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 "lyx_cb.h"
  47 #include "LyXAction.h"
  48 #include "lyxfind.h"
  49 #include "lyxlex.h"
  50 #include "lyxrc.h"
  51 #include "lyxrow.h"
  52 #include "lyxserver.h"
  53 #include "lyxtextclasslist.h"
  54 #include "lyxvc.h"
  55 #include "paragraph.h"
  56 #include "pariterator.h"
  57 #include "ParagraphParameters.h"
  58 #include "undo.h"
  59
  60 #include "insets/insetbox.h"
  61 #include "insets/insetbranch.h"
  62 #include "insets/insetcommand.h"
  63 #include "insets/insetert.h"
  64 #include "insets/insetexternal.h"
  65 #include "insets/insetfloat.h"
  66 #include "insets/insetgraphics.h"
  67 #include "insets/insetnote.h"
  68 #include "insets/insettabular.h"
  69 #include "insets/insetvspace.h"
  70 #include "insets/insetwrap.h"
  71
  72 #include "frontends/Alert.h"
  73 #include "frontends/Dialogs.h"
  74 #include "frontends/FileDialog.h"
  75 #include "frontends/lyx_gui.h"
  76 #include "frontends/LyXKeySym.h"
  77 #include "frontends/LyXView.h"
  78 #include "frontends/Menubar.h"
  79 #include "frontends/Toolbars.h"
  80
  81 #include "support/FileInfo.h"
  82 #include "support/filetools.h"
  83 #include "support/forkedcontr.h"
  84 #include "support/globbing.h"
  85 #include "support/lstrings.h"
  86 #include "support/path.h"
  87 #include "support/path_defines.h"
  88 #include "support/systemcall.h"
  89 #include "support/tostr.h"
  90 #include "support/os.h"
  91
  92 #include <sstream>
  93
  94 using bv_funcs::freefont2string;
  95
  96 using lyx::support::AddName;
  97 using lyx::support::AddPath;
  98 using lyx::support::bformat;
  99 using lyx::support::ChangeExtension;
 100 using lyx::support::contains;
 101 using lyx::support::FileFilterList;
 102 using lyx::support::FileInfo;
 103 using lyx::support::FileSearch;
 104 using lyx::support::ForkedcallsController;
 105 using lyx::support::i18nLibFileSearch;
 106 using lyx::support::IsDirWriteable;
 107 using lyx::support::IsFileReadable;
 108 using lyx::support::isStrInt;
 109 using lyx::support::MakeAbsPath;
 110 using lyx::support::MakeDisplayPath;
 111 using lyx::support::Path;
 112 using lyx::support::QuoteName;
 113 using lyx::support::rtrim;
 114 using lyx::support::split;
 115 using lyx::support::strToInt;
 116 using lyx::support::strToUnsignedInt;
 117 using lyx::support::subst;
 118 using lyx::support::system_lyxdir;
 119 using lyx::support::Systemcall;
 120 using lyx::support::token;
 121 using lyx::support::trim;
 122 using lyx::support::user_lyxdir;
 123 using lyx::support::prefixIs;
 124 using lyx::support::os::getTmpDir;
 125
 126 using std::endl;
 127 using std::make_pair;
 128 using std::pair;
 129 using std::string;
 130 using std::istringstream;
 131
 132 namespace biblio = lyx::biblio;
 133
 134
 135 extern BufferList bufferlist;
 136 extern LyXServer * lyxserver;
 137 extern bool selection_possible;
 138
 139 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 140
 141 // (alkis)
 142 extern tex_accent_struct get_accent(kb_action action);
 143
 144
 145 LyXFunc::LyXFunc(LyXView * lv)
 146         : owner(lv),
 147         encoded_last_key(0),
 148         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 149         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get()),
 150         meta_fake_bit(key_modifier::none)
 151 {
 152 }
 153
 154
 155 void LyXFunc::handleKeyFunc(kb_action action)
 156 {
 157         char c = encoded_last_key;
 158
 159         if (keyseq.length()) {
 160                 c = 0;
 161         }
 162
 163         owner->getIntl().getTransManager()
 164                 .deadkey(c, get_accent(action).accent, view()->getLyXText());
 165         // Need to clear, in case the minibuffer calls these
 166         // actions
 167         keyseq.clear();
 168         // copied verbatim from do_accent_char
 169         view()->cursor().resetAnchor();
 170         view()->update();
 171 }
 172
 173
 174 void LyXFunc::processKeySym(LyXKeySymPtr keysym, key_modifier::state state)
 175 {
 176         lyxerr[Debug::KEY] << "KeySym is " << keysym->getSymbolName() << endl;
 177
 178         // Do nothing if we have nothing (JMarc)
 179         if (!keysym->isOK()) {
 180                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 181                                    << endl;
 182                 return;
 183         }
 184
 185         if (keysym->isModifier()) {
 186                 lyxerr[Debug::KEY] << "isModifier true" << endl;
 187                 return;
 188         }
 189
 190         Encoding const * encoding = view()->cursor().getEncoding();
 191
 192         encoded_last_key = keysym->getISOEncoded(encoding ? encoding->Name() : "");
 193
 194         // Do a one-deep top-level lookup for
 195         // cancel and meta-fake keys. RVDK_PATCH_5
 196         cancel_meta_seq.reset();
 197
 198         FuncRequest func = cancel_meta_seq.addkey(keysym, state);
 199         lyxerr[Debug::KEY] << "action first set to [" << func.action << ']' << endl;
 200
 201         // When not cancel or meta-fake, do the normal lookup.
 202         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 203         // Mostly, meta_fake_bit = key_modifier::none. RVDK_PATCH_5.
 204         if ((func.action != LFUN_CANCEL) && (func.action != LFUN_META_FAKE)) {
 205                 // remove Caps Lock and Mod2 as a modifiers
 206                 func = keyseq.addkey(keysym, (state | meta_fake_bit));
 207                 lyxerr[Debug::KEY] << "action now set to ["
 208                         << func.action << ']' << endl;
 209         }
 210
 211         // Dont remove this unless you know what you are doing.
 212         meta_fake_bit = key_modifier::none;
 213
 214         // can this happen now ?
 215         if (func.action == LFUN_NOACTION) {
 216                 func = FuncRequest(LFUN_PREFIX);
 217         }
 218
 219         if (lyxerr.debugging(Debug::KEY)) {
 220                 lyxerr << "Key [action="
 221                        << func.action << "]["
 222                        << keyseq.print() << ']'
 223                        << endl;
 224         }
 225
 226         // already here we know if it any point in going further
 227         // why not return already here if action == -1 and
 228         // num_bytes == 0? (Lgb)
 229
 230         if (keyseq.length() > 1) {
 231                 owner->message(keyseq.print());
 232         }
 233
 234
 235         // Maybe user can only reach the key via holding down shift.
