src/text3.C

   1 /**
   2  * \file text3.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Asger Alstrup
   7  * \author Lars Gullik Bjønnes
   8  * \author Alfredo Braunstein
   9  * \author Angus Leeming
  10  * \author John Levon
  11  * \author André Pönitz
  12  *
  13  * Full author contact details are available in file CREDITS.
  14  */
  15
  16 #include <config.h>
  17
  18 #include "lyxtext.h"
  19
  20 #include "buffer.h"
  21 #include "bufferparams.h"
  22 #include "BufferView.h"
  23 #include "debug.h"
  24 #include "dispatchresult.h"
  25 #include "factory.h"
  26 #include "funcrequest.h"
  27 #include "gettext.h"
  28 #include "intl.h"
  29 #include "language.h"
  30 #include "lyxrc.h"
  31 #include "lyxrow.h"
  32 #include "paragraph.h"
  33 #include "ParagraphParameters.h"
  34 #include "text_funcs.h"
  35 #include "undo.h"
  36 #include "vspace.h"
  37
  38 #include "frontends/Dialogs.h"
  39 #include "frontends/LyXView.h"
  40
  41 #include "insets/insetcommand.h"
  42 #include "insets/insetnewline.h"
  43 #include "insets/insetspecialchar.h"
  44 #include "insets/insettext.h"
  45
  46 #include "support/lstrings.h"
  47 #include "support/tostr.h"
  48
  49 #include "support/std_sstream.h"
  50 #include <clocale>
  51
  52 using bv_funcs::replaceSelection;
  53
  54 using lyx::pos_type;
  55
  56 using lyx::support::isStrUnsignedInt;
  57 using lyx::support::strToUnsignedInt;
  58
  59 using std::endl;
  60 using std::find;
  61 using std::string;
  62 using std::istringstream;
  63 using std::vector;
  64
  65
  66 extern string current_layout;
  67 extern int bibitemMaxWidth(BufferView *, LyXFont const &);
  68
  69 // the selection possible is needed, that only motion events are
  70 // used, where the bottom press event was on the drawing area too
  71 bool selection_possible = false;
  72
  73
  74 namespace {
  75
  76         void moveCursorUpdate(BufferView * bv, bool selecting)
  77         {
  78                 LyXText * lt = bv->getLyXText();
  79
  80 //              if (!lt->selection.set())
  81 //                      lt->selection.cursor = lt->cursor;
  82
  83                 if (selecting || lt->selection.mark())
  84                         lt->setSelection();
  85
  86                 if (!lt->selection.set())
  87                         bv->haveSelection(false);
  88
  89                 bv->update();
  90                 bv->switchKeyMap();
  91         }
  92
  93
  94         void finishChange(BufferView * bv, bool selecting = false)
  95         {
  96                 finishUndo();
  97                 moveCursorUpdate(bv, selecting);
  98                 bv->owner()->view_state_changed();
  99         }
 100
 101         // check if the given co-ordinates are inside an inset at the
 102         // given cursor, if one exists. If so, the inset is returned,
 103         // and the co-ordinates are made relative. Otherwise, 0 is returned.
 104         InsetOld * checkInset(LyXText & text,
 105                 LyXCursor const & cur, int & x, int & y)
 106         {
 107                 lyx::pos_type const pos = cur.pos();
 108                 ParagraphList::iterator par = text.getPar(cur);
 109
 110                 if (pos >= par->size() || !par->isInset(pos))
 111                         return 0;
 112
 113                 InsetOld /*const*/ * inset = par->getInset(pos);
 114
 115                 if (!isEditableInset(inset))
 116                         return 0;
 117
 118                 // get inset dimensions
 119                 BOOST_ASSERT(par->getInset(pos));
 120
 121                 LyXFont const & font = text.getFont(par, pos);
 122
 123                 int const width = inset->width();
 124                 int const inset_x = font.isVisibleRightToLeft()
 125                         ? (cur.x() - width) : cur.x();
 126
 127                 Box b(
 128                         inset_x + inset->scroll(),
 129                         inset_x + width,
 130                         cur.y() - inset->ascent(),
 131                         cur.y() + inset->descent()
 132                 );
 133
 134                 if (!b.contains(x, y)) {
 135                         lyxerr[Debug::GUI] << "Missed inset at x,y "
 136                                            << x << ',' << y
 137                                            << " box " << b << endl;
 138                         return 0;
 139                 }
 140
 141                 text.setCursor(cur.par(), pos, true);
 142
 143                 x -= b.x1;
 144                 // The origin of an inset is on the baseline
 145                 y -= text.cursor.y();
 146
 147                 return inset;
 148         }
 149
 150 } // anon namespace
 151
 152
 153 InsetOld * LyXText::checkInsetHit(int & x, int & y)
 154 {
 155         int y_tmp = y + bv_owner->top_y();
 156
 157         LyXCursor cur;
 158         setCursorFromCoordinates(cur, x, y_tmp);
 159
 160         InsetOld * inset = checkInset(*this, cur, x, y_tmp);
 161         if (inset) {
 162                 y = y_tmp;
 163                 return inset;
 164         }
 165
 166         // look at previous position
 167         if (cur.pos() == 0)
 168                 return 0;
 169
 170         // move back one
 171         setCursor(cur, cur.par(), cur.pos() - 1, true);
 172
 173         inset = checkInset(*this, cur, x, y_tmp);
 174         if (inset)
 175                 y = y_tmp;
 176         return inset;
 177 }
 178
 179
 180 bool LyXText::gotoNextInset(vector<InsetOld::Code> const & codes,
 181                             string const & contents)
 182 {
 183         ParagraphList::iterator end = ownerParagraphs().end();
 184         ParagraphList::iterator pit = cursorPar();
 185         pos_type pos = cursor.pos();
 186
 187         InsetOld * inset;
 188         do {
 189                 if (pos + 1 < pit->size()) {
 190                         ++pos;
 191                 } else  {
 192                         ++pit;
 193                         pos = 0;
 194                 }
 195
 196         } while (pit != end &&
 197                  !(pit->isInset(pos) &&
 198                    (inset = pit->getInset(pos)) != 0 &&
 199                    find(codes.begin(), codes.end(), inset->lyxCode()) != codes.end() &&
 200                    (contents.empty() ||
 201                     static_cast<InsetCommand *>(pit->getInset(pos))->getContents()
 202                     == contents)));
 203
 204         if (pit == end)
 205                 return false;
 206
 207         setCursor(parOffset(pit), pos, false);
 208         return true;
 209 }
 210
 211
 212 void LyXText::gotoInset(vector<InsetOld::Code> const & codes,
 213                         bool same_content)
 214 {
 215         bv()->beforeChange(this);
 216
 217         string contents;
 218         if (same_content && cursor.pos() < cursorPar()->size()
 219             && cursorPar()->isInset(cursor.pos())) {
 220                 InsetOld const * inset = cursorPar()->getInset(cursor.pos());
 221                 if (find(codes.begin(), codes.end(), inset->lyxCode())
 222                     != codes.end())
 223                         contents = static_cast<InsetCommand const *>(inset)->getContents();
 224         }
 225
 226         if (!gotoNextInset(codes, contents)) {
 227                 if (cursor.pos() || cursorPar() != ownerParagraphs().begin()) {
 228                         LyXCursor tmp = cursor;
 229                         cursor.par(0);
 230                         cursor.pos(0);
 231                         if (!gotoNextInset(codes, contents)) {
 232                                 cursor = tmp;
 233                                 bv()->owner()->message(_("No more insets"));
 234                         }
 235                 } else {
 236                         bv()->owner()->message(_("No more insets"));
 237                 }
 238         }
 239         bv()->update();
 240         selection.cursor = cursor;
 241 }
 242
 243
 244 void LyXText::gotoInset(InsetOld::Code code, bool same_content)
 245 {
 246         gotoInset(vector<InsetOld::Code>(1, code), same_content);
 247 }
 248
 249
 250 void LyXText::cursorPrevious()
 251 {
 252         int y = bv()->top_y();
 253
 254         ParagraphList::iterator cpit = cursorPar();
 255         RowList::iterator crit = cpit->getRow(cursor.pos());
 256
 257         if (isFirstRow(cpit, *crit)) {
 258                 if (y > 0)
 259                         bv()->updateScrollbar();
 260                 return;
 261         }
 262
 263         setCursorFromCoordinates(bv()->x_target(), y);
 264         finishUndo();
 265
 266         if (crit == bv()->text->cursorRow()) {
 267                 // we have a row which is taller than the workarea. The
 268                 // simplest solution is to move to the previous row instead.
