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 "debug.h"
  32 #include "dispatchresult.h"
  33 #include "encoding.h"
  34 #include "exporter.h"
  35 #include "format.h"
  36 #include "funcrequest.h"
  37 #include "gettext.h"
  38 #include "importer.h"
  39 #include "intl.h"
  40 #include "iterators.h"
  41 #include "kbmap.h"
  42 #include "LColor.h"
  43 #include "lyx_cb.h"
  44 #include "LyXAction.h"
  45 #include "lyxfind.h"
  46 #include "lyxrc.h"
  47 #include "lyxrow.h"
  48 #include "lyxserver.h"
  49 #include "lyxvc.h"
  50 #include "paragraph.h"
  51 #include "ParagraphParameters.h"
  52 #include "undo.h"
  53
  54 #include "insets/insetbox.h"
  55 #include "insets/insetbranch.h"
  56 #include "insets/insetcommand.h"
  57 #include "insets/insetert.h"
  58 #include "insets/insetexternal.h"
  59 #include "insets/insetfloat.h"
  60 #include "insets/insetgraphics.h"
  61 #include "insets/insetnote.h"
  62 #include "insets/insettabular.h"
  63 #include "insets/insetvspace.h"
  64 #include "insets/insetwrap.h"
  65
  66 #include "mathed/math_cursor.h"
  67
  68 #include "frontends/Alert.h"
  69 #include "frontends/Dialogs.h"
  70 #include "frontends/FileDialog.h"
  71 #include "frontends/lyx_gui.h"
  72 #include "frontends/LyXKeySym.h"
  73 #include "frontends/LyXView.h"
  74 #include "frontends/Menubar.h"
  75 #include "frontends/Toolbar.h"
  76
  77 #include "support/FileInfo.h"
  78 #include "support/filetools.h"
  79 #include "support/forkedcontr.h"
  80 #include "support/globbing.h"
  81 #include "support/path.h"
  82 #include "support/path_defines.h"
  83 #include "support/tostr.h"
  84 #include "support/std_sstream.h"
  85 #include "support/os.h"
  86
  87 using bv_funcs::changeDepth;
  88 using bv_funcs::currentState;
  89 using bv_funcs::DEC_DEPTH;
  90 using bv_funcs::freefont2string;
  91 using bv_funcs::INC_DEPTH;
  92
  93 using lyx::support::AddName;
  94 using lyx::support::AddPath;
  95 using lyx::support::bformat;
  96 using lyx::support::ChangeExtension;
  97 using lyx::support::FileFilterList;
  98 using lyx::support::FileInfo;
  99 using lyx::support::FileSearch;
 100 using lyx::support::ForkedcallsController;
 101 using lyx::support::i18nLibFileSearch;
 102 using lyx::support::IsDirWriteable;
 103 using lyx::support::IsFileReadable;
 104 using lyx::support::isStrInt;
 105 using lyx::support::MakeAbsPath;
 106 using lyx::support::MakeDisplayPath;
 107 using lyx::support::Path;
 108 using lyx::support::rtrim;
 109 using lyx::support::split;
 110 using lyx::support::strToInt;
 111 using lyx::support::strToUnsignedInt;
 112 using lyx::support::system_lyxdir;
 113 using lyx::support::token;
 114 using lyx::support::trim;
 115 using lyx::support::user_lyxdir;
 116 using lyx::support::prefixIs;
 117 using lyx::support::os::getTmpDir;
 118
 119 using std::endl;
 120 using std::make_pair;
 121 using std::pair;
 122 using std::string;
 123 using std::istringstream;
 124
 125
 126 extern BufferList bufferlist;
 127 extern LyXServer * lyxserver;
 128 extern bool selection_possible;
 129
 130 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 131
 132 // (alkis)
 133 extern tex_accent_struct get_accent(kb_action action);
 134
 135
 136 LyXFunc::LyXFunc(LyXView * lv)
 137         : owner(lv),
 138         encoded_last_key(0),
 139         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 140         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get()),
 141         meta_fake_bit(key_modifier::none)
 142 {
 143 }
 144
 145
 146 void LyXFunc::handleKeyFunc(kb_action action)
 147 {
 148         char c = encoded_last_key;
 149
 150         if (keyseq.length()) {
 151                 c = 0;
 152         }
 153
 154         owner->getIntl().getTransManager()
 155                 .deadkey(c, get_accent(action).accent, view()->getLyXText());
 156         // Need to clear, in case the minibuffer calls these
 157         // actions
 158         keyseq.clear();
 159         // copied verbatim from do_accent_char
 160         view()->cursor().resetAnchor();
 161         view()->update();
 162 }
 163
 164
 165 void LyXFunc::processKeySym(LyXKeySymPtr keysym,
 166                             key_modifier::state state)
 167 {
 168         string argument;
 169
 170         if (lyxerr.debugging(Debug::KEY)) {
 171                 lyxerr << "KeySym is "
 172                        << keysym->getSymbolName()
 173                        << endl;
 174         }
 175
 176         // Do nothing if we have nothing (JMarc)
 177         if (!keysym->isOK()) {
 178                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 179                                    << endl;
 180                 return;
 181         }
 182
 183         if (keysym->isModifier()) {
 184                 lyxerr[Debug::KEY] << "isModifier true" << endl;
 185                 return;
 186         }
 187
 188         Encoding const * encoding = view()->getEncoding();
 189
 190         encoded_last_key = keysym->getISOEncoded(encoding ? encoding->Name() : "");
 191
 192         // Do a one-deep top-level lookup for
 193         // cancel and meta-fake keys. RVDK_PATCH_5
 194         cancel_meta_seq.reset();
 195
 196         FuncRequest func = cancel_meta_seq.addkey(keysym, state);
 197         lyxerr[Debug::KEY] << "action first set to [" << func.action << ']' << endl;
 198
 199         // When not cancel or meta-fake, do the normal lookup.
 200         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 201         // Mostly, meta_fake_bit = key_modifier::none. RVDK_PATCH_5.
 202         if ((func.action != LFUN_CANCEL) && (func.action != LFUN_META_FAKE)) {
 203                 // remove Caps Lock and Mod2 as a modifiers
 204                 func = keyseq.addkey(keysym, (state | meta_fake_bit));
 205                 lyxerr[Debug::KEY] << "action now set to ["
 206                         << func.action << ']' << endl;
 207         }
 208
 209         // Dont remove this unless you know what you are doing.
 210         meta_fake_bit = key_modifier::none;
 211
 212         // can this happen now ?
 213         if (func.action == LFUN_NOACTION) {
 214                 func = FuncRequest(LFUN_PREFIX);
 215         }
 216
 217         if (lyxerr.debugging(Debug::KEY)) {
 218                 lyxerr << "Key [action="
 219                        << func.action << "]["
 220                        << keyseq.print() << ']'
 221                        << endl;
 222         }
 223
 224         // already here we know if it any point in going further
 225         // why not return already here if action == -1 and
 226         // num_bytes == 0? (Lgb)
 227
 228         if (keyseq.length() > 1) {
 229                 owner->message(keyseq.print());
 230         }
 231
 232
 233         // Maybe user can only reach the key via holding down shift.
