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 "factory.h"
  25 #include "funcrequest.h"
  26 #include "gettext.h"
  27 #include "intl.h"
  28 #include "language.h"
  29 #include "lyxrc.h"
  30 #include "lyxrow.h"
  31 #include "paragraph.h"
  32 #include "ParagraphParameters.h"
  33 #include "text_funcs.h"
  34 #include "undo.h"
  35 #include "vspace.h"
  36
  37 #include "frontends/Dialogs.h"
  38 #include "frontends/LyXView.h"
  39
  40 #include "insets/insetcommand.h"
  41 #include "insets/insetnewline.h"
  42 #include "insets/insetspecialchar.h"
  43 #include "insets/insettext.h"
  44
  45 #include "support/lstrings.h"
  46 #include "support/tostr.h"
  47
  48 #include "support/std_sstream.h"
  49 #include <clocale>
  50
  51 using bv_funcs::replaceSelection;
  52
  53 using lyx::pos_type;
  54
  55 using lyx::support::isStrUnsignedInt;
  56 using lyx::support::strToUnsignedInt;
  57
  58 using std::endl;
  59 using std::find;
  60 using std::string;
  61 using std::istringstream;
  62 using std::vector;
  63
  64
  65 extern string current_layout;
  66 extern int bibitemMaxWidth(BufferView *, LyXFont const &);
  67
  68 // the selection possible is needed, that only motion events are
  69 // used, where the bottom press event was on the drawing area too
  70 bool selection_possible = false;
  71
  72
  73 namespace {
  74
  75         void moveCursorUpdate(BufferView * bv, bool selecting)
  76         {
  77                 LyXText * lt = bv->getLyXText();
  78
  79                 //if (!lt->selection.set())
  80     //  lt->selection.cursor = lt->cursor;
  81
  82                 if (selecting || lt->selection.mark())
  83                         lt->setSelection();
  84
  85                 if (!lt->selection.set())
  86                         bv->haveSelection(false);
  87
  88                 bv->update();
  89                 bv->switchKeyMap();
  90         }
  91
  92
  93         void finishChange(BufferView * bv, bool selecting = false)
  94         {
  95                 finishUndo();
  96                 moveCursorUpdate(bv, selecting);
  97                 bv->owner()->view_state_changed();
  98         }
  99
 100         // check if the given co-ordinates are inside an inset at the
 101         // given cursor, if one exists. If so, the inset is returned,
 102         // and the co-ordinates are made relative. Otherwise, 0 is returned.
 103         InsetOld * checkInset(LyXText & text,
 104                 LyXCursor const & cur, int & x, int & y)
 105         {
 106                 lyx::pos_type const pos = cur.pos();
 107                 ParagraphList::iterator par = text.getPar(cur);
 108
 109                 if (pos >= par->size() || !par->isInset(pos))
 110                         return 0;
 111
 112                 InsetOld /*const*/ * inset = par->getInset(pos);
 113
 114                 if (!isEditableInset(inset))
 115                         return 0;
 116
 117                 // get inset dimensions
 118                 BOOST_ASSERT(par->getInset(pos));
 119
 120                 LyXFont const & font = text.getFont(par, pos);
 121
 122                 int const width = inset->width();
 123                 int const inset_x = font.isVisibleRightToLeft()
 124                         ? (cur.x() - width) : cur.x();
 125
 126                 Box b(
 127                         inset_x + inset->scroll(),
 128                         inset_x + width,
 129                         cur.y() - inset->ascent(),
 130                         cur.y() + inset->descent()
 131                 );
 132
 133                 if (!b.contains(x, y)) {
 134                         lyxerr[Debug::GUI] << "Missed inset at x,y "
 135                                            << x << ',' << y
 136                                            << " box " << b << endl;
 137                         return 0;
 138                 }
 139
 140                 text.setCursor(cur.par(), pos, true);
 141
 142                 x -= b.x1;
 143                 // The origin of an inset is on the baseline
 144                 y -= text.cursor.y();
 145
 146                 return inset;
 147         }
 148
 149 } // anon namespace
 150
 151
 152 InsetOld * LyXText::checkInsetHit(int & x, int & y)
 153 {
 154         int y_tmp = y + bv_owner->top_y();
 155
 156         LyXCursor cur;
 157         setCursorFromCoordinates(cur, x, y_tmp);
 158
 159         InsetOld * inset = checkInset(*this, cur, x, y_tmp);
 160         if (inset) {
 161                 y = y_tmp;
 162                 return inset;
 163         }
 164
 165         // look at previous position
 166         if (cur.pos() == 0)
 167                 return 0;
 168
 169         // move back one
 170         setCursor(cur, cur.par(), cur.pos() - 1, true);
 171
 172         inset = checkInset(*this, cur, x, y_tmp);
 173         if (inset)
 174                 y = y_tmp;
 175         return inset;
 176 }
 177
 178
 179 bool LyXText::gotoNextInset(vector<InsetOld::Code> const & codes,
 180                             string const & contents)
 181 {
 182         ParagraphList::iterator end = ownerParagraphs().end();
 183         ParagraphList::iterator pit = cursorPar();
 184         pos_type pos = cursor.pos();
 185
 186         InsetOld * inset;
 187         do {
 188                 if (pos + 1 < pit->size()) {
 189                         ++pos;
 190                 } else  {
 191                         ++pit;
