src/lyxfunc.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *          Copyright 1995 Matthias Ettrich
   7  *          Copyright 1995-2001 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include "lyxfunc.h"
  18 #include "version.h"
  19 #include "kbmap.h"
  20 #include "lyxrow.h"
  21 #include "bufferlist.h"
  22 #include "BufferView.h"
  23 #include "frontends/xforms/ColorHandler.h"
  24 #include "lyxserver.h"
  25 #include "intl.h"
  26 #include "lyx_main.h"
  27 #include "lyx_cb.h"
  28 #include "LyXAction.h"
  29 #include "debug.h"
  30 #include "lyxrc.h"
  31 #include "lyxtext.h"
  32 #include "gettext.h"
  33 #include "Lsstream.h"
  34 #include "trans_mgr.h"
  35 #include "layout.h"
  36 #include "bufferview_funcs.h"
  37 #include "minibuffer.h"
  38 #include "vspace.h"
  39 #include "frontends/LyXView.h"
  40 #include "FloatList.h"
  41 #include "converter.h"
  42 #include "exporter.h"
  43 #include "importer.h"
  44 #include "frontends/font_loader.h"
  45 #include "TextCache.h"
  46 #include "lyxfind.h"
  47 #include "undo_funcs.h"
  48 #include "ParagraphParameters.h"
  49
  50 #include "insets/inseturl.h"
  51 #include "insets/insetlatexaccent.h"
  52 #include "insets/insettoc.h"
  53 #include "insets/insetref.h"
  54 #include "insets/insetparent.h"
  55 #include "insets/insetindex.h"
  56 #include "insets/insetinclude.h"
  57 #include "insets/insetbib.h"
  58 #include "insets/insetcite.h"
  59 #include "insets/insettext.h"
  60 #include "insets/insetert.h"
  61 #include "insets/insetexternal.h"
  62 #include "insets/insetgraphics.h"
  63 #include "insets/insetfoot.h"
  64 #include "insets/insetmarginal.h"
  65 #include "insets/insetminipage.h"
  66 #include "insets/insetfloat.h"
  67 #if 0
  68 #include "insets/insetlist.h"
  69 #include "insets/insettheorem.h"
  70 #endif
  71 #include "insets/insettabular.h"
  72 #include "insets/insetcaption.h"
  73
  74 #include "mathed/formulamacro.h"
  75 #include "mathed/math_cursor.h"
  76 #include "mathed/math_inset.h"
  77
  78 #include "frontends/FileDialog.h"
  79 #include "frontends/Dialogs.h"
  80 #include "frontends/Toolbar.h"
  81 #include "frontends/Menubar.h"
  82 #include "frontends/Alert.h"
  83
  84 #include "graphics/GraphicsCache.h"
  85
  86 #include "support/lyxalgo.h"
  87 #include "support/LAssert.h"
  88 #include "support/filetools.h"
  89 #include "support/FileInfo.h"
  90 #include "support/forkedcontr.h"
  91 #include "support/lstrings.h"
  92 #include "support/path.h"
  93 #include "support/lyxfunctional.h"
  94
  95 #include <ctime>
  96 #include <clocale>
  97 #include <cstdlib>
  98 #include <cctype>
  99
 100 #include <utility>
 101 #include <algorithm>
 102
 103
 104 using std::pair;
 105 using std::make_pair;
 106 using std::endl;
 107 using std::find_if;
 108 using std::vector;
 109 using std::transform;
 110 using std::back_inserter;
 111
 112 extern BufferList bufferlist;
 113 extern LyXServer * lyxserver;
 114 extern bool selection_possible;
 115
 116 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 117
 118 extern void show_symbols_form(LyXFunc *);
 119
 120 extern LyXAction lyxaction;
 121 // (alkis)
 122 extern tex_accent_struct get_accent(kb_action action);
 123
 124 extern void ShowLatexLog();
 125
 126
 127 #if 0
 128
 129 ///
 130 class MiniBufferController : public SigC::Object {
 131 public:
 132         ///
 133         MiniBufferController() {
 134                 minibuffer
 135                         .cmdReady
 136                         .connect(slot(this,
 137                                       &MiniBufferController::receiveCommand));
 138                 minibuffer
 139                         .argReady
 140                         .connect(slot(this,
 141                                       &MiniBufferController::receiveArg));
 142         }
 143         ///
 144         void receiveCmd(string const & cmd) {}
 145         ///
 146         void receiveArg(string const & arg) {}
 147
 148
 149 private:
 150 };
 151
 152 namespace {
 153
 154 MiniBufferController mb_ctrl;
 155
 156 }
 157 #endif
 158
 159
 160 /* === globals =========================================================== */
 161
 162
 163 LyXFunc::LyXFunc(LyXView * o)
 164         : owner(o),
 165         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 166         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get())
 167 {
 168         meta_fake_bit = key_modifier::none;
 169         lyx_dead_action = LFUN_NOACTION;
 170         lyx_calling_dead_action = LFUN_NOACTION;
 171 }
 172
 173
 174 inline
 175 LyXText * LyXFunc::TEXT(bool flag = true) const
 176 {
 177         if (flag)
 178                 return owner->view()->text;
 179         return owner->view()->getLyXText();
 180 }
 181
 182
 183 // I changed this func slightly. I commented out the ...FinishUndo(),
 184 // this means that all places that used to have a moveCursorUpdate, now
 185 // have a ...FinishUndo() as the preceeding statement. I have also added
 186 // a moveCursorUpdate to some of the functions that updated the cursor, but
 187 // that did not show its new position.
 188 inline
 189 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 190 {
 191         if (selecting || TEXT(flag)->selection.mark()) {
 192                 TEXT(flag)->setSelection(owner->view());
 193                 if (TEXT(flag)->bv_owner)
 194                     owner->view()->toggleToggle();
 195         }
 196         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 197         owner->view()->showCursor();
 198
 199         /* ---> Everytime the cursor is moved, show the current font state. */
 200         // should this too me moved out of this func?
 201         owner->view()->setState();
 202 }
 203
 204
 205 void LyXFunc::handleKeyFunc(kb_action action)
 206 {
 207         char c = keyseq.getiso();
 208
 209         if (keyseq.length() > 1) {
 210                 c = 0;
 211         }
 212
 213         owner->getIntl()->getTrans()
 214                 .deadkey(c, get_accent(action).accent, TEXT(false));
 215         // Need to clear, in case the minibuffer calls these
 216         // actions
 217         keyseq.clear();
 218         // copied verbatim from do_accent_char
 219         owner->view()->update(TEXT(false),
 220                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 221         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 222 }
 223
 224
 225 void LyXFunc::processKeySym(KeySym keysym, key_modifier::state state)
 226 {
 227         string argument;
 228
 229         if (lyxerr.debugging(Debug::KEY)) {
 230                 char const * tmp = XKeysymToString(keysym);
 231                 string const stm = (tmp ? tmp : "");
 232                 lyxerr << "KeySym is "
 233                        << stm
 234                        << "["
 235                        << keysym
 236                        << endl;
 237         }
 238         // Do nothing if we have nothing (JMarc)
 239         if (keysym == NoSymbol) {
 240                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 241                                    << endl;
 242                 return;
 243         }
 244
 245         // Can we be sure that this will work for all X Window
 246         // implementations? (Lgb)
 247         // This code snippet makes lyx ignore some keys. Perhaps
 248         // all of them should be explictly mentioned?
 249         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 250             || keysym == XK_Mode_switch || keysym == 0x0) {
 251                 return;
 252         }
 253
 254         // Do a one-deep top-level lookup for
 255         // cancel and meta-fake keys. RVDK_PATCH_5
 256         cancel_meta_seq.reset();
 257
 258         int action = cancel_meta_seq.addkey(keysym, state);
 259         if (lyxerr.debugging(Debug::KEY)) {
 260                 lyxerr << "action first set to [" << action << "]" << endl;
 261         }
 262
 263         // When not cancel or meta-fake, do the normal lookup.
 264         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 265         // Mostly, meta_fake_bit = key_modifier::none. RVDK_PATCH_5.
 266         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 267 #if 0
 268                 if (lyxerr.debugging(Debug::KEY)) {
 269                         lyxerr << "meta_fake_bit is ["
 270                                << meta_fake_bit << "]" << endl;
 271                 }
 272 #endif
 273                 // remove Caps Lock and Mod2 as a modifiers
 274                 action = keyseq.addkey(keysym, (state | meta_fake_bit));
 275                 if (lyxerr.debugging(Debug::KEY)) {
 276                         lyxerr << "action now set to ["
 277                                << action << "]" << endl;
 278                 }
 279         }
 280         // Dont remove this unless you know what you are doing.
