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 "FloatList.h"
  21 #include "FuncStatus.h"
  22 #include "buffer.h"
  23 #include "bufferparams.h"
  24 #include "BufferView.h"
  25 #include "cursor.h"
  26 #include "CutAndPaste.h"
  27 #include "debug.h"
  28 #include "dispatchresult.h"
  29 #include "factory.h"
  30 #include "funcrequest.h"
  31 #include "gettext.h"
  32 #include "intl.h"
  33 #include "language.h"
  34 #include "lyxfunc.h"
  35 #include "lyxlex.h"
  36 #include "lyxrc.h"
  37 #include "lyxrow.h"
  38 #include "paragraph.h"
  39 #include "paragraph_funcs.h"
  40 #include "ParagraphParameters.h"
  41 #include "undo.h"
  42 #include "vspace.h"
  43
  44 #include "frontends/Dialogs.h"
  45 #include "frontends/LyXView.h"
  46
  47 #include "insets/insetcommand.h"
  48 #include "insets/insetfloatlist.h"
  49 #include "insets/insetnewline.h"
  50 #include "insets/insetquotes.h"
  51 #include "insets/insetspecialchar.h"
  52 #include "insets/insettext.h"
  53
  54 #include "support/lstrings.h"
  55 #include "support/lyxlib.h"
  56 #include "support/tostr.h"
  57 #include "support/std_sstream.h"
  58
  59 #include "mathed/math_hullinset.h"
  60 #include "mathed/formulamacro.h"
  61
  62 #include <clocale>
  63
  64 using lyx::pos_type;
  65
  66 using lyx::cap::copySelection;
  67 using lyx::cap::cutSelection;
  68 using lyx::cap::pasteSelection;
  69 using lyx::cap::replaceSelection;
  70
  71 using lyx::support::isStrUnsignedInt;
  72 using lyx::support::strToUnsignedInt;
  73 using lyx::support::atoi;
  74 using lyx::support::token;
  75
  76 using std::endl;
  77 using std::find;
  78 using std::string;
  79 using std::istringstream;
  80 using std::vector;
  81
  82
  83 extern string current_layout;
  84
  85 // the selection possible is needed, that only motion events are
  86 // used, where the button press event was on the drawing area too
  87 bool selection_possible = false;
  88
  89
  90 namespace {
  91
  92         // globals...
  93         LyXFont freefont(LyXFont::ALL_IGNORE);
  94         bool toggleall = false;
  95
  96
  97         void toggleAndShow(LCursor & cur, LyXText * text,
  98                 LyXFont const & font, bool toggleall = true)
  99         {
 100                 text->toggleFree(cur, font, toggleall);
 101
 102                 if (font.language() != ignore_language ||
 103                                 font.number() != LyXFont::IGNORE) {
 104                         Paragraph & par = cur.paragraph();
 105                         text->bidi.computeTables(par, *cur.bv().buffer(), cur.textRow());
 106                         if (cur.boundary() !=
 107                                         text->bidi.isBoundary(*cur.bv().buffer(), par,
 108                                                         cur.pos(),
 109                                                         text->real_current_font))
 110                                 text->setCursor(cur, cur.par(), cur.pos(),
 111                                                 false, !cur.boundary());
 112                 }
 113         }
 114
 115
 116         void moveCursor(LCursor & cur, bool selecting)
 117         {
 118                 if (selecting || cur.mark())
 119                         cur.setSelection();
 120                 if (!cur.selection())
 121                         cur.bv().haveSelection(false);
 122                 cur.bv().switchKeyMap();
 123         }
 124
 125
 126         void finishChange(LCursor & cur, bool selecting)
 127         {
 128                 finishUndo();
 129                 moveCursor(cur, selecting);
 130         }
 131
 132
 133         void mathDispatch(LCursor & cur, FuncRequest const & cmd, bool display)
 134         {
 135                 recordUndo(cur);
 136                 string sel = cur.selectionAsString(false);
 137                 lyxerr << "selection is: '" << sel << "'" << endl;
 138
 139                 if (sel.empty()) {
 140                         cur.insert(new MathHullInset);
 141                         cur.dispatch(FuncRequest(LFUN_RIGHT));
 142                         cur.dispatch(FuncRequest(LFUN_MATH_MUTATE, "simple"));
 143                         // don't do that also for LFUN_MATH_MODE unless you want end up with
 144                         // always changing to mathrm when opening an inlined inset
 145                         // -- I really hate "LyXfunc overloading"...
 146                         if (display)
 147                                 cur.dispatch(FuncRequest(LFUN_MATH_DISPLAY));
 148                         cur.dispatch(FuncRequest(LFUN_INSERT_MATH, cmd.argument));
 149                 } else {
 150                         // create a macro if we see "\\newcommand" somewhere, and an ordinary
 151                         // formula otherwise
 152                         cutSelection(cur, true, true);
 153                         if (sel.find("\\newcommand") == string::npos
 154                             && sel.find("\\def") == string::npos)
 155                         {
 156                                 cur.insert(new MathHullInset);
 157                                 cur.dispatch(FuncRequest(LFUN_RIGHT));
 158                                 cur.dispatch(FuncRequest(LFUN_MATH_MUTATE, "simple"));
 159                                 cur.dispatch(FuncRequest(LFUN_INSERT_MATH, sel));
 160                         } else {
 161                                 cur.insert(new InsetFormulaMacro(sel));
 162                                 cur.dispatch(FuncRequest(LFUN_RIGHT));
 163                         }
 164                 }
 165                 cur.message(N_("Math editor mode"));
 166         }
 167
 168 } // namespace anon
 169
 170
 171
 172 namespace bv_funcs {
 173
 174 string const freefont2string()
 175 {
 176         string data;
 177         if (font2string(freefont, toggleall, data))
 178                 return data;
 179         return string();
 180 }
 181
 182 }
 183
 184
 185 //takes absolute x,y coordinates
 186 InsetBase * LyXText::checkInsetHit(int x, int y)
 187 {
 188         par_type pit;
 189         par_type end;
 190
 191         getParsInRange(paragraphs(),
 192                        bv()->top_y() - yo_,
 193                        bv()->top_y() - yo_ + bv()->workHeight(),
 194                        pit, end);
 195
 196         //lyxerr << "checkInsetHit: x: " << x << " y: " << y << endl;
 197         for ( ; pit != end; ++pit) {
 198                 InsetList::iterator iit = pars_[pit].insetlist.begin();
 199                 InsetList::iterator iend = pars_[pit].insetlist.end();
 200                 for ( ; iit != iend; ++iit) {
 201                         InsetBase * inset = iit->inset;
 202 #if 0
 203                         lyxerr << "examining inset " << inset
 204                                 << " xo: " << inset->xo() << "..." << inset->xo() + inset->width()
 205                                 << " yo: " << inset->yo() - inset->ascent() << "..."
 206                                 << inset->yo() + inset->descent() << endl;
 207 #endif
 208                         if (inset->covers(x, y)) {
 209                                 lyxerr << "Hit inset: " << inset << endl;
 210                                 return inset;
 211                         }
 212                 }
 213         }
 214         //lyxerr << "No inset hit. " << endl;
 215         return 0;
 216 }
 217
 218
 219 bool LyXText::gotoNextInset(LCursor & cur,
 220         vector<InsetOld_code> const & codes, string const & contents)
 221 {
 222         BOOST_ASSERT(this == cur.text());
 223         par_type end = paragraphs().size();
 224         par_type pit = cur.par();
 225         pos_type pos = cur.pos();
 226
 227         InsetBase * inset;
 228         do {
 229                 if (pos + 1 < pars_[pit].size()) {
 230                         ++pos;
 231                 } else  {
 232                         ++pit;
 233                         pos = 0;
 234                 }
 235
 236         } while (pit != end &&
 237                  !(pars_[pit].isInset(pos) &&
 238                    (inset = pars_[pit].getInset(pos)) != 0 &&
 239                    find(codes.begin(), codes.end(), inset->lyxCode()) != codes.end() &&
 240                    (contents.empty() ||
 241                     static_cast<InsetCommand *>(pars_[pit].getInset(pos))->getContents()
 242                     == contents)));
 243
 244         if (pit == end)
 245                 return false;
 246
 247         setCursor(cur, pit, pos, false);
 248         return true;
 249 }
 250
 251
 252 void LyXText::gotoInset(LCursor & cur,
 253         vector<InsetOld_code> const & codes, bool same_content)
 254 {
 255         cur.clearSelection();
 256
 257         string contents;
 258         if (same_content
 259             && cur.pos() < cur.lastpos()
 260             && cur.paragraph().isInset(cur.pos())) {
 261                 InsetBase const * inset = cur.paragraph().getInset(cur.pos());
 262                 if (find(codes.begin(), codes.end(), inset->lyxCode())
 263                     != codes.end())
 264                         contents = static_cast<InsetCommand const *>(inset)->getContents();
 265         }
 266
 267         if (!gotoNextInset(cur, codes, contents)) {
 268                 if (cur.pos() || cur.par() != 0) {
 269                         CursorSlice tmp = cur.top();
 270                         cur.par() = 0;
 271                         cur.pos() = 0;
 272                         if (!gotoNextInset(cur, codes, contents)) {
 273                                 cur.top() = tmp;
 274                                 cur.message(_("No more insets"));
 275                         }
 276                 } else {
 277                         cur.message(_("No more insets"));
 278                 }
 279         }
 280         cur.resetAnchor();
 281 }
 282
 283
 284 void LyXText::gotoInset(LCursor & cur, InsetOld_code code, bool same_content)
 285 {
 286         gotoInset(cur, vector<InsetOld_code>(1, code), same_content);
 287 }
 288
 289
 290 void LyXText::cursorPrevious(LCursor & cur)
 291 {
 292         pos_type cpos = cur.pos();
 293         lyx::par_type cpar = cur.par();
 294
 295         int x = cur.x_target();
 296         int y = bv()->top_y();
 297         setCursorFromCoordinates(cur, x, y);
 298
 299         if (cpar == cur.par() && cpos == cur.pos()) {
 300                 // we have a row which is taller than the workarea. The
 301                 // simplest solution is to move to the previous row instead.