 234         // Let's see. But only if shift is the only modifier
 235         if (func.action == LFUN_UNKNOWN_ACTION &&
 236             state == key_modifier::shift) {
 237                 lyxerr[Debug::KEY] << "Trying without shift" << endl;
 238                 func = keyseq.addkey(keysym, key_modifier::none);
 239                 lyxerr[Debug::KEY] << "Action now " << func.action << endl;
 240         }
 241
 242         if (func.action == LFUN_UNKNOWN_ACTION) {
 243                 // Hmm, we didn't match any of the keysequences. See
 244                 // if it's normal insertable text not already covered
 245                 // by a binding
 246                 if (keysym->isText() && keyseq.length() == 1) {
 247                         lyxerr[Debug::KEY] << "isText() is true, inserting." << endl;
 248                         func = FuncRequest(LFUN_SELFINSERT);
 249                 } else {
 250                         lyxerr[Debug::KEY] << "Unknown, !isText() - giving up" << endl;
 251                         owner->message(_("Unknown function."));
 252                         return;
 253                 }
 254         }
 255
 256         if (func.action == LFUN_SELFINSERT) {
 257                 if (encoded_last_key != 0) {
 258                         string arg;
 259                         arg += encoded_last_key;
 260                         dispatch(FuncRequest(LFUN_SELFINSERT, arg));
 261                         lyxerr[Debug::KEY] << "SelfInsert arg[`"
 262                                    << argument << "']" << endl;
 263                 }
 264         } else {
 265                 dispatch(func);
 266         }
 267 }
 268
 269
 270 FuncStatus LyXFunc::getStatus(FuncRequest const & ev) const
 271 {
 272         FuncStatus flag;
 273         Buffer * buf = owner->buffer();
 274
 275         if (ev.action == LFUN_NOACTION) {
 276                 setStatusMessage(N_("Nothing to do"));
 277                 flag.disabled(true);
 278                 return flag;
 279         }
 280
 281         switch (ev.action) {
 282         case LFUN_UNKNOWN_ACTION:
 283 #ifndef HAVE_LIBAIKSAURUS
 284         case LFUN_THESAURUS_ENTRY:
 285 #endif
 286                 flag.unknown(true);
 287                 flag.disabled(true);
 288                 break;
 289         default:
 290                 flag |= lyx_gui::getStatus(ev);
 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(ev.action, LyXAction::NoBuffer)) {
 303                 // Yes we need a buffer, do we have one?
 304                 if (buf) {
 305                         // yes
 306                         // Can we use a readonly buffer?
 307                         if (buf->isReadonly() &&
 308                             !lyxaction.funcHasFlag(ev.action,
 309                                                    LyXAction::ReadOnly)) {
 310                                 // no
 311                                 setStatusMessage(N_("Document is read-only"));
 312                                 flag.disabled(true);
 313                         }
 314                 } else {
 315                         // no
 316                         setStatusMessage(N_("Command not allowed with"
 317                                             "out any document open"));
 318                         flag.disabled(true);
 319                         return flag;
 320                 }
 321         }
 322
 323         UpdatableInset * tli = view()->cursor().inset()
 324                 ? view()->cursor().inset()->asUpdatableInset() : 0;
 325         InsetTabular * tab = view()->cursor().innerInsetTabular();
 326
 327         // I would really like to avoid having this switch and rather try to
 328         // encode this in the function itself.
 329         bool disable = false;
 330         switch (ev.action) {
 331         case LFUN_EXPORT:
 332                 disable = ev.argument != "custom"
 333                         && !Exporter::IsExportable(*buf, ev.argument);
 334                 break;
 335         case LFUN_UNDO:
 336                 disable = buf->undostack().empty();
 337                 break;
 338         case LFUN_REDO:
 339                 disable = buf->redostack().empty();
 340                 break;
 341         case LFUN_CUT:
 342         case LFUN_COPY:
 343                 if (tab && tab->hasSelection())
 344                         disable = false;
 345                 else
 346                         disable = !inMathed() && !view()->cursor().selection();
 347                 break;
 348
 349         case LFUN_RUNCHKTEX:
 350                 disable = !buf->isLatex() || lyxrc.chktex_command == "none";
 351                 break;
 352
 353         case LFUN_BUILDPROG:
 354                 disable = !Exporter::IsExportable(*buf, "program");
 355                 break;
 356
 357         case LFUN_LAYOUT_TABULAR:
 358                 disable = !view()->cursor().innerInsetTabular();
 359                 break;
 360
 361         case LFUN_DEPTH_MIN:
 362                 disable = !changeDepthAllowed(view(), view()->getLyXText(), DEC_DEPTH);
 363                 break;
 364
 365         case LFUN_DEPTH_PLUS:
 366                 disable = !changeDepthAllowed(view(), view()->getLyXText(), INC_DEPTH);
 367                 break;
 368
 369         case LFUN_LAYOUT:
 370         case LFUN_LAYOUT_PARAGRAPH: {
 371                 InsetOld * inset = view()->getLyXText()->cursorPar()->inInset();
 372                 disable = inset && inset->forceDefaultParagraphs(inset);
 373                 break;
 374         }
 375
 376         case LFUN_INSET_OPTARG:
 377                 disable = (view()->getLyXText()->cursorPar()->layout()->optionalargs == 0);
 378                 break;
 379
 380         case LFUN_TABULAR_FEATURE:
 381 #if 0
 382                 if (inMathed()) {
 383                         // FIXME: check temporarily disabled
 384                         // valign code
 385                         char align = mathcursor::valign();
 386                         if (align == '\0') {
 387                                 disable = true;
 388                                 break;
 389                         }
 390                         if (ev.argument.empty()) {
 391                                 flag.clear();
 392                                 break;
 393                         }
 394                         if (!contains("tcb", ev.argument[0])) {
 395                                 disable = true;
 396                                 break;
 397                         }
 398                         flag.setOnOff(ev.argument[0] == align);
 399                 } else {
 400                         disable = true;
 401
 402                         char align = mathcursor::halign();
 403                         if (align == '\0') {
 404                                 disable = true;
 405                                 break;
 406                         }
 407                         if (ev.argument.empty()) {
 408                                 flag.clear();
 409                                 break;
 410                         }
 411                         if (!contains("lcr", ev.argument[0])) {
 412                                 disable = true;
 413                                 break;
 414                         }
 415                         flag.setOnOff(ev.argument[0] == align);
 416
 417                         disable = !mathcursor::halign();
 418                         break;
 419                 }
 420
 421                 if (tli) {
 422                         FuncStatus ret;
 423                         //ret.disabled(true);
 424                         InsetTabular * tab = view()->cursor().innerInsetTabular();
 425                         if (tab) {
 426                                 ret = tab->getStatus(ev.argument);
 427                                 flag |= ret;
 428                                 disable = false;
 429                         } else {
 430                                 disable = true;
 431                         }
 432                 } else {
 433                         static InsetTabular inset(*buf, 1, 1);
 434                         disable = true;
 435                         FuncStatus ret = inset.getStatus(ev.argument);
 436                         if (ret.onoff(true) || ret.onoff(false))
 437                                 flag.setOnOff(false);
 438                 }
 439 #endif
 440                 break;
 441
 442         case LFUN_VC_REGISTER:
 443                 disable = buf->lyxvc().inUse();
 444                 break;
 445         case LFUN_VC_CHECKIN:
 446                 disable = !buf->lyxvc().inUse() || buf->isReadonly();
 447                 break;
 448         case LFUN_VC_CHECKOUT:
 449                 disable = !buf->lyxvc().inUse() || !buf->isReadonly();
 450                 break;
 451         case LFUN_VC_REVERT:
 452         case LFUN_VC_UNDO:
 453                 disable = !buf->lyxvc().inUse();
 454                 break;
 455         case LFUN_MENURELOAD:
 456                 disable = buf->isUnnamed() || buf->isClean();
 457                 break;
 458         case LFUN_BOOKMARK_GOTO:
 459                 disable = !view()->
 460                         isSavedPosition(strToUnsignedInt(ev.argument));
 461                 break;
 462