 281         meta_fake_bit = key_modifier::none;
 282
 283         // can this happen now ?
 284         if (action == LFUN_NOACTION) {
 285                 action = LFUN_PREFIX;
 286         }
 287
 288         if (lyxerr.debugging(Debug::KEY)) {
 289                 lyxerr << "Key [action="
 290                        << action << "]["
 291                        << keyseq.print() << "]"
 292                        << endl;
 293         }
 294
 295         // already here we know if it any point in going further
 296         // why not return already here if action == -1 and
 297         // num_bytes == 0? (Lgb)
 298
 299         if (keyseq.length() > 1) {
 300                 owner->message(keyseq.print());
 301         }
 302
 303         if (action == LFUN_UNKNOWN_ACTION) {
 304                 // It is unknown, but what if we remove all
 305                 // the modifiers? (Lgb)
 306                 action = keyseq.addkey(keysym, key_modifier::none);
 307
 308                 if (lyxerr.debugging(Debug::KEY)) {
 309                         lyxerr << "Removing modifiers...\n"
 310                                << "Action now set to ["
 311                                << action << "]" << endl;
 312                 }
 313                 if (action == LFUN_UNKNOWN_ACTION) {
 314                         owner->message(_("Unknown function."));
 315                         return;
 316                 }
 317         }
 318
 319         if (action == LFUN_SELFINSERT) {
 320                 // This is very X dependent.
 321                 unsigned int c = keysym;
 322                 string argument;
 323
 324                 c = kb_keymap::getiso(c);
 325
 326                 if (c > 0)
 327                         argument = static_cast<char>(c);
 328
 329                 dispatch(LFUN_SELFINSERT, argument);
 330                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 331                                    << argument << "']" << endl;
 332         }
 333         else
 334                 verboseDispatch(action, false);
 335 }
 336
 337
 338 FuncStatus LyXFunc::getStatus(int ac) const
 339 {
 340         kb_action action;
 341         string argument;
 342         action = lyxaction.retrieveActionArg(ac, argument);
 343         return getStatus(action, argument);
 344 }
 345
 346
 347 FuncStatus LyXFunc::getStatus(kb_action action,
 348                               string const & argument) const
 349 {
 350         FuncStatus flag;
 351         Buffer * buf = owner->buffer();
 352
 353         if (action == LFUN_NOACTION) {
 354                 setStatusMessage(N_("Nothing to do"));
 355                 return flag.disabled(true);
 356         }
 357
 358         if (action == LFUN_UNKNOWN_ACTION) {
 359                 setStatusMessage(N_("Unknown action"));
 360                 return flag.unknown(true);
 361         }
 362
 363         // the default error message if we disable the command
 364         setStatusMessage(N_("Command disabled"));
 365
 366         // Check whether we need a buffer
 367         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 368                 // Yes we need a buffer, do we have one?
 369                 if (buf) {
 370                         // yes
 371                         // Can we use a readonly buffer?
 372                         if (buf->isReadonly() &&
 373                             !lyxaction.funcHasFlag(action,
 374                                                    LyXAction::ReadOnly)) {
 375                                 // no
 376                                 setStatusMessage(N_("Document is read-only"));
 377                                 flag.disabled(true);
 378                         }
 379                 } else {
 380                         // no
 381                         setStatusMessage(N_("Command not allowed with"
 382                                            "out any document open"));
 383                         return flag.disabled(true);
 384                 }
 385         }
 386
 387         UpdatableInset * tli = owner->view()->theLockingInset();
 388
 389         // I would really like to avoid having this switch and rather try to
 390         // encode this in the function itself.
 391         bool disable = false;
 392         switch (action) {
 393         case LFUN_MENUPRINT:
 394                 disable = !Exporter::IsExportable(buf, "dvi")
 395                         || lyxrc.print_command == "none";
 396                 break;
 397         case LFUN_EXPORT:
 398                 disable = argument == "fax" &&
 399                         !Exporter::IsExportable(buf, argument);
 400                 break;
 401         case LFUN_UNDO:
 402                 disable = buf->undostack.empty();
 403                 break;
 404         case LFUN_REDO:
 405                 disable = buf->redostack.empty();
 406                 break;
 407         case LFUN_SPELLCHECK:
 408                 disable = lyxrc.isp_command == "none";
 409                 break;
 410 #ifndef HAVE_LIBAIKSAURUS
 411         case LFUN_THESAURUS_ENTRY:
 412                 disable = true;
 413                 break;
 414 #endif
 415         case LFUN_RUNCHKTEX:
 416                 disable = lyxrc.chktex_command == "none";
 417                 break;
 418         case LFUN_BUILDPROG:
 419                 disable = !Exporter::IsExportable(buf, "program");
 420                 break;
 421
 422         case LFUN_LAYOUT_TABULAR:
 423                 disable = !tli
 424                         || (tli->lyxCode() != Inset::TABULAR_CODE
 425                             && !tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
 426                 break;
 427
 428         case LFUN_LAYOUT:
 429         case LFUN_LAYOUT_PARAGRAPH: {
 430                 Inset * inset = TEXT(false)->cursor.par()->inInset();
 431                 disable = inset && inset->forceDefaultParagraphs(inset);
 432                 break;
 433         }
 434
 435         case LFUN_TABULAR_FEATURE:
 436                 disable = true;
 437                 if (tli) {
 438                         FuncStatus ret;
 439                         //ret.disabled(true);
 440                         if (tli->lyxCode() == Inset::TABULAR_CODE) {
 441                                 ret = static_cast<InsetTabular *>(tli)
 442                                         ->getStatus(argument);
 443                         } else if (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 444                                 ret = static_cast<InsetTabular *>
 445                                         (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE))
 446                                         ->getStatus(argument);
 447                         }
 448                         flag |= ret;
 449                         disable = false;
 450                 } else {
 451                         static InsetTabular inset(*owner->buffer(), 1, 1);
 452                         FuncStatus ret;
 453
 454                         disable = true;
 455                         ret = inset.getStatus(argument);
 456                         if (ret.onoff(true) || ret.onoff(false))
 457                                 flag.setOnOff(false);
 458                 }
 459                 break;
 460
 461         case LFUN_VC_REGISTER:
 462                 disable = buf->lyxvc.inUse();
 463                 break;
 464         case LFUN_VC_CHECKIN:
 465                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 466                 break;
 467         case LFUN_VC_CHECKOUT:
 468                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 469                 break;
 470         case LFUN_VC_REVERT:
 471         case LFUN_VC_UNDO:
 472         case LFUN_VC_HISTORY:
 473                 disable = !buf->lyxvc.inUse();
 474                 break;
 475         case LFUN_BOOKMARK_GOTO:
 476                 disable =  !owner->view()->
 477                         isSavedPosition(strToUnsignedInt(argument));
 478                 break;
 479
 480
 481         case LFUN_INSET_TOGGLE: {
 482                 LyXText * lt = owner->view()->getLyXText();
 483                 disable = !(isEditableInset(lt->getInset())
 484                             || (lt->inset_owner
 485                                 && lt->inset_owner->owner()
 486                                 && lt->inset_owner->owner()->isOpen()));
 487                 break;
 488         }
 489         case LFUN_MATH_VALIGN:
 490                 if (mathcursor) {
 491                         char align = mathcursor->valign();
 492                         if (align == '\0') {
 493                                 disable = true;
 494                                 break;
 495                         }
 496                         if (argument.empty()) {
 497                                 flag.clear();
 498                                 break;
 499                         }
 500                         if (!contains("tcb", argument[0])) {
 501                                 disable = true;
 502                                 break;
 503                         }
 504                         flag.setOnOff(argument[0] == align);
 505                 } else
 506                         disable = true;
 507                 break;
 508
 509         case LFUN_MATH_HALIGN:
 510                 if (mathcursor) {
 511                         char align = mathcursor->halign();
 512                         if (align == '\0') {
 513                                 disable = true;
 514                                 break;
 515                         }
 516                         if (argument.empty()) {
 517                                 flag.clear();
 518                                 break;
 519                         }
 520                         if (!contains("lcr", argument[0])) {
 521                                 disable = true;
 522                                 break;
 523                         }
 524                         flag.setOnOff(argument[0] == align);
 525                 } else
 526                         disable = true;
 527                 break;
 528
 529         case LFUN_MATH_MUTATE:
 530                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 531                         MathInsetTypes type = mathcursor->formula()->getType();
 532                         if (argument == "inline") {
 533                                 flag.setOnOff(type == LM_OT_SIMPLE);
 534                         } else if (argument == "display") {
 535                                 flag.setOnOff(type == LM_OT_EQUATION);
 536                         } else if (argument == "eqnarray") {
 537                                 flag.setOnOff(type == LM_OT_EQNARRAY);
 538                         } else if (argument == "align") {
 539                                 flag.setOnOff(type == LM_OT_ALIGN);
 540                         } else if (argument == "none") {
 541                                 flag.setOnOff(type == LM_OT_NONE);
 542                         } else {
 543                                 disable = true;
 544                         }
 545                 } else
 546                         disable = true;
 547                 break;
 548
 549         // we just need to be in math mode to enable that
 550         case LFUN_MATH_SIZE:
 551         case LFUN_MATH_SPACE:
 552         case LFUN_MATH_LIMITS:
 553         case LFUN_MATH_NONUMBER:
 554         case LFUN_MATH_NUMBER:
 555                 disable = !mathcursor;
 556                 break;
 557
 558         // we need to be math mode and a math array for that
 559         // Hack: halign produces non-zero result iff we are in a math array
 560         case LFUN_MATH_ROW_INSERT:
 561         case LFUN_MATH_ROW_DELETE:
 562         case LFUN_MATH_COLUMN_INSERT:
 563         case LFUN_MATH_COLUMN_DELETE:
 564                 disable = !mathcursor || !mathcursor->halign();
 565                 break;
 566
 567         default:
 568                 break;
 569         }
 570
 571         // the functions which insert insets
 572         Inset::Code code = Inset::NO_CODE;
 573         switch (action) {
 574         case LFUN_INSET_ERT:
 575                 code = Inset::ERT_CODE;
 576                 break;
 577         case LFUN_INSET_GRAPHICS:
 578                 code = Inset::GRAPHICS_CODE;
 579                 break;
 580         case LFUN_INSET_FOOTNOTE:
 581                 code = Inset::FOOT_CODE;
 582                 break;
 583         case LFUN_DIALOG_TABULAR_INSERT:
 584         case LFUN_INSET_TABULAR:
 585                 code = Inset::TABULAR_CODE;
 586                 break;
 587         case LFUN_INSET_EXTERNAL:
 588                 code = Inset::EXTERNAL_CODE;
 589                 break;
 590         case LFUN_INSET_MARGINAL:
 591                 code = Inset::MARGIN_CODE;
 592                 break;
 593         case LFUN_INSET_MINIPAGE:
 594                 code = Inset::MINIPAGE_CODE;
 595                 break;
 596         case LFUN_INSET_FLOAT:
 597         case LFUN_INSET_WIDE_FLOAT:
 598                 code = Inset::FLOAT_CODE;
 599                 break;
 600         case LFUN_FLOAT_LIST:
 601                 code = Inset::FLOAT_LIST_CODE;
 602                 break;
 603 #if 0
 604         case LFUN_INSET_LIST:
 605                 code = Inset::LIST_CODE;
 606                 break;
 607         case LFUN_INSET_THEOREM:
 608                 code = Inset::THEOREM_CODE;
 609                 break;
 610 #endif
 611         case LFUN_INSET_CAPTION:
 612                 code = Inset::CAPTION_CODE;
 613                 break;
 614         case LFUN_INSERT_NOTE:
 615                 code = Inset::IGNORE_CODE;
 616                 break;
 617         case LFUN_INSERT_LABEL:
 618                 code = Inset::LABEL_CODE;
 619                 break;
 620         case LFUN_REF_INSERT:
 621                 code = Inset::REF_CODE;
 622                 break;
 623         case LFUN_CITATION_CREATE:
 624         case LFUN_CITATION_INSERT:
 625                 code = Inset::CITE_CODE;
 626                 break;
 627         case LFUN_INSERT_BIBTEX:
 628                 code = Inset::BIBTEX_CODE;
 629                 break;
 630         case LFUN_INDEX_INSERT:
 631         case LFUN_INDEX_INSERT_LAST:
 632         case LFUN_INDEX_CREATE:
 633                 code = Inset::INDEX_CODE;
 634                 break;
 635         case LFUN_INDEX_PRINT:
 636                 code = Inset::INDEX_PRINT_CODE;
 637                 break;
 638         case LFUN_CHILD_INSERT:
 639                 code = Inset::INCLUDE_CODE;
 640                 break;
 641         case LFUN_TOC_INSERT:
 642                 code = Inset::TOC_CODE;
 643                 break;
 644         case LFUN_PARENTINSERT:
 645                 code = Inset::PARENT_CODE;
 646                 break;
 647         case LFUN_HTMLURL:
 648         case LFUN_URL:
 649         case LFUN_INSERT_URL:
 650                 code = Inset::URL_CODE;
 651                 break;
 652         case LFUN_QUOTE:
 653                 // always allow this, since we will inset a raw quote
 654                 // if an inset is not allowed.
 655                 break;
 656         case LFUN_HYPHENATION:
 657         case LFUN_LIGATURE_BREAK:
 658         case LFUN_HFILL:
 659         case LFUN_MENU_SEPARATOR:
 660         case LFUN_LDOTS:
 661         case LFUN_END_OF_SENTENCE:
 662                 code = Inset::SPECIALCHAR_CODE;
 663                 break;
 664         case LFUN_PROTECTEDSPACE:
 665                 // slight hack: we know this is allowed in math mode
 666                 if (!mathcursor)
 667                         code = Inset::SPECIALCHAR_CODE;
 668                 break;
 669         default:
 670                 break;
 671         }
 672         if (code != Inset::NO_CODE && tli && !tli->insetAllowed(code)) {
 673                 disable = true;
 674         }
 675
 676         if (disable)
 677                         flag.disabled(true);
 678
 679         // A few general toggles
 680         switch (action) {
 681         case LFUN_TOOLTIPS_TOGGLE:
 682                 flag.setOnOff(owner->getDialogs()->tooltipsEnabled());
 683                 break;
 684
 685         case LFUN_READ_ONLY_TOGGLE:
 686                 flag.setOnOff(buf->isReadonly());
 687                 break;
 688         case LFUN_APPENDIX:
 689                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 690                 break;
 691         case LFUN_SWITCHBUFFER:
 692                 // toggle on the current buffer, but do not toggle off
 693                 // the other ones (is that a good idea?)
 694                 if (argument == buf->fileName())
 695                         flag.setOnOff(true);
 696                 break;
 697         default:
 698                 break;
 699         }
 700
 701         // the font related toggles
 702         if (!mathcursor) {
 703                 LyXFont const & font = TEXT(false)->real_current_font;
 704                 switch (action) {
 705                 case LFUN_EMPH:
 706                         flag.setOnOff(font.emph() == LyXFont::ON);
 707                         break;
 708                 case LFUN_NOUN:
 709                         flag.setOnOff(font.noun() == LyXFont::ON);
 710                         break;
 711                 case LFUN_BOLD:
 712                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 713                         break;
 714                 case LFUN_SANS:
 715                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 716                         break;
 717                 case LFUN_ROMAN:
 718                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 719                         break;
 720                 case LFUN_CODE:
 721                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 722                         break;
 723                 default:
 724                         break;
 725                 }
 726         }
 727         else {
 728                 string tc = mathcursor->getLastCode();
 729                 switch (action) {
 730                 case LFUN_BOLD:
 731                         flag.setOnOff(tc == "mathbf");
 732                         break;
 733                 case LFUN_SANS:
 734                         flag.setOnOff(tc == "mathsf");
 735                         break;
 736                 case LFUN_EMPH:
 737                         flag.setOnOff(tc == "mathcal");
 738                         break;
 739                 case LFUN_ROMAN:
 740                         flag.setOnOff(tc == "mathrm");
 741                         break;
 742                 case LFUN_CODE:
 743                         flag.setOnOff(tc == "mathtt");
 744                         break;
 745                 case LFUN_NOUN:
 746                         flag.setOnOff(tc == "mathbb");
 747                         break;
 748                 case LFUN_DEFAULT:
 749                         flag.setOnOff(tc == "mathnormal");
 750                         break;
 751                 default:
 752                         break;
 753                 }
 754         }
 755
 756         return flag;
 757 }
 758
 759
 760 // temporary dispatch method
 761 void LyXFunc::miniDispatch(string const & s)
 762 {
 763         string s2(frontStrip(strip(s)));
 764
 765         if (!s2.empty()) {
 766                 verboseDispatch(s2, true);
 767         }
 768 }
 769
 770
 771 void LyXFunc::verboseDispatch(string const & s, bool show_sc)
 772 {
 773         int action = lyxaction.LookupFunc(frontStrip(s));
 774
 775         if (action == LFUN_UNKNOWN_ACTION) {
 776                 string const msg = string(_("Unknown function ("))
 777                         + s + ")";
 778                 owner->message(msg);
 779         } else {
 780                 verboseDispatch(action, show_sc);
 781         }
 782 }
 783
 784
 785 void LyXFunc::verboseDispatch(int ac, bool show_sc)
 786 {
 787         string argument;
 788         kb_action action;
 789
 790         // get the real action and argument
 791         action = lyxaction.retrieveActionArg(ac, argument);
 792
 793         verboseDispatch(action, argument, show_sc);
 794 }
 795
 796
 797
 798 void LyXFunc::verboseDispatch(kb_action action,
 799                               string const & argument, bool show_sc)
 800 {
 801         string res = dispatch(action, argument);
 802
 803         commandshortcut.erase();
 804
 805         if (lyxrc.display_shortcuts && show_sc) {
 806                 if (action != LFUN_SELFINSERT) {
 807                         // Put name of command and list of shortcuts
 808                         // for it in minibuffer
 809                         string comname = lyxaction.getActionName(action);
 810
 811                         int pseudoaction = action;
 812                         bool argsadded = false;
 813
 814                         if (!argument.empty()) {
 815                                 // the pseudoaction is useful for the bindings
 816                                 pseudoaction =
 817                                         lyxaction.searchActionArg(action,
 818                                                                   argument);
 819
 820                                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
 821                                         pseudoaction = action;
 822                                 } else {
 823                                         comname += " " + argument;
 824                                         argsadded = true;
 825                                 }
 826                         }
 827
 828                         string const shortcuts =
 829                                 toplevel_keymap->findbinding(pseudoaction);
 830
 831                         if (!shortcuts.empty()) {
 832                                 comname += ": " + shortcuts;
 833                         } else if (!argsadded && !argument.empty()) {
 834                                 comname += " " + argument;
 835                         }
 836
 837                         if (!comname.empty()) {
 838                                 comname = strip(comname);
 839                                 commandshortcut = "(" + comname + ')';
 840                         }
 841                 }
 842         }
 843
 844         if (res.empty()) {
 845                 if (!commandshortcut.empty()) {
 846                         owner->getMiniBuffer()->addSet(commandshortcut);
 847                 }
 848         } else {
 849                 owner->getMiniBuffer()->addSet(' ' + commandshortcut);
 850         }
 851 }
 852
 853
 854 string const LyXFunc::dispatch(kb_action action, string argument)
 855 {
 856         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << action
 857                               <<"] arg[" << argument << "]" << endl;
 858
 859         // we have not done anything wrong yet.
