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         //lyxerr << "LyXFunc::getStatus: got: " << flag.enabled() << endl;
 515         return flag;
 516 }
 517
 518
 519 namespace {
 520
 521 bool ensureBufferClean(BufferView * bv)
 522 {
 523         Buffer & buf = *bv->buffer();
 524         if (buf.isClean())
 525                 return true;
 526
 527         string const file = MakeDisplayPath(buf.fileName(), 30);
 528         string text = bformat(_("The document %1$s has unsaved "
 529                                 "changes.\n\nDo you want to save "
 530                                 "the document?"), file);
 531         int const ret = Alert::prompt(_("Save changed document?"),
 532                                       text, 0, 1, _("&Save"),
 533                                       _("&Cancel"));
 534
 535         if (ret == 0)
 536                 bv->owner()->dispatch(FuncRequest(LFUN_MENUWRITE));
 537
 538         return buf.isClean();
 539 }
 540
 541
 542 void showPrintError(string const & name)
 543 {
 544         string str = bformat(_("Could not print the document %1$s.\n"
 545                                "Check that your printer is set up correctly."),
 546                              MakeDisplayPath(name, 50));
 547         Alert::error(_("Print document failed"), str);
 548 }
 549
 550
 551 void loadTextclass(string const & name)
 552 {
 553         std::pair<bool, lyx::textclass_type> const tc_pair =
 554                 textclasslist.NumberOfClass(name);
 555
 556         if (!tc_pair.first) {
 557                 lyxerr << "Document class \"" << name
 558                        << "\" does not exist."
 559                        << std::endl;
 560                 return;
 561         }
 562
 563         lyx::textclass_type const tc = tc_pair.second;
 564
 565         if (!textclasslist[tc].load()) {
 566                 string s = bformat(_("The document could not be converted\n"
 567                                      "into the document class %1$s."),
 568                                    textclasslist[tc].name());
 569                 Alert::error(_("Could not change class"), s);
 570         }
 571 }
 572
 573 } //namespace anon
 574
 575
 576 void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
 577 {
 578         string const argument = cmd.argument;
 579         kb_action const action = cmd.action;
 580
 581         lyxerr[Debug::ACTION] << "LyXFunc::dispatch: cmd: " << cmd << endl;
 582         //lyxerr << "LyXFunc::dispatch: cmd: " << cmd << endl;
 583
 584         // we have not done anything wrong yet.
 585         errorstat = false;
 586         dispatch_buffer.erase();
 587         selection_possible = false;
 588
 589         bool update = true;
 590
 591         // We cannot use this function here
 592         if (!getStatus(cmd).enabled()) {
 593                 lyxerr[Debug::ACTION] << "LyXFunc::dispatch: "
 594                        << lyxaction.getActionName(action)
 595                        << " [" << action << "] is disabled at this location"
 596                        << endl;
 597                 setErrorMessage(getStatusMessage());
 598
 599         } else {
 600
 601                 if (view()->available())
 602                         view()->hideCursor();
 603
 604                 switch (action) {
 605
 606                 case LFUN_WORDFINDFORWARD:
 607                 case LFUN_WORDFINDBACKWARD: {
 608                         static string last_search;
 609                         string searched_string;
 610
 611                         if (!argument.empty()) {
 612                                 last_search = argument;
 613                                 searched_string = argument;
 614                         } else {
 615                                 searched_string = last_search;
 616                         }
 617
 618                         if (searched_string.empty())
 619                                 break;
 620
 621                         bool const fw = action == LFUN_WORDFINDFORWARD;
 622                         string const data =
 623                                 lyx::find::find2string(searched_string, true, false, fw);
 624                         lyx::find::find(view(), FuncRequest(LFUN_WORD_FIND, data));
 625                         break;
 626                 }
 627
 628                 case LFUN_PREFIX:
 629                         owner->message(keyseq.printOptions());
 630                         break;
 631
 632                 case LFUN_EXEC_COMMAND:
 633                         owner->focus_command_buffer();
 634                         break;
 635
 636                 case LFUN_CANCEL:
 637                         keyseq.reset();
 638                         meta_fake_bit = key_modifier::none;
 639                         if (view()->available())
 640                                 // cancel any selection
 641                                 dispatch(FuncRequest(LFUN_MARK_OFF));
 642                         setMessage(N_("Cancel"));
 643                         break;
 644
 645                 case LFUN_META_FAKE:
 646                         meta_fake_bit = key_modifier::alt;
 647                         setMessage(keyseq.print());
 648                         break;
 649
 650                 case LFUN_READ_ONLY_TOGGLE:
 651                         if (owner->buffer()->lyxvc().inUse())
 652                                 owner->buffer()->lyxvc().toggleReadOnly();
 653                         else
 654                                 owner->buffer()->setReadonly(
 655                                         !owner->buffer()->isReadonly());
 656                         break;
 657
 658                 // --- Menus -----------------------------------------------
 659                 case LFUN_MENUNEW:
 660                         menuNew(argument, false);
 661                         break;
 662
 663                 case LFUN_MENUNEWTMPLT:
 664                         menuNew(argument, true);
 665                         break;
 666
 667                 case LFUN_CLOSEBUFFER:
 668                         closeBuffer();
 669                         break;
 670
 671                 case LFUN_MENUWRITE:
 672                         if (!owner->buffer()->isUnnamed()) {
 673                                 string const str = bformat(_("Saving document %1$s..."),
 674                                          MakeDisplayPath(owner->buffer()->fileName()));
 675                                 owner->message(str);
 676                                 MenuWrite(owner->buffer());
 677                                 owner->message(str + _(" done."));
 678                         } else
 679                                 WriteAs(owner->buffer());
 680                         break;
 681
 682                 case LFUN_WRITEAS:
 683                         WriteAs(owner->buffer(), argument);
 684                         break;
 685
 686                 case LFUN_MENURELOAD: {
 687                         string const file = MakeDisplayPath(view()->buffer()->fileName(), 20);
 688                         string text = bformat(_("Any changes will be lost. Are you sure "
