src/lyxfunc.C

   1 /**
   2  * \file lyxfunc.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Alfredo Braunstein
   7  * \author Lars Gullik Bjønnes
   8  * \author Jean-Marc Lasgouttes
   9  * \author Angus Leeming
  10  * \author John Levon
  11  * \author André Pönitz
  12  * \author Allan Rae
  13  * \author Dekel Tsur
  14  * \author Martin Vermeer
  15  * \author Jürgen Vigna
  16  *
  17  * Full author contact details are available in file CREDITS.
  18  */
  19
  20 #include <config.h>
  21
  22 #include "lyxfunc.h"
  23
  24 #include "BranchList.h"
  25 #include "buffer.h"
  26 #include "buffer_funcs.h"
  27 #include "bufferlist.h"
  28 #include "bufferparams.h"
  29 #include "BufferView.h"
  30 #include "cursor.h"
  31 #include "CutAndPaste.h"
  32 #include "debug.h"
  33 #include "dispatchresult.h"
  34 #include "encoding.h"
  35 #include "errorlist.h"
  36 #include "exporter.h"
  37 #include "format.h"
  38 #include "funcrequest.h"
  39 #include "gettext.h"
  40 #include "importer.h"
  41 #include "insetiterator.h"
  42 #include "intl.h"
  43 #include "kbmap.h"
  44 #include "language.h"
  45 #include "LColor.h"
  46 #include "session.h"
  47 #include "lyx_main.h"
  48 #include "lyx_cb.h"
  49 #include "LyXAction.h"
  50 #include "lyxfind.h"
  51 #include "lyxlex.h"
  52 #include "lyxrc.h"
  53 #include "lyxrow.h"
  54 #include "lyxserver.h"
  55 #include "lyxtextclasslist.h"
  56 #include "lyxvc.h"
  57 #include "paragraph.h"
  58 #include "pariterator.h"
  59 #include "ParagraphParameters.h"
  60 #include "undo.h"
  61
  62 #include "insets/insetbox.h"
  63 #include "insets/insetbranch.h"
  64 #include "insets/insetcommand.h"
  65 #include "insets/insetert.h"
  66 #include "insets/insetexternal.h"
  67 #include "insets/insetfloat.h"
  68 #include "insets/insetgraphics.h"
  69 #include "insets/insetinclude.h"
  70 #include "insets/insetnote.h"
  71 #include "insets/insettabular.h"
  72 #include "insets/insetvspace.h"
  73 #include "insets/insetwrap.h"
  74
  75 #include "frontends/Alert.h"
  76 #include "frontends/Dialogs.h"
  77 #include "frontends/FileDialog.h"
  78 #include "frontends/lyx_gui.h"
  79 #include "frontends/LyXKeySym.h"
  80 #include "frontends/LyXView.h"
  81 #include "frontends/Menubar.h"
  82 #include "frontends/Toolbars.h"
  83
  84 #include "support/environment.h"
  85 #include "support/filefilterlist.h"
  86 #include "support/filetools.h"
  87 #include "support/forkedcontr.h"
  88 #include "support/fs_extras.h"
  89 #include "support/lstrings.h"
  90 #include "support/path.h"
  91 #include "support/package.h"
  92 #include "support/systemcall.h"
  93 #include "support/convert.h"
  94 #include "support/os.h"
  95
  96 #include <boost/current_function.hpp>
  97 #include <boost/filesystem/operations.hpp>
  98
  99 #include <sstream>
 100
 101 using bv_funcs::freefont2string;
 102
 103 using lyx::support::absolutePath;
 104 using lyx::support::addName;
 105 using lyx::support::addPath;
 106 using lyx::support::bformat;
 107 using lyx::support::changeExtension;
 108 using lyx::support::contains;
 109 using lyx::support::FileFilterList;
 110 using lyx::support::fileSearch;
 111 using lyx::support::ForkedcallsController;
 112 using lyx::support::i18nLibFileSearch;
 113 using lyx::support::isDirWriteable;
 114 using lyx::support::isFileReadable;
 115 using lyx::support::isStrInt;
 116 using lyx::support::makeAbsPath;
 117 using lyx::support::makeDisplayPath;
 118 using lyx::support::package;
 119 using lyx::support::Path;
 120 using lyx::support::quoteName;
 121 using lyx::support::rtrim;
 122 using lyx::support::split;
 123 using lyx::support::subst;
 124 using lyx::support::Systemcall;
 125 using lyx::support::token;
 126 using lyx::support::trim;
 127 using lyx::support::prefixIs;
 128
 129 using std::endl;
 130 using std::make_pair;
 131 using std::pair;
 132 using std::string;
 133 using std::istringstream;
 134 using std::ostringstream;
 135
 136 namespace biblio = lyx::biblio;
 137 namespace fs = boost::filesystem;
 138
 139
 140 extern BufferList bufferlist;
 141 extern LyXServer * lyxserver;
 142
 143 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 144
 145 // (alkis)
 146 extern tex_accent_struct get_accent(kb_action action);
 147
 148
 149 namespace {
 150
 151 bool getStatus(LCursor cursor,
 152                FuncRequest const & cmd, FuncStatus & status)
 153 {
 154         // Try to fix cursor in case it is broken.
 155         cursor.fixIfBroken();
 156
 157         // This is, of course, a mess. Better create a new doc iterator and use
 158         // this in Inset::getStatus. This might require an additional
 159         // BufferView * arg, though (which should be avoided)
 160         //LCursor safe = *this;
 161         bool res = false;
 162         for ( ; cursor.depth(); cursor.pop()) {
 163                 //lyxerr << "\nLCursor::getStatus: cmd: " << cmd << endl << *this << endl;
 164                 BOOST_ASSERT(cursor.idx() <= cursor.lastidx());
 165                 BOOST_ASSERT(cursor.pit() <= cursor.lastpit());
 166                 BOOST_ASSERT(cursor.pos() <= cursor.lastpos());
 167
 168                 // The inset's getStatus() will return 'true' if it made
 169                 // a definitive decision on whether it want to handle the
 170                 // request or not. The result of this decision is put into
 171                 // the 'status' parameter.
 172                 if (cursor.inset().getStatus(cursor, cmd, status)) {
 173                         res = true;
 174                         break;
 175                 }
 176         }
 177         return res;
 178 }
 179
 180
 181 /** Return the change status at cursor position, taking in account the
 182  * status at each level of the document iterator (a table in a deleted
 183  * footnote is deleted).
 184  * When \param outer is true, the top slice is not looked at.
 185  */
 186 Change::Type lookupChange(DocIterator const & dit, bool outer = false)
 187 {
 188         size_t const depth = dit.depth() - (outer ? 1 : 0);
 189
 190         for (size_t i = 0 ; i < depth ; ++i) {
 191                 CursorSlice const & slice = dit[i];
 192                 if (!slice.inset().inMathed()
 193                     && slice.pos() < slice.paragraph().size()) {
 194                         Change::Type const ch = slice.paragraph().lookupChange(slice.pos());
 195                         if (ch != Change::UNCHANGED)
 196                                 return ch;
 197                 }
 198         }
 199         return Change::UNCHANGED;
 200 }
 201
 202 }
 203
 204 LyXFunc::LyXFunc(LyXView * lv)
 205         : owner(lv),
 206         encoded_last_key(0),
 207         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 208         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get()),
 209         meta_fake_bit(key_modifier::none)
 210 {
 211 }
 212
 213
 214 void LyXFunc::handleKeyFunc(kb_action action)
 215 {
 216         char c = encoded_last_key;
 217
 218         if (keyseq.length()) {
 219                 c = 0;
 220         }
 221
 222         owner->getIntl().getTransManager()
 223                 .deadkey(c, get_accent(action).accent, view()->getLyXText());
 224         // Need to clear, in case the minibuffer calls these
 225         // actions
 226         keyseq.clear();
 227         // copied verbatim from do_accent_char
 228         view()->cursor().resetAnchor();
 229         view()->update();
 230 }
 231
 232
 233 void LyXFunc::processKeySym(LyXKeySymPtr keysym, key_modifier::state state)
 234 {
 235         lyxerr[Debug::KEY] << "KeySym is " << keysym->getSymbolName() << endl;
 236
 237         // Do nothing if we have nothing (JMarc)
 238         if (!keysym->isOK()) {
 239                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 240                                    << endl;
 241                 return;
 242         }
 243
 244         if (keysym->isModifier()) {
 245                 lyxerr[Debug::KEY] << "isModifier true" << endl;
 246                 return;
 247         }
 248
 249         Encoding const * encoding = view()->cursor().getEncoding();
 250
 251         encoded_last_key = keysym->getISOEncoded(encoding ? encoding->name() : "");
 252
 253         // Do a one-deep top-level lookup for
 254         // cancel and meta-fake keys. RVDK_PATCH_5
 255         cancel_meta_seq.reset();
 256
 257         FuncRequest func = cancel_meta_seq.addkey(keysym, state);
 258         lyxerr[Debug::KEY] << BOOST_CURRENT_FUNCTION
 259                            << " action first set to [" << func.action << ']'
 260                            << endl;
 261
 262         // When not cancel or meta-fake, do the normal lookup.
 263         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 264         // Mostly, meta_fake_bit = key_modifier::none. RVDK_PATCH_5.
 265         if ((func.action != LFUN_CANCEL) && (func.action != LFUN_META_FAKE)) {
 266                 // remove Caps Lock and Mod2 as a modifiers
 267                 func = keyseq.addkey(keysym, (state | meta_fake_bit));
 268                 lyxerr[Debug::KEY] << BOOST_CURRENT_FUNCTION
 269                                    << "action now set to ["
 270                                    << func.action << ']' << endl;
 271         }
 272
 273         // Dont remove this unless you know what you are doing.
 274         meta_fake_bit = key_modifier::none;
 275
 276         // Can this happen now ?