 302                 cursorUp(cur);
 303         }
 304
 305         bv()->updateScrollbar();
 306         finishUndo();
 307 }
 308
 309
 310 void LyXText::cursorNext(LCursor & cur)
 311 {
 312         pos_type cpos = cur.pos();
 313         lyx::par_type cpar = cur.par();
 314
 315         int x = cur.x_target();
 316         int y = bv()->top_y() + bv()->workHeight();
 317         setCursorFromCoordinates(cur, x, y);
 318
 319         if (cpar == cur.par() && cpos == cur.pos()) {
 320                 // we have a row which is taller than the workarea. The
 321                 // simplest solution is to move to the next row instead.
 322                 cursorDown(cur);
 323         }
 324
 325         bv()->updateScrollbar();
 326         finishUndo();
 327 }
 328
 329
 330 namespace {
 331
 332 void specialChar(LCursor & cur, InsetSpecialChar::Kind kind)
 333 {
 334         lyx::cap::replaceSelection(cur);
 335         cur.insert(new InsetSpecialChar(kind));
 336 }
 337
 338
 339 void doInsertInset(LCursor & cur, LyXText * text,
 340         FuncRequest const & cmd, bool edit, bool pastesel)
 341 {
 342         InsetBase * inset = createInset(&cur.bv(), cmd);
 343         if (!inset)
 344                 return;
 345
 346         recordUndo(cur);
 347         bool gotsel = false;
 348         if (cur.selection()) {
 349                 cur.bv().owner()->dispatch(FuncRequest(LFUN_CUT));
 350                 gotsel = true;
 351         }
 352         text->insertInset(cur, inset);
 353         if (edit)
 354                 inset->edit(cur, true);
 355         if (gotsel && pastesel)
 356                 cur.bv().owner()->dispatch(FuncRequest(LFUN_PASTE));
 357 }
 358
 359 } // anon namespace
 360
 361
 362 void LyXText::number(LCursor & cur)
 363 {
 364         LyXFont font(LyXFont::ALL_IGNORE);
 365         font.setNumber(LyXFont::TOGGLE);
 366         toggleAndShow(cur, this, font);
 367 }
 368
 369
 370 bool LyXText::isRTL(Paragraph const & par) const
 371 {
 372         return par.isRightToLeftPar(bv()->buffer()->params());
 373 }
 374
 375
 376 void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 377 {
 378         lyxerr[Debug::ACTION] << "LyXText::dispatch: cmd: " << cmd << endl;
 379         //lyxerr << "*** LyXText::dispatch: cmd: " << cmd << endl;
 380
 381         BOOST_ASSERT(cur.text() == this);
 382         BufferView * bv = &cur.bv();
 383         CursorSlice sl = cur.top();
 384
 385         switch (cmd.action) {
 386
 387         case LFUN_APPENDIX: {
 388                 Paragraph & par = cur.paragraph();
 389                 bool start = !par.params().startOfAppendix();
 390
 391                 // ensure that we have only one start_of_appendix in this document
 392                 for (par_type tmp = 0, end = pars_.size(); tmp != end; ++tmp) {
 393                         if (pars_[tmp].params().startOfAppendix()) {
 394                                 recUndo(tmp);
 395                                 pars_[tmp].params().startOfAppendix(false);
 396                                 redoParagraph(tmp);
 397                                 break;
 398                         }
 399                 }
 400
 401                 recordUndo(cur);
 402                 par.params().startOfAppendix(start);
 403
 404                 // we can set the refreshing parameters now
 405                 updateCounters();
 406                 redoParagraph(cur);
 407                 break;
 408         }
 409
 410         case LFUN_DELETE_WORD_FORWARD:
 411                 cur.clearSelection();
 412                 deleteWordForward(cur);
 413                 finishChange(cur, false);
 414                 break;
 415
 416         case LFUN_DELETE_WORD_BACKWARD:
 417                 cur.clearSelection();
 418                 deleteWordBackward(cur);
 419                 finishChange(cur, false);
 420                 break;
 421
 422         case LFUN_DELETE_LINE_FORWARD:
 423                 cur.clearSelection();
 424                 deleteLineForward(cur);
 425                 finishChange(cur, false);
 426                 break;
 427
 428         case LFUN_WORDRIGHT:
 429                 if (!cur.mark())
 430                         cur.clearSelection();
 431                 if (isRTL(cur.paragraph()))
 432                         cursorLeftOneWord(cur);
 433                 else
 434                         cursorRightOneWord(cur);
 435                 finishChange(cur, false);
 436                 break;
 437
 438         case LFUN_WORDLEFT:
 439                 if (!cur.mark())
 440                         cur.clearSelection();
 441                 if (isRTL(cur.paragraph()))
 442                         cursorRightOneWord(cur);
 443                 else
 444                         cursorLeftOneWord(cur);
 445                 finishChange(cur, false);
 446                 break;
 447
 448         case LFUN_BEGINNINGBUF:
 449                 if (!cur.mark())
 450                         cur.clearSelection();
 451                 cursorTop(cur);
 452                 finishChange(cur, false);
 453                 break;
 454
 455         case LFUN_ENDBUF:
 456                 if (!cur.mark())
 457                         cur.clearSelection();
 458                 cursorBottom(cur);
 459                 finishChange(cur, false);
 460                 break;
 461
 462         case LFUN_RIGHT:
 463         case LFUN_RIGHTSEL:
 464                 //lyxerr << "handle LFUN_RIGHT[SEL]:\n" << cur << endl;
 465                 cur.selHandle(cmd.action == LFUN_RIGHTSEL);
 466                 if (isRTL(cur.paragraph()))
 467                         cursorLeft(cur);
 468                 else
 469                         cursorRight(cur);
 470                 if (sl == cur.top()) {
 471                         cur.undispatched();
 472                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 473                 }
 474                 break;
 475
 476         case LFUN_LEFT:
 477         case LFUN_LEFTSEL:
 478                 //lyxerr << "handle LFUN_LEFT[SEL]:\n" << cur << endl;
 479                 cur.selHandle(cmd.action == LFUN_LEFTSEL);
 480                 if (isRTL(cur.paragraph()))
 481                         cursorRight(cur);
 482                 else
 483                         cursorLeft(cur);
 484                 if (sl == cur.top()) {
 485                         cur.undispatched();
 486                         cmd = FuncRequest(LFUN_FINISHED_LEFT);
 487                 }
 488                 break;
 489
 490         case LFUN_UP:
 491         case LFUN_UPSEL:
 492                 //lyxerr << "handle LFUN_UP[SEL]:\n" << cur << endl;
 493                 cur.selHandle(cmd.action == LFUN_UPSEL);
 494                 cursorUp(cur);
 495                 if (sl == cur.top()) {
 496                         cur.undispatched();
 497                         cmd = FuncRequest(LFUN_FINISHED_UP);
 498                 }
 499                 break;
 500
 501         case LFUN_DOWN:
 502         case LFUN_DOWNSEL:
 503                 //lyxerr << "handle LFUN_DOWN[SEL]:\n" << cur << endl;
 504                 cur.selHandle(cmd.action == LFUN_DOWNSEL);
 505                 cursorDown(cur);
 506                 if (sl == cur.top()) {
 507                         cur.undispatched();
 508                         cmd = FuncRequest(LFUN_FINISHED_DOWN);
 509                 }
 510                 break;
 511
 512         case LFUN_UP_PARAGRAPHSEL:
 513                 if (!cur.selection())
 514                         cur.resetAnchor();
 515                 cursorUpParagraph(cur);