 689                                 "you want to revert to the saved version of the document %1$s?"), file);
 690                         int const ret = Alert::prompt(_("Revert to saved document?"),
 691                                 text, 0, 1, _("&Revert"), _("&Cancel"));
 692
 693                         if (ret == 0)
 694                                 view()->reload();
 695                         break;
 696                 }
 697
 698                 case LFUN_UPDATE:
 699                         Exporter::Export(owner->buffer(), argument, true);
 700                         view()->showErrorList(BufferFormat(*owner->buffer()));
 701                         break;
 702
 703                 case LFUN_PREVIEW:
 704                         Exporter::Preview(owner->buffer(), argument);
 705                         view()->showErrorList(BufferFormat(*owner->buffer()));
 706                         break;
 707
 708                 case LFUN_BUILDPROG:
 709                         Exporter::Export(owner->buffer(), "program", true);
 710                         view()->showErrorList(_("Build"));
 711                         break;
 712
 713                 case LFUN_RUNCHKTEX:
 714                         owner->buffer()->runChktex();
 715                         view()->showErrorList(_("ChkTeX"));
 716                         break;
 717
 718                 case LFUN_EXPORT:
 719                         if (argument == "custom")
 720                                 owner->getDialogs().show("sendto");
 721                         else {
 722                                 Exporter::Export(owner->buffer(), argument, false);
 723                                 view()->showErrorList(BufferFormat(*owner->buffer()));
 724                         }
 725                         break;
 726
 727                 case LFUN_EXPORT_CUSTOM: {
 728                         string format_name;
 729                         string command = split(argument, format_name, ' ');
 730                         Format const * format = formats.getFormat(format_name);
 731                         if (!format) {
 732                                 lyxerr << "Format \"" << format_name
 733                                        << "\" not recognized!"
 734                                        << std::endl;
 735                                 break;
 736                         }
 737
 738                         Buffer * buffer = owner->buffer();
 739
 740                         // The name of the file created by the conversion process
 741                         string filename;
 742
 743                         // Output to filename
 744                         if (format->name() == "lyx") {
 745                                 string const latexname =
 746                                         buffer->getLatexName(false);
 747                                 filename = ChangeExtension(latexname,
 748                                                            format->extension());
 749                                 filename = AddName(buffer->temppath(), filename);
 750
 751                                 if (!buffer->writeFile(filename))
 752                                         break;
 753
 754                         } else {
 755                                 Exporter::Export(buffer, format_name, true,
 756                                                  filename);
 757                         }
 758
 759                         // Substitute $$FName for filename
 760                         if (!contains(command, "$$FName"))
 761                                 command = "( " + command + " ) < $$FName";
 762                         command = subst(command, "$$FName", filename);
 763
 764                         // Execute the command in the background
 765                         Systemcall call;
 766                         call.startscript(Systemcall::DontWait, command);
 767                         break;
 768                 }
 769
 770                 case LFUN_PRINT: {
 771                         string target;
 772                         string target_name;
 773                         string command = split(split(argument, target, ' '),
 774                                                target_name, ' ');
 775
 776                         if (target.empty()
 777                             || target_name.empty()
 778                             || command.empty()) {
 779                                 lyxerr << "Unable to parse \""
 780                                        << argument << '"' << std::endl;
 781                                 break;
 782                         }
 783                         if (target != "printer" && target != "file") {
 784                                 lyxerr << "Unrecognized target \""
 785                                        << target << '"' << std::endl;
 786                                 break;
 787                         }
 788
 789                         Buffer * buffer = owner->buffer();
 790
 791                         if (!Exporter::Export(buffer, "dvi", true)) {
 792                                 showPrintError(buffer->fileName());
 793                                 break;
 794                         }
 795
 796                         // Push directory path.
 797                         string const path = buffer->temppath();
 798                         Path p(path);
 799
 800                         // there are three cases here:
 801                         // 1. we print to a file
 802                         // 2. we print directly to a printer
 803                         // 3. we print using a spool command (print to file first)
 804                         Systemcall one;
 805                         int res = 0;
 806                         string const dviname =
 807                                 ChangeExtension(buffer->getLatexName(true),
 808                                                 "dvi");
 809
 810                         if (target == "printer") {
 811                                 if (!lyxrc.print_spool_command.empty()) {
 812                                         // case 3: print using a spool
 813                                         string const psname =
 814                                                 ChangeExtension(dviname,".ps");
 815                                         command += lyxrc.print_to_file
 816                                                 + QuoteName(psname)
 817                                                 + ' '
 818                                                 + QuoteName(dviname);
 819
 820                                         string command2 =
 821                                                 lyxrc.print_spool_command +' ';
 822                                         if (target_name != "default") {
 823                                                 command2 += lyxrc.print_spool_printerprefix
 824                                                         + target_name
 825                                                         + ' ';
 826                                         }
 827                                         command2 += QuoteName(psname);
 828                                         // First run dvips.
