX: Keymap `$$Token' not found");
 546                                 }
 547                         }
 548                         break;
 549
 550                 case RC_FONT_ENCODING:
 551                         lexrc >> fontenc;
 552                         break;
 553
 554                 case RC_PRINTER:
 555                         lexrc >> printer;
 556                         break;
 557
 558                 case RC_PRINT_COMMAND:
 559                         if (lexrc.next(true)) {
 560                                 print_command = lexrc.getString();
 561                         }
 562                         break;
 563
 564                 case RC_PRINTEVENPAGEFLAG:
 565                         lexrc >> print_evenpage_flag;
 566                         break;
 567
 568                 case RC_PRINTODDPAGEFLAG:
 569                         lexrc >> print_oddpage_flag;
 570                         break;
 571
 572                 case RC_PRINTPAGERANGEFLAG:
 573                         lexrc >> print_pagerange_flag;
 574                         break;
 575
 576                 case RC_PRINTCOPIESFLAG:
 577                         lexrc >> print_copies_flag;
 578                         break;
 579
 580                 case RC_PRINTCOLLCOPIESFLAG:
 581                         lexrc >> print_collcopies_flag;
 582                         break;
 583
 584                 case RC_PRINTREVERSEFLAG:
 585                         lexrc >> print_reverse_flag;
 586                         break;
 587
 588                 case RC_PRINTLANDSCAPEFLAG:
 589                         lexrc >> print_landscape_flag;
 590                         break;
 591
 592                 case RC_PRINTTOPRINTER:
 593                         lexrc >> print_to_printer;
 594                         break;
 595
 596                 case RC_PRINT_ADAPTOUTPUT:
 597                         lexrc >> print_adapt_output;
 598                         break;
 599
 600                 case RC_PRINTTOFILE:
 601                         if (lexrc.next()) {
 602                                 print_to_file = os::internal_path(lexrc.getString());
 603                         }
 604                         break;
 605
 606                 case RC_PRINTFILEEXTENSION:
 607                         lexrc >> print_file_extension;
 608                         break;
 609
 610                 case RC_PRINTEXSTRAOPTIONS:
 611                         lexrc >> print_extra_options;
 612                         break;
 613
 614                 case RC_PRINTSPOOL_COMMAND:
 615                         if (lexrc.next(true)) {
 616                                 print_spool_command = lexrc.getString();
 617                         }
 618                         break;
 619
 620                 case RC_PRINTSPOOL_PRINTERPREFIX:
 621                         lexrc >> print_spool_printerprefix;
 622                         break;
 623
 624                 case RC_PRINTPAPERDIMENSIONFLAG:
 625                         lexrc >> print_paper_dimension_flag;
 626                         break;
 627
 628                 case RC_PRINTPAPERFLAG:
 629                         lexrc >> print_paper_flag;
 630                         break;
 631
 632                 case RC_VIEWDVI_PAPEROPTION:
 633                         if (lexrc.next())
 634                                 view_dvi_paper_option = lexrc.getString();
 635                         else
 636                                 view_dvi_paper_option.erase();
 637                         break;
 638
 639                 case RC_CHKTEX_COMMAND:
 640                         if (lexrc.next(true)) {
 641                                 chktex_command = lexrc.getString();
 642                         }
 643                         break;
 644
 645                 case RC_BIBTEX_ALTERNATIVES:
 646                         if (lexrc.next(true)) {
 647                                 bibtex_alternatives.insert(lexrc.getString());
 648                         }
 649                         break;
 650
 651                 case RC_BIBTEX_COMMAND:
 652                         if (lexrc.next(true)) {
 653                                 bibtex_command = lexrc.getString();
 654                         }
 655                         break;
 656
 657                 case RC_JBIBTEX_COMMAND:
 658                         if (lexrc.next(true)) {
 659                                 jbibtex_command = lexrc.getString();
 660                         }
 661                         break;
 662
 663                 case RC_INDEX_ALTERNATIVES:
 664                         if (lexrc.next(true)) {
 665                                 index_alternatives.insert(lexrc.getString());
 666                         }
 667                         break;
 668
 669                 case RC_INDEX_COMMAND:
 670                         if (lexrc.next(true)) {
 671                                 index_command = lexrc.getString();
 672                         }
 673                         break;
 674
 675                 case RC_JINDEX_COMMAND:
 676                         if (lexrc.next(true)) {
 677                                 jindex_command = lexrc.getString();
 678                         }
 679                         break;
 680
 681                 case RC_SPLITINDEX_COMMAND:
 682                         if (lexrc.next(true)) {
 683                                 splitindex_command = lexrc.getString();
 684                         }
 685                         break;
 686
 687                 case RC_NOMENCL_COMMAND:
 688                         if (lexrc.next(true)) {
 689                                 nomencl_command = lexrc.getString();
 690                         }
 691                         break;
 692
 693                 case RC_SCREEN_DPI:
 694                         lexrc >> dpi;
 695                         break;
 696
 697                 case RC_SCREEN_ZOOM:
 698                         lexrc >> zoom;
 699                         break;
 700
 701                 case RC_GEOMETRY_SESSION:
 702                         lexrc >> allow_geometry_session;
 703                         break;
 704
 705                 case RC_SCREEN_FONT_SIZES:
 706                         lexrc >> font_sizes[FONT_SIZE_TINY];
 707                         lexrc >> font_sizes[FONT_SIZE_SCRIPT];
 708                         lexrc >> font_sizes[FONT_SIZE_FOOTNOTE];
 709                         lexrc >> font_sizes[FONT_SIZE_SMALL];
 710                         lexrc >> font_sizes[FONT_SIZE_NORMAL];
 711                         lexrc >> font_sizes[FONT_SIZE_LARGE];
 712                         lexrc >> font_sizes[FONT_SIZE_LARGER];
 713                         lexrc >> font_sizes[FONT_SIZE_LARGEST];
 714                         lexrc >> font_sizes[FONT_SIZE_HUGE];
 715                         lexrc >> font_sizes[FONT_SIZE_HUGER];
 716                         break;
 717
 718                 case RC_SCREEN_FONT_SCALABLE:
 719                         lexrc >> use_scalable_fonts;
 720                         break;
 721
 722                 case RC_AUTOSAVE:
 723                         lexrc >> autosave;
 724                         break;
 725
 726                 case RC_DOCUMENTPATH:
 727                         if (lexrc.next()) {
 728                                 document_path = os::internal_path(lexrc.getString());
 729                                 document_path = expandPath(document_path);
 730                         }
 731                         break;
 732
 733                 case RC_EXAMPLEPATH:
 734                         if (lexrc.next()) {
 735                                 example_path = os::internal_path(lexrc.getString());
 736                                 example_path = expandPath(example_path);
 737                         }
 738                         break;
 739
 740                 case RC_TEMPLATEPATH:
 741                         if (lexrc.next()) {
 742                                 template_path = os::internal_path(lexrc.getString());
 743                                 template_path = expandPath(template_path);
 744                         }
 745                         break;
 746
 747                 case RC_TEMPDIRPATH:
 748                         if (lexrc.next()) {
 749                                 tempdir_path = os::internal_path(lexrc.getString());
 750                                 tempdir_path = expandPath(tempdir_path);
 751                         }
 752                         break;
 753
 754                 case RC_THESAURUSDIRPATH:
 755                         if (lexrc.next()) {
 756                                 thesaurusdir_path = os::internal_path(lexrc.getString());
 757                                 thesaurusdir_path = expandPath(thesaurusdir_path);
 758                         }
 759                         break;
 760
 761                 case RC_HUNSPELLDIR_PATH:
 762                         if (lexrc.next()) {
 763                                 hunspelldir_path = os::internal_path(lexrc.getString());
 764                                 hunspelldir_path = expandPath(hunspelldir_path);
 765                         }
 766                         break;
 767
 768                 case RC_USELASTFILEPOS:
 769                         lexrc >> use_lastfilepos;
 770                         break;
 771
 772                 case RC_LOADSESSION:
 773                         lexrc >> load_session;
 774                         break;
 775
 776                 case RC_MOUSE_WHEEL_SPEED:
 777                         lexrc >> mouse_wheel_speed;
 778                         break;
 779
 780                 case RC_COMPLETION_INLINE_DELAY:
 781                         lexrc >> completion_inline_delay;
 782                         break;
 783
 784                 case RC_COMPLETION_INLINE_MATH:
 785                         lexrc >> completion_inline_math;
 786                         break;
 787
 788                 case RC_COMPLETION_INLINE_TEXT:
 789                         lexrc >> completion_inline_text;
 790                         break;
 791
 792                 case RC_COMPLETION_INLINE_DOTS:
 793                         lexrc >> completion_inline_dots;
 794                         break;
 795
 796                 case RC_AUTOCORRECTION_MATH:
 797                         lexrc >> autocorrection_math;
 798                         break;
 799
 800                 case RC_COMPLETION_POPUP_DELAY:
 801                         lexrc >> completion_popup_delay;
 802                         break;
 803
 804                 case RC_COMPLETION_POPUP_MATH:
 805                         lexrc >> completion_popup_math;
 806                         break;
 807
 808                 case RC_COMPLETION_POPUP_TEXT:
 809                         lexrc >> completion_popup_text;
 810                         break;
 811
 812                 case RC_COMPLETION_CURSOR_TEXT:
 813                         lexrc >> completion_cursor_text;
 814                         break;
 815
 816                 case RC_COMPLETION_POPUP_AFTER_COMPLETE:
 817                         lexrc >> completion_popup_after_complete;
 818                         break;
 819
 820                 case RC_COMPLETION_MINLENGTH:
 821                         lexrc >> completion_minlength;
 822                         break;
 823
 824                 case RC_NUMLASTFILES:
 825                         lexrc >> num_lastfiles;
 826                         break;
 827
 828                 case RC_CHECKLASTFILES:
 829                         lexrc >> check_lastfiles;
 830                         break;
 831
 832                 case RC_ICON_SET:
 833                         lexrc >> icon_set;
 834                         break;
 835
 836                 case RC_USE_SYSTEM_THEME_ICONS:
 837                         lexrc >> use_system_theme_icons;
 838                         break;
 839
 840                 case RC_SCREEN_FONT_ROMAN:
 841                         if (lexrc.next()) {
 842                                 roman_font_name = lexrc.getString();
 843                                 oldFontFormat(roman_font_name,
 844                                               roman_font_foundry);
 845                         }
 846                         break;
 847
 848                 case RC_SCREEN_FONT_SANS:
 849                         if (lexrc.next()) {
 850                                 sans_font_name = lexrc.getString();
 851                                 oldFontFormat(sans_font_name, sans_font_foundry);
 852                         }
 853                         break;
 854
 855                 case RC_SCREEN_FONT_TYPEWRITER:
 856                         if (lexrc.next()) {
 857                                 typewriter_font_name = lexrc.getString();
 858                                 oldFontFormat(typewriter_font_name,
 859                                               typewriter_font_foundry);
 860                         }
 861                         break;
 862
 863                 case RC_SCREEN_FONT_ROMAN_FOUNDRY:
 864                         lexrc >> roman_font_foundry;
 865                         break;
 866
 867                 case RC_SCREEN_FONT_SANS_FOUNDRY:
 868                         lexrc >> sans_font_foundry;
 869                         break;
 870
 871                 case RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
 872                         lexrc >> typewriter_font_foundry;
 873                         break;
 874
 875                 case RC_SET_COLOR: {
 876                         if (!lexrc.next()) {
 877                                 lexrc.printError("Missing color tag.");
 878                                 break;
 879                         }
 880                         string lyx_name = lexrc.getString();
 881
 882                         if (!lexrc.next()) {
 883                                 lexrc.printError("Missing color name for color: `$$Token'");
 884                                 break;
 885                         }
 886                         string x11_name = lexrc.getString();
 887
 888                         ColorCode const col =
 889                                 lcolor.getFromLyXName(lyx_name);
 890                         if (col == Color_none ||
 891                             col == Color_inherit ||
 892                             col == Color_ignore)
 893                                 break;
 894
 895                         if (!lcolor.setColor(col, x11_name))
 896                                 LYXERR0("Bad lyxrc set_color for " << lyx_name);
 897                         break;
 898                 }
 899
 900                 case RC_AUTOREGIONDELETE:
 901                         // Auto region delete defaults to true
 902                         lexrc >> auto_region_delete;
 903                         break;
 904
 905                 case RC_SERVERPIPE:
 906                         if (lexrc.next()) {
 907                                 lyxpipes = os::internal_path(lexrc.getString());
 908                                 lyxpipes = expandPath(lyxpipes);
 909                         }
 910                         break;
 911
 912                 case RC_CURSOR_FOLLOWS_SCROLLBAR:
 913                         lexrc >> cursor_follows_scrollbar;
 914                         break;
 915
 916                 case RC_CURSOR_WIDTH:
 917                         lexrc >> cursor_width;
 918                         break;
 919
 920                 case RC_SCROLL_BELOW_DOCUMENT:
 921                         lexrc >> scroll_below_document;
 922                         break;
 923
 924                 case RC_PARAGRAPH_MARKERS:
 925                         lexrc >> paragraph_markers;
 926                         break;
 927
 928                 case RC_MAC_DONTSWAP_CTRL_META:
 929                         lexrc >> mac_dontswap_ctrl_meta;
 930                         break;
 931
 932                 case RC_MAC_LIKE_CURSOR_MOVEMENT:
 933                         lexrc >> mac_like_cursor_movement;
 934                         break;
 935
 936                 case RC_MACRO_EDIT_STYLE:
 937                         if (lexrc.next()) {
 938                                 switch (lexrc.getInteger()) {
 939                                 case 0: macro_edit_style = MACRO_EDIT_INLINE_BOX; break;
 940                                 case 1: macro_edit_style = MACRO_EDIT_INLINE; break;
 941                                 case 2: macro_edit_style = MACRO_EDIT_LIST; break;
 942                                 }
 943                         }
 944                         break;
 945
 946                 case RC_DIALOGS_ICONIFY_WITH_MAIN:
 947                         lexrc >> dialogs_iconify_with_main;
 948                         break;
 949
 950                 case RC_PLAINTEXT_LINELEN:
 951                         lexrc >> plaintext_linelen;
 952                         break;
 953                         // Spellchecker settings:
 954                 case RC_ACCEPT_COMPOUND:
 955                         lexrc >> spellchecker_accept_compound;
 956                         break;
 957                 case RC_USE_SYSTEM_COLORS:
 958                         lexrc >> use_system_colors;
 959                         break;
 960                 case RC_USE_TOOLTIP:
 961                         lexrc >> use_tooltip;
 962                         break;
 963                 case RC_USE_PIXMAP_CACHE:
 964                         lexrc >> use_pixmap_cache;
 965                         break;
 966                 case RC_USE_QIMAGE:
 967                         lexrc >> use_qimage;
 968                         break;
 969                 case RC_SPELLCHECKER:
 970                         lexrc >> spellchecker;
 971                         break;
 972                 case RC_ALT_LANG:
 973                         lexrc >> spellchecker_alt_lang;
 974                         break;
 975                 case RC_ESC_CHARS:
 976                         lexrc >> spellchecker_esc_chars;
 977                         break;
 978                 case RC_SPELLCHECK_CONTINUOUSLY:
 979                         lexrc >> spellcheck_continuously;
 980                         break;
 981                 case RC_SPELLCHECK_NOTES:
 982                         lexrc >> spellcheck_notes;
 983                         break;
 984                 case RC_MAKE_BACKUP:
 985                         lexrc >> make_backup;
 986                         break;
 987                 case RC_SAVE_COMPRESSED:
 988                         lexrc >> save_compressed;
 989                         break;
 990                 case RC_BACKUPDIR_PATH:
 991                         if (lexrc.next()) {
 992                                 backupdir_path = os::internal_path(lexrc.getString());
 993                                 backupdir_path = expandPath(backupdir_path);
 994                         }
 995                         break;
 996                 case RC_DEFAULT_DECIMAL_POINT:
 997                         lexrc >> default_decimal_point;
 998                         break;
 999                 case RC_DEFAULT_LENGTH_UNIT:
1000                         if (lexrc.next())
1001                                 default_length_unit = (Length::UNIT) lexrc.getInteger();
