src/text3.C

   1 /**
   2  * \file text3.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Asger Alstrup
   7  * \author Lars Gullik Bjønnes
   8  * \author Alfredo Braunstein
   9  * \author Angus Leeming
  10  * \author John Levon
  11  * \author André Pönitz
  12  *
  13  * Full author contact details are available in file CREDITS.
  14  */
  15
  16 #include <config.h>
  17
  18 #include "lyxtext.h"
  19
  20 #include "buffer.h"
  21 #include "bufferparams.h"
  22 #include "BufferView.h"
  23 #include "cursor.h"
  24 #include "debug.h"
  25 #include "dispatchresult.h"
  26 #include "factory.h"
  27 #include "funcrequest.h"
  28 #include "gettext.h"
  29 #include "intl.h"
  30 #include "language.h"
  31 #include "lyxrc.h"
  32 #include "lyxrow.h"
  33 #include "paragraph.h"
  34 #include "paragraph_funcs.h"
  35 #include "ParagraphParameters.h"
  36 #include "undo.h"
  37 #include "vspace.h"
  38
  39 #include "frontends/Dialogs.h"
  40 #include "frontends/LyXView.h"
  41
  42 #include "insets/insetcommand.h"
  43 #include "insets/insetnewline.h"
  44 #include "insets/insetspecialchar.h"
  45 #include "insets/insettext.h"
  46
  47 #include "support/lstrings.h"
  48 #include "support/tostr.h"
  49 #include "support/std_sstream.h"
  50
  51 #include "mathed/formulabase.h"
  52
  53 #include <clocale>
  54
  55 using bv_funcs::replaceSelection;
  56
  57 using lyx::pos_type;
  58
  59 using lyx::support::isStrUnsignedInt;
  60 using lyx::support::strToUnsignedInt;
  61
  62 using std::endl;
  63 using std::find;
  64 using std::string;
  65 using std::istringstream;
  66 using std::vector;
  67
  68
  69 extern string current_layout;
  70 extern int bibitemMaxWidth(BufferView *, LyXFont const &);
  71
  72 // the selection possible is needed, that only motion events are
  73 // used, where the bottom press event was on the drawing area too
  74 bool selection_possible = false;
  75
  76
  77 namespace {
  78
  79         // globals...
  80         LyXFont freefont(LyXFont::ALL_IGNORE);
  81         bool toggleall = false;
  82
  83
  84         void toggleAndShow(BufferView * bv, LyXText * text,
  85                 LyXFont const & font, bool toggleall = true)
  86         {
  87                 if (!bv->available())
  88                         return;
  89
  90                 text->toggleFree(font, toggleall);
  91                 bv->update();
  92
  93                 if (font.language() != ignore_language ||
  94                                 font.number() != LyXFont::IGNORE) {
  95                         LyXCursor & cursor = text->cursor;
  96                         Paragraph & par = *text->cursorPar();
  97                         text->bidi.computeTables(par, *bv->buffer(),
  98                                 *par.getRow(cursor.pos()));
  99                         if (cursor.boundary() !=
 100                                         text->bidi.isBoundary(*bv->buffer(), par,
 101                                                         cursor.pos(),
 102                                                         text->real_current_font))
 103                                 text->setCursor(cursor.par(), cursor.pos(),
 104                                                 false, !cursor.boundary());
 105                 }
 106         }
 107
 108
 109         /// Apply the contents of freefont at the current cursor location.
 110         void apply_freefont(BufferView * bv, LyXText * text)
 111         {
 112                 toggleAndShow(bv, text, freefont, toggleall);
 113                 bv->owner()->view_state_changed();
 114                 bv->owner()->message(_("Character set"));
 115         }
 116
 117
 118         /** Set the freefont using the contents of \param data dispatched from
 119          *  the frontends and apply it at the current cursor location.
 120          */
 121         void update_and_apply_freefont(BufferView * bv, LyXText * text,
 122                 string const & data)
 123         {
 124                 LyXFont font;
 125                 bool toggle;
 126                 if (bv_funcs::string2font(data, font, toggle)) {
 127                         freefont = font;
 128                         toggleall = toggle;
 129                         apply_freefont(bv, text);
 130                 }
 131         }
 132
 133
 134         void emph(BufferView * bv, LyXText * text)
 135         {
 136                 LyXFont font(LyXFont::ALL_IGNORE);
 137                 font.setEmph(LyXFont::TOGGLE);
 138                 toggleAndShow(bv, text, font);
 139         }
 140
 141
 142         void bold(BufferView * bv, LyXText * text)
 143         {
 144                 LyXFont font(LyXFont::ALL_IGNORE);
 145                 font.setSeries(LyXFont::BOLD_SERIES);
 146                 toggleAndShow(bv, text, font);
 147         }
 148
 149
 150         void noun(BufferView * bv, LyXText * text)
 151         {
 152                 LyXFont font(LyXFont::ALL_IGNORE);
 153                 font.setNoun(LyXFont::TOGGLE);
 154                 toggleAndShow(bv, text, font);
 155         }
 156
 157
 158         void lang(BufferView * bv, string const & l, LyXText * text)
 159         {
 160                 Language const * lang = languages.getLanguage(l);
 161                 if (!lang)
 162                         return;
 163
 164                 LyXFont font(LyXFont::ALL_IGNORE);
 165                 font.setLanguage(lang);
 166                 toggleAndShow(bv, text, font);
 167         }
 168
 169
 170         void code(BufferView * bv, LyXText * text)
 171         {
 172                 LyXFont font(LyXFont::ALL_IGNORE);
 173                 font.setFamily(LyXFont::TYPEWRITER_FAMILY); // no good
 174                 toggleAndShow(bv, text, font);
 175         }
 176
 177
 178         void sans(BufferView * bv, LyXText * text)
 179         {
 180                 LyXFont font(LyXFont::ALL_IGNORE);
 181                 font.setFamily(LyXFont::SANS_FAMILY);
 182                 toggleAndShow(bv, text, font);
 183         }
 184
 185
 186         void roman(BufferView * bv, LyXText * text)
 187         {
 188                 LyXFont font(LyXFont::ALL_IGNORE);
 189                 font.setFamily(LyXFont::ROMAN_FAMILY);
 190                 toggleAndShow(bv, text, font);
 191         }
 192
 193
 194         void styleReset(BufferView * bv, LyXText * text)
 195         {
 196                 LyXFont font(LyXFont::ALL_INHERIT, ignore_language);
 197                 toggleAndShow(bv, text, font);
 198         }
 199
 200
 201         void underline(BufferView * bv, LyXText * text)
 202         {
 203                 LyXFont font(LyXFont::ALL_IGNORE);
 204                 font.setUnderbar(LyXFont::TOGGLE);
 205                 toggleAndShow(bv, text, font);
 206         }
 207