 269                 cursorUp(true);
 270                 return;
 271         }
 272
 273         int new_y = + crit->height() - bv()->workHeight() + 1;
 274
 275         if (inset_owner) {
 276                 new_y += bv()->text->cursor.y()
 277                         + bv()->theLockingInset()->insetInInsetY() + y;
 278         } else {
 279                 new_y += cursor.y() - crit->baseline();
 280         }
 281
 282         previousRow(cpit, crit);
 283         LyXCursor cur;
 284         setCursor(cur, parOffset(cpit), crit->pos(), false);
 285         if (cur.y() > bv()->top_y())
 286                 cursorUp(true);
 287         bv()->updateScrollbar();
 288 }
 289
 290
 291 void LyXText::cursorNext()
 292 {
 293         int topy = bv()->top_y();
 294
 295         ParagraphList::iterator cpit = cursorPar();
 296         RowList::iterator crit = cpit->getRow(cursor.pos());
 297
 298         if (isLastRow(cpit, *crit)) {
 299                 int y = cursor.y() - crit->baseline() + crit->height();
 300                 if (y > topy + bv()->workHeight())
 301                         bv()->updateScrollbar();
 302                 return;
 303         }
 304
 305         int y = topy + bv()->workHeight();
 306         if (inset_owner && !topy) {
 307                 y -= (bv()->text->cursor.y()
 308                           - bv()->top_y()
 309                           + bv()->theLockingInset()->insetInInsetY());
 310         }
 311
 312         ParagraphList::iterator dummypit;
 313         Row const & rr = *getRowNearY(y, dummypit);
 314         y = dummypit->y + rr.y_offset();
 315
 316         setCursorFromCoordinates(bv()->x_target(), y);
 317         // + bv->workHeight());
 318         finishUndo();
 319
 320         int new_y;
 321         if (crit == bv()->text->cursorRow()) {
 322                 // we have a row which is taller than the workarea. The
 323                 // simplest solution is to move to the next row instead.
 324                 cursorDown(true);
 325                 return;
 326                 // This is what we used to do, so we wouldn't skip right past
 327                 // tall rows, but it's not working right now.
 328 #if 0
 329                 new_y = bv->top_y() + bv->workHeight();
 330 #endif
 331         }
 332
 333         if (inset_owner) {
 334                 new_y = bv()->text->cursor.y()
 335                         + bv()->theLockingInset()->insetInInsetY()
 336                         + y - crit->baseline();
 337         } else {
 338                 new_y = cursor.y() - crit->baseline();
 339         }
 340
 341
 342         nextRow(cpit, crit);
 343         LyXCursor cur;
 344         setCursor(cur, parOffset(cpit), crit->pos(), false);
 345         if (cur.y() < bv_owner->top_y() + bv()->workHeight())
 346                 cursorDown(true);
 347         bv()->updateScrollbar();
 348 }
 349
 350
 351 namespace {
 352
 353 void specialChar(LyXText * lt, BufferView * bv, InsetSpecialChar::Kind kind)
 354 {
 355         bv->update();
 356         InsetSpecialChar * new_inset = new InsetSpecialChar(kind);
 357         replaceSelection(lt);
 358         if (!bv->insertInset(new_inset))
 359                 delete new_inset;
 360         else
 361                 bv->updateInset(new_inset);
 362 }
 363
 364
 365 void doInsertInset(LyXText * lt, FuncRequest const & cmd,
 366                    bool edit, bool pastesel)
 367 {
 368         InsetOld * inset = createInset(cmd);
 369         BufferView * bv = cmd.view();
 370
 371         if (inset) {
 372                 bool gotsel = false;
 373                 if (lt->selection.set()) {
 374                         bv->owner()->dispatch(FuncRequest(LFUN_CUT));
 375                         gotsel = true;
 376                 }
 377                 if (bv->insertInset(inset)) {
 378                         if (edit) {
 379                                 FuncRequest cmd(bv, LFUN_INSET_EDIT, "left");
 380                                 inset->dispatch(cmd);
 381                         }
 382                         if (gotsel && pastesel)
 383                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
 384                 }
 385                 else
 386                         delete inset;
 387         }
 388 }
 389
 390 } // anon namespace
 391
 392
 393 DispatchResult LyXText::dispatch(FuncRequest const & cmd)
 394 {
 395         lyxerr[Debug::ACTION] << "LyXText::dispatch: action[" << cmd.action
 396                               <<"] arg[" << cmd.argument << ']' << "xy[" <<
 397                                   cmd.x << ',' << cmd.y << ']' << endl;
 398
 399         BufferView * bv = cmd.view();
 400
 401         switch (cmd.action) {
 402
 403         case LFUN_APPENDIX: {
 404                 ParagraphList::iterator pit = cursorPar();
 405                 bool start = !pit->params().startOfAppendix();
 406
 407                 // ensure that we have only one start_of_appendix in this document
 408                 ParagraphList::iterator tmp = ownerParagraphs().begin();
 409                 ParagraphList::iterator end = ownerParagraphs().end();
 410
 411                 for (; tmp != end; ++tmp) {
 412                         if (tmp->params().startOfAppendix()) {
 413                                 recUndo(parOffset(tmp));
 414                                 tmp->params().startOfAppendix(false);
 415                                 redoParagraph(tmp);
 416                                 break;
 417                         }
 418                 }
 419
 420                 recUndo(parOffset(pit));
 421                 pit->params().startOfAppendix(start);
 422
 423                 // we can set the refreshing parameters now
 424                 updateCounters();
 425                 redoParagraph(cursorPar());
 426                 setCursor(cursorPar(), cursor.pos());
 427                 bv->update();
 428                 break;
 429         }
 430
 431         case LFUN_DELETE_WORD_FORWARD:
 432                 bv->beforeChange(this);
 433                 deleteWordForward();
 434                 finishChange(bv);
 435                 break;
 436
 437         case LFUN_DELETE_WORD_BACKWARD:
 438                 bv->beforeChange(this);
 439                 deleteWordBackward();
 440                 finishChange(bv);
 441                 break;
 442
 443         case LFUN_DELETE_LINE_FORWARD:
 444                 bv->beforeChange(this);
 445                 deleteLineForward();
 446                 finishChange(bv);
 447                 break;
 448
 449         case LFUN_WORDRIGHT:
 450                 if (!selection.mark())