 236         // Let's see. But only if shift is the only modifier
 237         if (func.action == LFUN_UNKNOWN_ACTION &&
 238             state == key_modifier::shift) {
 239                 lyxerr[Debug::KEY] << "Trying without shift" << endl;
 240                 func = keyseq.addkey(keysym, key_modifier::none);
 241                 lyxerr[Debug::KEY] << "Action now " << func.action << endl;
 242         }
 243
 244         if (func.action == LFUN_UNKNOWN_ACTION) {
 245                 // Hmm, we didn't match any of the keysequences. See
 246                 // if it's normal insertable text not already covered
 247                 // by a binding
 248                 if (keysym->isText() && keyseq.length() == 1) {
 249                         lyxerr[Debug::KEY] << "isText() is true, inserting." << endl;
 250                         func = FuncRequest(LFUN_SELFINSERT);
 251                 } else {
 252                         lyxerr[Debug::KEY] << "Unknown, !isText() - giving up" << endl;
 253                         owner->message(_("Unknown function."));
 254                         return;
 255                 }
 256         }
 257
 258         if (func.action == LFUN_SELFINSERT) {
 259                 if (encoded_last_key != 0) {
 260                         string arg(1, encoded_last_key);
 261                         dispatch(FuncRequest(LFUN_SELFINSERT, arg));
 262                         lyxerr[Debug::KEY]
 263                                 << "SelfInsert arg[`" << arg << "']" << endl;
 264                 }
 265         } else {
 266                 dispatch(func);
 267         }
 268 }
 269
 270
 271 FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
 272 {
 273         //lyxerr << "LyXFunc::getStatus: cmd: " << cmd << endl;
 274         FuncStatus flag;
 275         Buffer * buf = owner->buffer();
 276         LCursor & cur = view()->cursor();
 277
 278         if (cmd.action == LFUN_NOACTION) {
 279                 setStatusMessage(N_("Nothing to do"));
 280                 flag.enabled(false);
 281                 return flag;
 282         }
 283
 284         switch (cmd.action) {
 285         case LFUN_UNKNOWN_ACTION:
 286 #ifndef HAVE_LIBAIKSAURUS
 287         case LFUN_THESAURUS_ENTRY:
 288 #endif
 289                 flag.unknown(true);
 290                 flag.enabled(false);
 291                 break;
 292         default:
 293                 flag |= lyx_gui::getStatus(cmd);
 294         }
 295
 296         if (flag.unknown()) {
 297                 setStatusMessage(N_("Unknown action"));
 298                 return flag;
 299         }
 300
 301         // the default error message if we disable the command
 302         setStatusMessage(N_("Command disabled"));
 303         if (!flag.enabled())
 304                 return flag;
 305
 306         // Check whether we need a buffer
 307         if (!lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer) && !buf) {
 308                 // no, exit directly
 309                 setStatusMessage(N_("Command not allowed with"
 310                                     "out any document open"));
 311                 flag.enabled(false);
 312                 return flag;
 313         }
 314
 315         // I would really like to avoid having this switch and rather try to
 316         // encode this in the function itself.
 317         // -- And I'd rather let an inset decide which LFUNs it is willing
 318         // to handle (Andre')
 319         bool enable = true;
 320         switch (cmd.action) {
 321         case LFUN_TOOLTIPS_TOGGLE:
 322                 flag.setOnOff(owner->getDialogs().tooltipsEnabled());
 323                 break;
 324
 325         case LFUN_READ_ONLY_TOGGLE:
 326                 flag.setOnOff(buf->isReadonly());
 327                 break;
 328
 329         case LFUN_SWITCHBUFFER:
 330                 // toggle on the current buffer, but do not toggle off
 331                 // the other ones (is that a good idea?)
 332                 if (cmd.argument == buf->fileName())
 333                         flag.setOnOff(true);
 334                 break;
 335
 336         case LFUN_EXPORT:
 337                 enable = cmd.argument == "custom"
 338                         || Exporter::IsExportable(*buf, cmd.argument);
 339                 break;
 340         case LFUN_CUT:
 341         case LFUN_COPY:
 342                 enable = cur.selection();
 343                 break;
 344
 345         case LFUN_RUNCHKTEX:
 346                 enable = buf->isLatex() && lyxrc.chktex_command != "none";
 347                 break;
 348
 349         case LFUN_BUILDPROG:
 350                 enable = Exporter::IsExportable(*buf, "program");
 351                 break;
 352
 353         case LFUN_LAYOUT_TABULAR:
 354                 enable = cur.innerInsetOfType(InsetBase::TABULAR_CODE);
 355                 break;
 356
 357         case LFUN_LAYOUT:
 358         case LFUN_LAYOUT_PARAGRAPH:
 359                 enable = !cur.inset().forceDefaultParagraphs(&cur.inset());
 360                 break;
 361
 362         case LFUN_VC_REGISTER:
 363                 enable = !buf->lyxvc().inUse();
 364                 break;
 365         case LFUN_VC_CHECKIN:
 366                 enable = buf->lyxvc().inUse() && !buf->isReadonly();
 367                 break;
 368         case LFUN_VC_CHECKOUT:
 369                 enable = buf->lyxvc().inUse() && buf->isReadonly();
 370                 break;
 371         case LFUN_VC_REVERT:
 372         case LFUN_VC_UNDO:
 373                 enable = buf->lyxvc().inUse();
 374                 break;
 375         case LFUN_MENURELOAD:
 376                 enable = !buf->isUnnamed() && !buf->isClean();
 377                 break;
 378
 379
 380         case LFUN_INSET_SETTINGS: {
 381                 enable = false;
 382                 if (!cur.size())
 383                         break;
 384                 UpdatableInset * inset = cur.inset().asUpdatableInset();
 385                 lyxerr << "inset: " << inset << endl;
 386                 if (!inset)
 387                         break;
 388
 389                 InsetOld::Code code = inset->lyxCode();
 390                 switch (code) {
 391                         case InsetOld::TABULAR_CODE:
 392                                 enable = cmd.argument == "tabular";
 393                                 break;
 394                         case InsetOld::ERT_CODE:
 395                                 enable = cmd.argument == "ert";
 396                                 break;
 397                         case InsetOld::FLOAT_CODE:
 398                                 enable = cmd.argument == "float";
 399                                 break;
 400                         case InsetOld::WRAP_CODE:
 401                                 enable = cmd.argument == "wrap";
 402                                 break;
 403                         case InsetOld::NOTE_CODE:
 404                                 enable = cmd.argument == "note";
 405                                 break;
 406                         case InsetOld::BRANCH_CODE:
 407                                 enable = cmd.argument == "branch";
 408                                 break;
 409                         case InsetOld::BOX_CODE:
 410                                 enable = cmd.argument == "box";
 411                                 break;
 412                         default:
 413                                 break;
 414                 }
 415                 break;
 416         }
 417
 418         case LFUN_DIALOG_SHOW: {
 419                 string const name = cmd.getArg(0);
 420                 if (!buf)
 421                         enable = name == "aboutlyx"
 422                                 || name == "file"
 423                                 || name == "forks"
 424                                 || name == "prefs"
 425                                 || name == "texinfo";
 426                 else if (name == "print")
 427                         enable = Exporter::IsExportable(*buf, "dvi")
 428                                 && lyxrc.print_command != "none";
 429                 else if (name == "character")
 430                         enable = cur.inset().lyxCode() != InsetOld::ERT_CODE;
 431                 else if (name == "vclog")
 432                         enable = buf->lyxvc().inUse();
 433                 else if (name == "latexlog")
 434                         enable = IsFileReadable(buf->getLogName().second);
 435                 break;
 436         }
 437
 438         case LFUN_DIALOG_UPDATE: {
 439                 string const name = cmd.getArg(0);
 440                 if (!buf)
 441                         enable = name == "prefs";
 442                 break;
 443         }