 516                 finishChange(cur, true);
 517                 break;
 518
 519         case LFUN_DOWN_PARAGRAPHSEL:
 520                 if (!cur.selection())
 521                         cur.resetAnchor();
 522                 cursorDownParagraph(cur);
 523                 finishChange(cur, true);
 524                 break;
 525
 526         case LFUN_PRIORSEL:
 527                 if (!cur.selection())
 528                         cur.resetAnchor();
 529                 cursorPrevious(cur);
 530                 finishChange(cur, true);
 531                 break;
 532
 533         case LFUN_NEXTSEL:
 534                 if (!cur.selection())
 535                         cur.resetAnchor();
 536                 cursorNext(cur);
 537                 finishChange(cur, true);
 538                 break;
 539
 540         case LFUN_HOMESEL:
 541                 if (!cur.selection())
 542                         cur.resetAnchor();
 543                 cursorHome(cur);
 544                 finishChange(cur, true);
 545                 break;
 546
 547         case LFUN_ENDSEL:
 548                 if (!cur.selection())
 549                         cur.resetAnchor();
 550                 cursorEnd(cur);
 551                 finishChange(cur, true);
 552                 break;
 553
 554         case LFUN_WORDRIGHTSEL:
 555                 if (!cur.selection())
 556                         cur.resetAnchor();
 557                 if (isRTL(cur.paragraph()))
 558                         cursorLeftOneWord(cur);
 559                 else
 560                         cursorRightOneWord(cur);
 561                 finishChange(cur, true);
 562                 break;
 563
 564         case LFUN_WORDLEFTSEL:
 565                 if (!cur.selection())
 566                         cur.resetAnchor();
 567                 if (isRTL(cur.paragraph()))
 568                         cursorRightOneWord(cur);
 569                 else
 570                         cursorLeftOneWord(cur);
 571                 finishChange(cur, true);
 572                 break;
 573
 574         case LFUN_WORDSEL: {
 575                 selectWord(cur, lyx::WHOLE_WORD);
 576                 finishChange(cur, true);
 577                 break;
 578         }
 579
 580         case LFUN_UP_PARAGRAPH:
 581                 if (!cur.mark())
 582                         cur.clearSelection();
 583                 cursorUpParagraph(cur);
 584                 finishChange(cur, false);
 585                 break;
 586
 587         case LFUN_DOWN_PARAGRAPH:
 588                 if (!cur.mark())
 589                         cur.clearSelection();
 590                 cursorDownParagraph(cur);
 591                 finishChange(cur, false);
 592                 break;
 593
 594         case LFUN_PRIOR:
 595                 if (!cur.mark())
 596                         cur.clearSelection();
 597                 finishChange(cur, false);
 598                 if (cur.par() == 0 && cur.textRow().pos() == 0) {
 599                         cur.undispatched();
 600                         cmd = FuncRequest(LFUN_FINISHED_UP);
 601                 } else {
 602                         cursorPrevious(cur);
 603                 }
 604                 break;
 605
 606         case LFUN_NEXT:
 607                 if (!cur.mark())
 608                         cur.clearSelection();
 609                 finishChange(cur, false);
 610                 if (cur.par() == cur.lastpar()
 611                           && cur.textRow().endpos() == cur.lastpos()) {
 612                         cur.undispatched();
 613                         cmd = FuncRequest(LFUN_FINISHED_DOWN);
 614                 } else {
 615                         cursorNext(cur);
 616                 }
 617                 break;
 618
 619         case LFUN_HOME:
 620                 if (!cur.mark())
 621                         cur.clearSelection();
 622                 cursorHome(cur);
 623                 finishChange(cur, false);
 624                 break;
 625
 626         case LFUN_END:
 627                 if (!cur.mark())
 628                         cur.clearSelection();
 629                 cursorEnd(cur);
 630                 finishChange(cur, false);
 631                 break;
 632
 633         case LFUN_BREAKLINE: {
 634                 // Not allowed by LaTeX (labels or empty par)
 635                 if (cur.pos() > cur.paragraph().beginOfBody()) {
 636                         lyx::cap::replaceSelection(cur);
 637                         cur.insert(new InsetNewline);
 638                         moveCursor(cur, false);
 639                 }
 640                 break;
 641         }
 642
 643         case LFUN_DELETE:
 644                 if (!cur.selection()) {
 645                         Delete(cur);
 646                         cur.resetAnchor();
 647                         // It is possible to make it a lot faster still
 648                         // just comment out the line below...
 649                 } else {
 650                         cutSelection(cur, true, false);
 651                 }
 652                 moveCursor(cur, false);
 653                 break;
 654
 655         case LFUN_DELETE_SKIP:
 656                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 657                 if (!cur.selection()) {
 658                         if (cur.pos() == cur.lastpos()) {
 659                                 cursorRight(cur);
 660                                 cursorLeft(cur);
 661                         }
 662                         Delete(cur);
 663                         cur.resetAnchor();
 664                 } else {
 665                         cutSelection(cur, true, false);
 666                 }
 667                 break;
 668
 669
 670         case LFUN_BACKSPACE:
 671                 if (!cur.selection()) {
 672                         if (bv->owner()->getIntl().getTransManager().backspace()) {
 673                                 backspace(cur);
 674                                 cur.resetAnchor();
 675                                 // It is possible to make it a lot faster still
 676                                 // just comment out the line below...
 677                         }
 678                 } else {
 679                         cutSelection(cur, true, false);
 680                 }
 681                 bv->switchKeyMap();
 682                 break;
 683
 684         case LFUN_BACKSPACE_SKIP:
 685                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 686                 if (!cur.selection()) {
 687 #warning look here
 688                         //CursorSlice cur = cursor();
 689                         backspace(cur);
 690                         //anchor() = cur;
 691                 } else {
 692                         cutSelection(cur, true, false);
 693                 }
 694                 break;
 695
 696         case LFUN_BREAKPARAGRAPH:
 697                 lyx::cap::replaceSelection(cur);
 698                 breakParagraph(cur, 0);
 699                 cur.resetAnchor();
 700                 bv->switchKeyMap();
 701                 break;
 702
 703         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 704                 lyx::cap::replaceSelection(cur);
 705                 breakParagraph(cur, 1);
 706                 cur.resetAnchor();
 707                 bv->switchKeyMap();
 708                 break;
 709
 710         case LFUN_BREAKPARAGRAPH_SKIP: {
 711                 // When at the beginning of a paragraph, remove
 712                 // indentation.  Otherwise, do the same as LFUN_BREAKPARAGRAPH.
