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 "BranchList.h"
  21 #include "FloatList.h"
  22 #include "FuncStatus.h"
  23 #include "buffer.h"
  24 #include "buffer_funcs.h"
  25 #include "bufferparams.h"
  26 #include "BufferView.h"
  27 #include "bufferview_funcs.h"
  28 #include "cursor.h"
  29 #include "coordcache.h"
  30 #include "CutAndPaste.h"
  31 #include "debug.h"
  32 #include "dispatchresult.h"
  33 #include "errorlist.h"
  34 #include "factory.h"
  35 #include "funcrequest.h"
  36 #include "gettext.h"
  37 #include "intl.h"
  38 #include "language.h"
  39 #include "LyXAction.h"
  40 #include "lyxfunc.h"
  41 #include "lyxlex.h"
  42 #include "lyxrc.h"
  43 #include "lyxrow.h"
  44 #include "paragraph.h"
  45 #include "paragraph_funcs.h"
  46 #include "ParagraphParameters.h"
  47 #include "undo.h"
  48 #include "vspace.h"
  49 #include "pariterator.h"
  50
  51 #include "frontends/Clipboard.h"
  52 #include "frontends/Selection.h"
  53
  54 #include "insets/insetcommand.h"
  55 #include "insets/insetfloatlist.h"
  56 #include "insets/insetnewline.h"
  57 #include "insets/insetquotes.h"
  58 #include "insets/insetspecialchar.h"
  59 #include "insets/insettext.h"
  60
  61 #include "support/lstrings.h"
  62 #include "support/lyxlib.h"
  63 #include "support/convert.h"
  64 #include "support/lyxtime.h"
  65
  66 #include "mathed/InsetMathHull.h"
  67 #include "mathed/MathMacroTemplate.h"
  68
  69 #include <boost/current_function.hpp>
  70
  71 #include <clocale>
  72 #include <sstream>
  73
  74
  75 namespace lyx {
  76
  77 using cap::copySelection;
  78 using cap::cutSelection;
  79 using cap::pasteFromStack;
  80 using cap::pasteClipboard;
  81 using cap::replaceSelection;
  82 using cap::saveSelection;
  83
  84 using support::isStrUnsignedInt;
  85 using support::token;
  86
  87 using std::endl;
  88 using std::string;
  89 using std::istringstream;
  90 using std::ostringstream;
  91
  92
  93 extern string current_layout;
  94
  95
  96 namespace {
  97
  98         // globals...
  99         LyXFont freefont(LyXFont::ALL_IGNORE);
 100         bool toggleall = false;
 101
 102
 103         void toggleAndShow(LCursor & cur, LyXText * text,
 104                 LyXFont const & font, bool toggleall = true)
 105         {
 106                 text->toggleFree(cur, font, toggleall);
 107
 108                 if (font.language() != ignore_language ||
 109                                 font.number() != LyXFont::IGNORE) {
 110                         Paragraph & par = cur.paragraph();
 111                         text->bidi.computeTables(par, cur.buffer(), cur.textRow());
 112                         if (cur.boundary() !=
 113                                         text->bidi.isBoundary(cur.buffer(), par,
 114                                                         cur.pos(),
 115                                                         text->real_current_font))
 116                                 text->setCursor(cur, cur.pit(), cur.pos(),
 117                                                 false, !cur.boundary());
 118                 }
 119         }
 120
 121
 122         void moveCursor(LCursor & cur, bool selecting)
 123         {
 124                 if (selecting || cur.mark())
 125                         cur.setSelection();
 126                 saveSelection(cur);
 127                 cur.bv().switchKeyMap();
 128         }
 129
 130
 131         void finishChange(LCursor & cur, bool selecting)
 132         {
 133                 finishUndo();
 134                 moveCursor(cur, selecting);
 135         }
 136
 137
 138         void mathDispatch(LCursor & cur, FuncRequest const & cmd, bool display)
 139         {
 140                 recordUndo(cur);
 141                 docstring sel = cur.selectionAsString(false);
 142
 143                 // It may happen that sel is empty but there is a selection
 144                 replaceSelection(cur);
 145
 146                 if (sel.empty()) {
 147 #ifdef ENABLE_ASSERTIONS
 148                         const int old_pos = cur.pos();
 149 #endif
 150                         cur.insert(new InsetMathHull(hullSimple));
 151                         BOOST_ASSERT(old_pos == cur.pos());
 152                         cur.nextInset()->edit(cur, true);
 153                         // don't do that also for LFUN_MATH_MODE
 154                         // unless you want end up with always changing
 155                         // to mathrm when opening an inlined inset --
 156                         // I really hate "LyXfunc overloading"...
 157                         if (display)
 158                                 cur.dispatch(FuncRequest(LFUN_MATH_DISPLAY));
 159                         // Avoid an unnecessary undo step if cmd.argument
 160                         // is empty
 161                         if (!cmd.argument().empty())
 162                                 cur.dispatch(FuncRequest(LFUN_MATH_INSERT,
 163                                                          cmd.argument()));
 164                 } else {
 165                         // create a macro if we see "\\newcommand"
 166                         // somewhere, and an ordinary formula
 167                         // otherwise
 168                         if (sel.find(from_ascii("\\newcommand")) == string::npos
 169                             && sel.find(from_ascii("\\def")) == string::npos)
 170                         {
 171                                 InsetMathHull * formula = new InsetMathHull;
 172                                 istringstream is(to_utf8(sel));
 173                                 LyXLex lex(0, 0);
 174                                 lex.setStream(is);
 175                                 formula->read(cur.buffer(), lex);
 176                                 if (formula->getType() == hullNone)
 177                                         // Don't create pseudo formulas if
 178                                         // delimiters are left out
 179                                         formula->mutate(hullSimple);
 180                                 cur.insert(formula);
 181                         } else {
 182                                 cur.insert(new MathMacroTemplate(sel));
 183                         }
 184                 }
 185                 cur.message(from_utf8(N_("Math editor mode")));
 186         }
 187
 188 } // namespace anon
 189
 190
 191
 192 namespace bv_funcs {
 193
 194 string const freefont2string()
 195 {
 196         string data;
 197         if (font2string(freefont, toggleall, data))
 198                 return data;
 199         return string();
 200 }
 201
 202 }
 203
 204 void LyXText::cursorPrevious(LCursor & cur)
 205 {
 206         pos_type cpos = cur.pos();
 207         pit_type cpar = cur.pit();
 208
 209         int x = cur.x_target();
 210         setCursorFromCoordinates(cur, x, 0);
 211         cur.dispatch(FuncRequest(cur.selection()? LFUN_UP_SELECT: LFUN_UP));
 212
 213         if (cpar == cur.pit() && cpos == cur.pos())
 214                 // we have a row which is taller than the workarea. The
 215                 // simplest solution is to move to the previous row instead.
 216                 cur.dispatch(FuncRequest(cur.selection()? LFUN_UP_SELECT: LFUN_UP));
 217
 218         finishUndo();
 219         cur.updateFlags(Update::Force | Update::FitCursor);
 220 }
 221
 222
 223 void LyXText::cursorNext(LCursor & cur)
 224 {
 225         pos_type cpos = cur.pos();
 226         pit_type cpar = cur.pit();
 227
 228         int x = cur.x_target();
 229         setCursorFromCoordinates(cur, x, cur.bv().workHeight() - 1);
 230         cur.dispatch(FuncRequest(cur.selection()? LFUN_DOWN_SELECT: LFUN_DOWN));
 231
 232         if (cpar == cur.pit() && cpos == cur.pos())
 233                 // we have a row which is taller than the workarea. The
 234                 // simplest solution is to move to the next row instead.
 235                 cur.dispatch(
 236                         FuncRequest(cur.selection()? LFUN_DOWN_SELECT: LFUN_DOWN));
 237
 238         finishUndo();
 239         cur.updateFlags(Update::Force | Update::FitCursor);
 240 }
 241
 242
 243 namespace {
 244
 245 void specialChar(LCursor & cur, InsetSpecialChar::Kind kind)
 246 {
 247         cap::replaceSelection(cur);
 248         cur.insert(new InsetSpecialChar(kind));
 249         cur.posRight();
 250 }
 251
 252
 253 bool doInsertInset(LCursor & cur, LyXText * text,
 254         FuncRequest const & cmd, bool edit, bool pastesel)
 255 {
 256         InsetBase * inset = createInset(&cur.bv(), cmd);
 257         if (!inset)
 258                 return false;
 259
 260         recordUndo(cur);
 261         bool gotsel = false;
 262         if (cur.selection()) {
 263                 lyx::dispatch(FuncRequest(LFUN_CUT));
 264                 gotsel = true;
 265         }
 266         text->insertInset(cur, inset);
 267
 268         if (edit)
 269                 inset->edit(cur, true);
 270
 271         if (gotsel && pastesel) {
 272                 lyx::dispatch(FuncRequest(LFUN_PASTE, "0"));
 273                 // reset first par to default
 274                 if (cur.lastpit() != 0 || cur.lastpos() != 0) {
 275                         LyXLayout_ptr const layout =
 276                                 cur.buffer().params().getLyXTextClass().defaultLayout();
 277                         cur.text()->paragraphs().begin()->layout(layout);
 278                 }
 279         }
 280         return true;
 281 }
 282
 283
 284 } // anon namespace
 285
 286
 287 void LyXText::number(LCursor & cur)
 288 {
 289         LyXFont font(LyXFont::ALL_IGNORE);
 290         font.setNumber(LyXFont::TOGGLE);
 291         toggleAndShow(cur, this, font);
 292 }
 293
 294
 295 bool LyXText::isRTL(Buffer const & buffer, Paragraph const & par) const
 296 {
 297         return par.isRightToLeftPar(buffer.params());
 298 }
 299
 300
 301 void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 302 {
 303         lyxerr[Debug::ACTION] << "LyXText::dispatch: cmd: " << cmd << endl;
 304
 305         // FIXME: We use the update flag to indicates wether a singlePar or a
 306         // full screen update is needed. We reset it here but shall we restore it
 307         // at the end?