 463         case LFUN_MERGE_CHANGES:
 464         case LFUN_ACCEPT_CHANGE:
 465         case LFUN_REJECT_CHANGE:
 466         case LFUN_ACCEPT_ALL_CHANGES:
 467         case LFUN_REJECT_ALL_CHANGES:
 468                 disable = !buf->params().tracking_changes;
 469                 break;
 470
 471         case LFUN_INSET_SETTINGS: {
 472                 disable = true;
 473                 UpdatableInset * inset = view()->cursor().inset()
 474                         ? view()->cursor().inset()->asUpdatableInset() : 0;
 475
 476                 if (!inset)
 477                         break;
 478
 479                 // jump back to owner if an InsetText, so
 480                 // we get back to the InsetTabular or whatever
 481                 if (inset->lyxCode() == InsetOld::TEXT_CODE)
 482                         inset = inset->owner();
 483
 484                 InsetOld::Code code = inset->lyxCode();
 485                 switch (code) {
 486                         case InsetOld::TABULAR_CODE:
 487                                 disable = ev.argument != "tabular";
 488                                 break;
 489                         case InsetOld::ERT_CODE:
 490                                 disable = ev.argument != "ert";
 491                                 break;
 492                         case InsetOld::FLOAT_CODE:
 493                                 disable = ev.argument != "float";
 494                                 break;
 495                         case InsetOld::WRAP_CODE:
 496                                 disable = ev.argument != "wrap";
 497                                 break;
 498                         case InsetOld::NOTE_CODE:
 499                                 disable = ev.argument != "note";
 500                                 break;
 501                         case InsetOld::BRANCH_CODE:
 502                                 disable = ev.argument != "branch";
 503                                 break;
 504                         case InsetOld::BOX_CODE:
 505                                 disable = ev.argument != "box";
 506                                 break;
 507                         default:
 508                                 break;
 509                 }
 510                 break;
 511         }
 512
 513         case LFUN_MATH_MUTATE:
 514                 if (inMathed())
 515                         //flag.setOnOff(mathcursor::formula()->hullType() == ev.argument);
 516                         flag.setOnOff(false);
 517                 else
 518                         disable = true;
 519                 break;
 520
 521         // we just need to be in math mode to enable that
 522         case LFUN_MATH_SIZE:
 523         case LFUN_MATH_SPACE:
 524         case LFUN_MATH_LIMITS:
 525         case LFUN_MATH_NONUMBER:
 526         case LFUN_MATH_NUMBER:
 527         case LFUN_MATH_EXTERN:
 528                 disable = !inMathed();
 529                 break;
 530
 531         case LFUN_DIALOG_SHOW: {
 532                 string const name = ev.getArg(0);
 533                 if (!buf) {
 534                         disable = !(name == "aboutlyx" ||
 535                                     name == "file" ||
 536                                     name == "forks" ||
 537                                     name == "preferences" ||
 538                                     name == "texinfo");
 539                         break;
 540                 }
 541
 542                 if (name == "print") {
 543                         disable = !Exporter::IsExportable(*buf, "dvi") ||
 544                                 lyxrc.print_command == "none";
 545                 } else if (name == "character") {
 546                         InsetBase * inset = view()->cursor().inset();
 547                         disable = inset && inset->lyxCode() == InsetOld::ERT_CODE;
 548                 } else if (name == "vclog") {
 549                         disable = !buf->lyxvc().inUse();
 550                 } else if (name == "latexlog") {
 551                         disable = !IsFileReadable(buf->getLogName().second);
 552                 }
 553                 break;
 554         }
 555
 556         default:
 557                 break;
 558         }
 559
 560         // the functions which insert insets
 561         InsetOld::Code code = InsetOld::NO_CODE;
 562         switch (ev.action) {
 563         case LFUN_DIALOG_SHOW_NEW_INSET:
 564                 if (ev.argument == "bibitem")
 565                         code = InsetOld::BIBITEM_CODE;
 566                 else if (ev.argument == "bibtex")
 567                         code = InsetOld::BIBTEX_CODE;
 568                 else if (ev.argument == "box")
 569                         code = InsetOld::BOX_CODE;
 570                 else if (ev.argument == "branch")
 571                         code = InsetOld::BRANCH_CODE;
 572                 else if (ev.argument == "citation")
 573                         code = InsetOld::CITE_CODE;
 574                 else if (ev.argument == "ert")
 575                         code = InsetOld::ERT_CODE;
 576                 else if (ev.argument == "external")
 577                         code = InsetOld::EXTERNAL_CODE;
 578                 else if (ev.argument == "float")
 579                         code = InsetOld::FLOAT_CODE;
 580                 else if (ev.argument == "graphics")
 581                         code = InsetOld::GRAPHICS_CODE;
 582                 else if (ev.argument == "include")
 583                         code = InsetOld::INCLUDE_CODE;
 584                 else if (ev.argument == "index")
 585                         code = InsetOld::INDEX_CODE;
 586                 else if (ev.argument == "label")
 587                         code = InsetOld::LABEL_CODE;
 588                 else if (ev.argument == "note")
 589                         code = InsetOld::NOTE_CODE;
 590                 else if (ev.argument == "ref")
 591                         code = InsetOld::REF_CODE;
 592                 else if (ev.argument == "toc")
 593                         code = InsetOld::TOC_CODE;
 594                 else if (ev.argument == "url")
 595                         code = InsetOld::URL_CODE;
 596                 else if (ev.argument == "vspace")
 597                         code = InsetOld::VSPACE_CODE;
 598                 else if (ev.argument == "wrap")
 599                         code = InsetOld::WRAP_CODE;
 600                 break;
 601
 602         case LFUN_INSET_ERT:
 603                 code = InsetOld::ERT_CODE;
 604                 break;
 605         case LFUN_INSET_FOOTNOTE:
 606                 code = InsetOld::FOOT_CODE;
 607                 break;
 608         case LFUN_TABULAR_INSERT:
 609                 code = InsetOld::TABULAR_CODE;
 610                 break;
 611         case LFUN_INSET_MARGINAL:
 612                 code = InsetOld::MARGIN_CODE;
 613                 break;
 614         case LFUN_INSET_FLOAT:
 615         case LFUN_INSET_WIDE_FLOAT:
 616                 code = InsetOld::FLOAT_CODE;
 617                 break;
 618         case LFUN_INSET_WRAP:
 619                 code = InsetOld::WRAP_CODE;
 620                 break;
 621         case LFUN_FLOAT_LIST:
 622                 code = InsetOld::FLOAT_LIST_CODE;
 623                 break;
 624 #if 0
 625         case LFUN_INSET_LIST:
 626                 code = InsetOld::LIST_CODE;
 627                 break;
 628         case LFUN_INSET_THEOREM:
 629                 code = InsetOld::THEOREM_CODE;
 630                 break;
 631 #endif
 632         case LFUN_INSET_CAPTION:
 633                 code = InsetOld::CAPTION_CODE;
 634                 break;
 635         case LFUN_INSERT_NOTE:
 636                 code = InsetOld::NOTE_CODE;
 637                 break;
 638         case LFUN_INSERT_CHARSTYLE:
 639                 code = InsetOld::CHARSTYLE_CODE;
 640                 if (buf->params().getLyXTextClass().charstyles().empty())
 641                         disable = true;
 642                 break;
 643         case LFUN_INSERT_BOX:
 644                 code = InsetOld::BOX_CODE;
 645                 break;
 646         case LFUN_INSERT_BRANCH:
 647                 code = InsetOld::BRANCH_CODE;
 648                 if (buf->params().branchlist().empty())
 649                         disable = true;
 650                 break;
 651         case LFUN_INSERT_LABEL:
 652                 code = InsetOld::LABEL_CODE;
 653                 break;
 654         case LFUN_INSET_OPTARG:
 655                 code = InsetOld::OPTARG_CODE;
 656                 break;
 657         case LFUN_ENVIRONMENT_INSERT:
 658                 code = InsetOld::BOX_CODE;
 659                 break;
 660         case LFUN_INDEX_INSERT:
 661                 code = InsetOld::INDEX_CODE;
 662                 break;
 663         case LFUN_INDEX_PRINT:
 664                 code = InsetOld::INDEX_PRINT_CODE;
 665                 break;
 666         case LFUN_TOC_INSERT:
 667                 code = InsetOld::TOC_CODE;
 668                 break;
 669         case LFUN_HTMLURL:
 670         case LFUN_URL:
 671                 code = InsetOld::URL_CODE;
 672                 break;
 673         case LFUN_QUOTE:
 674                 // always allow this, since we will inset a raw quote
 675                 // if an inset is not allowed.