 829                                         // If successful, then spool command
 830                                         res = one.startscript(
 831                                                 Systemcall::Wait,
 832                                                 command);
 833
 834                                         if (res == 0)
 835                                                 res = one.startscript(
 836                                                         Systemcall::DontWait,
 837                                                         command2);
 838                                 } else {
 839                                         // case 2: print directly to a printer
 840                                         res = one.startscript(
 841                                                 Systemcall::DontWait,
 842                                                 command + QuoteName(dviname));
 843                                 }
 844
 845                         } else {
 846                                 // case 1: print to a file
 847                                 command += lyxrc.print_to_file
 848                                         + QuoteName(MakeAbsPath(target_name,
 849                                                                 path))
 850                                         + ' '
 851                                         + QuoteName(dviname);
 852                                 res = one.startscript(Systemcall::DontWait,
 853                                                       command);
 854                         }
 855
 856                         if (res != 0)
 857                                 showPrintError(buffer->fileName());
 858                         break;
 859                 }
 860
 861                 case LFUN_IMPORT:
 862                         doImport(argument);
 863                         break;
 864
 865                 case LFUN_QUIT:
 866                         QuitLyX();
 867                         break;
 868
 869                 case LFUN_TOCVIEW: {
 870                         InsetCommandParams p("tableofcontents");
 871                         string const data = InsetCommandMailer::params2string("toc", p);
 872                         owner->getDialogs().show("toc", data, 0);
 873                         break;
 874                 }
 875
 876                 case LFUN_AUTOSAVE:
 877                         AutoSave(view());
 878                         break;
 879
 880                 case LFUN_RECONFIGURE:
 881                         Reconfigure(view());
 882                         break;
 883
 884                 case LFUN_HELP_OPEN: {
 885                         string const arg = argument;
 886                         if (arg.empty()) {
 887                                 setErrorMessage(N_("Missing argument"));
 888                                 break;
 889                         }
 890                         string const fname = i18nLibFileSearch("doc", arg, "lyx");
 891                         if (fname.empty()) {
 892                                 lyxerr << "LyX: unable to find documentation file `"
 893                                                          << arg << "'. Bad installation?" << endl;
 894                                 break;
 895                         }
 896                         owner->message(bformat(_("Opening help file %1$s..."),
 897                                 MakeDisplayPath(fname)));
 898                         view()->loadLyXFile(fname, false);
 899                         break;
 900                 }
 901
 902                 // --- version control -------------------------------
 903                 case LFUN_VC_REGISTER:
 904                         if (!ensureBufferClean(view()))
 905                                 break;
 906                         if (!owner->buffer()->lyxvc().inUse()) {
 907                                 owner->buffer()->lyxvc().registrer();
 908                                 view()->reload();
 909                         }
 910                         break;
 911
 912                 case LFUN_VC_CHECKIN:
 913                         if (!ensureBufferClean(view()))
 914                                 break;
 915                         if (owner->buffer()->lyxvc().inUse()
 916                                         && !owner->buffer()->isReadonly()) {
 917                                 owner->buffer()->lyxvc().checkIn();
 918                                 view()->reload();
 919                         }
 920                         break;
 921
 922                 case LFUN_VC_CHECKOUT:
 923                         if (!ensureBufferClean(view()))
 924                                 break;
 925                         if (owner->buffer()->lyxvc().inUse()
 926                                         && owner->buffer()->isReadonly()) {
 927                                 owner->buffer()->lyxvc().checkOut();
 928                                 view()->reload();
 929                         }
 930                         break;
 931
 932                 case LFUN_VC_REVERT:
 933                         owner->buffer()->lyxvc().revert();
 934                         view()->reload();
 935                         break;
 936
 937                 case LFUN_VC_UNDO:
 938                         owner->buffer()->lyxvc().undoLast();
 939                         view()->reload();
 940                         break;
 941
 942                 // --- buffers ----------------------------------------
 943                 case LFUN_SWITCHBUFFER:
 944                         view()->setBuffer(bufferlist.getBuffer(argument));
 945                         break;
 946
 947                 case LFUN_FILE_NEW:
 948                         NewFile(view(), argument);
 949                         break;
 950
 951                 case LFUN_FILE_OPEN:
 952                         open(argument);
 953                         break;
 954
 955                 case LFUN_DROP_LAYOUTS_CHOICE:
 956                         owner->getToolbar().openLayoutList();
 957                         break;
 958
 959                 case LFUN_MENU_OPEN_BY_NAME:
 960                         owner->getMenubar().openByName(argument);
 961                         break;
 962
 963                 // --- lyxserver commands ----------------------------
 964                 case LFUN_GETNAME:
 965                         setMessage(owner->buffer()->fileName());
 966                         lyxerr[Debug::INFO] << "FNAME["
 967                                                          << owner->buffer()->fileName()
 968                                                          << "] " << endl;
 969                         break;
 970
 971                 case LFUN_NOTIFY:
 972                         dispatch_buffer = keyseq.print();
 973                         lyxserver->notifyClient(dispatch_buffer);
 974                         break;
 975
 976                 case LFUN_GOTOFILEROW: {