 860         errorstat = false;
 861         dispatch_buffer.erase();
 862
 863 #ifdef NEW_DISPATCHER
 864         // We try do call the most specific dispatcher first:
 865         //  1. the lockinginset's dispatch
 866         //  2. the bufferview's dispatch
 867         //  3. the lyxview's dispatch
 868 #endif
 869
 870         selection_possible = false;
 871
 872         if (owner->view()->available())
 873                 owner->view()->hideCursor();
 874
 875         // We cannot use this function here
 876         if (getStatus(action, argument).disabled()) {
 877                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 878                        << lyxaction.getActionName(action)
 879                        << " [" << action << "] is disabled at this location"
 880                        << endl;
 881                 setErrorMessage(getStatusMessage());
 882                 goto exit_with_message;
 883         }
 884
 885         if (owner->view()->available() && owner->view()->theLockingInset()) {
 886                 UpdatableInset::RESULT result;
 887                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 888                                      (!keyseq.deleted())))
 889                 {
 890                         UpdatableInset * inset = owner->view()->theLockingInset();
 891 #if 1
 892                         int inset_x;
 893                         int dummy_y;
 894                         inset->getCursorPos(owner->view(), inset_x, dummy_y);
 895 #endif
 896                         if ((action == LFUN_UNKNOWN_ACTION)
 897                             && argument.empty()) {
 898                                 argument = keyseq.getiso();
 899                         }
 900                         // Undo/Redo is a bit tricky for insets.
 901                         if (action == LFUN_UNDO) {
 902                                 owner->view()->menuUndo();
 903                                 goto exit_with_message;
 904                         } else if (action == LFUN_REDO) {
 905                                 owner->view()->menuRedo();
 906                                 goto exit_with_message;
 907                         } else if (((result=inset->
 908                                      // Hand-over to inset's own dispatch:
 909                                      localDispatch(owner->view(), action, argument)) ==
 910                                     UpdatableInset::DISPATCHED) ||
 911                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 912                                 goto exit_with_message;
 913                                         // If UNDISPATCHED, just soldier on
 914                         else if (result == UpdatableInset::FINISHED) {
 915                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 916                                                 TEXT()->cursorRight(owner->view());
 917                                                 moveCursorUpdate(true, false);
 918                                                 owner->showState();
 919                                         }
 920                                         goto exit_with_message;
 921                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 922                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 923                                         TEXT()->cursorRight(owner->view());
 924                                         moveCursorUpdate(true, false);
 925                                         owner->showState();
 926                                 }
 927                                 goto exit_with_message;
 928                         } else if (result == UpdatableInset::FINISHED_UP) {
 929                                 if (TEXT()->cursor.irow()->previous()) {
 930 #if 1
 931                                         TEXT()->setCursorFromCoordinates(
 932                                                 owner->view(), TEXT()->cursor.ix() + inset_x,
 933                                                 TEXT()->cursor.iy() -
 934                                                 TEXT()->cursor.irow()->baseline() - 1);
 935                                         TEXT()->cursor.x_fix(TEXT()->cursor.x());
 936 #else
 937                                         TEXT()->cursorUp(owner->view());
 938 #endif
 939                                         moveCursorUpdate(true, false);
 940                                         owner->showState();
 941                                 } else {
 942                                         owner->view()->update(TEXT(), BufferView::SELECT|BufferView::FITCUR);
 943                                 }
 944                                 goto exit_with_message;
 945                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 946                                 if (TEXT()->cursor.irow()->next()) {
 947 #if 1
 948                                         TEXT()->setCursorFromCoordinates(
 949                                                 owner->view(), TEXT()->cursor.ix() + inset_x,
 950                                                 TEXT()->cursor.iy() -
 951                                                 TEXT()->cursor.irow()->baseline() +
 952                                                 TEXT()->cursor.irow()->height() + 1);
 953                                         TEXT()->cursor.x_fix(TEXT()->cursor.x());
 954 #else
 955                                         TEXT()->cursorDown(owner->view());
 956 #endif
 957                                 } else {
 958                                         TEXT()->cursorRight(owner->view());
 959                                 }
 960                                 moveCursorUpdate(true, false);
 961                                 owner->showState();
 962                                 goto exit_with_message;
 963                         }
 964 #warning I am not sure this is still right, please have a look! (Jug 20020417)
 965                         else { // result == UNDISPATCHED
 966                                 //setMessage(N_("Text mode"));
 967                                 switch (action) {
 968                                 case LFUN_UNKNOWN_ACTION:
 969                                 case LFUN_BREAKPARAGRAPH:
 970                                 case LFUN_BREAKLINE:
 971                                         TEXT()->cursorRight(owner->view());
 972                                         owner->view()->setState();
 973                                         owner->showState();
 974                                         break;
 975                                 case LFUN_RIGHT:
 976                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 977                                                 TEXT()->cursorRight(owner->view());
 978                                                 moveCursorUpdate(true, false);
 979                                                 owner->showState();
 980                                         }
 981                                         goto exit_with_message;
 982                                 case LFUN_LEFT:
 983                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 984                                                 TEXT()->cursorRight(owner->view());
 985                                                 moveCursorUpdate(true, false);
 986                                                 owner->showState();
 987                                         }
 988                                         goto exit_with_message;
 989                                 case LFUN_DOWN:
 990                                         if (TEXT()->cursor.row()->next())
 991                                                 TEXT()->cursorDown(owner->view());
 992                                         else
 993                                                 TEXT()->cursorRight(owner->view());
 994                                         moveCursorUpdate(true, false);
 995                                         owner->showState();
 996                                         goto exit_with_message;
 997                                 default:
 998                                         break;
 999                                 }
1000                         }
1001                 }
1002         }
1003
1004         switch (action) {
1005
1006         case LFUN_ESCAPE:
1007         {
1008                 if (!owner->view()->available()) break;
1009                 // this function should be used always [asierra060396]
1010                 UpdatableInset * tli =
1011                         owner->view()->theLockingInset();
1012                 if (tli) {
1013                         UpdatableInset * lock = tli->getLockingInset();
1014
