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