1002                         break;
1003                 case RC_DATE_INSERT_FORMAT:
1004                         lexrc >> date_insert_format;
1005                         break;
1006                 case RC_LANGUAGE_CUSTOM_PACKAGE:
1007                         lexrc >> language_custom_package;
1008                         break;
1009                 case RC_LANGUAGE_AUTO_BEGIN:
1010                         lexrc >> language_auto_begin;
1011                         break;
1012                 case RC_LANGUAGE_AUTO_END:
1013                         lexrc >> language_auto_end;
1014                         break;
1015                 case RC_LANGUAGE_GLOBAL_OPTIONS:
1016                         lexrc >> language_global_options;
1017                         break;
1018                 case RC_LANGUAGE_PACKAGE_SELECTION:
1019                         if (lexrc.next()) {
1020                                 switch (lexrc.getInteger()) {
1021                                 case 0:
1022                                         language_package_selection = LP_AUTO;
1023                                         break;
1024                                 case 1:
1025                                         language_package_selection = LP_BABEL;
1026                                         break;
1027                                 case 2:
1028                                         language_package_selection = LP_CUSTOM;
1029                                         break;
1030                                 case 3:
1031                                         language_package_selection = LP_NONE;
1032                                         break;
1033                                 }
1034                         }
1035                         break;
1036                 case RC_LANGUAGE_COMMAND_BEGIN:
1037                         lexrc >> language_command_begin;
1038                         break;
1039                 case RC_LANGUAGE_COMMAND_END:
1040                         lexrc >> language_command_end;
1041                         break;
1042                 case RC_LANGUAGE_COMMAND_LOCAL:
1043                         lexrc >> language_command_local;
1044                         break;
1045                 case RC_VISUAL_CURSOR:
1046                         lexrc >> visual_cursor;
1047                         break;
1048                 case RC_CLOSE_BUFFER_WITH_LAST_VIEW:
1049                         lexrc >> close_buffer_with_last_view;
1050                         break;
1051                 case RC_AUTO_NUMBER:
1052                         lexrc >> auto_number;
1053                         break;
1054                 case RC_MARK_FOREIGN_LANGUAGE:
1055                         lexrc >> mark_foreign_language;
1056                         break;
1057
1058                 case RC_COPIER: {
1059                         string fmt, command;
1060                         if (lexrc.next())
1061                                 fmt = lexrc.getString();
1062                         if (lexrc.next(true))
1063                                 command = lexrc.getString();
1064                         setMover(fmt, command);
1065                         break;
1066                 }
1067
1068                 case RC_CONVERTER: {
1069                         string from, to, command, flags;
1070                         if (lexrc.next())
1071                                 from = lexrc.getString();
1072                         if (lexrc.next())
1073                                 to = lexrc.getString();
1074                         if (lexrc.next(true))
1075                                 command = lexrc.getString();
1076                         if (lexrc.next())
1077                                 flags = lexrc.getString();
1078                         if (command.empty())
1079                                 theConverters().erase(from, to);
1080                         else
1081                                 theConverters().add(from, to, command, flags);
1082                         break;
1083                 }
1084                 // compatibility with versions older than 1.4.0 only
1085                 case RC_VIEWER: {
1086                         string format, command;
1087                         lexrc >> format >> command;
1088                         formats.setViewer(format, command);
1089                         break;
1090                 }
1091                 case RC_FILEFORMAT: {
1092                         bool ok = true;
1093                         string format, extensions, prettyname, shortcut;
1094                         if (!(lexrc >> format >> extensions))
1095                                 ok = false;
1096                         if (ok && lexrc.next(true))
1097                                 prettyname  = lexrc.getString();
1098                         else
1099                                 ok = false;
1100                         if (ok)
1101                                 if(!(lexrc >> shortcut))
1102                                         ok = false;
1103                         string viewer, editor;
1104                         if (ok && lexrc.next(true))
1105                                 viewer = lexrc.getString();
1106                         else
1107                                 ok = false;
1108                         if (ok && lexrc.next(true))
1109                                 editor = lexrc.getString();
1110                         else
1111                                 ok = false;
1112                         string flags, mime;
1113                         if (!(lexrc >> flags >> mime))
1114                                 ok = false;
1115                         int flgs = Format::none;
1116                         while (!flags.empty()) {
1117                                 string flag;
1118                                 flags = split(flags, flag, ',');
1119                                 if (flag == "document")
1120                                         flgs |= Format::document;
1121                                 else if (flag == "vector")
1122                                         flgs |= Format::vector;
1123                                 else if (flag == "zipped=native")
1124                                         flgs |= Format::zipped_native;
1125                                 else if (flag == "menu=export")
1126                                         flgs |= Format::export_menu;
1127                                 else
1128                                         LYXERR0("Ignoring unknown flag `"
1129                                                << flag << "' for format `"
1130                                                << format << "'.");
1131                         }
1132                         if (!ok)
1133                                 LYXERR0("Syntax error in format " << format);
1134                         else if (prettyname.empty()) {
1135                                 if (theConverters().formatIsUsed(format))
1136                                         LYXERR0("Can't delete format " << format);
1137                                 else
1138                                         formats.erase(format);
1139                         } else {
1140                                 formats.add(format, extensions, prettyname,
1141                                             shortcut, viewer, editor, mime, flgs);
1142                         }
1143                         break;
1144                 }
1145                 case RC_VIEWER_ALTERNATIVES:  {
1146                         string format, command;
1147                         lexrc >> format;
1148                         lexrc >> command;
1149                         viewer_alternatives[format].insert(command);
1150                         break;
1151                 }
1152                 case RC_EDITOR_ALTERNATIVES:  {
1153                         string format, command;
1154                         lexrc >> format;
1155                         lexrc >> command;
1156                         editor_alternatives[format].insert(command);
1157                         break;
1158                 }
1159
1160                 case RC_DEFAULT_OTF_VIEW_FORMAT:
1161                         lexrc >> default_otf_view_format;
1162                         break;
1163
1164                 case RC_DEFAULT_VIEW_FORMAT:
1165                         lexrc >> default_view_format;
1166                         break;
1167
1168                 case RC_GUI_LANGUAGE:
1169                         lexrc >> gui_language;
1170                         break;
1171
1172                 case RC_SHOW_BANNER:
1173                         lexrc >> show_banner;
1174                         break;
1175
1176                 case RC_PREVIEW:
1177                         if (lexrc.next()) {
1178                                 string const tmp = lexrc.getString();
1179                                 if (tmp == "true" || tmp == "on")
1180                                         preview = PREVIEW_ON;
1181                                 else if (tmp == "no_math")
1182                                         preview = PREVIEW_NO_MATH;
1183                                 else {
1184                                         preview = PREVIEW_OFF;
1185                                         if (tmp != "false" && tmp != "off")
1186                                                 LYXERR0("Unrecognized preview status \""
1187                                                        << tmp << '\n');
1188                                 }
1189                         }
1190                         break;
1191
1192                 case RC_PREVIEW_HASHED_LABELS:
1193                         lexrc >> preview_hashed_labels;
1194                         break;
1195
1196                 case RC_PREVIEW_SCALE_FACTOR:
1197                         lexrc >> preview_scale_factor;
1198                         break;
1199
1200                 case RC_USER_NAME:
1201                         lexrc >> user_name;
1202                         break;
1203                 case RC_USER_EMAIL:
1204                         lexrc >> user_email;
1205                         break;
1206
1207                 case RC_PATH_PREFIX:
1208                         lexrc >> path_prefix;
1209                         break;
1210
1211                 case RC_USE_CONVERTER_CACHE:
1212                         lexrc >> use_converter_cache;
1213                         break;
1214                 case RC_CONVERTER_CACHE_MAXAGE:
1215                         lexrc >> converter_cache_maxage;
1216                         break;
1217
1218                 case RC_SORT_LAYOUTS:
1219                         lexrc >> sort_layouts;
1220                         break;
1221                 case RC_GROUP_LAYOUTS:
1222                         lexrc >> group_layouts;
1223                         break;
1224                 case RC_FULL_SCREEN_LIMIT:
1225                         lexrc >> full_screen_limit;
1226                         break;
1227                 case RC_FULL_SCREEN_TOOLBARS:
1228                         lexrc >> full_screen_toolbars;
1229                         break;
1230                 case RC_FULL_SCREEN_SCROLLBAR:
1231                         lexrc >> full_screen_scrollbar;
1232                         break;
1233                 case RC_FULL_SCREEN_STATUSBAR:
1234                         lexrc >> full_screen_statusbar;
1235                         break;
1236                 case RC_FULL_SCREEN_TABBAR:
1237                         lexrc >> full_screen_tabbar;
1238                         break;
1239                 case RC_FULL_SCREEN_MENUBAR:
1240                         lexrc >> full_screen_menubar;
1241                         break;
1242                 case RC_FULL_SCREEN_WIDTH:
1243                         lexrc >> full_screen_width;
1244                         break;
1245                 case RC_OPEN_BUFFERS_IN_TABS:
1246                         lexrc >> open_buffers_in_tabs;
1247                         break;
1248                 case RC_SINGLE_CLOSE_TAB_BUTTON:
1249                         lexrc >> single_close_tab_button;
1250                         break;
1251                 case RC_SINGLE_INSTANCE:
1252                         lexrc >> single_instance;
1253                         if (run_mode == PREFERRED)
1254                                 run_mode = single_instance ? USE_REMOTE : NEW_INSTANCE;
1255                         break;
1256                 case RC_FORWARD_SEARCH_DVI:
1257                         if (lexrc.next(true))
1258                                 forward_search_dvi = lexrc.getString();
1259                         break;
1260                 case RC_FORWARD_SEARCH_PDF:
1261                         if (lexrc.next(true))
1262                                 forward_search_pdf = lexrc.getString();
1263                         break;
1264                 case RC_EXPORT_OVERWRITE:
1265                         if (lexrc.next()) {
1266                                 string const tmp = lexrc.getString();
1267                                 if (tmp == "all" || tmp == "true")
1268                                         export_overwrite = ALL_FILES;
1269                                 else if (tmp == "main")
1270                                         export_overwrite = MAIN_FILE;
1271                                 else {
1272                                         export_overwrite = NO_FILES;
1273                                         if (tmp != "ask" && tmp != "false")
1274                                                 LYXERR0("Unrecognized export_overwrite status \""
1275                                                        << tmp << '"');
1276                                 }
1277                         }
1278                         break;
1279                 case RC_SCROLL_WHEEL_ZOOM:
1280                         if (lexrc.next()) {
1281                                 string const tmp = lexrc.getString();
1282                                 if (tmp == "ctrl")
1283                                         scroll_wheel_zoom = SCROLL_WHEEL_ZOOM_CTRL;
1284                                 else if (tmp == "shift")
1285                                         scroll_wheel_zoom = SCROLL_WHEEL_ZOOM_SHIFT;
1286                                 else if (tmp == "alt")
1287                                         scroll_wheel_zoom = SCROLL_WHEEL_ZOOM_ALT;
1288                                 else {
1289                                         scroll_wheel_zoom = SCROLL_WHEEL_ZOOM_OFF;
1290                                         if (tmp != "off" && tmp != "false")
1291                                                 LYXERR0("Unrecognized scroll_wheel_zoom status \""
1292                                                        << tmp << '"');
1293                                 }
1294                         }
1295                         break;
1296
1297                 case RC_MOUSE_MIDDLEBUTTON_PASTE:
1298                         lexrc >> mouse_middlebutton_paste;
1299                         break;
1300
1301                 case RC_LAST:
1302                         break; // this is just a dummy
1303                 }
1304
1305                 // This is triggered the first time through the loop unless
1306                 // we hit a format tag.
1307                 if (check_format && format != LYXRC_FILEFORMAT)
1308                         return FormatMismatch;
1309         }
1310
1311         /// Update converters data-structures
1312         theConverters().update(formats);
1313         theConverters().buildGraph();
1314
1315         return ReadOK;
1316 }
1317
1318
1319 void LyXRC::write(FileName const & filename, bool ignore_system_lyxrc) const
1320 {
1321         ofstream ofs(filename.toFilesystemEncoding().c_str());
1322         if (ofs)
1323                 write(ofs, ignore_system_lyxrc);
1324 }
1325
1326
1327 void LyXRC::print() const
1328 {
1329         if (lyxerr.debugging())
1330                 write(lyxerr, false);
1331         else
1332                 write(cout, false);
1333 }
1334
1335
1336 class SameMover {
1337 public:
1338         typedef pair<string, SpecialisedMover> Data;
1339
1340         SameMover(Data const & comparison)
1341                 : comparison_(comparison) {}
1342
1343         bool operator()(Data const & data) const
1344         {
1345                 return data.first == comparison_.first &&
1346                         data.second.command() == comparison_.second.command();
1347         }
1348
1349 private:
1350         Data comparison_;
1351 };
1352
1353
1354 namespace {
1355
1356         // Escape \ and " so that LyXLex can read the string later
1357         string escapeCommand(string const & str) {
1358                 return subst(subst(str , "\\", "\\\\"),
1359                              "\"", "\\\"");
1360         }
1361
1362 }
1363
1364
1365 void LyXRC::write(ostream & os, bool ignore_system_lyxrc, string const & name) const
1366 {
1367         LyXRCTags tag = RC_LAST;
1368
1369         if (!name.empty()) {
1370                 for (int i = 0; i != lyxrcCount; ++i)
1371                         if ("\\" + name == lyxrcTags[i].tag)
1372                                 tag = static_cast<LyXRCTags>(lyxrcTags[i].code);
1373         }
1374
1375         if (tag == RC_LAST)
1376                 os << "# LyX " << lyx_version
1377                    << " generated this file. If you want to make your own\n"
1378                    << "# modifications you should do them from inside LyX and save.\n\n"
1379                    << "Format " << LYXRC_FILEFORMAT << "\n\n";
1380
1381         // Why the switch you might ask. It is a trick to ensure that all
1382         // the elements in the LyXRCTags enum are handled. As you can see
1383         // there are no breaks at all. So it is just a huge fall-through.
1384         // The nice thing is that we will get a warning from the compiler
1385         // if we forget an element.
1386         switch (tag) {
1387         case RC_LAST:
1388         case RC_INPUT:
1389                 // input/include files are not done here
1390         case RC_LYXRCFORMAT:
1391         case RC_BINDFILE:
1392                 if (ignore_system_lyxrc ||
1393                     bind_file != system_lyxrc.bind_file) {
1394                         string const path = os::external_path(bind_file);
1395                         os << "\\bind_file \"" << path << "\"\n";
1396                 }
1397                 if (tag != RC_LAST)
1398                         break;
1399
1400         case RC_DEFFILE:
1401                 if (ignore_system_lyxrc ||
1402                     def_file != system_lyxrc.def_file) {
1403                         string const path = os::external_path(def_file);
1404                         os << "\\def_file \"" << path << "\"\n";
1405                 }
1406                 if (tag != RC_LAST)
1407                         break;
1408
1409                 //
1410                 // Misc Section
1411                 //
1412                 os << "\n#\n"
1413                    << "# MISC SECTION ######################################\n"
1414                    << "#\n\n";
1415                 // bind files are not done here.