 208
 209         void fontSize(BufferView * bv, string const & size, LyXText * text)
 210         {
 211                 LyXFont font(LyXFont::ALL_IGNORE);
 212                 font.setLyXSize(size);
 213                 toggleAndShow(bv, text, font);
 214         }
 215
 216
 217         void moveCursor(BufferView * bv, bool selecting)
 218         {
 219                 LyXText * lt = bv->getLyXText();
 220
 221 //              if (!lt->selection.set())
 222 //                      lt->selection.cursor = lt->cursor;
 223
 224                 if (selecting || lt->selection.mark())
 225                         lt->setSelection();
 226
 227                 if (!lt->selection.set())
 228                         bv->haveSelection(false);
 229                 bv->switchKeyMap();
 230         }
 231
 232
 233         void finishChange(BufferView * bv, bool selecting = false)
 234         {
 235                 finishUndo();
 236                 moveCursor(bv, selecting);
 237                 bv->owner()->view_state_changed();
 238         }
 239
 240 } // anon namespace
 241
 242
 243 namespace bv_funcs {
 244
 245 string const freefont2string()
 246 {
 247         string data;
 248         if (font2string(freefont, toggleall, data))
 249                 return data;
 250         return string();
 251 }
 252
 253 }
 254
 255
 256
 257 InsetOld * LyXText::checkInsetHit(int x, int y)
 258 {
 259         ParagraphList::iterator pit;
 260         ParagraphList::iterator end;
 261
 262         getParsInRange(ownerParagraphs(),
 263                        bv()->top_y() - yo_,
 264                        bv()->top_y() - yo_ + bv()->workHeight(),
 265                        pit, end);
 266
 267         lyxerr << "checkInsetHit: x: " << x << " y: " << y << endl;
 268         for ( ; pit != end; ++pit) {
 269                 InsetList::iterator iit = pit->insetlist.begin();
 270                 InsetList::iterator iend = pit->insetlist.end();
 271                 for ( ; iit != iend; ++iit) {
 272                         InsetOld * inset = iit->inset;
 273                         //lyxerr << "examining inset " << inset
 274                         //      << " xy: " << inset->x() << "/" << inset->y()
 275                         //      << " x: " << inset->x() << "..." << inset->x() + inset->width()
 276                         //      << " y: " << inset->y() - inset->ascent() << "..."
 277                         //      << inset->y() + inset->descent()
 278                         //      << endl;
 279                         if (x >= inset->x()
 280                             && x <= inset->x() + inset->width()
 281                             && y >= inset->y() - inset->ascent()
 282                             && y <= inset->y() + inset->descent())
 283                         {
 284                                 lyxerr << "Hit inset: " << inset << endl;
 285                                 return inset;
 286                         }
 287                 }
 288         }
 289         lyxerr << "No inset hit. " << endl;
 290         return 0;
 291 }
 292
 293
 294 bool LyXText::gotoNextInset(vector<InsetOld::Code> const & codes,
 295                             string const & contents)
 296 {
 297         ParagraphList::iterator end = ownerParagraphs().end();
 298         ParagraphList::iterator pit = cursorPar();
 299         pos_type pos = cursor.pos();
 300
 301         InsetOld * inset;
 302         do {
 303                 if (pos + 1 < pit->size()) {
 304                         ++pos;
 305                 } else  {
 306                         ++pit;
 307                         pos = 0;
 308                 }
 309
 310         } while (pit != end &&
 311                  !(pit->isInset(pos) &&
 312                    (inset = pit->getInset(pos)) != 0 &&
 313                    find(codes.begin(), codes.end(), inset->lyxCode()) != codes.end() &&
 314                    (contents.empty() ||
 315                     static_cast<InsetCommand *>(pit->getInset(pos))->getContents()
 316                     == contents)));
 317
 318         if (pit == end)
 319                 return false;
 320
 321         setCursor(parOffset(pit), pos, false);
 322         return true;
 323 }
 324
 325
 326 void LyXText::gotoInset(vector<InsetOld::Code> const & codes,
 327                         bool same_content)
 328 {
 329         clearSelection();
 330
 331         string contents;
 332         if (same_content && cursor.pos() < cursorPar()->size()
 333             && cursorPar()->isInset(cursor.pos())) {
 334                 InsetOld const * inset = cursorPar()->getInset(cursor.pos());
 335                 if (find(codes.begin(), codes.end(), inset->lyxCode())
 336                     != codes.end())
 337                         contents = static_cast<InsetCommand const *>(inset)->getContents();
 338         }
 339
 340         if (!gotoNextInset(codes, contents)) {
 341                 if (cursor.pos() || cursorPar() != ownerParagraphs().begin()) {
 342                         LyXCursor tmp = cursor;
 343                         cursor.par(0);
 344                         cursor.pos(0);
 345                         if (!gotoNextInset(codes, contents)) {
 346                                 cursor = tmp;
 347                                 bv()->owner()->message(_("No more insets"));
 348                         }
 349                 } else {
 350                         bv()->owner()->message(_("No more insets"));
 351                 }
 352         }
 353         bv()->update();
 354         selection.cursor = cursor;
 355 }
 356
 357
 358 void LyXText::gotoInset(InsetOld::Code code, bool same_content)
 359 {
 360         gotoInset(vector<InsetOld::Code>(1, code), same_content);
 361 }
 362
 363
 364 void LyXText::cursorPrevious()
 365 {
 366
 367         RowList::iterator crit = cursorRow();
 368
 369         int x = bv()->x_target() - xo_;
 370         int y = bv()->top_y() - yo_;
 371         setCursorFromCoordinates(x, y);
 372
 373         if (crit == cursorRow()) {
 374                 // we have a row which is taller than the workarea. The
 375                 // simplest solution is to move to the previous row instead.
 376                 cursorUp(true);
 377         }
 378
 379         bv()->updateScrollbar();
 380         finishUndo();
 381 }
 382
 383
 384 void LyXText::cursorNext()
 385 {
 386         RowList::iterator crit = cursorRow();
 387
 388         int x = bv()->x_target() - xo_;
 389         int y = bv()->top_y() + bv()->workHeight() - yo_;
 390         setCursorFromCoordinates(x, y);
 391
 392         if (crit == cursorRow()) {
 393                 // we have a row which is taller than the workarea. The
 394                 // simplest solution is to move to the next row instead.