 676                 break;
 677         case LFUN_HYPHENATION:
 678         case LFUN_LIGATURE_BREAK:
 679         case LFUN_HFILL:
 680         case LFUN_MENU_SEPARATOR:
 681         case LFUN_LDOTS:
 682         case LFUN_END_OF_SENTENCE:
 683                 code = InsetOld::SPECIALCHAR_CODE;
 684                 break;
 685         case LFUN_SPACE_INSERT:
 686                 // slight hack: we know this is allowed in math mode
 687                 if (!inMathed())
 688                         code = InsetOld::SPACE_CODE;
 689                 break;
 690         case LFUN_INSET_DIALOG_SHOW: {
 691                 InsetOld * inset = view()->getLyXText()->getInset();
 692                 disable = !inset;
 693                 if (!disable) {
 694                         code = inset->lyxCode();
 695                         if (!(code == InsetOld::INCLUDE_CODE
 696                                 || code == InsetOld::BIBTEX_CODE
 697                                 || code == InsetOld::FLOAT_LIST_CODE
 698                                 || code == InsetOld::TOC_CODE))
 699                                 disable = true;
 700                 }
 701                 break;
 702         }
 703         default:
 704                 break;
 705         }
 706         if (code != InsetOld::NO_CODE && tli && !tli->insetAllowed(code))
 707                 disable = true;
 708
 709         if (disable)
 710                 flag.disabled(true);
 711
 712         // A few general toggles
 713         switch (ev.action) {
 714         case LFUN_TOOLTIPS_TOGGLE:
 715                 flag.setOnOff(owner->getDialogs().tooltipsEnabled());
 716                 break;
 717
 718         case LFUN_READ_ONLY_TOGGLE:
 719                 flag.setOnOff(buf->isReadonly());
 720                 break;
 721         case LFUN_APPENDIX:
 722                 flag.setOnOff(view()->getLyXText()->cursorPar()->params().startOfAppendix());
 723                 break;
 724         case LFUN_SWITCHBUFFER:
 725                 // toggle on the current buffer, but do not toggle off
 726                 // the other ones (is that a good idea?)
 727                 if (ev.argument == buf->fileName())
 728                         flag.setOnOff(true);
 729                 break;
 730         case LFUN_TRACK_CHANGES:
 731                 flag.setOnOff(buf->params().tracking_changes);
 732                 break;
 733         default:
 734                 break;
 735         }
 736
 737 #ifdef LOCK
 738         // the font related toggles
 739         if (!inMathed()) {
 740                 LyXFont const & font = view()->getLyXText()->real_current_font;
 741                 switch (ev.action) {
 742                 case LFUN_EMPH:
 743                         flag.setOnOff(font.emph() == LyXFont::ON);
 744                         break;
 745                 case LFUN_NOUN:
 746                         flag.setOnOff(font.noun() == LyXFont::ON);
 747                         break;
 748                 case LFUN_BOLD:
 749                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 750                         break;
 751                 case LFUN_SANS:
 752                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 753                         break;
 754                 case LFUN_ROMAN:
 755                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 756                         break;
 757                 case LFUN_CODE:
 758                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 759                         break;
 760                 default:
 761                         break;
 762                 }
 763         } else {
 764                 string tc = mathcursor::getLastCode();
 765                 switch (ev.action) {
 766                 case LFUN_BOLD:
 767                         flag.setOnOff(tc == "mathbf");
 768                         break;
 769                 case LFUN_SANS:
 770                         flag.setOnOff(tc == "mathsf");
 771                         break;
 772                 case LFUN_EMPH:
 773                         flag.setOnOff(tc == "mathcal");
 774                         break;
 775                 case LFUN_ROMAN:
 776                         flag.setOnOff(tc == "mathrm");
 777                         break;
 778                 case LFUN_CODE:
 779                         flag.setOnOff(tc == "mathtt");
 780                         break;
 781                 case LFUN_NOUN:
 782                         flag.setOnOff(tc == "mathbb");
 783                         break;
 784                 case LFUN_DEFAULT:
 785                         flag.setOnOff(tc == "mathnormal");
 786                         break;
 787                 default:
 788                         break;
 789                 }
 790         }
 791 #endif
 792
 793         // this one is difficult to get right. As a half-baked
 794         // solution, we consider only the first action of the sequence
 795         if (ev.action == LFUN_SEQUENCE) {
 796                 // argument contains ';'-terminated commands
 797 #warning LyXAction arguments not handled here.
 798                 flag = getStatus(FuncRequest(lyxaction.lookupFunc(token(ev.argument, ';', 0))));
 799         }
 800
 801         return flag;
 802 }
 803
 804
 805 namespace {
 806
 807 bool ensureBufferClean(BufferView * bv)
 808 {
 809         Buffer & buf = *bv->buffer();
 810         if (buf.isClean())
 811                 return true;
 812
 813         string const file = MakeDisplayPath(buf.fileName(), 30);
 814         string text = bformat(_("The document %1$s has unsaved "
 815                                 "changes.\n\nDo you want to save "
 816                                 "the document?"), file);
 817         int const ret = Alert::prompt(_("Save changed document?"),
 818                                       text, 0, 1, _("&Save"),
 819                                       _("&Cancel"));
 820
 821         if (ret == 0)
 822                 bv->owner()->dispatch(FuncRequest(LFUN_MENUWRITE));
 823
 824         return buf.isClean();
 825 }
 826
 827 } //namespace anon
 828
 829
 830 void LyXFunc::dispatch(FuncRequest const & func, bool verbose)
 831 {
 832         string argument = func.argument;
 833         kb_action action = func.action;
 834
 835         //lyxerr[Debug::ACTION] << "LyXFunc::dispatch: cmd: " << func << endl;
 836         lyxerr << "LyXFunc::dispatch: cmd: " << func << endl;
 837
 838         // we have not done anything wrong yet.
 839         errorstat = false;
 840         dispatch_buffer.erase();
 841
 842 #ifdef NEW_DISPATCHER
 843         // We try do call the most specific dispatcher first:
 844         //  1. the lockinginset's dispatch
 845         //  2. the bufferview's dispatch
 846         //  3. the lyxview's dispatch
 847 #endif
 848
 849         selection_possible = false;
 850
 851         // We cannot use this function here
 852         if (getStatus(func).disabled()) {
 853                 lyxerr[Debug::ACTION] << "LyXFunc::dispatch: "
 854                        << lyxaction.getActionName(action)
 855                        << " [" << action << "] is disabled at this location"
 856                        << endl;
 857                 setErrorMessage(getStatusMessage());
 858
 859         } else {
 860
 861                 if (view()->available())
 862                         view()->hideCursor();
 863
 864                 switch (action) {
 865
 866                 case LFUN_ESCAPE: {
 867                         if (!view()->available())
 868                                 break;
 869                         view()->cursor().pop();
 870                         // Tell the paragraph dialog that we changed paragraph
 871                         dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
 872                         break;
 873                 }
 874
 875                 case LFUN_WORDFINDFORWARD:
 876                 case LFUN_WORDFINDBACKWARD: {
 877                         static string last_search;
 878                         string searched_string;
 879
 880                         if (!argument.empty()) {
 881                                 last_search = argument;
 882                                 searched_string = argument;
 883                         } else
 884                                 searched_string = last_search;
 885
 886                         if (searched_string.empty())
 887                                 break;
 888
 889                         bool const fw = action == LFUN_WORDFINDFORWARD;
 890                         string const data =
 891                                 lyx::find::find2string(searched_string, true, false, fw);
 892                         view()->dispatch(FuncRequest(LFUN_WORD_FIND, data));
 893                         break;
 894                 }
 895
 896                 case LFUN_PREFIX:
 897                         owner->message(keyseq.printOptions());
 898                         break;
 899
 900                 case LFUN_EXEC_COMMAND:
 901                         owner->focus_command_buffer();
 902                         break;
 903
 904                 case LFUN_CANCEL:
 905                         keyseq.reset();
 906                         meta_fake_bit = key_modifier::none;
 907                         if (view()->available())
 908                                 // cancel any selection
 909                                 dispatch(FuncRequest(LFUN_MARK_OFF));
 910                         setMessage(N_("Cancel"));
 911                         break;
 912
 913                 case LFUN_META_FAKE:
 914                         meta_fake_bit = key_modifier::alt;
 915                         setMessage(keyseq.print());
 916                         break;
 917
 918                 case LFUN_READ_ONLY_TOGGLE:
 919                         if (owner->buffer()->lyxvc().inUse())
 920                                 owner->buffer()->lyxvc().toggleReadOnly();
 921                         else
 922                                 owner->buffer()->setReadonly(
 923                                         !owner->buffer()->isReadonly());
 924                         break;
 925
 926                 case LFUN_CENTER: // this is center and redraw.