 451                         bv->beforeChange(this);
 452                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 453                         cursorLeftOneWord();
 454                 else
 455                         cursorRightOneWord();
 456                 finishChange(bv);
 457                 break;
 458
 459         case LFUN_WORDLEFT:
 460                 if (!selection.mark())
 461                         bv->beforeChange(this);
 462                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 463                         cursorRightOneWord();
 464                 else
 465                         cursorLeftOneWord();
 466                 finishChange(bv);
 467                 break;
 468
 469         case LFUN_BEGINNINGBUF:
 470                 if (!selection.mark())
 471                         bv->beforeChange(this);
 472                 cursorTop();
 473                 finishChange(bv);
 474                 break;
 475
 476         case LFUN_ENDBUF:
 477                 if (selection.mark())
 478                         bv->beforeChange(this);
 479                 cursorBottom();
 480                 finishChange(bv);
 481                 break;
 482
 483         case LFUN_RIGHTSEL:
 484                 if (!selection.set())
 485                         selection.cursor = cursor;
 486                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 487                         cursorLeft(bv);
 488                 else
 489                         cursorRight(bv);
 490                 finishChange(bv, true);
 491                 break;
 492
 493         case LFUN_LEFTSEL:
 494                 if (!selection.set())
 495                         selection.cursor = cursor;
 496                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 497                         cursorRight(bv);
 498                 else
 499                         cursorLeft(bv);
 500                 finishChange(bv, true);
 501                 break;
 502
 503         case LFUN_UPSEL:
 504                 if (!selection.set())
 505                         selection.cursor = cursor;
 506                 cursorUp(true);
 507                 finishChange(bv, true);
 508                 break;
 509
 510         case LFUN_DOWNSEL:
 511                 if (!selection.set())
 512                         selection.cursor = cursor;
 513                 cursorDown(true);
 514                 finishChange(bv, true);
 515                 break;
 516
 517         case LFUN_UP_PARAGRAPHSEL:
 518                 if (!selection.set())
 519                         selection.cursor = cursor;
 520                 cursorUpParagraph();
 521                 finishChange(bv, true);
 522                 break;
 523
 524         case LFUN_DOWN_PARAGRAPHSEL:
 525                 if (!selection.set())
 526                         selection.cursor = cursor;
 527                 cursorDownParagraph();
 528                 finishChange(bv, true);
 529                 break;
 530
 531         case LFUN_PRIORSEL:
 532                 if (!selection.set())
 533                         selection.cursor = cursor;
 534                 cursorPrevious();
 535                 finishChange(bv, true);
 536                 break;
 537
 538         case LFUN_NEXTSEL:
 539                 if (!selection.set())
 540                         selection.cursor = cursor;
 541                 cursorNext();
 542                 finishChange(bv, true);
 543                 break;
 544
 545         case LFUN_HOMESEL:
 546                 if (!selection.set())
 547                         selection.cursor = cursor;
 548                 cursorHome();
 549                 finishChange(bv, true);
 550                 break;
 551
 552         case LFUN_ENDSEL:
 553                 if (!selection.set())
 554                         selection.cursor = cursor;
 555                 cursorEnd();
 556                 finishChange(bv, true);
 557                 break;
 558
 559         case LFUN_WORDRIGHTSEL:
 560                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 561                         cursorLeftOneWord();
 562                 else
 563                         cursorRightOneWord();
 564                 finishChange(bv, true);
 565                 break;
 566
 567         case LFUN_WORDLEFTSEL:
 568                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 569                         cursorRightOneWord();
 570                 else
 571                         cursorLeftOneWord();
 572                 finishChange(bv, true);
 573                 break;
 574
 575         case LFUN_WORDSEL: {
 576                 LyXCursor cur1 = cursor;
 577                 LyXCursor cur2;
 578                 ::getWord(*this, cur1, cur2, lyx::WHOLE_WORD, ownerParagraphs());
 579                 setCursor(cur1.par(), cur1.pos());
 580                 bv->beforeChange(this);
 581                 setCursor(cur2.par(), cur2.pos());
 582                 finishChange(bv, true);
 583                 break;
 584         }
 585
 586         case LFUN_RIGHT: {
 587                 bool is_rtl = cursorPar()->isRightToLeftPar(bv->buffer()->params());
 588                 if (!selection.mark())
 589                         bv->beforeChange(this);
 590                 if (is_rtl)
 591                         cursorLeft(false);
 592                 if (cursor.pos() < cursorPar()->size()
 593                     && cursorPar()->isInset(cursor.pos())
 594                     && isHighlyEditableInset(cursorPar()->getInset(cursor.pos()))) {
 595                         InsetOld * tmpinset = cursorPar()->getInset(cursor.pos());
 596                         cmd.message(tmpinset->editMessage());
 597                         FuncRequest cmd1(bv, LFUN_INSET_EDIT, is_rtl ? "right" : "left");
 598                         tmpinset->dispatch(cmd1);
 599                         break;
 600                 }
 601                 if (!is_rtl)
 602                         cursorRight(false);
 603                 finishChange(bv);
 604                 break;
 605         }
 606
 607         case LFUN_LEFT: {
 608                 // This is soooo ugly. Isn`t it possible to make
 609                 // it simpler? (Lgb)
 610                 bool const is_rtl = cursorPar()->isRightToLeftPar(bv->buffer()->params());
 611                 if (!selection.mark())
 612                         bv->beforeChange(this);
 613                 LyXCursor const cur = cursor;
 614                 if (!is_rtl)
 615                         cursorLeft(false);
 616                 if ((is_rtl || cur != cursor) && // only if really moved!