 308         cur.noUpdate();
 309
 310         BOOST_ASSERT(cur.text() == this);
 311         BufferView * bv = &cur.bv();
 312         CursorSlice oldTopSlice = cur.top();
 313         bool oldBoundary = cur.boundary();
 314         bool sel = cur.selection();
 315         // Signals that, even if needsUpdate == false, an update of the
 316         // cursor paragraph is required
 317         bool singleParUpdate = lyxaction.funcHasFlag(cmd.action,
 318                 LyXAction::SingleParUpdate);
 319         // Signals that a full-screen update is required
 320         bool needsUpdate = !(lyxaction.funcHasFlag(cmd.action,
 321                 LyXAction::NoUpdate) || singleParUpdate);
 322         // Remember the old paragraph metric (_outer_ paragraph!)
 323         ParagraphMetrics const & pm = cur.bv().parMetrics(
 324                 cur.bottom().text(), cur.bottom().pit());
 325         Dimension olddim = pm.dim();
 326
 327         switch (cmd.action) {
 328
 329         case LFUN_PARAGRAPH_MOVE_DOWN: {
 330                 pit_type const pit = cur.pit();
 331                 recUndo(cur, pit, pit + 1);
 332                 finishUndo();
 333                 std::swap(pars_[pit], pars_[pit + 1]);
 334
 335                 ParIterator begin(cur);
 336                 ++cur.pit();
 337                 ParIterator end = boost::next(ParIterator(cur));
 338                 updateLabels(cur.buffer(), begin, end);
 339
 340                 needsUpdate = true;
 341                 break;
 342         }
 343
 344         case LFUN_PARAGRAPH_MOVE_UP: {
 345                 pit_type const pit = cur.pit();
 346                 recUndo(cur, pit - 1, pit);
 347                 finishUndo();
 348                 std::swap(pars_[pit], pars_[pit - 1]);
 349
 350                 ParIterator end = boost::next(ParIterator(cur));
 351                 --cur.pit();
 352                 ParIterator begin(cur);
 353                 updateLabels(cur.buffer(), begin, end);
 354
 355                 needsUpdate = true;
 356                 break;
 357         }
 358
 359         case LFUN_APPENDIX: {
 360                 Paragraph & par = cur.paragraph();
 361                 bool start = !par.params().startOfAppendix();
 362
 363 #ifdef WITH_WARNINGS
 364 #warning The code below only makes sense at top level.
 365 // Should LFUN_APPENDIX be restricted to top-level paragraphs?
 366 #endif
 367                 // ensure that we have only one start_of_appendix in this document
 368                 for (pit_type tmp = 0, end = pars_.size(); tmp != end; ++tmp) {
 369                         if (pars_[tmp].params().startOfAppendix()) {
 370                                 recUndo(cur, tmp);
 371                                 pars_[tmp].params().startOfAppendix(false);
 372                                 break;
 373                         }
 374                 }
 375
 376                 recordUndo(cur);
 377                 par.params().startOfAppendix(start);
 378
 379                 // we can set the refreshing parameters now
 380                 updateLabels(cur.buffer());
 381                 break;
 382         }
 383
 384         case LFUN_WORD_DELETE_FORWARD:
 385                 cur.clearSelection();
 386                 deleteWordForward(cur);
 387                 finishChange(cur, false);
 388                 break;
 389
 390         case LFUN_WORD_DELETE_BACKWARD:
 391                 cur.clearSelection();
 392                 deleteWordBackward(cur);
 393                 finishChange(cur, false);
 394                 break;
 395
 396         case LFUN_LINE_DELETE:
 397                 cur.clearSelection();
 398                 deleteLineForward(cur);
 399                 finishChange(cur, false);
 400                 break;
 401
 402         case LFUN_BUFFER_BEGIN:
 403         case LFUN_BUFFER_BEGIN_SELECT:
 404                 needsUpdate |= cur.selHandle(cmd.action == LFUN_BUFFER_BEGIN_SELECT);
 405                 if (cur.depth() == 1) {
 406                         needsUpdate |= cursorTop(cur);
 407                 } else {
 408                         cur.undispatched();
 409                 }
 410                 break;
 411
 412         case LFUN_BUFFER_END:
 413         case LFUN_BUFFER_END_SELECT:
 414                 needsUpdate |= cur.selHandle(cmd.action == LFUN_BUFFER_END_SELECT);
 415                 if (cur.depth() == 1) {
 416                         needsUpdate |= cursorBottom(cur);
 417                 } else {
 418                         cur.undispatched();
 419                 }
 420                 break;
 421
 422         case LFUN_CHAR_FORWARD:
 423         case LFUN_CHAR_FORWARD_SELECT:
 424                 //lyxerr << BOOST_CURRENT_FUNCTION
 425                 //       << " LFUN_CHAR_FORWARD[SEL]:\n" << cur << endl;
 426                 needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_FORWARD_SELECT);
 427                 if (isRTL(*cur.bv().buffer(), cur.paragraph()))
 428                         needsUpdate |= cursorLeft(cur);
 429                 else
 430                         needsUpdate |= cursorRight(cur);
 431
 432                 if (!needsUpdate && oldTopSlice == cur.top()
 433                                 && cur.boundary() == oldBoundary) {
 434                         cur.undispatched();
 435                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 436                 }
 437                 if (cur.selection())
 438                         saveSelection(cur);
 439                 break;
 440
 441         case LFUN_CHAR_BACKWARD:
 442         case LFUN_CHAR_BACKWARD_SELECT:
 443                 //lyxerr << "handle LFUN_CHAR_BACKWARD[_SELECT]:\n" << cur << endl;
 444                 needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_BACKWARD_SELECT);
 445                 if (isRTL(*cur.bv().buffer(), cur.paragraph()))
 446                         needsUpdate |= cursorRight(cur);
 447                 else
 448                         needsUpdate |= cursorLeft(cur);
 449
 450                 if (!needsUpdate && oldTopSlice == cur.top()
 451                         && cur.boundary() == oldBoundary) {
 452                         cur.undispatched();
 453                         cmd = FuncRequest(LFUN_FINISHED_LEFT);
 454                 }
 455                 if (cur.selection())
 456                         saveSelection(cur);
 457                 break;
 458
 459         case LFUN_UP:
 460         case LFUN_UP_SELECT:
 461                 //lyxerr << "handle LFUN_UP[SEL]:\n" << cur << endl;
 462                 needsUpdate |= cur.selHandle(cmd.action == LFUN_UP_SELECT);
 463
 464                 needsUpdate |= cursorUp(cur);
 465
 466                 if (!needsUpdate && oldTopSlice == cur.top()
 467                           && cur.boundary() == oldBoundary) {
 468                         cur.undispatched();
 469                         cmd = FuncRequest(LFUN_FINISHED_UP);
 470                 }
 471                 if (cur.selection())
 472                         saveSelection(cur);
 473                 break;
 474
 475         case LFUN_DOWN:
 476         case LFUN_DOWN_SELECT:
 477                 //lyxerr << "handle LFUN_DOWN[SEL]:\n" << cur << endl;
 478                 needsUpdate |= cur.selHandle(cmd.action == LFUN_DOWN_SELECT);
 479                 needsUpdate |= cursorDown(cur);
 480
 481                 if (!needsUpdate && oldTopSlice == cur.top() &&
 482                     cur.boundary() == oldBoundary)
 483                 {
 484                         cur.undispatched();
 485                         cmd = FuncRequest(LFUN_FINISHED_DOWN);
 486                 }
 487                 if (cur.selection())
 488                         saveSelection(cur);
 489                 break;
 490
 491         case LFUN_PARAGRAPH_UP:
 492         case LFUN_PARAGRAPH_UP_SELECT:
 493                 needsUpdate |= cur.selHandle(cmd.action == LFUN_PARAGRAPH_UP_SELECT);
 494                 needsUpdate |= cursorUpParagraph(cur);
 495                 if (cur.selection())
 496                         saveSelection(cur);
 497                 break;
 498
 499         case LFUN_PARAGRAPH_DOWN:
 500         case LFUN_PARAGRAPH_DOWN_SELECT:
 501                 needsUpdate |= cur.selHandle(cmd.action == LFUN_PARAGRAPH_DOWN_SELECT);
 502                 needsUpdate |= cursorDownParagraph(cur);
 503                 if (cur.selection())
 504                         saveSelection(cur);
 505                 break;
 506
 507         case LFUN_SCREEN_UP:
 508         case LFUN_SCREEN_UP_SELECT:
 509                 needsUpdate |= cur.selHandle(cmd.action == LFUN_SCREEN_UP_SELECT);
 510                 if (cur.pit() == 0 && cur.textRow().pos() == 0) {
 511                         cur.undispatched();
 512                         cmd = FuncRequest(LFUN_FINISHED_UP);
 513                 } else {
 514                         cursorPrevious(cur);
 515                 }
 516                 if (cur.selection())
 517                         saveSelection(cur);
 518                 break;
 519
 520         case LFUN_SCREEN_DOWN:
 521         case LFUN_SCREEN_DOWN_SELECT:
 522                 needsUpdate |= cur.selHandle(cmd.action == LFUN_SCREEN_DOWN_SELECT);
 523                 if (cur.pit() == cur.lastpit()
 524                           && cur.textRow().endpos() == cur.lastpos()) {