 192                         pos = 0;
 193                 }
 194
 195         } while (pit != end &&
 196                  !(pit->isInset(pos) &&
 197                    (inset = pit->getInset(pos)) != 0 &&
 198                    find(codes.begin(), codes.end(), inset->lyxCode()) != codes.end() &&
 199                    (contents.empty() ||
 200                     static_cast<InsetCommand *>(pit->getInset(pos))->getContents()
 201                     == contents)));
 202
 203         if (pit == end)
 204                 return false;
 205
 206         setCursor(parOffset(pit), pos, false);
 207         return true;
 208 }
 209
 210
 211 void LyXText::gotoInset(vector<InsetOld::Code> const & codes,
 212                         bool same_content)
 213 {
 214         bv()->beforeChange(this);
 215
 216         string contents;
 217         if (same_content && cursor.pos() < cursorPar()->size()
 218             && cursorPar()->isInset(cursor.pos())) {
 219                 InsetOld const * inset = cursorPar()->getInset(cursor.pos());
 220                 if (find(codes.begin(), codes.end(), inset->lyxCode())
 221                     != codes.end())
 222                         contents = static_cast<InsetCommand const *>(inset)->getContents();
 223         }
 224
 225         if (!gotoNextInset(codes, contents)) {
 226                 if (cursor.pos() || cursorPar() != ownerParagraphs().begin()) {
 227                         LyXCursor tmp = cursor;
 228                         cursor.par(0);
 229                         cursor.pos(0);
 230                         if (!gotoNextInset(codes, contents)) {
 231                                 cursor = tmp;
 232                                 bv()->owner()->message(_("No more insets"));
 233                         }
 234                 } else {
 235                         bv()->owner()->message(_("No more insets"));
 236                 }
 237         }
 238         bv()->update();
 239         selection.cursor = cursor;
 240 }
 241
 242
 243 void LyXText::gotoInset(InsetOld::Code code, bool same_content)
 244 {
 245         gotoInset(vector<InsetOld::Code>(1, code), same_content);
 246 }
 247
 248
 249 void LyXText::cursorPrevious()
 250 {
 251         int y = bv_owner->top_y();
 252
 253         RowList::iterator rit = cursorRow();
 254
 255         if (rit == firstRow()) {
 256                 if (y > 0)
 257                         bv()->updateScrollbar();
 258                 return;
 259         }
 260
 261         setCursorFromCoordinates(cursor.x_fix(), y);
 262         finishUndo();
 263
 264         int new_y;
 265         if (rit == bv()->text->cursorRow()) {
 266                 // we have a row which is taller than the workarea. The
 267                 // simplest solution is to move to the previous row instead.
 268                 cursorUp(true);
 269                 return;
 270                 // This is what we used to do, so we wouldn't skip right past
 271                 // tall rows, but it's not working right now.
 272         }
 273
 274         if (inset_owner) {
 275                 new_y = bv()->text->cursor.y()
 276                         + bv()->theLockingInset()->insetInInsetY() + y
 277                         + rit->height()
 278                         - bv()->workHeight() + 1;
 279         } else {
 280                 new_y = cursor.y()
 281                         - rit->baseline()
 282                         + rit->height()
 283                         - bv()->workHeight() + 1;
 284         }
 285
 286         LyXCursor cur;
 287         ParagraphList::iterator pit = cursorPar();
 288         rit = cursorRow();
 289         if (isFirstRow(pit, *rit))
 290                 return;
 291
 292         previousRow(pit, rit);
 293         setCursor(cur, parOffset(pit), rit->pos(), false);
 294         if (cur.y() > bv_owner->top_y())
 295                 cursorUp(true);
 296         bv()->updateScrollbar();
 297 }
 298
 299
 300 void LyXText::cursorNext()
 301 {
 302         int topy = bv_owner->top_y();
 303
 304         RowList::iterator rit = cursorRow();
 305         if (isLastRow(cursorPar(), *cursorRow())) {
 306                 int y = cursor.y() - rit->baseline() + cursorRow()->height();
 307                 if (y > topy + bv()->workHeight())
 308                         bv_owner->updateScrollbar();
 309                 return;
 310         }
 311
 312         int y = topy + bv_owner->workHeight();
 313         if (inset_owner && !topy) {
 314                 y -= (bv_owner->text->cursor.y()
 315                           - bv_owner->top_y()
 316                           + bv_owner->theLockingInset()->insetInInsetY());
 317         }
 318
 319         ParagraphList::iterator dummypit;
 320         Row const & rr = *getRowNearY(y, dummypit);
 321         y = dummypit->y + rr.y_offset();
 322
 323         setCursorFromCoordinates(cursor.x_fix(), y);
 324         // + bv->workHeight());
 325         finishUndo();
 326
 327         int new_y;
 328         if (rit == bv_owner->text->cursorRow()) {
 329                 // we have a row which is taller than the workarea. The
 330                 // simplest solution is to move to the next row instead.
 331                 cursorDown(true);
 332                 return;
 333                 // This is what we used to do, so we wouldn't skip right past
 334                 // tall rows, but it's not working right now.