 713                 lyx::cap::replaceSelection(cur);
 714                 if (cur.pos() == 0)
 715                         cur.paragraph().params().labelWidthString(string());
 716                 else
 717                         breakParagraph(cur, 0);
 718                 cur.resetAnchor();
 719                 bv->switchKeyMap();
 720                 break;
 721         }
 722
 723         case LFUN_PARAGRAPH_SPACING: {
 724                 Paragraph & par = cur.paragraph();
 725                 Spacing::Space cur_spacing = par.params().spacing().getSpace();
 726                 float cur_value = 1.0;
 727                 if (cur_spacing == Spacing::Other)
 728                         cur_value = par.params().spacing().getValue();
 729
 730                 istringstream is(cmd.argument);
 731                 string tmp;
 732                 is >> tmp;
 733                 Spacing::Space new_spacing = cur_spacing;
 734                 float new_value = cur_value;
 735                 if (tmp.empty()) {
 736                         lyxerr << "Missing argument to `paragraph-spacing'"
 737                                << endl;
 738                 } else if (tmp == "single") {
 739                         new_spacing = Spacing::Single;
 740                 } else if (tmp == "onehalf") {
 741                         new_spacing = Spacing::Onehalf;
 742                 } else if (tmp == "double") {
 743                         new_spacing = Spacing::Double;
 744                 } else if (tmp == "other") {
 745                         new_spacing = Spacing::Other;
 746                         float tmpval = 0.0;
 747                         is >> tmpval;
 748                         lyxerr << "new_value = " << tmpval << endl;
 749                         if (tmpval != 0.0)
 750                                 new_value = tmpval;
 751                 } else if (tmp == "default") {
 752                         new_spacing = Spacing::Default;
 753                 } else {
 754                         lyxerr << _("Unknown spacing argument: ")
 755                                << cmd.argument << endl;
 756                 }
 757                 if (cur_spacing != new_spacing || cur_value != new_value) {
 758                         par.params().spacing(Spacing(new_spacing, new_value));
 759                         redoParagraph(cur);
 760                 }
 761                 break;
 762         }
 763
 764         case LFUN_INSET_APPLY: {
 765                 string const name = cmd.getArg(0);
 766                 InsetBase * inset = bv->owner()->getDialogs().getOpenInset(name);
 767                 if (inset) {
 768                         FuncRequest fr(LFUN_INSET_MODIFY, cmd.argument);
 769                         inset->dispatch(cur, fr);
 770                 } else {
 771                         FuncRequest fr(LFUN_INSET_INSERT, cmd.argument);
 772                         dispatch(cur, fr);
 773                 }
 774                 break;
 775         }
 776
 777         case LFUN_INSET_INSERT: {
 778                 recordUndo(cur);
 779                 InsetBase * inset = createInset(bv, cmd);
 780                 if (inset)
 781                         insertInset(cur, inset);
 782                 break;
 783         }
 784
 785         case LFUN_INSET_SETTINGS:
 786                 if (cur.inset().asUpdatableInset())
 787                         cur.inset().asUpdatableInset()->showInsetDialog(bv);
 788                 break;
 789
 790         case LFUN_NEXT_INSET_TOGGLE: {
 791                 InsetBase * inset = cur.nextInset();
 792                 if (inset) {
 793                         cur.clearSelection();
 794                         FuncRequest fr = cmd;
 795                         fr.action = LFUN_INSET_TOGGLE;
 796                         inset->dispatch(cur, fr);
 797                 }
 798                 break;
 799         }
 800
 801         case LFUN_KEYMAP_TOGGLE:
 802                 cur.clearSelection();
 803                 bv->switchKeyMap();
 804                 break;
 805
 806         case LFUN_SPACE_INSERT:
 807                 if (cur.paragraph().layout()->free_spacing)
 808                         insertChar(cur, ' ');
 809                 else
 810                         doInsertInset(cur, this, cmd, false, false);
 811                 moveCursor(cur, false);
 812                 break;
 813
 814         case LFUN_HYPHENATION:
 815                 specialChar(cur, InsetSpecialChar::HYPHENATION);
 816                 break;
 817
 818         case LFUN_LIGATURE_BREAK:
 819                 specialChar(cur, InsetSpecialChar::LIGATURE_BREAK);
 820                 break;
 821
 822         case LFUN_LDOTS:
 823                 specialChar(cur, InsetSpecialChar::LDOTS);
 824                 break;
 825
 826         case LFUN_END_OF_SENTENCE:
 827                 specialChar(cur, InsetSpecialChar::END_OF_SENTENCE);
 828                 break;
 829
 830         case LFUN_MENU_SEPARATOR:
 831                 specialChar(cur, InsetSpecialChar::MENU_SEPARATOR);
 832                 break;
 833
 834         case LFUN_UPCASE_WORD:
 835                 changeCase(cur, LyXText::text_uppercase);
 836                 break;
 837
 838         case LFUN_LOWCASE_WORD:
 839                 changeCase(cur, LyXText::text_lowercase);
 840                 break;
 841
 842         case LFUN_CAPITALIZE_WORD:
 843                 changeCase(cur, LyXText::text_capitalization);
 844                 break;
 845
 846         case LFUN_TRANSPOSE_CHARS:
 847                 recordUndo(cur);
 848                 redoParagraph(cur);
 849                 break;
 850
 851         case LFUN_PASTE:
 852                 cur.message(_("Paste"));
 853                 lyx::cap::replaceSelection(cur);
 854 #warning FIXME Check if the arg is in the domain of available selections.
 855                 if (isStrUnsignedInt(cmd.argument))
 856                         pasteSelection(cur, strToUnsignedInt(cmd.argument));
 857                 else
 858                         pasteSelection(cur, 0);
 859                 cur.clearSelection(); // bug 393
 860                 bv->switchKeyMap();
 861                 finishUndo();
 862                 break;
 863
 864         case LFUN_CUT:
 865                 cutSelection(cur, true, true);
 866                 cur.message(_("Cut"));
 867                 break;
 868
 869         case LFUN_COPY:
 870                 copySelection(cur);
 871                 cur.message(_("Copy"));
 872                 break;
 873
 874         case LFUN_GETXY:
 875                 cur.message(tostr(cursorX(cur.top())) + ' '
 876                           + tostr(cursorY(cur.top())));
 877                 break;
 878
 879         case LFUN_SETXY: {
 880                 int x = 0;
 881                 int y = 0;
 882                 istringstream is(cmd.argument);
 883                 is >> x >> y;
 884                 if (!is)
 885                         lyxerr << "SETXY: Could not parse coordinates in '"
 886                                << cmd.argument << std::endl;
 887                 else
 888                         setCursorFromCoordinates(cur, x, y);
 889                 break;
 890         }
 891
 892         case LFUN_GETFONT:
 893                 if (current_font.shape() == LyXFont::ITALIC_SHAPE)
 894                         cur.message("E");
 895                 else if (current_font.shape() == LyXFont::SMALLCAPS_SHAPE)
 896                         cur.message("N");
 897                 else
 898                         cur.message("0");
 899                 break;
 900
 901         case LFUN_GETLAYOUT:
 902                 cur.message(cur.paragraph().layout()->name());
 903                 break;
 904
 905         case LFUN_LAYOUT: {
 906                 lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) "
 907                   << cmd.argument << endl;
 908
 909                 // This is not the good solution to the empty argument
 910                 // problem, but it will hopefully suffice for 1.2.0.
 911                 // The correct solution would be to augument the
 912                 // function list/array with information about what
 913                 // functions needs arguments and their type.
 914                 if (cmd.argument.empty()) {
 915                         cur.errorMessage(_("LyX function 'layout' needs an argument."));
 916                         break;
 917                 }
 918
 919                 // Derive layout number from given argument (string)
 920                 // and current buffer's textclass (number)
 921                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
 922                 bool hasLayout = tclass.hasLayout(cmd.argument);
 923                 string layout = cmd.argument;
 924
 925                 // If the entry is obsolete, use the new one instead.
 926                 if (hasLayout) {
 927                         string const & obs = tclass[layout]->obsoleted_by();
 928                         if (!obs.empty())
 929                                 layout = obs;
 930                 }
 931
 932                 if (!hasLayout) {
 933                         cur.errorMessage(string(N_("Layout ")) + cmd.argument +
 934                                 N_(" not known"));
 935                         break;
 936                 }
 937
 938                 bool change_layout = (current_layout != layout);
 939
 940                 if (!change_layout && cur.selection() &&
 941                         cur.selBegin().par() != cur.selEnd().par())
 942                 {
 943                         par_type spit = cur.selBegin().par();
 944                         par_type epit = cur.selEnd().par() + 1;
 945                         while (spit != epit) {
 946                                 if (pars_[spit].layout()->name() != current_layout) {
 947                                         change_layout = true;
 948                                         break;
 949                                 }
 950                                 ++spit;
 951                         }
 952                 }
 953
 954                 if (change_layout) {
 955                         current_layout = layout;
 956                         setLayout(cur, layout);
 957                         bv->owner()->setLayout(layout);
 958                         bv->switchKeyMap();
 959                 }
 960                 break;
 961         }
 962
 963         case LFUN_PASTESELECTION: {
 964                 cur.clearSelection();
 965                 string const clip = bv->getClipboard();
 966                 if (!clip.empty()) {
 967                         if (cmd.argument == "paragraph")
 968                                 insertStringAsParagraphs(cur, clip);
 969                         else
 970                                 insertStringAsLines(cur, clip);
 971                 }
 972                 break;
 973         }
 974
 975         case LFUN_GOTOERROR:
 976                 gotoInset(cur, InsetBase::ERROR_CODE, false);
 977                 break;
 978
 979         case LFUN_GOTONOTE:
 980                 gotoInset(cur, InsetBase::NOTE_CODE, false);
 981                 break;
 982
 983         case LFUN_REFERENCE_GOTO: {
 984                 vector<InsetOld_code> tmp;
 985                 tmp.push_back(InsetBase::LABEL_CODE);
 986                 tmp.push_back(InsetBase::REF_CODE);
 987                 gotoInset(cur, tmp, true);
 988                 break;
 989         }
 990
 991         case LFUN_QUOTE: {
 992                 lyx::cap::replaceSelection(cur);
 993                 Paragraph & par = cur.paragraph();
 994                 lyx::pos_type pos = cur.pos();
 995                 char c;
 996                 if (pos == 0)
 997                         c = ' ';
 998                 else if (cur.prevInset() && cur.prevInset()->isSpace())
 999                         c = ' ';
1000                 else
1001                         c = par.getChar(pos - 1);
1002
1003                 LyXLayout_ptr const & style = par.layout();
1004
1005                 BufferParams const & bufparams = bv->buffer()->params();
1006                 if (!style->pass_thru
1007                     && par.getFontSettings(bufparams, pos).language()->lang() != "hebrew") {
1008                         string arg = cmd.argument;
1009                         if (arg == "single")
1010                                 cur.insert(new InsetQuotes(c,
1011                                     bufparams.quotes_language,
1012                                     InsetQuotes::SingleQ));
1013                         else if (arg == "double")
1014                                 cur.insert(new InsetQuotes(c,
1015                                     bufparams.quotes_language,
1016                                     InsetQuotes::DoubleQ));
1017                         else
1018                                 cur.insert(new InsetQuotes(c, bufparams));
1019                 }
1020                 else
1021                         bv->owner()->dispatch(FuncRequest(LFUN_SELFINSERT, "\""));
1022                 break;
1023         }
1024
1025         case LFUN_DATE_INSERT: {
1026                 lyx::cap::replaceSelection(cur);
1027                 time_t now_time_t = time(NULL);
1028                 struct tm * now_tm = localtime(&now_time_t);
1029                 setlocale(LC_TIME, "");
1030                 string arg;
1031                 if (!cmd.argument.empty())
1032                         arg = cmd.argument;
1033                 else
1034                         arg = lyxrc.date_insert_format;
1035                 char datetmp[32];
1036                 int const datetmp_len =
1037                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
1038
1039                 for (int i = 0; i < datetmp_len; i++)
1040                         insertChar(cur, datetmp[i]);
1041
1042                 cur.resetAnchor();
1043                 moveCursor(cur, false);
1044                 break;
1045         }
1046
1047         case LFUN_MOUSE_TRIPLE:
1048                 if (cmd.button() == mouse_button::button1) {
1049                         selection_possible = true;
1050                         cursorHome(cur);
1051                         cur.resetAnchor();
1052                         cursorEnd(cur);
1053                         cur.setSelection();
1054                         bv->haveSelection(cur.selection());
1055                 }
1056                 break;
1057
1058         case LFUN_MOUSE_DOUBLE:
1059                 if (cmd.button() == mouse_button::button1) {
1060                         selection_possible = true;
1061                         selectWord(cur, lyx::WHOLE_WORD_STRICT);
1062                         bv->haveSelection(cur.selection());
1063                 }
1064                 break;
1065
1066         case LFUN_MOUSE_MOTION: {
1067                 // Only use motion with button 1
1068                 //if (cmd.button() != mouse_button::button1)
1069                 //      return false;
1070                 // We want to use only motion events for which
1071                 // the button press event was on the drawing area too.