 525                         cur.undispatched();
 526                         cmd = FuncRequest(LFUN_FINISHED_DOWN);
 527                 } else {
 528                         cursorNext(cur);
 529                 }
 530                 if (cur.selection())
 531                         saveSelection(cur);
 532                 break;
 533
 534         case LFUN_LINE_BEGIN:
 535         case LFUN_LINE_BEGIN_SELECT:
 536                 needsUpdate |= cur.selHandle(cmd.action == LFUN_LINE_BEGIN_SELECT);
 537                 needsUpdate |= cursorHome(cur);
 538                 break;
 539
 540         case LFUN_LINE_END:
 541         case LFUN_LINE_END_SELECT:
 542                 needsUpdate |= cur.selHandle(cmd.action == LFUN_LINE_END_SELECT);
 543                 needsUpdate |= cursorEnd(cur);
 544                 if (cur.selection())
 545                         saveSelection(cur);
 546                 break;
 547
 548         case LFUN_WORD_FORWARD:
 549         case LFUN_WORD_FORWARD_SELECT:
 550                 needsUpdate |= cur.selHandle(cmd.action == LFUN_WORD_FORWARD_SELECT);
 551                 if (isRTL(*cur.bv().buffer(), cur.paragraph()))
 552                         needsUpdate |= cursorLeftOneWord(cur);
 553                 else
 554                         needsUpdate |= cursorRightOneWord(cur);
 555                 if (cur.selection())
 556                         saveSelection(cur);
 557                 break;
 558
 559         case LFUN_WORD_BACKWARD:
 560         case LFUN_WORD_BACKWARD_SELECT:
 561                 needsUpdate |= cur.selHandle(cmd.action == LFUN_WORD_BACKWARD_SELECT);
 562                 if (isRTL(*cur.bv().buffer(), cur.paragraph()))
 563                         needsUpdate |= cursorRightOneWord(cur);
 564                 else
 565                         needsUpdate |= cursorLeftOneWord(cur);
 566                 if (cur.selection())
 567                         saveSelection(cur);
 568                 break;
 569
 570         case LFUN_WORD_SELECT: {
 571                 selectWord(cur, WHOLE_WORD);
 572                 finishChange(cur, true);
 573                 break;
 574         }
 575
 576         case LFUN_BREAK_LINE: {
 577                 // Not allowed by LaTeX (labels or empty par)
 578                 if (cur.pos() > cur.paragraph().beginOfBody()) {
 579                         if (!cur.selection())
 580                                 recordUndo(cur);
 581                         cap::replaceSelection(cur);
 582                         cur.insert(new InsetNewline);
 583                         cur.posRight();
 584                         moveCursor(cur, false);
 585                 }
 586                 break;
 587         }
 588
 589         case LFUN_CHAR_DELETE_FORWARD:
 590                 if (!cur.selection()) {
 591                         if (cur.pos() == cur.paragraph().size())
 592                                 // Par boundary, force full-screen update
 593                                 singleParUpdate = false;
 594                         needsUpdate |= erase(cur);
 595                         cur.resetAnchor();
 596                         // It is possible to make it a lot faster still
 597                         // just comment out the line below...
 598                 } else {
 599                         cutSelection(cur, true, false);
 600                         singleParUpdate = false;
 601                 }
 602                 moveCursor(cur, false);
 603                 break;
 604
 605         case LFUN_DELETE_FORWARD_SKIP:
 606                 // Reverse the effect of LFUN_BREAK_PARAGRAPH_SKIP.
 607                 if (!cur.selection()) {
 608                         if (cur.pos() == cur.lastpos()) {
 609                                 cursorRight(cur);
 610                                 cursorLeft(cur);
 611                         }
 612                         erase(cur);
 613                         cur.resetAnchor();
 614                 } else {
 615                         cutSelection(cur, true, false);
 616                 }
 617                 break;
 618
 619
 620         case LFUN_CHAR_DELETE_BACKWARD:
 621                 if (!cur.selection()) {
 622                         if (bv->getIntl().getTransManager().backspace()) {
 623                                 // Par boundary, full-screen update
 624                                 if (cur.pos() == 0)
 625                                         singleParUpdate = false;
 626                                 needsUpdate |= backspace(cur);
 627                                 cur.resetAnchor();
 628                                 // It is possible to make it a lot faster still
 629                                 // just comment out the line below...
 630                         }
 631                 } else {
 632                         cutSelection(cur, true, false);
 633                         singleParUpdate = false;
 634                 }
 635                 bv->switchKeyMap();
 636                 break;
 637
 638         case LFUN_DELETE_BACKWARD_SKIP:
 639                 // Reverse the effect of LFUN_BREAK_PARAGRAPH_SKIP.
 640                 if (!cur.selection()) {
 641 #ifdef WITH_WARNINGS
 642 #warning look here
 643 #endif
 644                         //CursorSlice cur = cursor();
 645                         backspace(cur);
 646                         //anchor() = cur;
 647                 } else {
 648                         cutSelection(cur, true, false);
 649                 }
 650                 break;
 651
 652         case LFUN_BREAK_PARAGRAPH:
 653                 cap::replaceSelection(cur);
 654                 breakParagraph(cur, 0);
 655                 cur.resetAnchor();
 656                 bv->switchKeyMap();
 657                 break;
 658
 659         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
 660                 cap::replaceSelection(cur);
 661                 breakParagraph(cur, 1);
 662                 cur.resetAnchor();
 663                 bv->switchKeyMap();
 664                 break;
 665
 666         case LFUN_BREAK_PARAGRAPH_SKIP: {
 667                 // When at the beginning of a paragraph, remove
 668                 // indentation.  Otherwise, do the same as LFUN_BREAK_PARAGRAPH.
 669                 cap::replaceSelection(cur);
 670                 if (cur.pos() == 0)
 671                         cur.paragraph().params().labelWidthString(docstring());
 672                 else
 673                         breakParagraph(cur, 0);
 674                 cur.resetAnchor();
 675                 bv->switchKeyMap();
 676                 break;
 677         }
 678
 679         case LFUN_PARAGRAPH_SPACING: {
 680                 Paragraph & par = cur.paragraph();
 681                 Spacing::Space cur_spacing = par.params().spacing().getSpace();
 682                 string cur_value = "1.0";
 683                 if (cur_spacing == Spacing::Other)
 684                         cur_value = par.params().spacing().getValueAsString();
 685
 686                 istringstream is(to_utf8(cmd.argument()));
 687                 string tmp;
 688                 is >> tmp;
 689                 Spacing::Space new_spacing = cur_spacing;
 690                 string new_value = cur_value;
 691                 if (tmp.empty()) {
 692                         lyxerr << "Missing argument to `paragraph-spacing'"
 693                                << endl;
 694                 } else if (tmp == "single") {
 695                         new_spacing = Spacing::Single;
 696                 } else if (tmp == "onehalf") {
 697                         new_spacing = Spacing::Onehalf;
 698                 } else if (tmp == "double") {
 699                         new_spacing = Spacing::Double;
 700                 } else if (tmp == "other") {
 701                         new_spacing = Spacing::Other;
 702                         string tmpval = "0.0";
 703                         is >> tmpval;
 704                         lyxerr << "new_value = " << tmpval << endl;
 705                         if (tmpval != "0.0")
 706                                 new_value = tmpval;
 707                 } else if (tmp == "default") {
 708                         new_spacing = Spacing::Default;
 709                 } else {
 710                         lyxerr << to_utf8(_("Unknown spacing argument: "))
 711                                << to_utf8(cmd.argument()) << endl;
 712                 }
 713                 if (cur_spacing != new_spacing || cur_value != new_value)
 714                         par.params().spacing(Spacing(new_spacing, new_value));
 715                 break;
 716         }
 717
 718         case LFUN_INSET_INSERT: {
 719                 recordUndo(cur);
 720                 InsetBase * inset = createInset(bv, cmd);
 721                 if (inset) {
 722                         Paragraph & par = pars_[cur.pit()];
 723                         // FIXME (Abdel 01/02/2006:
 724                         // What follows is a partial fix for bug 2154:
 725                         //   http://bugzilla.lyx.org/show_bug.cgi?id=2154
 726                         // This will automatically put the label inset _after_ a
 727                         // numbered section. It is possible to extend the mechanism
 728                         // to any kind of LateX environement.