 395                 cursorDown(true);
 396         }
 397
 398         bv()->updateScrollbar();
 399         finishUndo();
 400 }
 401
 402
 403 namespace {
 404
 405 void specialChar(LyXText * lt, BufferView * bv, InsetSpecialChar::Kind kind)
 406 {
 407         bv->update();
 408         InsetSpecialChar * new_inset = new InsetSpecialChar(kind);
 409         replaceSelection(lt);
 410         if (!bv->insertInset(new_inset))
 411                 delete new_inset;
 412         else
 413                 bv->update();
 414 }
 415
 416
 417 void doInsertInset(LyXText * lt, FuncRequest const & cmd,
 418                    bool edit, bool pastesel)
 419 {
 420         InsetOld * inset = createInset(cmd);
 421         BufferView * bv = cmd.view();
 422
 423         if (inset) {
 424                 bool gotsel = false;
 425                 if (lt->selection.set()) {
 426                         bv->owner()->dispatch(FuncRequest(LFUN_CUT));
 427                         gotsel = true;
 428                 }
 429                 if (bv->insertInset(inset)) {
 430                         if (edit)
 431                                 inset->edit(bv, true);
 432                         if (gotsel && pastesel)
 433                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
 434                 } else
 435                         delete inset;
 436         }
 437 }
 438
 439 } // anon namespace
 440
 441
 442 void LyXText::number()
 443 {
 444         LyXFont font(LyXFont::ALL_IGNORE);
 445         font.setNumber(LyXFont::TOGGLE);
 446         toggleAndShow(bv(), this, font);
 447 }
 448
 449
 450 bool LyXText::rtl() const
 451 {
 452         return cursorPar()->isRightToLeftPar(bv()->buffer()->params());
 453 }
 454
 455
 456 DispatchResult LyXText::dispatch(FuncRequest const & cmd)
 457 {
 458         //lyxerr[Debug::ACTION] << "LyXText::dispatch: cmd: " << cmd << endl;
 459         lyxerr << "LyXText::dispatch: cmd: " << cmd << endl;
 460
 461         BufferView * bv = cmd.view();
 462
 463         switch (cmd.action) {
 464
 465         case LFUN_APPENDIX: {
 466                 ParagraphList::iterator pit = cursorPar();
 467                 bool start = !pit->params().startOfAppendix();
 468
 469                 // ensure that we have only one start_of_appendix in this document
 470                 ParagraphList::iterator tmp = ownerParagraphs().begin();
 471                 ParagraphList::iterator end = ownerParagraphs().end();
 472
 473                 for (; tmp != end; ++tmp) {
 474                         if (tmp->params().startOfAppendix()) {
 475                                 recUndo(parOffset(tmp));
 476                                 tmp->params().startOfAppendix(false);
 477                                 redoParagraph(tmp);
 478                                 break;
 479                         }
 480                 }
 481
 482                 recUndo(parOffset(pit));
 483                 pit->params().startOfAppendix(start);
 484
 485                 // we can set the refreshing parameters now
 486                 updateCounters();
 487                 redoParagraph(cursorPar());
 488                 setCursor(cursorPar(), cursor.pos());
 489                 bv->update();
 490                 break;
 491         }
 492
 493         case LFUN_DELETE_WORD_FORWARD:
 494                 clearSelection();
 495                 deleteWordForward();
 496                 finishChange(bv);
 497                 break;
 498
 499         case LFUN_DELETE_WORD_BACKWARD:
 500                 clearSelection();
 501                 deleteWordBackward();
 502                 finishChange(bv);
 503                 break;
 504
 505         case LFUN_DELETE_LINE_FORWARD:
 506                 clearSelection();
 507                 deleteLineForward();
 508                 finishChange(bv);
 509                 break;
 510
 511         case LFUN_WORDRIGHT:
 512                 if (!selection.mark())
 513                         clearSelection();
 514                 if (rtl())
 515                         cursorLeftOneWord();
 516                 else
 517                         cursorRightOneWord();
 518                 finishChange(bv);
 519                 break;
 520
 521         case LFUN_WORDLEFT:
 522                 if (!selection.mark())
 523                         clearSelection();
 524                 if (rtl())
 525                         cursorRightOneWord();
 526                 else
 527                         cursorLeftOneWord();
 528                 finishChange(bv);
 529                 break;
 530
 531         case LFUN_BEGINNINGBUF:
 532                 if (!selection.mark())
 533                         clearSelection();
 534                 cursorTop();
 535                 finishChange(bv);
 536                 break;
 537
 538         case LFUN_ENDBUF:
 539                 if (selection.mark())
 540                         clearSelection();
 541                 cursorBottom();
 542                 finishChange(bv);
 543                 break;
 544
 545         case LFUN_RIGHTSEL:
 546                 if (!selection.set())
 547                         selection.cursor = cursor;
 548                 if (rtl())
 549                         cursorLeft(bv);
 550                 else
 551                         cursorRight(bv);
 552                 finishChange(bv, true);
 553                 break;
 554
 555         case LFUN_LEFTSEL:
 556                 if (!selection.set())
 557                         selection.cursor = cursor;
 558                 if (rtl())
 559                         cursorRight(bv);
 560                 else
 561                         cursorLeft(bv);
 562                 finishChange(bv, true);
 563                 break;
 564
 565         case LFUN_UPSEL:
 566                 if (!selection.set())
 567                         selection.cursor = cursor;
 568                 cursorUp(true);
 569                 finishChange(bv, true);
 570                 break;
 571
 572         case LFUN_DOWNSEL:
 573                 if (!selection.set())
 574                         selection.cursor = cursor;
 575                 cursorDown(true);
 576                 finishChange(bv, true);
 577                 break;
 578
 579         case LFUN_UP_PARAGRAPHSEL:
 580                 if (!selection.set())
 581                         selection.cursor = cursor;
 582                 cursorUpParagraph();
 583                 finishChange(bv, true);
 584                 break;
 585
 586         case LFUN_DOWN_PARAGRAPHSEL:
 587                 if (!selection.set())
 588                         selection.cursor = cursor;
 589                 cursorDownParagraph();
 590                 finishChange(bv, true);
 591                 break;
 592
 593         case LFUN_PRIORSEL:
 594                 if (!selection.set())
 595                         selection.cursor = cursor;
 596                 cursorPrevious();
 597                 finishChange(bv, true);
 598                 break;
 599
 600         case LFUN_NEXTSEL:
 601                 if (!selection.set())
 602                         selection.cursor = cursor;
 603                 cursorNext();
 604                 finishChange(bv, true);
 605                 break;
 606
 607         case LFUN_HOMESEL:
 608                 if (!selection.set())
 609                         selection.cursor = cursor;
 610                 cursorHome();
 611                 finishChange(bv, true);
 612                 break;
 613
 614         case LFUN_ENDSEL:
 615                 if (!selection.set())
 616                         selection.cursor = cursor;
 617                 cursorEnd();
 618                 finishChange(bv, true);
 619                 break;
 620
 621         case LFUN_WORDRIGHTSEL:
 622                 if (rtl())
 623                         cursorLeftOneWord();
 624                 else
 625                         cursorRightOneWord();
 626                 finishChange(bv, true);
 627                 break;
 628
 629         case LFUN_WORDLEFTSEL:
 630                 if (rtl())
 631                         cursorRightOneWord();
 632                 else
 633                         cursorLeftOneWord();