1072                 if (!selection_possible) {
1073                         lyxerr[Debug::ACTION] << "BufferView::Pimpl::"
1074                                 "dispatch: no selection possible\n";
1075                         lyxerr << "BufferView::Pimpl::dispatch: no selection possible\n";
1076                         break;
1077                 }
1078                 CursorSlice old = cur.top();
1079                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
1080
1081                 // This is to allow jumping over large insets
1082                 // FIXME: shouldn't be top-text-specific
1083                 if (isMainText() && cur.top() == old) {
1084                         if (cmd.y - bv->top_y() >= bv->workHeight())
1085                                 cursorDown(cur);
1086                         else if (cmd.y - bv->top_y() < 0)
1087                                 cursorUp(cur);
1088                 }
1089
1090                 // don't set anchor_
1091                 bv->cursor().setCursor(cur, true);
1092                 lyxerr << "MOTION: " << bv->cursor() << endl;
1093                 break;
1094         }
1095
1096         // Single-click on work area
1097         case LFUN_MOUSE_PRESS: {
1098                 // ok ok, this is a hack (for xforms)
1099                 // We shouldn't go further down as we really need to. Only do the
1100                 // scrolling and be done with this. Otherwise we may open some
1101                 // dialogs (Jug 20020424).
1102                 if (cmd.button() == mouse_button::button4) {
1103                         bv->scroll(-lyxrc.wheel_jump);
1104                         break;
1105                 }
1106
1107                 if (cmd.button() == mouse_button::button5) {
1108                         bv->scroll(lyxrc.wheel_jump);
1109                         break;
1110                 }
1111
1112                 // Right click on a footnote flag opens float menu
1113                 if (cmd.button() == mouse_button::button3) {
1114                         cur.clearSelection();
1115                         selection_possible = false;
1116                         break;
1117                 }
1118
1119                 // Middle button press pastes if we have a selection
1120                 // We do this here as if the selection was inside an inset
1121                 // it could get cleared on the unlocking of the inset so
1122                 // we have to check this first
1123                 bool paste_internally = false;
1124                 if (cmd.button() == mouse_button::button2 && cur.selection()) {
1125                         bv->owner()->dispatch(FuncRequest(LFUN_COPY));
1126                         paste_internally = true;
1127                 }
1128
1129                 selection_possible = true;
1130
1131                 // Clear the selection
1132                 cur.clearSelection();
1133
1134                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
1135                 cur.resetAnchor();
1136                 finishUndo();
1137                 cur.x_target() = cursorX(cur.top());
1138
1139                 // Insert primary selection with middle mouse
1140                 // if there is a local selection in the current buffer,
1141                 // insert this
1142                 if (cmd.button() == mouse_button::button2) {
1143                         if (paste_internally)
1144                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
1145                         else
1146                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION, "paragraph"));
1147                         selection_possible = false;
1148                 }
1149                 break;
1150         }
1151
1152         case LFUN_MOUSE_RELEASE: {
1153                 // do nothing if we used the mouse wheel
1154                 if (cmd.button() == mouse_button::button4
1155                  || cmd.button() == mouse_button::button5) {
1156                         cur.undispatched();
1157                         break;
1158                 }
1159
1160                 selection_possible = false;
1161
1162                 if (cmd.button() == mouse_button::button2)
1163                         break;
1164
1165                 // finish selection
1166                 if (cmd.button() == mouse_button::button1)
1167                         bv->haveSelection(cur.selection());
1168
1169                 bv->switchKeyMap();
1170                 bv->owner()->updateMenubar();
1171                 bv->owner()->updateToolbar();
1172                 break;
1173         }
1174
1175         case LFUN_SELFINSERT: {
1176                 if (cmd.argument.empty())
1177                         break;
1178
1179                 // Automatically delete the currently selected
1180                 // text and replace it with what is being
1181                 // typed in now. Depends on lyxrc settings
1182                 // "auto_region_delete", which defaults to
1183                 // true (on).
1184
1185                 if (lyxrc.auto_region_delete) {
1186                         if (cur.selection())
1187                                 cutSelection(cur, false, false);
1188                         bv->haveSelection(false);
1189                 }
1190
1191                 cur.clearSelection();
1192                 LyXFont const old_font = real_current_font;
1193
1194                 string::const_iterator cit = cmd.argument.begin();
1195                 string::const_iterator end = cmd.argument.end();
1196                 for (; cit != end; ++cit)
1197                         bv->owner()->getIntl().getTransManager().
1198                                 TranslateAndInsert(*cit, this);
1199
1200                 cur.resetAnchor();
1201                 moveCursor(cur, false);
1202
1203                 // real_current_font.number can change so we need to
1204                 // update the minibuffer
1205                 if (old_font != real_current_font)
1206                 bv->updateScrollbar();
1207                 break;
1208         }
1209
1210         case LFUN_URL: {
1211                 InsetCommandParams p("url");
1212                 string const data = InsetCommandMailer::params2string("url", p);
1213                 bv->owner()->getDialogs().show("url", data, 0);
1214                 break;
1215         }
1216
1217         case LFUN_HTMLURL: {
1218                 InsetCommandParams p("htmlurl");
1219                 string const data = InsetCommandMailer::params2string("url", p);
1220                 bv->owner()->getDialogs().show("url", data, 0);
1221                 break;
1222         }
1223
1224         case LFUN_INSERT_LABEL: {
1225                 InsetCommandParams p("label");
1226                 string const data = InsetCommandMailer::params2string("label", p);
1227                 bv->owner()->getDialogs().show("label", data, 0);
1228                 break;
1229         }
1230
1231
1232 #if 0
1233         case LFUN_INSET_LIST:
1234         case LFUN_INSET_THEOREM:
1235         case LFUN_INSET_CAPTION:
1236 #endif
1237         case LFUN_INSERT_NOTE:
1238         case LFUN_INSERT_CHARSTYLE:
1239         case LFUN_INSERT_BOX:
1240         case LFUN_INSERT_BRANCH:
1241         case LFUN_INSERT_BIBITEM:
1242         case LFUN_INSET_ERT:
1243         case LFUN_INSET_FLOAT:
1244         case LFUN_INSET_FOOTNOTE:
1245         case LFUN_INSET_MARGINAL:
1246         case LFUN_INSET_OPTARG:
1247         case LFUN_INSET_WIDE_FLOAT:
1248         case LFUN_INSET_WRAP:
1249         case LFUN_TABULAR_INSERT:
1250         case LFUN_ENVIRONMENT_INSERT:
1251                 // Open the inset, and move the current selection
1252                 // inside it.