 977                         string file_name;
 978                         int row;
 979                         istringstream is(argument);
 980                         is >> file_name >> row;
 981                         if (prefixIs(file_name, getTmpDir())) {
 982                                 // Needed by inverse dvi search. If it is a file
 983                                 // in tmpdir, call the apropriated function
 984                                 view()->setBuffer(bufferlist.getBufferFromTmp(file_name));
 985                         } else {
 986                                 // Must replace extension of the file to be .lyx
 987                                 // and get full path
 988                                 string const s = ChangeExtension(file_name, ".lyx");
 989                                 // Either change buffer or load the file
 990                                 if (bufferlist.exists(s)) {
 991                                         view()->setBuffer(bufferlist.getBuffer(s));
 992                                 } else {
 993                                         view()->loadLyXFile(s);
 994                                 }
 995                         }
 996
 997                         view()->setCursorFromRow(row);
 998
 999                         view()->center();
1000                         // see BufferView_pimpl::center()
1001                         view()->updateScrollbar();
1002                         break;
1003                 }
1004
1005                 case LFUN_GOTO_PARAGRAPH: {
1006                         istringstream is(argument);
1007                         int id;
1008                         is >> id;
1009                         ParIterator par = owner->buffer()->getParFromID(id);
1010                         if (par == owner->buffer()->par_iterator_end()) {
1011                                 lyxerr[Debug::INFO] << "No matching paragraph found! ["
1012                                                                 << id << ']' << endl;
1013                                 break;
1014                         } else {
1015                                 lyxerr[Debug::INFO] << "Paragraph " << par->id()
1016                                                                 << " found." << endl;
1017                         }
1018
1019                         // Set the cursor
1020                         view()->setCursor(par, 0);
1021
1022                         view()->switchKeyMap();
1023                         owner->view_state_changed();
1024
1025                         view()->center();
1026                         // see BufferView_pimpl::center()
1027                         view()->updateScrollbar();
1028                         break;
1029                 }
1030
1031                 case LFUN_DIALOG_SHOW: {
1032                         string const name = cmd.getArg(0);
1033                         string data = trim(cmd.argument.substr(name.size()));
1034
1035                         if (name == "character") {
1036                                 data = freefont2string();
1037                                 if (!data.empty())
1038                                         owner->getDialogs().show("character", data);
1039                         }
1040
1041                         else if (name == "latexlog") {
1042                                 pair<Buffer::LogType, string> const logfile =
1043                                         owner->buffer()->getLogName();
1044                                 switch (logfile.first) {
1045                                 case Buffer::latexlog:
1046                                         data = "latex ";
1047                                         break;
1048                                 case Buffer::buildlog:
1049                                         data = "literate ";
1050                                         break;
1051                                 }
1052                                 data += logfile.second;
1053                                 owner->getDialogs().show("log", data);
1054                         }
1055                         else if (name == "vclog") {
1056                                 string const data = "vc " +
1057                                         owner->buffer()->lyxvc().getLogFile();
1058                                 owner->getDialogs().show("log", data);
1059                         }
1060                         else
1061                                 owner->getDialogs().show(name, data);
1062                         break;
1063                 }
1064
1065                 case LFUN_DIALOG_SHOW_NEW_INSET: {
1066                         string const name = cmd.getArg(0);
1067                         string data = trim(cmd.argument.substr(name.size()));
1068                         if (name == "bibitem" ||
1069                             name == "bibtex" ||
1070                             name == "include" ||
1071                             name == "index" ||
1072                             name == "label" ||
1073                             name == "ref" ||
1074                             name == "toc" ||
1075                             name == "url") {
1076                                 InsetCommandParams p(name);
1077                                 data = InsetCommandMailer::params2string(name, p);
1078                         } else if (name == "box") {
1079                                 // \c data == "Boxed" || "Frameless" etc
1080                                 InsetBoxParams p(data);
1081                                 data = InsetBoxMailer::params2string(p);
1082                         } else if (name == "branch") {
1083                                 InsetBranchParams p;
1084                                 data = InsetBranchMailer::params2string(p);
1085                         } else if (name == "citation") {
1086                                 InsetCommandParams p("cite");
1087                                 data = InsetCommandMailer::params2string(name, p);
1088                         } else if (name == "ert") {
1089                                 data = InsetERTMailer::params2string(InsetCollapsable::Open);
1090                         } else if (name == "external") {
1091                                 InsetExternalParams p;
1092                                 Buffer const & buffer = *owner->buffer();
1093                                 data = InsetExternalMailer::params2string(p, buffer);
1094                         } else if (name == "float") {
1095                                 InsetFloatParams p;
1096                                 data = InsetFloatMailer::params2string(p);
1097                         } else if (name == "graphics") {
1098                                 InsetGraphicsParams p;
1099                                 Buffer const & buffer = *owner->buffer();
1100                                 data = InsetGraphicsMailer::params2string(p, buffer);
1101                         } else if (name == "note") {