 634                 finishChange(bv, true);
 635                 break;
 636
 637         case LFUN_WORDSEL: {
 638                 LyXCursor cur1 = cursor;
 639                 LyXCursor cur2;
 640                 getWord(cur1, cur2, lyx::WHOLE_WORD);
 641                 setCursor(cur1.par(), cur1.pos());
 642                 clearSelection();
 643                 setCursor(cur2.par(), cur2.pos());
 644                 finishChange(bv, true);
 645                 break;
 646         }
 647
 648         case LFUN_RIGHT:
 649                 finishChange(bv);
 650                 return moveRight();
 651
 652         case LFUN_LEFT:
 653                 finishChange(bv);
 654                 return moveLeft();
 655
 656         case LFUN_UP:
 657                 finishChange(bv);
 658                 return moveUp();
 659
 660         case LFUN_DOWN:
 661                 finishChange(bv);
 662                 return moveDown();
 663
 664         case LFUN_UP_PARAGRAPH:
 665                 if (!selection.mark())
 666                         clearSelection();
 667                 cursorUpParagraph();
 668                 finishChange(bv);
 669                 break;
 670
 671         case LFUN_DOWN_PARAGRAPH:
 672                 if (!selection.mark())
 673                         clearSelection();
 674                 cursorDownParagraph();
 675                 finishChange(bv, false);
 676                 break;
 677
 678         case LFUN_PRIOR:
 679                 if (!selection.mark())
 680                         clearSelection();
 681                 finishChange(bv, false);
 682                 if (cursorPar() == firstPar() && cursorRow() == firstRow())
 683                         return DispatchResult(false, FINISHED_UP);
 684                 cursorPrevious();
 685                 break;
 686
 687         case LFUN_NEXT:
 688                 if (!selection.mark())
 689                         clearSelection();
 690                 finishChange(bv, false);
 691                 if (cursorPar() == lastPar() && cursorRow() == lastRow())
 692                         return DispatchResult(false, FINISHED_DOWN);
 693                 cursorNext();
 694                 break;
 695
 696         case LFUN_HOME:
 697                 if (!selection.mark())
 698                         clearSelection();
 699                 cursorHome();
 700                 finishChange(bv, false);
 701                 break;
 702
 703         case LFUN_END:
 704                 if (!selection.mark())
 705                         clearSelection();
 706                 cursorEnd();
 707                 finishChange(bv, false);
 708                 break;
 709
 710         case LFUN_BREAKLINE: {
 711                 lyx::pos_type body = cursorPar()->beginOfBody();
 712
 713                 // Not allowed by LaTeX (labels or empty par)
 714                 if (cursor.pos() <= body)
 715                         break;
 716
 717                 replaceSelection(bv->getLyXText());
 718                 insertInset(new InsetNewline);
 719                 setCursor(cursorPar(), cursor.pos());
 720                 moveCursor(bv, false);
 721                 break;
 722         }
 723
 724         case LFUN_DELETE:
 725                 if (!selection.set()) {
 726                         Delete();
 727                         selection.cursor = cursor;
 728                         // It is possible to make it a lot faster still
 729                         // just comment out the line below...
 730                 } else {
 731                         cutSelection(true, false);
 732                 }
 733                 moveCursor(bv, false);
 734                 bv->owner()->view_state_changed();
 735                 break;
 736
 737         case LFUN_DELETE_SKIP:
 738                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 739                 if (!selection.set()) {
 740                         if (cursor.pos() == cursorPar()->size()) {
 741                                 cursorRight(bv);
 742                                 ParagraphParameters & params = cursorPar()->params();
 743                                 if (cursor.pos() == 0
 744                                     && !(params.spaceTop() == VSpace (VSpace::NONE))) {
 745                                         setParagraph(
 746                                                  VSpace(VSpace::NONE),
 747                                                  params.spaceBottom(),
 748                                                  params.spacing(),
 749                                                  params.align(),
 750                                                  params.labelWidthString(), 0);
 751                                         cursorLeft(bv);
 752                                 } else {
 753                                         cursorLeft(bv);
 754                                         Delete();
 755                                         selection.cursor = cursor;
 756                                 }
 757                         } else {
 758                                 Delete();
 759                                 selection.cursor = cursor;
 760                         }
 761                 } else {
 762                         cutSelection(true, false);
 763                 }
 764                 bv->update();
 765                 break;
 766
 767
 768         case LFUN_BACKSPACE:
 769                 if (!selection.set()) {
 770                         if (bv->owner()->getIntl().getTransManager().backspace()) {
 771                                 backspace();
 772                                 selection.cursor = cursor;
 773                                 // It is possible to make it a lot faster still
 774                                 // just comment out the line below...
 775                         }
 776                 } else {
 777                         cutSelection(true, false);
 778                 }
 779                 bv->owner()->view_state_changed();
 780                 bv->switchKeyMap();
 781                 bv->update();
 782                 break;
 783
 784         case LFUN_BACKSPACE_SKIP:
 785                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 786                 if (!selection.set()) {
 787                         ParagraphParameters & params = cursorPar()->params();
 788                         if (cursor.pos() == 0 && !(params.spaceTop() == VSpace(VSpace::NONE))) {
 789                                 setParagraph(
 790                                          VSpace(VSpace::NONE),
 791                                    params.spaceBottom(),
 792                                          params.spacing(),
 793                                          params.align(),
 794                                          params.labelWidthString(), 0);
 795                         } else {
 796                                 LyXCursor cur = cursor;
 797                                 backspace();
 798                                 selection.cursor = cur;
 799                         }
 800                 } else {
 801                         cutSelection(true, false);
 802                 }
 803                 bv->update();
 804                 break;
 805
 806         case LFUN_BREAKPARAGRAPH:
 807                 replaceSelection(bv->getLyXText());
 808                 breakParagraph(bv->buffer()->paragraphs(), 0);
 809                 bv->update();
 810                 selection.cursor = cursor;
 811                 bv->switchKeyMap();
 812                 bv->owner()->view_state_changed();
 813                 break;
 814
 815         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 816                 replaceSelection(bv->getLyXText());
 817                 breakParagraph(bv->buffer()->paragraphs(), 1);
 818                 bv->update();
 819                 selection.cursor = cursor;
 820                 bv->switchKeyMap();
 821                 bv->owner()->view_state_changed();
 822                 break;
 823
 824         case LFUN_BREAKPARAGRAPH_SKIP: {
 825                 // When at the beginning of a paragraph, remove
 826                 // indentation and add a "defskip" at the top.