1253                 doInsertInset(cur, this, cmd, true, true);
1254                 break;
1255
1256         case LFUN_INDEX_INSERT:
1257                 // Just open the inset
1258                 doInsertInset(cur, this, cmd, true, false);
1259                 break;
1260
1261         case LFUN_INDEX_PRINT:
1262         case LFUN_TOC_INSERT:
1263         case LFUN_HFILL:
1264         case LFUN_INSERT_LINE:
1265         case LFUN_INSERT_PAGEBREAK:
1266                 // do nothing fancy
1267                 doInsertInset(cur, this, cmd, false, false);
1268                 break;
1269
1270         case LFUN_DEPTH_MIN:
1271                 changeDepth(cur, DEC_DEPTH);
1272                 break;
1273
1274         case LFUN_DEPTH_PLUS:
1275                 changeDepth(cur, INC_DEPTH);
1276                 break;
1277
1278         case LFUN_MATH_DISPLAY:
1279                 mathDispatch(cur, cmd, true);
1280                 break;
1281
1282         case LFUN_MATH_IMPORT_SELECTION:
1283         case LFUN_MATH_MODE:
1284                 mathDispatch(cur, cmd, false);
1285                 break;
1286
1287         case LFUN_MATH_MACRO:
1288                 if (cmd.argument.empty())
1289                         cur.errorMessage(N_("Missing argument"));
1290                 else {
1291                         string s = cmd.argument;
1292                         string const s1 = token(s, ' ', 1);
1293                         int const nargs = s1.empty() ? 0 : atoi(s1);
1294                         string const s2 = token(s, ' ', 2);
1295                         string const type = s2.empty() ? "newcommand" : s2;
1296                         cur.insert(new InsetFormulaMacro(token(s, ' ', 0), nargs, s2));
1297                         cur.nextInset()->edit(cur, true);
1298                 }
1299                 break;
1300
1301         case LFUN_INSERT_MATH:
1302         case LFUN_INSERT_MATRIX:
1303         case LFUN_MATH_DELIM: {
1304                 cur.insert(new MathHullInset);
1305                 cur.dispatch(FuncRequest(LFUN_RIGHT));
1306                 cur.dispatch(FuncRequest(LFUN_MATH_MUTATE, "simple"));
1307                 cur.dispatch(cmd);
1308                 break;
1309         }
1310
1311         case LFUN_EMPH: {
1312                 LyXFont font(LyXFont::ALL_IGNORE);
1313                 font.setEmph(LyXFont::TOGGLE);
1314                 toggleAndShow(cur, this, font);
1315                 break;
1316         }
1317
1318         case LFUN_BOLD: {
1319                 LyXFont font(LyXFont::ALL_IGNORE);
1320                 font.setSeries(LyXFont::BOLD_SERIES);
1321                 toggleAndShow(cur, this, font);
1322                 break;
1323         }
1324
1325         case LFUN_NOUN: {
1326                 LyXFont font(LyXFont::ALL_IGNORE);
1327                 font.setNoun(LyXFont::TOGGLE);
1328                 toggleAndShow(cur, this, font);
1329                 break;
1330         }
1331
1332         case LFUN_CODE: {
1333                 LyXFont font(LyXFont::ALL_IGNORE);
1334                 font.setFamily(LyXFont::TYPEWRITER_FAMILY); // no good
1335                 toggleAndShow(cur, this, font);
1336                 break;
1337         }
1338
1339         case LFUN_SANS: {
1340                 LyXFont font(LyXFont::ALL_IGNORE);
1341                 font.setFamily(LyXFont::SANS_FAMILY);
1342                 toggleAndShow(cur, this, font);
1343                 break;
1344         }
1345
1346         case LFUN_ROMAN: {
1347                 LyXFont font(LyXFont::ALL_IGNORE);
1348                 font.setFamily(LyXFont::ROMAN_FAMILY);
1349                 toggleAndShow(cur, this, font);
1350                 break;
1351         }
1352
1353         case LFUN_DEFAULT: {
1354                 LyXFont font(LyXFont::ALL_INHERIT, ignore_language);
1355                 toggleAndShow(cur, this, font);
1356                 break;
1357         }
1358
1359         case LFUN_UNDERLINE: {
1360                 LyXFont font(LyXFont::ALL_IGNORE);
1361                 font.setUnderbar(LyXFont::TOGGLE);
1362                 toggleAndShow(cur, this, font);
1363                 break;
1364         }
1365
1366         case LFUN_FONT_SIZE: {
1367                 LyXFont font(LyXFont::ALL_IGNORE);
1368                 font.setLyXSize(cmd.argument);
1369                 toggleAndShow(cur, this, font);
1370                 break;
1371         }
1372
1373         case LFUN_LANGUAGE: {
1374                 Language const * lang = languages.getLanguage(cmd.argument);
1375                 if (!lang)
1376                         break;
1377                 LyXFont font(LyXFont::ALL_IGNORE);
1378                 font.setLanguage(lang);
1379                 toggleAndShow(cur, this, font);
1380                 bv->switchKeyMap();
1381                 break;
1382         }
1383
1384         case LFUN_FREEFONT_APPLY:
1385                 toggleAndShow(cur, this, freefont, toggleall);
1386                 cur.message(_("Character set"));
1387                 break;
1388
1389         // Set the freefont using the contents of \param data dispatched from
1390         // the frontends and apply it at the current cursor location.
1391         case LFUN_FREEFONT_UPDATE: {
1392                 LyXFont font;
1393                 bool toggle;
1394                 if (bv_funcs::string2font(cmd.argument, font, toggle)) {
1395                         freefont = font;
1396                         toggleall = toggle;
1397                         toggleAndShow(cur, this, freefont, toggleall);
1398                         cur.message(_("Character set"));
1399                 }
1400                 break;
1401         }
1402
1403         case LFUN_FINISHED_LEFT:
1404                 lyxerr << "handle LFUN_FINISHED_LEFT:\n" << cur << endl;
1405                 break;
1406
1407         case LFUN_FINISHED_RIGHT:
1408                 lyxerr << "handle LFUN_FINISHED_RIGHT:\n" << cur << endl;
1409                 ++cur.pos();
1410                 break;
1411
1412         case LFUN_FINISHED_UP:
1413                 lyxerr << "handle LFUN_FINISHED_UP:\n" << cur << endl;
1414                 cursorUp(cur);
1415                 break;
1416
1417         case LFUN_FINISHED_DOWN:
1418                 lyxerr << "handle LFUN_FINISHED_DOWN:\n" << cur << endl;
1419                 cursorDown(cur);
1420                 break;
1421
1422         case LFUN_LAYOUT_PARAGRAPH: {
1423                 string data;
1424                 params2string(cur.paragraph(), data);
1425                 data = "show\n" + data;
1426                 bv->owner()->getDialogs().show("paragraph", data);
1427                 break;
1428         }
1429
1430         case LFUN_PARAGRAPH_UPDATE: {
1431                 if (!bv->owner()->getDialogs().visible("paragraph"))
1432                         break;
1433                 string data;
1434                 params2string(cur.paragraph(), data);
1435
1436                 // Will the paragraph accept changes from the dialog?
1437                 InsetBase & inset = cur.inset();
1438                 bool const accept = !inset.forceDefaultParagraphs(&inset);
1439
1440                 data = "update " + tostr(accept) + '\n' + data;
1441                 bv->owner()->getDialogs().update("paragraph", data);
1442                 break;
1443         }
1444
1445         case LFUN_UMLAUT:
1446         case LFUN_CIRCUMFLEX:
1447         case LFUN_GRAVE:
1448         case LFUN_ACUTE:
1449         case LFUN_TILDE:
1450         case LFUN_CEDILLA:
1451         case LFUN_MACRON:
1452         case LFUN_DOT:
1453         case LFUN_UNDERDOT:
1454         case LFUN_UNDERBAR:
1455         case LFUN_CARON:
1456         case LFUN_SPECIAL_CARON:
1457         case LFUN_BREVE:
1458         case LFUN_TIE:
1459         case LFUN_HUNG_UMLAUT:
1460         case LFUN_CIRCLE:
1461         case LFUN_OGONEK:
1462                 bv->owner()->getLyXFunc().handleKeyFunc(cmd.action);
1463                 if (!cmd.argument.empty())
1464                         bv->owner()->getIntl().getTransManager()
1465                                 .TranslateAndInsert(cmd.argument[0], this);
1466                 break;
1467
1468         case LFUN_FLOAT_LIST: {
1469                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
1470                 if (tclass.floats().typeExist(cmd.argument)) {
1471                         // not quite sure if we want this...