 617                     cursor.pos() < cursorPar()->size() &&
 618                     cursorPar()->isInset(cursor.pos()) &&
 619                     isHighlyEditableInset(cursorPar()->getInset(cursor.pos()))) {
 620                         InsetOld * tmpinset = cursorPar()->getInset(cursor.pos());
 621                         cmd.message(tmpinset->editMessage());
 622                         FuncRequest cmd1(bv, LFUN_INSET_EDIT, is_rtl ? "left" : "right");
 623                         tmpinset->dispatch(cmd1);
 624                         break;
 625                 }
 626                 if (is_rtl)
 627                         cursorRight(false);
 628                 finishChange(bv);
 629                 break;
 630         }
 631
 632         case LFUN_UP:
 633                 if (!selection.mark())
 634                         bv->beforeChange(this);
 635                 cursorUp(false);
 636                 finishChange(bv);
 637                 break;
 638
 639         case LFUN_DOWN:
 640                 if (!selection.mark())
 641                         bv->beforeChange(this);
 642                 cursorDown(false);
 643                 finishChange(bv);
 644                 break;
 645
 646         case LFUN_UP_PARAGRAPH:
 647                 if (!selection.mark())
 648                         bv->beforeChange(this);
 649                 cursorUpParagraph();
 650                 finishChange(bv);
 651                 break;
 652
 653         case LFUN_DOWN_PARAGRAPH:
 654                 if (!selection.mark())
 655                         bv->beforeChange(this);
 656                 cursorDownParagraph();
 657                 finishChange(bv, false);
 658                 break;
 659
 660         case LFUN_PRIOR:
 661                 if (!selection.mark())
 662                         bv->beforeChange(this);
 663                 cursorPrevious();
 664                 finishChange(bv, false);
 665                 break;
 666
 667         case LFUN_NEXT:
 668                 if (!selection.mark())
 669                         bv->beforeChange(this);
 670                 cursorNext();
 671                 finishChange(bv, false);
 672                 break;
 673
 674         case LFUN_HOME:
 675                 if (!selection.mark())
 676                         bv->beforeChange(this);
 677                 cursorHome();
 678                 finishChange(bv, false);
 679                 break;
 680
 681         case LFUN_END:
 682                 if (!selection.mark())
 683                         bv->beforeChange(this);
 684                 cursorEnd();
 685                 finishChange(bv, false);
 686                 break;
 687
 688         case LFUN_BREAKLINE: {
 689                 lyx::pos_type body = cursorPar()->beginningOfBody();
 690
 691                 // Not allowed by LaTeX (labels or empty par)
 692                 if (cursor.pos() <= body)
 693                         break;
 694
 695                 replaceSelection(bv->getLyXText());
 696                 insertInset(new InsetNewline);
 697                 setCursor(cursorPar(), cursor.pos());
 698                 moveCursorUpdate(bv, false);
 699                 break;
 700         }
 701
 702         case LFUN_DELETE:
 703                 if (!selection.set()) {
 704                         Delete();
 705                         selection.cursor = cursor;
 706                         // It is possible to make it a lot faster still
 707                         // just comment out the line below...
 708                 } else {
 709                         cutSelection(true, false);
 710                 }
 711                 moveCursorUpdate(bv, false);
 712                 bv->owner()->view_state_changed();
 713                 break;
 714
 715         case LFUN_DELETE_SKIP:
 716                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 717                 if (!selection.set()) {
 718                         if (cursor.pos() == cursorPar()->size()) {
 719                                 cursorRight(bv);
 720                                 ParagraphParameters & params = cursorPar()->params();
 721                                 if (cursor.pos() == 0
 722                                     && !(params.spaceTop() == VSpace (VSpace::NONE))) {
 723                                         setParagraph(
 724                                                  VSpace(VSpace::NONE),
 725                                                  params.spaceBottom(),
 726                                                  params.spacing(),
 727                                                  params.align(),
 728                                                  params.labelWidthString(), 0);
 729                                         cursorLeft(bv);
 730                                 } else {
 731                                         cursorLeft(bv);
 732                                         Delete();
 733                                         selection.cursor = cursor;
 734                                 }
 735                         } else {
 736                                 Delete();
 737                                 selection.cursor = cursor;
 738                         }
 739                 } else {
 740                         cutSelection(true, false);
 741                 }
 742                 bv->update();
 743                 break;
 744
 745
 746         case LFUN_BACKSPACE:
 747                 if (!selection.set()) {
 748                         if (bv->owner()->getIntl().getTransManager().backspace()) {
 749                                 backspace();
 750                                 selection.cursor = cursor;
 751                                 // It is possible to make it a lot faster still
 752                                 // just comment out the line below...
 753                         }
 754                 } else {
 755                         cutSelection(true, false);
 756                 }
 757                 bv->owner()->view_state_changed();
 758                 bv->switchKeyMap();
 759                 bv->update();
 760                 break;
 761
 762         case LFUN_BACKSPACE_SKIP:
 763                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 764                 if (!selection.set()) {
 765                         ParagraphParameters & params = cursorPar()->params();
 766                         if (cursor.pos() == 0 && !(params.spaceTop() == VSpace(VSpace::NONE))) {
 767                                 setParagraph(
 768                                          VSpace(VSpace::NONE),
 769                                    params.spaceBottom(),
 770                                          params.spacing(),
 771                                          params.align(),
 772                                          params.labelWidthString(), 0);
 773                         } else {
 774                                 LyXCursor cur = cursor;
 775                                 backspace();
 776                                 selection.cursor = cur;
 777                         }
 778                 } else {
 779                         cutSelection(true, false);
 780                 }
 781                 bv->update();
 782                 break;
 783
 784         case LFUN_BREAKPARAGRAPH:
 785                 replaceSelection(bv->getLyXText());
 786                 breakParagraph(bv->buffer()->paragraphs(), 0);
 787                 bv->update();
 788                 selection.cursor = cursor;
 789                 bv->switchKeyMap();
 790                 bv->owner()->view_state_changed();
 791                 break;
 792
 793         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 794                 replaceSelection(bv->getLyXText());
 795                 breakParagraph(bv->buffer()->paragraphs(), 1);
 796                 bv->update();
 797                 selection.cursor = cursor;
 798                 bv->switchKeyMap();
 799                 bv->owner()->view_state_changed();
 800                 break;
 801
 802         case LFUN_BREAKPARAGRAPH_SKIP: {
 803                 // When at the beginning of a paragraph, remove
 804                 // indentation and add a "defskip" at the top.
 805                 // Otherwise, do the same as LFUN_BREAKPARAGRAPH.