 827                 // Otherwise, do the same as LFUN_BREAKPARAGRAPH.
 828                 LyXCursor cur = cursor;
 829                 replaceSelection(bv->getLyXText());
 830                 if (cur.pos() == 0) {
 831                         ParagraphParameters & params = getPar(cur)->params();
 832                         if (params.spaceTop() == VSpace(VSpace::NONE)) {
 833                                 setParagraph(
 834                                          VSpace(VSpace::DEFSKIP), params.spaceBottom(),
 835                                          params.spacing(),
 836                                          params.align(),
 837                                          params.labelWidthString(), 1);
 838                         }
 839                 }
 840                 else {
 841                         breakParagraph(bv->buffer()->paragraphs(), 0);
 842                 }
 843                 bv->update();
 844                 selection.cursor = cur;
 845                 bv->switchKeyMap();
 846                 bv->owner()->view_state_changed();
 847                 break;
 848         }
 849
 850         case LFUN_PARAGRAPH_SPACING: {
 851                 ParagraphList::iterator pit = cursorPar();
 852                 Spacing::Space cur_spacing = pit->params().spacing().getSpace();
 853                 float cur_value = 1.0;
 854                 if (cur_spacing == Spacing::Other)
 855                         cur_value = pit->params().spacing().getValue();
 856
 857                 istringstream is(cmd.argument);
 858                 string tmp;
 859                 is >> tmp;
 860                 Spacing::Space new_spacing = cur_spacing;
 861                 float new_value = cur_value;
 862                 if (tmp.empty()) {
 863                         lyxerr << "Missing argument to `paragraph-spacing'"
 864                                << endl;
 865                 } else if (tmp == "single") {
 866                         new_spacing = Spacing::Single;
 867                 } else if (tmp == "onehalf") {
 868                         new_spacing = Spacing::Onehalf;
 869                 } else if (tmp == "double") {
 870                         new_spacing = Spacing::Double;
 871                 } else if (tmp == "other") {
 872                         new_spacing = Spacing::Other;
 873                         float tmpval = 0.0;
 874                         is >> tmpval;
 875                         lyxerr << "new_value = " << tmpval << endl;
 876                         if (tmpval != 0.0)
 877                                 new_value = tmpval;
 878                 } else if (tmp == "default") {
 879                         new_spacing = Spacing::Default;
 880                 } else {
 881                         lyxerr << _("Unknown spacing argument: ")
 882                                << cmd.argument << endl;
 883                 }
 884                 if (cur_spacing != new_spacing || cur_value != new_value) {
 885                         pit->params().spacing(Spacing(new_spacing, new_value));
 886                         redoParagraph();
 887                         bv->update();
 888                 }
 889                 break;
 890         }
 891
 892         case LFUN_INSET_APPLY: {
 893                 string const name = cmd.getArg(0);
 894                 InsetBase * inset = bv->owner()->getDialogs().getOpenInset(name);
 895                 if (inset) {
 896                         FuncRequest fr(bv, LFUN_INSET_MODIFY, cmd.argument);
 897                         inset->dispatch(fr);
 898                 } else {
 899                         FuncRequest fr(bv, LFUN_INSET_INSERT, cmd.argument);
 900                         dispatch(fr);
 901                 }
 902                 break;
 903         }
 904
 905         case LFUN_INSET_INSERT: {
 906                 InsetOld * inset = createInset(cmd);
 907                 if (!inset || !bv->insertInset(inset))
 908                         delete inset;
 909                 break;
 910                 }
 911
 912         case LFUN_INSET_SETTINGS:
 913                 bv->cursor().innerInset()->showInsetDialog(bv);
 914                 break;
 915
 916         case LFUN_INSET_TOGGLE:
 917                 clearSelection();
 918                 toggleInset();
 919                 bv->update();
 920                 bv->switchKeyMap();
 921                 break;
 922
 923         case LFUN_SPACE_INSERT:
 924                 if (cursorPar()->layout()->free_spacing)
 925                         insertChar(' ');
 926                 else
 927                         doInsertInset(this, cmd, false, false);
 928                 moveCursor(bv, false);
 929                 break;
 930
 931         case LFUN_HYPHENATION:
 932                 specialChar(this, bv, InsetSpecialChar::HYPHENATION);
 933                 break;
 934
 935         case LFUN_LIGATURE_BREAK:
 936                 specialChar(this, bv, InsetSpecialChar::LIGATURE_BREAK);
 937                 break;
 938
 939         case LFUN_LDOTS:
 940                 specialChar(this, bv, InsetSpecialChar::LDOTS);
 941                 break;
 942
 943         case LFUN_END_OF_SENTENCE:
 944                 specialChar(this, bv, InsetSpecialChar::END_OF_SENTENCE);
 945                 break;
 946
 947         case LFUN_MENU_SEPARATOR:
 948                 specialChar(this, bv, InsetSpecialChar::MENU_SEPARATOR);
 949                 break;
 950
 951         case LFUN_MARK_OFF:
 952                 clearSelection();
 953                 bv->update();
 954                 selection.cursor = cursor;
 955                 cmd.message(N_("Mark off"));
 956                 break;
 957
 958         case LFUN_MARK_ON:
 959                 clearSelection();
 960                 selection.mark(true);
 961                 bv->update();
 962                 selection.cursor = cursor;
 963                 cmd.message(N_("Mark on"));
 964                 break;
 965
 966         case LFUN_SETMARK:
 967                 clearSelection();
 968                 if (selection.mark()) {
 969                         cmd.message(N_("Mark removed"));
 970                 } else {
 971                         selection.mark(true);
 972                         cmd.message(N_("Mark set"));
 973                 }
 974                 selection.cursor = cursor;
 975                 bv->update();
 976                 break;
 977
 978         case LFUN_UPCASE_WORD:
 979                 changeCase(LyXText::text_uppercase);
 980                 bv->update();
 981                 break;
 982
 983         case LFUN_LOWCASE_WORD:
 984                 changeCase(LyXText::text_lowercase);
 985                 bv->update();
 986                 break;
 987
 988         case LFUN_CAPITALIZE_WORD:
 989                 changeCase(LyXText::text_capitalization);
 990                 bv->update();
 991                 break;
 992
 993         case LFUN_TRANSPOSE_CHARS:
 994                 recUndo(cursor.par());
 995                 redoParagraph();
 996                 bv->update();
 997                 break;
 998
 999         case LFUN_PASTE:
1000                 cmd.message(_("Paste"));
1001                 replaceSelection(bv->getLyXText());
1002 #warning FIXME Check if the arg is in the domain of available selections.