 335 #if 0
 336                 new_y = bv->top_y() + bv->workHeight();
 337 #endif
 338         } else {
 339                 if (inset_owner) {
 340                         new_y = bv()->text->cursor.y()
 341                                 + bv()->theLockingInset()->insetInInsetY()
 342                                 + y - rit->baseline();
 343                 } else {
 344                         new_y = cursor.y() - cursorRow()->baseline();
 345                 }
 346         }
 347
 348         ParagraphList::iterator pit = cursorPar();
 349         rit = cursorRow();
 350         nextRow(pit, rit);
 351         LyXCursor cur;
 352         setCursor(cur, parOffset(pit), rit->pos(), false);
 353         if (cur.y() < bv_owner->top_y() + bv()->workHeight())
 354                 cursorDown(true);
 355         bv()->updateScrollbar();
 356 }
 357
 358
 359 namespace {
 360
 361 void specialChar(LyXText * lt, BufferView * bv, InsetSpecialChar::Kind kind)
 362 {
 363         bv->update();
 364         InsetSpecialChar * new_inset = new InsetSpecialChar(kind);
 365         replaceSelection(lt);
 366         if (!bv->insertInset(new_inset))
 367                 delete new_inset;
 368         else
 369                 bv->updateInset(new_inset);
 370 }
 371
 372
 373 void doInsertInset(LyXText * lt, FuncRequest const & cmd,
 374                    bool edit, bool pastesel)
 375 {
 376         InsetOld * inset = createInset(cmd);
 377         BufferView * bv = cmd.view();
 378
 379         if (inset) {
 380                 bool gotsel = false;
 381                 if (lt->selection.set()) {
 382                         bv->owner()->dispatch(FuncRequest(LFUN_CUT));
 383                         gotsel = true;
 384                 }
 385                 if (bv->insertInset(inset)) {
 386                         if (edit) {
 387                                 FuncRequest cmd(bv, LFUN_INSET_EDIT, "left");
 388                                 inset->dispatch(cmd);
 389                         }
 390                         if (gotsel && pastesel)
 391                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
 392                 }
 393                 else
 394                         delete inset;
 395         }
 396 }
 397
 398 } // anon namespace
 399
 400
 401 dispatch_result LyXText::dispatch(FuncRequest const & cmd)
 402 {
 403         lyxerr[Debug::ACTION] << "LyXText::dispatch: action[" << cmd.action
 404                               <<"] arg[" << cmd.argument << ']' << "xy[" <<
 405                                   cmd.x << ',' << cmd.y << ']' << endl;
 406
 407         BufferView * bv = cmd.view();
 408
 409         switch (cmd.action) {
 410
 411         case LFUN_APPENDIX: {
 412                 ParagraphList::iterator pit = cursorPar();
 413                 bool start = !pit->params().startOfAppendix();
 414
 415                 // ensure that we have only one start_of_appendix in this document
 416                 ParagraphList::iterator tmp = ownerParagraphs().begin();
 417                 ParagraphList::iterator end = ownerParagraphs().end();
 418
 419                 for (; tmp != end; ++tmp) {
 420                         if (tmp->params().startOfAppendix()) {
 421                                 recUndo(parOffset(tmp));
 422                                 tmp->params().startOfAppendix(false);
 423                                 redoParagraph(tmp);
 424                                 break;
 425                         }
 426                 }
 427
 428                 recUndo(parOffset(pit));
 429                 pit->params().startOfAppendix(start);
 430
 431                 // we can set the refreshing parameters now
 432                 updateCounters();
 433                 redoParagraph(cursorPar());
 434                 setCursor(cursorPar(), cursor.pos());
 435                 bv->update();
 436                 break;
 437         }
 438
 439         case LFUN_DELETE_WORD_FORWARD:
 440                 bv->beforeChange(this);
 441                 deleteWordForward();
 442                 finishChange(bv);
 443                 break;
 444
 445         case LFUN_DELETE_WORD_BACKWARD:
 446                 bv->beforeChange(this);
 447                 deleteWordBackward();
 448                 finishChange(bv);
 449                 break;
 450
 451         case LFUN_DELETE_LINE_FORWARD:
 452                 bv->beforeChange(this);
 453                 deleteLineForward();
 454                 finishChange(bv);
 455                 break;
 456
 457         case LFUN_WORDRIGHT:
 458                 if (!selection.mark())
 459                         bv->beforeChange(this);
 460                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 461                         cursorLeftOneWord();
 462                 else
 463                         cursorRightOneWord();
 464                 finishChange(bv);
 465                 break;
 466
 467         case LFUN_WORDLEFT:
 468                 if (!selection.mark())
 469                         bv->beforeChange(this);
 470                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 471                         cursorRightOneWord();
 472                 else
 473                         cursorLeftOneWord();
 474                 finishChange(bv);
 475                 break;
 476
 477         case LFUN_BEGINNINGBUF:
 478                 if (!selection.mark())
 479                         bv->beforeChange(this);
 480                 cursorTop();
 481                 finishChange(bv);
 482                 break;
 483
 484         case LFUN_ENDBUF:
 485                 if (selection.mark())
 486                         bv->beforeChange(this);
 487                 cursorBottom();
 488                 finishChange(bv);
 489                 break;
 490
 491         case LFUN_RIGHTSEL:
 492                 if (!selection.set())
 493                         selection.cursor = cursor;
 494                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 495                         cursorLeft(bv);
 496                 else
 497                         cursorRight(bv);
 498                 finishChange(bv, true);
 499                 break;
 500
 501         case LFUN_LEFTSEL:
 502                 if (!selection.set())
 503                         selection.cursor = cursor;
 504                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 505                         cursorRight(bv);
 506                 else
 507                         cursorLeft(bv);
 508                 finishChange(bv, true);
 509                 break;
 510
 511         case LFUN_UPSEL:
 512                 if (!selection.set())
 513                         selection.cursor = cursor;
 514                 cursorUp(true);
 515                 finishChange(bv, true);
 516                 break;
 517
 518         case LFUN_DOWNSEL:
 519                 if (!selection.set())
 520                         selection.cursor = cursor;
 521                 cursorDown(true);
 522                 finishChange(bv, true);
 523                 break;
 524
 525         case LFUN_UP_PARAGRAPHSEL:
 526                 if (!selection.set())
 527                         selection.cursor = cursor;
 528                 cursorUpParagraph();
 529                 finishChange(bv, true);
 530                 break;
 531
 532         case LFUN_DOWN_PARAGRAPHSEL:
 533                 if (!selection.set())
 534                         selection.cursor = cursor;
 535                 cursorDownParagraph();
 536                 finishChange(bv, true);
 537                 break;
 538
 539         case LFUN_PRIORSEL:
 540                 if (!selection.set())
 541                         selection.cursor = cursor;
 542                 cursorPrevious();
 543                 finishChange(bv, true);
 544                 break;
 545
 546         case LFUN_NEXTSEL:
 547                 if (!selection.set())
 548                         selection.cursor = cursor;
 549                 cursorNext();
 550                 finishChange(bv, true);
 551                 break;
 552
 553         case LFUN_HOMESEL:
 554                 if (!selection.set())
 555                         selection.cursor = cursor;
 556                 cursorHome();
 557                 finishChange(bv, true);
 558                 break;
 559
 560         case LFUN_ENDSEL:
 561                 if (!selection.set())
 562                         selection.cursor = cursor;
 563                 cursorEnd();
 564                 finishChange(bv, true);
 565                 break;
 566
 567         case LFUN_WORDRIGHTSEL:
 568                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 569                         cursorLeftOneWord();
 570                 else
 571                         cursorRightOneWord();
 572                 finishChange(bv, true);
 573                 break;
 574
 575         case LFUN_WORDLEFTSEL:
 576                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 577                         cursorRightOneWord();
 578                 else
 579                         cursorLeftOneWord();
 580                 finishChange(bv, true);
 581                 break;
 582
 583         case LFUN_WORDSEL: {
 584                 LyXCursor cur1 = cursor;
 585                 LyXCursor cur2;
 586                 ::getWord(*this, cur1, cur2, lyx::WHOLE_WORD, ownerParagraphs());
 587                 setCursor(cur1.par(), cur1.pos());
 588                 bv->beforeChange(this);
 589                 setCursor(cur2.par(), cur2.pos());
 590                 finishChange(bv, true);
 591                 break;
 592         }
 593
 594         case LFUN_RIGHT: {
 595                 bool is_rtl = cursorPar()->isRightToLeftPar(bv->buffer()->params());
 596                 if (!selection.mark())
 597                         bv->beforeChange(this);
 598                 if (is_rtl)
 599                         cursorLeft(false);
 600                 if (cursor.pos() < cursorPar()->size()
 601                     && cursorPar()->isInset(cursor.pos())
 602                     && isHighlyEditableInset(cursorPar()->getInset(cursor.pos()))) {
 603                         InsetOld * tmpinset = cursorPar()->getInset(cursor.pos());
 604                         cmd.message(tmpinset->editMessage());
 605                         FuncRequest cmd1(bv, LFUN_INSET_EDIT, is_rtl ? "right" : "left");
 606                         tmpinset->dispatch(cmd1);
 607                         break;
 608                 }
 609                 if (!is_rtl)
 610                         cursorRight(false);
 611                 finishChange(bv);
 612                 break;
 613         }
 614
 615         case LFUN_LEFT: {
 616                 // This is soooo ugly. Isn`t it possible to make
 617                 // it simpler? (Lgb)
 618                 bool const is_rtl = cursorPar()->isRightToLeftPar(bv->buffer()->params());
 619                 if (!selection.mark())
 620                         bv->beforeChange(this);
 621                 LyXCursor const cur = cursor;
 622                 if (!is_rtl)
 623                         cursorLeft(false);
 624                 if ((is_rtl || cur != cursor) && // only if really moved!
 625                     cursor.pos() < cursorPar()->size() &&
 626                     cursorPar()->isInset(cursor.pos()) &&
 627                     isHighlyEditableInset(cursorPar()->getInset(cursor.pos()))) {
 628                         InsetOld * tmpinset = cursorPar()->getInset(cursor.pos());
 629                         cmd.message(tmpinset->editMessage());
 630                         FuncRequest cmd1(bv, LFUN_INSET_EDIT, is_rtl ? "left" : "right");
 631                         tmpinset->dispatch(cmd1);
 632                         break;
 633                 }
 634                 if (is_rtl)
 635                         cursorRight(false);
 636                 finishChange(bv);
 637                 break;
 638         }
 639
 640         case LFUN_UP:
 641                 if (!selection.mark())
 642                         bv->beforeChange(this);
 643                 cursorUp(false);
 644                 finishChange(bv);
 645                 break;
 646
 647         case LFUN_DOWN:
 648                 if (!selection.mark())
 649                         bv->beforeChange(this);
 650                 cursorDown(false);
 651                 finishChange(bv);
 652                 break;
 653
 654         case LFUN_UP_PARAGRAPH:
 655                 if (!selection.mark())
 656                         bv->beforeChange(this);
 657                 cursorUpParagraph();
 658                 finishChange(bv);
 659                 break;
 660
 661         case LFUN_DOWN_PARAGRAPH:
 662                 if (!selection.mark())
 663                         bv->beforeChange(this);
 664                 cursorDownParagraph();
 665                 finishChange(bv, false);
 666                 break;
 667
 668         case LFUN_PRIOR:
 669                 if (!selection.mark())
 670                         bv->beforeChange(this);
 671                 cursorPrevious();
 672                 finishChange(bv, false);
 673                 break;
 674
 675         case LFUN_NEXT:
 676                 if (!selection.mark())
 677                         bv->beforeChange(this);
 678                 cursorNext();
 679                 finishChange(bv, false);
 680                 break;
 681
 682         case LFUN_HOME:
 683                 if (!selection.mark())
 684                         bv->beforeChange(this);
 685                 cursorHome();
 686                 finishChange(bv, false);
 687                 break;
 688
 689         case LFUN_END:
 690                 if (!selection.mark())
 691                         bv->beforeChange(this);
 692                 cursorEnd();
 693                 finishChange(bv, false);
 694                 break;
 695
 696         case LFUN_BREAKLINE: {
 697                 lyx::pos_type body = cursorPar()->beginningOfBody();
 698
 699                 // Not allowed by LaTeX (labels or empty par)
 700                 if (cursor.pos() <= body)
 701                         break;
 702
 703                 replaceSelection(bv->getLyXText());
 704                 insertInset(new InsetNewline);
 705                 setCursor(cursorPar(), cursor.pos());
 706                 moveCursorUpdate(bv, false);
 707                 break;
 708         }
 709
 710         case LFUN_DELETE:
 711                 if (!selection.set()) {
 712                         Delete();
 713                         selection.cursor = cursor;
 714                         // It is possible to make it a lot faster still
 715                         // just comment out the line below...