 806                 LyXCursor cur = cursor;
 807                 replaceSelection(bv->getLyXText());
 808                 if (cur.pos() == 0) {
 809                         ParagraphParameters & params = getPar(cur)->params();
 810                         if (params.spaceTop() == VSpace(VSpace::NONE)) {
 811                                 setParagraph(
 812                                          VSpace(VSpace::DEFSKIP), params.spaceBottom(),
 813                                          params.spacing(),
 814                                          params.align(),
 815                                          params.labelWidthString(), 1);
 816                         }
 817                 }
 818                 else {
 819                         breakParagraph(bv->buffer()->paragraphs(), 0);
 820                 }
 821                 bv->update();
 822                 selection.cursor = cur;
 823                 bv->switchKeyMap();
 824                 bv->owner()->view_state_changed();
 825                 break;
 826         }
 827
 828         case LFUN_PARAGRAPH_SPACING: {
 829                 ParagraphList::iterator pit = cursorPar();
 830                 Spacing::Space cur_spacing = pit->params().spacing().getSpace();
 831                 float cur_value = 1.0;
 832                 if (cur_spacing == Spacing::Other)
 833                         cur_value = pit->params().spacing().getValue();
 834
 835                 istringstream is(cmd.argument);
 836                 string tmp;
 837                 is >> tmp;
 838                 Spacing::Space new_spacing = cur_spacing;
 839                 float new_value = cur_value;
 840                 if (tmp.empty()) {
 841                         lyxerr << "Missing argument to `paragraph-spacing'"
 842                                << endl;
 843                 } else if (tmp == "single") {
 844                         new_spacing = Spacing::Single;
 845                 } else if (tmp == "onehalf") {
 846                         new_spacing = Spacing::Onehalf;
 847                 } else if (tmp == "double") {
 848                         new_spacing = Spacing::Double;
 849                 } else if (tmp == "other") {
 850                         new_spacing = Spacing::Other;
 851                         float tmpval = 0.0;
 852                         is >> tmpval;
 853                         lyxerr << "new_value = " << tmpval << endl;
 854                         if (tmpval != 0.0)
 855                                 new_value = tmpval;
 856                 } else if (tmp == "default") {
 857                         new_spacing = Spacing::Default;
 858                 } else {
 859                         lyxerr << _("Unknown spacing argument: ")
 860                                << cmd.argument << endl;
 861                 }
 862                 if (cur_spacing != new_spacing || cur_value != new_value) {
 863                         pit->params().spacing(Spacing(new_spacing, new_value));
 864                         redoParagraph();
 865                         bv->update();
 866                 }
 867                 break;
 868         }
 869
 870         case LFUN_INSET_SETTINGS:
 871                 BOOST_ASSERT(bv->theLockingInset());
 872                 bv->theLockingInset()->getLockingInset()->showInsetDialog(bv);
 873                 break;
 874
 875         case LFUN_INSET_TOGGLE:
 876                 bv->beforeChange(this);
 877                 toggleInset();
 878                 bv->update();
 879                 bv->switchKeyMap();
 880                 break;
 881
 882         case LFUN_SPACE_INSERT:
 883                 if (cursorPar()->layout()->free_spacing)
 884                         insertChar(' ');
 885                 else
 886                         doInsertInset(this, cmd, false, false);
 887                 moveCursorUpdate(bv, false);
 888                 break;
 889
 890         case LFUN_HYPHENATION:
 891                 specialChar(this, bv, InsetSpecialChar::HYPHENATION);
 892                 break;
 893
 894         case LFUN_LIGATURE_BREAK:
 895                 specialChar(this, bv, InsetSpecialChar::LIGATURE_BREAK);
 896                 break;
 897
 898         case LFUN_LDOTS:
 899                 specialChar(this, bv, InsetSpecialChar::LDOTS);
 900                 break;
 901
 902         case LFUN_END_OF_SENTENCE:
 903                 specialChar(this, bv, InsetSpecialChar::END_OF_SENTENCE);
 904                 break;
 905
 906         case LFUN_MENU_SEPARATOR:
 907                 specialChar(this, bv, InsetSpecialChar::MENU_SEPARATOR);
 908                 break;
 909
 910         case LFUN_MARK_OFF:
 911                 bv->beforeChange(this);
 912                 bv->update();
 913                 selection.cursor = cursor;
 914                 cmd.message(N_("Mark off"));
 915                 break;
 916
 917         case LFUN_MARK_ON:
 918                 bv->beforeChange(this);
 919                 selection.mark(true);
 920                 bv->update();
 921                 selection.cursor = cursor;
 922                 cmd.message(N_("Mark on"));
 923                 break;
 924
 925         case LFUN_SETMARK:
 926                 bv->beforeChange(this);
 927                 if (selection.mark()) {
 928                         cmd.message(N_("Mark removed"));
 929                 } else {
 930                         selection.mark(true);
 931                         cmd.message(N_("Mark set"));
 932                 }
 933                 selection.cursor = cursor;
 934                 bv->update();
 935                 break;
 936
 937         case LFUN_UPCASE_WORD:
 938                 changeCase(LyXText::text_uppercase);
 939                 bv->update();
 940                 break;
 941
 942         case LFUN_LOWCASE_WORD:
 943                 changeCase(LyXText::text_lowercase);
 944                 bv->update();
 945                 break;
 946
 947         case LFUN_CAPITALIZE_WORD:
 948                 changeCase(LyXText::text_capitalization);
 949                 bv->update();
 950                 break;
 951
 952         case LFUN_TRANSPOSE_CHARS:
 953                 recUndo(cursor.par());
 954                 redoParagraph();
 955                 bv->update();
 956                 break;
 957
 958         case LFUN_PASTE:
 959                 cmd.message(_("Paste"));
 960                 replaceSelection(bv->getLyXText());
 961 #warning FIXME Check if the arg is in the domain of available selections.