 444
 445         // this one is difficult to get right. As a half-baked
 446         // solution, we consider only the first action of the sequence
 447         case LFUN_SEQUENCE: {
 448                 // argument contains ';'-terminated commands
 449                 string const firstcmd = token(cmd.argument, ';', 0);
 450                 flag = getStatus(lyxaction.lookupFunc(firstcmd));
 451         }
 452
 453         case LFUN_MENUNEW:
 454         case LFUN_MENUNEWTMPLT:
 455         case LFUN_WORDFINDFORWARD:
 456         case LFUN_WORDFINDBACKWARD:
 457         case LFUN_PREFIX:
 458         case LFUN_EXEC_COMMAND:
 459         case LFUN_CANCEL:
 460         case LFUN_META_FAKE:
 461         case LFUN_CLOSEBUFFER:
 462         case LFUN_MENUWRITE:
 463         case LFUN_WRITEAS:
 464         case LFUN_UPDATE:
 465         case LFUN_PREVIEW:
 466         case LFUN_IMPORT:
 467         case LFUN_QUIT:
 468         case LFUN_TOCVIEW:
 469         case LFUN_AUTOSAVE:
 470         case LFUN_RECONFIGURE:
 471         case LFUN_HELP_OPEN:
 472         case LFUN_FILE_NEW:
 473         case LFUN_FILE_OPEN:
 474         case LFUN_DROP_LAYOUTS_CHOICE:
 475         case LFUN_MENU_OPEN_BY_NAME:
 476         case LFUN_GETNAME:
 477         case LFUN_NOTIFY:
 478         case LFUN_GOTOFILEROW:
 479         case LFUN_GOTO_PARAGRAPH:
 480         case LFUN_DIALOG_SHOW_NEW_INSET:
 481         case LFUN_DIALOG_SHOW_NEXT_INSET:
 482         case LFUN_DIALOG_HIDE:
 483         case LFUN_DIALOG_DISCONNECT_INSET:
 484         case LFUN_CHILDOPEN:
 485         case LFUN_TOGGLECURSORFOLLOW:
 486         case LFUN_KMAP_OFF:
 487         case LFUN_KMAP_PRIM:
 488         case LFUN_KMAP_SEC:
 489         case LFUN_KMAP_TOGGLE:
 490         case LFUN_REPEAT:
 491         case LFUN_EXPORT_CUSTOM:
 492         case LFUN_PRINT:
 493         case LFUN_SAVEPREFERENCES:
 494         case LFUN_SCREEN_FONT_UPDATE:
 495         case LFUN_SET_COLOR:
 496         case LFUN_MESSAGE:
 497         case LFUN_EXTERNAL_EDIT:
 498         case LFUN_GRAPHICS_EDIT:
 499         case LFUN_ALL_INSETS_TOGGLE:
 500         case LFUN_LANGUAGE_BUFFER:
 501         case LFUN_TEXTCLASS_APPLY:
 502         case LFUN_TEXTCLASS_LOAD:
 503         case LFUN_SAVE_AS_DEFAULT:
 504         case LFUN_BUFFERPARAMS_APPLY:
 505         case LFUN_LYXRC_APPLY:
 506                 // these are handled in our dispatch()
 507                 break;
 508
 509         default:
 510
 511                 cur.getStatus(cmd, flag);
 512                 if (!flag.enabled())
 513                         flag = view()->getStatus(cmd);
 514         }
 515
 516         if (!enable)
 517                 flag.enabled(false);
 518
 519         // Can we use a readonly buffer?
 520         if (buf && buf->isReadonly()
 521             && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly)
 522             && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
 523                 setStatusMessage(N_("Document is read-only"));
 524                 flag.enabled(false);
 525         }
 526
 527         //lyxerr << "LyXFunc::getStatus: got: " << flag.enabled() << endl;
 528         return flag;
 529 }
 530
 531
 532 namespace {
 533
 534 bool ensureBufferClean(BufferView * bv)
 535 {
 536         Buffer & buf = *bv->buffer();
 537         if (buf.isClean())
 538                 return true;
 539
 540         string const file = MakeDisplayPath(buf.fileName(), 30);
 541         string text = bformat(_("The document %1$s has unsaved "
 542                                 "changes.\n\nDo you want to save "
 543                                 "the document?"), file);
 544         int const ret = Alert::prompt(_("Save changed document?"),
 545                                       text, 0, 1, _("&Save"),
 546                                       _("&Cancel"));
 547
 548         if (ret == 0)
 549                 bv->owner()->dispatch(FuncRequest(LFUN_MENUWRITE));
 550
 551         return buf.isClean();
 552 }
 553
 554
 555 void showPrintError(string const & name)
 556 {
 557         string str = bformat(_("Could not print the document %1$s.\n"
 558                                "Check that your printer is set up correctly."),
 559                              MakeDisplayPath(name, 50));
 560         Alert::error(_("Print document failed"), str);
 561 }
 562
 563
 564 void loadTextclass(string const & name)
 565 {
 566         std::pair<bool, lyx::textclass_type> const tc_pair =
 567                 textclasslist.NumberOfClass(name);
 568
 569         if (!tc_pair.first) {
 570                 lyxerr << "Document class \"" << name
 571                        << "\" does not exist."
 572                        << std::endl;
 573                 return;
 574         }
 575
 576         lyx::textclass_type const tc = tc_pair.second;
 577
 578         if (!textclasslist[tc].load()) {
 579                 string s = bformat(_("The document could not be converted\n"
 580                                      "into the document class %1$s."),
 581                                    textclasslist[tc].name());
 582                 Alert::error(_("Could not change class"), s);
 583         }
 584 }
 585
 586 } //namespace anon
 587
 588
 589 void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
 590 {
 591         string const argument = cmd.argument;
 592         kb_action const action = cmd.action;
 593
 594         lyxerr[Debug::ACTION] << "LyXFunc::dispatch: cmd: " << cmd << endl;
 595         //lyxerr << "LyXFunc::dispatch: cmd: " << cmd << endl;
 596
 597         // we have not done anything wrong yet.
 598         errorstat = false;
 599         dispatch_buffer.erase();
 600         selection_possible = false;
 601
 602         bool update = true;
 603
 604         // We cannot use this function here
 605         if (!getStatus(cmd).enabled()) {
 606                 lyxerr[Debug::ACTION] << "LyXFunc::dispatch: "
 607                        << lyxaction.getActionName(action)
 608                        << " [" << action << "] is disabled at this location"
 609                        << endl;
 610                 setErrorMessage(getStatusMessage());
 611
 612         } else {
 613
 614                 if (view()->available())
 615                         view()->hideCursor();
 616
 617                 switch (action) {
 618
 619                 case LFUN_WORDFINDFORWARD:
 620                 case LFUN_WORDFINDBACKWARD: {
 621                         static string last_search;
 622                         string searched_string;
 623
 624                         if (!argument.empty()) {
 625                                 last_search = argument;
 626                                 searched_string = argument;
 627                         } else {
 628                                 searched_string = last_search;
 629                         }
 630
 631                         if (searched_string.empty())
 632                                 break;
 633
 634                         bool const fw = action == LFUN_WORDFINDFORWARD;
 635                         string const data =
 636                                 lyx::find::find2string(searched_string, true, false, fw);
 637                         lyx::find::find(view(), FuncRequest(LFUN_WORD_FIND, data));
 638                         break;
 639                 }
 640
 641                 case LFUN_PREFIX:
 642                         owner->message(keyseq.printOptions());
 643                         break;
 644
 645                 case LFUN_EXEC_COMMAND:
 646                         owner->getToolbars().display("minibuffer", true);
 647                         owner->focus_command_buffer();
 648                         break;
 649
 650                 case LFUN_CANCEL:
 651                         keyseq.reset();
 652                         meta_fake_bit = key_modifier::none;
 653                         if (view()->available())
 654                                 // cancel any selection
 655                                 dispatch(FuncRequest(LFUN_MARK_OFF));
 656                         setMessage(N_("Cancel"));
 657                         break;
 658
 659                 case LFUN_META_FAKE:
 660                         meta_fake_bit = key_modifier::alt;
 661                         setMessage(keyseq.print());
 662                         break;
 663
 664                 case LFUN_READ_ONLY_TOGGLE:
 665                         if (owner->buffer()->lyxvc().inUse())
 666                                 owner->buffer()->lyxvc().toggleReadOnly();
 667                         else
 668                                 owner->buffer()->setReadonly(
 669                                         !owner->buffer()->isReadonly());
 670                         break;
 671