1416
1417         case RC_PATH_PREFIX:
1418                 if (ignore_system_lyxrc ||
1419                     path_prefix != system_lyxrc.path_prefix) {
1420                         os << "\\path_prefix \"" << path_prefix << "\"\n";
1421                 }
1422                 if (tag != RC_LAST)
1423                         break;
1424         case RC_UIFILE:
1425                 if (ignore_system_lyxrc ||
1426                     ui_file != system_lyxrc.ui_file) {
1427                         string const path = os::external_path(ui_file);
1428                         os << "\\ui_file \"" << path << "\"\n";
1429                 }
1430                 if (tag != RC_LAST)
1431                         break;
1432         case RC_AUTOREGIONDELETE:
1433                 if (ignore_system_lyxrc ||
1434                     auto_region_delete != system_lyxrc.auto_region_delete) {
1435                         os << "# Set to false to inhibit automatic replacement of\n"
1436                            << "# the current selection.\n"
1437                            << "\\auto_region_delete " << convert<string>(auto_region_delete)
1438                            << '\n';
1439                 }
1440                 if (tag != RC_LAST)
1441                         break;
1442         case RC_AUTORESET_OPTIONS:
1443                 if (ignore_system_lyxrc ||
1444                     auto_reset_options != system_lyxrc.auto_reset_options) {
1445                         os << "# Set to false to inhibit automatic reset of\n"
1446                            << "# the class options to defaults on class change.\n"
1447                            << "\\auto_reset_options "
1448                            << convert<string>(auto_reset_options)
1449                            << '\n';
1450                 }
1451                 if (tag != RC_LAST)
1452                         break;
1453         case RC_AUTOSAVE:
1454                 if (ignore_system_lyxrc ||
1455                     autosave != system_lyxrc.autosave) {
1456                         os << "# The time interval between auto-saves in seconds.\n"
1457                            << "\\autosave " << autosave << '\n';
1458                 }
1459                 if (tag != RC_LAST)
1460                         break;
1461         case RC_DISPLAY_GRAPHICS:
1462                 if (ignore_system_lyxrc ||
1463                     display_graphics != system_lyxrc.display_graphics) {
1464                         os << "# Display graphics within LyX\n"
1465                            << "# true|false\n"
1466                            << "\\display_graphics "
1467                            << (display_graphics ? "true" : "false")
1468                            << '\n';
1469                 }
1470                 if (tag != RC_LAST)
1471                         break;
1472         case RC_SORT_LAYOUTS:
1473                 if (ignore_system_lyxrc ||
1474                     sort_layouts != system_lyxrc.sort_layouts) {
1475                         os << "# Sort layouts alphabetically.\n"
1476                            << "\\sort_layouts " << convert<string>(sort_layouts) << '\n';
1477                 }
1478                 if (tag != RC_LAST)
1479                         break;
1480         case RC_GROUP_LAYOUTS:
1481                 if (ignore_system_lyxrc ||
1482                     group_layouts != system_lyxrc.group_layouts) {
1483                         os << "# Group layouts by their category.\n"
1484                            << "\\group_layouts " << convert<string>(group_layouts) << '\n';
1485                 }
1486                 if (tag != RC_LAST)
1487                         break;
1488         case RC_VIEWDVI_PAPEROPTION:
1489                 if (ignore_system_lyxrc ||
1490                     view_dvi_paper_option
1491                     != system_lyxrc.view_dvi_paper_option) {
1492                         os << "# Options used to specify paper size to the\n"
1493                            << "# view_dvi_command (e.g. -paper)\n"
1494                            << "\\view_dvi_paper_option \""
1495                            << view_dvi_paper_option << "\"\n";
1496                 }
1497                 if (tag != RC_LAST)
1498                         break;
1499         case RC_CHKTEX_COMMAND:
1500                 if (ignore_system_lyxrc ||
1501                     chktex_command != system_lyxrc.chktex_command) {
1502                         os << "\\chktex_command \"" << escapeCommand(chktex_command) << "\"\n";
1503                 }
1504                 if (tag != RC_LAST)
1505                         break;
1506         case RC_BIBTEX_ALTERNATIVES: {
1507                 CommandSet::const_iterator it = bibtex_alternatives.begin();
1508                 CommandSet::const_iterator end = bibtex_alternatives.end();
1509                 for ( ; it != end; ++it) {
1510                         if (ignore_system_lyxrc
1511                             || !system_lyxrc.bibtex_alternatives.count(*it))
1512                                 os << "\\bibtex_alternatives \""
1513                                    << *it << "\"\n";
1514                 }
1515                 if (tag != RC_LAST)
1516                         break;
1517         }
1518         case RC_BIBTEX_COMMAND:
1519                 if (ignore_system_lyxrc ||
1520                     bibtex_command != system_lyxrc.bibtex_command) {
1521                         os << "\\bibtex_command \"" << escapeCommand(bibtex_command) << "\"\n";
1522                 }
1523                 if (tag != RC_LAST)
1524                         break;
1525         case RC_JBIBTEX_COMMAND:
1526                 if (ignore_system_lyxrc ||
1527                     jbibtex_command != system_lyxrc.jbibtex_command) {
1528                         os << "\\jbibtex_command \"" << escapeCommand(jbibtex_command) << "\"\n";
1529                 }
1530                 if (tag != RC_LAST)
1531                         break;
1532         case RC_INDEX_ALTERNATIVES: {
1533                 CommandSet::const_iterator it = index_alternatives.begin();
1534                 CommandSet::const_iterator end = index_alternatives.end();
1535                 for ( ; it != end; ++it) {
1536                         if (ignore_system_lyxrc
1537                             || !system_lyxrc.index_alternatives.count(*it))
1538                                 os << "\\index_alternatives \""
1539                                    << *it << "\"\n";
1540                 }
1541                 if (tag != RC_LAST)
1542                         break;
1543         }
1544         case RC_INDEX_COMMAND:
1545                 if (ignore_system_lyxrc ||
1546                     index_command != system_lyxrc.index_command) {
1547                         os << "\\index_command \"" << escapeCommand(index_command) << "\"\n";
1548                 }
1549                 if (tag != RC_LAST)
1550                         break;
1551         case RC_JINDEX_COMMAND:
1552                 if (ignore_system_lyxrc ||
1553                     jindex_command != system_lyxrc.jindex_command) {
1554                         os << "\\jindex_command \"" << escapeCommand(jindex_command) << "\"\n";
1555                 }
1556                 if (tag != RC_LAST)
1557                         break;
1558         case RC_SPLITINDEX_COMMAND:
1559                 if (ignore_system_lyxrc ||
1560                     splitindex_command != system_lyxrc.splitindex_command) {
1561                         os << "\\splitindex_command \"" << escapeCommand(splitindex_command) << "\"\n";
1562                 }
1563                 if (tag != RC_LAST)
1564                         break;
1565         case RC_NOMENCL_COMMAND:
1566                 if (ignore_system_lyxrc ||
1567                     nomencl_command != system_lyxrc.nomencl_command) {
1568                         os << "\\nomencl_command \"" << escapeCommand(nomencl_command) << "\"\n";
1569                 }
1570                 if (tag != RC_LAST)
1571                         break;
1572         case RC_TEX_EXPECTS_WINDOWS_PATHS:
1573                 // Don't write this setting to the preferences file,
1574                 // but allow temporary changes (bug 7557).
1575                 if (ignore_system_lyxrc) {
1576                         os << "\\tex_expects_windows_paths "
1577                            << convert<string>(windows_style_tex_paths) << '\n';
1578                 }
1579                 if (tag != RC_LAST)
1580                         break;
1581         case RC_TEX_ALLOWS_SPACES:
1582                 if (tex_allows_spaces != system_lyxrc.tex_allows_spaces) {
1583                         os << "\\tex_allows_spaces "
1584                            << convert<string>(tex_allows_spaces) << '\n';
1585                 }
1586                 if (tag != RC_LAST)
1587                         break;
1588         case RC_KBMAP:
1589                 if (ignore_system_lyxrc ||
1590                     use_kbmap != system_lyxrc.use_kbmap) {
1591                         os << "\\kbmap " << convert<string>(use_kbmap) << '\n';
1592                 }
1593                 if (tag != RC_LAST)
1594                         break;
1595         case RC_KBMAP_PRIMARY:
1596                 if (ignore_system_lyxrc ||
1597                     primary_kbmap != system_lyxrc.primary_kbmap) {
1598                         string const path = os::external_path(primary_kbmap);
1599                         os << "\\kbmap_primary \"" << path << "\"\n";
1600                 }
1601                 if (tag != RC_LAST)
1602                         break;
1603         case RC_KBMAP_SECONDARY:
1604                 if (ignore_system_lyxrc ||
1605                     secondary_kbmap != system_lyxrc.secondary_kbmap) {
1606                         string const path = os::external_path(secondary_kbmap);
1607                         os << "\\kbmap_secondary \"" << path << "\"\n";
1608                 }
1609                 if (tag != RC_LAST)
1610                         break;
1611         case RC_SERVERPIPE:
1612                 if (ignore_system_lyxrc ||
1613                     lyxpipes != system_lyxrc.lyxpipes) {
1614                         string const path = os::external_path(lyxpipes);
1615                         os << "\\serverpipe \"" << path << "\"\n";
1616                 }
1617                 if (tag != RC_LAST)
1618                         break;
1619         case RC_DATE_INSERT_FORMAT:
1620                 if (ignore_system_lyxrc ||
1621                     date_insert_format != system_lyxrc.date_insert_format) {
1622                         os << "\\date_insert_format \"" << date_insert_format
1623                            << "\"\n";
1624                 }
1625                 if (tag != RC_LAST)
1626                         break;
1627
1628         case RC_USER_NAME:
1629                 os << "\\user_name \"" << user_name << "\"\n";
1630                 if (tag != RC_LAST)
1631                         break;
1632
1633         case RC_USER_EMAIL:
1634                 os << "\\user_email \"" << user_email << "\"\n";
1635                 if (tag != RC_LAST)
1636                         break;
1637
1638         case RC_SHOW_BANNER:
1639                 if (ignore_system_lyxrc ||
1640                     show_banner != system_lyxrc.show_banner) {
1641                         os << "\\show_banner " << convert<string>(show_banner) << '\n';
1642                 }
1643                 if (tag != RC_LAST)
1644                         break;
1645
1646         case RC_PREVIEW:
1647                 if (ignore_system_lyxrc ||
1648                     preview != system_lyxrc.preview) {
1649                         string status;
1650                         switch (preview) {
1651                         case PREVIEW_ON:
1652                                 status = "on";
1653                                 break;
1654                         case PREVIEW_NO_MATH:
1655                                 status = "no_math";
1656                                 break;
1657                         case PREVIEW_OFF:
1658                                 status = "off";
1659                                 break;
1660                         }
1661                         os << "\\preview " << status << '\n';
1662                 }
1663                 if (tag != RC_LAST)
1664                         break;
1665
1666         case RC_PREVIEW_HASHED_LABELS:
1667                 if (ignore_system_lyxrc ||
1668                     preview_hashed_labels !=
1669                     system_lyxrc.preview_hashed_labels) {
1670                         os << "\\preview_hashed_labels "
1671                            << convert<string>(preview_hashed_labels) << '\n';
1672                 }
1673                 if (tag != RC_LAST)
1674                         break;
1675
1676         case RC_PREVIEW_SCALE_FACTOR:
1677                 if (ignore_system_lyxrc ||
1678                     preview_scale_factor != system_lyxrc.preview_scale_factor) {
1679                         os << "\\preview_scale_factor "
1680                            << preview_scale_factor << '\n';
1681                 }
1682                 if (tag != RC_LAST)
1683                         break;
1684
1685         case RC_USE_CONVERTER_CACHE:
1686                 if (ignore_system_lyxrc ||
1687                     use_converter_cache != system_lyxrc.use_converter_cache) {
1688                         os << "\\use_converter_cache "
1689                            << convert<string>(use_converter_cache) << '\n';
1690                 }
1691                 if (tag != RC_LAST)
1692                         break;
1693
1694         case RC_CONVERTER_CACHE_MAXAGE:
1695                 if (ignore_system_lyxrc ||
1696                     converter_cache_maxage != system_lyxrc.converter_cache_maxage) {
1697                         os << "\\converter_cache_maxage "
1698                            << converter_cache_maxage << '\n';
1699                 }
1700                 if (tag != RC_LAST)
1701                         break;
1702
1703                 os << "\n#\n"
1704                    << "# SCREEN & FONTS SECTION ############################\n"
1705                    << "#\n\n";
1706
1707         case RC_ICON_SET:
1708                 if (ignore_system_lyxrc ||
1709                     icon_set != system_lyxrc.icon_set) {
1710                         os << "\\icon_set \"" << icon_set
1711                            << "\"\n";
1712                 }
1713                 if (tag != RC_LAST)
1714                         break;
1715
1716         case RC_USE_SYSTEM_THEME_ICONS:
1717                 if (ignore_system_lyxrc ||
1718                           use_system_theme_icons != system_lyxrc.use_system_theme_icons) {
1719                         os << "\\use_system_theme_icons "
1720                                 << convert<string>(use_system_theme_icons)
1721                                 << "\n";
1722                 }
1723                 if (tag != RC_LAST)
1724                         break;
1725
1726         case RC_SCREEN_DPI:
1727                 if (ignore_system_lyxrc ||
1728                     dpi != system_lyxrc.dpi) {
1729                         os << "\\screen_dpi " << dpi << '\n';
1730                 }
1731                 if (tag != RC_LAST)
1732                         break;
1733         case RC_SCREEN_ZOOM:
1734                 if (ignore_system_lyxrc ||
1735                     zoom != system_lyxrc.zoom) {
1736                         os << "\\screen_zoom " << zoom << '\n';
1737                 }
1738                 if (tag != RC_LAST)
1739                         break;
1740         case RC_GEOMETRY_SESSION:
1741                 if (ignore_system_lyxrc ||
1742                     allow_geometry_session != system_lyxrc.allow_geometry_session) {
1743                         os << "\\allow_geometry_session " << convert<string>(allow_geometry_session)
1744                            << '\n';
1745                 }
1746                 if (tag != RC_LAST)
1747                         break;
1748         case RC_CURSOR_FOLLOWS_SCROLLBAR:
1749                 if (ignore_system_lyxrc ||
1750                     cursor_follows_scrollbar
1751                     != system_lyxrc.cursor_follows_scrollbar) {
1752                         os << "\\cursor_follows_scrollbar "
1753                            << convert<string>(cursor_follows_scrollbar) << '\n';
1754                 }
1755                 if (tag != RC_LAST)
1756                         break;
1757         case RC_CURSOR_WIDTH:
1758                 if (ignore_system_lyxrc ||
1759                         cursor_width
1760                         != system_lyxrc.cursor_width) {
1761                         os << "\\cursor_width "
1762                         << cursor_width << '\n';
1763                 }
1764                 if (tag != RC_LAST)
1765                         break;
1766         case RC_SCROLL_BELOW_DOCUMENT:
1767                 if (ignore_system_lyxrc ||
1768                     scroll_below_document
1769                     != system_lyxrc.scroll_below_document) {
1770                         os << "\\scroll_below_document "
1771                            << convert<string>(scroll_below_document) << '\n';
1772                 }
1773                 if (tag != RC_LAST)
1774                         break;
1775         case RC_PARAGRAPH_MARKERS:
1776                 if (ignore_system_lyxrc ||
1777                         paragraph_markers
1778                     != system_lyxrc.paragraph_markers) {
1779                         os << "\\paragraph_markers "
1780                            << convert<string>(paragraph_markers) << '\n';
1781                 }
1782                 if (tag != RC_LAST)
1783                         break;
1784         case RC_MAC_DONTSWAP_CTRL_META:
1785                 if (ignore_system_lyxrc ||
1786                     mac_dontswap_ctrl_meta
1787                     != system_lyxrc.mac_dontswap_ctrl_meta) {
1788                         os << "\\mac_dontswap_ctrl_meta "
1789                            << convert<string>(mac_dontswap_ctrl_meta) << '\n';
1790                 }
1791                 if (tag != RC_LAST)
1792                         break;
1793         case RC_MAC_LIKE_CURSOR_MOVEMENT:
1794                 if (ignore_system_lyxrc ||
1795                     mac_like_cursor_movement
1796                     != system_lyxrc.mac_like_cursor_movement) {
1797                         os << "\\mac_like_cursor_movement "
1798                            << convert<string>(mac_like_cursor_movement) << '\n';
1799                 }
1800                 if (tag != RC_LAST)