1102                                 InsetNoteParams p;
1103                                 data = InsetNoteMailer::params2string(p);
1104                         } else if (name == "vspace") {
1105                                 VSpace space;
1106                                 data = InsetVSpaceMailer::params2string(space);
1107                         } else if (name == "wrap") {
1108                                 InsetWrapParams p;
1109                                 data = InsetWrapMailer::params2string(p);
1110                         }
1111                         owner->getDialogs().show(name, data, 0);
1112                         break;
1113                 }
1114
1115                 case LFUN_DIALOG_SHOW_NEXT_INSET:
1116                         break;
1117
1118                 case LFUN_DIALOG_UPDATE: {
1119                         string const & name = argument;
1120                         // Can only update a dialog connected to an existing inset
1121                         InsetBase * inset = owner->getDialogs().getOpenInset(name);
1122                         if (inset) {
1123                                 FuncRequest fr(LFUN_INSET_DIALOG_UPDATE, cmd.argument);
1124                                 inset->dispatch(view()->cursor(), fr);
1125                         } else if (name == "paragraph") {
1126                                 dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
1127                         } else if (name == "prefs") {
1128                                 owner->getDialogs().update(name, string());
1129                         }
1130                         break;
1131                 }
1132
1133                 case LFUN_DIALOG_HIDE:
1134                         Dialogs::hide(argument, 0);
1135                         break;
1136
1137                 case LFUN_DIALOG_DISCONNECT_INSET:
1138                         owner->getDialogs().disconnect(argument);
1139                         break;
1140
1141                 case LFUN_CHILDOPEN: {
1142                         string const filename =
1143                                 MakeAbsPath(argument, owner->buffer()->filePath());
1144                         setMessage(N_("Opening child document ") +
1145                                          MakeDisplayPath(filename) + "...");
1146                         view()->savePosition(0);
1147                         string const parentfilename = owner->buffer()->fileName();
1148                         if (bufferlist.exists(filename))
1149                                 view()->setBuffer(bufferlist.getBuffer(filename));
1150                         else
1151                                 view()->loadLyXFile(filename);
1152                         // Set the parent name of the child document.
1153                         // This makes insertion of citations and references in the child work,
1154                         // when the target is in the parent or another child document.
1155                         owner->buffer()->setParentName(parentfilename);
1156                         break;
1157                 }
1158
1159                 case LFUN_TOGGLECURSORFOLLOW:
1160                         lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1161                         break;
1162
1163                 case LFUN_KMAP_OFF:
1164                         owner->getIntl().KeyMapOn(false);
1165                         break;
1166
1167                 case LFUN_KMAP_PRIM:
1168                         owner->getIntl().KeyMapPrim();
1169                         break;
1170
1171                 case LFUN_KMAP_SEC:
1172                         owner->getIntl().KeyMapSec();
1173                         break;
1174
1175                 case LFUN_KMAP_TOGGLE:
1176                         owner->getIntl().ToggleKeyMap();
1177                         break;
1178
1179                 case LFUN_REPEAT: {
1180                         // repeat command
1181                         string countstr;
1182                         string rest = split(argument, countstr, ' ');
1183                         istringstream is(countstr);
1184                         int count = 0;
1185                         is >> count;
1186                         lyxerr << "repeat: count: " << count << " cmd: " << rest << endl;
1187                         for (int i = 0; i < count; ++i)
1188                                 dispatch(lyxaction.lookupFunc(rest));
1189                         break;
1190                 }
1191
1192                 case LFUN_SEQUENCE:
1193                         // argument contains ';'-terminated commands
1194                         while (!argument.empty()) {
1195                                 string first;
1196                                 string rest = split(argument, first, ';');
1197                                 dispatch(lyxaction.lookupFunc(rest));
1198                         }
1199                         break;
1200
1201                 case LFUN_SAVEPREFERENCES: {
1202                         Path p(user_lyxdir());
1203                         lyxrc.write("preferences", false);
1204                         break;
1205                 }
1206
1207                 case LFUN_SCREEN_FONT_UPDATE:
1208                         // handle the screen font changes.
1209                         lyxrc.set_font_norm_type();
1210                         lyx_gui::update_fonts();
1211                         // All visible buffers will need resize
1212                         view()->resize();
1213                         break;
1214
1215                 case LFUN_SET_COLOR: {
1216                         string lyx_name;
1217                         string const x11_name = split(argument, lyx_name, ' ');
1218                         if (lyx_name.empty() || x11_name.empty()) {
1219                                 setErrorMessage(N_("Syntax: set-color <lyx_name>"
1220                                                         " <x11_name>"));
1221                                 break;
1222                         }
1223
1224                         bool const graphicsbg_changed =
1225                                 (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1226                                  x11_name != lcolor.getX11Name(LColor::graphicsbg));
1227
1228                         if (!lcolor.setColor(lyx_name, x11_name)) {
1229                                 setErrorMessage(
1230                                         bformat(_("Set-color \"%1$s\" failed "
1231                                                                 "- color is undefined or "
1232                                                                 "may not be redefined"), lyx_name));
1233                                 break;
1234                         }
1235
1236                         lyx_gui::update_color(lcolor.getFromLyXName(lyx_name));
1237
1238                         if (graphicsbg_changed) {
1239 #ifdef WITH_WARNINGS
1240 #warning FIXME!! The graphics cache no longer has a changeDisplay method.