 729                         if (inset->lyxCode() == InsetBase::LABEL_CODE
 730                                 && par.layout()->labeltype == LABEL_COUNTER) {
 731                                 // Go to the end of the paragraph
 732                                 // Warning: Because of Change-Tracking, the last
 733                                 // position is 'size()' and not 'size()-1':
 734                                 cur.pos() = par.size();
 735                                 // Insert a new paragraph
 736                                 FuncRequest fr(LFUN_BREAK_PARAGRAPH);
 737                                 dispatch(cur, fr);
 738                         }
 739                         insertInset(cur, inset);
 740                         cur.posRight();
 741                 }
 742                 break;
 743         }
 744
 745         case LFUN_INSET_DISSOLVE:
 746                 needsUpdate |= dissolveInset(cur);
 747                 break;
 748
 749         case LFUN_INSET_SETTINGS:
 750                 cur.inset().showInsetDialog(bv);
 751                 break;
 752
 753         case LFUN_SPACE_INSERT:
 754                 if (cur.paragraph().layout()->free_spacing)
 755                         insertChar(cur, ' ');
 756                 else {
 757                         doInsertInset(cur, this, cmd, false, false);
 758                         cur.posRight();
 759                 }
 760                 moveCursor(cur, false);
 761                 break;
 762
 763         case LFUN_HYPHENATION_POINT_INSERT:
 764                 specialChar(cur, InsetSpecialChar::HYPHENATION);
 765                 break;
 766
 767         case LFUN_LIGATURE_BREAK_INSERT:
 768                 specialChar(cur, InsetSpecialChar::LIGATURE_BREAK);
 769                 break;
 770
 771         case LFUN_DOTS_INSERT:
 772                 specialChar(cur, InsetSpecialChar::LDOTS);
 773                 break;
 774
 775         case LFUN_END_OF_SENTENCE_PERIOD_INSERT:
 776                 specialChar(cur, InsetSpecialChar::END_OF_SENTENCE);
 777                 break;
 778
 779         case LFUN_MENU_SEPARATOR_INSERT:
 780                 specialChar(cur, InsetSpecialChar::MENU_SEPARATOR);
 781                 break;
 782
 783         case LFUN_WORD_UPCASE:
 784                 changeCase(cur, LyXText::text_uppercase);
 785                 break;
 786
 787         case LFUN_WORD_LOWCASE:
 788                 changeCase(cur, LyXText::text_lowercase);
 789                 break;
 790
 791         case LFUN_WORD_CAPITALIZE:
 792                 changeCase(cur, LyXText::text_capitalization);
 793                 break;
 794
 795         case LFUN_CHARS_TRANSPOSE:
 796                 charsTranspose(cur);
 797                 break;
 798
 799         case LFUN_PASTE:
 800                 cur.message(_("Paste"));
 801                 cap::replaceSelection(cur);
 802                 if (cmd.argument().empty() && !theClipboard().isInternal())
 803                         pasteClipboard(cur, bv->buffer()->errorList("Paste"));
 804                 else {
 805                         string const arg(to_utf8(cmd.argument()));
 806                         pasteFromStack(cur, bv->buffer()->errorList("Paste"),
 807                                         isStrUnsignedInt(arg) ?
 808                                                 convert<unsigned int>(arg) :
 809                                                 0);
 810                 }
 811                 bv->buffer()->errors("Paste");
 812                 cur.clearSelection(); // bug 393
 813                 bv->switchKeyMap();
 814                 finishUndo();
 815                 break;
 816
 817         case LFUN_CUT:
 818                 cutSelection(cur, true, true);
 819                 cur.message(_("Cut"));
 820                 break;
 821
 822         case LFUN_COPY:
 823                 copySelection(cur);
 824                 cur.message(_("Copy"));
 825                 break;
 826
 827         case LFUN_SERVER_GET_XY:
 828                 cur.message(from_utf8(
 829                         convert<string>(cursorX(cur.bv(), cur.top(), cur.boundary()))
 830                         + ' ' + convert<string>(cursorY(cur.bv(), cur.top(), cur.boundary()))));
 831                 break;
 832
 833         case LFUN_SERVER_SET_XY: {
 834                 int x = 0;
 835                 int y = 0;
 836                 istringstream is(to_utf8(cmd.argument()));
 837                 is >> x >> y;
 838                 if (!is)
 839                         lyxerr << "SETXY: Could not parse coordinates in '"
 840                                << to_utf8(cmd.argument()) << std::endl;
 841                 else
 842                         setCursorFromCoordinates(cur, x, y);
 843                 break;
 844         }
 845
 846         case LFUN_SERVER_GET_FONT:
 847                 if (current_font.shape() == LyXFont::ITALIC_SHAPE)
 848                         cur.message(from_ascii("E"));
 849                 else if (current_font.shape() == LyXFont::SMALLCAPS_SHAPE)
 850                         cur.message(from_ascii("N"));
 851                 else
 852                         cur.message(from_ascii("0"));
 853                 break;
 854
 855         case LFUN_SERVER_GET_LAYOUT:
 856                 cur.message(from_utf8(cur.paragraph().layout()->name()));
 857                 break;
 858
 859         case LFUN_LAYOUT: {
 860                 string layout = to_ascii(cmd.argument());
 861                 lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) " << layout << endl;
 862
 863                 // Derive layout number from given argument (string)
 864                 // and current buffer's textclass (number)
 865                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
 866                 if (layout.empty())
 867                         layout = tclass.defaultLayoutName();
 868                 bool hasLayout = tclass.hasLayout(layout);
 869
 870                 // If the entry is obsolete, use the new one instead.
 871                 if (hasLayout) {
 872                         string const & obs = tclass[layout]->obsoleted_by();
 873                         if (!obs.empty())
 874                                 layout = obs;
 875                 }
 876
 877                 if (!hasLayout) {
 878                         cur.errorMessage(from_utf8(N_("Layout ")) + cmd.argument() +
 879                                 from_utf8(N_(" not known")));
 880                         break;
 881                 }
 882
 883                 bool change_layout = (current_layout != layout);
 884
 885                 if (!change_layout && cur.selection() &&
 886                         cur.selBegin().pit() != cur.selEnd().pit())
 887                 {
 888                         pit_type spit = cur.selBegin().pit();
 889                         pit_type epit = cur.selEnd().pit() + 1;
 890                         while (spit != epit) {
 891                                 if (pars_[spit].layout()->name() != current_layout) {
 892                                         change_layout = true;
 893                                         break;
 894                                 }
 895                                 ++spit;
 896                         }
 897                 }
 898
 899                 if (change_layout) {
 900                         current_layout = layout;
 901                         setLayout(cur, layout);
 902                         // inform the GUI that the layout has changed.
 903                         bv->layoutChanged(layout);
 904                         bv->switchKeyMap();
 905                 }
 906                 break;
 907         }
 908
 909         case LFUN_CLIPBOARD_PASTE:
 910                 cur.clearSelection();
 911                 pasteClipboard(cur, bv->buffer()->errorList("Paste"),
 912                                cmd.argument() == "paragraph");
 913                 bv->buffer()->errors("Paste");
 914                 break;
 915
 916         case LFUN_PRIMARY_SELECTION_PASTE:
 917                 pasteString(cur, theSelection().get(),
 918                             cmd.argument() == "paragraph");
 919                 break;
 920
 921         case LFUN_UNICODE_INSERT: {
 922                 if (cmd.argument().empty())
 923                         break;
 924                 docstring hexstring = cmd.argument();
 925                 if (lyx::support::isHex(hexstring)) {
 926                         char_type c = lyx::support::hexToInt(hexstring);
 927                         if (c > 32 && c < 0x10ffff) {
 928                                 lyxerr << "Inserting c: " << c << endl;
 929                                 docstring s = docstring(1, c);
 930                                 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, s));
 931                         }
 932                 }
 933                 break;
 934         }
 935
 936         case LFUN_QUOTE_INSERT: {
 937                 cap::replaceSelection(cur);
 938                 Paragraph & par = cur.paragraph();
 939                 pos_type pos = cur.pos();
 940                 char_type c;
 941                 if (pos == 0)
 942                         c = ' ';
 943                 else if (cur.prevInset() && cur.prevInset()->isSpace())
 944                         c = ' ';
 945                 else
 946                         c = par.getChar(pos - 1);
 947
 948                 LyXLayout_ptr const & style = par.layout();
 949
 950                 BufferParams const & bufparams = bv->buffer()->params();
 951                 if (!style->pass_thru
 952                     && par.getFontSettings(bufparams, pos).language()->lang() != "hebrew") {
 953                         string arg = to_utf8(cmd.argument());
 954                         if (arg == "single")
 955                                 cur.insert(new InsetQuotes(c,
 956                                     bufparams.quotes_language,
 957                                     InsetQuotes::SingleQ));
 958                         else
 959                                 cur.insert(new InsetQuotes(c,
 960                                     bufparams.quotes_language,
 961                                     InsetQuotes::DoubleQ));
 962                         cur.posRight();
 963                 }
 964                 else
 965                         lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, "\""));
 966                 break;
 967         }
 968
 969         case LFUN_DATE_INSERT:
 970                 if (cmd.argument().empty())
 971                         lyx::dispatch(FuncRequest(LFUN_SELF_INSERT,
 972                                 formatted_time(current_time())));
 973                 else
 974                         lyx::dispatch(FuncRequest(LFUN_SELF_INSERT,
 975                                 formatted_time(current_time(), to_utf8(cmd.argument()))));
 976                 break;
 977
 978         case LFUN_MOUSE_TRIPLE:
 979                 if (cmd.button() == mouse_button::button1) {
 980                         cursorHome(cur);
 981                         cur.resetAnchor();
 982                         cursorEnd(cur);
 983                         cur.setSelection();
 984                         bv->cursor() = cur;
 985                         saveSelection(cur);
 986                 }
 987                 break;
 988
 989         case LFUN_MOUSE_DOUBLE:
 990                 if (cmd.button() == mouse_button::button1) {
 991                         selectWord(cur, WHOLE_WORD_STRICT);
 992                         bv->cursor() = cur;
 993                 }
 994                 break;
 995
 996         // Single-click on work area
 997         case LFUN_MOUSE_PRESS: {
 998                 // Right click on a footnote flag opens float menu
 999                 if (cmd.button() == mouse_button::button3)
1000                         cur.clearSelection();
1001
1002                 // Middle button press pastes if we have a selection
1003                 // We do this here as if the selection was inside an inset
1004                 // it could get cleared on the unlocking of the inset so
1005                 // we have to check this first
1006                 bool paste_internally = false;
1007                 if (cmd.button() == mouse_button::button2 && cap::selection()) {
1008                         // Copy the selection buffer to the clipboard
1009                         // stack, because we want it to appear in the
1010                         // "Edit->Paste recent" menu.