1801                         break;
1802         case RC_MACRO_EDIT_STYLE:
1803                 if (ignore_system_lyxrc ||
1804                     macro_edit_style
1805                     != system_lyxrc.macro_edit_style) {
1806                         os << "\\macro_edit_style ";
1807                         switch (macro_edit_style) {
1808                         case MACRO_EDIT_INLINE_BOX: os << "0\n"; break;
1809                         case MACRO_EDIT_INLINE: os << "1\n"; break;
1810                         case MACRO_EDIT_LIST: os << "2\n"; break;
1811                         }
1812                 }
1813                 if (tag != RC_LAST)
1814                         break;
1815         case RC_DIALOGS_ICONIFY_WITH_MAIN:
1816                 if (ignore_system_lyxrc ||
1817                     dialogs_iconify_with_main
1818                    != system_lyxrc.dialogs_iconify_with_main) {
1819                         os << "\\dialogs_iconify_with_main "
1820                           <<  convert<string>(dialogs_iconify_with_main) << '\n';
1821                 }
1822                 if (tag != RC_LAST)
1823                         break;
1824         case RC_SCREEN_FONT_ROMAN:
1825                 if (ignore_system_lyxrc ||
1826                     roman_font_name != system_lyxrc.roman_font_name) {
1827                         os << "\\screen_font_roman \"" << roman_font_name
1828                            << "\"\n";
1829                 }
1830                 if (tag != RC_LAST)
1831                         break;
1832         case RC_SCREEN_FONT_ROMAN_FOUNDRY:
1833                 if (ignore_system_lyxrc ||
1834                     roman_font_foundry != system_lyxrc.roman_font_foundry) {
1835                         os << "\\screen_font_roman_foundry \"" << roman_font_foundry
1836                            << "\"\n";
1837                 }
1838                 if (tag != RC_LAST)
1839                         break;
1840         case RC_SCREEN_FONT_SANS:
1841                 if (ignore_system_lyxrc ||
1842                     sans_font_name != system_lyxrc.sans_font_name) {
1843                         os << "\\screen_font_sans \"" << sans_font_name
1844                            << "\"\n";
1845                 }
1846                 if (tag != RC_LAST)
1847                         break;
1848         case RC_SCREEN_FONT_SANS_FOUNDRY:
1849                 if (ignore_system_lyxrc ||
1850                     sans_font_foundry != system_lyxrc.sans_font_foundry) {
1851                         os << "\\screen_font_sans_foundry \"" << sans_font_foundry
1852                            << "\"\n";
1853                 }
1854                 if (tag != RC_LAST)
1855                         break;
1856         case RC_SCREEN_FONT_TYPEWRITER:
1857                 if (ignore_system_lyxrc ||
1858                     typewriter_font_name != system_lyxrc.typewriter_font_name) {
1859                         os << "\\screen_font_typewriter \""
1860                            << typewriter_font_name << "\"\n";
1861                 }
1862                 if (tag != RC_LAST)
1863                         break;
1864         case RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
1865                 if (ignore_system_lyxrc ||
1866                     typewriter_font_foundry != system_lyxrc.typewriter_font_foundry) {
1867                         os << "\\screen_font_typewriter_foundry \""
1868                            << typewriter_font_foundry << "\"\n";
1869                 }
1870                 if (tag != RC_LAST)
1871                         break;
1872
1873         case RC_SCREEN_FONT_SCALABLE:
1874                 if (ignore_system_lyxrc ||
1875                     use_scalable_fonts != system_lyxrc.use_scalable_fonts) {
1876                         os << "\\screen_font_scalable "
1877                            << convert<string>(use_scalable_fonts)
1878                            << '\n';
1879                 }
1880                 if (tag != RC_LAST)
1881                         break;
1882         case RC_SCREEN_FONT_SIZES:
1883                 if (ignore_system_lyxrc ||
1884                     font_sizes[FONT_SIZE_TINY]
1885                     != system_lyxrc.font_sizes[FONT_SIZE_TINY] ||
1886                     font_sizes[FONT_SIZE_SCRIPT]
1887                     != system_lyxrc.font_sizes[FONT_SIZE_SCRIPT] ||
1888                     font_sizes[FONT_SIZE_FOOTNOTE]
1889                     != system_lyxrc.font_sizes[FONT_SIZE_FOOTNOTE] ||
1890                     font_sizes[FONT_SIZE_SMALL]
1891                     != system_lyxrc.font_sizes[FONT_SIZE_SMALL] ||
1892                     font_sizes[FONT_SIZE_NORMAL]
1893                     != system_lyxrc.font_sizes[FONT_SIZE_NORMAL] ||
1894                     font_sizes[FONT_SIZE_LARGE]
1895                     != system_lyxrc.font_sizes[FONT_SIZE_LARGE] ||
1896                     font_sizes[FONT_SIZE_LARGER]
1897                     != system_lyxrc.font_sizes[FONT_SIZE_LARGER] ||
1898                     font_sizes[FONT_SIZE_LARGEST]
1899                     != system_lyxrc.font_sizes[FONT_SIZE_LARGEST] ||
1900                     font_sizes[FONT_SIZE_HUGE]
1901                     != system_lyxrc.font_sizes[FONT_SIZE_HUGE] ||
1902                     font_sizes[FONT_SIZE_HUGER]
1903                     != system_lyxrc.font_sizes[FONT_SIZE_HUGER]) {
1904                         streamsize old_prec = os.precision();
1905                         os.setf(ios::fixed);
1906                         os.precision(2);
1907                         os << "\\screen_font_sizes"
1908                            << ' ' << font_sizes[FONT_SIZE_TINY]
1909                            << ' ' << font_sizes[FONT_SIZE_SCRIPT]
1910                            << ' ' << font_sizes[FONT_SIZE_FOOTNOTE]
1911                            << ' ' << font_sizes[FONT_SIZE_SMALL]
1912                            << ' ' << font_sizes[FONT_SIZE_NORMAL]
1913                            << ' ' << font_sizes[FONT_SIZE_LARGE]
1914                            << ' ' << font_sizes[FONT_SIZE_LARGER]
1915                            << ' ' << font_sizes[FONT_SIZE_LARGEST]
1916                            << ' ' << font_sizes[FONT_SIZE_HUGE]
1917                            << ' ' << font_sizes[FONT_SIZE_HUGER]
1918                            << '\n';
1919                         os.precision(old_prec);
1920                         os.unsetf(ios::fixed);
1921                 }
1922                 if (tag != RC_LAST)
1923                         break;
1924         case RC_FULL_SCREEN_LIMIT:
1925                 if (ignore_system_lyxrc ||
1926                     full_screen_limit != system_lyxrc.full_screen_limit) {
1927                         os << "\\fullscreen_limit "
1928                            << convert<string>(full_screen_limit)
1929                            << '\n';
1930                 }
1931                 if (tag != RC_LAST)
1932                         break;
1933         case RC_FULL_SCREEN_TOOLBARS:
1934                 if (ignore_system_lyxrc ||
1935                     full_screen_toolbars != system_lyxrc.full_screen_toolbars) {
1936                         os << "\\fullscreen_toolbars "
1937                            << convert<string>(full_screen_toolbars)
1938                            << '\n';
1939                 }
1940                 if (tag != RC_LAST)
1941                         break;
1942         case RC_FULL_SCREEN_SCROLLBAR:
1943                 if (ignore_system_lyxrc ||
1944                     full_screen_scrollbar != system_lyxrc.full_screen_scrollbar) {
1945                         os << "\\fullscreen_scrollbar "
1946                            << convert<string>(full_screen_scrollbar)
1947                            << '\n';
1948                 }
1949                 if (tag != RC_LAST)
1950                         break;
1951         case RC_FULL_SCREEN_STATUSBAR:
1952                 if (ignore_system_lyxrc ||
1953                     full_screen_statusbar != system_lyxrc.full_screen_statusbar) {
1954                         os << "\\fullscreen_statusbar "
1955                            << convert<string>(full_screen_statusbar)
1956                            << '\n';
1957                 }
1958                 if (tag != RC_LAST)
1959                         break;
1960         case RC_FULL_SCREEN_TABBAR:
1961                 if (ignore_system_lyxrc ||
1962                     full_screen_tabbar != system_lyxrc.full_screen_tabbar) {
1963                         os << "\\fullscreen_tabbar "
1964                            << convert<string>(full_screen_tabbar)
1965                            << '\n';
1966                 }
1967                 if (tag != RC_LAST)
1968                         break;
1969         case RC_FULL_SCREEN_MENUBAR:
1970                 if (ignore_system_lyxrc ||
1971                     full_screen_menubar != system_lyxrc.full_screen_menubar) {
1972                         os << "\\fullscreen_menubar "
1973                            << convert<string>(full_screen_menubar)
1974                            << '\n';
1975                 }
1976                 if (tag != RC_LAST)
1977                         break;
1978         case RC_FULL_SCREEN_WIDTH:
1979                 if (ignore_system_lyxrc ||
1980                     full_screen_width != system_lyxrc.full_screen_width) {
1981                         os << "\\fullscreen_width "
1982                            << convert<string>(full_screen_width)
1983                            << '\n';
1984                 }
1985                 if (tag != RC_LAST)
1986                         break;
1987         case RC_OPEN_BUFFERS_IN_TABS:
1988                 if (ignore_system_lyxrc ||
1989                     open_buffers_in_tabs != system_lyxrc.open_buffers_in_tabs) {
1990                         os << "\\open_buffers_in_tabs "
1991                            << convert<string>(open_buffers_in_tabs)
1992                            << '\n';
1993                 }
1994                 if (tag != RC_LAST)
1995                         break;
1996         case RC_SINGLE_CLOSE_TAB_BUTTON:
1997                 if (ignore_system_lyxrc ||
1998                     single_close_tab_button != system_lyxrc.single_close_tab_button) {
1999                         os << "\\single_close_tab_button "
2000                            << convert<string>(single_close_tab_button)
2001                            << '\n';
2002                 }
2003                 if (tag != RC_LAST)
2004                         break;
2005         case RC_SINGLE_INSTANCE:
2006                 if (ignore_system_lyxrc ||
2007                     single_instance != system_lyxrc.single_instance) {
2008                         os << "\\single_instance "
2009                            << convert<string>(single_instance)
2010                            << '\n';
2011                 }
2012                 if (tag != RC_LAST)
2013                         break;
2014         case RC_FORWARD_SEARCH_DVI:
2015                 if (ignore_system_lyxrc ||
2016                     forward_search_dvi != system_lyxrc.forward_search_dvi) {
2017                         os << "\\forward_search_dvi \"" << escapeCommand(forward_search_dvi) << "\"\n";
2018                 }
2019                 if (tag != RC_LAST)
2020                         break;
2021         case RC_FORWARD_SEARCH_PDF:
2022                 if (ignore_system_lyxrc ||
2023                     forward_search_pdf != system_lyxrc.forward_search_pdf) {
2024                         os << "\\forward_search_pdf \"" << escapeCommand(forward_search_pdf) << "\"\n";
2025                 }
2026                 if (tag != RC_LAST)
2027                         break;
2028
2029         os << "\n#\n"
2030                         << "# COLOR SECTION ###################################\n"
2031                         << "#\n\n";
2032
2033         case RC_SET_COLOR:
2034                 for (int i = 0; i < Color_ignore; ++i) {
2035                         ColorCode lc = static_cast<ColorCode>(i);
2036                         string const col = lcolor.getX11Name(lc);
2037                         if (ignore_system_lyxrc
2038                             || col != system_lcolor.getX11Name(lc)) {
2039                                 os << "\\set_color \""
2040                                    << lcolor.getLyXName(lc) << "\" \""
2041                                    << col << "\"\n";
2042                         }
2043                 }
2044                 if (tag != RC_LAST)
2045                         break;
2046
2047                 os << "\n#\n"
2048                    << "# PRINTER SECTION ###################################\n"
2049                    << "#\n\n";
2050
2051         case RC_PRINTER:
2052                 if (ignore_system_lyxrc ||
2053                     printer != system_lyxrc.printer) {
2054                         os << "\\printer \"" << printer << "\"\n";
2055                 }
2056                 if (tag != RC_LAST)
2057                         break;
2058         case RC_PRINT_ADAPTOUTPUT:
2059                 if (ignore_system_lyxrc ||
2060                     print_adapt_output != system_lyxrc.print_adapt_output) {
2061                         os << "\\print_adapt_output "
2062                            << convert<string>(print_adapt_output)
2063                            << '\n';
2064                 }
2065                 if (tag != RC_LAST)
2066                         break;
2067         case RC_PRINT_COMMAND:
2068                 if (ignore_system_lyxrc ||
2069                     print_command != system_lyxrc.print_command) {
2070                         os << "\\print_command \"" << escapeCommand(print_command) << "\"\n";
2071                 }
2072                 if (tag != RC_LAST)
2073                         break;
2074         case RC_PRINTEXSTRAOPTIONS:
2075                 if (ignore_system_lyxrc ||
2076                     print_extra_options != system_lyxrc.print_extra_options) {
2077                         os << "\\print_extra_options \"" << print_extra_options
2078                            << "\"\n";
2079                 }
2080                 if (tag != RC_LAST)
2081                         break;
2082         case RC_PRINTSPOOL_COMMAND:
2083                 if (ignore_system_lyxrc ||
2084                     print_spool_command != system_lyxrc.print_spool_command) {
2085                         os << "\\print_spool_command \"" << escapeCommand(print_spool_command)
2086                            << "\"\n";
2087                 }
2088                 if (tag != RC_LAST)
2089                         break;
2090         case RC_PRINTSPOOL_PRINTERPREFIX:
2091                 if (ignore_system_lyxrc ||
2092                     print_spool_printerprefix
2093                     != system_lyxrc.print_spool_printerprefix) {
2094                         os << "\\print_spool_printerprefix \""
2095                            << print_spool_printerprefix << "\"\n";
2096                 }
2097                 if (tag != RC_LAST)
2098                         break;
2099         case RC_PRINTEVENPAGEFLAG:
2100                 if (ignore_system_lyxrc ||
2101                     print_evenpage_flag != system_lyxrc.print_evenpage_flag) {
2102                         os << "\\print_evenpage_flag \"" << print_evenpage_flag
2103                            << "\"\n";
2104                 }
2105                 if (tag != RC_LAST)
2106                         break;
2107         case RC_PRINTODDPAGEFLAG:
2108                 if (ignore_system_lyxrc ||
2109                     print_oddpage_flag != system_lyxrc.print_oddpage_flag) {
2110                         os << "\\print_oddpage_flag \"" << print_oddpage_flag
2111                            << "\"\n";
2112                 }
2113                 if (tag != RC_LAST)
2114                         break;
2115         case RC_PRINTREVERSEFLAG:
2116                 if (ignore_system_lyxrc ||
2117                     print_reverse_flag != system_lyxrc.print_reverse_flag) {
2118                         os << "\\print_reverse_flag \"" << print_reverse_flag
2119                            << "\"\n";
2120                 }
2121                 if (tag != RC_LAST)
2122                         break;
2123         case RC_PRINTLANDSCAPEFLAG:
2124                 if (ignore_system_lyxrc ||
2125                     print_landscape_flag != system_lyxrc.print_landscape_flag) {
2126                         os << "\\print_landscape_flag \"" << print_landscape_flag
2127                            << "\"\n";
2128                 }
2129                 if (tag != RC_LAST)
2130                         break;
2131         case RC_PRINTPAGERANGEFLAG:
2132                 if (ignore_system_lyxrc ||
2133                     print_pagerange_flag != system_lyxrc.print_pagerange_flag) {
2134                         os << "\\print_pagerange_flag \"" << print_pagerange_flag
2135                            << "\"\n";
2136                 }
2137                 if (tag != RC_LAST)
2138                         break;
2139         case RC_PRINTCOPIESFLAG:
2140                 if (ignore_system_lyxrc ||
2141                     print_copies_flag != system_lyxrc.print_copies_flag) {
2142                         os << "\\print_copies_flag \"" << print_copies_flag
2143                            << "\"\n";
2144                 }
2145                 if (tag != RC_LAST)
2146                         break;
2147         case RC_PRINTCOLLCOPIESFLAG:
2148                 if (ignore_system_lyxrc ||
2149                     print_collcopies_flag
2150                     != system_lyxrc.print_collcopies_flag) {
2151                         os << "\\print_collcopies_flag \""
2152                            << print_collcopies_flag
2153                            << "\"\n";
2154                 }
2155                 if (tag != RC_LAST)
2156                         break;
2157         case RC_PRINTPAPERFLAG:
2158                 if (ignore_system_lyxrc ||
2159                     print_paper_flag != system_lyxrc.print_paper_flag) {
2160                         os << "\\print_paper_flag \"" << print_paper_flag
2161                            << "\"\n";
2162                 }
2163                 if (tag != RC_LAST)
2164                         break;
2165         case RC_PRINTPAPERDIMENSIONFLAG:
2166                 if (ignore_system_lyxrc ||
2167                     print_paper_dimension_flag
2168                     != system_lyxrc.print_paper_dimension_flag) {
2169                         os << "\\print_paper_dimension_flag \""
2170                            << print_paper_dimension_flag << "\"\n";