 927                         view()->center();
 928                         break;
 929
 930                 // --- Menus -----------------------------------------------
 931                 case LFUN_MENUNEW:
 932                         menuNew(argument, false);
 933                         break;
 934
 935                 case LFUN_MENUNEWTMPLT:
 936                         menuNew(argument, true);
 937                         break;
 938
 939                 case LFUN_CLOSEBUFFER:
 940                         closeBuffer();
 941                         break;
 942
 943                 case LFUN_MENUWRITE:
 944                         if (!owner->buffer()->isUnnamed()) {
 945                                 string const str = bformat(_("Saving document %1$s..."),
 946                                          MakeDisplayPath(owner->buffer()->fileName()));
 947                                 owner->message(str);
 948                                 MenuWrite(owner->buffer());
 949                                 owner->message(str + _(" done."));
 950                         } else
 951                                 WriteAs(owner->buffer());
 952                         break;
 953
 954                 case LFUN_WRITEAS:
 955                         WriteAs(owner->buffer(), argument);
 956                         break;
 957
 958                 case LFUN_MENURELOAD: {
 959                         string const file = MakeDisplayPath(view()->buffer()->fileName(), 20);
 960                         string text = bformat(_("Any changes will be lost. Are you sure "
 961                                 "you want to revert to the saved version of the document %1$s?"), file);
 962                         int const ret = Alert::prompt(_("Revert to saved document?"),
 963                                 text, 0, 1, _("&Revert"), _("&Cancel"));
 964
 965                         if (ret == 0)
 966                                 view()->reload();
 967                         break;
 968                 }
 969
 970                 case LFUN_UPDATE:
 971                         Exporter::Export(owner->buffer(), argument, true);
 972                         view()->showErrorList(BufferFormat(*owner->buffer()));
 973                         break;
 974
 975                 case LFUN_PREVIEW:
 976                         Exporter::Preview(owner->buffer(), argument);
 977                         view()->showErrorList(BufferFormat(*owner->buffer()));
 978                         break;
 979
 980                 case LFUN_BUILDPROG:
 981                         Exporter::Export(owner->buffer(), "program", true);
 982                         view()->showErrorList(_("Build"));
 983                         break;
 984
 985                 case LFUN_RUNCHKTEX:
 986                         owner->buffer()->runChktex();
 987                         view()->showErrorList(_("ChkTeX"));
 988                         break;
 989
 990                 case LFUN_EXPORT:
 991                         if (argument == "custom")
 992                                 owner->getDialogs().showSendto();
 993                         else {
 994                                 Exporter::Export(owner->buffer(), argument, false);
 995                                 view()->showErrorList(BufferFormat(*owner->buffer()));
 996                         }
 997                         break;
 998
 999                 case LFUN_IMPORT:
1000                         doImport(argument);
1001                         break;
1002
1003                 case LFUN_QUIT:
1004                         QuitLyX();
1005                         break;
1006
1007                 case LFUN_TOCVIEW: {
1008                         InsetCommandParams p("tableofcontents");
1009                         string const data = InsetCommandMailer::params2string("toc", p);
1010                         owner->getDialogs().show("toc", data, 0);
1011                         break;
1012                 }
1013
1014                 case LFUN_AUTOSAVE:
1015                         AutoSave(view());
1016                         break;
1017
1018                 case LFUN_UNDO:
1019                         view()->undo();
1020                         break;
1021
1022                 case LFUN_REDO:
1023                         view()->redo();
1024                         break;
1025
1026                 case LFUN_RECONFIGURE:
1027                         Reconfigure(view());
1028                         break;
1029
1030                 case LFUN_HELP_OPEN: {
1031                         string const arg = argument;
1032                         if (arg.empty()) {
1033                                 setErrorMessage(N_("Missing argument"));
1034                                 break;
1035                         }
1036                         string const fname = i18nLibFileSearch("doc", arg, "lyx");
1037                         if (fname.empty()) {
1038                                 lyxerr << "LyX: unable to find documentation file `"
1039                                                          << arg << "'. Bad installation?" << endl;
1040                                 break;
1041                         }
1042                         owner->message(bformat(_("Opening help file %1$s..."),
1043                                 MakeDisplayPath(fname)));
1044                         view()->loadLyXFile(fname, false);
1045                         break;
1046                 }
1047
1048                 // --- version control -------------------------------
1049                 case LFUN_VC_REGISTER:
1050                         if (!ensureBufferClean(view()))
1051                                 break;
1052                         if (!owner->buffer()->lyxvc().inUse()) {
1053                                 owner->buffer()->lyxvc().registrer();
1054                                 view()->reload();
1055                         }
1056                         break;
1057
1058                 case LFUN_VC_CHECKIN:
1059                         if (!ensureBufferClean(view()))
1060                                 break;
1061                         if (owner->buffer()->lyxvc().inUse()
1062                                         && !owner->buffer()->isReadonly()) {
1063                                 owner->buffer()->lyxvc().checkIn();
1064                                 view()->reload();
1065                         }
1066                         break;
1067
1068                 case LFUN_VC_CHECKOUT:
1069                         if (!ensureBufferClean(view()))
1070                                 break;
1071                         if (owner->buffer()->lyxvc().inUse()
1072                                         && owner->buffer()->isReadonly()) {
1073                                 owner->buffer()->lyxvc().checkOut();
1074                                 view()->reload();
1075                         }
1076                         break;
1077
1078                 case LFUN_VC_REVERT:
1079                         owner->buffer()->lyxvc().revert();
1080                         view()->reload();
1081                         break;
1082
1083                 case LFUN_VC_UNDO:
1084                         owner->buffer()->lyxvc().undoLast();
1085                         view()->reload();
1086                         break;
1087
1088                 // --- buffers ----------------------------------------
1089                 case LFUN_SWITCHBUFFER:
1090                         view()->buffer(bufferlist.getBuffer(argument));
1091                         break;
1092
1093                 case LFUN_FILE_NEW:
1094                         NewFile(view(), argument);
1095                         break;
1096
1097                 case LFUN_FILE_OPEN:
1098                         open(argument);
1099                         break;
1100
1101                 case LFUN_LAYOUT_TABULAR:
1102                         if (InsetTabular * tab = view()->cursor().innerInsetTabular())
1103                                 tab->openLayoutDialog(view());
1104                         break;
1105
1106                 case LFUN_DROP_LAYOUTS_CHOICE:
1107                         owner->getToolbar().openLayoutList();
1108                         break;
1109
1110                 case LFUN_MENU_OPEN_BY_NAME:
1111                         owner->getMenubar().openByName(argument);
1112                         break;
1113
1114                 // --- lyxserver commands ----------------------------
1115                 case LFUN_GETNAME:
1116                         setMessage(owner->buffer()->fileName());
1117                         lyxerr[Debug::INFO] << "FNAME["
1118                                                          << owner->buffer()->fileName()
1119                                                          << "] " << endl;
1120                         break;
1121
1122                 case LFUN_NOTIFY:
1123                         dispatch_buffer = keyseq.print();
1124                         lyxserver->notifyClient(dispatch_buffer);
1125                         break;
1126
1127                 case LFUN_GOTOFILEROW: {
1128                         string file_name;
1129                         int row;
1130                         istringstream is(argument);
1131                         is >> file_name >> row;
1132                         if (prefixIs(file_name, getTmpDir())) {
1133                                 // Needed by inverse dvi search. If it is a file
1134                                 // in tmpdir, call the apropriated function
1135                                 view()->buffer(bufferlist.getBufferFromTmp(file_name));
1136                         } else {
1137                                 // Must replace extension of the file to be .lyx
1138                                 // and get full path
1139                                 string const s = ChangeExtension(file_name, ".lyx");
1140                                 // Either change buffer or load the file
1141                                 if (bufferlist.exists(s)) {
1142                                         view()->buffer(bufferlist.getBuffer(s));
1143                                 } else {
1144                                         view()->loadLyXFile(s);
1145                                 }
1146                         }
1147
1148                         view()->setCursorFromRow(row);
1149
1150                         view()->center();
1151                         // see BufferView_pimpl::center()
1152                         view()->updateScrollbar();
1153                         break;
1154                 }
1155
1156                 case LFUN_GOTO_PARAGRAPH: {
1157                         istringstream is(argument);
1158                         int id;
1159                         is >> id;
1160                         ParIterator par = owner->buffer()->getParFromID(id);
1161                         if (par == owner->buffer()->par_iterator_end()) {
1162                                 lyxerr[Debug::INFO] << "No matching paragraph found! ["
1163                                                                 << id << ']' << endl;
1164                                 break;
1165                         } else {
1166                                 lyxerr[Debug::INFO] << "Paragraph " << par->id()
1167                                                                 << " found." << endl;
1168                         }
1169
1170                         par.lockPath(view());
1171                         LyXText * lt = par.text(*view()->buffer());
1172
1173                         // Set the cursor
1174                         lt->setCursor(par.pit(), 0);
1175                         view()->switchKeyMap();
1176                         owner->view_state_changed();
1177
1178                         view()->center();
1179                         // see BufferView_pimpl::center()
1180                         view()->updateScrollbar();
1181                         break;
1182                 }
1183
1184                 // ---  Mathed stuff. If we are here, there is no locked inset yet.