 962                 if (isStrUnsignedInt(cmd.argument))
 963                         pasteSelection(strToUnsignedInt(cmd.argument));
 964                 else
 965                         pasteSelection(0);
 966                 clearSelection(); // bug 393
 967                 bv->update();
 968                 bv->switchKeyMap();
 969                 finishUndo();
 970                 break;
 971
 972         case LFUN_CUT:
 973                 cutSelection(true, true);
 974                 cmd.message(_("Cut"));
 975                 bv->update();
 976                 break;
 977
 978         case LFUN_COPY:
 979                 copySelection();
 980                 cmd.message(_("Copy"));
 981                 break;
 982
 983         case LFUN_BEGINNINGBUFSEL:
 984                 if (inset_owner)
 985                         return DispatchResult(false);
 986                 cursorTop();
 987                 finishChange(bv, true);
 988                 break;
 989
 990         case LFUN_ENDBUFSEL:
 991                 if (inset_owner)
 992                         return DispatchResult(false);
 993                 cursorBottom();
 994                 finishChange(bv, true);
 995                 break;
 996
 997         case LFUN_GETXY:
 998                 cmd.message(tostr(cursor.x()) + ' ' + tostr(cursor.y()));
 999                 break;
1000
1001         case LFUN_SETXY: {
1002                 int x = 0;
1003                 int y = 0;
1004                 istringstream is(cmd.argument);
1005                 is >> x >> y;
1006                 if (!is)
1007                         lyxerr << "SETXY: Could not parse coordinates in '"
1008                                << cmd.argument << std::endl;
1009                 else
1010                         setCursorFromCoordinates(x, y);
1011                 break;
1012         }
1013
1014         case LFUN_GETFONT:
1015                 if (current_font.shape() == LyXFont::ITALIC_SHAPE)
1016                         cmd.message("E");
1017                 else if (current_font.shape() == LyXFont::SMALLCAPS_SHAPE)
1018                         cmd.message("N");
1019                 else
1020                         cmd.message("0");
1021                 break;
1022
1023         case LFUN_GETLAYOUT:
1024                 cmd.message(tostr(cursorPar()->layout()));
1025                 break;
1026
1027         case LFUN_LAYOUT: {
1028                 lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) "
1029                   << cmd.argument << endl;
1030
1031                 // This is not the good solution to the empty argument
1032                 // problem, but it will hopefully suffice for 1.2.0.
1033                 // The correct solution would be to augument the
1034                 // function list/array with information about what
1035                 // functions needs arguments and their type.
1036                 if (cmd.argument.empty()) {
1037                         cmd.errorMessage(_("LyX function 'layout' needs an argument."));
1038                         break;
1039                 }
1040
1041                 // Derive layout number from given argument (string)
1042                 // and current buffer's textclass (number)
1043                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
1044                 bool hasLayout = tclass.hasLayout(cmd.argument);
1045                 string layout = cmd.argument;
1046
1047                 // If the entry is obsolete, use the new one instead.
1048                 if (hasLayout) {
1049                         string const & obs = tclass[layout]->obsoleted_by();
1050                         if (!obs.empty())
1051                                 layout = obs;
1052                 }
1053
1054                 if (!hasLayout) {
1055                         cmd.errorMessage(string(N_("Layout ")) + cmd.argument +
1056                                 N_(" not known"));
1057                         break;
1058                 }
1059
1060                 bool change_layout = (current_layout != layout);
1061
1062                 if (!change_layout && selection.set() &&
1063                         selection.start.par() != selection.end.par())
1064                 {
1065                         ParagraphList::iterator spit = getPar(selection.start);
1066                         ParagraphList::iterator epit = boost::next(getPar(selection.end));
1067                         while (spit != epit) {
1068                                 if (spit->layout()->name() != current_layout) {
1069                                         change_layout = true;
1070                                         break;
1071                                 }
1072                                 ++spit;
1073                         }
1074                 }
1075
1076                 if (change_layout) {
1077                         current_layout = layout;
1078                         setLayout(layout);
1079                         bv->owner()->setLayout(layout);
1080                         bv->update();
1081                         bv->switchKeyMap();
1082                 }
1083                 break;
1084         }
1085
1086         case LFUN_PASTESELECTION: {
1087                 // this was originally a beforeChange(bv->text), i.e
1088                 // the outermost LyXText!
1089                 bv->beforeChange(this);
1090                 string const clip = bv->getClipboard();
1091                 if (!clip.empty()) {
1092                         if (cmd.argument == "paragraph")
1093                                 insertStringAsParagraphs(clip);
1094                         else
1095                                 insertStringAsLines(clip);
1096                         clearSelection();
1097                         bv->update();
1098                 }
1099                 break;
1100         }
1101
1102         case LFUN_GOTOERROR:
1103                 gotoInset(InsetOld::ERROR_CODE, false);
1104                 break;
1105
1106         case LFUN_GOTONOTE:
1107                 gotoInset(InsetOld::NOTE_CODE, false);
1108                 break;
1109
1110         case LFUN_REFERENCE_GOTO:
1111         {
1112                 vector<InsetOld::Code> tmp;
1113                 tmp.push_back(InsetOld::LABEL_CODE);
1114                 tmp.push_back(InsetOld::REF_CODE);
1115                 gotoInset(tmp, true);
1116                 break;
1117         }
1118
1119         case LFUN_QUOTE: {
1120                 replaceSelection(bv->getLyXText());
1121                 ParagraphList::iterator pit = cursorPar();
1122                 lyx::pos_type pos = cursor.pos();
1123                 char c;
1124                 if (!pos)
1125                         c = ' ';
1126                 else if (pit->isInset(pos - 1) && pit->getInset(pos - 1)->isSpace())
1127                         c = ' ';
1128                 else
1129                         c = pit->getChar(pos - 1);
1130
1131                 LyXLayout_ptr const & style = pit->layout();
1132
1133                 BufferParams const & bufparams = bv->buffer()->params();
1134                 if (style->pass_thru ||
1135                     pit->getFontSettings(bufparams,pos).language()->lang() == "hebrew" ||
1136                     !bv->insertInset(new InsetQuotes(c, bufparams)))
1137                         bv->owner()->dispatch(FuncRequest(LFUN_SELFINSERT, "\""));
1138                 break;
1139         }
1140
1141         case LFUN_DATE_INSERT: {
1142                 replaceSelection(bv->getLyXText());
1143                 time_t now_time_t = time(NULL);
1144                 struct tm * now_tm = localtime(&now_time_t);
1145                 setlocale(LC_TIME, "");
1146                 string arg;
1147                 if (!cmd.argument.empty())
1148                         arg = cmd.argument;
1149                 else
1150                         arg = lyxrc.date_insert_format;
1151                 char datetmp[32];
1152                 int const datetmp_len =
1153                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
1154
1155                 for (int i = 0; i < datetmp_len; i++)
1156                         insertChar(datetmp[i]);
1157
1158                 selection.cursor = cursor;
1159                 moveCursorUpdate(bv, false);
1160                 break;
1161         }
1162
1163         case LFUN_MOUSE_TRIPLE:
1164                 if (!bv->buffer())
1165                         break;
1166                 if (!isInInset() && bv->theLockingInset())
1167                         break;
1168                 if (cmd.button() == mouse_button::button1) {
1169                         cursorHome();
1170                         selection.cursor = cursor;
1171                         cursorEnd();
1172                         setSelection();
1173                         bv->update();
1174                         bv->haveSelection(selection.set());