 277         if (func.action == LFUN_NOACTION) {
 278                 func = FuncRequest(LFUN_PREFIX);
 279         }
 280
 281         if (lyxerr.debugging(Debug::KEY)) {
 282                 lyxerr << BOOST_CURRENT_FUNCTION
 283                        << " Key [action="
 284                        << func.action << "]["
 285                        << keyseq.print() << ']'
 286                        << endl;
 287         }
 288
 289         // already here we know if it any point in going further
 290         // why not return already here if action == -1 and
 291         // num_bytes == 0? (Lgb)
 292
 293         if (keyseq.length() > 1) {
 294                 owner->message(keyseq.print());
 295         }
 296
 297
 298         // Maybe user can only reach the key via holding down shift.
 299         // Let's see. But only if shift is the only modifier
 300         if (func.action == LFUN_UNKNOWN_ACTION &&
 301             state == key_modifier::shift) {
 302                 lyxerr[Debug::KEY] << "Trying without shift" << endl;
 303                 func = keyseq.addkey(keysym, key_modifier::none);
 304                 lyxerr[Debug::KEY] << "Action now " << func.action << endl;
 305         }
 306
 307         if (func.action == LFUN_UNKNOWN_ACTION) {
 308                 // Hmm, we didn't match any of the keysequences. See
 309                 // if it's normal insertable text not already covered
 310                 // by a binding
 311                 if (keysym->isText() && keyseq.length() == 1) {
 312                         lyxerr[Debug::KEY] << "isText() is true, inserting." << endl;
 313                         func = FuncRequest(LFUN_SELFINSERT,
 314                                            FuncRequest::KEYBOARD);
 315                 } else {
 316                         lyxerr[Debug::KEY] << "Unknown, !isText() - giving up" << endl;
 317                         owner->message(_("Unknown function."));
 318                         return;
 319                 }
 320         }
 321
 322         if (func.action == LFUN_SELFINSERT) {
 323                 if (encoded_last_key != 0) {
 324                         string const arg(1, encoded_last_key);
 325                         dispatch(FuncRequest(LFUN_SELFINSERT, arg,
 326                                              FuncRequest::KEYBOARD));
 327                         lyxerr[Debug::KEY]
 328                                 << "SelfInsert arg[`" << arg << "']" << endl;
 329                 }
 330         } else {
 331                 dispatch(func);
 332         }
 333 }
 334
 335
 336 FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
 337 {
 338         //lyxerr << "LyXFunc::getStatus: cmd: " << cmd << endl;
 339         FuncStatus flag;
 340         LCursor & cur = view()->cursor();
 341
 342         /* In LyX/Mac, when a dialog is open, the menus of the
 343            application can still be accessed without giving focus to
 344            the main window. In this case, we want to disable the menu
 345            entries that are buffer-related.
 346
 347            Note that this code is not perfect, as bug 1941 attests:
 348            http://bugzilla.lyx.org/show_bug.cgi?id=1941#c4
 349         */
 350         Buffer * buf;
 351         if (cmd.origin == FuncRequest::UI && !owner->hasFocus())
 352                 buf = 0;
 353         else
 354                 buf = owner->buffer();
 355
 356         if (cmd.action == LFUN_NOACTION) {
 357                 flag.message(N_("Nothing to do"));
 358                 flag.enabled(false);
 359                 return flag;
 360         }
 361
 362         switch (cmd.action) {
 363         case LFUN_UNKNOWN_ACTION:
 364 #ifndef HAVE_LIBAIKSAURUS
 365         case LFUN_THESAURUS_ENTRY:
 366 #endif
 367                 flag.unknown(true);
 368                 flag.enabled(false);
 369                 break;
 370         default:
 371                 flag |= lyx_gui::getStatus(cmd);
 372         }
 373
 374         if (flag.unknown()) {
 375                 flag.message(N_("Unknown action"));
 376                 return flag;
 377         }
 378
 379         if (!flag.enabled()) {
 380                 if (flag.message().empty())
 381                         flag.message(N_("Command disabled"));
 382                 return flag;
 383         }
 384
 385         // Check whether we need a buffer
 386         if (!lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer) && !buf) {
 387                 // no, exit directly
 388                 flag.message(N_("Command not allowed with"
 389                                     "out any document open"));
 390                 flag.enabled(false);
 391                 return flag;
 392         }
 393
 394         // I would really like to avoid having this switch and rather try to
 395         // encode this in the function itself.
 396         // -- And I'd rather let an inset decide which LFUNs it is willing
 397         // to handle (Andre')
 398         bool enable = true;
 399         switch (cmd.action) {
 400         case LFUN_TOOLTIPS_TOGGLE:
 401                 flag.setOnOff(owner->getDialogs().tooltipsEnabled());
 402                 break;
 403
 404         case LFUN_READ_ONLY_TOGGLE:
 405                 flag.setOnOff(buf->isReadonly());
 406                 break;
 407
 408         case LFUN_SWITCHBUFFER:
 409                 // toggle on the current buffer, but do not toggle off
 410                 // the other ones (is that a good idea?)
 411                 if (cmd.argument == buf->fileName())
 412                         flag.setOnOff(true);
 413                 break;
 414
 415         case LFUN_EXPORT:
 416                 enable = cmd.argument == "custom"
 417                         || Exporter::isExportable(*buf, cmd.argument);
 418                 break;
 419
 420         case LFUN_RUNCHKTEX:
 421                 enable = buf->isLatex() && lyxrc.chktex_command != "none";
 422                 break;
 423
 424         case LFUN_BUILDPROG:
 425                 enable = Exporter::isExportable(*buf, "program");
 426                 break;
 427
 428         case LFUN_LAYOUT_TABULAR:
 429                 enable = cur.innerInsetOfType(InsetBase::TABULAR_CODE);
 430                 break;
 431
 432         case LFUN_LAYOUT:
 433         case LFUN_LAYOUT_PARAGRAPH:
 434                 enable = !cur.inset().forceDefaultParagraphs(cur.idx());
 435                 break;
 436
 437         case LFUN_VC_REGISTER:
 438                 enable = !buf->lyxvc().inUse();
 439                 break;
 440         case LFUN_VC_CHECKIN:
 441                 enable = buf->lyxvc().inUse() && !buf->isReadonly();
 442                 break;
 443         case LFUN_VC_CHECKOUT:
 444                 enable = buf->lyxvc().inUse() && buf->isReadonly();
 445                 break;
 446         case LFUN_VC_REVERT:
 447         case LFUN_VC_UNDO:
 448                 enable = buf->lyxvc().inUse();
 449                 break;
 450         case LFUN_MENURELOAD:
 451                 enable = !buf->isUnnamed() && !buf->isClean();
 452                 break;
 453
 454         case LFUN_INSET_SETTINGS: {
 455                 enable = false;
 456                 if (!cur)
 457                         break;
 458                 InsetBase::Code code = cur.inset().lyxCode();
 459                 switch (code) {
 460                         case InsetBase::TABULAR_CODE:
 461                                 enable = cmd.argument == "tabular";
 462                                 break;
 463                         case InsetBase::ERT_CODE:
 464                                 enable = cmd.argument == "ert";
 465                                 break;
 466                         case InsetBase::FLOAT_CODE:
 467                                 enable = cmd.argument == "float";
 468                                 break;
 469                         case InsetBase::WRAP_CODE:
 470                                 enable = cmd.argument == "wrap";
 471                                 break;
 472                         case InsetBase::NOTE_CODE:
 473                                 enable = cmd.argument == "note";
 474                                 break;
 475                         case InsetBase::BRANCH_CODE:
 476                                 enable = cmd.argument == "branch";
 477                                 break;
 478                         case InsetBase::BOX_CODE:
 479                                 enable = cmd.argument == "box";
 480                                 break;
 481                         default:
 482                                 break;
 483                 }
 484                 break;
 485         }
 486
 487         case LFUN_INSET_APPLY: {
 488                 string const name = cmd.getArg(0);
 489                 InsetBase * inset = owner->getDialogs().getOpenInset(name);
 490                 if (inset) {
 491                         FuncRequest fr(LFUN_INSET_MODIFY, cmd.argument);
 492                         FuncStatus fs;
 493                         bool const success = inset->getStatus(cur, fr, fs);
 494                         // Every inset is supposed to handle this
 495                         BOOST_ASSERT(success);
 496                         flag |= fs;
 497                 } else {
 498                         FuncRequest fr(LFUN_INSET_INSERT, cmd.argument);
 499                         flag |= getStatus(fr);
 500                 }
 501                 enable = flag.enabled();
 502                 break;
 503         }
 504
 505         case LFUN_DIALOG_SHOW: {
 506                 string const name = cmd.getArg(0);
 507                 if (!buf)
 508                         enable = name == "aboutlyx"
 509                                 || name == "file"
 510                                 || name == "forks"
 511                                 || name == "prefs"
 512                                 || name == "texinfo";
 513                 else if (name == "print")
 514                         enable = Exporter::isExportable(*buf, "dvi")
 515                                 && lyxrc.print_command != "none";
 516                 else if (name == "character" || name == "mathpanel")
 517                         enable = cur.inset().lyxCode() != InsetBase::ERT_CODE;
 518                 else if (name == "latexlog")
 519                         enable = isFileReadable(buf->getLogName().second);
 520 #if !defined (USE_ASPELL) && !defined (USE_ISPELL) && !defined (USE_PSPELL)
 521                 else if (name == "spellchecker")
 522                         enable = false;
 523 #endif
 524                 else if (name == "vclog")
 525                         enable = buf->lyxvc().inUse();
 526                 else if (name == "view-source")
 527                         enable = buf;
 528                 break;
 529         }
 530
 531         case LFUN_DIALOG_SHOW_NEW_INSET:
 532                 enable = cur.inset().lyxCode() != InsetBase::ERT_CODE;
 533                 break;
 534
 535         case LFUN_DIALOG_UPDATE: {
 536                 string const name = cmd.getArg(0);
 537                 if (!buf)
 538                         enable = name == "prefs";
 539                 break;
 540         }
 541
 542         case LFUN_INSERT_CITATION: {
 543                 FuncRequest fr(LFUN_INSET_INSERT, "citation");
 544                 enable = getStatus(fr).enabled();
 545                 break;
 546         }
 547
 548         case LFUN_MENUWRITE: {
 549                 enable = view()->buffer()->isUnnamed()
 550                         || !view()->buffer()->isClean();
 551                 break;
 552         }
 553
 554         // this one is difficult to get right. As a half-baked
 555         // solution, we consider only the first action of the sequence
 556         case LFUN_SEQUENCE: {
 557                 // argument contains ';'-terminated commands
 558                 string const firstcmd = token(cmd.argument, ';', 0);
 559                 FuncRequest func(lyxaction.lookupFunc(firstcmd));
 560                 func.origin = cmd.origin;
 561                 flag = getStatus(func);
 562         }
 563
 564         case LFUN_MENUNEW:
 565         case LFUN_MENUNEWTMPLT:
 566         case LFUN_WORDFINDFORWARD:
 567         case LFUN_WORDFINDBACKWARD:
 568         case LFUN_PREFIX:
 569         case LFUN_EXEC_COMMAND:
 570         case LFUN_CANCEL:
 571         case LFUN_META_FAKE:
 572         case LFUN_CLOSEBUFFER:
 573         case LFUN_WRITEAS:
 574         case LFUN_UPDATE:
 575         case LFUN_PREVIEW:
 576         case LFUN_IMPORT:
 577         case LFUN_QUIT:
 578         case LFUN_TOCVIEW:
 579         case LFUN_AUTOSAVE:
 580         case LFUN_RECONFIGURE:
 581         case LFUN_HELP_OPEN:
 582         case LFUN_FILE_NEW:
 583         case LFUN_FILE_OPEN:
 584         case LFUN_DROP_LAYOUTS_CHOICE:
 585         case LFUN_MENU_OPEN_BY_NAME:
 586         case LFUN_GETNAME:
 587         case LFUN_NOTIFY:
 588         case LFUN_GOTOFILEROW:
 589         case LFUN_DIALOG_SHOW_NEXT_INSET:
 590         case LFUN_DIALOG_HIDE:
 591         case LFUN_DIALOG_DISCONNECT_INSET:
 592         case LFUN_CHILDOPEN:
 593         case LFUN_TOGGLECURSORFOLLOW:
 594         case LFUN_KMAP_OFF:
 595         case LFUN_KMAP_PRIM:
 596         case LFUN_KMAP_SEC:
 597         case LFUN_KMAP_TOGGLE:
 598         case LFUN_REPEAT:
 599         case LFUN_EXPORT_CUSTOM:
 600         case LFUN_PRINT:
 601         case LFUN_SAVEPREFERENCES:
 602         case LFUN_SCREEN_FONT_UPDATE:
 603         case LFUN_SET_COLOR:
 604         case LFUN_MESSAGE:
 605         case LFUN_EXTERNAL_EDIT:
 606         case LFUN_GRAPHICS_EDIT:
 607         case LFUN_ALL_INSETS_TOGGLE:
 608         case LFUN_LANGUAGE_BUFFER:
 609         case LFUN_TEXTCLASS_APPLY:
 610         case LFUN_TEXTCLASS_LOAD:
 611         case LFUN_SAVE_AS_DEFAULT:
 612         case LFUN_BUFFERPARAMS_APPLY:
 613         case LFUN_LYXRC_APPLY:
 614         case LFUN_NEXTBUFFER:
 615         case LFUN_PREVIOUSBUFFER:
 616                 // these are handled in our dispatch()
 617                 break;
 618
 619         default:
 620
 621                 if (!::getStatus(cur, cmd, flag))
 622                         flag = view()->getStatus(cmd);
 623         }
 624
 625         if (!enable)
 626                 flag.enabled(false);
 627
 628         // Can we use a readonly buffer?
 629         if (buf && buf->isReadonly()
 630             && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly)
 631             && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
 632                 flag.message(N_("Document is read-only"));
 633                 flag.enabled(false);
 634         }
 635
 636         // Are we in a DELETED change-tracking region?
 637         if (buf && buf->params().tracking_changes
 638             && lookupChange(cur, true) == Change::DELETED
 639             && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly)
 640             && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
 641                 flag.message(N_("This portion of the document is deleted."));
 642                 flag.enabled(false);
 643         }
 644
 645         // the default error message if we disable the command
 646         if (!flag.enabled() && flag.message().empty())
 647                 flag.message(N_("Command disabled"));
 648
 649         return flag;
 650 }
 651
 652
 653 namespace {
 654
 655 bool ensureBufferClean(BufferView * bv)
 656 {
 657         Buffer & buf = *bv->buffer();
 658         if (buf.isClean())
 659                 return true;
 660
 661         string const file = makeDisplayPath(buf.fileName(), 30);
 662         string text = bformat(_("The document %1$s has unsaved "
 663                                 "changes.\n\nDo you want to save "
 664                                 "the document?"), file);
 665         int const ret = Alert::prompt(_("Save changed document?"),
 666                                       text, 0, 1, _("&Save"),
 667                                       _("&Cancel"));
 668
 669         if (ret == 0)
 670                 bv->owner()->dispatch(FuncRequest(LFUN_MENUWRITE));
 671
 672         return buf.isClean();
 673 }
 674
 675
 676 void showPrintError(string const & name)
 677 {
 678         string str = bformat(_("Could not print the document %1$s.\n"
 679                                "Check that your printer is set up correctly."),
 680                              makeDisplayPath(name, 50));
 681         Alert::error(_("Print document failed"), str);
 682 }
 683
 684
 685 void loadTextclass(string const & name)
 686 {
 687         std::pair<bool, lyx::textclass_type> const tc_pair =
 688                 textclasslist.numberOfClass(name);
 689
 690         if (!tc_pair.first) {
 691                 lyxerr << "Document class \"" << name
 692                        << "\" does not exist."
 693                        << std::endl;
 694                 return;
 695         }
 696
 697         lyx::textclass_type const tc = tc_pair.second;
 698
 699         if (!textclasslist[tc].load()) {
 700                 string s = bformat(_("The document could not be converted\n"
 701                                      "into the document class %1$s."),
 702                                    textclasslist[tc].name());
 703                 Alert::error(_("Could not change class"), s);
 704         }
 705 }
 706
 707
 708 void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new);
 709
 710 } //namespace anon
 711
 712
 713 void LyXFunc::dispatch(FuncRequest const & cmd)
 714 {
 715         BOOST_ASSERT(view());
 716         string const argument = cmd.argument;
 717         kb_action const action = cmd.action;
 718
 719         lyxerr[Debug::ACTION] << "LyXFunc::dispatch: cmd: " << cmd << endl;
 720         //lyxerr << "LyXFunc::dispatch: cmd: " << cmd << endl;
 721
 722         // we have not done anything wrong yet.
 723         errorstat = false;
 724         dispatch_buffer.erase();
 725
 726         bool update = false;
 727
 728         FuncStatus const flag = getStatus(cmd);
 729         if (!flag.enabled()) {
 730                 // We cannot use this function here
 731                 lyxerr[Debug::ACTION] << "LyXFunc::dispatch: "
 732                        << lyxaction.getActionName(action)
 733                        << " [" << action << "] is disabled at this location"
 734                        << endl;
 735                 setErrorMessage(flag.message());
 736         } else {
 737
 738                 if (view()->available())
 739                         view()->hideCursor();
 740
 741                 switch (action) {
 742
 743                 case LFUN_WORDFINDFORWARD:
 744                 case LFUN_WORDFINDBACKWARD: {
 745                         static string last_search;
 746                         string searched_string;
 747
 748                         if (!argument.empty()) {
 749                                 last_search = argument;
 750                                 searched_string = argument;
 751                         } else {
 752                                 searched_string = last_search;
 753                         }
 754
 755                         if (searched_string.empty())
 756                                 break;
 757
 758                         bool const fw = action == LFUN_WORDFINDFORWARD;
 759                         string const data =
 760                                 lyx::find::find2string(searched_string, true, false, fw);
 761                         lyx::find::find(view(), FuncRequest(LFUN_WORD_FIND, data));
 762                         break;
 763                 }
 764
 765                 case LFUN_PREFIX:
 766                         owner->message(keyseq.printOptions());
 767                         break;
 768
 769                 case LFUN_EXEC_COMMAND:
 770                         owner->getToolbars().display("minibuffer", true);
 771                         owner->focus_command_buffer();
 772                         break;
 773
 774                 case LFUN_CANCEL:
 775                         keyseq.reset();
 776                         meta_fake_bit = key_modifier::none;
 777                         if (view()->available())
 778                                 // cancel any selection
 779                                 dispatch(FuncRequest(LFUN_MARK_OFF));
 780                         setMessage(N_("Cancel"));
 781                         break;
 782
 783                 case LFUN_META_FAKE:
 784                         meta_fake_bit = key_modifier::alt;
 785                         setMessage(keyseq.print());
 786                         break;
 787
 788                 case LFUN_READ_ONLY_TOGGLE:
 789                         if (owner->buffer()->lyxvc().inUse())
 790                                 owner->buffer()->lyxvc().toggleReadOnly();
 791                         else
 792                                 owner->buffer()->setReadonly(
 793                                         !owner->buffer()->isReadonly());
 794                         break;
 795
 796                 // --- Menus -----------------------------------------------
 797                 case LFUN_MENUNEW:
 798                         menuNew(argument, false);
 799                         break;
 800
 801                 case LFUN_MENUNEWTMPLT:
 802                         menuNew(argument, true);
 803                         break;
 804
 805                 case LFUN_CLOSEBUFFER:
 806                         closeBuffer();
 807                         break;
 808
 809                 case LFUN_MENUWRITE:
 810                         if (!owner->buffer()->isUnnamed()) {
 811                                 string const str = bformat(_("Saving document %1$s..."),
 812                                          makeDisplayPath(owner->buffer()->fileName()));
 813                                 owner->message(str);
 814                                 menuWrite(owner->buffer());
 815                                 owner->message(str + _(" done."));
 816                         } else
 817                                 writeAs(owner->buffer());
 818                         break;
 819
 820                 case LFUN_WRITEAS:
 821                         writeAs(owner->buffer(), argument);
 822                         break;
 823
 824                 case LFUN_MENURELOAD: {
 825                         string const file = makeDisplayPath(view()->buffer()->fileName(), 20);
 826                         string text = bformat(_("Any changes will be lost. Are you sure "
 827                                 "you want to revert to the saved version of the document %1$s?"), file);
 828                         int const ret = Alert::prompt(_("Revert to saved document?"),
 829                                 text, 0, 1, _("&Revert"), _("&Cancel"));
 830
 831                         if (ret == 0)
 832                                 view()->reload();
 833                         break;
 834                 }
 835
 836                 case LFUN_UPDATE:
 837                         Exporter::Export(owner->buffer(), argument, true);
 838                         view()->showErrorList(bufferFormat(*owner->buffer()));
 839                         break;
 840
 841                 case LFUN_PREVIEW:
 842                         Exporter::preview(owner->buffer(), argument);
 843                         view()->showErrorList(bufferFormat(*owner->buffer()));
 844                         break;
 845
 846                 case LFUN_BUILDPROG:
 847                         Exporter::Export(owner->buffer(), "program", true);
 848                         view()->showErrorList(_("Build"));
 849                         break;
 850
 851                 case LFUN_RUNCHKTEX:
 852                         owner->buffer()->runChktex();
 853                         view()->showErrorList(_("ChkTeX"));
 854                         break;
 855
 856                 case LFUN_EXPORT:
 857                         if (argument == "custom")
 858                                 owner->getDialogs().show("sendto");
 859                         else {
 860                                 Exporter::Export(owner->buffer(), argument, false);
 861                                 view()->showErrorList(bufferFormat(*owner->buffer()));
 862                         }
 863                         break;
 864
 865                 case LFUN_EXPORT_CUSTOM: {
 866                         string format_name;
 867                         string command = split(argument, format_name, ' ');
 868                         Format const * format = formats.getFormat(format_name);
 869                         if (!format) {
 870                                 lyxerr << "Format \"" << format_name
 871                                        << "\" not recognized!"