1185                 case LFUN_MATH_EXTERN:
1186                 case LFUN_MATH_NUMBER:
1187                 case LFUN_MATH_NONUMBER:
1188                 case LFUN_MATH_LIMITS:
1189                         setErrorMessage(N_("This is only allowed in math mode!"));
1190                         break;
1191
1192                 case LFUN_DIALOG_SHOW: {
1193                         string const name = func.getArg(0);
1194                         string data = trim(func.argument.substr(name.size()));
1195
1196                         if (name == "character") {
1197                                 data = freefont2string();
1198                                 if (!data.empty())
1199                                         owner->getDialogs().show("character", data);
1200                         }
1201                         else if (name == "document")
1202                                 owner->getDialogs().showDocument();
1203                         else if (name == "forks")
1204                                 owner->getDialogs().showForks();
1205                         else if (name == "preamble")
1206                                 owner->getDialogs().showPreamble();
1207                         else if (name == "preferences")
1208                                 owner->getDialogs().showPreferences();
1209                         else if (name == "print")
1210                                 owner->getDialogs().showPrint();
1211                         else if (name == "spellchecker")
1212                                 owner->getDialogs().showSpellchecker();
1213
1214                         else if (name == "latexlog") {
1215                                 pair<Buffer::LogType, string> const logfile =
1216                                         owner->buffer()->getLogName();
1217                                 switch (logfile.first) {
1218                                 case Buffer::latexlog:
1219                                         data = "latex ";
1220                                         break;
1221                                 case Buffer::buildlog:
1222                                         data = "literate ";
1223                                         break;
1224                                 }
1225                                 data += logfile.second;
1226                                 owner->getDialogs().show("log", data);
1227                         }
1228                         else if (name == "vclog") {
1229                                 string const data = "vc " +
1230                                         owner->buffer()->lyxvc().getLogFile();
1231                                 owner->getDialogs().show("log", data);
1232                         }
1233                         else
1234                                 owner->getDialogs().show(name, data);
1235                         break;
1236                 }
1237
1238                 case LFUN_DIALOG_SHOW_NEW_INSET: {
1239                         string const name = func.getArg(0);
1240                         string data = trim(func.argument.substr(name.size()));
1241                         if (name == "bibitem" ||
1242                             name == "bibtex" ||
1243                             name == "include" ||
1244                             name == "index" ||
1245                             name == "label" ||
1246                             name == "ref" ||
1247                             name == "toc" ||
1248                             name == "url") {
1249                                 InsetCommandParams p(name);
1250                                 data = InsetCommandMailer::params2string(name, p);
1251                         } else if (name == "box") {
1252                                 // \c data == "Boxed" || "Frameless" etc
1253                                 InsetBoxParams p(data);
1254                                 data = InsetBoxMailer::params2string(p);
1255                         } else if (name == "branch") {
1256                                 InsetBranchParams p;
1257                                 data = InsetBranchMailer::params2string(p);
1258                         } else if (name == "citation") {
1259                                 InsetCommandParams p("cite");
1260                                 data = InsetCommandMailer::params2string(name, p);
1261                         } else if (name == "ert") {
1262                                 data = InsetERTMailer::params2string(InsetCollapsable::Open);
1263                         } else if (name == "external") {
1264                                 InsetExternalParams p;
1265                                 Buffer const & buffer = *owner->buffer();
1266                                 data = InsetExternalMailer::params2string(p, buffer);
1267                         } else if (name == "float") {
1268                                 InsetFloatParams p;
1269                                 data = InsetFloatMailer::params2string(p);
1270                         } else if (name == "graphics") {
1271                                 InsetGraphicsParams p;
1272                                 Buffer const & buffer = *owner->buffer();
1273                                 data = InsetGraphicsMailer::params2string(p, buffer);
1274                         } else if (name == "note") {
1275                                 InsetNoteParams p;
1276                                 data = InsetNoteMailer::params2string(p);
1277                         } else if (name == "vspace") {
1278                                 VSpace space;
1279                                 data = InsetVSpaceMailer::params2string(space);
1280                         } else if (name == "wrap") {
1281                                 InsetWrapParams p;
1282                                 data = InsetWrapMailer::params2string(p);
1283                         }
1284                         owner->getDialogs().show(name, data, 0);
1285                         break;
1286                 }
1287
1288                 case LFUN_DIALOG_SHOW_NEXT_INSET:
1289                         break;
1290
1291                 case LFUN_INSET_DIALOG_SHOW: {
1292                         InsetOld * inset = view()->getLyXText()->getInset();
1293                         if (inset)
1294                                 inset->dispatch(view()->cursor(), FuncRequest(LFUN_INSET_DIALOG_SHOW));
1295                         break;
1296                 }
1297
1298                 case LFUN_DIALOG_UPDATE: {
1299                         string const & name = argument;
1300                         // Can only update a dialog connected to an existing inset
1301                         InsetBase * inset = owner->getDialogs().getOpenInset(name);
1302                         if (inset) {
1303                                 FuncRequest fr(LFUN_INSET_DIALOG_UPDATE, func.argument);
1304                                 inset->dispatch(view()->cursor(), fr);
1305                         } else if (name == "paragraph") {
1306                                 dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
1307                         }
1308                         break;
1309                 }
1310
1311                 case LFUN_DIALOG_HIDE:
1312                         Dialogs::hide(argument, 0);
1313                         break;
1314
1315                 case LFUN_DIALOG_DISCONNECT_INSET:
1316                         owner->getDialogs().disconnect(argument);
1317                         break;
1318
1319                 case LFUN_CHILDOPEN: {
1320                         string const filename =
1321                                 MakeAbsPath(argument, owner->buffer()->filePath());
1322                         setMessage(N_("Opening child document ") +
1323                                          MakeDisplayPath(filename) + "...");
1324                         view()->savePosition(0);
1325                         string const parentfilename = owner->buffer()->fileName();
1326                         if (bufferlist.exists(filename))
1327                                 view()->buffer(bufferlist.getBuffer(filename));
1328                         else
1329                                 view()->loadLyXFile(filename);
1330                         // Set the parent name of the child document.