1003                 if (isStrUnsignedInt(cmd.argument))
1004                         pasteSelection(strToUnsignedInt(cmd.argument));
1005                 else
1006                         pasteSelection(0);
1007                 clearSelection(); // bug 393
1008                 bv->update();
1009                 bv->switchKeyMap();
1010                 finishUndo();
1011                 break;
1012
1013         case LFUN_CUT:
1014                 cutSelection(true, true);
1015                 cmd.message(_("Cut"));
1016                 bv->update();
1017                 break;
1018
1019         case LFUN_COPY:
1020                 copySelection();
1021                 cmd.message(_("Copy"));
1022                 break;
1023
1024         case LFUN_BEGINNINGBUFSEL:
1025                 if (inset_owner)
1026                         return DispatchResult(false);
1027                 cursorTop();
1028                 finishChange(bv, true);
1029                 break;
1030
1031         case LFUN_ENDBUFSEL:
1032                 if (inset_owner)
1033                         return DispatchResult(false);
1034                 cursorBottom();
1035                 finishChange(bv, true);
1036                 break;
1037
1038         case LFUN_GETXY:
1039                 cmd.message(tostr(cursor.x()) + ' ' + tostr(cursor.y()));
1040                 break;
1041
1042         case LFUN_SETXY: {
1043                 int x = 0;
1044                 int y = 0;
1045                 istringstream is(cmd.argument);
1046                 is >> x >> y;
1047                 if (!is)
1048                         lyxerr << "SETXY: Could not parse coordinates in '"
1049                                << cmd.argument << std::endl;
1050                 else
1051                         setCursorFromCoordinates(x, y);
1052                 break;
1053         }
1054
1055         case LFUN_GETFONT:
1056                 if (current_font.shape() == LyXFont::ITALIC_SHAPE)
1057                         cmd.message("E");
1058                 else if (current_font.shape() == LyXFont::SMALLCAPS_SHAPE)
1059                         cmd.message("N");
1060                 else
1061                         cmd.message("0");
1062                 break;
1063
1064         case LFUN_GETLAYOUT:
1065                 cmd.message(tostr(cursorPar()->layout()));
1066                 break;
1067
1068         case LFUN_LAYOUT: {
1069                 lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) "
1070                   << cmd.argument << endl;
1071
1072                 // This is not the good solution to the empty argument
1073                 // problem, but it will hopefully suffice for 1.2.0.
1074                 // The correct solution would be to augument the
1075                 // function list/array with information about what
1076                 // functions needs arguments and their type.
1077                 if (cmd.argument.empty()) {
1078                         cmd.errorMessage(_("LyX function 'layout' needs an argument."));
1079                         break;
1080                 }
1081
1082                 // Derive layout number from given argument (string)
1083                 // and current buffer's textclass (number)
1084                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
1085                 bool hasLayout = tclass.hasLayout(cmd.argument);
1086                 string layout = cmd.argument;
1087
1088                 // If the entry is obsolete, use the new one instead.
1089                 if (hasLayout) {
1090                         string const & obs = tclass[layout]->obsoleted_by();
1091                         if (!obs.empty())
1092                                 layout = obs;
1093                 }
1094
1095                 if (!hasLayout) {
1096                         cmd.errorMessage(string(N_("Layout ")) + cmd.argument +
1097                                 N_(" not known"));
1098                         break;
1099                 }
1100
1101                 bool change_layout = (current_layout != layout);
1102
1103                 if (!change_layout && selection.set() &&
1104                         selection.start.par() != selection.end.par())
1105                 {
1106                         ParagraphList::iterator spit = getPar(selection.start);
1107                         ParagraphList::iterator epit = boost::next(getPar(selection.end));
1108                         while (spit != epit) {
1109                                 if (spit->layout()->name() != current_layout) {
1110                                         change_layout = true;
1111                                         break;
1112                                 }
1113                                 ++spit;
1114                         }
1115                 }
1116
1117                 if (change_layout) {
1118                         current_layout = layout;
1119                         setLayout(layout);
1120                         bv->owner()->setLayout(layout);
1121                         bv->update();
1122                         bv->switchKeyMap();
1123                 }
1124                 break;
1125         }
1126
1127         case LFUN_PASTESELECTION: {
1128                 // this was originally a bv->text->clearSelection(), i.e
1129                 // the outermost LyXText!