 672                 // --- Menus -----------------------------------------------
 673                 case LFUN_MENUNEW:
 674                         menuNew(argument, false);
 675                         break;
 676
 677                 case LFUN_MENUNEWTMPLT:
 678                         menuNew(argument, true);
 679                         break;
 680
 681                 case LFUN_CLOSEBUFFER:
 682                         closeBuffer();
 683                         break;
 684
 685                 case LFUN_MENUWRITE:
 686                         if (!owner->buffer()->isUnnamed()) {
 687                                 string const str = bformat(_("Saving document %1$s..."),
 688                                          MakeDisplayPath(owner->buffer()->fileName()));
 689                                 owner->message(str);
 690                                 MenuWrite(owner->buffer());
 691                                 owner->message(str + _(" done."));
 692                         } else
 693                                 WriteAs(owner->buffer());
 694                         break;
 695
 696                 case LFUN_WRITEAS:
 697                         WriteAs(owner->buffer(), argument);
 698                         break;
 699
 700                 case LFUN_MENURELOAD: {
 701                         string const file = MakeDisplayPath(view()->buffer()->fileName(), 20);
 702                         string text = bformat(_("Any changes will be lost. Are you sure "
 703                                 "you want to revert to the saved version of the document %1$s?"), file);
 704                         int const ret = Alert::prompt(_("Revert to saved document?"),
 705                                 text, 0, 1, _("&Revert"), _("&Cancel"));
 706
 707                         if (ret == 0)
 708                                 view()->reload();
 709                         break;
 710                 }
 711
 712                 case LFUN_UPDATE:
 713                         Exporter::Export(owner->buffer(), argument, true);
 714                         view()->showErrorList(BufferFormat(*owner->buffer()));
 715                         break;
 716
 717                 case LFUN_PREVIEW:
 718                         Exporter::Preview(owner->buffer(), argument);
 719                         view()->showErrorList(BufferFormat(*owner->buffer()));
 720                         break;
 721
 722                 case LFUN_BUILDPROG:
 723                         Exporter::Export(owner->buffer(), "program", true);
 724                         view()->showErrorList(_("Build"));
 725                         break;
 726
 727                 case LFUN_RUNCHKTEX:
 728                         owner->buffer()->runChktex();
 729                         view()->showErrorList(_("ChkTeX"));
 730                         break;
 731
 732                 case LFUN_EXPORT:
 733                         if (argument == "custom")
 734                                 owner->getDialogs().show("sendto");
 735                         else {
 736                                 Exporter::Export(owner->buffer(), argument, false);
 737                                 view()->showErrorList(BufferFormat(*owner->buffer()));
 738                         }
 739                         break;
 740
 741                 case LFUN_EXPORT_CUSTOM: {
 742                         string format_name;
 743                         string command = split(argument, format_name, ' ');
 744                         Format const * format = formats.getFormat(format_name);
 745                         if (!format) {
 746                                 lyxerr << "Format \"" << format_name
 747                                        << "\" not recognized!"
 748                                        << std::endl;
 749                                 break;
 750                         }
 751
 752                         Buffer * buffer = owner->buffer();
 753
 754                         // The name of the file created by the conversion process
 755                         string filename;
 756
 757                         // Output to filename
 758                         if (format->name() == "lyx") {
 759                                 string const latexname =
 760                                         buffer->getLatexName(false);
 761                                 filename = ChangeExtension(latexname,
 762                                                            format->extension());
 763                                 filename = AddName(buffer->temppath(), filename);
 764
 765                                 if (!buffer->writeFile(filename))
 766                                         break;
 767
 768                         } else {
 769                                 Exporter::Export(buffer, format_name, true,
 770                                                  filename);
 771                         }
 772
 773                         // Substitute $$FName for filename
 774                         if (!contains(command, "$$FName"))
 775                                 command = "( " + command + " ) < $$FName";
 776                         command = subst(command, "$$FName", filename);
 777
 778                         // Execute the command in the background
 779                         Systemcall call;
 780                         call.startscript(Systemcall::DontWait, command);
 781                         break;
 782                 }
 783
 784                 case LFUN_PRINT: {
 785                         string target;
 786                         string target_name;
 787                         string command = split(split(argument, target, ' '),
 788                                                target_name, ' ');
 789
 790                         if (target.empty()
 791                             || target_name.empty()
 792                             || command.empty()) {
 793                                 lyxerr << "Unable to parse \""
 794                                        << argument << '"' << std::endl;
 795                                 break;
 796                         }
 797                         if (target != "printer" && target != "file") {
 798                                 lyxerr << "Unrecognized target \""
 799                                        << target << '"' << std::endl;
 800                                 break;
 801                         }
 802
 803                         Buffer * buffer = owner->buffer();
 804
 805                         if (!Exporter::Export(buffer, "dvi", true)) {
 806                                 showPrintError(buffer->fileName());
 807                                 break;
 808                         }
 809
 810                         // Push directory path.
 811                         string const path = buffer->temppath();
 812                         Path p(path);
 813
 814                         // there are three cases here:
 815                         // 1. we print to a file
 816                         // 2. we print directly to a printer
 817                         // 3. we print using a spool command (print to file first)
 818                         Systemcall one;
 819                         int res = 0;
 820                         string const dviname =
 821                                 ChangeExtension(buffer->getLatexName(true),
 822                                                 "dvi");
 823
 824                         if (target == "printer") {
 825                                 if (!lyxrc.print_spool_command.empty()) {
 826                                         // case 3: print using a spool
 827                                         string const psname =
 828                                                 ChangeExtension(dviname,".ps");
 829                                         command += lyxrc.print_to_file
 830                                                 + QuoteName(psname)
 831                                                 + ' '
 832                                                 + QuoteName(dviname);
 833
 834                                         string command2 =
 835                                                 lyxrc.print_spool_command +' ';
 836                                         if (target_name != "default") {
 837                                                 command2 += lyxrc.print_spool_printerprefix
 838                                                         + target_name
 839                                                         + ' ';
 840                                         }
 841                                         command2 += QuoteName(psname);
 842                                         // First run dvips.