1241 #endif
1242 #if 0
1243                                 lyx::graphics::GCache::get().changeDisplay(true);
1244 #endif
1245                         }
1246                         break;
1247                 }
1248
1249                 case LFUN_MESSAGE:
1250                         owner->message(argument);
1251                         break;
1252
1253                 case LFUN_TOOLTIPS_TOGGLE:
1254                         owner->getDialogs().toggleTooltips();
1255                         break;
1256
1257                 case LFUN_EXTERNAL_EDIT: {
1258                         FuncRequest fr(action, argument);
1259                         InsetExternal().dispatch(view()->cursor(), fr);
1260                         break;
1261                 }
1262
1263                 case LFUN_ALL_INSETS_TOGGLE: {
1264                         string action;
1265                         string const name = split(argument, action, ' ');
1266                         InsetBase::Code const inset_code =
1267                                 InsetBase::translate(name);
1268
1269                         LCursor & cur = view()->cursor();
1270                         FuncRequest fr(LFUN_INSET_TOGGLE, action);
1271
1272                         InsetBase & inset = owner->buffer()->inset();
1273                         InsetIterator it  = inset_iterator_begin(inset);
1274                         InsetIterator const end = inset_iterator_end(inset);
1275                         for (; it != end; ++it) {
1276                                 if (inset_code == InsetBase::NO_CODE
1277                                     || inset_code == it->lyxCode())
1278                                         it->dispatch(cur, fr);
1279                         }
1280                         break;
1281                 }
1282
1283                 case LFUN_LANGUAGE_BUFFER: {
1284                         Buffer & buffer = *owner->buffer();
1285                         Language const * oldL = buffer.params().language;
1286                         Language const * newL = languages.getLanguage(argument);
1287                         if (!newL || oldL == newL)
1288                                 break;
1289
1290                         if (oldL->RightToLeft() == newL->RightToLeft()
1291                             && !buffer.isMultiLingual())
1292                                 buffer.changeLanguage(oldL, newL);
1293                         else
1294                                 buffer.updateDocLang(newL);
1295                         break;
1296                 }
1297
1298                 case LFUN_BUFFERPARAMS_APPLY: {
1299                         istringstream ss(argument);
1300                         LyXLex lex(0,0);
1301                         lex.setStream(ss);
1302                         int const unknown_tokens =
1303                                 owner->buffer()->readHeader(lex);
1304
1305                         if (unknown_tokens != 0) {
1306                                 lyxerr << "Warning in LFUN_BUFFERPARAMS_APPLY!\n"
1307                                        << unknown_tokens << " unknown token"
1308                                        << (unknown_tokens == 1 ? "" : "s")
1309                                        << endl;
1310                         }
1311                         break;
1312                 }
1313
1314                 case LFUN_TEXTCLASS_APPLY: {
1315                         Buffer * buffer = owner->buffer();
1316
1317                         lyx::textclass_type const old_class =
1318                                 buffer->params().textclass;
1319
1320                         loadTextclass(argument);
1321
1322                         std::pair<bool, lyx::textclass_type> const tc_pair =
1323                                 textclasslist.NumberOfClass(argument);
1324
1325                         if (!tc_pair.first)
1326                                 break;
1327
1328                         lyx::textclass_type const new_class = tc_pair.second;
1329                         if (old_class == new_class)
1330                                 // nothing to do
1331                                 break;
1332
1333                         owner->message(_("Converting document to new document class..."));
1334                         ErrorList el;
1335                         lyx::cap::SwitchLayoutsBetweenClasses(
1336                                 old_class, new_class,
1337                                 buffer->paragraphs(), el);
1338
1339                         bufferErrors(*buffer, el);
1340                         view()->showErrorList(_("Class switch"));
1341                         break;
1342                 }
1343
1344                 case LFUN_TEXTCLASS_LOAD:
1345                         loadTextclass(argument);
1346                         break;
1347
1348                 case LFUN_LYXRC_APPLY: {
1349                         istringstream ss(argument);
1350                         bool const success = lyxrc.read(ss) == 0;
1351
1352                         if (!success) {
1353                                 lyxerr << "Warning in LFUN_LYXRC_APPLY!\n"
1354                                        << "Unable to read lyxrc data"
1355                                        << endl;
1356                         }
1357                         break;
1358                 }
1359
1360                 default: {
1361                         update = false;
1362                         DispatchResult res = view()->cursor().dispatch(cmd);
1363                         if (res.dispatched())
1364                                 update |= res.update();
1365                         else
1366                                 update |= view()->dispatch(cmd);
1367
1368                         break;
1369                 }
1370                 }
1371
1372                 if (view()->available()) {
1373                         if (view()->fitCursor() || update)
1374                                 view()->update();
1375                         // if we executed a mutating lfun, mark the buffer as dirty
1376                         if (getStatus(cmd).enabled()
1377                                         && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)
1378                                         && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly))
1379                                 view()->buffer()->markDirty();
1380                 }
1381
1382                 if (view()->cursor().inTexted()) {