1015                         if (tli == lock) {
1016                                 owner->view()->unlockInset(tli);
1017                                 TEXT()->cursorRight(owner->view());
1018                                 moveCursorUpdate(true, false);
1019                                 owner->showState();
1020                         } else {
1021                                 tli->unlockInsetInInset(owner->view(),
1022                                                         lock,
1023                                                         true);
1024                         }
1025                         finishUndo();
1026                         // Tell the paragraph dialog that we changed paragraph
1027                         owner->getDialogs()->updateParagraph();
1028                 }
1029         }
1030         break;
1031
1032                 // --- Misc -------------------------------------------
1033         case LFUN_WORDFINDFORWARD  :
1034         case LFUN_WORDFINDBACKWARD : {
1035                 static string last_search;
1036                 string searched_string;
1037
1038                 if (!argument.empty()) {
1039                         last_search = argument;
1040                         searched_string = argument;
1041                 } else {
1042                         searched_string = last_search;
1043                 }
1044                 bool fw = (action == LFUN_WORDFINDBACKWARD);
1045                 if (!searched_string.empty()) {
1046                         LyXFind(owner->view(), searched_string, fw);
1047                 }
1048 //              owner->view()->showCursor();
1049         }
1050         break;
1051
1052         case LFUN_PREFIX:
1053         {
1054                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1055                         owner->view()->update(TEXT(),
1056                                               BufferView::SELECT|BufferView::FITCUR);
1057                 }
1058                 owner->message(keyseq.printOptions());
1059         }
1060         break;
1061
1062         // --- Misc -------------------------------------------
1063         case LFUN_EXEC_COMMAND:
1064         {
1065                 vector<string> allCmds;
1066                 transform(lyxaction.func_begin(), lyxaction.func_end(),
1067                           back_inserter(allCmds), lyx::firster());
1068                 static vector<string> hist;
1069                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1070                                                   allCmds, hist);
1071         }
1072         break;
1073
1074         case LFUN_CANCEL:                   // RVDK_PATCH_5
1075                 keyseq.reset();
1076                 meta_fake_bit = key_modifier::none;
1077                 if (owner->view()->available())
1078                         // cancel any selection
1079                         dispatch(LFUN_MARK_OFF);
1080                 setMessage(N_("Cancel"));
1081                 break;
1082
1083         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1084         {
1085                 meta_fake_bit = key_modifier::alt;
1086                 setMessage(keyseq.print());
1087         }
1088         break;
1089
1090         case LFUN_READ_ONLY_TOGGLE:
1091                 if (owner->buffer()->lyxvc.inUse()) {
1092                         owner->buffer()->lyxvc.toggleReadOnly();
1093                 } else {
1094                         owner->buffer()->setReadonly(
1095                                 !owner->buffer()->isReadonly());
1096                 }
1097                 break;
1098
1099         case LFUN_CENTER: // this is center and redraw.
1100                 owner->view()->center();
1101                 break;
1102
1103                 // --- Menus -----------------------------------------------
1104         case LFUN_MENUNEW:
1105                 menuNew(false);
1106                 break;
1107
1108         case LFUN_MENUNEWTMPLT:
1109                 menuNew(true);
1110                 break;
1111
1112         case LFUN_CLOSEBUFFER:
1113                 closeBuffer();
1114                 break;
1115
1116         case LFUN_MENUWRITE:
1117                 if (!owner->buffer()->isUnnamed()) {
1118                         ostringstream s1;
1119                         s1 << _("Saving document") << ' '
1120                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1121                         owner->message(s1.str().c_str());
1122                         MenuWrite(owner->view(), owner->buffer());
1123                 } else
1124                         WriteAs(owner->view(), owner->buffer());
1125                 break;
1126
1127         case LFUN_WRITEAS:
1128                 WriteAs(owner->view(), owner->buffer(), argument);
1129                 break;
1130
1131         case LFUN_MENURELOAD:
1132                 reloadBuffer();
1133                 break;
1134
1135         case LFUN_UPDATE:
1136                 Exporter::Export(owner->buffer(), argument, true);
1137                 break;
1138
1139         case LFUN_PREVIEW:
1140                 Exporter::Preview(owner->buffer(), argument);
1141                 break;
1142
1143         case LFUN_BUILDPROG:
1144                 Exporter::Export(owner->buffer(), "program", true);
1145                 break;
1146
1147         case LFUN_RUNCHKTEX:
1148                 MenuRunChktex(owner->buffer());
1149                 break;
1150
1151         case LFUN_MENUPRINT:
1152                 owner->getDialogs()->showPrint();
1153                 break;
1154
1155         case LFUN_EXPORT:
1156                 if (argument == "custom")
1157                         owner->getDialogs()->showSendto();
1158                 else
1159                         Exporter::Export(owner->buffer(), argument, false);
1160                 break;
1161
1162         case LFUN_IMPORT:
1163                 doImport(argument);
1164                 break;
1165
1166         case LFUN_QUIT:
1167                 QuitLyX();
1168                 break;
1169
1170         case LFUN_TOCVIEW:
1171 #if 0
1172         case LFUN_LOFVIEW:
1173         case LFUN_LOTVIEW:
1174         case LFUN_LOAVIEW:
1175 #endif
1176         {
1177                 InsetCommandParams p;
1178
1179 #if 0
1180                 if (action == LFUN_TOCVIEW)
1181 #endif
1182                         p.setCmdName("tableofcontents");
1183 #if 0
1184                 else if (action == LFUN_LOAVIEW)
1185                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1186                 else if (action == LFUN_LOFVIEW)
1187                         p.setCmdName("listoffigures");
1188                 else
1189                         p.setCmdName("listoftables");
1190 #endif
1191                 owner->getDialogs()->createTOC(p.getAsString());
1192                 break;
1193         }
1194
1195         case LFUN_DIALOG_TABULAR_INSERT:
1196                 owner->getDialogs()->showTabularCreate();
1197                 break;
1198
1199         case LFUN_AUTOSAVE:
1200                 AutoSave(owner->view());
1201                 break;
1202
1203         case LFUN_UNDO:
1204                 owner->view()->menuUndo();
1205                 break;
1206
1207         case LFUN_REDO:
1208                 owner->view()->menuRedo();
1209                 break;
1210
1211         case LFUN_MENUSEARCH:
1212                 owner->getDialogs()->showSearch();
1213                 break;
1214
1215         case LFUN_REMOVEERRORS:
1216                 if (owner->view()->removeAutoInsets()) {
1217                         owner->view()->redraw();
1218                         owner->view()->fitCursor();
1219                 }
1220                 break;
1221
1222         case LFUN_DEPTH_MIN:
1223                 changeDepth(owner->view(), TEXT(false), -1);
1224                 break;
1225
1226         case LFUN_DEPTH_PLUS:
1227                 changeDepth(owner->view(), TEXT(false), 1);
1228                 break;
1229
1230         case LFUN_FREE:
1231                 owner->getDialogs()->setUserFreeFont();
1232                 break;
1233
1234         case LFUN_RECONFIGURE:
1235                 Reconfigure(owner->view());
1236                 break;
1237
1238 #if 0
1239         case LFUN_FLOATSOPERATE:
1240                 if (argument == "openfoot")
1241                         owner->view()->allFloats(1,0);
1242                 else if (argument == "closefoot")
1243                         owner->view()->allFloats(0,0);
1244                 else if (argument == "openfig")
1245                         owner->view()->allFloats(1,1);
1246                 else if (argument == "closefig")
1247                         owner->view()->allFloats(0,1);
1248                 break;
1249 #else
1250 #ifdef WITH_WARNINGS
1251 //#warning Find another implementation here (or another lyxfunc)!