1472                         recordUndo(cur);
1473                         cur.clearSelection();
1474                         breakParagraph(cur);
1475
1476                         if (cur.lastpos() != 0) {
1477                                 cursorLeft(cur);
1478                                 breakParagraph(cur);
1479                         }
1480
1481                         setLayout(cur, tclass.defaultLayoutName());
1482                         setParagraph(cur, Spacing(), LYX_ALIGN_LAYOUT, string(), 0);
1483                         insertInset(cur, new InsetFloatList(cmd.argument));
1484                 } else {
1485                         lyxerr << "Non-existent float type: "
1486                                << cmd.argument << endl;
1487                 }
1488                 break;
1489         }
1490
1491         case LFUN_ACCEPT_CHANGE: {
1492                 acceptChange(cur);
1493                 break;
1494         }
1495
1496         case LFUN_REJECT_CHANGE: {
1497                 rejectChange(cur);
1498                 break;
1499         }
1500
1501         case LFUN_THESAURUS_ENTRY: {
1502                 string arg = cmd.argument;
1503                 if (arg.empty()) {
1504                         arg = cur.selectionAsString(false);
1505                         // FIXME
1506                         if (arg.size() > 100 || arg.empty()) {
1507                                 // Get word or selection
1508                                 selectWordWhenUnderCursor(cur, lyx::WHOLE_WORD);
1509                                 arg = cur.selectionAsString(false);
1510                         }
1511                 }
1512                 bv->owner()->getDialogs().show("thesaurus", arg);
1513                 break;
1514         }
1515
1516         case LFUN_PARAGRAPH_APPLY: {
1517                 // Given data, an encoding of the ParagraphParameters
1518                 // generated in the Paragraph dialog, this function sets
1519                 // the current paragraph appropriately.
1520                 istringstream is(cmd.argument);
1521                 LyXLex lex(0, 0);
1522                 lex.setStream(is);
1523                 ParagraphParameters params;
1524                 params.read(lex);
1525                 setParagraph(cur,
1526                                          params.spacing(),
1527                                          params.align(),
1528                                          params.labelWidthString(),
1529                                          params.noindent());
1530                 cur.message(_("Paragraph layout set"));
1531                 break;
1532         }
1533
1534         case LFUN_INSET_DIALOG_SHOW: {
1535                 InsetBase * inset = cur.nextInset();
1536                 if (inset) {
1537                         FuncRequest fr(LFUN_INSET_DIALOG_SHOW);
1538                         inset->dispatch(cur, fr);
1539                 }
1540                 break;
1541         }
1542
1543         case LFUN_ESCAPE:
1544                 if (cur.selection()) {
1545                         cur.selection() = false;
1546                 } else {
1547                         cur.undispatched();
1548                         cmd = FuncRequest(LFUN_FINISHED_LEFT);
1549                 }
1550                 break;
1551
1552         default:
1553                 cur.undispatched();
1554                 break;
1555         }
1556 }
1557
1558
1559 bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
1560         FuncStatus & flag) const
1561 {
1562         BOOST_ASSERT(cur.text() == this);
1563         LyXFont const & font = real_current_font;
1564         bool enable = true;
1565
1566         switch (cmd.action) {
1567
1568         case LFUN_DEPTH_MIN:
1569                 enable = changeDepthAllowed(cur, DEC_DEPTH);
1570                 break;
1571
1572         case LFUN_DEPTH_PLUS:
1573                 enable = changeDepthAllowed(cur, INC_DEPTH);
1574                 break;
1575
1576         case LFUN_INSET_OPTARG:
1577                 enable = cur.paragraph().layout()->optionalargs;
1578                 break;
1579
1580         case LFUN_APPENDIX:
1581                 flag.setOnOff(cur.paragraph().params().startOfAppendix());
1582                 break;
1583
1584 #if 0
1585         // the functions which insert insets
1586         InsetOld::Code code = InsetOld::NO_CODE;
1587         switch (cmd.action) {
1588         case LFUN_DIALOG_SHOW_NEW_INSET:
1589                 if (cmd.argument == "bibitem")
1590                         code = InsetOld::BIBITEM_CODE;
1591                 else if (cmd.argument == "bibtex")
1592                         code = InsetOld::BIBTEX_CODE;
1593                 else if (cmd.argument == "box")
1594                         code = InsetOld::BOX_CODE;
1595                 else if (cmd.argument == "branch")
1596                         code = InsetOld::BRANCH_CODE;
1597                 else if (cmd.argument == "citation")
1598                         code = InsetOld::CITE_CODE;
1599                 else if (cmd.argument == "ert")
1600                         code = InsetOld::ERT_CODE;
1601                 else if (cmd.argument == "external")
1602                         code = InsetOld::EXTERNAL_CODE;
1603                 else if (cmd.argument == "float")
1604                         code = InsetOld::FLOAT_CODE;
1605                 else if (cmd.argument == "graphics")
1606                         code = InsetOld::GRAPHICS_CODE;
1607                 else if (cmd.argument == "include")
1608                         code = InsetOld::INCLUDE_CODE;
1609                 else if (cmd.argument == "index")
1610                         code = InsetOld::INDEX_CODE;
1611                 else if (cmd.argument == "label")
1612                         code = InsetOld::LABEL_CODE;
1613                 else if (cmd.argument == "note")
1614                         code = InsetOld::NOTE_CODE;
1615                 else if (cmd.argument == "ref")
1616                         code = InsetOld::REF_CODE;
1617                 else if (cmd.argument == "toc")
1618                         code = InsetOld::TOC_CODE;
1619                 else if (cmd.argument == "url")
1620                         code = InsetOld::URL_CODE;
1621                 else if (cmd.argument == "vspace")
1622                         code = InsetOld::VSPACE_CODE;
1623                 else if (cmd.argument == "wrap")
1624                         code = InsetOld::WRAP_CODE;
1625                 break;
1626
1627         case LFUN_INSET_ERT:
1628                 code = InsetOld::ERT_CODE;
1629                 break;
1630         case LFUN_INSET_FOOTNOTE:
1631                 code = InsetOld::FOOT_CODE;
1632                 break;
1633         case LFUN_TABULAR_INSERT:
1634                 code = InsetOld::TABULAR_CODE;
1635                 break;
1636         case LFUN_INSET_MARGINAL:
1637                 code = InsetOld::MARGIN_CODE;
1638                 break;
1639         case LFUN_INSET_FLOAT:
1640         case LFUN_INSET_WIDE_FLOAT:
1641                 code = InsetOld::FLOAT_CODE;
1642                 break;
1643         case LFUN_INSET_WRAP:
1644                 code = InsetOld::WRAP_CODE;
1645                 break;
1646         case LFUN_FLOAT_LIST:
1647                 code = InsetOld::FLOAT_LIST_CODE;
1648                 break;
1649 #if 0
1650         case LFUN_INSET_LIST:
1651                 code = InsetOld::LIST_CODE;
1652                 break;
1653         case LFUN_INSET_THEOREM:
1654                 code = InsetOld::THEOREM_CODE;
1655                 break;
1656 #endif
1657         case LFUN_INSET_CAPTION:
1658                 code = InsetOld::CAPTION_CODE;
1659                 break;
1660         case LFUN_INSERT_NOTE:
1661                 code = InsetOld::NOTE_CODE;
1662                 break;
1663         case LFUN_INSERT_CHARSTYLE:
1664                 code = InsetOld::CHARSTYLE_CODE;
1665                 if (buf->params().getLyXTextClass().charstyles().empty())
1666                         enable = false;
1667                 break;
1668         case LFUN_INSERT_BOX:
1669                 code = InsetOld::BOX_CODE;
1670                 break;
1671         case LFUN_INSERT_BRANCH:
1672                 code = InsetOld::BRANCH_CODE;
1673                 if (buf->params().branchlist().empty())
1674                         enable = false;
1675                 break;
1676         case LFUN_INSERT_LABEL:
1677                 code = InsetOld::LABEL_CODE;
1678                 break;
1679         case LFUN_INSET_OPTARG:
1680                 code = InsetOld::OPTARG_CODE;
1681                 break;
1682         case LFUN_ENVIRONMENT_INSERT:
1683                 code = InsetOld::BOX_CODE;
1684                 break;
1685         case LFUN_INDEX_INSERT:
1686                 code = InsetOld::INDEX_CODE;
1687                 break;
1688         case LFUN_INDEX_PRINT:
1689                 code = InsetOld::INDEX_PRINT_CODE;
1690                 break;
1691         case LFUN_TOC_INSERT:
1692                 code = InsetOld::TOC_CODE;
1693                 break;
1694         case LFUN_HTMLURL:
1695         case LFUN_URL:
1696                 code = InsetOld::URL_CODE;
1697                 break;
1698         case LFUN_QUOTE:
1699                 // always allow this, since we will inset a raw quote
1700                 // if an inset is not allowed.