1383                         view()->owner()->updateLayoutChoice();
1384                         sendDispatchMessage(getMessage(), cmd, verbose);
1385                 }
1386         }
1387 }
1388
1389
1390 void LyXFunc::sendDispatchMessage(string const & msg,
1391                                   FuncRequest const & cmd, bool verbose)
1392 {
1393         owner->updateMenubar();
1394         owner->updateToolbar();
1395
1396         if (cmd.action == LFUN_SELFINSERT || !verbose) {
1397                 lyxerr[Debug::ACTION] << "dispatch msg is " << msg << endl;
1398                 if (!msg.empty())
1399                         owner->message(msg);
1400                 return;
1401         }
1402
1403         string dispatch_msg = msg;
1404         if (!dispatch_msg.empty())
1405                 dispatch_msg += ' ';
1406
1407         string comname = lyxaction.getActionName(cmd.action);
1408
1409         bool argsadded = false;
1410
1411         if (!cmd.argument.empty()) {
1412                 if (cmd.action != LFUN_UNKNOWN_ACTION) {
1413                         comname += ' ' + cmd.argument;
1414                         argsadded = true;
1415                 }
1416         }
1417
1418         string const shortcuts = toplevel_keymap->findbinding(cmd);
1419
1420         if (!shortcuts.empty()) {
1421                 comname += ": " + shortcuts;
1422         } else if (!argsadded && !cmd.argument.empty()) {
1423                 comname += ' ' + cmd.argument;
1424         }
1425
1426         if (!comname.empty()) {
1427                 comname = rtrim(comname);
1428                 dispatch_msg += '(' + comname + ')';
1429         }
1430
1431         lyxerr[Debug::ACTION] << "verbose dispatch msg " << dispatch_msg << endl;
1432         if (!dispatch_msg.empty())
1433                 owner->message(dispatch_msg);
1434 }
1435
1436
1437 void LyXFunc::setupLocalKeymap()
1438 {
1439         keyseq.stdmap = toplevel_keymap.get();
1440         keyseq.curmap = toplevel_keymap.get();
1441         cancel_meta_seq.stdmap = toplevel_keymap.get();
1442         cancel_meta_seq.curmap = toplevel_keymap.get();
1443 }
1444
1445
1446 void LyXFunc::menuNew(string const & name, bool fromTemplate)
1447 {
1448         string initpath = lyxrc.document_path;
1449         string filename(name);
1450
1451         if (view()->available()) {
1452                 string const trypath = owner->buffer()->filePath();
1453                 // If directory is writeable, use this as default.
1454                 if (IsDirWriteable(trypath))
1455                         initpath = trypath;
1456         }
1457
1458         static int newfile_number;
1459
1460         if (filename.empty()) {
1461                 filename = AddName(lyxrc.document_path,
1462                             "newfile" + tostr(++newfile_number) + ".lyx");
1463                 FileInfo fi(filename);
1464                 while (bufferlist.exists(filename) || fi.readable()) {
1465                         ++newfile_number;
1466                         filename = AddName(lyxrc.document_path,
1467                                     "newfile" + tostr(newfile_number) +
1468                                     ".lyx");
1469                         fi.newFile(filename);
1470                 }
1471         }
1472
1473         // The template stuff
1474         string templname;
1475         if (fromTemplate) {
1476                 FileDialog fileDlg(_("Select template file"),
1477                         LFUN_SELECT_FILE_SYNC,
1478                         make_pair(string(_("Documents|#o#O")),
1479                                   string(lyxrc.document_path)),
1480                         make_pair(string(_("Templates|#T#t")),
1481                                   string(lyxrc.template_path)));
1482
1483                 FileDialog::Result result =
1484                         fileDlg.open(lyxrc.template_path,
1485                                      FileFilterList(_("LyX Documents (*.lyx)")),
1486                                      string());
1487
1488                 if (result.first == FileDialog::Later)
1489                         return;
1490                 if (result.second.empty())
1491                         return;
1492                 templname = result.second;
1493         }
1494
1495         view()->newFile(filename, templname, !name.empty());
1496 }
1497
1498
1499 void LyXFunc::open(string const & fname)
1500 {
1501         string initpath = lyxrc.document_path;
1502
1503         if (view()->available()) {
1504                 string const trypath = owner->buffer()->filePath();
1505                 // If directory is writeable, use this as default.
1506                 if (IsDirWriteable(trypath))
1507                         initpath = trypath;
1508         }
1509
1510         string filename;
1511
1512         if (fname.empty()) {
1513                 FileDialog fileDlg(_("Select document to open"),
1514                         LFUN_FILE_OPEN,
1515                         make_pair(string(_("Documents|#o#O")),
1516                                   string(lyxrc.document_path)),
1517                         make_pair(string(_("Examples|#E#e")),
1518                                   string(AddPath(system_lyxdir(), "examples"))));
1519
1520                 FileDialog::Result result =
1521                         fileDlg.open(initpath,
1522                                      FileFilterList(_("LyX Documents (*.lyx)")),
1523                                      string());
1524
1525                 if (result.first == FileDialog::Later)
1526                         return;
1527
1528                 filename = result.second;
1529
1530                 // check selected filename
1531                 if (filename.empty()) {
1532                         owner->message(_("Canceled."));
1533                         return;
1534                 }
1535         } else
1536                 filename = fname;
1537
1538         // get absolute path of file and add ".lyx" to the filename if
1539         // necessary
1540         string const fullpath = FileSearch(string(), filename, "lyx");
1541         if (!fullpath.empty()) {
1542                 filename = fullpath;
1543         }
1544
1545         string const disp_fn(MakeDisplayPath(filename));
1546
1547         // if the file doesn't exist, let the user create one
1548         FileInfo const f(filename, true);
1549         if (!f.exist()) {
1550                 // the user specifically chose this name. Believe them.