1175                 }
1176                 break;
1177
1178         case LFUN_MOUSE_DOUBLE:
1179                 if (!bv->buffer())
1180                         break;
1181                 if (!isInInset() && bv->theLockingInset())
1182                         break;
1183                 if (cmd.button() == mouse_button::button1) {
1184                         selectWord(lyx::WHOLE_WORD_STRICT);
1185                         bv->update();
1186                         bv->haveSelection(selection.set());
1187                 }
1188                 break;
1189
1190         case LFUN_MOUSE_MOTION:
1191         {
1192                 // Only use motion with button 1
1193                 //if (ev.button() != mouse_button::button1)
1194                 //      return false;
1195
1196                 if (!bv->buffer())
1197                         break;
1198
1199                 // Check for inset locking
1200                 if (bv->theLockingInset()) {
1201                         InsetOld * tli = bv->theLockingInset();
1202                         LyXCursor cursor = bv->text->cursor;
1203                         LyXFont font = bv->text->getFont(bv->text->cursorPar(), cursor.pos());
1204                         int width = tli->width();
1205                         int inset_x = font.isVisibleRightToLeft()
1206                                 ? cursor.x() - width : cursor.x();
1207                         int start_x = inset_x + tli->scroll();
1208                         FuncRequest cmd1 = cmd;
1209                         cmd1.x = cmd.x - start_x;
1210                         cmd1.y = cmd.y - cursor.y() + bv->top_y();
1211                         tli->dispatch(cmd1);
1212                         break;
1213                 }
1214
1215                 // The test for not selection possible is needed, that only motion
1216                 // events are used, where the bottom press event was on
1217                 //  the drawing area too
1218                 if (!selection_possible) {
1219                         lyxerr[Debug::ACTION]
1220                                 << "BufferView::Pimpl::Dispatch: no selection possible\n";
1221                         break;
1222                 }
1223
1224                 RowList::iterator cursorrow = bv->text->cursorRow();
1225                 bv->text->setCursorFromCoordinates(cmd.x, cmd.y + bv->top_y());
1226         #if 0
1227                 // sorry for this but I have a strange error that the y value jumps at
1228                 // a certain point. This seems like an error in my xforms library or
1229                 // in some other local environment, but I would like to leave this here
1230                 // for the moment until I can remove this (Jug 20020418)
1231                 if (y_before < bv->text->cursor.y())
1232                         lyxerr << y_before << ':'
1233                                << bv->text->cursor.y() << endl;
1234         #endif
1235                 // This is to allow jumping over large insets
1236                 if (cursorrow == bv->text->cursorRow()) {
1237                         if (cmd.y >= bv->workHeight())
1238                                 bv->text->cursorDown(false);
1239                         else if (cmd.y < 0)
1240                                 bv->text->cursorUp(false);
1241                 }
1242
1243                 bv->text->setSelection();
1244                 bv->update();
1245                 break;
1246         }
1247
1248         // Single-click on work area
1249         case LFUN_MOUSE_PRESS:
1250         {
1251                 if (!bv->buffer())
1252                         break;
1253
1254                 // ok ok, this is a hack (for xforms)
1255                 // We shouldn't go further down as we really should only do the
1256                 // scrolling and be done with this. Otherwise we may open some
1257                 // dialogs (Jug 20020424).
1258                 if (cmd.button() == mouse_button::button4) {
1259                         bv->scroll(-lyxrc.wheel_jump);
1260                         break;
1261                 }
1262                 if (cmd.button() == mouse_button::button5) {
1263                         bv->scroll(lyxrc.wheel_jump);
1264                         break;
1265                 }
1266
1267                 int x = cmd.x;
1268                 int y = cmd.y;
1269                 InsetOld * inset_hit = bv->text->checkInsetHit(x, y);
1270
1271                 // Middle button press pastes if we have a selection
1272                 // We do this here as if the selection was inside an inset
1273                 // it could get cleared on the unlocking of the inset so
1274                 // we have to check this first
1275                 bool paste_internally = false;
1276                 if (cmd.button() == mouse_button::button2 && selection.set()) {
1277                         bv->owner()->dispatch(FuncRequest(LFUN_COPY));
1278                         paste_internally = true;
1279                 }
1280
1281                 int const screen_first = bv->top_y();
1282
1283                 if (bv->theLockingInset()) {
1284                         // We are in inset locking mode
1285
1286                         // Check whether the inset was hit. If not reset mode,
1287                         // otherwise give the event to the inset
1288                         if (inset_hit == bv->theLockingInset()) {
1289                                 FuncRequest cmd1(bv, LFUN_MOUSE_PRESS, x, y, cmd.button());
1290                                 bv->theLockingInset()->dispatch(cmd1);
1291                                 break;
1292                         }
1293                         bv->unlockInset(bv->theLockingInset());
1294                 }
1295
1296                 if (!inset_hit)
1297                         selection_possible = true;
1298
1299                 // Clear the selection
1300                 bv->text->clearSelection();
1301                 bv->update();
1302                 bv->updateScrollbar();
1303
1304                 // Single left click in math inset?
1305                 if (isHighlyEditableInset(inset_hit)) {
1306                         // Highly editable inset, like math
1307                         UpdatableInset * inset = static_cast<UpdatableInset *>(inset_hit);
1308                         selection_possible = false;
1309                         bv->owner()->message(inset->editMessage());
1310                         // We just have to lock the inset before calling a PressEvent on it!
1311                         if (!bv->lockInset(inset))
1312                                 lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
1313                         FuncRequest cmd1(bv, LFUN_MOUSE_PRESS, x, y, cmd.button());
1314                         inset->dispatch(cmd1);
1315                         break;
1316                 }
1317                 // I'm not sure we should continue here if we hit an inset (Jug20020403)
1318
1319                 // Right click on a footnote flag opens float menu
1320                 if (cmd.button() == mouse_button::button3) {
1321                         selection_possible = false;
1322                         break;
1323                 }
1324
1325                 if (!inset_hit) // otherwise it was already set in checkInsetHit(...)
1326                         bv->text->setCursorFromCoordinates(x, y + screen_first);
1327                 finishUndo();
1328                 bv->text->selection.cursor = bv->text->cursor;
1329                 bv->x_target(bv->text->cursor.x());
1330
1331                 if (bv->fitCursor())
1332                         selection_possible = false;
1333
1334                 // Insert primary selection with middle mouse
1335                 // if there is a local selection in the current buffer,
1336                 // insert this
1337                 if (cmd.button() == mouse_button::button2) {
1338                         if (paste_internally)
1339                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
1340                         else
1341                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION, "paragraph"));
1342                         selection_possible = false;
1343                 }
1344                 break;
1345         }
1346
1347         case LFUN_MOUSE_RELEASE:
1348         {
1349                 // do nothing if we used the mouse wheel
1350                 if (!bv->buffer())
1351                         break;
1352
1353                 if (cmd.button() == mouse_button::button4
1354                  || cmd.button() == mouse_button::button5)
1355                         break;
1356
1357                 // If we hit an inset, we have the inset coordinates in these
1358                 // and inset_hit points to the inset.  If we do not hit an
1359                 // inset, inset_hit is 0, and inset_x == x, inset_y == y.