 872                                        << std::endl;
 873                                 break;
 874                         }
 875
 876                         Buffer * buffer = owner->buffer();
 877
 878                         // The name of the file created by the conversion process
 879                         string filename;
 880
 881                         // Output to filename
 882                         if (format->name() == "lyx") {
 883                                 string const latexname =
 884                                         buffer->getLatexName(false);
 885                                 filename = changeExtension(latexname,
 886                                                            format->extension());
 887                                 filename = addName(buffer->temppath(), filename);
 888
 889                                 if (!buffer->writeFile(filename))
 890                                         break;
 891
 892                         } else {
 893                                 Exporter::Export(buffer, format_name, true,
 894                                                  filename);
 895                         }
 896
 897                         // Substitute $$FName for filename
 898                         if (!contains(command, "$$FName"))
 899                                 command = "( " + command + " ) < $$FName";
 900                         command = subst(command, "$$FName", filename);
 901
 902                         // Execute the command in the background
 903                         Systemcall call;
 904                         call.startscript(Systemcall::DontWait, command);
 905                         break;
 906                 }
 907
 908                 case LFUN_PRINT: {
 909                         string target;
 910                         string target_name;
 911                         string command = split(split(argument, target, ' '),
 912                                                target_name, ' ');
 913
 914                         if (target.empty()
 915                             || target_name.empty()
 916                             || command.empty()) {
 917                                 lyxerr << "Unable to parse \""
 918                                        << argument << '"' << std::endl;
 919                                 break;
 920                         }
 921                         if (target != "printer" && target != "file") {
 922                                 lyxerr << "Unrecognized target \""
 923                                        << target << '"' << std::endl;
 924                                 break;
 925                         }
 926
 927                         Buffer * buffer = owner->buffer();
 928
 929                         if (!Exporter::Export(buffer, "dvi", true)) {
 930                                 showPrintError(buffer->fileName());
 931                                 break;
 932                         }
 933
 934                         // Push directory path.
 935                         string const path = buffer->temppath();
 936                         Path p(path);
 937
 938                         // there are three cases here:
 939                         // 1. we print to a file
 940                         // 2. we print directly to a printer
 941                         // 3. we print using a spool command (print to file first)
 942                         Systemcall one;
 943                         int res = 0;
 944                         string const dviname =
 945                                 changeExtension(buffer->getLatexName(true),
 946                                                 "dvi");
 947
 948                         if (target == "printer") {
 949                                 if (!lyxrc.print_spool_command.empty()) {
 950                                         // case 3: print using a spool
 951                                         string const psname =
 952                                                 changeExtension(dviname,".ps");
 953                                         command += lyxrc.print_to_file
 954                                                 + quoteName(psname)
 955                                                 + ' '
 956                                                 + quoteName(dviname);
 957
 958                                         string command2 =
 959                                                 lyxrc.print_spool_command +' ';
 960                                         if (target_name != "default") {
 961                                                 command2 += lyxrc.print_spool_printerprefix
 962                                                         + target_name
 963                                                         + ' ';
 964                                         }
 965                                         command2 += quoteName(psname);
 966                                         // First run dvips.
 967                                         // If successful, then spool command
 968                                         res = one.startscript(
 969                                                 Systemcall::Wait,
 970                                                 command);
 971
 972                                         if (res == 0)
 973                                                 res = one.startscript(
 974                                                         Systemcall::DontWait,
 975                                                         command2);
 976                                 } else {
 977                                         // case 2: print directly to a printer
 978                                         res = one.startscript(
 979                                                 Systemcall::DontWait,
 980                                                 command + quoteName(dviname));
 981                                 }
 982
 983                         } else {
 984                                 // case 1: print to a file
 985                                 command += lyxrc.print_to_file
 986                                         + quoteName(makeAbsPath(target_name,
 987                                                                 path))
 988                                         + ' '
 989                                         + quoteName(dviname);
 990                                 res = one.startscript(Systemcall::DontWait,
 991                                                       command);
 992                         }
 993
 994                         if (res != 0)
 995                                 showPrintError(buffer->fileName());
 996                         break;
 997                 }
 998
 999                 case LFUN_IMPORT:
1000                         doImport(argument);
1001                         break;
1002
1003                 case LFUN_QUIT:
1004                         if (view()->available()) {
1005                                 // save cursor Position for opened files to .lyx/session
1006                                 LyX::ref().session().saveFilePosition(owner->buffer()->fileName(),
1007                                         boost::tie(view()->cursor().pit(), view()->cursor().pos()) );
1008                                 // save opened file name to .lyx/session
1009                                 LyX::ref().session().setLastOpenedFiles( bufferlist.getFileNames());
1010                                 // save bookmarks to .lyx/session
1011                                 view()->saveSavedPositions();
1012                         }
1013                         quitLyX(argument == "force");
1014                         break;
1015
1016                 case LFUN_TOCVIEW: {
1017                         InsetCommandParams p("tableofcontents");
1018                         string const data = InsetCommandMailer::params2string("toc", p);
1019                         owner->getDialogs().show("toc", data, 0);
1020                         break;
1021                 }
1022
1023                 case LFUN_AUTOSAVE:
1024                         autoSave(view());
1025                         break;
1026
1027                 case LFUN_RECONFIGURE:
1028                         reconfigure(view());
1029                         break;
1030
1031                 case LFUN_HELP_OPEN: {
1032                         string const arg = argument;
1033                         if (arg.empty()) {
1034                                 setErrorMessage(N_("Missing argument"));
1035                                 break;
1036                         }
1037                         string const fname = i18nLibFileSearch("doc", arg, "lyx");
1038                         if (fname.empty()) {
1039                                 lyxerr << "LyX: unable to find documentation file `"
1040                                                          << arg << "'. Bad installation?" << endl;
1041                                 break;
1042                         }
1043                         owner->message(bformat(_("Opening help file %1$s..."),
1044                                 makeDisplayPath(fname)));
1045                         view()->loadLyXFile(fname, false);
1046                         break;
1047                 }
1048
1049                 // --- version control -------------------------------
1050                 case LFUN_VC_REGISTER:
1051                         if (!ensureBufferClean(view()))
1052                                 break;
1053                         if (!owner->buffer()->lyxvc().inUse()) {
1054                                 owner->buffer()->lyxvc().registrer();
1055                                 view()->reload();
1056                         }
1057                         break;
1058
1059                 case LFUN_VC_CHECKIN:
1060                         if (!ensureBufferClean(view()))
1061                                 break;
1062                         if (owner->buffer()->lyxvc().inUse()
1063                                         && !owner->buffer()->isReadonly()) {
1064                                 owner->buffer()->lyxvc().checkIn();
1065                                 view()->reload();
1066                         }
1067                         break;
1068
1069                 case LFUN_VC_CHECKOUT:
1070                         if (!ensureBufferClean(view()))
1071                                 break;
1072                         if (owner->buffer()->lyxvc().inUse()
1073                                         && owner->buffer()->isReadonly()) {
1074                                 owner->buffer()->lyxvc().checkOut();
1075                                 view()->reload();
1076                         }
1077                         break;
1078
1079                 case LFUN_VC_REVERT:
1080                         owner->buffer()->lyxvc().revert();
1081                         view()->reload();
1082                         break;
1083
1084                 case LFUN_VC_UNDO:
1085                         owner->buffer()->lyxvc().undoLast();
1086                         view()->reload();
1087                         break;
1088
1089                 // --- buffers ----------------------------------------
1090                 case LFUN_SWITCHBUFFER:
1091                         view()->setBuffer(bufferlist.getBuffer(argument));
1092                         break;
1093
1094                 case LFUN_NEXTBUFFER:
1095                         view()->setBuffer(bufferlist.next(view()->buffer()));
1096                         break;
1097
1098                 case LFUN_PREVIOUSBUFFER:
1099                         view()->setBuffer(bufferlist.previous(view()->buffer()));
1100                         break;
1101
1102                 case LFUN_FILE_NEW:
1103                         newFile(view(), argument);
1104                         break;
1105
1106                 case LFUN_FILE_OPEN:
1107                         open(argument);
1108                         break;
1109
1110                 case LFUN_DROP_LAYOUTS_CHOICE:
1111                         owner->getToolbars().openLayoutList();
1112                         break;
1113
1114                 case LFUN_MENU_OPEN_BY_NAME:
1115                         owner->getMenubar().openByName(argument);
1116                         break;
1117
1118                 // --- lyxserver commands ----------------------------
1119                 case LFUN_GETNAME:
1120                         setMessage(owner->buffer()->fileName());
1121                         lyxerr[Debug::INFO] << "FNAME["
1122                                                          << owner->buffer()->fileName()
1123                                                          << "] " << endl;
1124                         break;
1125
1126                 case LFUN_NOTIFY:
1127                         dispatch_buffer = keyseq.print();
1128                         lyxserver->notifyClient(dispatch_buffer);
1129                         break;
1130
1131                 case LFUN_GOTOFILEROW: {
1132                         string file_name;
1133                         int row;
1134                         istringstream is(argument);
1135                         is >> file_name >> row;
1136                         if (prefixIs(file_name, package().temp_dir())) {
1137                                 // Needed by inverse dvi search. If it is a file
1138                                 // in tmpdir, call the apropriated function
1139                                 view()->setBuffer(bufferlist.getBufferFromTmp(file_name));
1140                         } else {
1141                                 // Must replace extension of the file to be .lyx
1142                                 // and get full path
1143                                 string const s = changeExtension(file_name, ".lyx");
1144                                 // Either change buffer or load the file
1145                                 if (bufferlist.exists(s)) {
1146                                         view()->setBuffer(bufferlist.getBuffer(s));
1147                                 } else {
1148                                         view()->loadLyXFile(s);
1149                                 }
1150                         }
1151
1152                         view()->setCursorFromRow(row);
1153
1154                         view()->center();
1155                         // see BufferView_pimpl::center()
1156                         view()->updateScrollbar();
1157                         break;
1158                 }
1159
1160                 case LFUN_DIALOG_SHOW: {
1161                         string const name = cmd.getArg(0);
1162                         string data = trim(cmd.argument.substr(name.size()));
1163
1164                         if (name == "character") {
1165                                 data = freefont2string();
1166                                 if (!data.empty())
1167                                         owner->getDialogs().show("character", data);
1168                         } else if (name == "latexlog") {
1169                                 pair<Buffer::LogType, string> const logfile =
1170                                         owner->buffer()->getLogName();
1171                                 switch (logfile.first) {
1172                                 case Buffer::latexlog:
1173                                         data = "latex ";
1174                                         break;
1175                                 case Buffer::buildlog:
1176                                         data = "literate ";
1177                                         break;
1178                                 }
1179                                 data += logfile.second;
1180                                 owner->getDialogs().show("log", data);
1181                         } else if (name == "vclog") {
1182                                 string const data = "vc " +
1183                                         owner->buffer()->lyxvc().getLogFile();
1184                                 owner->getDialogs().show("log", data);
1185                         } else
1186                                 owner->getDialogs().show(name, data);
1187                         break;
1188                 }
1189
1190                 case LFUN_DIALOG_SHOW_NEW_INSET: {
1191                         string const name = cmd.getArg(0);
1192                         string data = trim(cmd.argument.substr(name.size()));
1193                         if (name == "bibitem" ||
1194                             name == "bibtex" ||
1195                             name == "index" ||
1196                             name == "label" ||
1197                             name == "ref" ||
1198                             name == "toc" ||
1199                             name == "url") {
1200                                 InsetCommandParams p(name);
1201                                 data = InsetCommandMailer::params2string(name, p);
1202                         } else if (name == "include") {
1203                                 InsetCommandParams p(data);
1204                                 data = InsetIncludeMailer::params2string(p);
1205                         } else if (name == "box") {
1206                                 // \c data == "Boxed" || "Frameless" etc
1207                                 InsetBoxParams p(data);
1208                                 data = InsetBoxMailer::params2string(p);
1209                         } else if (name == "branch") {
1210                                 InsetBranchParams p;
1211                                 data = InsetBranchMailer::params2string(p);
1212                         } else if (name == "citation") {
1213                                 InsetCommandParams p("cite");
1214                                 data = InsetCommandMailer::params2string(name, p);
1215                         } else if (name == "ert") {
1216                                 data = InsetERTMailer::params2string(InsetCollapsable::Open);
1217                         } else if (name == "external") {
1218                                 InsetExternalParams p;
1219                                 Buffer const & buffer = *owner->buffer();
1220                                 data = InsetExternalMailer::params2string(p, buffer);
1221                         } else if (name == "float") {
1222                                 InsetFloatParams p;
1223                                 data = InsetFloatMailer::params2string(p);
1224                         } else if (name == "graphics") {
1225                                 InsetGraphicsParams p;
1226                                 Buffer const & buffer = *owner->buffer();
1227                                 data = InsetGraphicsMailer::params2string(p, buffer);
1228                         } else if (name == "note") {
1229                                 InsetNoteParams p;
1230                                 data = InsetNoteMailer::params2string(p);
1231                         } else if (name == "vspace") {
1232                                 VSpace space;
1233                                 data = InsetVSpaceMailer::params2string(space);
1234                         } else if (name == "wrap") {
1235                                 InsetWrapParams p;
1236                                 data = InsetWrapMailer::params2string(p);
1237                         }
1238                         owner->getDialogs().show(name, data, 0);
1239                         break;
1240                 }
1241
1242                 case LFUN_DIALOG_SHOW_NEXT_INSET:
1243                         break;
1244
1245                 case LFUN_DIALOG_UPDATE: {
1246                         string const & name = argument;
1247                         // Can only update a dialog connected to an existing inset
1248                         InsetBase * inset = owner->getDialogs().getOpenInset(name);
1249                         if (inset) {
1250                                 FuncRequest fr(LFUN_INSET_DIALOG_UPDATE, cmd.argument);
1251                                 inset->dispatch(view()->cursor(), fr);
1252                         } else if (name == "paragraph") {
1253                                 dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
1254                         } else if (name == "prefs") {
1255                                 owner->getDialogs().update(name, string());
1256                         }
1257                         break;
1258                 }
1259
1260                 case LFUN_DIALOG_HIDE:
1261                         Dialogs::hide(argument, 0);
1262                         break;
1263
1264                 case LFUN_DIALOG_DISCONNECT_INSET:
1265                         owner->getDialogs().disconnect(argument);
1266                         break;
1267
1268
1269                 case LFUN_INSERT_CITATION: {
1270                         if (!argument.empty()) {
1271                                 // we can have one optional argument, delimited by '|'
1272                                 // citation-insert <key>|<text_before>
1273                                 // this should be enhanced to also support text_after
1274                                 // and citation style
1275                                 string arg = argument;
1276                                 string opt1;
1277                                 if (contains(argument, "|")) {
1278                                         arg = token(argument, '|', 0);
1279                                         opt1 = '[' + token(argument, '|', 1) + ']';
1280                                 }
1281                                 std::ostringstream os;
1282                                 os << "citation LatexCommand\n"
1283                                    << "\\cite" << opt1 << "{" << arg << "}\n"
1284                                    << "\\end_inset";
1285                                 FuncRequest fr(LFUN_INSET_INSERT, os.str());
1286                                 dispatch(fr);
1287                         } else
1288                                 dispatch(FuncRequest(LFUN_DIALOG_SHOW, "citation"));
1289                         break;
1290                 }
1291
1292                 case LFUN_CHILDOPEN: {
1293                         string const filename =
1294                                 makeAbsPath(argument, owner->buffer()->filePath());
1295                         setMessage(N_("Opening child document ") +
1296                                          makeDisplayPath(filename) + "...");
1297                         view()->savePosition(0);
1298                         string const parentfilename = owner->buffer()->fileName();
1299                         if (bufferlist.exists(filename))
1300                                 view()->setBuffer(bufferlist.getBuffer(filename));
1301                         else
1302                                 view()->loadLyXFile(filename);
1303                         // Set the parent name of the child document.
1304                         // This makes insertion of citations and references in the child work,
1305                         // when the target is in the parent or another child document.
1306                         owner->buffer()->setParentName(parentfilename);
1307                         break;
1308                 }
1309
1310                 case LFUN_TOGGLECURSORFOLLOW:
1311                         lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1312                         break;
1313
1314                 case LFUN_KMAP_OFF:
1315                         owner->getIntl().keyMapOn(false);
1316                         break;
1317
1318                 case LFUN_KMAP_PRIM:
1319                         owner->getIntl().keyMapPrim();
1320                         break;
1321
1322                 case LFUN_KMAP_SEC:
1323                         owner->getIntl().keyMapSec();
1324                         break;
1325
1326                 case LFUN_KMAP_TOGGLE:
1327                         owner->getIntl().toggleKeyMap();
1328                         break;
1329
1330                 case LFUN_REPEAT: {
1331                         // repeat command
1332                         string countstr;
1333                         string rest = split(argument, countstr, ' ');
1334                         istringstream is(countstr);
1335                         int count = 0;
1336                         is >> count;
1337                         lyxerr << "repeat: count: " << count << " cmd: " << rest << endl;
1338                         for (int i = 0; i < count; ++i)
1339                                 dispatch(lyxaction.lookupFunc(rest));
1340                         break;
1341                 }
1342
1343                 case LFUN_SEQUENCE: {
1344                         // argument contains ';'-terminated commands
1345                         string arg = argument;
1346                         while (!arg.empty()) {
1347                                 string first;
1348                                 arg = split(arg, first, ';');
1349                                 FuncRequest func(lyxaction.lookupFunc(first));
1350                                 func.origin = cmd.origin;
1351                                 dispatch(func);
1352                         }
1353                         break;
1354                 }
1355
1356                 case LFUN_SAVEPREFERENCES: {
1357                         Path p(package().user_support());
1358                         lyxrc.write("preferences", false);
1359                         break;
1360                 }
1361
1362                 case LFUN_SCREEN_FONT_UPDATE:
1363                         // handle the screen font changes.