1011                         cap::copySelectionToStack();
1012                         paste_internally = true;
1013                 }
1014
1015                 // we have to update after dePM triggered
1016                 bool update = bv->mouseSetCursor(cur);
1017
1018                 // Insert primary selection with middle mouse
1019                 // if there is a local selection in the current buffer,
1020                 // insert this
1021                 if (cmd.button() == mouse_button::button2) {
1022                         if (paste_internally) {
1023                                 cap::pasteSelection(cur, bv->buffer()->errorList("Paste"));
1024                                 bv->buffer()->errors("Paste");
1025                                 cur.clearSelection(); // bug 393
1026                                 bv->switchKeyMap();
1027                                 finishUndo();
1028                         } else
1029                                 lyx::dispatch(FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph"));
1030                 }
1031
1032                 if (!update && cmd.button() == mouse_button::button1) {
1033                         needsUpdate = false;
1034                         cur.noUpdate();
1035                 }
1036
1037                 break;
1038         }
1039
1040         case LFUN_MOUSE_MOTION: {
1041                 // Only use motion with button 1
1042                 //if (cmd.button() != mouse_button::button1)
1043                 //      return false;
1044
1045                 // ignore motions deeper nested than the real anchor
1046                 LCursor & bvcur = cur.bv().cursor();
1047                 if (bvcur.anchor_.hasPart(cur)) {
1048                         CursorSlice old = bvcur.top();
1049
1050                         int const wh = bv->workHeight();
1051                         int const y = std::max(0, std::min(wh - 1, cmd.y));
1052
1053                         setCursorFromCoordinates(cur, cmd.x, y);
1054                         cur.x_target() = cmd.x;
1055                         if (cmd.y >= wh)
1056                                 lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
1057                         else if (cmd.y < 0)
1058                                 lyx::dispatch(FuncRequest(LFUN_UP_SELECT));
1059                         // This is to allow jumping over large insets
1060                         if (cur.top() == old) {
1061                                 if (cmd.y >= wh)
1062                                         lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
1063                                 else if (cmd.y < 0)
1064                                         lyx::dispatch(FuncRequest(LFUN_UP_SELECT));
1065                         }
1066
1067                         if (cur.top() == old)
1068                                 cur.noUpdate();
1069                         else {
1070                                 // don't set anchor_
1071                                 bvcur.setCursor(cur);
1072                                 bvcur.selection() = true;
1073                                 //lyxerr << "MOTION: " << bv->cursor() << endl;
1074                         }
1075
1076                 } else
1077                         cur.undispatched();
1078                 break;
1079         }
1080
1081         case LFUN_MOUSE_RELEASE: {
1082                 if (cmd.button() == mouse_button::button2)
1083                         break;
1084
1085                 if (cmd.button() == mouse_button::button1) {
1086                         // if there is new selection, update persistent
1087                         // selection, otherwise, single click does not
1088                         // clear persistent selection buffer
1089                         if (cur.selection()) {
1090                                 // finish selection
1091                                 // if double click, cur is moved to the end of word by selectWord
1092                                 // but bvcur is current mouse position
1093                                 LCursor & bvcur = cur.bv().cursor();
1094                                 bvcur.selection() = true;
1095                                 saveSelection(bvcur);
1096                         }
1097                         needsUpdate = false;
1098                         cur.noUpdate();
1099                 }
1100
1101                 bv->switchKeyMap();
1102                 break;
1103         }
1104
1105         case LFUN_SELF_INSERT: {
1106                 if (cmd.argument().empty())
1107                         break;
1108
1109                 // Automatically delete the currently selected
1110                 // text and replace it with what is being
1111                 // typed in now. Depends on lyxrc settings
1112                 // "auto_region_delete", which defaults to
1113                 // true (on).
1114
1115                 if (lyxrc.auto_region_delete)
1116                         if (cur.selection())
1117                                 cutSelection(cur, false, false);
1118
1119                 cur.clearSelection();
1120                 LyXFont const old_font = real_current_font;
1121
1122                 docstring::const_iterator cit = cmd.argument().begin();
1123                 docstring::const_iterator end = cmd.argument().end();
1124                 for (; cit != end; ++cit)
1125 #if 0
1126                         bv->getIntl().getTransManager().
1127                                 translateAndInsert(*cit, this);
1128 #else
1129                         insertChar(bv->cursor(), *cit);
1130 #endif
1131
1132                 cur.resetAnchor();
1133                 moveCursor(cur, false);
1134                 break;
1135         }
1136
1137         case LFUN_URL_INSERT: {
1138                 InsetCommandParams p("url");
1139                 string const data = InsetCommandMailer::params2string("url", p);
1140                 bv->showInsetDialog("url", data, 0);
1141                 break;
1142         }
1143
1144         case LFUN_HTML_INSERT: {
1145                 InsetCommandParams p("htmlurl");
1146                 string const data = InsetCommandMailer::params2string("url", p);
1147                 bv->showInsetDialog("url", data, 0);
1148                 break;
1149         }
1150
1151         case LFUN_LABEL_INSERT: {
1152                 InsetCommandParams p("label");
1153                 // Try to generate a valid label
1154                 p["name"] = (cmd.argument().empty()) ?
1155                         cur.getPossibleLabel() :
1156                         cmd.argument();
1157                 string const data = InsetCommandMailer::params2string("label", p);
1158
1159                 if (cmd.argument().empty()) {
1160                         bv->showInsetDialog("label", data, 0);
1161                 } else {
1162                         FuncRequest fr(LFUN_INSET_INSERT, data);
1163                         dispatch(cur, fr);
1164                 }
1165                 break;
1166         }
1167
1168
1169 #if 0
1170         case LFUN_LIST_INSERT:
1171         case LFUN_THEOREM_INSERT:
1172 #endif
1173         case LFUN_CAPTION_INSERT:
1174                 // Open the inset, and move the current selection
1175                 // inside it.
1176                 doInsertInset(cur, this, cmd, true, true);
1177                 cur.posRight();
1178                 updateLabels(*bv->buffer());
1179                 break;
1180         case LFUN_NOTE_INSERT:
1181         case LFUN_CHARSTYLE_INSERT:
1182         case LFUN_BOX_INSERT:
1183         case LFUN_BRANCH_INSERT:
1184         case LFUN_BIBITEM_INSERT:
1185         case LFUN_ERT_INSERT:
1186         case LFUN_FOOTNOTE_INSERT:
1187         case LFUN_MARGINALNOTE_INSERT:
1188         case LFUN_OPTIONAL_INSERT:
1189         case LFUN_ENVIRONMENT_INSERT:
1190                 // Open the inset, and move the current selection
1191                 // inside it.
1192                 doInsertInset(cur, this, cmd, true, true);
1193                 cur.posRight();
1194                 break;
1195
1196         case LFUN_TABULAR_INSERT:
1197                 // if there were no arguments, just open the dialog
1198                 if (doInsertInset(cur, this, cmd, false, true))
1199                         cur.posRight();
1200                 else
1201                         bv->showDialog("tabularcreate");
1202
1203                 break;
1204
1205         case LFUN_FLOAT_INSERT:
1206         case LFUN_FLOAT_WIDE_INSERT:
1207         case LFUN_WRAP_INSERT: {
1208                 doInsertInset(cur, this, cmd, true, true);
1209                 cur.posRight();
1210                 ParagraphList & pars = cur.text()->paragraphs();
1211                 // We create two additional empty paragraphs so that the
1212                 // user can choose where to put the graphics (or table).
1213                 pars.push_back(pars[0]);
1214                 pars.push_back(pars[0]);
1215                 // Now that we have three paragraphs, we reposition the cursor
1216                 // at the beginning of the second one.
1217                 cur.pit() = 1;
1218                 cur.pos() = 0;
1219                 cur.dispatch(FuncRequest(LFUN_CAPTION_INSERT));
1220                 // FIXME: When leaving the Float (or Wrap) inset we should
1221                 // delete any empty paragraph left above or below the
1222                 // caption.
1223                 break;
1224         }
1225
1226         case LFUN_INDEX_INSERT:
1227         case LFUN_NOMENCL_INSERT: {
1228                 InsetBase * inset = createInset(&cur.bv(), cmd);
1229                 if (!inset)
1230                         break;
1231
1232                 recordUndo(cur);
1233                 cur.clearSelection();
1234                 insertInset(cur, inset);
1235                 inset->edit(cur, true);
1236                 // Show the dialog for the nomenclature entry, since the
1237                 // description entry still needs to be filled in.