 716                 } else {
 717                         cutSelection(true, false);
 718                 }
 719                 moveCursorUpdate(bv, false);
 720                 bv->owner()->view_state_changed();
 721                 break;
 722
 723         case LFUN_DELETE_SKIP:
 724                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 725                 if (!selection.set()) {
 726                         if (cursor.pos() == cursorPar()->size()) {
 727                                 cursorRight(bv);
 728                                 ParagraphParameters & params = cursorPar()->params();
 729                                 if (cursor.pos() == 0
 730                                     && !(params.spaceTop() == VSpace (VSpace::NONE))) {
 731                                         setParagraph(
 732                                                  params.lineTop(),
 733                                                  params.lineBottom(),
 734                                                  params.pagebreakTop(),
 735                                                  params.pagebreakBottom(),
 736                                                  VSpace(VSpace::NONE),
 737                                                  params.spaceBottom(),
 738                                                  params.spacing(),
 739                                                  params.align(),
 740                                                  params.labelWidthString(), 0);
 741                                         cursorLeft(bv);
 742                                 } else {
 743                                         cursorLeft(bv);
 744                                         Delete();
 745                                         selection.cursor = cursor;
 746                                 }
 747                         } else {
 748                                 Delete();
 749                                 selection.cursor = cursor;
 750                         }
 751                 } else {
 752                         cutSelection(true, false);
 753                 }
 754                 bv->update();
 755                 break;
 756
 757
 758         case LFUN_BACKSPACE:
 759                 if (!selection.set()) {
 760                         if (bv->owner()->getIntl().getTransManager().backspace()) {
 761                                 backspace();
 762                                 selection.cursor = cursor;
 763                                 // It is possible to make it a lot faster still
 764                                 // just comment out the line below...
 765                         }
 766                 } else {
 767                         cutSelection(true, false);
 768                 }
 769                 bv->owner()->view_state_changed();
 770                 bv->switchKeyMap();
 771                 bv->update();
 772                 break;
 773
 774         case LFUN_BACKSPACE_SKIP:
 775                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 776                 if (!selection.set()) {
 777                         ParagraphParameters & params = cursorPar()->params();
 778                         if (cursor.pos() == 0 && !(params.spaceTop() == VSpace(VSpace::NONE))) {
 779                                 setParagraph(
 780                                          params.lineTop(),
 781                                          params.lineBottom(),
 782                                          params.pagebreakTop(),
 783                                          params.pagebreakBottom(),
 784                                          VSpace(VSpace::NONE),
 785                                    params.spaceBottom(),
 786                                          params.spacing(),
 787                                          params.align(),
 788                                          params.labelWidthString(), 0);
 789                         } else {
 790                                 LyXCursor cur = cursor;
 791                                 backspace();
 792                                 selection.cursor = cur;
 793                         }
 794                 } else {
 795                         cutSelection(true, false);
 796                 }
 797                 bv->update();
 798                 break;
 799
 800         case LFUN_BREAKPARAGRAPH:
 801                 replaceSelection(bv->getLyXText());
 802                 breakParagraph(bv->buffer()->paragraphs(), 0);
 803                 bv->update();
 804                 selection.cursor = cursor;
 805                 bv->switchKeyMap();
 806                 bv->owner()->view_state_changed();
 807                 break;
 808
 809         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 810                 replaceSelection(bv->getLyXText());
 811                 breakParagraph(bv->buffer()->paragraphs(), 1);
 812                 bv->update();
 813                 selection.cursor = cursor;
 814                 bv->switchKeyMap();
 815                 bv->owner()->view_state_changed();
 816                 break;
 817
 818         case LFUN_BREAKPARAGRAPH_SKIP: {
 819                 // When at the beginning of a paragraph, remove
 820                 // indentation and add a "defskip" at the top.
 821                 // Otherwise, do the same as LFUN_BREAKPARAGRAPH.