1364                         lyxrc.set_font_norm_type();
1365                         lyx_gui::update_fonts();
1366                         // All visible buffers will need resize
1367                         view()->resize();
1368                         break;
1369
1370                 case LFUN_SET_COLOR: {
1371                         string lyx_name;
1372                         string const x11_name = split(argument, lyx_name, ' ');
1373                         if (lyx_name.empty() || x11_name.empty()) {
1374                                 setErrorMessage(N_("Syntax: set-color <lyx_name>"
1375                                                         " <x11_name>"));
1376                                 break;
1377                         }
1378
1379                         bool const graphicsbg_changed =
1380                                 (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1381                                  x11_name != lcolor.getX11Name(LColor::graphicsbg));
1382
1383                         if (!lcolor.setColor(lyx_name, x11_name)) {
1384                                 setErrorMessage(
1385                                         bformat(_("Set-color \"%1$s\" failed "
1386                                                                 "- color is undefined or "
1387                                                                 "may not be redefined"), lyx_name));
1388                                 break;
1389                         }
1390
1391                         lyx_gui::update_color(lcolor.getFromLyXName(lyx_name));
1392
1393                         if (graphicsbg_changed) {
1394 #ifdef WITH_WARNINGS
1395 #warning FIXME!! The graphics cache no longer has a changeDisplay method.
1396 #endif
1397 #if 0
1398                                 lyx::graphics::GCache::get().changeDisplay(true);
1399 #endif
1400                         }
1401                         break;
1402                 }
1403
1404                 case LFUN_MESSAGE:
1405                         owner->message(argument);
1406                         break;
1407
1408                 case LFUN_TOOLTIPS_TOGGLE:
1409                         owner->getDialogs().toggleTooltips();
1410                         break;
1411
1412                 case LFUN_EXTERNAL_EDIT: {
1413                         FuncRequest fr(action, argument);
1414                         InsetExternal().dispatch(view()->cursor(), fr);
1415                         break;
1416                 }
1417
1418                 case LFUN_GRAPHICS_EDIT: {
1419                         FuncRequest fr(action, argument);
1420                         InsetGraphics().dispatch(view()->cursor(), fr);
1421                         break;
1422                 }
1423
1424                 case LFUN_INSET_APPLY: {
1425                         string const name = cmd.getArg(0);
1426                         InsetBase * inset = owner->getDialogs().getOpenInset(name);
1427                         if (inset) {
1428                                 FuncRequest fr(LFUN_INSET_MODIFY, argument);
1429                                 inset->dispatch(view()->cursor(), fr);
1430                         } else {
1431                                 FuncRequest fr(LFUN_INSET_INSERT, argument);
1432                                 dispatch(fr);
1433                         }
1434                         // ideally, the update flag should be set by the insets,
1435                         // but this is not possible currently
1436                         update = true;
1437                         break;
1438                 }
1439
1440                 case LFUN_ALL_INSETS_TOGGLE: {
1441                         string action;
1442                         string const name = split(argument, action, ' ');
1443                         InsetBase::Code const inset_code =
1444                                 InsetBase::translate(name);
1445
1446                         LCursor & cur = view()->cursor();
1447                         FuncRequest fr(LFUN_INSET_TOGGLE, action);
1448
1449                         InsetBase & inset = owner->buffer()->inset();
1450                         InsetIterator it  = inset_iterator_begin(inset);
1451                         InsetIterator const end = inset_iterator_end(inset);
1452                         for (; it != end; ++it) {
1453                                 if (inset_code == InsetBase::NO_CODE
1454                                     || inset_code == it->lyxCode()) {
1455                                         LCursor tmpcur = cur;
1456                                         tmpcur.pushLeft(*it);
1457                                         it->dispatch(tmpcur, fr);
1458                                 }
1459                         }
1460                         update = true;
1461                         break;
1462                 }
1463
1464                 case LFUN_LANGUAGE_BUFFER: {
1465                         Buffer & buffer = *owner->buffer();
1466                         Language const * oldL = buffer.params().language;
1467                         Language const * newL = languages.getLanguage(argument);
1468                         if (!newL || oldL == newL)
1469                                 break;
1470
1471                         if (oldL->rightToLeft() == newL->rightToLeft()
1472                             && !buffer.isMultiLingual())
1473                                 buffer.changeLanguage(oldL, newL);
1474                         else
1475                                 buffer.updateDocLang(newL);
1476                         break;
1477                 }
1478
1479                 case LFUN_SAVE_AS_DEFAULT: {
1480                         string const fname =
1481                                 addName(addPath(package().user_support(), "templates/"),
1482                                         "defaults.lyx");
1483                         Buffer defaults(fname);
1484
1485                         istringstream ss(argument);
1486                         LyXLex lex(0,0);
1487                         lex.setStream(ss);
1488                         int const unknown_tokens = defaults.readHeader(lex);
1489
1490                         if (unknown_tokens != 0) {
1491                                 lyxerr << "Warning in LFUN_SAVE_AS_DEFAULT!\n"
1492                                        << unknown_tokens << " unknown token"
1493                                        << (unknown_tokens == 1 ? "" : "s")
1494                                        << endl;
1495                         }
1496
1497                         if (defaults.writeFile(defaults.fileName()))
1498                                 setMessage(_("Document defaults saved in ")
1499                                            + makeDisplayPath(fname));
1500                         else
1501                                 setErrorMessage(_("Unable to save document defaults"));
1502                         break;
1503                 }
1504
1505                 case LFUN_BUFFERPARAMS_APPLY: {
1506                         biblio::CiteEngine const engine =
1507                                 owner->buffer()->params().cite_engine;
1508
1509                         istringstream ss(argument);
1510                         LyXLex lex(0,0);
1511                         lex.setStream(ss);
1512                         int const unknown_tokens =
1513                                 owner->buffer()->readHeader(lex);
1514
1515                         if (unknown_tokens != 0) {
1516                                 lyxerr << "Warning in LFUN_BUFFERPARAMS_APPLY!\n"
1517                                        << unknown_tokens << " unknown token"
1518                                        << (unknown_tokens == 1 ? "" : "s")
1519                                        << endl;
1520                         }
1521                         if (engine == owner->buffer()->params().cite_engine)
1522                                 break;
1523
1524                         LCursor & cur = view()->cursor();
1525                         FuncRequest fr(LFUN_INSET_REFRESH);
1526
1527                         InsetBase & inset = owner->buffer()->inset();
1528                         InsetIterator it  = inset_iterator_begin(inset);
1529                         InsetIterator const end = inset_iterator_end(inset);
1530                         for (; it != end; ++it)
1531                                 if (it->lyxCode() == InsetBase::CITE_CODE)
1532                                         it->dispatch(cur, fr);
1533                         break;
1534                 }
1535
1536                 case LFUN_TEXTCLASS_APPLY: {
1537                         Buffer * buffer = owner->buffer();
1538
1539                         lyx::textclass_type const old_class =
1540                                 buffer->params().textclass;
1541
1542                         loadTextclass(argument);
1543
1544                         std::pair<bool, lyx::textclass_type> const tc_pair =
1545                                 textclasslist.numberOfClass(argument);
1546
1547                         if (!tc_pair.first)
1548                                 break;
1549
1550                         lyx::textclass_type const new_class = tc_pair.second;
1551                         if (old_class == new_class)
1552                                 // nothing to do
1553                                 break;
1554
1555                         owner->message(_("Converting document to new document class..."));
1556                         recordUndoFullDocument(view());
1557                         buffer->params().textclass = new_class;
1558                         StableDocIterator backcur(view()->cursor());
1559                         ErrorList el;
1560                         lyx::cap::switchBetweenClasses(
1561                                 old_class, new_class,
1562                                 buffer->paragraphs(), el);
1563
1564                         view()->setCursor(backcur.asDocIterator(&(buffer->inset())));
1565                         bufferErrors(*buffer, el);
1566                         view()->showErrorList(_("Class switch"));
1567                         updateCounters(*buffer);
1568                         update = true;
1569                         break;
1570                 }
1571
1572                 case LFUN_TEXTCLASS_LOAD:
1573                         loadTextclass(argument);
1574                         break;
1575
1576                 case LFUN_LYXRC_APPLY: {
1577                         LyXRC const lyxrc_orig = lyxrc;
1578
1579                         istringstream ss(argument);
1580                         bool const success = lyxrc.read(ss) == 0;
1581
1582                         if (!success) {
1583                                 lyxerr << "Warning in LFUN_LYXRC_APPLY!\n"
1584                                        << "Unable to read lyxrc data"
1585                                        << endl;
1586                                 break;
1587                         }
1588
1589                         actOnUpdatedPrefs(lyxrc_orig, lyxrc);
1590                         break;
1591                 }
1592
1593                 default: {
1594                         view()->cursor().dispatch(cmd);
1595                         update |= view()->cursor().result().update();
1596                         if (!view()->cursor().result().dispatched())
1597                                 update |= view()->dispatch(cmd);
1598                         break;
1599                 }
1600                 }
1601
1602                 if (view()->available()) {
1603                         // Redraw screen unless explicitly told otherwise.
1604                         // This also initializes the position cache for all insets
1605                         // in (at least partially) visible top-level paragraphs.