 843                                         // If successful, then spool command
 844                                         res = one.startscript(
 845                                                 Systemcall::Wait,
 846                                                 command);
 847
 848                                         if (res == 0)
 849                                                 res = one.startscript(
 850                                                         Systemcall::DontWait,
 851                                                         command2);
 852                                 } else {
 853                                         // case 2: print directly to a printer
 854                                         res = one.startscript(
 855                                                 Systemcall::DontWait,
 856                                                 command + QuoteName(dviname));
 857                                 }
 858
 859                         } else {
 860                                 // case 1: print to a file
 861                                 command += lyxrc.print_to_file
 862                                         + QuoteName(MakeAbsPath(target_name,
 863                                                                 path))
 864                                         + ' '
 865                                         + QuoteName(dviname);
 866                                 res = one.startscript(Systemcall::DontWait,
 867                                                       command);
 868                         }
 869
 870                         if (res != 0)
 871                                 showPrintError(buffer->fileName());
 872                         break;
 873                 }
 874
 875                 case LFUN_IMPORT:
 876                         doImport(argument);
 877                         break;
 878
 879                 case LFUN_QUIT:
 880                         QuitLyX();
 881                         break;
 882
 883                 case LFUN_TOCVIEW: {
 884                         InsetCommandParams p("tableofcontents");
 885                         string const data = InsetCommandMailer::params2string("toc", p);
 886                         owner->getDialogs().show("toc", data, 0);
 887                         break;
 888                 }
 889
 890                 case LFUN_AUTOSAVE:
 891                         AutoSave(view());
 892                         break;
 893
 894                 case LFUN_RECONFIGURE:
 895                         Reconfigure(view());
 896                         break;
 897
 898                 case LFUN_HELP_OPEN: {
 899                         string const arg = argument;
 900                         if (arg.empty()) {
 901                                 setErrorMessage(N_("Missing argument"));
 902                                 break;
 903                         }
 904                         string const fname = i18nLibFileSearch("doc", arg, "lyx");
 905                         if (fname.empty()) {
 906                                 lyxerr << "LyX: unable to find documentation file `"
 907                                                          << arg << "'. Bad installation?" << endl;
 908                                 break;
 909                         }
 910                         owner->message(bformat(_("Opening help file %1$s..."),
 911                                 MakeDisplayPath(fname)));
 912                         view()->loadLyXFile(fname, false);
 913                         break;
 914                 }
 915
 916                 // --- version control -------------------------------
 917                 case LFUN_VC_REGISTER:
 918                         if (!ensureBufferClean(view()))
 919                                 break;
 920                         if (!owner->buffer()->lyxvc().inUse()) {
 921                                 owner->buffer()->lyxvc().registrer();
 922                                 view()->reload();
 923                         }
 924                         break;
 925
 926                 case LFUN_VC_CHECKIN:
 927                         if (!ensureBufferClean(view()))
 928                                 break;
 929                         if (owner->buffer()->lyxvc().inUse()
 930                                         && !owner->buffer()->isReadonly()) {
 931                                 owner->buffer()->lyxvc().checkIn();
 932                                 view()->reload();
 933                         }
 934                         break;
 935
 936                 case LFUN_VC_CHECKOUT:
 937                         if (!ensureBufferClean(view()))
 938                                 break;
 939                         if (owner->buffer()->lyxvc().inUse()
 940                                         && owner->buffer()->isReadonly()) {
 941                                 owner->buffer()->lyxvc().checkOut();
 942                                 view()->reload();
 943                         }
 944                         break;
 945
 946                 case LFUN_VC_REVERT:
 947                         owner->buffer()->lyxvc().revert();
 948                         view()->reload();
 949                         break;
 950
 951                 case LFUN_VC_UNDO:
 952                         owner->buffer()->lyxvc().undoLast();
 953                         view()->reload();
 954                         break;
 955
 956                 // --- buffers ----------------------------------------
 957                 case LFUN_SWITCHBUFFER:
 958                         view()->setBuffer(bufferlist.getBuffer(argument));
 959                         break;
 960
 961                 case LFUN_FILE_NEW:
 962                         NewFile(view(), argument);
 963                         break;
 964
 965                 case LFUN_FILE_OPEN:
 966                         open(argument);
 967                         break;
 968
 969                 case LFUN_DROP_LAYOUTS_CHOICE:
 970                         owner->getToolbars().openLayoutList();
 971                         break;
 972
 973                 case LFUN_MENU_OPEN_BY_NAME:
 974                         owner->getMenubar().openByName(argument);
 975                         break;
 976
 977                 // --- lyxserver commands ----------------------------
 978                 case LFUN_GETNAME:
 979                         setMessage(owner->buffer()->fileName());
 980                         lyxerr[Debug::INFO] << "FNAME["
 981                                                          << owner->buffer()->fileName()
 982                                                          << "] " << endl;
 983                         break;
 984
 985                 case LFUN_NOTIFY:
 986                         dispatch_buffer = keyseq.print();
 987                         lyxserver->notifyClient(dispatch_buffer);
 988                         break;
 989
 990                 case LFUN_GOTOFILEROW: {
 991                         string file_name;
 992                         int row;
 993                         istringstream is(argument);
 994                         is >> file_name >> row;
 995                         if (prefixIs(file_name, getTmpDir())) {
 996                                 // Needed by inverse dvi search. If it is a file
 997                                 // in tmpdir, call the apropriated function
 998                                 view()->setBuffer(bufferlist.getBufferFromTmp(file_name));
 999                         } else {
1000                                 // Must replace extension of the file to be .lyx
1001                                 // and get full path
1002                                 string const s = ChangeExtension(file_name, ".lyx");
1003                                 // Either change buffer or load the file
1004                                 if (bufferlist.exists(s)) {
1005                                         view()->setBuffer(bufferlist.getBuffer(s));
1006                                 } else {
1007                                         view()->loadLyXFile(s);
1008                                 }
1009                         }
1010
1011                         view()->setCursorFromRow(row);
1012
1013                         view()->center();
1014                         // see BufferView_pimpl::center()
1015                         view()->updateScrollbar();
1016                         break;
1017                 }
1018
1019                 case LFUN_GOTO_PARAGRAPH: {
1020                         istringstream is(argument);
1021                         int id;
1022                         is >> id;
1023                         ParIterator par = owner->buffer()->getParFromID(id);
1024                         if (par == owner->buffer()->par_iterator_end()) {
1025                                 lyxerr[Debug::INFO] << "No matching paragraph found! ["
1026                                                                 << id << ']' << endl;
1027                                 break;
1028                         } else {
1029                                 lyxerr[Debug::INFO] << "Paragraph " << par->id()
1030                                                                 << " found." << endl;
1031                         }
1032
1033                         // Set the cursor
1034                         view()->setCursor(par, 0);
1035
1036                         view()->switchKeyMap();
1037                         owner->view_state_changed();
1038
1039                         view()->center();
1040                         // see BufferView_pimpl::center()
1041                         view()->updateScrollbar();
1042                         break;
1043                 }
1044
1045                 case LFUN_DIALOG_SHOW: {
1046                         string const name = cmd.getArg(0);
1047                         string data = trim(cmd.argument.substr(name.size()));
1048
1049                         if (name == "character") {
1050                                 data = freefont2string();
1051                                 if (!data.empty())
1052                                         owner->getDialogs().show("character", data);
1053                         }
1054
1055                         else if (name == "latexlog") {
1056                                 pair<Buffer::LogType, string> const logfile =
1057                                         owner->buffer()->getLogName();
1058                                 switch (logfile.first) {
1059                                 case Buffer::latexlog:
1060                                         data = "latex ";
1061                                         break;
1062                                 case Buffer::buildlog:
1063                                         data = "literate ";
1064                                         break;
1065                                 }
1066                                 data += logfile.second;
1067                                 owner->getDialogs().show("log", data);
1068                         }
1069                         else if (name == "vclog") {
1070                                 string const data = "vc " +
1071                                         owner->buffer()->lyxvc().getLogFile();
1072                                 owner->getDialogs().show("log", data);
1073                         }
1074                         else
1075                                 owner->getDialogs().show(name, data);
1076                         break;
1077                 }
1078
1079                 case LFUN_DIALOG_SHOW_NEW_INSET: {
1080                         string const name = cmd.getArg(0);
1081                         string data = trim(cmd.argument.substr(name.size()));
1082                         if (name == "bibitem" ||
1083                             name == "bibtex" ||
1084                             name == "include" ||
1085                             name == "index" ||
1086                             name == "label" ||
1087                             name == "ref" ||
1088                             name == "toc" ||
1089                             name == "url") {
1090                                 InsetCommandParams p(name);
1091                                 data = InsetCommandMailer::params2string(name, p);
1092                         } else if (name == "box") {
1093                                 // \c data == "Boxed" || "Frameless" etc
1094                                 InsetBoxParams p(data);
1095                                 data = InsetBoxMailer::params2string(p);
1096                         } else if (name == "branch") {
1097                                 InsetBranchParams p;
1098                                 data = InsetBranchMailer::params2string(p);
1099                         } else if (name == "citation") {
1100                                 InsetCommandParams p("cite");
1101                                 data = InsetCommandMailer::params2string(name, p);
1102                         } else if (name == "ert") {
1103                                 data = InsetERTMailer::params2string(InsetCollapsable::Open);
1104                         } else if (name == "external") {
1105                                 InsetExternalParams p;
1106                                 Buffer const & buffer = *owner->buffer();
1107                                 data = InsetExternalMailer::params2string(p, buffer);
1108                         } else if (name == "float") {
1109                                 InsetFloatParams p;
1110                                 data = InsetFloatMailer::params2string(p);
1111                         } else if (name == "graphics") {
1112                                 InsetGraphicsParams p;
1113                                 Buffer const & buffer = *owner->buffer();
1114                                 data = InsetGraphicsMailer::params2string(p, buffer);
1115                         } else if (name == "note") {
1116                                 InsetNoteParams p;
1117                                 data = InsetNoteMailer::params2string(p);
1118                         } else if (name == "vspace") {
1119                                 VSpace space;
1120                                 data = InsetVSpaceMailer::params2string(space);
1121                         } else if (name == "wrap") {
1122                                 InsetWrapParams p;
1123                                 data = InsetWrapMailer::params2string(p);
1124                         }
1125                         owner->getDialogs().show(name, data, 0);
1126                         break;
1127                 }
1128
1129                 case LFUN_DIALOG_SHOW_NEXT_INSET:
1130                         break;
1131
1132                 case LFUN_DIALOG_UPDATE: {
1133                         string const & name = argument;
1134                         // Can only update a dialog connected to an existing inset
1135                         InsetBase * inset = owner->getDialogs().getOpenInset(name);
1136                         if (inset) {
1137                                 FuncRequest fr(LFUN_INSET_DIALOG_UPDATE, cmd.argument);
1138                                 inset->dispatch(view()->cursor(), fr);
1139                         } else if (name == "paragraph") {
1140                                 dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
1141                         } else if (name == "prefs") {
1142                                 owner->getDialogs().update(name, string());
1143                         }
1144                         break;
1145                 }
1146
1147                 case LFUN_DIALOG_HIDE:
1148                         Dialogs::hide(argument, 0);
1149                         break;
1150
1151                 case LFUN_DIALOG_DISCONNECT_INSET:
1152                         owner->getDialogs().disconnect(argument);
1153                         break;
1154
1155                 case LFUN_CHILDOPEN: {
1156                         string const filename =
1157                                 MakeAbsPath(argument, owner->buffer()->filePath());
1158                         setMessage(N_("Opening child document ") +
1159                                          MakeDisplayPath(filename) + "...");
1160                         view()->savePosition(0);
1161                         string const parentfilename = owner->buffer()->fileName();
1162                         if (bufferlist.exists(filename))
1163                                 view()->setBuffer(bufferlist.getBuffer(filename));
1164                         else
1165                                 view()->loadLyXFile(filename);
1166                         // Set the parent name of the child document.