 822                 LyXCursor cur = cursor;
 823                 replaceSelection(bv->getLyXText());
 824                 if (cur.pos() == 0) {
 825                         ParagraphParameters & params = getPar(cur)->params();
 826                         if (params.spaceTop() == VSpace(VSpace::NONE)) {
 827                                 setParagraph(
 828                                          params.lineTop(),
 829                                          params.lineBottom(),
 830                                          params.pagebreakTop(),
 831                                          params.pagebreakBottom(),
 832                                          VSpace(VSpace::DEFSKIP), params.spaceBottom(),
 833                                          params.spacing(),
 834                                          params.align(),
 835                                          params.labelWidthString(), 1);
 836                         }
 837                 }
 838                 else {
 839                         breakParagraph(bv->buffer()->paragraphs(), 0);
 840                 }
 841                 bv->update();
 842                 selection.cursor = cur;
 843                 bv->switchKeyMap();
 844                 bv->owner()->view_state_changed();
 845                 break;
 846         }
 847
 848         case LFUN_PARAGRAPH_SPACING: {
 849                 ParagraphList::iterator pit = cursorPar();
 850                 Spacing::Space cur_spacing = pit->params().spacing().getSpace();
 851                 float cur_value = 1.0;
 852                 if (cur_spacing == Spacing::Other)
 853                         cur_value = pit->params().spacing().getValue();
 854
 855                 istringstream is(cmd.argument);
 856                 string tmp;
 857                 is >> tmp;
 858                 Spacing::Space new_spacing = cur_spacing;
 859                 float new_value = cur_value;
 860                 if (tmp.empty()) {
 861                         lyxerr << "Missing argument to `paragraph-spacing'"
 862                                << endl;
 863                 } else if (tmp == "single") {
 864                         new_spacing = Spacing::Single;
 865                 } else if (tmp == "onehalf") {
 866                         new_spacing = Spacing::Onehalf;
 867                 } else if (tmp == "double") {
 868                         new_spacing = Spacing::Double;
 869                 } else if (tmp == "other") {
 870                         new_spacing = Spacing::Other;
 871                         float tmpval = 0.0;
 872                         is >> tmpval;
 873                         lyxerr << "new_value = " << tmpval << endl;
 874                         if (tmpval != 0.0)
 875                                 new_value = tmpval;
 876                 } else if (tmp == "default") {
 877                         new_spacing = Spacing::Default;
 878                 } else {
 879                         lyxerr << _("Unknown spacing argument: ")
 880                                << cmd.argument << endl;
 881                 }
 882                 if (cur_spacing != new_spacing || cur_value != new_value) {
 883                         pit->params().spacing(Spacing(new_spacing, new_value));
 884                         redoParagraph();
 885                         bv->update();
 886                 }
 887                 break;
 888         }
 889
 890         case LFUN_INSET_SETTINGS:
 891                 BOOST_ASSERT(bv->theLockingInset());
 892                 bv->theLockingInset()->getLockingInset()->showInsetDialog(bv);
 893                 break;
 894
 895         case LFUN_INSET_TOGGLE:
 896                 bv->beforeChange(this);
 897                 toggleInset();
 898                 bv->update();
 899                 bv->switchKeyMap();
 900                 break;
 901
 902         case LFUN_SPACE_INSERT:
 903                 if (cursorPar()->layout()->free_spacing)
 904                         insertChar(' ');
 905                 else
 906                         doInsertInset(this, cmd, false, false);
 907                 moveCursorUpdate(bv, false);
 908                 break;
 909
 910         case LFUN_HYPHENATION:
 911                 specialChar(this, bv, InsetSpecialChar::HYPHENATION);
 912                 break;
 913
 914         case LFUN_LIGATURE_BREAK:
 915                 specialChar(this, bv, InsetSpecialChar::LIGATURE_BREAK);
 916                 break;
 917
 918         case LFUN_LDOTS:
 919                 specialChar(this, bv, InsetSpecialChar::LDOTS);
 920                 break;
 921
 922         case LFUN_END_OF_SENTENCE:
 923                 specialChar(this, bv, InsetSpecialChar::END_OF_SENTENCE);
 924                 break;
 925
 926         case LFUN_MENU_SEPARATOR:
 927                 specialChar(this, bv, InsetSpecialChar::MENU_SEPARATOR);
 928                 break;
 929
 930         case LFUN_MARK_OFF:
 931                 bv->beforeChange(this);
 932                 bv->update();
 933                 selection.cursor = cursor;
 934                 cmd.message(N_("Mark off"));
 935                 break;
 936
 937         case LFUN_MARK_ON:
 938                 bv->beforeChange(this);
 939                 selection.mark(true);
 940                 bv->update();
 941                 selection.cursor = cursor;
 942                 cmd.message(N_("Mark on"));
 943                 break;
 944
 945         case LFUN_SETMARK:
 946                 bv->beforeChange(this);
 947                 if (selection.mark()) {
 948                         cmd.message(N_("Mark removed"));
 949                 } else {
 950                         selection.mark(true);
 951                         cmd.message(N_("Mark set"));
 952                 }
 953                 selection.cursor = cursor;
 954                 bv->update();
 955                 break;
 956
 957         case LFUN_UPCASE_WORD:
 958                 changeCase(LyXText::text_uppercase);
 959                 bv->update();
 960                 break;
 961
 962         case LFUN_LOWCASE_WORD:
 963                 changeCase(LyXText::text_lowercase);
 964                 bv->update();
 965                 break;
 966
 967         case LFUN_CAPITALIZE_WORD:
 968                 changeCase(LyXText::text_capitalization);
 969                 bv->update();
 970                 break;
 971
 972         case LFUN_TRANSPOSE_CHARS:
 973                 recUndo(cursor.par());
 974                 redoParagraph();
 975                 bv->update();
 976                 break;
 977
 978         case LFUN_PASTE:
 979                 cmd.message(_("Paste"));
 980                 replaceSelection(bv->getLyXText());
 981 #warning FIXME Check if the arg is in the domain of available selections.