1331                         // This makes insertion of citations and references in the child work,
1332                         // when the target is in the parent or another child document.
1333                         owner->buffer()->setParentName(parentfilename);
1334                         break;
1335                 }
1336
1337                 case LFUN_TOGGLECURSORFOLLOW:
1338                         lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1339                         break;
1340
1341                 case LFUN_KMAP_OFF:
1342                         owner->getIntl().KeyMapOn(false);
1343                         break;
1344
1345                 case LFUN_KMAP_PRIM:
1346                         owner->getIntl().KeyMapPrim();
1347                         break;
1348
1349                 case LFUN_KMAP_SEC:
1350                         owner->getIntl().KeyMapSec();
1351                         break;
1352
1353                 case LFUN_KMAP_TOGGLE:
1354                         owner->getIntl().ToggleKeyMap();
1355                         break;
1356
1357                 case LFUN_REPEAT: {
1358                         // repeat command
1359                         string countstr;
1360                         argument = split(argument, countstr, ' ');
1361                         istringstream is(countstr);
1362                         int count = 0;
1363                         is >> count;
1364                         lyxerr << "repeat: count: " << count << " cmd: " << argument << endl;
1365                         for (int i = 0; i < count; ++i)
1366                                 dispatch(lyxaction.lookupFunc(argument));
1367                         break;
1368                 }
1369
1370                 case LFUN_SEQUENCE:
1371                         // argument contains ';'-terminated commands
1372                         while (!argument.empty()) {
1373                                 string first;
1374                                 argument = split(argument, first, ';');
1375                                 dispatch(lyxaction.lookupFunc(first));
1376                         }
1377                         break;
1378
1379                 case LFUN_SAVEPREFERENCES: {
1380                         Path p(user_lyxdir());
1381                         lyxrc.write("preferences");
1382                         break;
1383                 }
1384
1385                 case LFUN_SCREEN_FONT_UPDATE:
1386                         // handle the screen font changes.
1387                         lyxrc.set_font_norm_type();
1388                         lyx_gui::update_fonts();
1389                         // All visible buffers will need resize
1390                         view()->resize();
1391                         break;
1392
1393                 case LFUN_SET_COLOR: {
1394                         string lyx_name;
1395                         string const x11_name = split(argument, lyx_name, ' ');
1396                         if (lyx_name.empty() || x11_name.empty()) {
1397                                 setErrorMessage(N_("Syntax: set-color <lyx_name>"
1398                                                         " <x11_name>"));
1399                                 break;
1400                         }
1401
1402                         bool const graphicsbg_changed =
1403                                 (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1404                                  x11_name != lcolor.getX11Name(LColor::graphicsbg));
1405
1406                         LColor::color col = lcolor.getFromLyXName(lyx_name);
1407                         if (!lcolor.setColor(col, x11_name)) {
1408                                 setErrorMessage(
1409                                         bformat(_("Set-color \"%1$s\" failed "
1410                                                                 "- color is undefined or "
1411                                                                 "may not be redefined"), lyx_name));
1412                                 break;
1413                         }
1414
1415                         lyx_gui::update_color(lcolor.getFromLyXName(lyx_name));
1416
1417                         if (graphicsbg_changed) {
1418 #ifdef WITH_WARNINGS
1419 #warning FIXME!! The graphics cache no longer has a changeDisplay method.
1420 #endif
1421 #if 0
1422                                 lyx::graphics::GCache::get().changeDisplay(true);
1423 #endif
1424                         }
1425                         break;
1426                 }
1427
1428                 case LFUN_MESSAGE:
1429                         owner->message(argument);
1430                         break;
1431
1432                 case LFUN_FORKS_KILL:
1433                         if (isStrInt(argument))
1434                                 ForkedcallsController::get().kill(strToInt(argument));
1435                         break;
1436
1437                 case LFUN_TOOLTIPS_TOGGLE:
1438                         owner->getDialogs().toggleTooltips();
1439                         break;
1440
1441                 case LFUN_EXTERNAL_EDIT:
1442                         InsetExternal().dispatch(view()->cursor(), FuncRequest(action, argument));
1443                         break;
1444
1445                 default:
1446                         view()->cursor().dispatch(FuncRequest(func));
1447                         break;
1448                 }
1449         }
1450
1451         view()->owner()->updateLayoutChoice();
1452
1453         if (view()->available()) {
1454                 view()->fitCursor();
1455                 view()->update();
1456                 view()->cursor().updatePos();
1457                 // if we executed a mutating lfun, mark the buffer as dirty
1458                 if (!getStatus(func).disabled()
1459                     && !lyxaction.funcHasFlag(func.action, LyXAction::NoBuffer)
1460                     && !lyxaction.funcHasFlag(func.action, LyXAction::ReadOnly))
1461                         view()->buffer()->markDirty();
1462         }
1463
1464         sendDispatchMessage(getMessage(), func, verbose);
1465 }
1466
1467
1468 void LyXFunc::sendDispatchMessage(string const & msg,
1469                                   FuncRequest const & func, bool verbose)
1470 {
1471         owner->updateMenubar();
1472         owner->updateToolbar();
1473
1474         if (func.action == LFUN_SELFINSERT || !verbose) {
1475                 lyxerr[Debug::ACTION] << "dispatch msg is " << msg << endl;
1476                 if (!msg.empty())
1477                         owner->message(msg);
1478                 return;
1479         }
1480
1481         string dispatch_msg = msg;
1482         if (!dispatch_msg.empty())
1483                 dispatch_msg += ' ';
1484
1485         string comname = lyxaction.getActionName(func.action);
1486
1487         bool argsadded = false;
1488
1489         if (!func.argument.empty()) {
1490                 if (func.action != LFUN_UNKNOWN_ACTION) {
1491                         comname += ' ' + func.argument;
1492                         argsadded = true;
1493                 }
1494         }
1495
1496         string const shortcuts = toplevel_keymap->findbinding(func);
1497
1498         if (!shortcuts.empty()) {
1499                 comname += ": " + shortcuts;
1500         } else if (!argsadded && !func.argument.empty()) {
1501                 comname += ' ' + func.argument;
1502         }
1503
1504         if (!comname.empty()) {
1505                 comname = rtrim(comname);
1506                 dispatch_msg += '(' + comname + ')';
1507         }
1508
1509         lyxerr[Debug::ACTION] << "verbose dispatch msg " << dispatch_msg << endl;
1510         if (!dispatch_msg.empty())
1511                 owner->message(dispatch_msg);
1512 }
1513
1514
1515 void LyXFunc::setupLocalKeymap()
1516 {
1517         keyseq.stdmap = toplevel_keymap.get();
1518         keyseq.curmap = toplevel_keymap.get();
1519         cancel_meta_seq.stdmap = toplevel_keymap.get();
1520         cancel_meta_seq.curmap = toplevel_keymap.get();
1521 }
1522
1523
1524 void LyXFunc::menuNew(string const & name, bool fromTemplate)
1525 {
1526         string initpath = lyxrc.document_path;
1527         string filename(name);
1528
1529         if (view()->available()) {
1530                 string const trypath = owner->buffer()->filePath();
1531                 // If directory is writeable, use this as default.