1167                         // This makes insertion of citations and references in the child work,
1168                         // when the target is in the parent or another child document.
1169                         owner->buffer()->setParentName(parentfilename);
1170                         break;
1171                 }
1172
1173                 case LFUN_TOGGLECURSORFOLLOW:
1174                         lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1175                         break;
1176
1177                 case LFUN_KMAP_OFF:
1178                         owner->getIntl().KeyMapOn(false);
1179                         break;
1180
1181                 case LFUN_KMAP_PRIM:
1182                         owner->getIntl().KeyMapPrim();
1183                         break;
1184
1185                 case LFUN_KMAP_SEC:
1186                         owner->getIntl().KeyMapSec();
1187                         break;
1188
1189                 case LFUN_KMAP_TOGGLE:
1190                         owner->getIntl().ToggleKeyMap();
1191                         break;
1192
1193                 case LFUN_REPEAT: {
1194                         // repeat command
1195                         string countstr;
1196                         string rest = split(argument, countstr, ' ');
1197                         istringstream is(countstr);
1198                         int count = 0;
1199                         is >> count;
1200                         lyxerr << "repeat: count: " << count << " cmd: " << rest << endl;
1201                         for (int i = 0; i < count; ++i)
1202                                 dispatch(lyxaction.lookupFunc(rest));
1203                         break;
1204                 }
1205
1206                 case LFUN_SEQUENCE: {
1207                         // argument contains ';'-terminated commands
1208                         string arg = argument;
1209                         while (!arg.empty()) {
1210                                 string first;
1211                                 arg = split(arg, first, ';');
1212                                 dispatch(lyxaction.lookupFunc(first));
1213                         }
1214                         break;
1215                 }
1216
1217                 case LFUN_SAVEPREFERENCES: {
1218                         Path p(user_lyxdir());
1219                         lyxrc.write("preferences", false);
1220                         break;
1221                 }
1222
1223                 case LFUN_SCREEN_FONT_UPDATE:
1224                         // handle the screen font changes.
1225                         lyxrc.set_font_norm_type();
1226                         lyx_gui::update_fonts();
1227                         // All visible buffers will need resize
1228                         view()->resize();
1229                         break;
1230
1231                 case LFUN_SET_COLOR: {
1232                         string lyx_name;
1233                         string const x11_name = split(argument, lyx_name, ' ');
1234                         if (lyx_name.empty() || x11_name.empty()) {
1235                                 setErrorMessage(N_("Syntax: set-color <lyx_name>"
1236                                                         " <x11_name>"));
1237                                 break;
1238                         }
1239
1240                         bool const graphicsbg_changed =
1241                                 (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1242                                  x11_name != lcolor.getX11Name(LColor::graphicsbg));
1243
1244                         if (!lcolor.setColor(lyx_name, x11_name)) {
1245                                 setErrorMessage(
1246                                         bformat(_("Set-color \"%1$s\" failed "
1247                                                                 "- color is undefined or "
1248                                                                 "may not be redefined"), lyx_name));
1249                                 break;
1250                         }
1251
1252                         lyx_gui::update_color(lcolor.getFromLyXName(lyx_name));
1253
1254                         if (graphicsbg_changed) {
1255 #ifdef WITH_WARNINGS
1256 #warning FIXME!! The graphics cache no longer has a changeDisplay method.
1257 #endif
1258 #if 0
1259                                 lyx::graphics::GCache::get().changeDisplay(true);
1260 #endif
1261                         }
1262                         break;
1263                 }
1264
1265                 case LFUN_MESSAGE:
1266                         owner->message(argument);
1267                         break;
1268
1269                 case LFUN_TOOLTIPS_TOGGLE:
1270                         owner->getDialogs().toggleTooltips();
1271                         break;
1272
1273                 case LFUN_EXTERNAL_EDIT: {
1274                         FuncRequest fr(action, argument);
1275                         InsetExternal().dispatch(view()->cursor(), fr);
1276                         break;
1277                 }
1278
1279                 case LFUN_GRAPHICS_EDIT: {
1280                         FuncRequest fr(action, argument);
1281                         InsetGraphics().dispatch(view()->cursor(), fr);
1282                         break;
1283                 }
1284
1285                 case LFUN_ALL_INSETS_TOGGLE: {
1286                         string action;
1287                         string const name = split(argument, action, ' ');
1288                         InsetBase::Code const inset_code =
1289                                 InsetBase::translate(name);
1290
1291                         LCursor & cur = view()->cursor();
1292                         FuncRequest fr(LFUN_INSET_TOGGLE, action);
1293
1294                         InsetBase & inset = owner->buffer()->inset();
1295                         InsetIterator it  = inset_iterator_begin(inset);
1296                         InsetIterator const end = inset_iterator_end(inset);
1297                         for (; it != end; ++it) {
1298                                 if (inset_code == InsetBase::NO_CODE
1299                                     || inset_code == it->lyxCode())
1300                                         it->dispatch(cur, fr);
1301                         }
1302                         break;
1303                 }
1304
1305                 case LFUN_LANGUAGE_BUFFER: {
1306                         Buffer & buffer = *owner->buffer();
1307                         Language const * oldL = buffer.params().language;
1308                         Language const * newL = languages.getLanguage(argument);
1309                         if (!newL || oldL == newL)
1310                                 break;
1311
1312                         if (oldL->RightToLeft() == newL->RightToLeft()
1313                             && !buffer.isMultiLingual())
1314                                 buffer.changeLanguage(oldL, newL);
1315                         else
1316                                 buffer.updateDocLang(newL);
1317                         break;
1318                 }
1319
1320                 case LFUN_SAVE_AS_DEFAULT: {
1321                         string const fname =
1322                                 AddName(AddPath(user_lyxdir(), "templates/"),
1323                                         "defaults.lyx");
1324                         Buffer defaults(fname);
1325
1326                         istringstream ss(argument);
1327                         LyXLex lex(0,0);
1328                         lex.setStream(ss);
1329                         int const unknown_tokens = defaults.readHeader(lex);
1330
1331                         if (unknown_tokens != 0) {
1332                                 lyxerr << "Warning in LFUN_SAVE_AS_DEFAULT!\n"
1333                                        << unknown_tokens << " unknown token"
1334                                        << (unknown_tokens == 1 ? "" : "s")
1335                                        << endl;
1336                         }
1337
1338                         if (defaults.writeFile(defaults.fileName()))