 982                 if (isStrUnsignedInt(cmd.argument))
 983                         pasteSelection(strToUnsignedInt(cmd.argument));
 984                 else
 985                         pasteSelection(0);
 986                 clearSelection(); // bug 393
 987                 bv->update();
 988                 bv->switchKeyMap();
 989                 finishUndo();
 990                 break;
 991
 992         case LFUN_CUT:
 993                 cutSelection(true, true);
 994                 cmd.message(_("Cut"));
 995                 bv->update();
 996                 break;
 997
 998         case LFUN_COPY:
 999                 copySelection();
1000                 cmd.message(_("Copy"));
1001                 break;
1002
1003         case LFUN_BEGINNINGBUFSEL:
1004                 if (inset_owner)
1005                         return UNDISPATCHED;
1006                 cursorTop();
1007                 finishChange(bv, true);
1008                 break;
1009
1010         case LFUN_ENDBUFSEL:
1011                 if (inset_owner)
1012                         return UNDISPATCHED;
1013                 cursorBottom();
1014                 finishChange(bv, true);
1015                 break;
1016
1017         case LFUN_GETXY:
1018                 cmd.message(tostr(cursor.x()) + ' ' + tostr(cursor.y()));
1019                 break;
1020
1021         case LFUN_SETXY: {
1022                 int x = 0;
1023                 int y = 0;
1024                 istringstream is(cmd.argument);
1025                 is >> x >> y;
1026                 if (!is)
1027                         lyxerr << "SETXY: Could not parse coordinates in '"
1028                                << cmd.argument << std::endl;
1029                 else
1030                         setCursorFromCoordinates(x, y);
1031                 break;
1032         }
1033
1034         case LFUN_GETFONT:
1035                 if (current_font.shape() == LyXFont::ITALIC_SHAPE)
1036                         cmd.message("E");
1037                 else if (current_font.shape() == LyXFont::SMALLCAPS_SHAPE)
1038                         cmd.message("N");
1039                 else
1040                         cmd.message("0");
1041                 break;
1042
1043         case LFUN_GETLAYOUT:
1044                 cmd.message(tostr(cursorPar()->layout()));
1045                 break;
1046
1047         case LFUN_LAYOUT: {
1048                 lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) "
1049                   << cmd.argument << endl;
1050
1051                 // This is not the good solution to the empty argument
1052                 // problem, but it will hopefully suffice for 1.2.0.
1053                 // The correct solution would be to augument the
1054                 // function list/array with information about what
1055                 // functions needs arguments and their type.
1056                 if (cmd.argument.empty()) {
1057                         cmd.errorMessage(_("LyX function 'layout' needs an argument."));
1058                         break;
1059                 }
1060
1061                 // Derive layout number from given argument (string)
1062                 // and current buffer's textclass (number)
1063                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
1064                 bool hasLayout = tclass.hasLayout(cmd.argument);
1065                 string layout = cmd.argument;
1066
1067                 // If the entry is obsolete, use the new one instead.
1068                 if (hasLayout) {
1069                         string const & obs = tclass[layout]->obsoleted_by();
1070                         if (!obs.empty())
1071                                 layout = obs;
1072                 }
1073
1074                 if (!hasLayout) {
1075                         cmd.errorMessage(string(N_("Layout ")) + cmd.argument +
1076                                 N_(" not known"));
1077                         break;
1078                 }
1079
1080                 bool change_layout = (current_layout != layout);
1081
1082                 if (!change_layout && selection.set() &&
1083                         selection.start.par() != selection.end.par())
1084                 {
1085                         ParagraphList::iterator spit = getPar(selection.start);
1086                         ParagraphList::iterator epit = boost::next(getPar(selection.end));
1087                         while (spit != epit) {
1088                                 if (spit->layout()->name() != current_layout) {
1089                                         change_layout = true;
1090                                         break;
1091                                 }
1092                                 ++spit;
1093                         }
1094                 }
1095
1096                 if (change_layout) {
1097                         current_layout = layout;
1098                         setLayout(layout);
1099                         bv->owner()->setLayout(layout);
1100                         bv->update();
1101                         bv->switchKeyMap();
1102                 }
1103                 break;
1104         }
1105
1106         case LFUN_PASTESELECTION: {
1107                 // this was originally a beforeChange(bv->text), i.e
1108                 // the outermost LyXText!