2171                 }
2172                 if (tag != RC_LAST)
2173                         break;
2174         case RC_PRINTTOPRINTER:
2175                 if (ignore_system_lyxrc ||
2176                     print_to_printer != system_lyxrc.print_to_printer) {
2177                         os << "\\print_to_printer \"" << print_to_printer
2178                            << "\"\n";
2179                 }
2180                 if (tag != RC_LAST)
2181                         break;
2182         case RC_PRINTTOFILE:
2183                 if (ignore_system_lyxrc ||
2184                     print_to_file != system_lyxrc.print_to_file) {
2185                         string const path = os::external_path(print_to_file);
2186                         os << "\\print_to_file \"" << path << "\"\n";
2187                 }
2188                 if (tag != RC_LAST)
2189                         break;
2190         case RC_PRINTFILEEXTENSION:
2191                 if (ignore_system_lyxrc ||
2192                     print_file_extension != system_lyxrc.print_file_extension) {
2193                         os << "\\print_file_extension \""
2194                            << print_file_extension
2195                            << "\"\n";
2196                 }
2197                 if (tag != RC_LAST)
2198                         break;
2199
2200                 os << "\n#\n"
2201                    << "# TEX SECTION #######################################\n"
2202                    << "#\n\n";
2203
2204         case RC_TEXINPUTS_PREFIX:
2205                 if (ignore_system_lyxrc ||
2206                     texinputs_prefix != system_lyxrc.texinputs_prefix) {
2207                         os << "\\texinputs_prefix \"" << texinputs_prefix << "\"\n";
2208                 }
2209                 if (tag != RC_LAST)
2210                         break;
2211
2212         case RC_FONT_ENCODING:
2213                 if (ignore_system_lyxrc ||
2214                     fontenc != system_lyxrc.fontenc) {
2215                         os << "\\font_encoding \"" << fontenc << "\"\n";
2216                 }
2217                 if (tag != RC_LAST)
2218                         break;
2219
2220                 os << "\n#\n"
2221                    << "# FILE SECTION ######################################\n"
2222                    << "#\n\n";
2223
2224         case RC_DOCUMENTPATH:
2225                 if (ignore_system_lyxrc ||
2226                     document_path != system_lyxrc.document_path) {
2227                         string const path = os::external_path(document_path);
2228                         os << "\\document_path \"" << path << "\"\n";
2229                 }
2230                 if (tag != RC_LAST)
2231                         break;
2232         case RC_USELASTFILEPOS:
2233                 if (ignore_system_lyxrc ||
2234                     use_lastfilepos != system_lyxrc.use_lastfilepos) {
2235                         os << "\\use_lastfilepos " << convert<string>(use_lastfilepos)
2236                            << '\n';
2237                 }
2238                 if (tag != RC_LAST)
2239                         break;
2240         case RC_LOADSESSION:
2241                 if (ignore_system_lyxrc ||
2242                     load_session != system_lyxrc.load_session) {
2243                         os << "\\load_session " << convert<string>(load_session)
2244                            << "\n";
2245                 }
2246                 if (tag != RC_LAST)
2247                         break;
2248         case RC_MOUSE_WHEEL_SPEED:
2249                 if (ignore_system_lyxrc ||
2250                     mouse_wheel_speed != system_lyxrc.mouse_wheel_speed) {
2251                         os << "\\mouse_wheel_speed " << mouse_wheel_speed << '\n';
2252                 }
2253                 if (tag != RC_LAST)
2254                         break;
2255         case RC_MOUSE_MIDDLEBUTTON_PASTE:
2256                 if (ignore_system_lyxrc ||
2257                     mouse_middlebutton_paste != system_lyxrc.mouse_middlebutton_paste) {
2258                         os << "\\mouse_middlebutton_paste "
2259                            << convert<string>(mouse_middlebutton_paste) << '\n';
2260                 }
2261                 if (tag != RC_LAST)
2262                         break;
2263         case RC_COMPLETION_INLINE_DELAY:
2264                 if (ignore_system_lyxrc ||
2265                     completion_inline_delay != system_lyxrc.completion_inline_delay) {
2266                         os << "\\completion_inline_delay " << completion_inline_delay << '\n';
2267                 }
2268                 if (tag != RC_LAST)
2269                         break;
2270         case RC_COMPLETION_INLINE_MATH:
2271                 if (ignore_system_lyxrc ||
2272                     completion_inline_math != system_lyxrc.completion_inline_math) {
2273                         os << "\\completion_inline_math "
2274                                 << convert<string>(completion_inline_math) << '\n';
2275                 }
2276                 if (tag != RC_LAST)
2277                         break;
2278         case RC_COMPLETION_INLINE_TEXT:
2279                 if (ignore_system_lyxrc ||
2280                     completion_inline_text != system_lyxrc.completion_inline_text) {
2281                         os << "\\completion_inline_text "
2282                                 << convert<string>(completion_inline_text) << '\n';
2283                 }
2284                 if (tag != RC_LAST)
2285                         break;
2286         case RC_COMPLETION_INLINE_DOTS:
2287                 if (ignore_system_lyxrc ||
2288                     completion_inline_dots != system_lyxrc.completion_inline_dots) {
2289                         os << "\\completion_inline_dots "
2290                                 << convert<string>(completion_inline_dots) << '\n';
2291                 }
2292                 if (tag != RC_LAST)
2293                         break;
2294         case RC_AUTOCORRECTION_MATH:
2295                 if (ignore_system_lyxrc ||
2296                     autocorrection_math != system_lyxrc.autocorrection_math) {
2297                         os << "\\autocorrection_math "
2298                                 << convert<string>(autocorrection_math) << '\n';
2299                 }
2300                 if (tag != RC_LAST)
2301                         break;
2302         case RC_COMPLETION_POPUP_DELAY:
2303                 if (ignore_system_lyxrc ||
2304                     completion_popup_delay != system_lyxrc.completion_popup_delay) {
2305                         os << "\\completion_popup_delay " << completion_popup_delay << '\n';
2306                 }
2307                 if (tag != RC_LAST)
2308                         break;
2309         case RC_COMPLETION_POPUP_MATH:
2310                 if (ignore_system_lyxrc ||
2311                     completion_popup_math != system_lyxrc.completion_popup_math) {
2312                         os << "\\completion_popup_math "
2313                                 << convert<string>(completion_popup_math) << '\n';
2314                 }
2315                 if (tag != RC_LAST)
2316                         break;
2317         case RC_COMPLETION_POPUP_TEXT:
2318                 if (ignore_system_lyxrc ||
2319                     completion_popup_text != system_lyxrc.completion_popup_text) {
2320                         os << "\\completion_popup_text "
2321                                 << convert<string>(completion_popup_text) << '\n';
2322                 }
2323                 if (tag != RC_LAST)
2324                         break;
2325         case RC_COMPLETION_CURSOR_TEXT:
2326                 if (ignore_system_lyxrc ||
2327                     completion_cursor_text != system_lyxrc.completion_cursor_text) {
2328                         os << "\\completion_cursor_text "
2329                            << convert<string>(completion_cursor_text) << '\n';
2330                 }
2331                 if (tag != RC_LAST)
2332                         break;
2333         case RC_COMPLETION_POPUP_AFTER_COMPLETE:
2334                 if (ignore_system_lyxrc ||
2335                     completion_popup_after_complete
2336                     != system_lyxrc.completion_popup_after_complete) {
2337                         os << "\\completion_popup_after_complete "
2338                                 << convert<string>(completion_popup_after_complete) << '\n';
2339                 }
2340                 if (tag != RC_LAST)
2341                         break;
2342         case RC_COMPLETION_MINLENGTH:
2343                 if (ignore_system_lyxrc ||
2344                         completion_minlength != system_lyxrc.completion_minlength) {
2345                         os << "\\completion_minlength " << convert<string>(completion_minlength)
2346                         << '\n';
2347                 }
2348                 if (tag != RC_LAST)
2349                         break;
2350
2351                 case RC_NUMLASTFILES:
2352                 if (ignore_system_lyxrc ||
2353                     num_lastfiles != system_lyxrc.num_lastfiles) {
2354                         os << "\\num_lastfiles " << num_lastfiles << '\n';
2355                 }
2356                 if (tag != RC_LAST)
2357                         break;
2358         case RC_CHECKLASTFILES:
2359                 if (ignore_system_lyxrc ||
2360                     check_lastfiles != system_lyxrc.check_lastfiles) {
2361                         os << "\\check_lastfiles " << convert<string>(check_lastfiles)
2362                            << '\n';
2363                 }
2364                 if (tag != RC_LAST)
2365                         break;
2366         case RC_EXAMPLEPATH:
2367                 if (ignore_system_lyxrc ||
2368                     example_path != system_lyxrc.example_path) {
2369                         string const path = os::external_path(example_path);
2370                         os << "\\example_path \"" << path << "\"\n";
2371                 }
2372                 if (tag != RC_LAST)
2373                         break;
2374         case RC_TEMPLATEPATH:
2375                 if (ignore_system_lyxrc ||
2376                     template_path != system_lyxrc.template_path) {
2377                         string const path = os::external_path(template_path);
2378                         os << "\\template_path \"" << path << "\"\n";
2379                 }
2380                 if (tag != RC_LAST)
2381                         break;
2382         case RC_TEMPDIRPATH:
2383                 if (ignore_system_lyxrc ||
2384                     tempdir_path != system_lyxrc.tempdir_path) {
2385                         string const path = os::external_path(tempdir_path);
2386                         os << "\\tempdir_path \"" << path << "\"\n";
2387                 }
2388                 if (tag != RC_LAST)
2389                         break;
2390         case RC_THESAURUSDIRPATH:
2391                 if (ignore_system_lyxrc ||
2392                     thesaurusdir_path != system_lyxrc.thesaurusdir_path) {
2393                         string const path = os::external_path(thesaurusdir_path);
2394                         os << "\\thesaurusdir_path \"" << path << "\"\n";
2395                 }
2396                 if (tag != RC_LAST)
2397                         break;
2398         case RC_HUNSPELLDIR_PATH:
2399                 if (ignore_system_lyxrc ||
2400                     hunspelldir_path != system_lyxrc.hunspelldir_path) {
2401                         string const path = os::external_path(hunspelldir_path);
2402                         os << "\\hunspelldir_path \"" << path << "\"\n";
2403                 }
2404                 if (tag != RC_LAST)
2405                         break;
2406         case RC_PLAINTEXT_LINELEN:
2407                 if (ignore_system_lyxrc ||
2408                     plaintext_linelen != system_lyxrc.plaintext_linelen) {
2409                         os << "\\plaintext_linelen " << plaintext_linelen << '\n';
2410                 }
2411                 if (tag != RC_LAST)
2412                         break;
2413         case RC_MAKE_BACKUP:
2414                 if (ignore_system_lyxrc ||
2415                     make_backup != system_lyxrc.make_backup) {
2416                         os << "\\make_backup " << convert<string>(make_backup) << '\n';
2417                 }
2418                 if (tag != RC_LAST)
2419                         break;
2420         case RC_SAVE_COMPRESSED:
2421                 if (ignore_system_lyxrc ||
2422                     save_compressed != system_lyxrc.save_compressed) {
2423                         os << "\\save_compressed " << convert<string>(save_compressed) << '\n';
2424                 }
2425                 if (tag != RC_LAST)
2426                         break;
2427         case RC_BACKUPDIR_PATH:
2428                 if (ignore_system_lyxrc ||
2429                     backupdir_path != system_lyxrc.backupdir_path) {
2430                         string const path = os::external_path(backupdir_path);
2431                         os << "\\backupdir_path \"" << path << "\"\n";
2432                 }
2433                 if (tag != RC_LAST)
2434                         break;
2435
2436                 os << "\n#\n"
2437                    << "# PLAIN TEXT EXPORT SECTION ##############################\n"
2438                    << "#\n\n";
2439
2440                 os << "\n#\n"
2441                    << "# SPELLCHECKER SECTION ##############################\n"
2442                    << "#\n\n";
2443
2444         case RC_ACCEPT_COMPOUND:
2445                 if (ignore_system_lyxrc ||
2446                     spellchecker_accept_compound != system_lyxrc.spellchecker_accept_compound) {
2447                         os << "\\accept_compound " << convert<string>(spellchecker_accept_compound)
2448                            << '\n';
2449                 }
2450                 if (tag != RC_LAST)
2451                         break;
2452         case RC_ALT_LANG:
2453                 if (ignore_system_lyxrc ||
2454                     spellchecker_alt_lang != system_lyxrc.spellchecker_alt_lang) {
2455                         os << "\\alternate_language \"" << spellchecker_alt_lang
2456                            << "\"\n";
2457                 }
2458                 if (tag != RC_LAST)
2459                         break;
2460         case RC_ESC_CHARS:
2461                 if (ignore_system_lyxrc ||
2462                     spellchecker_esc_chars != system_lyxrc.spellchecker_esc_chars) {
2463                         os << "\\escape_chars \"" << spellchecker_esc_chars << "\"\n";
2464                 }
2465                 if (tag != RC_LAST)
2466                         break;
2467         case RC_USE_SYSTEM_COLORS:
2468                 if (ignore_system_lyxrc ||
2469                     use_system_colors != system_lyxrc.use_system_colors) {
2470                         os << "\\use_system_colors "
2471                            << convert<string>(use_system_colors)
2472                            << '\n';
2473                 }
2474                 if (tag != RC_LAST)
2475                         break;
2476         case RC_USE_TOOLTIP:
2477                 if (ignore_system_lyxrc ||
2478                     use_tooltip != system_lyxrc.use_tooltip) {
2479                         os << "\\use_tooltip "
2480                            << convert<string>(use_tooltip)
2481                            << '\n';
2482                 }
2483                 if (tag != RC_LAST)
2484                         break;
2485         case RC_USE_PIXMAP_CACHE:
2486                 if (ignore_system_lyxrc ||
2487                     use_pixmap_cache != system_lyxrc.use_pixmap_cache) {
2488                         os << "\\use_pixmap_cache "
2489                            << convert<string>(use_pixmap_cache)
2490                            << '\n';
2491                 }
2492                 if (tag != RC_LAST)
2493                         break;
2494         case RC_USE_QIMAGE:
2495                 if (ignore_system_lyxrc ||
2496                     use_qimage != system_lyxrc.use_qimage) {
2497                         os << "\\use_qimage "
2498                            << convert<string>(use_qimage)
2499                            << '\n';
2500                 }
2501                 if (tag != RC_LAST)
2502                         break;
2503
2504                 os << "\n#\n"
2505                    << "# LANGUAGE SUPPORT SECTION ##########################\n"
2506                    << "#\n\n";
2507                 if (tag != RC_LAST)
2508                         break;
2509
2510         case RC_DEFAULT_DECIMAL_POINT:
2511                 if (ignore_system_lyxrc ||
2512                     default_decimal_point != system_lyxrc.default_decimal_point) {
2513                         os << "\\default_decimal_point " << default_decimal_point << '\n';
2514                 }
2515                 if (tag != RC_LAST)
2516                         break;
2517
2518         case RC_DEFAULT_LENGTH_UNIT:
2519                 if (ignore_system_lyxrc ||
2520                     default_length_unit != system_lyxrc.default_length_unit) {
2521                         os << "\\default_length_unit " << int(default_length_unit) << '\n';
2522                 }
2523                 if (tag != RC_LAST)
2524                         break;
2525
2526         case RC_SPELLCHECKER:
2527                 if (ignore_system_lyxrc ||
2528                     spellchecker != system_lyxrc.spellchecker) {
2529                         os << "\\spellchecker " << spellchecker << '\n';
2530                 }
2531                 if (tag != RC_LAST)
2532                         break;
2533
2534         case RC_SPELLCHECK_CONTINUOUSLY:
2535                 if (ignore_system_lyxrc ||
2536                     spellcheck_continuously != system_lyxrc.spellcheck_continuously) {
2537                         os << "\\spellcheck_continuously " << convert<string>(spellcheck_continuously)
2538                            << '\n';
2539                 }
2540                 if (tag != RC_LAST)
2541                         break;
2542
2543         case RC_SPELLCHECK_NOTES:
2544                 if (ignore_system_lyxrc ||
2545                     spellcheck_notes != system_lyxrc.spellcheck_notes) {
2546                         os << "\\spellcheck_notes " << convert<string>(spellcheck_notes)
2547                            << '\n';
2548                 }
2549                 if (tag != RC_LAST)
2550                         break;
2551
2552         case RC_VISUAL_CURSOR:
2553                 if (ignore_system_lyxrc ||
2554                         visual_cursor != system_lyxrc.visual_cursor) {
2555                         os << "\\visual_cursor " << convert<string>(visual_cursor) << '\n';
2556                 }
2557                 if (tag != RC_LAST)
2558                         break;
2559         case RC_CLOSE_BUFFER_WITH_LAST_VIEW:
2560                 if (ignore_system_lyxrc ||
2561                         close_buffer_with_last_view != system_lyxrc.close_buffer_with_last_view) {
2562                         os << "# When closing last view, buffer closes (yes), hides (no), or ask the user (ask)\n";
2563                         os << "\\close_buffer_with_last_view " << close_buffer_with_last_view << '\n';
2564                 }
2565                 if (tag != RC_LAST)
2566                         break;
2567         case RC_LANGUAGE_CUSTOM_PACKAGE:
2568                 if (ignore_system_lyxrc ||
2569                     language_custom_package != system_lyxrc.language_custom_package) {
2570                         os << "\\language_custom_package \"" << language_custom_package
2571                            << "\"\n";
2572                 }
2573                 if (tag != RC_LAST)
2574                         break;
2575         case RC_LANGUAGE_GLOBAL_OPTIONS:
2576                 if (ignore_system_lyxrc ||
2577                     language_global_options
2578                     != system_lyxrc.language_global_options) {
2579                         os << "\\language_global_options \""
2580                            << convert<string>(language_global_options)
2581                            << "\"\n";
2582                 }
2583                 if (tag != RC_LAST)
2584                         break;
2585         case RC_LANGUAGE_PACKAGE_SELECTION:
2586                 if (ignore_system_lyxrc ||
2587                     language_package_selection != system_lyxrc.language_package_selection) {
2588                         os << "\\language_package_selection ";
2589                         switch (language_package_selection) {
2590                         case LP_AUTO:
2591                                 os << "0\n";
2592                                 break;
2593                         case LP_BABEL:
2594                                 os << "1\n";
2595                                 break;
2596                         case LP_CUSTOM:
2597                                 os << "2\n";
2598                                 break;
2599                         case LP_NONE:
2600                                 os << "3\n";
2601                                 break;
2602                         }
2603                 }
2604                 if (tag != RC_LAST)
2605                         break;
2606         case RC_LANGUAGE_COMMAND_BEGIN:
2607                 if (ignore_system_lyxrc ||
2608                     language_command_begin
2609                     != system_lyxrc.language_command_begin) {
2610                         os << "\\language_command_begin \""
2611                            << language_command_begin
2612                            << "\"\n";
2613                 }
2614                 if (tag != RC_LAST)
2615                         break;
2616         case RC_LANGUAGE_COMMAND_END:
2617                 if (ignore_system_lyxrc ||
2618                     language_command_end
2619                     != system_lyxrc.language_command_end) {
2620                         os << "\\language_command_end \"" << language_command_end
2621                            << "\"\n";
2622                 }
2623                 if (tag != RC_LAST)
2624                         break;
2625         case RC_LANGUAGE_COMMAND_LOCAL:
2626                 if (ignore_system_lyxrc ||
2627                     language_command_local
2628                     != system_lyxrc.language_command_local) {
2629                         os << "\\language_command_local \""
2630                            << language_command_local
2631                            << "\"\n";
2632                 }
2633                 if (tag != RC_LAST)
2634                         break;
2635         case RC_LANGUAGE_AUTO_BEGIN:
2636                 if (ignore_system_lyxrc ||
2637                     language_auto_begin != system_lyxrc.language_auto_begin) {
2638                         os << "\\language_auto_begin "
2639                            << convert<string>(language_auto_begin) << '\n';
2640                 }
2641                 if (tag != RC_LAST)
2642                         break;
2643         case RC_LANGUAGE_AUTO_END:
2644                 if (ignore_system_lyxrc ||
2645                     language_auto_end != system_lyxrc.language_auto_end) {
2646                         os << "\\language_auto_end "
2647                            << convert<string>(language_auto_end) << '\n';
2648                 }
2649                 if (tag != RC_LAST)
2650                         break;
2651         case RC_MARK_FOREIGN_LANGUAGE:
2652                 if (ignore_system_lyxrc ||
2653                     mark_foreign_language
2654                     != system_lyxrc.mark_foreign_language) {
2655                         os << "\\mark_foreign_language " <<
2656                                 convert<string>(mark_foreign_language) << '\n';
2657                 }
2658                 if (tag != RC_LAST)
2659                         break;
2660
2661                 os << "\n#\n"
2662                    << "# 2nd MISC SUPPORT SECTION ##########################\n"
2663                    << "#\n\n";
2664
2665         case RC_AUTO_NUMBER:
2666                 if (ignore_system_lyxrc ||
2667                     auto_number != system_lyxrc.auto_number) {
2668                         os << "\\auto_number " << convert<string>(auto_number) << '\n';
2669                 }
2670                 if (tag != RC_LAST)
2671                         break;
2672         case RC_GUI_LANGUAGE:
2673                 if (ignore_system_lyxrc ||
2674                     gui_language != system_lyxrc.gui_language) {
2675                         os << "\\gui_language " << gui_language << '\n';
2676                 }
2677                 if (tag != RC_LAST)
2678                         break;
2679         case RC_EXPORT_OVERWRITE:
2680                 if (ignore_system_lyxrc ||
2681                     export_overwrite != system_lyxrc.export_overwrite) {
2682                         string status;
2683                         switch (export_overwrite) {
2684                         case NO_FILES:
2685                                 status = "ask";
2686                                 break;
2687                         case MAIN_FILE:
2688                                 status = "main";
2689                                 break;
2690                         case ALL_FILES:
2691                                 status = "all";
2692                                 break;
2693                         }
2694                         os << "\\export_overwrite " << status << '\n';
2695                 }
2696                 if (tag != RC_LAST)
2697                         break;
2698
2699         case RC_SCROLL_WHEEL_ZOOM:
2700                 if (ignore_system_lyxrc ||
2701                         scroll_wheel_zoom != system_lyxrc.scroll_wheel_zoom) {
2702                         string status;
2703                         switch (scroll_wheel_zoom) {
2704                         case SCROLL_WHEEL_ZOOM_OFF:
2705                                 status = "off";
2706                                 break;
2707                         case SCROLL_WHEEL_ZOOM_CTRL:
2708                                 status = "ctrl";
2709                                 break;
2710                         case SCROLL_WHEEL_ZOOM_SHIFT:
2711                                 status = "shift";
2712                                 break;
2713                         case SCROLL_WHEEL_ZOOM_ALT:
2714                                 status = "alt";
2715                                 break;
2716                         }
2717                         os << "\\scroll_wheel_zoom " << status << '\n';
2718                 }
2719                 if (tag != RC_LAST)
2720                         break;
2721
2722                 os << "\n#\n"
2723                    << "# FORMATS SECTION ##########################\n"
2724                    << "#\n\n";
2725
2726         case RC_FILEFORMAT:
2727                 // New/modified formats
2728                 for (Formats::const_iterator cit = formats.begin();
2729                      cit != formats.end(); ++cit) {
2730                         Format const * format =
2731                                 system_formats.getFormat(cit->name());
2732                         if (!format ||
2733                             format->extensions() != cit->extensions() ||
2734                             format->prettyname() != cit->prettyname() ||
2735                             format->shortcut() != cit->shortcut() ||
2736                             format->viewer() != cit->viewer() ||
2737                             format->editor() != cit->editor() ||
2738                             format->documentFormat() != cit->documentFormat() ||
2739                             format->vectorFormat() != cit->vectorFormat() ||
2740                             format->inExportMenu() != cit->inExportMenu() ||
2741                             format->mime() != cit->mime()) {
2742                                 os << "\\format \"" << cit->name() << "\" \""
2743                                    << cit->extensions() << "\" \""
2744                                    << cit->prettyname() << "\" \""
2745                                    << cit->shortcut() << "\" \""
2746                                    << escapeCommand(cit->viewer()) << "\" \""
2747                                    << escapeCommand(cit->editor()) << "\" \"";
2748                                 vector<string> flags;
2749                                 if (cit->documentFormat())
2750                                         flags.push_back("document");
2751                                 if (cit->vectorFormat())
2752                                         flags.push_back("vector");
2753                                 if (cit->zippedNative())
2754                                         flags.push_back("zipped=native");
2755                                 if (cit->inExportMenu())
2756                                         flags.push_back("menu=export");
2757
2758                                 os << getStringFromVector(flags);
2759                                 os << "\" \"" << cit->mime() << "\"\n";
2760                         }
2761                 }
2762
2763                 // Look for deleted formats
2764                 for (Formats::const_iterator cit = system_formats.begin();
2765                      cit != system_formats.end(); ++cit)
2766                         if (!formats.getFormat(cit->name()))
2767                                 os << "\\format \"" << cit->name()
2768                                    << "\" \"\" \"\" \"\" \"\" \"\" \"\" \"\"\n";
2769                 if (tag != RC_LAST)
2770                         break;
2771         case RC_VIEWER_ALTERNATIVES: {
2772                 Alternatives::const_iterator it = viewer_alternatives.begin();
2773                 Alternatives::const_iterator const en = viewer_alternatives.end();
2774                 Alternatives::const_iterator const sysend =
2775                                 system_lyxrc.viewer_alternatives.end();
2776                 for (; it != en; ++it) {
2777                         string const & fmt = it->first;
2778                         CommandSet const & cmd = it->second;
2779                         CommandSet::const_iterator sit = cmd.begin();
2780                         CommandSet::const_iterator const sen = cmd.end();
2781                         Alternatives::const_iterator const sysfmt = ignore_system_lyxrc ?
2782                                         system_lyxrc.viewer_alternatives.begin() : // we won't use it in this case
2783                                         system_lyxrc.viewer_alternatives.find(fmt);
2784                         for (; sit != sen; ++sit) {
2785                                 string const & cmd = *sit;
2786                                 if (ignore_system_lyxrc
2787                                     || sysfmt == sysend               // format not found
2788                                          || sysfmt->second.count(cmd) == 0 // this command not found
2789                                    )
2790                                         os << "\\viewer_alternatives " << fmt << " \"" << escapeCommand(cmd) << "\"\n";
2791                         }
2792                 }
2793                 if (tag != RC_LAST)
2794                         break;
2795         }
2796         case RC_EDITOR_ALTERNATIVES: {
2797                 Alternatives::const_iterator it = editor_alternatives.begin();
2798                 Alternatives::const_iterator const en = editor_alternatives.end();
2799                 Alternatives::const_iterator const sysend =
2800                                 system_lyxrc.editor_alternatives.end();
2801                 for (; it != en; ++it) {
2802                         string const & fmt = it->first;
2803                         CommandSet const & cmd = it->second;
2804                         CommandSet::const_iterator sit = cmd.begin();
2805                         CommandSet::const_iterator const sen = cmd.end();
2806                         Alternatives::const_iterator const sysfmt = ignore_system_lyxrc ?
2807                                         system_lyxrc.editor_alternatives.begin() : // we won't use it in this case
2808                                         system_lyxrc.editor_alternatives.find(fmt);
2809                         for (; sit != sen; ++sit) {
2810                                 string const & cmd = *sit;
2811                                 if (ignore_system_lyxrc
2812                                     || sysfmt == sysend               // format not found
2813                                     || sysfmt->second.count(cmd) == 0 // this command not found
2814                                    )
2815                                         os << "\\editor_alternatives " << fmt << " \"" << escapeCommand(cmd) << "\"\n";
2816                         }
2817                 }
2818                 if (tag != RC_LAST)
2819                         break;
2820         }
2821         case RC_DEFAULT_OTF_VIEW_FORMAT:
2822                 if ((ignore_system_lyxrc ||
2823                      default_otf_view_format != system_lyxrc.default_otf_view_format)
2824                     && !default_otf_view_format.empty()) {
2825                         os << "\\default_otf_view_format " << default_otf_view_format << '\n';
2826                 }
2827                 if (tag != RC_LAST)
2828                         break;
2829         case RC_DEFAULT_VIEW_FORMAT:
2830                 if (ignore_system_lyxrc ||
2831                     default_view_format != system_lyxrc.default_view_format) {
2832                         os << "\\default_view_format " << default_view_format << '\n';
2833                 }
2834                 if (tag != RC_LAST)
2835                         break;
2836         case RC_VIEWER:
2837                 // Ignore it
2838                 if (tag != RC_LAST)
2839                         break;
2840
2841                 os << "\n#\n"
2842                    << "# CONVERTERS SECTION ##########################\n"
2843                    << "#\n\n";
2844
2845         case RC_CONVERTER:
2846                 // Look for new converters
2847                 for (Converters::const_iterator cit = theConverters().begin();
2848                      cit != theConverters().end(); ++cit) {
2849                         Converter const * converter =
2850                                 theSystemConverters().getConverter(cit->from(),
2851                                                                    cit->to());
2852                         if (!converter ||
2853                             converter->command() != cit->command() ||
2854                             converter->flags() != cit->flags())
2855                                 os << "\\converter \"" << cit->from() << "\" \""
2856                                    << cit->to() << "\" \""
2857                                    << escapeCommand(cit->command()) << "\" \""
2858                                    << cit->flags() << "\"\n";
2859                 }
2860
2861                 // New/modifed converters
2862                 for (Converters::const_iterator cit = theSystemConverters().begin();
2863                      cit != theSystemConverters().end(); ++cit)
2864                         if (!theConverters().getConverter(cit->from(), cit->to()))
2865                                 os << "\\converter \"" << cit->from()
2866                                    << "\" \"" << cit->to() << "\" \"\" \"\"\n";
2867                 if (tag != RC_LAST)
2868                         break;
2869
2870         case RC_COPIER:
2871                 if (tag == RC_LAST)
2872                         os << "\n#\n"
2873                            << "# COPIERS SECTION ##########################\n"
2874                            << "#\n\n";
2875
2876                 // Look for new movers
2877                 Movers::const_iterator const sysbegin = theSystemMovers().begin();
2878                 Movers::const_iterator const sysend = theSystemMovers().end();
2879                 Movers::const_iterator it = theMovers().begin();
2880                 Movers::const_iterator end = theMovers().end();
2881
2882                 for (; it != end; ++it) {
2883                         Movers::const_iterator const sysit =
2884                                 find_if(sysbegin, sysend, SameMover(*it));
2885                         if (sysit == sysend) {
2886                                 string const & fmt = it->first;
2887                                 string const & command =
2888                                         it->second.command();
2889
2890                                 os << "\\copier " << fmt
2891                                    << " \"" << escapeCommand(command) << "\"\n";
2892                         }
2893                 }
2894                 if (tag != RC_LAST)
2895                         break;
2896
2897                 // We don't actually delete SpecialisedMover(s) from the
2898                 // map, just clear their 'command', so there's no need
2899                 // to test for anything else.
