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