1606                         if (update)
1607                                 view()->update(Update::FitCursor | Update::Force);
1608                         else
1609                                 view()->update(Update::FitCursor);
1610
1611                         // if we executed a mutating lfun, mark the buffer as dirty
1612                         if (flag.enabled()
1613                             && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)
1614                             && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly))
1615                                 view()->buffer()->markDirty();
1616                 }
1617
1618                 if (view()->cursor().inTexted()) {
1619                         view()->owner()->updateLayoutChoice();
1620                 }
1621         }
1622         sendDispatchMessage(_(getMessage()), cmd);
1623 }
1624
1625
1626 void LyXFunc::sendDispatchMessage(string const & msg, FuncRequest const & cmd)
1627 {
1628         /* When an action did not originate from the UI/kbd, it makes
1629          * sense to avoid updating the GUI. It turns out that this
1630          * fixes bug 1941, for reasons that are described here:
1631          * http://bugzilla.lyx.org/show_bug.cgi?id=1941#c4
1632          */
1633         if (cmd.origin != FuncRequest::INTERNAL) {
1634                 owner->updateMenubar();
1635                 owner->updateToolbars();
1636         }
1637
1638         const bool verbose = (cmd.origin == FuncRequest::UI
1639                               || cmd.origin == FuncRequest::COMMANDBUFFER);
1640
1641         if (cmd.action == LFUN_SELFINSERT || !verbose) {
1642                 lyxerr[Debug::ACTION] << "dispatch msg is " << msg << endl;
1643                 if (!msg.empty())
1644                         owner->message(msg);
1645                 return;
1646         }
1647
1648         string dispatch_msg = msg;
1649         if (!dispatch_msg.empty())
1650                 dispatch_msg += ' ';
1651
1652         string comname = lyxaction.getActionName(cmd.action);
1653
1654         bool argsadded = false;
1655
1656         if (!cmd.argument.empty()) {
1657                 if (cmd.action != LFUN_UNKNOWN_ACTION) {
1658                         comname += ' ' + cmd.argument;
1659                         argsadded = true;
1660                 }
1661         }
1662
1663         string const shortcuts = toplevel_keymap->printbindings(cmd);
1664
1665         if (!shortcuts.empty())
1666                 comname += ": " + shortcuts;
1667         else if (!argsadded && !cmd.argument.empty())
1668                 comname += ' ' + cmd.argument;
1669
1670         if (!comname.empty()) {
1671                 comname = rtrim(comname);
1672                 dispatch_msg += '(' + rtrim(comname) + ')';
1673         }
1674
1675         lyxerr[Debug::ACTION] << "verbose dispatch msg " << dispatch_msg << endl;
1676         if (!dispatch_msg.empty())
1677                 owner->message(dispatch_msg);
1678 }
1679
1680
1681 void LyXFunc::setupLocalKeymap()
1682 {
1683         keyseq.stdmap = toplevel_keymap.get();
1684         keyseq.curmap = toplevel_keymap.get();
1685         cancel_meta_seq.stdmap = toplevel_keymap.get();
1686         cancel_meta_seq.curmap = toplevel_keymap.get();
1687 }
1688
1689
1690 void LyXFunc::menuNew(string const & name, bool fromTemplate)
1691 {
1692         string initpath = lyxrc.document_path;
1693         string filename(name);
1694
1695         if (view()->available()) {
1696                 string const trypath = owner->buffer()->filePath();
1697                 // If directory is writeable, use this as default.
1698                 if (isDirWriteable(trypath))
1699                         initpath = trypath;
1700         }
1701
1702         static int newfile_number;
1703
1704         if (filename.empty()) {
1705                 filename = addName(lyxrc.document_path,
1706                             "newfile" + convert<string>(++newfile_number) + ".lyx");
1707                 while (bufferlist.exists(filename) || fs::is_readable(filename)) {
1708                         ++newfile_number;
1709                         filename = addName(lyxrc.document_path,
1710                                            "newfile" +  convert<string>(newfile_number) +
1711                                     ".lyx");
1712                 }
1713         }
1714
1715         // The template stuff
1716         string templname;
1717         if (fromTemplate) {
1718                 FileDialog fileDlg(_("Select template file"),
1719                         LFUN_SELECT_FILE_SYNC,
1720                         make_pair(string(_("Documents|#o#O")),
1721                                   string(lyxrc.document_path)),
1722                         make_pair(string(_("Templates|#T#t")),
1723                                   string(lyxrc.template_path)));
1724
1725                 FileDialog::Result result =
1726                         fileDlg.open(lyxrc.template_path,
1727                                      FileFilterList(_("LyX Documents (*.lyx)")),
1728                                      string());
1729
1730                 if (result.first == FileDialog::Later)
1731                         return;
1732                 if (result.second.empty())
1733                         return;
1734                 templname = result.second;
1735         }
1736
1737         view()->newFile(filename, templname, !name.empty());
1738 }
1739
1740
1741 void LyXFunc::open(string const & fname)
1742 {
1743         string initpath = lyxrc.document_path;
1744
1745         if (view()->available()) {
1746                 string const trypath = owner->buffer()->filePath();
1747                 // If directory is writeable, use this as default.
1748                 if (isDirWriteable(trypath))
1749                         initpath = trypath;
1750         }
1751
1752         string filename;
1753
1754         if (fname.empty()) {
1755                 FileDialog fileDlg(_("Select document to open"),
1756                         LFUN_FILE_OPEN,
1757                         make_pair(string(_("Documents|#o#O")),
1758                                   string(lyxrc.document_path)),
1759                         make_pair(string(_("Examples|#E#e")),
1760                                   string(addPath(package().system_support(), "examples"))));
1761
1762                 FileDialog::Result result =
1763                         fileDlg.open(initpath,
1764                                      FileFilterList(_("LyX Documents (*.lyx)")),
1765                                      string());
1766
1767                 if (result.first == FileDialog::Later)
1768                         return;
1769
1770                 filename = result.second;
1771
1772                 // check selected filename
1773                 if (filename.empty()) {
1774                         owner->message(_("Canceled."));
1775                         return;
1776                 }
1777         } else
1778                 filename = fname;
1779
1780         // get absolute path of file and add ".lyx" to the filename if
1781         // necessary
1782         string const fullpath = fileSearch(string(), filename, "lyx");
1783         if (!fullpath.empty()) {
1784                 filename = fullpath;
1785         }
1786
1787         string const disp_fn(makeDisplayPath(filename));
1788
1789         // if the file doesn't exist, let the user create one
1790         if (!fs::exists(filename)) {
1791                 // the user specifically chose this name. Believe them.
1792                 view()->newFile(filename, "", true);
1793                 return;
1794         }
1795
1796         owner->message(bformat(_("Opening document %1$s..."), disp_fn));
1797
1798         string str2;
1799         if (view()->loadLyXFile(filename)) {
1800                 str2 = bformat(_("Document %1$s opened."), disp_fn);
1801         } else {
1802                 str2 = bformat(_("Could not open document %1$s"), disp_fn);
1803         }
1804         owner->message(str2);
1805 }
1806
1807
1808 void LyXFunc::doImport(string const & argument)
1809 {
1810         string format;
1811         string filename = split(argument, format, ' ');
1812
1813         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1814                             << " file: " << filename << endl;
1815
1816         // need user interaction
1817         if (filename.empty()) {
1818                 string initpath = lyxrc.document_path;
1819
1820                 if (view()->available()) {
1821                         string const trypath = owner->buffer()->filePath();
1822                         // If directory is writeable, use this as default.
1823                         if (isDirWriteable(trypath))
1824                                 initpath = trypath;
1825                 }
1826
1827                 string const text = bformat(_("Select %1$s file to import"),
1828                         formats.prettyName(format));
1829
1830                 FileDialog fileDlg(text,
1831                         LFUN_IMPORT,
1832                         make_pair(string(_("Documents|#o#O")),
1833                                   string(lyxrc.document_path)),
1834                         make_pair(string(_("Examples|#E#e")),
1835                                   string(addPath(package().system_support(), "examples"))));
1836
1837                 string const filter = formats.prettyName(format)
1838                         + " (*." + formats.extension(format) + ')';
1839
1840                 FileDialog::Result result =
1841                         fileDlg.open(initpath,
1842                                      FileFilterList(filter),
1843                                      string());
1844
1845                 if (result.first == FileDialog::Later)
1846                         return;
1847
1848                 filename = result.second;
1849
1850                 // check selected filename
1851                 if (filename.empty())
1852                         owner->message(_("Canceled."));
1853         }
1854
1855         if (filename.empty())
1856                 return;
1857
1858         // get absolute path of file
1859         filename = makeAbsPath(filename);
1860
1861         string const lyxfile = changeExtension(filename, ".lyx");
1862
1863         // Check if the document already is open
1864         if (lyx_gui::use_gui && bufferlist.exists(lyxfile)) {
1865                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile), true)) {
1866                         owner->message(_("Canceled."));
1867                         return;
1868                 }
1869         }
1870
1871         // if the file exists already, and we didn't do
1872         // -i lyx thefile.lyx, warn
1873         if (fs::exists(lyxfile) && filename != lyxfile) {
1874                 string const file = makeDisplayPath(lyxfile, 30);
1875
1876                 string text = bformat(_("The document %1$s already exists.\n\n"
1877                         "Do you want to over-write that document?"), file);
1878                 int const ret = Alert::prompt(_("Over-write document?"),
1879                         text, 0, 1, _("&Over-write"), _("&Cancel"));
1880
1881                 if (ret == 1) {
1882                         owner->message(_("Canceled."));
1883                         return;
1884                 }
1885         }
1886
1887         Importer::Import(owner, filename, format);
1888 }
1889
1890
1891 void LyXFunc::closeBuffer()
1892 {
1893         // save current cursor position
1894         LyX::ref().session().saveFilePosition(owner->buffer()->fileName(),
1895                 boost::tie(view()->cursor().pit(), view()->cursor().pos()) );
1896         if (bufferlist.close(owner->buffer(), true) && !quitting) {
1897                 if (bufferlist.empty()) {
1898                         // need this otherwise SEGV may occur while
1899                         // trying to set variables that don't exist
1900                         // since there's no current buffer
1901                         owner->getDialogs().hideBufferDependent();
1902                 } else {
1903                         view()->setBuffer(bufferlist.first());
1904                 }
1905         }
1906 }
1907
1908
1909 // Each "owner" should have it's own message method. lyxview and
1910 // the minibuffer would use the minibuffer, but lyxserver would
1911 // send an ERROR signal to its client.  Alejandro 970603
1912 // This function is bit problematic when it comes to NLS, to make the
1913 // lyx servers client be language indepenent we must not translate
1914 // strings sent to this func.