1339                                 setMessage(_("Document defaults saved in ")
1340                                            + MakeDisplayPath(fname));
1341                         else
1342                                 setErrorMessage(_("Unable to save document defaults"));
1343                         break;
1344                 }
1345
1346                 case LFUN_BUFFERPARAMS_APPLY: {
1347                         biblio::CiteEngine const engine =
1348                                 owner->buffer()->params().cite_engine;
1349
1350                         istringstream ss(argument);
1351                         LyXLex lex(0,0);
1352                         lex.setStream(ss);
1353                         int const unknown_tokens =
1354                                 owner->buffer()->readHeader(lex);
1355
1356                         if (unknown_tokens != 0) {
1357                                 lyxerr << "Warning in LFUN_BUFFERPARAMS_APPLY!\n"
1358                                        << unknown_tokens << " unknown token"
1359                                        << (unknown_tokens == 1 ? "" : "s")
1360                                        << endl;
1361                         }
1362                         if (engine == owner->buffer()->params().cite_engine)
1363                                 break;
1364
1365                         LCursor & cur = view()->cursor();
1366                         FuncRequest fr(LFUN_INSET_REFRESH);
1367
1368                         InsetBase & inset = owner->buffer()->inset();
1369                         InsetIterator it  = inset_iterator_begin(inset);
1370                         InsetIterator const end = inset_iterator_end(inset);
1371                         for (; it != end; ++it)
1372                                 if (it->lyxCode() == InsetBase::CITE_CODE)
1373                                         it->dispatch(cur, fr);
1374                         break;
1375                 }
1376
1377                 case LFUN_TEXTCLASS_APPLY: {
1378                         Buffer * buffer = owner->buffer();
1379
1380                         lyx::textclass_type const old_class =
1381                                 buffer->params().textclass;
1382
1383                         loadTextclass(argument);
1384
1385                         std::pair<bool, lyx::textclass_type> const tc_pair =
1386                                 textclasslist.NumberOfClass(argument);
1387
1388                         if (!tc_pair.first)
1389                                 break;
1390
1391                         lyx::textclass_type const new_class = tc_pair.second;
1392                         if (old_class == new_class)
1393                                 // nothing to do
1394                                 break;
1395
1396                         owner->message(_("Converting document to new document class..."));
1397                         ErrorList el;
1398                         lyx::cap::SwitchLayoutsBetweenClasses(
1399                                 old_class, new_class,
1400                                 buffer->paragraphs(), el);
1401
1402                         bufferErrors(*buffer, el);
1403                         view()->showErrorList(_("Class switch"));
1404                         break;
1405                 }
1406
1407                 case LFUN_TEXTCLASS_LOAD:
1408                         loadTextclass(argument);
1409                         break;
1410
1411                 case LFUN_LYXRC_APPLY: {
1412                         istringstream ss(argument);
1413                         bool const success = lyxrc.read(ss) == 0;
1414
1415                         if (!success) {
1416                                 lyxerr << "Warning in LFUN_LYXRC_APPLY!\n"
1417                                        << "Unable to read lyxrc data"
1418                                        << endl;
1419                         }
1420                         break;
1421                 }
1422
1423                 default: {
1424                         update = false;
1425                         view()->cursor().dispatch(cmd);
1426                         if (view()->cursor().result().dispatched())
1427                                 update |= view()->cursor().result().update();
1428                         else
1429                                 update |= view()->dispatch(cmd);
1430
1431                         break;
1432                 }
1433                 }
1434
1435                 if (view()->available()) {
1436                         // Redraw screen unless explicitly told otherwise.
1437                         // This also initializes the position cache for all insets
1438                         // in (at least partially) visible top-level paragraphs.
1439                         if (update)
1440                                 view()->update();
1441
1442                         // fitCursor() needs valid inset position. The previous call to
1443                         // update() makes sure we have such even for freshly created
1444                         // insets.
1445                         if (view()->fitCursor())
1446                                 view()->update();
1447                         // if we executed a mutating lfun, mark the buffer as dirty
1448                         if (getStatus(cmd).enabled()
1449                                         && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)
1450                                         && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly))
1451                                 view()->buffer()->markDirty();
1452                 }
1453
1454                 if (view()->cursor().inTexted()) {
1455                         view()->owner()->updateLayoutChoice();
1456                         sendDispatchMessage(getMessage(), cmd, verbose);
1457                 }
1458         }
1459 }
1460
1461
1462 void LyXFunc::sendDispatchMessage(string const & msg,
1463                                   FuncRequest const & cmd, bool verbose)
1464 {
1465         owner->updateMenubar();
1466         owner->updateToolbars();
1467
1468         if (cmd.action == LFUN_SELFINSERT || !verbose) {
1469                 lyxerr[Debug::ACTION] << "dispatch msg is " << msg << endl;
1470                 if (!msg.empty())
1471                         owner->message(msg);
1472                 return;
1473         }
1474
1475         string dispatch_msg = msg;
1476         if (!dispatch_msg.empty())
1477                 dispatch_msg += ' ';
1478
1479         string comname = lyxaction.getActionName(cmd.action);
1480
1481         bool argsadded = false;
1482
1483         if (!cmd.argument.empty()) {
1484                 if (cmd.action != LFUN_UNKNOWN_ACTION) {
1485                         comname += ' ' + cmd.argument;
1486                         argsadded = true;
1487                 }
1488         }
1489
1490         string const shortcuts = toplevel_keymap->printbindings(cmd);
1491
1492         if (!shortcuts.empty()) {
1493                 comname += ": " + shortcuts;
1494         } else if (!argsadded && !cmd.argument.empty()) {
1495                 comname += ' ' + cmd.argument;
1496         }
1497
1498         if (!comname.empty()) {
1499                 comname = rtrim(comname);
1500                 dispatch_msg += '(' + comname + ')';
1501         }
1502
1503         lyxerr[Debug::ACTION] << "verbose dispatch msg " << dispatch_msg << endl;
1504         if (!dispatch_msg.empty())
1505                 owner->message(dispatch_msg);
1506 }
1507
1508
1509 void LyXFunc::setupLocalKeymap()
1510 {
1511         keyseq.stdmap = toplevel_keymap.get();
1512         keyseq.curmap = toplevel_keymap.get();
1513         cancel_meta_seq.stdmap = toplevel_keymap.get();
1514         cancel_meta_seq.curmap = toplevel_keymap.get();
1515 }
1516
1517
1518 void LyXFunc::menuNew(string const & name, bool fromTemplate)
1519 {
1520         string initpath = lyxrc.document_path;
1521         string filename(name);
1522
1523         if (view()->available()) {
1524                 string const trypath = owner->buffer()->filePath();
1525                 // If directory is writeable, use this as default.
