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