1360                 int x = cmd.x;
1361                 int y = cmd.y;
1362                 InsetOld * inset_hit = bv->text->checkInsetHit(x, y);
1363
1364                 if (bv->theLockingInset()) {
1365                         // We are in inset locking mode.
1366
1367                         // LyX does a kind of work-area grabbing for insets.
1368                         // Only a ButtonPress FuncRequest outside the inset will
1369                         // force a insetUnlock.
1370                         FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
1371                         bv->theLockingInset()->dispatch(cmd1);
1372                         break;
1373                 }
1374
1375                 selection_possible = false;
1376
1377                 if (cmd.button() == mouse_button::button2)
1378                         break;
1379
1380                 // finish selection
1381                 if (cmd.button() == mouse_button::button1)
1382                         bv->haveSelection(selection.set());
1383
1384                 bv->switchKeyMap();
1385                 bv->owner()->view_state_changed();
1386                 bv->owner()->updateMenubar();
1387                 bv->owner()->updateToolbar();
1388
1389                 // Did we hit an editable inset?
1390                 if (inset_hit) {
1391                         selection_possible = false;
1392
1393                         // if we reach this point with a selection, it
1394                         // must mean we are currently selecting.
1395                         // But we don't want to open the inset
1396                         // because that is annoying for the user.
1397                         // So just pretend we didn't hit it.
1398                         // this is OK because a "kosher" ButtonRelease
1399                         // will follow a ButtonPress that clears
1400                         // the selection.
1401                         // Note this also fixes selection drawing
1402                         // problems if we end up opening an inset
1403                         if (selection.set())
1404                                 break;
1405
1406                         // CHECK fix this proper in 0.13
1407                         // well, maybe 13.0 !!!!!!!!!
1408
1409                         // Following a ref shouldn't issue
1410                         // a push on the undo-stack
1411                         // anylonger, now that we have
1412                         // keybindings for following
1413                         // references and returning from
1414                         // references.  IMHO though, it
1415                         // should be the inset's own business
1416                         // to push or not push on the undo
1417                         // stack. They don't *have* to
1418                         // alter the document...
1419                         // (Joacim)
1420                         // ...or maybe the recordUndo()
1421                         // below isn't necessary at all anylonger?
1422                         if (inset_hit->lyxCode() == InsetOld::REF_CODE)
1423                                 recUndo(cursor.par());
1424
1425                         bv->owner()->message(inset_hit->editMessage());
1426
1427                         FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
1428                         inset_hit->dispatch(cmd1);
1429                 }
1430
1431                 break;
1432         }
1433
1434         case LFUN_SELFINSERT: {
1435                 if (cmd.argument.empty())
1436                         break;
1437
1438                 // Automatically delete the currently selected
1439                 // text and replace it with what is being
1440                 // typed in now. Depends on lyxrc settings
1441                 // "auto_region_delete", which defaults to
1442                 // true (on).
1443
1444                 if (lyxrc.auto_region_delete) {
1445                         if (selection.set())
1446                                 cutSelection(false, false);
1447                         bv->haveSelection(false);
1448                 }
1449
1450                 bv->beforeChange(this);
1451                 LyXFont const old_font = real_current_font;
1452
1453                 string::const_iterator cit = cmd.argument.begin();
1454                 string::const_iterator end = cmd.argument.end();
1455                 for (; cit != end; ++cit)
1456                         bv->owner()->getIntl().getTransManager().
1457                                 TranslateAndInsert(*cit, this);
1458
1459                 selection.cursor = cursor;
1460                 moveCursorUpdate(bv, false);
1461
1462                 // real_current_font.number can change so we need to
1463                 // update the minibuffer
1464                 if (old_font != real_current_font)
1465                         bv->owner()->view_state_changed();
1466                 bv->updateScrollbar();
1467                 break;
1468         }
1469
1470         case LFUN_HTMLURL: {
1471                 InsetCommandParams p("htmlurl");
1472                 string const data = InsetCommandMailer::params2string("url", p);
1473                 bv->owner()->getDialogs().show("url", data, 0);
1474                 break;
1475         }
1476
1477         case LFUN_URL: {
1478                 InsetCommandParams p("url");
1479                 string const data = InsetCommandMailer::params2string("url", p);
1480                 bv->owner()->getDialogs().show("url", data, 0);
1481                 break;
1482         }
1483
1484
1485 #if 0
1486         case LFUN_INSET_LIST:
1487         case LFUN_INSET_THEOREM:
1488         case LFUN_INSET_CAPTION:
1489 #endif
1490         case LFUN_INSERT_NOTE:
1491         case LFUN_INSERT_BOX:
1492         case LFUN_INSERT_BRANCH:
1493         case LFUN_INSERT_BIBITEM:
1494         case LFUN_INSET_ERT:
1495         case LFUN_INSET_FLOAT:
1496         case LFUN_INSET_FOOTNOTE:
1497         case LFUN_INSET_MARGINAL:
1498         case LFUN_INSET_MINIPAGE:
1499         case LFUN_INSET_OPTARG:
1500         case LFUN_INSET_WIDE_FLOAT:
1501         case LFUN_INSET_WRAP:
1502         case LFUN_TABULAR_INSERT:
1503         case LFUN_ENVIRONMENT_INSERT:
1504                 // Open the inset, and move the current selection
1505                 // inside it.
1506                 doInsertInset(this, cmd, true, true);
1507                 break;
1508
1509         case LFUN_INDEX_INSERT:
1510                 // Just open the inset
1511                 doInsertInset(this, cmd, true, false);
1512                 break;
1513
1514         case LFUN_INDEX_PRINT:
1515         case LFUN_TOC_INSERT:
1516         case LFUN_HFILL:
1517         case LFUN_INSERT_LINE:
1518         case LFUN_INSERT_PAGEBREAK:
1519                 // do nothing fancy
1520                 doInsertInset(this, cmd, false, false);
1521                 break;
1522
1523         case LFUN_DEPTH_MIN:
1524                 bv_funcs::changeDepth(bv, this, bv_funcs::DEC_DEPTH, false);
1525                 clearSelection();
1526                 bv->update();
1527                 break;
1528
1529         case LFUN_DEPTH_PLUS:
1530                 clearSelection();
1531                 bv_funcs::changeDepth(bv, this, bv_funcs::INC_DEPTH, false);
1532                 clearSelection();
1533                 bv->update();
1534                 break;
1535
1536         default:
1537                 return DispatchResult(false);
1538         }
1539
1540         return DispatchResult(true, true);
1541 }