1238                 if (cmd.action == LFUN_NOMENCL_INSERT)
1239                         InsetCommandMailer("nomenclature",
1240                                 *reinterpret_cast<InsetCommand *>(inset)).showDialog(&cur.bv());
1241                 cur.posRight();
1242                 break;
1243         }
1244
1245         case LFUN_INDEX_PRINT:
1246         case LFUN_NOMENCL_PRINT:
1247         case LFUN_TOC_INSERT:
1248         case LFUN_HFILL_INSERT:
1249         case LFUN_LINE_INSERT:
1250         case LFUN_PAGEBREAK_INSERT:
1251         case LFUN_CLEARPAGE_INSERT:
1252         case LFUN_CLEARDOUBLEPAGE_INSERT:
1253                 // do nothing fancy
1254                 doInsertInset(cur, this, cmd, false, false);
1255                 cur.posRight();
1256                 break;
1257
1258         case LFUN_DEPTH_DECREMENT:
1259                 changeDepth(cur, DEC_DEPTH);
1260                 break;
1261
1262         case LFUN_DEPTH_INCREMENT:
1263                 changeDepth(cur, INC_DEPTH);
1264                 break;
1265
1266         case LFUN_MATH_DISPLAY:
1267                 mathDispatch(cur, cmd, true);
1268                 break;
1269
1270         case LFUN_MATH_IMPORT_SELECTION:
1271         case LFUN_MATH_MODE:
1272                 if (cmd.argument() == "on")
1273                         // don't pass "on" as argument
1274                         mathDispatch(cur, FuncRequest(LFUN_MATH_MODE), false);
1275                 else
1276                         mathDispatch(cur, cmd, false);
1277                 break;
1278
1279         case LFUN_MATH_MACRO:
1280                 if (cmd.argument().empty())
1281                         cur.errorMessage(from_utf8(N_("Missing argument")));
1282                 else {
1283                         string s = to_utf8(cmd.argument());
1284                         string const s1 = token(s, ' ', 1);
1285                         int const nargs = s1.empty() ? 0 : convert<int>(s1);
1286                         string const s2 = token(s, ' ', 2);
1287                         string const type = s2.empty() ? "newcommand" : s2;
1288                         cur.insert(new MathMacroTemplate(from_utf8(token(s, ' ', 0)), nargs, from_utf8(type)));
1289                         //cur.nextInset()->edit(cur, true);
1290                 }
1291                 break;
1292
1293         // passthrough hat and underscore outside mathed:
1294         case LFUN_MATH_SUBSCRIPT:
1295                 mathDispatch(cur, FuncRequest(LFUN_SELF_INSERT, "_"), false);
1296                 break;
1297         case LFUN_MATH_SUPERSCRIPT:
1298                 mathDispatch(cur, FuncRequest(LFUN_SELF_INSERT, "^"), false);
1299                 break;
1300
1301         case LFUN_MATH_INSERT:
1302         case LFUN_MATH_MATRIX:
1303         case LFUN_MATH_DELIM:
1304         case LFUN_MATH_BIGDELIM: {
1305                 cur.insert(new InsetMathHull(hullSimple));
1306                 cur.dispatch(FuncRequest(LFUN_CHAR_FORWARD));
1307                 cur.dispatch(cmd);
1308                 break;
1309         }
1310
1311         case LFUN_FONT_EMPH: {
1312                 LyXFont font(LyXFont::ALL_IGNORE);
1313                 font.setEmph(LyXFont::TOGGLE);
1314                 toggleAndShow(cur, this, font);
1315                 break;
1316         }
1317
1318         case LFUN_FONT_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_FONT_NOUN: {
1326                 LyXFont font(LyXFont::ALL_IGNORE);
1327                 font.setNoun(LyXFont::TOGGLE);
1328                 toggleAndShow(cur, this, font);
1329                 break;
1330         }
1331
1332         case LFUN_FONT_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_FONT_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_FONT_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_FONT_DEFAULT: {
1354                 LyXFont font(LyXFont::ALL_INHERIT, ignore_language);
1355                 toggleAndShow(cur, this, font);
1356                 break;
1357         }
1358
1359         case LFUN_FONT_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(to_utf8(cmd.argument()));
1369                 toggleAndShow(cur, this, font);
1370                 break;
1371         }
1372
1373         case LFUN_LANGUAGE: {
1374                 Language const * lang = languages.getLanguage(to_utf8(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_FONT_FREE_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_FONT_FREE_UPDATE: {
1392                 LyXFont font;
1393                 bool toggle;
1394                 if (bv_funcs::string2font(to_utf8(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[Debug::DEBUG] << "handle LFUN_FINISHED_LEFT:\n" << cur << endl;
1405                 break;
1406
1407         case LFUN_FINISHED_RIGHT:
1408                 lyxerr[Debug::DEBUG] << "handle LFUN_FINISHED_RIGHT:\n" << cur << endl;
1409                 ++cur.pos();
1410                 break;
1411
1412         case LFUN_FINISHED_UP:
1413                 lyxerr[Debug::DEBUG] << "handle LFUN_FINISHED_UP:\n" << cur << endl;
1414                 cursorUp(cur);
1415                 break;
1416
1417         case LFUN_FINISHED_DOWN:
1418                 lyxerr[Debug::DEBUG] << "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->showDialogWithData("paragraph", data);
1427                 break;
1428         }
1429
1430         case LFUN_PARAGRAPH_UPDATE: {
1431                 string data;
1432                 params2string(cur.paragraph(), data);
1433
1434                 // Will the paragraph accept changes from the dialog?
1435                 bool const accept = !cur.inset().forceDefaultParagraphs(cur.idx());
1436
1437                 data = "update " + convert<string>(accept) + '\n' + data;
1438                 bv->updateDialog("paragraph", data);
1439                 break;
1440         }
1441
1442         case LFUN_ACCENT_UMLAUT:
1443         case LFUN_ACCENT_CIRCUMFLEX:
1444         case LFUN_ACCENT_GRAVE:
1445         case LFUN_ACCENT_ACUTE:
1446         case LFUN_ACCENT_TILDE:
1447         case LFUN_ACCENT_CEDILLA:
1448         case LFUN_ACCENT_MACRON:
1449         case LFUN_ACCENT_DOT:
1450         case LFUN_ACCENT_UNDERDOT:
1451         case LFUN_ACCENT_UNDERBAR:
1452         case LFUN_ACCENT_CARON:
1453         case LFUN_ACCENT_SPECIAL_CARON:
1454         case LFUN_ACCENT_BREVE:
1455         case LFUN_ACCENT_TIE:
1456         case LFUN_ACCENT_HUNGARIAN_UMLAUT:
1457         case LFUN_ACCENT_CIRCLE:
1458         case LFUN_ACCENT_OGONEK:
1459                 theLyXFunc().handleKeyFunc(cmd.action);
1460                 if (!cmd.argument().empty())
1461                         // FIXME: Are all these characters encoded in one byte in utf8?
1462                         bv->getIntl().getTransManager()
1463                                 .translateAndInsert(cmd.argument()[0], this, cur);
1464                 break;
1465
1466         case LFUN_FLOAT_LIST: {
1467                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
1468                 if (tclass.floats().typeExist(to_utf8(cmd.argument()))) {
1469                         // not quite sure if we want this...
1470                         recordUndo(cur);
1471                         cur.clearSelection();
1472                         breakParagraph(cur);
1473
1474                         if (cur.lastpos() != 0) {
1475                                 cursorLeft(cur);
1476                                 breakParagraph(cur);
1477                         }
1478
1479                         setLayout(cur, tclass.defaultLayoutName());
1480                         setParagraph(cur, Spacing(), LYX_ALIGN_LAYOUT, docstring(), 0);
1481                         insertInset(cur, new InsetFloatList(to_utf8(cmd.argument())));
1482                         cur.posRight();
1483                 } else {
1484                         lyxerr << "Non-existent float type: "
1485                                << to_utf8(cmd.argument()) << endl;
1486                 }
1487                 break;
1488         }
1489
1490         case LFUN_CHANGE_ACCEPT: {
1491                 acceptOrRejectChanges(cur, ACCEPT);
1492                 break;
1493         }
1494
1495         case LFUN_CHANGE_REJECT: {
1496                 acceptOrRejectChanges(cur, REJECT);
1497                 break;
1498         }
1499
1500         case LFUN_THESAURUS_ENTRY: {
1501                 docstring arg = cmd.argument();
1502                 if (arg.empty()) {
1503                         arg = cur.selectionAsString(false);
1504                         // FIXME
1505                         if (arg.size() > 100 || arg.empty()) {
1506                                 // Get word or selection
1507                                 selectWordWhenUnderCursor(cur, WHOLE_WORD);
1508                                 arg = cur.selectionAsString(false);
1509                         }
1510                 }
1511                 bv->showDialogWithData("thesaurus", to_utf8(arg));
1512                 break;
1513         }
1514
1515         case LFUN_PARAGRAPH_PARAMS_APPLY: {
1516                 // Given data, an encoding of the ParagraphParameters
1517                 // generated in the Paragraph dialog, this function sets
1518                 // the current paragraph appropriately.