1252 #endif
1253 #endif
1254         case LFUN_HELP_ABOUTLYX:
1255                 owner->getDialogs()->showAboutlyx();
1256                 break;
1257
1258         case LFUN_HELP_TEXINFO:
1259                 owner->getDialogs()->showTexinfo();
1260                 break;
1261
1262         case LFUN_HELP_OPEN:
1263         {
1264                 string const arg = argument;
1265                 if (arg.empty()) {
1266                         setErrorMessage(N_("Missing argument"));
1267                         break;
1268                 }
1269                 owner->prohibitInput();
1270                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1271                 if (fname.empty()) {
1272                         lyxerr << "LyX: unable to find documentation file `"
1273                                << arg << "'. Bad installation?" << endl;
1274                         owner->allowInput();
1275                         break;
1276                 }
1277                 ostringstream str;
1278                 str << _("Opening help file") << ' '
1279                     << MakeDisplayPath(fname) << "...";
1280                 owner->message(str.str().c_str());
1281                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1282                 owner->allowInput();
1283                 break;
1284         }
1285
1286                 // --- version control -------------------------------
1287         case LFUN_VC_REGISTER:
1288         {
1289                 if (!owner->buffer()->lyxvc.inUse())
1290                         owner->buffer()->lyxvc.registrer();
1291         }
1292         break;
1293
1294         case LFUN_VC_CHECKIN:
1295         {
1296                 if (owner->buffer()->lyxvc.inUse()
1297                     && !owner->buffer()->isReadonly())
1298                         owner->buffer()->lyxvc.checkIn();
1299         }
1300         break;
1301
1302         case LFUN_VC_CHECKOUT:
1303         {
1304                 if (owner->buffer()->lyxvc.inUse()
1305                     && owner->buffer()->isReadonly())
1306                         owner->buffer()->lyxvc.checkOut();
1307         }
1308         break;
1309
1310         case LFUN_VC_REVERT:
1311         {
1312                 owner->buffer()->lyxvc.revert();
1313         }
1314         break;
1315
1316         case LFUN_VC_UNDO:
1317         {
1318                 owner->buffer()->lyxvc.undoLast();
1319         }
1320         break;
1321
1322         case LFUN_VC_HISTORY:
1323         {
1324                 owner->getDialogs()->showVCLogFile();
1325                 break;
1326         }
1327
1328         // --- buffers ----------------------------------------
1329
1330         case LFUN_SWITCHBUFFER:
1331                 owner->view()->buffer(bufferlist.getBuffer(argument));
1332                 break;
1333
1334         case LFUN_FILE_NEW:
1335         {
1336                 // servercmd: argument must be <file>:<template>
1337                 Buffer * tmpbuf = NewLyxFile(argument);
1338                 if (tmpbuf)
1339                         owner->view()->buffer(tmpbuf);
1340         }
1341         break;
1342
1343         case LFUN_FILE_OPEN:
1344                 open(argument);
1345                 break;
1346
1347         case LFUN_LATEX_LOG:
1348                 owner->getDialogs()->showLogFile();
1349                 break;
1350
1351         case LFUN_LAYOUT_DOCUMENT:
1352                 owner->getDialogs()->showDocument();
1353                 break;
1354
1355         case LFUN_LAYOUT_PARAGRAPH:
1356                 owner->getDialogs()->showParagraph();
1357                 break;
1358
1359         case LFUN_LAYOUT_CHARACTER:
1360                 owner->getDialogs()->showCharacter();
1361                 break;
1362
1363         case LFUN_LAYOUT_TABULAR:
1364             if (owner->view()->theLockingInset()) {
1365                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1366                     InsetTabular * inset = static_cast<InsetTabular *>
1367                         (owner->view()->theLockingInset());
1368                     inset->openLayoutDialog(owner->view());
1369                 } else if (owner->view()->theLockingInset()->
1370                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1371                     InsetTabular * inset = static_cast<InsetTabular *>(
1372                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1373                     inset->openLayoutDialog(owner->view());
1374                 }
1375             }
1376             break;
1377
1378         case LFUN_LAYOUT_PREAMBLE:
1379                 owner->getDialogs()->showPreamble();
1380                 break;
1381
1382         case LFUN_DROP_LAYOUTS_CHOICE:
1383                 owner->getToolbar()->openLayoutList();
1384                 break;
1385
1386         case LFUN_MENU_OPEN_BY_NAME:
1387                 owner->getMenubar()->openByName(argument);
1388                 break; // RVDK_PATCH_5
1389
1390         case LFUN_SPELLCHECK:
1391                 if (lyxrc.isp_command != "none")
1392                         owner->getDialogs()->showSpellchecker();
1393                 break;
1394
1395         // --- lyxserver commands ----------------------------
1396
1397
1398         case LFUN_GETNAME:
1399                 setMessage(owner->buffer()->fileName());
1400                 lyxerr[Debug::INFO] << "FNAME["
1401                                << owner->buffer()->fileName()
1402                                << "] " << endl;
1403                 break;
1404
1405         case LFUN_NOTIFY:
1406         {
1407                 dispatch_buffer = keyseq.print();
1408                 lyxserver->notifyClient(dispatch_buffer);
1409         }
1410         break;
1411
1412         case LFUN_GOTOFILEROW:
1413         {
1414                 string file_name;
1415                 int row;
1416                 istringstream istr(argument.c_str());
1417                 istr >> file_name >> row;
1418                 // Must replace extension of the file to be .lyx and get full path
1419                 string const s(ChangeExtension(file_name, ".lyx"));
1420
1421                 // Either change buffer or load the file
1422                 if (bufferlist.exists(s)) {
1423                         owner->view()->buffer(bufferlist.getBuffer(s));
1424                 } else {
1425                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1426                 }
1427
1428                 // Set the cursor
1429                 owner->view()->setCursorFromRow(row);
1430
1431                 // Recenter screen
1432                 owner->view()->center();
1433         }
1434         break;
1435
1436         case LFUN_GOTO_PARAGRAPH:
1437         {
1438                 istringstream istr(argument.c_str());
1439
1440                 int id;
1441                 istr >> id;
1442                 Paragraph * par = owner->buffer()->getParFromID(id);
1443                 if (par == 0) {
1444                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1445                                             << id << "]" << endl;
1446                         break;
1447                 } else {
1448                         lyxerr[Debug::INFO] << "Paragraph " << par->id()
1449                                             << " found." << endl;
1450                 }
1451
1452                 if (owner->view()->theLockingInset())
1453                         owner->view()->unlockInset(owner->view()->theLockingInset());
1454                 if (par->inInset()) {
1455                         par->inInset()->edit(owner->view());
1456                 }
1457                 // Set the cursor
1458                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1459                 owner->view()->setState();
1460                 owner->showState();
1461
1462                 // Recenter screen
1463                 owner->view()->center();
1464         }
1465         break;
1466
1467         case LFUN_APROPOS:
1468         case LFUN_GETTIP:
1469         {
1470                 int const qa = lyxaction.LookupFunc(argument);
1471                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1472         }
1473         break;
1474
1475         // --- toolbar ----------------------------------
1476         case LFUN_PUSH_TOOLBAR:
1477         {
1478                 int nth = strToInt(argument);
1479                 if (nth <= 0) {
1480                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1481                 } else {
1482                         owner->getToolbar()->push(nth);
1483                 }
1484         }
1485         break;
1486
1487         case LFUN_ADD_TO_TOOLBAR:
1488         {
1489                 if (lyxerr.debugging(Debug::GUI)) {
1490                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1491                                 "argument = `" << argument << '\'' << endl;
1492                 }
1493                 string tmp(argument);
1494                 //lyxerr <<string("Argument: ") + argument);
1495                 //lyxerr <<string("Tmp     : ") + tmp);
1496                 if (tmp.empty()) {
1497                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1498                 } else {
1499                         owner->getToolbar()->add(argument, false);
1500                         owner->getToolbar()->set();
1501                 }
1502         }
1503         break;
1504
1505         // --- insert characters ----------------------------------------
1506
1507         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1508         case LFUN_MATH_EXTERN:
1509         case LFUN_MATH_NUMBER:
1510         case LFUN_MATH_NONUMBER:
1511         case LFUN_MATH_LIMITS:
1512         {
1513                 setErrorMessage(N_("This is only allowed in math mode!"));
1514         }
1515         break;
1516
1517         // passthrough hat and underscore outside mathed:
1518         case LFUN_SUBSCRIPT:
1519                 dispatch(LFUN_SELFINSERT, "_");
1520                 break;
1521         case LFUN_SUPERSCRIPT:
1522                 dispatch(LFUN_SELFINSERT, "^");
1523                 break;
1524
1525         case LFUN_MATH_PANEL:
1526                 owner->getDialogs()->showMathPanel();
1527                 break;
1528
1529         case LFUN_CITATION_CREATE:
1530         {
1531                 InsetCommandParams p("cite");
1532
1533                 if (!argument.empty()) {
1534                         // This should be set at source, ie when typing
1535                         // "citation-insert foo" in the minibuffer.
1536                         // Question: would pybibliographer also need to be
1537                         // changed. Suspect so. Leave as-is therefore.
