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