1519                 istringstream is(to_utf8(cmd.argument()));
1520                 LyXLex lex(0, 0);
1521                 lex.setStream(is);
1522                 ParagraphParameters params;
1523                 params.read(lex);
1524                 setParagraph(cur,
1525                              params.spacing(),
1526                              params.align(),
1527                              params.labelWidthString(),
1528                              params.noindent());
1529                 cur.message(_("Paragraph layout set"));
1530                 break;
1531         }
1532
1533         case LFUN_ESCAPE:
1534                 if (cur.selection()) {
1535                         cur.selection() = false;
1536                         saveSelection(cur);
1537                 } else {
1538                         cur.undispatched();
1539                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
1540                 }
1541                 break;
1542
1543         default:
1544                 lyxerr[Debug::ACTION]
1545                         << BOOST_CURRENT_FUNCTION
1546                         << ": Command " << cmd
1547                         << " not DISPATCHED by LyXText" << endl;
1548                 cur.undispatched();
1549                 break;
1550         }
1551
1552         needsUpdate |= (cur.pos() != cur.lastpos()) && cur.selection();
1553
1554         // FIXME: The cursor flag is reset two lines below
1555         // so we need to check here if some of the LFUN did touch that.
1556         // for now only LyXText::erase() and LyXText::backspace() do that.
1557         // The plan is to verify all the LFUNs and then to remove this
1558         // singleParUpdate boolean altogether.
1559         if (cur.result().update() & Update::Force) {
1560                 singleParUpdate = false;
1561                 needsUpdate = true;
1562         }
1563
1564         // FIXME: the following code should go in favor of fine grained
1565         // update flag treatment.
1566         if (singleParUpdate) {
1567                 // Inserting characters does not change par height
1568                 ParagraphMetrics const & pms
1569                         = cur.bv().parMetrics(cur.bottom().text(), cur.bottom().pit());
1570                 if (pms.dim().height()
1571                     == olddim.height()) {
1572                         // if so, update _only_ this paragraph
1573                         cur.updateFlags(Update::SinglePar |
1574                                 Update::FitCursor |
1575                                 Update::MultiParSel);
1576                         return;
1577                 } else
1578                         needsUpdate = true;
1579         }
1580
1581         if (!needsUpdate
1582             && &oldTopSlice.inset() == &cur.inset()
1583             && oldTopSlice.idx() == cur.idx()
1584             && !sel // sel is a backup of cur.selection() at the biginning of the function.
1585             && !cur.selection())
1586                 // FIXME: it would be better if we could just do this
1587                 //
1588                 //if (cur.result().update() != Update::FitCursor)
1589                 //      cur.noUpdate();
1590                 //
1591                 // But some LFUNs do not set Update::FitCursor when needed, so we
1592                 // do it for all. This is not very harmfull as FitCursor will provoke
1593                 // a full redraw only if needed but still, a proper review of all LFUN
1594                 // should be done and this needsUpdate boolean can then be removed.
1595                 cur.updateFlags(Update::FitCursor);
1596         else
1597                 cur.updateFlags(Update::Force | Update::FitCursor);
1598 }
1599
1600
1601 bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
1602                         FuncStatus & flag) const
1603 {
1604         BOOST_ASSERT(cur.text() == this);
1605
1606         LyXFont const & font = real_current_font;
1607         bool enable = true;
1608         InsetBase::Code code = InsetBase::NO_CODE;
1609
1610         switch (cmd.action) {
1611
1612         case LFUN_DEPTH_DECREMENT:
1613                 enable = changeDepthAllowed(cur, DEC_DEPTH);
1614                 break;
1615
1616         case LFUN_DEPTH_INCREMENT:
1617                 enable = changeDepthAllowed(cur, INC_DEPTH);
1618                 break;
1619
1620         case LFUN_APPENDIX:
1621                 flag.setOnOff(cur.paragraph().params().startOfAppendix());
1622                 return true;
1623
1624         case LFUN_BIBITEM_INSERT:
1625                 enable = (cur.paragraph().layout()->labeltype == LABEL_BIBLIO);
1626                 break;
1627
1628         case LFUN_DIALOG_SHOW_NEW_INSET:
1629                 if (cmd.argument() == "bibitem")
1630                         code = InsetBase::BIBITEM_CODE;
1631                 else if (cmd.argument() == "bibtex")
1632                         code = InsetBase::BIBTEX_CODE;
1633                 else if (cmd.argument() == "box")
1634                         code = InsetBase::BOX_CODE;
1635                 else if (cmd.argument() == "branch")
1636                         code = InsetBase::BRANCH_CODE;
1637                 else if (cmd.argument() == "citation")
1638                         code = InsetBase::CITE_CODE;
1639                 else if (cmd.argument() == "ert")
1640                         code = InsetBase::ERT_CODE;
1641                 else if (cmd.argument() == "external")
1642                         code = InsetBase::EXTERNAL_CODE;
1643                 else if (cmd.argument() == "float")
1644                         code = InsetBase::FLOAT_CODE;
1645                 else if (cmd.argument() == "graphics")
1646                         code = InsetBase::GRAPHICS_CODE;
1647                 else if (cmd.argument() == "include")
1648                         code = InsetBase::INCLUDE_CODE;
1649                 else if (cmd.argument() == "index")
1650                         code = InsetBase::INDEX_CODE;
1651                 else if (cmd.argument() == "nomenclature")
1652                         code = InsetBase::NOMENCL_CODE;
1653                 else if (cmd.argument() == "label")
1654                         code = InsetBase::LABEL_CODE;
1655                 else if (cmd.argument() == "note")
1656                         code = InsetBase::NOTE_CODE;
1657                 else if (cmd.argument() == "ref")
1658                         code = InsetBase::REF_CODE;
1659                 else if (cmd.argument() == "toc")
1660                         code = InsetBase::TOC_CODE;
1661                 else if (cmd.argument() == "url")
1662                         code = InsetBase::URL_CODE;
1663                 else if (cmd.argument() == "vspace")
1664                         code = InsetBase::VSPACE_CODE;
1665                 else if (cmd.argument() == "wrap")
1666                         code = InsetBase::WRAP_CODE;
1667                 break;
1668
1669         case LFUN_ERT_INSERT:
1670                 code = InsetBase::ERT_CODE;
1671                 break;
1672         case LFUN_FOOTNOTE_INSERT:
1673                 code = InsetBase::FOOT_CODE;
1674                 break;
1675         case LFUN_TABULAR_INSERT:
1676                 code = InsetBase::TABULAR_CODE;
1677                 break;
1678         case LFUN_MARGINALNOTE_INSERT:
1679                 code = InsetBase::MARGIN_CODE;
1680                 break;
1681         case LFUN_FLOAT_INSERT:
1682         case LFUN_FLOAT_WIDE_INSERT:
1683                 code = InsetBase::FLOAT_CODE;
1684                 break;
1685         case LFUN_WRAP_INSERT:
1686                 code = InsetBase::WRAP_CODE;
1687                 break;
1688         case LFUN_FLOAT_LIST:
1689                 code = InsetBase::FLOAT_LIST_CODE;
1690                 break;
1691 #if 0
1692         case LFUN_LIST_INSERT:
1693                 code = InsetBase::LIST_CODE;
1694                 break;
1695         case LFUN_THEOREM_INSERT:
1696                 code = InsetBase::THEOREM_CODE;
1697                 break;
1698 #endif
1699         case LFUN_CAPTION_INSERT:
1700                 code = InsetBase::CAPTION_CODE;
1701                 break;
1702         case LFUN_NOTE_INSERT:
1703                 code = InsetBase::NOTE_CODE;
1704                 break;
1705         case LFUN_CHARSTYLE_INSERT:
1706                 code = InsetBase::CHARSTYLE_CODE;
1707                 if (cur.buffer().params().getLyXTextClass().charstyles().empty())
1708                         enable = false;
1709                 break;
1710         case LFUN_BOX_INSERT:
1711                 code = InsetBase::BOX_CODE;
1712                 break;
1713         case LFUN_BRANCH_INSERT:
1714                 code = InsetBase::BRANCH_CODE;
1715                 if (cur.buffer().getMasterBuffer()->params().branchlist().empty())
1716                         enable = false;
1717                 break;
1718         case LFUN_LABEL_INSERT:
1719                 code = InsetBase::LABEL_CODE;
1720                 break;
1721         case LFUN_OPTIONAL_INSERT:
1722                 code = InsetBase::OPTARG_CODE;
1723                 enable = numberOfOptArgs(cur.paragraph())
1724                         < cur.paragraph().layout()->optionalargs;
1725                 break;
1726         case LFUN_ENVIRONMENT_INSERT:
1727                 code = InsetBase::BOX_CODE;
1728                 break;
1729         case LFUN_INDEX_INSERT:
1730                 code = InsetBase::INDEX_CODE;
1731                 break;
1732         case LFUN_INDEX_PRINT:
1733                 code = InsetBase::INDEX_PRINT_CODE;
1734                 break;
1735         case LFUN_NOMENCL_INSERT:
1736                 code = InsetBase::NOMENCL_CODE;
1737                 break;
1738         case LFUN_NOMENCL_PRINT:
1739                 code = InsetBase::NOMENCL_PRINT_CODE;
1740                 break;
1741         case LFUN_TOC_INSERT:
1742                 code = InsetBase::TOC_CODE;
1743                 break;
1744         case LFUN_HTML_INSERT:
1745         case LFUN_URL_INSERT:
1746                 code = InsetBase::URL_CODE;
1747                 break;
1748         case LFUN_QUOTE_INSERT:
1749                 // always allow this, since we will inset a raw quote
1750                 // if an inset is not allowed.