1538                         if (contains(argument, "|")) {
1539                                 p.setContents(token(argument, '|', 0));
1540                                 p.setOptions( token(argument, '|', 1));
1541                         } else {
1542                                 p.setContents(argument);
1543                         }
1544                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1545                 } else
1546                         owner->getDialogs()->createCitation(p.getAsString());
1547         }
1548         break;
1549
1550         case LFUN_CHILDOPEN:
1551         {
1552                 string const filename =
1553                         MakeAbsPath(argument,
1554                                     owner->buffer()->filePath());
1555                 setMessage(N_("Opening child document ") +
1556                            MakeDisplayPath(filename) + "...");
1557                 owner->view()->savePosition(0);
1558                 if (bufferlist.exists(filename))
1559                         owner->view()->buffer(bufferlist.getBuffer(filename));
1560                 else
1561                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1562         }
1563         break;
1564
1565         case LFUN_TOGGLECURSORFOLLOW:
1566                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1567                 break;
1568
1569         case LFUN_KMAP_OFF:             // keymap off
1570                 owner->getIntl()->KeyMapOn(false);
1571                 break;
1572
1573         case LFUN_KMAP_PRIM:    // primary keymap
1574                 owner->getIntl()->KeyMapPrim();
1575                 break;
1576
1577         case LFUN_KMAP_SEC:             // secondary keymap
1578                 owner->getIntl()->KeyMapSec();
1579                 break;
1580
1581         case LFUN_KMAP_TOGGLE:  // toggle keymap
1582                 owner->getIntl()->ToggleKeyMap();
1583                 break;
1584
1585         case LFUN_SEQUENCE:
1586         {
1587                 // argument contains ';'-terminated commands
1588                 while (argument.find(';') != string::npos) {
1589                         string first;
1590                         argument = split(argument, first, ';');
1591                         verboseDispatch(first, false);
1592                 }
1593         }
1594         break;
1595
1596         case LFUN_DIALOG_PREFERENCES:
1597                 owner->getDialogs()->showPreferences();
1598                 break;
1599
1600         case LFUN_SAVEPREFERENCES:
1601         {
1602                 Path p(user_lyxdir);
1603                 lyxrc.write("preferences");
1604         }
1605         break;
1606
1607         case LFUN_SCREEN_FONT_UPDATE:
1608         {
1609                 // handle the screen font changes.
1610                 //
1611                 lyxrc.set_font_norm_type();
1612                 fontloader.update();
1613                 // Of course we should only do the resize and the textcache.clear
1614                 // if values really changed...but not very important right now. (Lgb)
1615                 // All visible buffers will need resize
1616                 owner->resize();
1617                 // We also need to empty the textcache so that
1618                 // the buffer will be formatted correctly after
1619                 // a zoom change.
1620                 textcache.clear();
1621         }
1622         break;
1623
1624         case LFUN_SET_COLOR:
1625         {
1626                 string lyx_name;
1627                 string const x11_name = split(argument, lyx_name, ' ');
1628                 if (lyx_name.empty() || x11_name.empty()) {
1629                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1630                                                 " <x11_name>"));
1631                         break;
1632                         }
1633
1634                 bool const graphicsbg_changed =
1635                         (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1636                          x11_name != lcolor.getX11Name(LColor::graphicsbg));
1637
1638                 if (!lcolor.setColor(lyx_name, x11_name)) {
1639                         static string const err1 (N_("Set-color \""));
1640                         static string const err2 (
1641                                 N_("\" failed - color is undefined "
1642                                    "or may not be redefined"));
1643                         setErrorMessage(_(err1) + lyx_name + _(err2));
1644                         break;
1645                 }
1646
1647                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1648
1649                 if (graphicsbg_changed) {
1650                         grfx::GCache & gc = grfx::GCache::get();
1651                         gc.changeDisplay(true);
1652                 }
1653
1654                 owner->view()->redraw();
1655                 break;
1656         }
1657
1658         case LFUN_MESSAGE:
1659                 owner->message(argument);
1660                 break;
1661
1662         case LFUN_MESSAGE_PUSH:
1663                 owner->messagePush(argument);
1664                 break;
1665
1666         case LFUN_MESSAGE_POP:
1667                 owner->messagePop();
1668                 break;
1669
1670         case LFUN_FORKS_SHOW:
1671                 owner->getDialogs()->showForks();
1672                 break;
1673
1674         case LFUN_FORKS_KILL:
1675         {
1676                 if (!isStrInt(argument))
1677                         break;
1678
1679                 pid_t const pid = strToInt(argument);
1680                 ForkedcallsController & fcc = ForkedcallsController::get();
1681                 fcc.kill(pid);
1682                 break;
1683         }
1684
1685         case LFUN_TOOLTIPS_TOGGLE:
1686                 owner->getDialogs()->toggleTooltips();
1687                 break;
1688
1689         default:
1690                 // Then if it was none of the above
1691                 // Trying the BufferView::pimpl dispatch:
1692                 if (!owner->view()->Dispatch(action, argument))
1693                         lyxerr << "A truly unknown func ["
1694                                << lyxaction.getActionName(action) << "]!"
1695                                << endl;
1696                 break;
1697         } // end of switch
1698
1699 exit_with_message:
1700
1701         string const res = getMessage();
1702
1703         if (!res.empty())
1704                 owner->message(_(res));
1705         owner->updateMenubar();
1706         owner->updateToolbar();
1707
1708         return res;
1709 }
1710
1711
1712 void LyXFunc::setupLocalKeymap()
1713 {
1714         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1715         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1716 }
1717
1718
1719 void LyXFunc::menuNew(bool fromTemplate)
1720 {
1721         string initpath = lyxrc.document_path;
1722
1723         if (owner->view()->available()) {
1724                 string const trypath = owner->buffer()->filePath();
1725                 // If directory is writeable, use this as default.
1726                 if (IsDirWriteable(trypath))
1727                         initpath = trypath;
1728         }
1729
1730         static int newfile_number;
1731         string s;
1732
1733         if (lyxrc.new_ask_filename) {
1734                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1735                                    LFUN_SELECT_FILE_SYNC,
1736                         make_pair(string(_("Documents|#o#O")),
1737                                   string(lyxrc.document_path)),
1738                         make_pair(string(_("Templates|#T#t")),
1739                                   string(lyxrc.template_path)));
1740
1741                 FileDialog::Result result =
1742                         fileDlg.Select(initpath,
1743                                        _("*.lyx|LyX Documents (*.lyx)"),
1744                                        _("newfile"));
1745
1746                 if (result.second.empty()) {
1747                         owner->message(_("Canceled."));
1748                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1749                         return;
1750                 }
1751
1752                 // get absolute path of file and make sure the filename ends
1753                 // with .lyx
1754                 s = MakeAbsPath(result.second);
1755                 if (!IsLyXFilename(s))
1756                         s += ".lyx";
1757
1758                 // Check if the document already is open
1759                 if (bufferlist.exists(s)) {
1760                         switch (Alert::askConfirmation(_("Document is already open:"),
1761                                                 MakeDisplayPath(s, 50),
1762                                                 _("Do you want to close that document now?\n"
1763                                                   "('No' will just switch to the open version)")))
1764                         {
1765                         case 1: // Yes: close the document
1766                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1767                                 // If close is canceled, we cancel here too.
1768                                         return;
1769                                 break;
1770                         case 2: // No: switch to the open document
1771                                 owner->view()->buffer(bufferlist.getBuffer(s));
1772                                 return;
1773                         case 3: // Cancel: Do nothing
1774                                 owner->message(_("Canceled."));
1775                                 return;
1776                         }
1777                 }
1778                 // Check whether the file already exists
1779                 FileInfo fi(s);
1780                 if (fi.readable() &&
1781                     Alert::askQuestion(_("File already exists:"),
1782                                 MakeDisplayPath(s, 50),
1783                                 _("Do you want to open the document?"))) {
1784                                 // loads document
1785                         string const disp_fn(MakeDisplayPath(s));
1786
1787                         ostringstream str;
1788                         str << _("Opening  document") << ' '
1789                             << disp_fn << "...";
1790
1791                         owner->message(str.str().c_str());
1792                         //XFlush(fl_get_display());
1793                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1794                         ostringstream str2;
1795                         str2 << _("Document") << ' '
1796                              << disp_fn << ' ' << _("opened.");
1797
1798                         owner->message(str2.str().c_str());
1799
1800                         return;
1801                 }
1802         } else {
1803                 s = AddName(lyxrc.document_path,
1804                             "newfile" + tostr(++newfile_number) + ".lyx");
1805                 FileInfo fi(s);
1806                 while (bufferlist.exists(s) || fi.readable()) {
1807                         ++newfile_number;
1808                         s = AddName(lyxrc.document_path,
1809                                     "newfile" + tostr(newfile_number) +
1810                                     ".lyx");
1811                         fi.newFile(s);
1812                 }
1813         }
1814
1815         // The template stuff
1816         string templname;
1817         if (fromTemplate) {
1818                 FileDialog fileDlg(owner, _("Select template file"),
1819                         LFUN_SELECT_FILE_SYNC,
1820                         make_pair(string(_("Documents|#o#O")),
1821                                   string(lyxrc.document_path)),
1822                         make_pair(string(_("Templates|#T#t")),
1823                                   string(lyxrc.template_path)));
1824
1825                 FileDialog::Result result =
1826                         fileDlg.Select(lyxrc.template_path,
1827                                        _("*.lyx|LyX Documents (*.lyx)"));
1828
1829                 if (result.first == FileDialog::Later)
1830                         return;
1831
1832                 string const fname = result.second;
1833
1834                 if (fname.empty())
1835                         return;
1836                 templname = fname;
1837         }
1838
1839         // find a free buffer
1840         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1841         owner->view()->buffer(bufferlist.newFile(s, templname));
1842 }
1843
1844
1845 void LyXFunc::open(string const & fname)
1846 {
1847         string initpath = lyxrc.document_path;
1848
1849         if (owner->view()->available()) {
1850                 string const trypath = owner->buffer()->filePath();
1851                 // If directory is writeable, use this as default.