1130                 clearSelection();
1131                 string const clip = bv->getClipboard();
1132                 if (!clip.empty()) {
1133                         if (cmd.argument == "paragraph")
1134                                 insertStringAsParagraphs(clip);
1135                         else
1136                                 insertStringAsLines(clip);
1137                         bv->update();
1138                 }
1139                 break;
1140         }
1141
1142         case LFUN_GOTOERROR:
1143                 gotoInset(InsetOld::ERROR_CODE, false);
1144                 break;
1145
1146         case LFUN_GOTONOTE:
1147                 gotoInset(InsetOld::NOTE_CODE, false);
1148                 break;
1149
1150         case LFUN_REFERENCE_GOTO: {
1151                 vector<InsetOld::Code> tmp;
1152                 tmp.push_back(InsetOld::LABEL_CODE);
1153                 tmp.push_back(InsetOld::REF_CODE);
1154                 gotoInset(tmp, true);
1155                 break;
1156         }
1157
1158         case LFUN_QUOTE: {
1159                 replaceSelection(bv->getLyXText());
1160                 ParagraphList::iterator pit = cursorPar();
1161                 lyx::pos_type pos = cursor.pos();
1162                 char c;
1163                 if (!pos)
1164                         c = ' ';
1165                 else if (pit->isInset(pos - 1) && pit->getInset(pos - 1)->isSpace())
1166                         c = ' ';
1167                 else
1168                         c = pit->getChar(pos - 1);
1169
1170                 LyXLayout_ptr const & style = pit->layout();
1171
1172                 BufferParams const & bufparams = bv->buffer()->params();
1173                 if (style->pass_thru ||
1174                     pit->getFontSettings(bufparams,pos).language()->lang() == "hebrew" ||
1175                     !bv->insertInset(new InsetQuotes(c, bufparams)))
1176                         bv->owner()->dispatch(FuncRequest(LFUN_SELFINSERT, "\""));
1177                 break;
1178         }
1179
1180         case LFUN_DATE_INSERT: {
1181                 replaceSelection(bv->getLyXText());
1182                 time_t now_time_t = time(NULL);
1183                 struct tm * now_tm = localtime(&now_time_t);
1184                 setlocale(LC_TIME, "");
1185                 string arg;
1186                 if (!cmd.argument.empty())
1187                         arg = cmd.argument;
1188                 else
1189                         arg = lyxrc.date_insert_format;
1190                 char datetmp[32];
1191                 int const datetmp_len =
1192                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
1193
1194                 for (int i = 0; i < datetmp_len; i++)
1195                         insertChar(datetmp[i]);
1196
1197                 selection.cursor = cursor;
1198                 moveCursor(bv, false);
1199                 break;
1200         }
1201
1202         case LFUN_MOUSE_TRIPLE:
1203                 if (!bv->buffer())
1204                         break;
1205                 if (cmd.button() == mouse_button::button1) {
1206                         selection_possible = true;
1207                         cursorHome();
1208                         selection.cursor = cursor;
1209                         cursorEnd();
1210                         setSelection();
1211                         bv->haveSelection(selection.set());
1212                 }
1213                 break;
1214
1215         case LFUN_MOUSE_DOUBLE:
1216                 if (!bv->buffer())
1217                         break;
1218                 if (cmd.button() == mouse_button::button1) {
1219                         selection_possible = true;
1220                         selectWord(lyx::WHOLE_WORD_STRICT);
1221                         bv->haveSelection(selection.set());
1222                 }
1223                 break;
1224
1225         case LFUN_MOUSE_MOTION: {
1226                 // Only use motion with button 1
1227                 //if (ev.button() != mouse_button::button1)
1228                 //      return false;
1229
1230                 if (!bv->buffer())
1231                         break;
1232                 // The test for not selection possible is needed, that
1233                 // only motion events are used, where the bottom press
1234                 // event was on the drawing area too
1235                 if (!selection_possible) {
1236                         lyxerr[Debug::ACTION] << "BufferView::Pimpl::"
1237                                 "Dispatch: no selection possible\n";
1238                         break;
1239                 }
1240                 RowList::iterator cursorrow = cursorRow();
1241
1242                 setCursorFromCoordinates(cmd.x, cmd.y);
1243
1244                 // This is to allow jumping over large insets
1245                 // FIXME: shouldn't be top-text-specific
1246                 if (cursorrow == cursorRow() && !in_inset_) {
1247                         if (cmd.y - bv->top_y() >= bv->workHeight())
1248                                 cursorDown(true);
1249                         else if (cmd.y - bv->top_y() < 0)
1250                                 cursorUp(true);
1251                 }
1252                 setSelection();
1253                 break;
1254         }
1255
1256         // Single-click on work area
1257         case LFUN_MOUSE_PRESS: {
1258                 if (!bv->buffer())
1259                         break;
1260
1261                 // ok ok, this is a hack (for xforms)
1262                 // We shouldn't go further down as we really should only do the
1263                 // scrolling and be done with this. Otherwise we may open some
1264                 // dialogs (Jug 20020424).
1265                 if (cmd.button() == mouse_button::button4) {
1266                         bv->scroll(-lyxrc.wheel_jump);
1267                         break;
1268                 }
1269                 if (cmd.button() == mouse_button::button5) {
1270                         bv->scroll(lyxrc.wheel_jump);
1271                         break;
1272                 }
1273
1274                 // Middle button press pastes if we have a selection
1275                 // We do this here as if the selection was inside an inset
1276                 // it could get cleared on the unlocking of the inset so
1277                 // we have to check this first
1278                 bool paste_internally = false;
1279                 if (cmd.button() == mouse_button::button2 && selection.set()) {
1280                         bv->owner()->dispatch(FuncRequest(LFUN_COPY));
1281                         paste_internally = true;
1282                 }
1283
1284                 selection_possible = true;
1285
1286                 // Clear the selection
1287                 clearSelection();
1288
1289                 // Right click on a footnote flag opens float menu
1290                 if (cmd.button() == mouse_button::button3) {
1291                         selection_possible = false;
1292                         break;
1293                 }
1294
1295                 setCursorFromCoordinates(cmd.x, cmd.y);
1296                 selection.cursor = cursor;
1297                 finishUndo();
1298                 bv->x_target(cursor.x() + xo_);
1299
1300                 if (bv->fitCursor())
1301                         selection_possible = false;
1302
1303                 // Insert primary selection with middle mouse
1304                 // if there is a local selection in the current buffer,
1305                 // insert this
1306                 if (cmd.button() == mouse_button::button2) {
1307                         if (paste_internally)
1308                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
1309                         else
1310                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION, "paragraph"));
1311                         selection_possible = false;
1312                 }
1313                 break;
1314         }
1315
1316         case LFUN_MOUSE_RELEASE: {
1317                 if (!bv->buffer())
1318                         break;
1319
1320                 // do nothing if we used the mouse wheel
1321                 if (cmd.button() == mouse_button::button4
1322                  || cmd.button() == mouse_button::button5)
1323                         return DispatchResult(true, false);
1324
1325                 selection_possible = false;
1326
1327                 if (cmd.button() == mouse_button::button2)
1328                         break;
1329
1330                 // finish selection
1331                 if (cmd.button() == mouse_button::button1)
1332                         bv->haveSelection(selection.set());
1333
1334                 bv->switchKeyMap();
1335                 bv->owner()->view_state_changed();
1336                 bv->owner()->updateMenubar();
1337                 bv->owner()->updateToolbar();
1338                 break;
1339         }
1340
1341         case LFUN_SELFINSERT: {
1342                 if (cmd.argument.empty())
1343                         break;
1344
1345                 // Automatically delete the currently selected
1346                 // text and replace it with what is being
1347                 // typed in now. Depends on lyxrc settings
1348                 // "auto_region_delete", which defaults to
1349                 // true (on).
1350
1351                 if (lyxrc.auto_region_delete) {
1352                         if (selection.set())
1353                                 cutSelection(false, false);
1354                         bv->haveSelection(false);
1355                 }
1356
1357                 clearSelection();
1358                 LyXFont const old_font = real_current_font;
1359
1360                 string::const_iterator cit = cmd.argument.begin();
1361                 string::const_iterator end = cmd.argument.end();
1362                 for (; cit != end; ++cit)
1363                         bv->owner()->getIntl().getTransManager().