1526                 if (IsDirWriteable(trypath))
1527                         initpath = trypath;
1528         }
1529
1530         static int newfile_number;
1531
1532         if (filename.empty()) {
1533                 filename = AddName(lyxrc.document_path,
1534                             "newfile" + tostr(++newfile_number) + ".lyx");
1535                 FileInfo fi(filename);
1536                 while (bufferlist.exists(filename) || fi.readable()) {
1537                         ++newfile_number;
1538                         filename = AddName(lyxrc.document_path,
1539                                     "newfile" + tostr(newfile_number) +
1540                                     ".lyx");
1541                         fi.newFile(filename);
1542                 }
1543         }
1544
1545         // The template stuff
1546         string templname;
1547         if (fromTemplate) {
1548                 FileDialog fileDlg(_("Select template file"),
1549                         LFUN_SELECT_FILE_SYNC,
1550                         make_pair(string(_("Documents|#o#O")),
1551                                   string(lyxrc.document_path)),
1552                         make_pair(string(_("Templates|#T#t")),
1553                                   string(lyxrc.template_path)));
1554
1555                 FileDialog::Result result =
1556                         fileDlg.open(lyxrc.template_path,
1557                                      FileFilterList(_("LyX Documents (*.lyx)")),
1558                                      string());
1559
1560                 if (result.first == FileDialog::Later)
1561                         return;
1562                 if (result.second.empty())
1563                         return;
1564                 templname = result.second;
1565         }
1566
1567         view()->newFile(filename, templname, !name.empty());
1568 }
1569
1570
1571 void LyXFunc::open(string const & fname)
1572 {
1573         string initpath = lyxrc.document_path;
1574
1575         if (view()->available()) {
1576                 string const trypath = owner->buffer()->filePath();
1577                 // If directory is writeable, use this as default.
1578                 if (IsDirWriteable(trypath))
1579                         initpath = trypath;
1580         }
1581
1582         string filename;
1583
1584         if (fname.empty()) {
1585                 FileDialog fileDlg(_("Select document to open"),
1586                         LFUN_FILE_OPEN,
1587                         make_pair(string(_("Documents|#o#O")),
1588                                   string(lyxrc.document_path)),
1589                         make_pair(string(_("Examples|#E#e")),
1590                                   string(AddPath(system_lyxdir(), "examples"))));
1591
1592                 FileDialog::Result result =
1593                         fileDlg.open(initpath,
1594                                      FileFilterList(_("LyX Documents (*.lyx)")),
1595                                      string());
1596
1597                 if (result.first == FileDialog::Later)
1598                         return;
1599
1600                 filename = result.second;
1601
1602                 // check selected filename
1603                 if (filename.empty()) {
1604                         owner->message(_("Canceled."));
1605                         return;
1606                 }
1607         } else
1608                 filename = fname;
1609
1610         // get absolute path of file and add ".lyx" to the filename if
1611         // necessary
1612         string const fullpath = FileSearch(string(), filename, "lyx");
1613         if (!fullpath.empty()) {
1614                 filename = fullpath;
1615         }
1616
1617         string const disp_fn(MakeDisplayPath(filename));
1618
1619         // if the file doesn't exist, let the user create one
1620         FileInfo const f(filename, true);
1621         if (!f.exist()) {
1622                 // the user specifically chose this name. Believe them.
1623                 view()->newFile(filename, "", true);
1624                 return;
1625         }
1626
1627         owner->message(bformat(_("Opening document %1$s..."), disp_fn));
1628
1629         string str2;
1630         if (view()->loadLyXFile(filename)) {
1631                 str2 = bformat(_("Document %1$s opened."), disp_fn);
1632         } else {
1633                 str2 = bformat(_("Could not open document %1$s"), disp_fn);
1634         }
1635         owner->message(str2);
1636 }
1637
1638
1639 void LyXFunc::doImport(string const & argument)
1640 {
1641         string format;
1642         string filename = split(argument, format, ' ');
1643
1644         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1645                             << " file: " << filename << endl;
1646
1647         // need user interaction
1648         if (filename.empty()) {
1649                 string initpath = lyxrc.document_path;
1650
1651                 if (view()->available()) {
1652                         string const trypath = owner->buffer()->filePath();
1653                         // If directory is writeable, use this as default.
1654                         if (IsDirWriteable(trypath))
1655                                 initpath = trypath;
1656                 }
1657
1658                 string const text = bformat(_("Select %1$s file to import"),
1659                         formats.prettyName(format));
1660
1661                 FileDialog fileDlg(text,
1662                         LFUN_IMPORT,
1663                         make_pair(string(_("Documents|#o#O")),
1664                                   string(lyxrc.document_path)),
1665                         make_pair(string(_("Examples|#E#e")),
1666                                   string(AddPath(system_lyxdir(), "examples"))));
1667
1668                 string const filter = formats.prettyName(format)
1669                         + " (*." + formats.extension(format) + ')';
1670
1671                 FileDialog::Result result =
1672                         fileDlg.open(initpath,
1673                                      FileFilterList(filter),
1674                                      string());
1675
1676                 if (result.first == FileDialog::Later)
1677                         return;
1678
1679                 filename = result.second;
1680
1681                 // check selected filename
1682                 if (filename.empty())
1683                         owner->message(_("Canceled."));
1684         }
1685
1686         if (filename.empty())
1687                 return;
1688
1689         // get absolute path of file
1690         filename = MakeAbsPath(filename);
1691
1692         string const lyxfile = ChangeExtension(filename, ".lyx");
1693
1694         // Check if the document already is open
1695         if (lyx_gui::use_gui && bufferlist.exists(lyxfile)) {
1696                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile), true)) {
1697                         owner->message(_("Canceled."));
1698                         return;
1699                 }
1700         }
1701
1702         // if the file exists already, and we didn't do
1703         // -i lyx thefile.lyx, warn
1704         if (FileInfo(lyxfile, true).exist() && filename != lyxfile) {
1705                 string const file = MakeDisplayPath(lyxfile, 30);
1706
1707                 string text = bformat(_("The document %1$s already exists.\n\n"
1708                         "Do you want to over-write that document?"), file);
1709                 int const ret = Alert::prompt(_("Over-write document?"),
1710                         text, 0, 1, _("&Over-write"), _("&Cancel"));
1711
1712                 if (ret == 1) {
1713                         owner->message(_("Canceled."));
1714                         return;
1715                 }
1716         }
1717
1718         Importer::Import(owner, filename, format);
1719 }
1720
1721
1722 void LyXFunc::closeBuffer()
1723 {
1724         if (bufferlist.close(owner->buffer(), true) && !quitting) {
1725                 if (bufferlist.empty()) {
1726                         // need this otherwise SEGV may occur while
1727                         // trying to set variables that don't exist
1728                         // since there's no current buffer
1729                         owner->getDialogs().hideBufferDependent();
1730                 } else {
1731                         view()->setBuffer(bufferlist.first());
1732                 }
1733         }
1734 }
1735
1736
1737 // Each "owner" should have it's own message method. lyxview and
1738 // the minibuffer would use the minibuffer, but lyxserver would
1739 // send an ERROR signal to its client.  Alejandro 970603
1740 // This function is bit problematic when it comes to NLS, to make the
1741 // lyx servers client be language indepenent we must not translate
1742 // strings sent to this func.
1743 void LyXFunc::setErrorMessage(string const & m) const
1744 {
1745         dispatch_buffer = m;
1746         errorstat = true;
1747 }
1748
1749
1750 void LyXFunc::setMessage(string const & m) const
1751 {
1752         dispatch_buffer = m;
1753 }
1754
1755
1756 void LyXFunc::setStatusMessage(string const & m) const
1757 {
1758         status_buffer = m;
1759 }
1760
1761
1762 string const LyXFunc::viewStatusMessage()
1763 {
1764         // When meta-fake key is pressed, show the key sequence so far + "M-".
1765         if (wasMetaKey())
1766                 return keyseq.print() + "M-";
1767
1768         // Else, when a non-complete key sequence is pressed,
1769         // show the available options.
1770         if (keyseq.length() > 0 && !keyseq.deleted())
1771                 return keyseq.printOptions();
1772
1773         if (!view()->available())
1774                 return _("Welcome to LyX!");
1775
1776         return view()->cursor().currentState();
1777 }
1778
1779
1780 BufferView * LyXFunc::view() const
1781 {
1782         BOOST_ASSERT(owner);
1783         return owner->view().get();
1784 }
1785
1786
1787 bool LyXFunc::wasMetaKey() const
1788 {
1789         return (meta_fake_bit != key_modifier::none);
1790 }