2900         }
2901
2902         os.flush();
2903 }
2904
2905
2906 void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new)
2907 {
2908         // Why the switch you might ask. It is a trick to ensure that all
2909         // the elements in the LyXRCTags enum is handled. As you can see
2910         // there are no breaks at all. So it is just a huge fall-through.
2911         // The nice thing is that we will get a warning from the compiler
2912         // if we forget an element.
2913         LyXRC::LyXRCTags tag = LyXRC::RC_LAST;
2914         switch (tag) {
2915         case LyXRC::RC_LAST:
2916         case LyXRC::RC_ACCEPT_COMPOUND:
2917                 if (lyxrc_orig.spellchecker_accept_compound != lyxrc_new.spellchecker_accept_compound)
2918                         if (theSpellChecker()) theSpellChecker()->advanceChangeNumber();
2919         case LyXRC::RC_ALT_LANG:
2920         case LyXRC::RC_PLAINTEXT_LINELEN:
2921         case LyXRC::RC_AUTOCORRECTION_MATH:
2922         case LyXRC::RC_AUTOREGIONDELETE:
2923         case LyXRC::RC_AUTORESET_OPTIONS:
2924         case LyXRC::RC_AUTOSAVE:
2925         case LyXRC::RC_AUTO_NUMBER:
2926         case LyXRC::RC_BACKUPDIR_PATH:
2927         case LyXRC::RC_BIBTEX_ALTERNATIVES:
2928         case LyXRC::RC_BIBTEX_COMMAND:
2929         case LyXRC::RC_BINDFILE:
2930         case LyXRC::RC_CHECKLASTFILES:
2931         case LyXRC::RC_COMPLETION_CURSOR_TEXT:
2932         case LyXRC::RC_COMPLETION_INLINE_DELAY:
2933         case LyXRC::RC_COMPLETION_INLINE_DOTS:
2934         case LyXRC::RC_COMPLETION_INLINE_MATH:
2935         case LyXRC::RC_COMPLETION_INLINE_TEXT:
2936         case LyXRC::RC_COMPLETION_POPUP_AFTER_COMPLETE:
2937         case LyXRC::RC_COMPLETION_POPUP_DELAY:
2938         case LyXRC::RC_COMPLETION_POPUP_MATH:
2939         case LyXRC::RC_COMPLETION_POPUP_TEXT:
2940         case LyXRC::RC_COMPLETION_MINLENGTH:
2941         case LyXRC::RC_USELASTFILEPOS:
2942         case LyXRC::RC_LOADSESSION:
2943         case LyXRC::RC_CHKTEX_COMMAND:
2944         case LyXRC::RC_CONVERTER:
2945         case LyXRC::RC_CONVERTER_CACHE_MAXAGE:
2946         case LyXRC::RC_COPIER:
2947         case LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR:
2948         case LyXRC::RC_SCROLL_BELOW_DOCUMENT:
2949         case LyXRC::RC_DATE_INSERT_FORMAT:
2950         case LyXRC::RC_GUI_LANGUAGE:
2951         case LyXRC::RC_DEFAULT_OTF_VIEW_FORMAT:
2952         case LyXRC::RC_DEFAULT_VIEW_FORMAT:
2953         case LyXRC::RC_DEFFILE:
2954         case LyXRC::RC_DIALOGS_ICONIFY_WITH_MAIN:
2955         case LyXRC::RC_DISPLAY_GRAPHICS:
2956         case LyXRC::RC_DOCUMENTPATH:
2957                 if (lyxrc_orig.document_path != lyxrc_new.document_path) {
2958                         FileName path(lyxrc_new.document_path);
2959                         if (path.exists() && path.isDirectory())
2960                                 package().document_dir() = FileName(lyxrc.document_path);
2961                 }
2962         case LyXRC::RC_EDITOR_ALTERNATIVES:
2963         case LyXRC::RC_ESC_CHARS:
2964         case LyXRC::RC_EXAMPLEPATH:
2965         case LyXRC::RC_FONT_ENCODING:
2966         case LyXRC::RC_FILEFORMAT:
2967         case LyXRC::RC_GROUP_LAYOUTS:
2968         case LyXRC::RC_HUNSPELLDIR_PATH:
2969         case LyXRC::RC_ICON_SET:
2970         case LyXRC::RC_INDEX_ALTERNATIVES:
2971         case LyXRC::RC_INDEX_COMMAND:
2972         case LyXRC::RC_JBIBTEX_COMMAND:
2973         case LyXRC::RC_JINDEX_COMMAND:
2974         case LyXRC::RC_NOMENCL_COMMAND:
2975         case LyXRC::RC_INPUT:
2976         case LyXRC::RC_KBMAP:
2977         case LyXRC::RC_KBMAP_PRIMARY:
2978         case LyXRC::RC_KBMAP_SECONDARY:
2979         case LyXRC::RC_LANGUAGE_AUTO_BEGIN:
2980         case LyXRC::RC_LANGUAGE_AUTO_END:
2981         case LyXRC::RC_LANGUAGE_COMMAND_BEGIN:
2982         case LyXRC::RC_LANGUAGE_COMMAND_END:
2983         case LyXRC::RC_LANGUAGE_COMMAND_LOCAL:
2984         case LyXRC::RC_LANGUAGE_GLOBAL_OPTIONS:
2985         case LyXRC::RC_LANGUAGE_CUSTOM_PACKAGE:
2986         case LyXRC::RC_LANGUAGE_PACKAGE_SELECTION:
2987         case LyXRC::RC_LYXRCFORMAT:
2988         case LyXRC::RC_MAC_DONTSWAP_CTRL_META:
2989         case LyXRC::RC_MAC_LIKE_CURSOR_MOVEMENT:
2990         case LyXRC::RC_MACRO_EDIT_STYLE:
2991         case LyXRC::RC_MAKE_BACKUP:
2992         case LyXRC::RC_MARK_FOREIGN_LANGUAGE:
2993         case LyXRC::RC_MOUSE_WHEEL_SPEED:
2994         case LyXRC::RC_MOUSE_MIDDLEBUTTON_PASTE:
2995         case LyXRC::RC_NUMLASTFILES:
2996         case LyXRC::RC_PARAGRAPH_MARKERS:
2997         case LyXRC::RC_PATH_PREFIX:
2998                 if (lyxrc_orig.path_prefix != lyxrc_new.path_prefix) {
2999                         prependEnvPath("PATH", lyxrc_new.path_prefix);
3000                         // Resets python path
3001                         support::os::python(true);
3002                 }
3003         case LyXRC::RC_PREVIEW:
3004         case LyXRC::RC_PREVIEW_HASHED_LABELS:
3005         case LyXRC::RC_PREVIEW_SCALE_FACTOR:
3006         case LyXRC::RC_PRINTCOLLCOPIESFLAG:
3007         case LyXRC::RC_PRINTCOPIESFLAG:
3008         case LyXRC::RC_PRINTER:
3009         case LyXRC::RC_PRINTEVENPAGEFLAG:
3010         case LyXRC::RC_PRINTEXSTRAOPTIONS:
3011         case LyXRC::RC_PRINTFILEEXTENSION:
3012         case LyXRC::RC_PRINTLANDSCAPEFLAG:
3013         case LyXRC::RC_PRINTODDPAGEFLAG:
3014         case LyXRC::RC_PRINTPAGERANGEFLAG:
3015         case LyXRC::RC_PRINTPAPERDIMENSIONFLAG:
3016         case LyXRC::RC_PRINTPAPERFLAG:
3017         case LyXRC::RC_PRINTREVERSEFLAG:
3018         case LyXRC::RC_PRINTSPOOL_COMMAND:
3019         case LyXRC::RC_PRINTSPOOL_PRINTERPREFIX:
3020         case LyXRC::RC_PRINTTOFILE:
3021         case LyXRC::RC_PRINTTOPRINTER:
3022         case LyXRC::RC_PRINT_ADAPTOUTPUT:
3023         case LyXRC::RC_PRINT_COMMAND:
3024         case LyXRC::RC_SAVE_COMPRESSED:
3025         case LyXRC::RC_SCREEN_DPI:
3026         case LyXRC::RC_SCREEN_FONT_ROMAN:
3027         case LyXRC::RC_SCREEN_FONT_ROMAN_FOUNDRY:
3028         case LyXRC::RC_SCREEN_FONT_SANS:
3029         case LyXRC::RC_SCREEN_FONT_SANS_FOUNDRY:
3030         case LyXRC::RC_SCREEN_FONT_SCALABLE:
3031         case LyXRC::RC_SCREEN_FONT_SIZES:
3032         case LyXRC::RC_SCREEN_FONT_TYPEWRITER:
3033         case LyXRC::RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
3034         case LyXRC::RC_GEOMETRY_SESSION:
3035         case LyXRC::RC_SCREEN_ZOOM:
3036         case LyXRC::RC_SERVERPIPE:
3037         case LyXRC::RC_SET_COLOR:
3038         case LyXRC::RC_SHOW_BANNER:
3039         case LyXRC::RC_OPEN_BUFFERS_IN_TABS:
3040         case LyXRC::RC_SPELLCHECKER:
3041                 if (lyxrc_orig.spellchecker != lyxrc_new.spellchecker)
3042                         setSpellChecker();
3043         case LyXRC::RC_SPELLCHECK_CONTINUOUSLY:
3044         case LyXRC::RC_SPELLCHECK_NOTES:
3045         case LyXRC::RC_SPLITINDEX_COMMAND:
3046         case LyXRC::RC_TEMPDIRPATH:
3047         case LyXRC::RC_TEMPLATEPATH:
3048         case LyXRC::RC_TEX_ALLOWS_SPACES:
3049         case LyXRC::RC_TEX_EXPECTS_WINDOWS_PATHS:
3050                 if (lyxrc_orig.windows_style_tex_paths != lyxrc_new.windows_style_tex_paths) {
3051                         os::windows_style_tex_paths(lyxrc_new.windows_style_tex_paths);
3052                 }
3053         case LyXRC::RC_TEXINPUTS_PREFIX:
3054         case LyXRC::RC_THESAURUSDIRPATH:
3055         case LyXRC::RC_UIFILE:
3056         case LyXRC::RC_USER_EMAIL:
3057         case LyXRC::RC_USER_NAME:
3058         case LyXRC::RC_USE_CONVERTER_CACHE:
3059         case LyXRC::RC_USE_SYSTEM_COLORS:
3060         case LyXRC::RC_USE_TOOLTIP:
3061         case LyXRC::RC_USE_PIXMAP_CACHE:
3062         case LyXRC::RC_USE_QIMAGE:
3063         case LyXRC::RC_USE_SYSTEM_THEME_ICONS:
3064         case LyXRC::RC_VIEWDVI_PAPEROPTION:
3065         case LyXRC::RC_SINGLE_CLOSE_TAB_BUTTON:
3066         case LyXRC::RC_SINGLE_INSTANCE:
3067         case LyXRC::RC_SORT_LAYOUTS:
3068         case LyXRC::RC_FULL_SCREEN_LIMIT:
3069         case LyXRC::RC_FULL_SCREEN_SCROLLBAR:
3070         case LyXRC::RC_FULL_SCREEN_MENUBAR:
3071         case LyXRC::RC_FULL_SCREEN_STATUSBAR:
3072         case LyXRC::RC_FULL_SCREEN_TABBAR:
3073         case LyXRC::RC_FULL_SCREEN_TOOLBARS:
3074         case LyXRC::RC_FULL_SCREEN_WIDTH:
3075         case LyXRC::RC_VISUAL_CURSOR:
3076         case LyXRC::RC_CLOSE_BUFFER_WITH_LAST_VIEW:
3077         case LyXRC::RC_VIEWER:
3078         case LyXRC::RC_VIEWER_ALTERNATIVES:
3079         case LyXRC::RC_FORWARD_SEARCH_DVI:
3080         case LyXRC::RC_FORWARD_SEARCH_PDF:
3081         case LyXRC::RC_EXPORT_OVERWRITE:
3082         case LyXRC::RC_DEFAULT_DECIMAL_POINT:
3083         case LyXRC::RC_DEFAULT_LENGTH_UNIT:
3084         case LyXRC::RC_SCROLL_WHEEL_ZOOM:
3085         case LyXRC::RC_CURSOR_WIDTH:
3086                 break;
3087         }
3088 }
3089
3090
3091 #if 0
3092 string const LyXRC::getDescription(LyXRCTags tag)
3093 {
3094         docstring str;
3095
3096         switch (tag) {
3097         case RC_ACCEPT_COMPOUND:
3098                 str = _("Consider run-together words, such as \"diskdrive\" for \"disk drive\", as legal words?");
3099                 break;
3100
3101         case RC_ALT_LANG:
3102                 str = _("Specify an alternate language. The default is to use the language of the document.");
3103                 break;
3104
3105         case RC_PLAINTEXT_LINELEN:
3106                 str = _("The maximum line length of exported plain text/LaTeX/SGML files. If set to 0, paragraphs are output in a single line; if the line length is > 0, paragraphs are separated by a blank line.");
3107                 break;
3108
3109         case RC_AUTOREGIONDELETE:
3110                 str = _("De-select if you don't want the current selection to be replaced automatically by what you type.");
3111                 break;
3112
3113         case RC_AUTORESET_OPTIONS:
3114                 str = _("De-select if you don't want the class options to be reset to defaults after class change.");
3115                 break;
3116
3117         case RC_AUTOSAVE:
3118                 str = _("The time interval between auto-saves (in seconds). 0 means no auto-save.");
3119                 break;
3120
3121         case RC_AUTO_NUMBER:
3122                 break;
3123
3124         case RC_BACKUPDIR_PATH:
3125                 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.");
3126                 break;
3127
3128         case RC_BIBTEX_COMMAND:
3129                 str = _("Define the options of bibtex (cf. man bibtex) or select an alternative compiler (e.g. mlbibtex or bibulus).");
3130                 break;
3131
3132         case RC_JBIBTEX_COMMAND:
3133                 str = _("Define the options of the bibtex program for PLaTeX (Japanese LaTeX).");
3134                 break;
3135
3136         case RC_BINDFILE:
3137                 str = _("Keybindings file. Can either specify an absolute path, or LyX will look in its global and local bind/ directories.");
3138                 break;
3139
3140         case RC_CHECKLASTFILES:
3141                 str = _("Select to check whether the lastfiles still exist.");
3142                 break;
3143
3144         case RC_CHKTEX_COMMAND:
3145                 str = _("Define how to run chktex. E.g. \"chktex -n11 -n1 -n3 -n6 -n9 -22 -n25 -n30 -n38\" Refer to the ChkTeX documentation.");
3146                 break;
3147
3148         case RC_CONVERTER:
3149                 break;
3150
3151         case RC_COPIER:
3152                 break;
3153
3154         case RC_CURSOR_FOLLOWS_SCROLLBAR:
3155                 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.");
3156                 break;
3157
3158         case RC_CURSOR_WIDTH:
3159                 str = _("Configure the width of the text cursor. Automatic zoom-controlled cursor width used when set to 0.");
3160                 break;
3161
3162         case RC_SCROLL_BELOW_DOCUMENT:
3163                 str = _("LyX normally doesn't allow the user to scroll further than the bottom of the document. Set to true if you prefer to scroll the bottom of the document to the top of the screen");
3164                 break;
3165
3166         case RC_MAC_DONTSWAP_CTRL_META:
3167                 str = _("Make Apple key act as Meta and Control key as Ctrl.");
3168                 break;
3169
3170         case RC_MAC_LIKE_CURSOR_MOVEMENT:
3171                 str = _("Use the Mac OS X conventions for cursor movement");
3172                 break;
3173
3174         case RC_SHOW_MACRO_LABEL:
3175                 str = _("Show a small box around a Math Macro with the macro name when the cursor is inside.");
3176                 break;
3177
3178         case RC_DATE_INSERT_FORMAT:
3179                 //xgettext:no-c-format
3180                 str = _("This accepts the normal strftime formats; see man strftime for full details. E.g.\"%A, %e. %B %Y\".");
3181                 break;
3182
3183         case RC_DEFFILE:
3184                 str = _("Command definition file. Can either specify an absolute path, or LyX will look in its global and local commands/ directories.");
3185                 break;
3186
3187         case RC_DEFAULT_OTF_VIEW_FORMAT:
3188                 str = _("The default format used with LFUN_BUFFER_[VIEW|UPDATE] with non-TeX fonts.");
3189                 break;
3190
3191         case RC_DEFAULT_VIEW_FORMAT:
3192                 str = _("The default format used with LFUN_BUFFER_[VIEW|UPDATE].");
3193                 break;
3194
3195         case RC_DIALOGS_ICONIFY_WITH_MAIN:
3196                 str = _("Iconify the dialogs when the main window is iconified. (Affects only dialogs shown after the change has been made.)");
3197                 break;
3198
3199         case RC_DISPLAY_GRAPHICS:
3200                 str = _("Select how LyX will display any graphics.");
3201                 break;
3202
3203         case RC_DOCUMENTPATH:
3204                 str = _("The default path for your documents. An empty value selects the directory LyX was started from.");
3205                 break;
3206
3207         case RC_ESC_CHARS:
3208                 str = _("Specify additional chars that can be part of a word.");
3209                 break;
3210
3211         case RC_EXAMPLEPATH:
3212                 str = _("The path that LyX will set when offering to choose an example. An empty value selects the directory LyX was started from.");
3213                 break;
3214
3215         case RC_FONT_ENCODING:
3216                 str = _("The font encoding used for the LaTeX2e fontenc package. T1 is highly recommended for non-English languages.");
3217                 break;
3218
3219         case RC_FILEFORMAT:
3220                 break;
3221
3222         case RC_INDEX_COMMAND:
3223                 str = _("Define the options of makeindex (cf. man makeindex) or select an alternative compiler. E.g., using xindy/make-rules, the command string would be \"makeindex.sh -m $$lang\".");
3224                 break;
3225
3226         case RC_JINDEX_COMMAND:
3227                 str = _("Define the options of the index program for PLaTeX (Japanese LaTeX).");
3228                 break;
3229
3230         case RC_NOMENCL_COMMAND:
3231                 str = _("Define the options of makeindex (cf. man makeindex) to be used for nomenclatures. This might differ from the index processing options.");
3232                 break;
3233
3234         case RC_INPUT:
3235                 break;
3236
3237         case RC_KBMAP:
3238         case RC_KBMAP_PRIMARY:
3239         case RC_KBMAP_SECONDARY:
3240                 str = _("Use this to set the correct mapping file for your keyboard. You'll need this if you for instance want to type German documents on an American keyboard.");
3241                 break;
3242
3243         case RC_LANGUAGE_AUTO_BEGIN:
3244                 str = _("Select if a language switching command is needed at the beginning of the document.");
3245                 break;
3246
3247         case RC_LANGUAGE_AUTO_END:
3248                 str = _("Select if a language switching command is needed at the end of the document.");
3249                 break;
3250
3251         case RC_LANGUAGE_COMMAND_BEGIN:
3252                 str = _("The LaTeX command for changing from the language of the document to another language. E.g. \\selectlanguage{$$lang} where $$lang is substituted by the name of the second language.");
3253                 break;
3254
3255         case RC_LANGUAGE_COMMAND_END:
3256                 str = _("The LaTeX command for changing back to the language of the document.");
3257                 break;
3258
3259         case RC_LANGUAGE_COMMAND_LOCAL:
3260                 str = _("The LaTeX command for local changing of the language.");
3261                 break;
3262
3263         case RC_LANGUAGE_GLOBAL_OPTIONS:
3264                 str = _("De-select if you don't want the language(s) used as an argument to \\documentclass.");
3265                 break;
3266
3267         case RC_LANGUAGE_CUSTOM_PACKAGE:
3268                 str = _("The LaTeX command for loading the language package. E.g. \"\\usepackage{babel}\", \"\\usepackage{omega}\".");
3269                 break;
3270
3271         case RC_LANGUAGE_PACKAGE_SELECTION:
3272                 str = _("De-select if you don't want babel to be used when the language of the document is the default language.");
3273                 break;
3274
3275         case RC_USELASTFILEPOS:
3276                 str = _("De-select if you do not want LyX to scroll to saved position.");
3277                 break;
3278
3279         case RC_LOADSESSION:
3280                 str = _("De-select to prevent loading files opened from the last LyX session.");
3281                 break;
3282
3283         case RC_MAKE_BACKUP:
3284                 str = _("De-select if you don't want LyX to create backup files.");
3285                 break;
3286
3287         case RC_MARK_FOREIGN_LANGUAGE:
3288                 str = _("Select to control the highlighting of words with a language foreign to that of the document.");
3289                 break;
3290
3291         case RC_MOUSE_WHEEL_SPEED:
3292                 str = bformat(_("The scrolling speed of the mouse wheel."),
3293                       maxlastfiles);
3294                 break;
3295
3296         case RC_COMPLETION_POPUP_DELAY:
3297                 str = _("The completion popup delay.");
3298                 break;
3299
3300         case RC_COMPLETION_POPUP_MATH:
3301                 str = _("Select to display the completion popup in math mode.");
3302                 break;
3303
3304         case RC_COMPLETION_POPUP_TEXT:
3305                 str = _("Select to display the completion popup in text mode.");
3306                 break;
3307
3308         case RC_COMPLETION_POPUP_AFTER_COMPLETE:
3309                 str = _("Show the completion popup without delay after non-unique completion attempt.");
3310                 break;
3311
3312         case RC_COMPLETION_POPUP_TEXT:
3313                 str = _("Show a small triangle on the cursor to indicate that a completion is available.");
3314                 break;
3315
3316         case RC_COMPLETION_POPUP_DELAY:
3317                 str = _("The inline completion delay.");
3318                 break;
3319
3320         case RC_COMPLETION_INLINE_MATH:
3321                 str = _("Select to display the inline completion in math mode.");
3322                 break;
3323
3324         case RC_COMPLETION_INLINE_TEXT:
3325                 str = _("Select to display the inline completion in text mode.");
3326                 break;
3327
3328         case RC_COMPLETION_INLINE_DOTS:
3329                 str = _("Use \"...\" to shorten long completions.");
3330                 break;
3331
3332         case RC_AUTOCORRECTION_MATH:
3333                 str = _("Allow TeXMacs shorthand, like => converting to \\Rightarrow.");
3334                 break;
3335
3336         case RC_NUMLASTFILES:
3337                 str = bformat(_("Maximal number of lastfiles. Up to %1$d can appear in the file menu."),
3338                         maxlastfiles);
3339                 break;
3340
3341         case RC_PATH_PREFIX:
3342                 str = _("Specify those directories which should be "
3343                          "prepended to the PATH environment variable.\n"
3344                          "Use the OS native format.");
3345                 break;
3346
3347         case RC_PREVIEW:
3348                 str = _("Shows a typeset preview of things such as math");
3349                 break;
3350
3351         case RC_PREVIEW_HASHED_LABELS:
3352                 str = _("Previewed equations will have \"(#)\" labels rather than numbered ones");
3353                 break;
3354
3355         case RC_PREVIEW_SCALE_FACTOR:
3356                 str = _("Scale the preview size to suit.");
3357                 break;
3358
3359         case RC_PRINTCOLLCOPIESFLAG:
3360                 str = _("The option for specifying whether the copies should be collated.");
3361                 break;
3362
3363         case RC_PRINTCOPIESFLAG:
3364                 str = _("The option for specifying the number of copies to print.");
3365                 break;
3366
3367         case RC_PRINTER:
3368                 str = _("The default printer to print on. If none is specified, LyX will use the environment variable PRINTER.");
3369                 break;
3370
3371         case RC_PRINTEVENPAGEFLAG:
3372                 str = _("The option to print only even pages.");
3373                 break;
3374
3375         case RC_PRINTEXSTRAOPTIONS:
3376                 str = _("Extra options to pass to printing program after everything else, but before the filename of the DVI file to be printed.");
3377                 break;
3378
3379         case RC_PRINTFILEEXTENSION:
3380                 str = _("Extension of printer program output file. Usually \".ps\".");
3381                 break;
3382
3383         case RC_PRINTLANDSCAPEFLAG:
3384                 str = _("The option to print out in landscape.");
3385                 break;
3386
3387         case RC_PRINTODDPAGEFLAG:
3388                 str = _("The option to print only odd pages.");
3389                 break;
3390
3391         case RC_PRINTPAGERANGEFLAG:
3392                 str = _("The option for specifying a comma-separated list of pages to print.");
3393                 break;
3394
3395         case RC_PRINTPAPERDIMENSIONFLAG:
3396                                    str = _("Option to specify the dimensions of the print paper.");
3397                 break;
3398
3399         case RC_PRINTPAPERFLAG:
3400                 str = _("The option to specify paper type.");
3401                 break;
3402
3403         case RC_PRINTREVERSEFLAG:
3404                 str = _("The option to reverse the order of the pages printed.");
3405                 break;
3406
3407         case RC_PRINTSPOOL_COMMAND:
3408                 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.");
3409                 break;
3410
3411         case RC_PRINTSPOOL_PRINTERPREFIX:
3412                 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.");
3413                 break;
3414
3415         case RC_PRINTTOFILE:
3416                 str = _("Option to pass to the print program to print to a file.");
3417                 break;
3418
3419         case RC_PRINTTOPRINTER:
3420                 str = _("Option to pass to the print program to print on a specific printer.");
3421                 break;
3422
3423         case RC_PRINT_ADAPTOUTPUT:
3424                 str = _("Select for LyX to pass the name of the destination printer to your print command.");
3425                 break;
3426
3427         case RC_PRINT_COMMAND:
3428                 str = _("Your favorite print program, e.g. \"dvips\", \"dvilj4\".");
3429                 break;
3430
3431         case RC_VISUAL_CURSOR:
3432                 str = _("Select to have visual bidi cursor movement, unselect for logical movement.");
3433                 break;
3434
3435         case RC_CLOSE_BUFFER_WITH_LAST_VIEW:
3436                 str = _("Specify whether, closing the last view of an open document, LyX should close the document (yes), hide it (no), or ask the user (ask).");
3437                 break;
3438
3439         case RC_SCREEN_DPI:
3440                 str = _("DPI (dots per inch) of your monitor is auto-detected by LyX. If that goes wrong, override the setting here.");
3441                 break;
3442
3443         case RC_SCREEN_FONT_ROMAN:
3444         case RC_SCREEN_FONT_SANS:
3445         case RC_SCREEN_FONT_TYPEWRITER:
3446                 str = _("The screen fonts used to display the text while editing.");
3447                 break;
3448
3449         case RC_SCREEN_FONT_ROMAN_FOUNDRY:
3450         case RC_SCREEN_FONT_SANS_FOUNDRY:
3451         case RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
3452                 break;
3453
3454         case RC_SCREEN_FONT_SCALABLE:
3455                 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.");
3456                 break;
3457
3458         case RC_SCREEN_FONT_SIZES:
3459                 str = _("The font sizes used for calculating the scaling of the screen fonts.");
3460                 break;
3461
3462         case RC_SCREEN_ZOOM:
3463                 //xgettext:no-c-format
3464                 str = _("The zoom percentage for screen fonts. A setting of 100% will make the fonts roughly the same size as on paper.");
3465                 break;
3466
3467         case RC_GEOMETRY_SESSION:
3468                 str = _("Allow session manager to save and restore windows geometry.");
3469                 break;
3470
3471         case RC_SERVERPIPE:
3472                 str = _("This starts the lyxserver. The pipes get an additional extension \".in\" and \".out\". Only for advanced users.");
3473                 break;
3474
3475         case RC_SET_COLOR:
3476                 break;
3477
3478         case RC_SHOW_BANNER:
3479                 str = _("De-select if you don't want the startup banner.");
3480                 break;
3481
3482         case RC_TEMPDIRPATH:
3483                 str = _("LyX will place its temporary directories in this path. They will be deleted when you quit LyX.");
3484                 break;
3485
3486         case RC_THESAURUSDIRPATH:
3487                 str = _("This is the place where the files of the thesaurus library reside.");
3488                 break;
3489
3490         case RC_TEMPLATEPATH:
3491                 str = _("The path that LyX will set when offering to choose a template. An empty value selects the directory LyX was started from.");
3492                 break;
3493
3494         case RC_TEX_ALLOWS_SPACES:
3495                 break;
3496
3497         case RC_TEX_EXPECTS_WINDOWS_PATHS:
3498                 break;
3499
3500         case RC_TEXINPUTS_PREFIX:
3501                 str = _("Specify those directories which should be "
3502                          "prepended to the TEXINPUTS environment variable.\n"
3503                          "A '.' represents the current document directory. "
3504                          "Use the OS native format.");
3505                 break;
3506
3507         case RC_UIFILE:
3508                 str = _("The UI (user interface) file. Can either specify an absolute path, or LyX will look in its global and local ui/ directories.");
3509                 break;
3510
3511         case RC_USER_EMAIL:
3512                 break;
3513
3514         case RC_USER_NAME:
3515                 break;
3516
3517         case RC_USE_USE_SYSTEM_COLORS:
3518                 str = _("Enable use the system colors for some things like main window background and selection.");
3519                 break;
3520
3521         case RC_USE_TOOLTIP:
3522                 str = _("Enable the automatic appearance of tool tips in the work area.");
3523                 break;
3524
3525         case RC_USE_PIXMAP_CACHE:
3526                 str = _("Enable the pixmap cache that might improve performance on Mac and Windows.");
3527                 break;
3528
3529         case RC_VIEWDVI_PAPEROPTION:
3530                 _("Specify the paper command to DVI viewer (leave empty or use \"-paper\")");
3531                 break;
3532
3533         case RC_VIEWER:
3534                 break;
3535
3536         case RC_LAST:
3537                 break;
3538         }
3539
3540         return str;
3541 }
3542 #endif
3543
3544
3545 // The global instance
3546 LyXRC lyxrc;
3547
3548 // The global copy of the system lyxrc entries (everything except preferences)
3549 LyXRC system_lyxrc;
3550
3551
3552 } // namespace lyx