1364                                 TranslateAndInsert(*cit, this);
1365
1366                 selection.cursor = cursor;
1367                 moveCursor(bv, false);
1368
1369                 // real_current_font.number can change so we need to
1370                 // update the minibuffer
1371                 if (old_font != real_current_font)
1372                         bv->owner()->view_state_changed();
1373                 bv->updateScrollbar();
1374                 break;
1375         }
1376
1377         case LFUN_URL: {
1378                 InsetCommandParams p("url");
1379                 string const data = InsetCommandMailer::params2string("url", p);
1380                 bv->owner()->getDialogs().show("url", data, 0);
1381                 break;
1382         }
1383
1384         case LFUN_HTMLURL: {
1385                 InsetCommandParams p("htmlurl");
1386                 string const data = InsetCommandMailer::params2string("url", p);
1387                 bv->owner()->getDialogs().show("url", data, 0);
1388                 break;
1389         }
1390
1391         case LFUN_INSERT_LABEL: {
1392                 InsetCommandParams p("label");
1393                 string const data = InsetCommandMailer::params2string("label", p);
1394                 bv->owner()->getDialogs().show("label", data, 0);
1395                 break;
1396         }
1397
1398
1399 #if 0
1400         case LFUN_INSET_LIST:
1401         case LFUN_INSET_THEOREM:
1402         case LFUN_INSET_CAPTION:
1403 #endif
1404         case LFUN_INSERT_NOTE:
1405         case LFUN_INSERT_CHARSTYLE:
1406         case LFUN_INSERT_BOX:
1407         case LFUN_INSERT_BRANCH:
1408         case LFUN_INSERT_BIBITEM:
1409         case LFUN_INSET_ERT:
1410         case LFUN_INSET_FLOAT:
1411         case LFUN_INSET_FOOTNOTE:
1412         case LFUN_INSET_MARGINAL:
1413         case LFUN_INSET_MINIPAGE:
1414         case LFUN_INSET_OPTARG:
1415         case LFUN_INSET_WIDE_FLOAT:
1416         case LFUN_INSET_WRAP:
1417         case LFUN_TABULAR_INSERT:
1418         case LFUN_ENVIRONMENT_INSERT:
1419                 // Open the inset, and move the current selection
1420                 // inside it.
1421                 doInsertInset(this, cmd, true, true);
1422                 break;
1423
1424         case LFUN_INDEX_INSERT:
1425                 // Just open the inset
1426                 doInsertInset(this, cmd, true, false);
1427                 break;
1428
1429         case LFUN_INDEX_PRINT:
1430         case LFUN_TOC_INSERT:
1431         case LFUN_HFILL:
1432         case LFUN_INSERT_LINE:
1433         case LFUN_INSERT_PAGEBREAK:
1434                 // do nothing fancy
1435                 doInsertInset(this, cmd, false, false);
1436                 break;
1437
1438         case LFUN_DEPTH_MIN:
1439                 clearSelection();
1440                 bv_funcs::changeDepth(bv, this, bv_funcs::DEC_DEPTH, false);
1441                 bv->update();
1442                 break;
1443
1444         case LFUN_DEPTH_PLUS:
1445                 clearSelection();
1446                 bv_funcs::changeDepth(bv, this, bv_funcs::INC_DEPTH, false);
1447                 bv->update();
1448                 break;
1449
1450         case LFUN_MATH_DELIM:
1451         case LFUN_MATH_DISPLAY:
1452         case LFUN_INSERT_MATH:
1453         case LFUN_MATH_LIMITS:
1454         case LFUN_MATH_MACRO:
1455         case LFUN_MATH_MUTATE:
1456         case LFUN_MATH_SPACE:
1457         case LFUN_MATH_IMPORT_SELECTION:
1458         case LFUN_MATH_MODE:
1459         case LFUN_MATH_NONUMBER:
1460         case LFUN_MATH_NUMBER:
1461         case LFUN_MATH_EXTERN:
1462         case LFUN_MATH_SIZE:
1463                 mathDispatch(cmd);
1464                 break;
1465
1466         case LFUN_EMPH:
1467                 emph(bv, this);
1468                 bv->owner()->view_state_changed();
1469                 break;
1470
1471         case LFUN_BOLD:
1472                 bold(bv, this);
1473                 bv->owner()->view_state_changed();
1474                 break;
1475
1476         case LFUN_NOUN:
1477                 noun(bv, this);
1478                 bv->owner()->view_state_changed();
1479                 break;
1480
1481         case LFUN_CODE:
1482                 code(bv, this);
1483                 bv->owner()->view_state_changed();
1484                 break;
1485
1486         case LFUN_SANS:
1487                 sans(bv, this);
1488                 bv->owner()->view_state_changed();
1489                 break;
1490
1491         case LFUN_ROMAN:
1492                 roman(bv, this);
1493                 bv->owner()->view_state_changed();
1494                 break;
1495
1496         case LFUN_DEFAULT:
1497                 styleReset(bv, this);
1498                 bv->owner()->view_state_changed();
1499                 break;
1500
1501         case LFUN_UNDERLINE:
1502                 underline(bv, this);
1503                 bv->owner()->view_state_changed();
1504                 break;
1505
1506         case LFUN_FONT_SIZE:
1507                 fontSize(bv, cmd.argument, this);
1508                 bv->owner()->view_state_changed();
1509                 break;
1510
1511         case LFUN_LANGUAGE:
1512                 lang(bv, cmd.argument, this);
1513                 bv->switchKeyMap();
1514                 bv->owner()->view_state_changed();
1515                 break;
1516
1517         case LFUN_FREEFONT_APPLY:
1518                 apply_freefont(bv, this);
1519                 break;
1520
1521         case LFUN_FREEFONT_UPDATE:
1522                 update_and_apply_freefont(bv, this, cmd.argument);
1523                 break;
1524
1525         case LFUN_FINISHED_LEFT:
1526                 lyxerr << "swallow LFUN_FINISHED_LEFT" << endl;
1527                 if (rtl())
1528                         cursorRight(true);
1529                 break;
1530
1531         case LFUN_FINISHED_RIGHT:
1532                 lyxerr << "swallow LFUN_FINISHED_RIGHT" << endl;
1533                 if (!rtl())
1534                         cursorRight(true);
1535                 break;
1536
1537         case LFUN_FINISHED_UP:
1538                 lyxerr << "swallow LFUN_FINISHED_UP" << endl;
1539                 cursorUp(true);
1540                 break;
1541
1542         case LFUN_FINISHED_DOWN:
1543                 lyxerr << "swallow LFUN_FINISHED_DOWN" << endl;
1544                 cursorDown(true);
1545                 break;
1546
1547         default:
1548                 return DispatchResult(false);
1549         }
1550
1551         return DispatchResult(true, true);
1552 }