1701                 break;
1702         case LFUN_HYPHENATION:
1703         case LFUN_LIGATURE_BREAK:
1704         case LFUN_HFILL:
1705         case LFUN_MENU_SEPARATOR:
1706         case LFUN_LDOTS:
1707         case LFUN_END_OF_SENTENCE:
1708                 code = InsetOld::SPECIALCHAR_CODE;
1709                 break;
1710         case LFUN_SPACE_INSERT:
1711                 // slight hack: we know this is allowed in math mode
1712                 if (cur.inTexted())
1713                         code = InsetOld::SPACE_CODE;
1714                 break;
1715         case LFUN_INSET_DIALOG_SHOW: {
1716                 InsetBase * inset = cur.nextInset();
1717                 enable = inset;
1718                 if (inset) {
1719                         code = inset->lyxCode();
1720                         if (!(code == InsetOld::INCLUDE_CODE
1721                                 || code == InsetOld::BIBTEX_CODE
1722                                 || code == InsetOld::FLOAT_LIST_CODE
1723                                 || code == InsetOld::TOC_CODE))
1724                                 enable = false;
1725                 }
1726                 break;
1727         }
1728         default:
1729                 break;
1730         }
1731
1732         if (code != InsetOld::NO_CODE
1733                         && (cur.empty() || !cur.inset().insetAllowed(code)))
1734                 enable = false;
1735
1736 #endif
1737
1738         case LFUN_DIALOG_SHOW_NEW_INSET:
1739         case LFUN_INSET_ERT:
1740         case LFUN_INSERT_BOX:
1741         case LFUN_INSERT_BRANCH:
1742         case LFUN_ENVIRONMENT_INSERT:
1743         case LFUN_INDEX_INSERT:
1744         case LFUN_INDEX_PRINT:
1745         case LFUN_TOC_INSERT:
1746         case LFUN_HTMLURL:
1747         case LFUN_URL:
1748         case LFUN_QUOTE:
1749         case LFUN_HYPHENATION:
1750         case LFUN_LIGATURE_BREAK:
1751         case LFUN_HFILL:
1752         case LFUN_MENU_SEPARATOR:
1753         case LFUN_LDOTS:
1754         case LFUN_END_OF_SENTENCE:
1755         case LFUN_SPACE_INSERT:
1756         case LFUN_INSET_DIALOG_SHOW:
1757                 break;
1758
1759         case LFUN_EMPH:
1760                 flag.setOnOff(font.emph() == LyXFont::ON);
1761                 break;
1762
1763         case LFUN_NOUN:
1764                 flag.setOnOff(font.noun() == LyXFont::ON);
1765                 break;
1766
1767         case LFUN_BOLD:
1768                 flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
1769                 break;
1770
1771         case LFUN_SANS:
1772                 flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
1773                 break;
1774
1775         case LFUN_ROMAN:
1776                 flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
1777                 break;
1778
1779         case LFUN_CODE:
1780                 flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
1781                 break;
1782
1783         case LFUN_DELETE_WORD_FORWARD:
1784         case LFUN_DELETE_WORD_BACKWARD:
1785         case LFUN_DELETE_LINE_FORWARD:
1786         case LFUN_WORDRIGHT:
1787         case LFUN_WORDLEFT:
1788         case LFUN_ENDBUF:
1789         case LFUN_BEGINNINGBUF:
1790         case LFUN_RIGHT:
1791         case LFUN_RIGHTSEL:
1792         case LFUN_LEFT:
1793         case LFUN_LEFTSEL:
1794         case LFUN_UP:
1795         case LFUN_UPSEL:
1796         case LFUN_DOWN:
1797         case LFUN_DOWNSEL:
1798         case LFUN_UP_PARAGRAPHSEL:
1799         case LFUN_DOWN_PARAGRAPHSEL:
1800         case LFUN_PRIORSEL:
1801         case LFUN_NEXTSEL:
1802         case LFUN_HOMESEL:
1803         case LFUN_ENDSEL:
1804         case LFUN_WORDRIGHTSEL:
1805         case LFUN_WORDLEFTSEL:
1806         case LFUN_WORDSEL:
1807         case LFUN_UP_PARAGRAPH:
1808         case LFUN_DOWN_PARAGRAPH:
1809         case LFUN_PRIOR:
1810         case LFUN_NEXT:
1811         case LFUN_HOME:
1812         case LFUN_END:
1813         case LFUN_BREAKLINE:
1814         case LFUN_DELETE:
1815         case LFUN_DELETE_SKIP:
1816         case LFUN_BACKSPACE:
1817         case LFUN_BACKSPACE_SKIP:
1818         case LFUN_BREAKPARAGRAPH:
1819         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
1820         case LFUN_BREAKPARAGRAPH_SKIP:
1821         case LFUN_PARAGRAPH_SPACING:
1822         case LFUN_INSET_APPLY:
1823         case LFUN_INSET_INSERT:
1824         case LFUN_NEXT_INSET_TOGGLE:
1825         case LFUN_UPCASE_WORD:
1826         case LFUN_LOWCASE_WORD:
1827         case LFUN_CAPITALIZE_WORD:
1828         case LFUN_TRANSPOSE_CHARS:
1829         case LFUN_PASTE:
1830         case LFUN_CUT:
1831         case LFUN_COPY:
1832         case LFUN_GETXY:
1833         case LFUN_SETXY:
1834         case LFUN_GETFONT:
1835         case LFUN_GETLAYOUT:
1836         case LFUN_LAYOUT:
1837         case LFUN_PASTESELECTION:
1838         case LFUN_GOTOERROR:
1839         case LFUN_GOTONOTE:
1840         case LFUN_REFERENCE_GOTO:
1841         case LFUN_DATE_INSERT:
1842         case LFUN_SELFINSERT:
1843         case LFUN_INSERT_LABEL:
1844         case LFUN_INSERT_NOTE:
1845         case LFUN_INSERT_CHARSTYLE:
1846         case LFUN_INSERT_BIBITEM:
1847         case LFUN_INSET_FLOAT:
1848         case LFUN_INSET_FOOTNOTE:
1849         case LFUN_INSET_MARGINAL:
1850         case LFUN_INSET_WIDE_FLOAT:
1851         case LFUN_INSET_WRAP:
1852         case LFUN_TABULAR_INSERT:
1853         case LFUN_INSERT_LINE:
1854         case LFUN_INSERT_PAGEBREAK:
1855         case LFUN_MATH_DISPLAY:
1856         case LFUN_MATH_IMPORT_SELECTION:
1857         case LFUN_MATH_MODE:
1858         case LFUN_MATH_MACRO:
1859         case LFUN_INSERT_MATH:
1860         case LFUN_INSERT_MATRIX:
1861         case LFUN_MATH_DELIM:
1862         case LFUN_DEFAULT:
1863         case LFUN_UNDERLINE:
1864         case LFUN_FONT_SIZE:
1865         case LFUN_LANGUAGE:
1866         case LFUN_FREEFONT_APPLY:
1867         case LFUN_FREEFONT_UPDATE:
1868         case LFUN_LAYOUT_PARAGRAPH:
1869         case LFUN_PARAGRAPH_UPDATE:
1870         case LFUN_UMLAUT:
1871         case LFUN_CIRCUMFLEX:
1872         case LFUN_GRAVE:
1873         case LFUN_ACUTE:
1874         case LFUN_TILDE:
1875         case LFUN_CEDILLA:
1876         case LFUN_MACRON:
1877         case LFUN_DOT:
1878         case LFUN_UNDERDOT:
1879         case LFUN_UNDERBAR:
1880         case LFUN_CARON:
1881         case LFUN_SPECIAL_CARON:
1882         case LFUN_BREVE:
1883         case LFUN_TIE:
1884         case LFUN_HUNG_UMLAUT:
1885         case LFUN_CIRCLE:
1886         case LFUN_OGONEK:
1887         case LFUN_FLOAT_LIST:
1888         case LFUN_ACCEPT_CHANGE:
1889         case LFUN_REJECT_CHANGE:
1890         case LFUN_THESAURUS_ENTRY:
1891         case LFUN_PARAGRAPH_APPLY:
1892         case LFUN_ESCAPE:
1893         case LFUN_KEYMAP_TOGGLE:
1894                 // these are handled in our dispatch()
1895                 enable = true;
1896                 break;
1897
1898         default:
1899                 enable = false;
1900                 break;
1901         }
1902         flag.enabled(enable);
1903         return true;
1904 }