1551                 view()->newFile(filename, "", true);
1552                 return;
1553         }
1554
1555         owner->message(bformat(_("Opening document %1$s..."), disp_fn));
1556
1557         string str2;
1558         if (view()->loadLyXFile(filename)) {
1559                 str2 = bformat(_("Document %1$s opened."), disp_fn);
1560         } else {
1561                 str2 = bformat(_("Could not open document %1$s"), disp_fn);
1562         }
1563         owner->message(str2);
1564 }
1565
1566
1567 void LyXFunc::doImport(string const & argument)
1568 {
1569         string format;
1570         string filename = split(argument, format, ' ');
1571
1572         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1573                             << " file: " << filename << endl;
1574
1575         // need user interaction
1576         if (filename.empty()) {
1577                 string initpath = lyxrc.document_path;
1578
1579                 if (view()->available()) {
1580                         string const trypath = owner->buffer()->filePath();
1581                         // If directory is writeable, use this as default.
1582                         if (IsDirWriteable(trypath))
1583                                 initpath = trypath;
1584                 }
1585
1586                 string const text = bformat(_("Select %1$s file to import"),
1587                         formats.prettyName(format));
1588
1589                 FileDialog fileDlg(text,
1590                         LFUN_IMPORT,
1591                         make_pair(string(_("Documents|#o#O")),
1592                                   string(lyxrc.document_path)),
1593                         make_pair(string(_("Examples|#E#e")),
1594                                   string(AddPath(system_lyxdir(), "examples"))));
1595
1596                 string const filter = formats.prettyName(format)
1597                         + " (*." + formats.extension(format) + ')';
1598
1599                 FileDialog::Result result =
1600                         fileDlg.open(initpath,
1601                                      FileFilterList(filter),
1602                                      string());
1603
1604                 if (result.first == FileDialog::Later)
1605                         return;
1606
1607                 filename = result.second;
1608
1609                 // check selected filename
1610                 if (filename.empty())
1611                         owner->message(_("Canceled."));
1612         }
1613
1614         if (filename.empty())
1615                 return;
1616
1617         // get absolute path of file
1618         filename = MakeAbsPath(filename);
1619
1620         string const lyxfile = ChangeExtension(filename, ".lyx");
1621
1622         // Check if the document already is open
1623         if (lyx_gui::use_gui && bufferlist.exists(lyxfile)) {
1624                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile), true)) {
1625                         owner->message(_("Canceled."));
1626                         return;
1627                 }
1628         }
1629
1630         // if the file exists already, and we didn't do
1631         // -i lyx thefile.lyx, warn
1632         if (FileInfo(lyxfile, true).exist() && filename != lyxfile) {
1633                 string const file = MakeDisplayPath(lyxfile, 30);
1634
1635                 string text = bformat(_("The document %1$s already exists.\n\n"
1636                         "Do you want to over-write that document?"), file);
1637                 int const ret = Alert::prompt(_("Over-write document?"),
1638                         text, 0, 1, _("&Over-write"), _("&Cancel"));
1639
1640                 if (ret == 1) {
1641                         owner->message(_("Canceled."));
1642                         return;
1643                 }
1644         }
1645
1646         Importer::Import(owner, filename, format);
1647 }
1648
1649
1650 void LyXFunc::closeBuffer()
1651 {
1652         if (bufferlist.close(owner->buffer(), true) && !quitting) {
1653                 if (bufferlist.empty()) {
1654                         // need this otherwise SEGV may occur while
1655                         // trying to set variables that don't exist
1656                         // since there's no current buffer
1657                         owner->getDialogs().hideBufferDependent();
1658                 } else {
1659                         view()->setBuffer(bufferlist.first());
1660                 }
1661         }
1662 }
1663
1664
1665 // Each "owner" should have it's own message method. lyxview and
1666 // the minibuffer would use the minibuffer, but lyxserver would
1667 // send an ERROR signal to its client.  Alejandro 970603
1668 // This function is bit problematic when it comes to NLS, to make the
1669 // lyx servers client be language indepenent we must not translate
1670 // strings sent to this func.
1671 void LyXFunc::setErrorMessage(string const & m) const
1672 {
1673         dispatch_buffer = m;
1674         errorstat = true;
1675 }
1676
1677
1678 void LyXFunc::setMessage(string const & m) const
1679 {
1680         dispatch_buffer = m;
1681 }
1682
1683
1684 void LyXFunc::setStatusMessage(string const & m) const
1685 {
1686         status_buffer = m;
1687 }
1688
1689
1690 string const LyXFunc::viewStatusMessage()
1691 {
1692         // When meta-fake key is pressed, show the key sequence so far + "M-".
1693         if (wasMetaKey())
1694                 return keyseq.print() + "M-";
1695
1696         // Else, when a non-complete key sequence is pressed,
1697         // show the available options.
1698         if (keyseq.length() > 0 && !keyseq.deleted())
1699                 return keyseq.printOptions();
1700
1701         if (!view()->available())
1702                 return _("Welcome to LyX!");
1703
1704         return view()->cursor().currentState();
1705 }
1706
1707
1708 BufferView * LyXFunc::view() const
1709 {
1710         BOOST_ASSERT(owner);
1711         return owner->view().get();
1712 }
1713
1714
1715 bool LyXFunc::wasMetaKey() const
1716 {
1717         return (meta_fake_bit != key_modifier::none);
1718 }