1532                 if (IsDirWriteable(trypath))
1533                         initpath = trypath;
1534         }
1535
1536         static int newfile_number;
1537
1538         if (filename.empty()) {
1539                 filename = AddName(lyxrc.document_path,
1540                             "newfile" + tostr(++newfile_number) + ".lyx");
1541                 FileInfo fi(filename);
1542                 while (bufferlist.exists(filename) || fi.readable()) {
1543                         ++newfile_number;
1544                         filename = AddName(lyxrc.document_path,
1545                                     "newfile" + tostr(newfile_number) +
1546                                     ".lyx");
1547                         fi.newFile(filename);
1548                 }
1549         }
1550
1551         // The template stuff
1552         string templname;
1553         if (fromTemplate) {
1554                 FileDialog fileDlg(_("Select template file"),
1555                         LFUN_SELECT_FILE_SYNC,
1556                         make_pair(string(_("Documents|#o#O")),
1557                                   string(lyxrc.document_path)),
1558                         make_pair(string(_("Templates|#T#t")),
1559                                   string(lyxrc.template_path)));
1560
1561                 FileDialog::Result result =
1562                         fileDlg.open(lyxrc.template_path,
1563                                      FileFilterList(_("LyX Documents (*.lyx)")),
1564                                      string());
1565
1566                 if (result.first == FileDialog::Later)
1567                         return;
1568                 if (result.second.empty())
1569                         return;
1570                 templname = result.second;
1571         }
1572
1573         view()->newFile(filename, templname, !name.empty());
1574 }
1575
1576
1577 void LyXFunc::open(string const & fname)
1578 {
1579         string initpath = lyxrc.document_path;
1580
1581         if (view()->available()) {
1582                 string const trypath = owner->buffer()->filePath();
1583                 // If directory is writeable, use this as default.
1584                 if (IsDirWriteable(trypath))
1585                         initpath = trypath;
1586         }
1587
1588         string filename;
1589
1590         if (fname.empty()) {
1591                 FileDialog fileDlg(_("Select document to open"),
1592                         LFUN_FILE_OPEN,
1593                         make_pair(string(_("Documents|#o#O")),
1594                                   string(lyxrc.document_path)),
1595                         make_pair(string(_("Examples|#E#e")),
1596                                   string(AddPath(system_lyxdir(), "examples"))));
1597
1598                 FileDialog::Result result =
1599                         fileDlg.open(initpath,
1600                                      FileFilterList(_("LyX Documents (*.lyx)")),
1601                                      string());
1602
1603                 if (result.first == FileDialog::Later)
1604                         return;
1605
1606                 filename = result.second;
1607
1608                 // check selected filename
1609                 if (filename.empty()) {
1610                         owner->message(_("Canceled."));
1611                         return;
1612                 }
1613         } else
1614                 filename = fname;
1615
1616         // get absolute path of file and add ".lyx" to the filename if
1617         // necessary
1618         string const fullpath = FileSearch(string(), filename, "lyx");
1619         if (!fullpath.empty()) {
1620                 filename = fullpath;
1621         }
1622
1623         string const disp_fn(MakeDisplayPath(filename));
1624
1625         // if the file doesn't exist, let the user create one
1626         FileInfo const f(filename, true);
1627         if (!f.exist()) {
1628                 // the user specifically chose this name. Believe them.
1629                 view()->newFile(filename, "", true);
1630                 return;
1631         }
1632
1633         owner->message(bformat(_("Opening document %1$s..."), disp_fn));
1634
1635         string str2;
1636         if (view()->loadLyXFile(filename)) {
1637                 str2 = bformat(_("Document %1$s opened."), disp_fn);
1638         } else {
1639                 str2 = bformat(_("Could not open document %1$s"), disp_fn);
1640         }
1641         owner->message(str2);
1642 }
1643
1644
1645 void LyXFunc::doImport(string const & argument)
1646 {
1647         string format;
1648         string filename = split(argument, format, ' ');
1649
1650         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1651                             << " file: " << filename << endl;
1652
1653         // need user interaction
1654         if (filename.empty()) {
1655                 string initpath = lyxrc.document_path;
1656
1657                 if (view()->available()) {
1658                         string const trypath = owner->buffer()->filePath();
1659                         // If directory is writeable, use this as default.
1660                         if (IsDirWriteable(trypath))
1661                                 initpath = trypath;
1662                 }
1663
1664                 string const text = bformat(_("Select %1$s file to import"),
1665                         formats.prettyName(format));
1666
1667                 FileDialog fileDlg(text,
1668                         LFUN_IMPORT,
1669                         make_pair(string(_("Documents|#o#O")),
1670                                   string(lyxrc.document_path)),
1671                         make_pair(string(_("Examples|#E#e")),
1672                                   string(AddPath(system_lyxdir(), "examples"))));
1673
1674                 string const filter = formats.prettyName(format)
1675                         + " (*." + formats.extension(format) + ')';
1676
1677                 FileDialog::Result result =
1678                         fileDlg.open(initpath,
1679                                      FileFilterList(filter),
1680                                      string());
1681
1682                 if (result.first == FileDialog::Later)
1683                         return;
1684
1685                 filename = result.second;
1686
1687                 // check selected filename
1688                 if (filename.empty())
1689                         owner->message(_("Canceled."));
1690         }
1691
1692         if (filename.empty())
1693                 return;
1694
1695         // get absolute path of file
1696         filename = MakeAbsPath(filename);
1697
1698         string const lyxfile = ChangeExtension(filename, ".lyx");
1699
1700         // Check if the document already is open
1701         if (lyx_gui::use_gui && bufferlist.exists(lyxfile)) {
1702                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile), true)) {
1703                         owner->message(_("Canceled."));
1704                         return;
1705                 }
1706         }
1707
1708         // if the file exists already, and we didn't do
1709         // -i lyx thefile.lyx, warn
1710         if (FileInfo(lyxfile, true).exist() && filename != lyxfile) {
1711                 string const file = MakeDisplayPath(lyxfile, 30);
1712
1713                 string text = bformat(_("The document %1$s already exists.\n\n"
1714                         "Do you want to over-write that document?"), file);
1715                 int const ret = Alert::prompt(_("Over-write document?"),
1716                         text, 0, 1, _("&Over-write"), _("&Cancel"));
1717
1718                 if (ret == 1) {
1719                         owner->message(_("Canceled."));
1720                         return;
1721                 }
1722         }
1723
1724         Importer::Import(owner, filename, format);
1725 }
1726
1727
1728 void LyXFunc::closeBuffer()
1729 {
1730         if (bufferlist.close(owner->buffer(), true) && !quitting) {
1731                 if (bufferlist.empty()) {
1732                         // need this otherwise SEGV may occur while
1733                         // trying to set variables that don't exist
1734                         // since there's no current buffer
1735                         owner->getDialogs().hideBufferDependent();
1736                 } else {
1737                         view()->buffer(bufferlist.first());
1738                 }
1739         }
1740 }
1741
1742
1743 // Each "owner" should have it's own message method. lyxview and
1744 // the minibuffer would use the minibuffer, but lyxserver would
1745 // send an ERROR signal to its client.  Alejandro 970603
1746 // This func is bit problematic when it comes to NLS, to make the
1747 // lyx servers client be language indepenent we must not translate
1748 // strings sent to this func.
1749 void LyXFunc::setErrorMessage(string const & m) const
1750 {
1751         dispatch_buffer = m;
1752         errorstat = true;
1753 }
1754
1755
1756 void LyXFunc::setMessage(string const & m) const
1757 {
1758         dispatch_buffer = m;
1759 }
1760
1761
1762 void LyXFunc::setStatusMessage(string const & m) const
1763 {
1764         status_buffer = m;
1765 }
1766
1767
1768 string const LyXFunc::view_status_message()
1769 {
1770         // When meta-fake key is pressed, show the key sequence so far + "M-".
1771         if (wasMetaKey()) {
1772                 return keyseq.print() + "M-";
1773         }
1774
1775         // Else, when a non-complete key sequence is pressed,
1776         // show the available options.
1777         if (keyseq.length() > 0 && !keyseq.deleted()) {
1778                 return keyseq.printOptions();
1779         }
1780
1781         if (!view()->available())
1782                 return _("Welcome to LyX!");
1783
1784         return currentState(view());
1785 }
1786
1787
1788 BufferView * LyXFunc::view() const
1789 {
1790         BOOST_ASSERT(owner);
1791         return owner->view().get();
1792 }
1793
1794
1795 bool LyXFunc::wasMetaKey() const
1796 {
1797         return (meta_fake_bit != key_modifier::none);
1798 }