1751                 break;
1752         case LFUN_HYPHENATION_POINT_INSERT:
1753         case LFUN_LIGATURE_BREAK_INSERT:
1754         case LFUN_HFILL_INSERT:
1755         case LFUN_MENU_SEPARATOR_INSERT:
1756         case LFUN_DOTS_INSERT:
1757         case LFUN_END_OF_SENTENCE_PERIOD_INSERT:
1758                 code = InsetBase::SPECIALCHAR_CODE;
1759                 break;
1760         case LFUN_SPACE_INSERT:
1761                 // slight hack: we know this is allowed in math mode
1762                 if (cur.inTexted())
1763                         code = InsetBase::SPACE_CODE;
1764                 break;
1765
1766         case LFUN_INSET_MODIFY:
1767                 // We need to disable this, because we may get called for a
1768                 // tabular cell via
1769                 // InsetTabular::getStatus() -> InsetText::getStatus()
1770                 // and we don't handle LFUN_INSET_MODIFY.
1771                 enable = false;
1772                 break;
1773
1774         case LFUN_FONT_EMPH:
1775                 flag.setOnOff(font.emph() == LyXFont::ON);
1776                 return true;
1777
1778         case LFUN_FONT_NOUN:
1779                 flag.setOnOff(font.noun() == LyXFont::ON);
1780                 return true;
1781
1782         case LFUN_FONT_BOLD:
1783                 flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
1784                 return true;
1785
1786         case LFUN_FONT_SANS:
1787                 flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
1788                 return true;
1789
1790         case LFUN_FONT_ROMAN:
1791                 flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
1792                 return true;
1793
1794         case LFUN_FONT_CODE:
1795                 flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
1796                 return true;
1797
1798         case LFUN_CUT:
1799         case LFUN_COPY:
1800                 enable = cur.selection();
1801                 break;
1802
1803         case LFUN_PASTE:
1804                 if (cmd.argument().empty()) {
1805                         if (theClipboard().isInternal())
1806                                 enable = cap::numberOfSelections() > 0;
1807                         else
1808                                 enable = !theClipboard().empty();
1809                 } else {
1810                         string const arg = to_utf8(cmd.argument());
1811                         if (isStrUnsignedInt(arg)) {
1812                                 unsigned int n = convert<unsigned int>(arg);
1813                                 enable = cap::numberOfSelections() > n;
1814                         } else
1815                                 // unknown argument
1816                                 enable = false;
1817                 }
1818                 break;
1819
1820         case LFUN_CLIPBOARD_PASTE:
1821                 enable = !theClipboard().empty();
1822                 break;
1823
1824         case LFUN_PRIMARY_SELECTION_PASTE:
1825                 enable = cur.selection() || !theSelection().empty();
1826                 break;
1827
1828         case LFUN_PARAGRAPH_MOVE_UP:
1829                 enable = cur.pit() > 0 && !cur.selection();
1830                 break;
1831
1832         case LFUN_PARAGRAPH_MOVE_DOWN:
1833                 enable = cur.pit() < cur.lastpit() && !cur.selection();
1834                 break;
1835
1836         case LFUN_INSET_DISSOLVE:
1837                 enable = !isMainText(*cur.bv().buffer()) && cur.inset().nargs() == 1;
1838                 break;
1839
1840         case LFUN_CHANGE_ACCEPT:
1841         case LFUN_CHANGE_REJECT:
1842                 // TODO: context-sensitive enabling of LFUN_CHANGE_ACCEPT/REJECT
1843                 // In principle, these LFUNs should only be enabled if there
1844                 // is a change at the current position/in the current selection.
1845                 // However, without proper optimizations, this will inevitably
1846                 // result in unacceptable performance - just imagine a user who
1847                 // wants to select the complete content of a long document.
1848                 enable = true;
1849                 break;
1850
1851         case LFUN_WORD_DELETE_FORWARD:
1852         case LFUN_WORD_DELETE_BACKWARD:
1853         case LFUN_LINE_DELETE:
1854         case LFUN_WORD_FORWARD:
1855         case LFUN_WORD_BACKWARD:
1856         case LFUN_CHAR_FORWARD:
1857         case LFUN_CHAR_FORWARD_SELECT:
1858         case LFUN_CHAR_BACKWARD:
1859         case LFUN_CHAR_BACKWARD_SELECT:
1860         case LFUN_UP:
1861         case LFUN_UP_SELECT:
1862         case LFUN_DOWN:
1863         case LFUN_DOWN_SELECT:
1864         case LFUN_PARAGRAPH_UP_SELECT:
1865         case LFUN_PARAGRAPH_DOWN_SELECT:
1866         case LFUN_SCREEN_UP_SELECT:
1867         case LFUN_SCREEN_DOWN_SELECT:
1868         case LFUN_LINE_BEGIN_SELECT:
1869         case LFUN_LINE_END_SELECT:
1870         case LFUN_WORD_FORWARD_SELECT:
1871         case LFUN_WORD_BACKWARD_SELECT:
1872         case LFUN_WORD_SELECT:
1873         case LFUN_PARAGRAPH_UP:
1874         case LFUN_PARAGRAPH_DOWN:
1875         case LFUN_SCREEN_UP:
1876         case LFUN_SCREEN_DOWN:
1877         case LFUN_LINE_BEGIN:
1878         case LFUN_LINE_END:
1879         case LFUN_BREAK_LINE:
1880         case LFUN_CHAR_DELETE_FORWARD:
1881         case LFUN_DELETE_FORWARD_SKIP:
1882         case LFUN_CHAR_DELETE_BACKWARD:
1883         case LFUN_DELETE_BACKWARD_SKIP:
1884         case LFUN_BREAK_PARAGRAPH:
1885         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
1886         case LFUN_BREAK_PARAGRAPH_SKIP:
1887         case LFUN_PARAGRAPH_SPACING:
1888         case LFUN_INSET_INSERT:
1889         case LFUN_WORD_UPCASE:
1890         case LFUN_WORD_LOWCASE:
1891         case LFUN_WORD_CAPITALIZE:
1892         case LFUN_CHARS_TRANSPOSE:
1893         case LFUN_SERVER_GET_XY:
1894         case LFUN_SERVER_SET_XY:
1895         case LFUN_SERVER_GET_FONT:
1896         case LFUN_SERVER_GET_LAYOUT:
1897         case LFUN_LAYOUT:
1898         case LFUN_DATE_INSERT:
1899         case LFUN_SELF_INSERT:
1900         case LFUN_LINE_INSERT:
1901         case LFUN_PAGEBREAK_INSERT:
1902         case LFUN_CLEARPAGE_INSERT:
1903         case LFUN_CLEARDOUBLEPAGE_INSERT:
1904         case LFUN_MATH_DISPLAY:
1905         case LFUN_MATH_IMPORT_SELECTION:
1906         case LFUN_MATH_MODE:
1907         case LFUN_MATH_MACRO:
1908         case LFUN_MATH_MATRIX:
1909         case LFUN_MATH_DELIM:
1910         case LFUN_MATH_BIGDELIM:
1911         case LFUN_MATH_SUBSCRIPT:
1912         case LFUN_MATH_SUPERSCRIPT:
1913         case LFUN_FONT_DEFAULT:
1914         case LFUN_FONT_UNDERLINE:
1915         case LFUN_FONT_SIZE:
1916         case LFUN_LANGUAGE:
1917         case LFUN_FONT_FREE_APPLY:
1918         case LFUN_FONT_FREE_UPDATE:
1919         case LFUN_LAYOUT_PARAGRAPH:
1920         case LFUN_PARAGRAPH_UPDATE:
1921         case LFUN_ACCENT_UMLAUT:
1922         case LFUN_ACCENT_CIRCUMFLEX:
1923         case LFUN_ACCENT_GRAVE:
1924         case LFUN_ACCENT_ACUTE:
1925         case LFUN_ACCENT_TILDE:
1926         case LFUN_ACCENT_CEDILLA:
1927         case LFUN_ACCENT_MACRON:
1928         case LFUN_ACCENT_DOT:
1929         case LFUN_ACCENT_UNDERDOT:
1930         case LFUN_ACCENT_UNDERBAR:
1931         case LFUN_ACCENT_CARON:
1932         case LFUN_ACCENT_SPECIAL_CARON:
1933         case LFUN_ACCENT_BREVE:
1934         case LFUN_ACCENT_TIE:
1935         case LFUN_ACCENT_HUNGARIAN_UMLAUT:
1936         case LFUN_ACCENT_CIRCLE:
1937         case LFUN_ACCENT_OGONEK:
1938         case LFUN_THESAURUS_ENTRY:
1939         case LFUN_PARAGRAPH_PARAMS_APPLY:
1940         case LFUN_ESCAPE:
1941         case LFUN_BUFFER_END:
1942         case LFUN_BUFFER_BEGIN:
1943         case LFUN_BUFFER_BEGIN_SELECT:
1944         case LFUN_BUFFER_END_SELECT:
1945         case LFUN_UNICODE_INSERT:
1946                 // these are handled in our dispatch()
1947                 enable = true;
1948                 break;
1949
1950         default:
1951                 return false;
1952         }
1953
1954         if (code != InsetBase::NO_CODE
1955             && (cur.empty() || !cur.inset().insetAllowed(code)))
1956                 enable = false;
1957
1958         flag.enabled(enable);
1959         return true;
1960 }
1961
1962
1963 void LyXText::pasteString(LCursor & cur, docstring const & clip,
1964                 bool asParagraphs)
1965 {
1966         cur.clearSelection();
1967         if (!clip.empty()) {
1968                 recordUndo(cur);
1969                 if (asParagraphs)
1970                         insertStringAsParagraphs(cur, clip);
1971                 else
1972                         insertStringAsLines(cur, clip);
1973         }
1974 }
1975
1976 } // namespace lyx