1852                 if (IsDirWriteable(trypath))
1853                         initpath = trypath;
1854         }
1855
1856         string filename;
1857
1858         if (fname.empty()) {
1859                 FileDialog fileDlg(owner, _("Select document to open"),
1860                         LFUN_FILE_OPEN,
1861                         make_pair(string(_("Documents|#o#O")),
1862                                   string(lyxrc.document_path)),
1863                         make_pair(string(_("Examples|#E#e")),
1864                                   string(AddPath(system_lyxdir, "examples"))));
1865
1866                 FileDialog::Result result =
1867                         fileDlg.Select(initpath,
1868                                        "*.lyx|LyX Documents (*.lyx)");
1869
1870                 if (result.first == FileDialog::Later)
1871                         return;
1872
1873                 filename = result.second;
1874
1875                 // check selected filename
1876                 if (filename.empty()) {
1877                         owner->message(_("Canceled."));
1878                         return;
1879                 }
1880         } else
1881                 filename = fname;
1882
1883         // get absolute path of file and add ".lyx" to the filename if
1884         // necessary
1885         string const fullpath = FileSearch(string(), filename, "lyx");
1886         if (fullpath.empty()) {
1887                 Alert::alert(_("Error"), _("Could not find file"), filename);
1888                 return;
1889         }
1890
1891         filename = fullpath;
1892
1893         // loads document
1894         string const disp_fn(MakeDisplayPath(filename));
1895
1896         ostringstream str;
1897         str << _("Opening document") << ' ' << disp_fn << "...";
1898
1899         owner->message(str.str().c_str());
1900
1901         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1902         if (openbuf) {
1903                 owner->view()->buffer(openbuf);
1904                 ostringstream str;
1905                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1906                 owner->message(str.str().c_str());
1907         } else {
1908                 ostringstream str;
1909                 str << _("Could not open document") << ' ' << disp_fn;
1910                 owner->message(str.str().c_str());
1911         }
1912 }
1913
1914
1915 // checks for running without gui are missing.
1916 void LyXFunc::doImport(string const & argument)
1917 {
1918         string format;
1919         string filename = split(argument, format, ' ');
1920         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1921                             << " file: " << filename << endl;
1922
1923         if (filename.empty()) { // need user interaction
1924                 string initpath = lyxrc.document_path;
1925
1926                 if (owner->view()->available()) {
1927                         string const trypath = owner->buffer()->filePath();
1928                         // If directory is writeable, use this as default.
1929                         if (IsDirWriteable(trypath))
1930                                 initpath = trypath;
1931                 }
1932
1933                 string const text = _("Select ") + formats.prettyName(format)
1934                         + _(" file to import");
1935
1936                 FileDialog fileDlg(owner, text,
1937                         LFUN_IMPORT,
1938                         make_pair(string(_("Documents|#o#O")),
1939                                   string(lyxrc.document_path)),
1940                         make_pair(string(_("Examples|#E#e")),
1941                                   string(AddPath(system_lyxdir, "examples"))));
1942
1943                 string const extension = "*." + formats.extension(format)
1944                         + "| " + formats.prettyName(format)
1945                         + " (*." + formats.extension(format) + ")";
1946
1947                 FileDialog::Result result = fileDlg.Select(initpath,
1948                                                            extension);
1949
1950                 if (result.first == FileDialog::Later)
1951                         return;
1952
1953                 filename = result.second;
1954
1955                 // check selected filename
1956                 if (filename.empty())
1957                         owner->message(_("Canceled."));
1958         }
1959
1960         // still no filename? abort
1961         if (filename.empty())
1962                 return;
1963
1964         // get absolute path of file
1965         filename = MakeAbsPath(filename);
1966
1967         string const lyxfile = ChangeExtension(filename, ".lyx");
1968
1969         // Check if the document already is open
1970         if (bufferlist.exists(lyxfile)) {
1971                 switch (Alert::askConfirmation(_("Document is already open:"),
1972                                         MakeDisplayPath(lyxfile, 50),
1973                                         _("Do you want to close that document now?\n"
1974                                           "('No' will just switch to the open version)")))
1975                         {
1976                         case 1: // Yes: close the document
1977                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1978                                 // If close is canceled, we cancel here too.
1979                                         return;
1980                                 break;
1981                         case 2: // No: switch to the open document
1982                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1983                                 return;
1984                         case 3: // Cancel: Do nothing
1985                                 owner->message(_("Canceled."));
1986                                 return;
1987                         }
1988         }
1989
1990         // Check if a LyX document by the same root exists in filesystem
1991         FileInfo const f(lyxfile, true);
1992         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1993                                       MakeDisplayPath(lyxfile),
1994                                       _("already exists. Overwrite?"))) {
1995                 owner->message(_("Canceled"));
1996                 return;
1997         }
1998         // filename should be valid now
1999
2000         Importer::Import(owner, filename, format);
2001 }
2002
2003
2004 void LyXFunc::reloadBuffer()
2005 {
2006         string const fn = owner->buffer()->fileName();
2007         if (bufferlist.close(owner->buffer()))
2008                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
2009 }
2010
2011
2012 void LyXFunc::closeBuffer()
2013 {
2014         if (bufferlist.close(owner->buffer()) && !quitting) {
2015                 if (bufferlist.empty()) {
2016                         // need this otherwise SEGV may occur while trying to
2017                         // set variables that don't exist
2018                         // since there's no current buffer
2019                         owner->getDialogs()->hideBufferDependent();
2020                 } else {
2021                         owner->view()->buffer(bufferlist.first());
2022                 }
2023         }
2024 }
2025
2026
2027 // Each "owner" should have it's own message method. lyxview and
2028 // the minibuffer would use the minibuffer, but lyxserver would
2029 // send an ERROR signal to its client.  Alejandro 970603
2030 // This func is bit problematic when it comes to NLS, to make the
2031 // lyx servers client be language indepenent we must not translate
2032 // strings sent to this func.
2033 void LyXFunc::setErrorMessage(string const & m) const
2034 {
2035         dispatch_buffer = m;
2036         errorstat = true;
2037 }
2038
2039
2040 void LyXFunc::setMessage(string const & m) const
2041 {
2042         dispatch_buffer = m;
2043 }
2044
2045
2046 void LyXFunc::setStatusMessage(string const & m) const
2047 {
2048         status_buffer = m;
2049 }
2050
2051
2052 void LyXFunc::initMiniBuffer()
2053 {
2054         string text = _("Welcome to LyX!");
2055
2056         // When meta-fake key is pressed, show the key sequence so far + "M-".
2057         if (wasMetaKey()) {
2058                 text = keyseq.print();
2059                 text += "M-";
2060         }
2061
2062         // Else, when a non-complete key sequence is pressed,
2063         // show the available options.
2064         if (keyseq.length() > 0 && !keyseq.deleted()) {
2065                 text = keyseq.printOptions();
2066         }
2067
2068         // Else, show the buffer state.
2069         else if (owner->view()->available()) {
2070                 Buffer * tmpbuf = owner->buffer();
2071
2072                 string const nicename =
2073                         MakeDisplayPath(tmpbuf->fileName());
2074                 // Should we do this instead? (kindo like emacs)
2075                 // leaves more room for other information
2076                 text = "LyX: ";
2077                 text += nicename;
2078                 if (tmpbuf->lyxvc.inUse()) {
2079                         text += " [";
2080                         text += tmpbuf->lyxvc.versionString();
2081                         text += ' ';
2082                         text += tmpbuf->lyxvc.locker();
2083                         if (tmpbuf->isReadonly())
2084                                 text += " (RO)";
2085                         text += ']';
2086                 } else if (tmpbuf->isReadonly())
2087                         text += " [RO]";
2088                 if (!tmpbuf->isLyxClean())
2089                         text += _(" (Changed)");
2090         } else {
2091                 if (text != _("Welcome to LyX!")) // this is a hack
2092                         text = _("* No document open *");
2093         }
2094
2095         owner->message(text);
2096 }