1915 void LyXFunc::setErrorMessage(string const & m) const
1916 {
1917         dispatch_buffer = m;
1918         errorstat = true;
1919 }
1920
1921
1922 void LyXFunc::setMessage(string const & m) const
1923 {
1924         dispatch_buffer = m;
1925 }
1926
1927
1928 string const LyXFunc::viewStatusMessage()
1929 {
1930         // When meta-fake key is pressed, show the key sequence so far + "M-".
1931         if (wasMetaKey())
1932                 return keyseq.print() + "M-";
1933
1934         // Else, when a non-complete key sequence is pressed,
1935         // show the available options.
1936         if (keyseq.length() > 0 && !keyseq.deleted())
1937                 return keyseq.printOptions();
1938
1939         if (!view()->available())
1940                 return _("Welcome to LyX!");
1941
1942         return view()->cursor().currentState();
1943 }
1944
1945
1946 BufferView * LyXFunc::view() const
1947 {
1948         BOOST_ASSERT(owner);
1949         return owner->view().get();
1950 }
1951
1952
1953 bool LyXFunc::wasMetaKey() const
1954 {
1955         return (meta_fake_bit != key_modifier::none);
1956 }
1957
1958
1959 namespace {
1960
1961 void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new)
1962 {
1963         // Why the switch you might ask. It is a trick to ensure that all
1964         // the elements in the LyXRCTags enum is handled. As you can see
1965         // there are no breaks at all. So it is just a huge fall-through.
1966         // The nice thing is that we will get a warning from the compiler
1967         // if we forget an element.
1968         LyXRC::LyXRCTags tag = LyXRC::RC_LAST;
1969         switch (tag) {
1970         case LyXRC::RC_ACCEPT_COMPOUND:
1971         case LyXRC::RC_ALT_LANG:
1972         case LyXRC::RC_ASCIIROFF_COMMAND:
1973         case LyXRC::RC_ASCII_LINELEN:
1974         case LyXRC::RC_AUTOREGIONDELETE:
1975         case LyXRC::RC_AUTORESET_OPTIONS:
1976         case LyXRC::RC_AUTOSAVE:
1977         case LyXRC::RC_AUTO_NUMBER:
1978         case LyXRC::RC_BACKUPDIR_PATH:
1979         case LyXRC::RC_BIBTEX_COMMAND:
1980         case LyXRC::RC_BINDFILE:
1981         case LyXRC::RC_CHECKLASTFILES:
1982         case LyXRC::RC_USELASTFILEPOS:
1983         case LyXRC::RC_LOADSESSION:
1984         case LyXRC::RC_CHKTEX_COMMAND:
1985         case LyXRC::RC_CONVERTER:
1986         case LyXRC::RC_COPIER:
1987         case LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR:
1988         case LyXRC::RC_CUSTOM_EXPORT_COMMAND:
1989         case LyXRC::RC_CUSTOM_EXPORT_FORMAT:
1990         case LyXRC::RC_CYGWIN_PATH_FIX:
1991                 if (lyxrc_orig.cygwin_path_fix != lyxrc_new.cygwin_path_fix) {
1992                         namespace os = lyx::support::os;
1993                         os::cygwin_path_fix(lyxrc_new.cygwin_path_fix);
1994                 }
1995         case LyXRC::RC_DATE_INSERT_FORMAT:
1996         case LyXRC::RC_DEFAULT_LANGUAGE:
1997         case LyXRC::RC_DEFAULT_PAPERSIZE:
1998         case LyXRC::RC_DIALOGS_ICONIFY_WITH_MAIN:
1999         case LyXRC::RC_DISPLAY_GRAPHICS:
2000         case LyXRC::RC_DOCUMENTPATH:
2001                 if (lyxrc_orig.document_path != lyxrc_new.document_path) {
2002                         if (fs::exists(lyxrc_new.document_path) &&
2003                             fs::is_directory(lyxrc_new.document_path)) {
2004                                 using lyx::support::package;
2005                                 package().document_dir() = lyxrc.document_path;
2006                         }
2007                 }
2008         case LyXRC::RC_ESC_CHARS:
2009         case LyXRC::RC_FONT_ENCODING:
2010         case LyXRC::RC_FORMAT:
2011         case LyXRC::RC_INDEX_COMMAND:
2012         case LyXRC::RC_INPUT:
2013         case LyXRC::RC_KBMAP:
2014         case LyXRC::RC_KBMAP_PRIMARY:
2015         case LyXRC::RC_KBMAP_SECONDARY:
2016         case LyXRC::RC_LABEL_INIT_LENGTH:
2017         case LyXRC::RC_LANGUAGE_AUTO_BEGIN:
2018         case LyXRC::RC_LANGUAGE_AUTO_END:
2019         case LyXRC::RC_LANGUAGE_COMMAND_BEGIN:
2020         case LyXRC::RC_LANGUAGE_COMMAND_END:
2021         case LyXRC::RC_LANGUAGE_COMMAND_LOCAL:
2022         case LyXRC::RC_LANGUAGE_GLOBAL_OPTIONS:
2023         case LyXRC::RC_LANGUAGE_PACKAGE:
2024         case LyXRC::RC_LANGUAGE_USE_BABEL:
2025         case LyXRC::RC_MAKE_BACKUP:
2026         case LyXRC::RC_MARK_FOREIGN_LANGUAGE:
2027         case LyXRC::RC_NUMLASTFILES:
2028         case LyXRC::RC_PATH_PREFIX:
2029                 if (lyxrc_orig.path_prefix != lyxrc_new.path_prefix) {
2030                         using lyx::support::prependEnvPath;
2031                         prependEnvPath("PATH", lyxrc.path_prefix);
2032                 }
2033         case LyXRC::RC_PERS_DICT:
2034         case LyXRC::RC_POPUP_BOLD_FONT:
2035         case LyXRC::RC_POPUP_FONT_ENCODING:
2036         case LyXRC::RC_POPUP_NORMAL_FONT:
2037         case LyXRC::RC_PREVIEW:
2038         case LyXRC::RC_PREVIEW_HASHED_LABELS:
2039         case LyXRC::RC_PREVIEW_SCALE_FACTOR:
2040         case LyXRC::RC_PRINTCOLLCOPIESFLAG:
2041         case LyXRC::RC_PRINTCOPIESFLAG:
2042         case LyXRC::RC_PRINTER:
2043         case LyXRC::RC_PRINTEVENPAGEFLAG:
2044         case LyXRC::RC_PRINTEXSTRAOPTIONS:
2045         case LyXRC::RC_PRINTFILEEXTENSION:
2046         case LyXRC::RC_PRINTLANDSCAPEFLAG:
2047         case LyXRC::RC_PRINTODDPAGEFLAG:
2048         case LyXRC::RC_PRINTPAGERANGEFLAG:
2049         case LyXRC::RC_PRINTPAPERDIMENSIONFLAG:
2050         case LyXRC::RC_PRINTPAPERFLAG:
2051         case LyXRC::RC_PRINTREVERSEFLAG:
2052         case LyXRC::RC_PRINTSPOOL_COMMAND:
2053         case LyXRC::RC_PRINTSPOOL_PRINTERPREFIX:
2054         case LyXRC::RC_PRINTTOFILE:
2055         case LyXRC::RC_PRINTTOPRINTER:
2056         case LyXRC::RC_PRINT_ADAPTOUTPUT:
2057         case LyXRC::RC_PRINT_COMMAND:
2058         case LyXRC::RC_RTL_SUPPORT:
2059         case LyXRC::RC_SCREEN_DPI:
2060         case LyXRC::RC_SCREEN_FONT_ENCODING:
2061         case LyXRC::RC_SCREEN_FONT_ROMAN:
2062         case LyXRC::RC_SCREEN_FONT_ROMAN_FOUNDRY:
2063         case LyXRC::RC_SCREEN_FONT_SANS:
2064         case LyXRC::RC_SCREEN_FONT_SANS_FOUNDRY:
2065         case LyXRC::RC_SCREEN_FONT_SCALABLE:
2066         case LyXRC::RC_SCREEN_FONT_SIZES:
2067         case LyXRC::RC_SCREEN_FONT_TYPEWRITER:
2068         case LyXRC::RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
2069         case LyXRC::RC_SCREEN_GEOMETRY_HEIGHT:
2070         case LyXRC::RC_SCREEN_GEOMETRY_WIDTH:
2071         case LyXRC::RC_SCREEN_GEOMETRY_XYSAVED:
2072         case LyXRC::RC_SCREEN_ZOOM:
2073         case LyXRC::RC_SERVERPIPE:
2074         case LyXRC::RC_SET_COLOR:
2075         case LyXRC::RC_SHOW_BANNER:
2076         case LyXRC::RC_SPELL_COMMAND:
2077         case LyXRC::RC_TEMPDIRPATH:
2078         case LyXRC::RC_TEMPLATEPATH:
2079         case LyXRC::RC_TEX_ALLOWS_SPACES:
2080         case LyXRC::RC_UIFILE:
2081         case LyXRC::RC_USER_EMAIL:
2082         case LyXRC::RC_USER_NAME:
2083         case LyXRC::RC_USETEMPDIR:
2084         case LyXRC::RC_USE_ALT_LANG:
2085         case LyXRC::RC_USE_ESC_CHARS:
2086         case LyXRC::RC_USE_INP_ENC:
2087         case LyXRC::RC_USE_PERS_DICT:
2088         case LyXRC::RC_USE_SPELL_LIB:
2089         case LyXRC::RC_VIEWDVI_PAPEROPTION:
2090         case LyXRC::RC_VIEWER:
2091         case LyXRC::RC_WHEEL_JUMP:
2092         case LyXRC::RC_LAST:
2093                 break;
2094         }
2095 }
2096
2097 } // namespace anon