1109                 bv->beforeChange(this);
1110                 string const clip = bv->getClipboard();
1111                 if (!clip.empty()) {
1112                         if (cmd.argument == "paragraph")
1113                                 insertStringAsParagraphs(clip);
1114                         else
1115                                 insertStringAsLines(clip);
1116                         clearSelection();
1117                         bv->update();
1118                 }
1119                 break;
1120         }
1121
1122         case LFUN_GOTOERROR:
1123                 gotoInset(InsetOld::ERROR_CODE, false);
1124                 break;
1125
1126         case LFUN_GOTONOTE:
1127                 gotoInset(InsetOld::NOTE_CODE, false);
1128                 break;
1129
1130         case LFUN_REFERENCE_GOTO:
1131         {
1132                 vector<InsetOld::Code> tmp;
1133                 tmp.push_back(InsetOld::LABEL_CODE);
1134                 tmp.push_back(InsetOld::REF_CODE);
1135                 gotoInset(tmp, true);
1136                 break;
1137         }
1138
1139         case LFUN_QUOTE: {
1140                 replaceSelection(bv->getLyXText());
1141                 ParagraphList::iterator pit = cursorPar();
1142                 lyx::pos_type pos = cursor.pos();
1143                 char c;
1144                 if (!pos)
1145                         c = ' ';
1146                 else if (pit->isInset(pos - 1) && pit->getInset(pos - 1)->isSpace())
1147                         c = ' ';
1148                 else
1149                         c = pit->getChar(pos - 1);
1150
1151                 LyXLayout_ptr const & style = pit->layout();
1152
1153                 BufferParams const & bufparams = bv->buffer()->params();
1154                 if (style->pass_thru ||
1155                     pit->getFontSettings(bufparams,pos).language()->lang() == "hebrew" ||
1156                     !bv->insertInset(new InsetQuotes(c, bufparams)))
1157                         bv->owner()->dispatch(FuncRequest(LFUN_SELFINSERT, "\""));
1158                 break;
1159         }
1160
1161         case LFUN_DATE_INSERT: {
1162                 replaceSelection(bv->getLyXText());
1163                 time_t now_time_t = time(NULL);
1164                 struct tm * now_tm = localtime(&now_time_t);
1165                 setlocale(LC_TIME, "");
1166                 string arg;
1167                 if (!cmd.argument.empty())
1168                         arg = cmd.argument;
1169                 else
1170                         arg = lyxrc.date_insert_format;
1171                 char datetmp[32];
1172                 int const datetmp_len =
1173                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
1174
1175                 for (int i = 0; i < datetmp_len; i++)
1176                         insertChar(datetmp[i]);
1177
1178                 selection.cursor = cursor;
1179                 moveCursorUpdate(bv, false);
1180                 break;
1181         }
1182
1183         case LFUN_MOUSE_TRIPLE:
1184                 if (!bv->buffer())
1185                         break;
1186                 if (!isInInset() && bv->theLockingInset())
1187                         break;
1188                 if (cmd.button() == mouse_button::button1) {
1189                         cursorHome();
1190                         selection.cursor = cursor;
1191                         cursorEnd();
1192                         setSelection();
1193                         bv->update();
1194                         bv->haveSelection(selection.set());
1195                 }
1196                 break;
1197
1198         case LFUN_MOUSE_DOUBLE:
1199                 if (!bv->buffer())
1200                         break;
1201                 if (!isInInset() && bv->theLockingInset())
1202                         break;
1203                 if (cmd.button() == mouse_button::button1) {
1204                         selectWord(lyx::WHOLE_WORD_STRICT);
1205                         bv->update();
1206                         bv->haveSelection(selection.set());
1207                 }
1208                 break;
1209
1210         case LFUN_MOUSE_MOTION:
1211         {
1212                 // Only use motion with button 1
1213                 //if (ev.button() != mouse_button::button1)
1214                 //      return false;
1215
1216                 if (!bv->buffer())
1217                         break;
1218
1219                 // Check for inset locking
1220                 if (bv->theLockingInset()) {
1221                         InsetOld * tli = bv->theLockingInset();
1222                         LyXCursor cursor = bv->text->cursor;
1223                         LyXFont font = bv->text->getFont(bv->text->cursorPar(), cursor.pos());
1224                         int width = tli->width();
1225                         int inset_x = font.isVisibleRightToLeft()
1226                                 ? cursor.x() - width : cursor.x();
1227                         int start_x = inset_x + tli->scroll();
1228                         FuncRequest cmd1 = cmd;
1229                         cmd1.x = cmd.x - start_x;
1230                         cmd1.y = cmd.y - cursor.y() + bv->top_y();
1231                         tli->dispatch(cmd1);
1232                         break;
1233                 }
1234
1235                 // The test for not selection possible is needed, that only motion
1236                 // events are used, where the bottom press event was on
1237                 //  the drawing area too
1238                 if (!selection_possible) {
1239                         lyxerr[Debug::ACTION]
1240                                 << "BufferView::Pimpl::Dispatch: no selection possible\n";
1241                         break;
1242                 }
1243
1244                 RowList::iterator cursorrow = bv->text->cursorRow();
1245                 bv->text->setCursorFromCoordinates(cmd.x, cmd.y + bv->top_y());
1246         #if 0
1247                 // sorry for this but I have a strange error that the y value jumps at
1248                 // a certain point. This seems like an error in my xforms library or
1249                 // in some other local environment, but I would like to leave this here
1250                 // for the moment until I can remove this (Jug 20020418)
1251                 if (y_before < bv->text->cursor.y())
1252                         lyxerr << y_before << ':'
1253                                << bv->text->cursor.y() << endl;
1254         #endif
1255                 // This is to allow jumping over large insets
1256                 if (cursorrow == bv->text->cursorRow()) {
1257                         if (cmd.y >= bv->workHeight())
1258                                 bv->text->cursorDown(false);
1259                         else if (cmd.y < 0)
1260                                 bv->text->cursorUp(false);
1261                 }
1262
1263                 bv->text->setSelection();
1264                 bv->update();
1265                 break;
1266         }
1267
1268         // Single-click on work area
1269         case LFUN_MOUSE_PRESS:
1270         {
1271                 if (!bv->buffer())
1272                         break;
1273
1274                 // ok ok, this is a hack (for xforms)
1275                 // We shouldn't go further down as we really should only do the
1276                 // scrolling and be done with this. Otherwise we may open some
1277                 // dialogs (Jug 20020424).
1278                 if (cmd.button() == mouse_button::button4) {
1279                         bv->scroll(-lyxrc.wheel_jump);
1280                         break;
1281                 }
1282                 if (cmd.button() == mouse_button::button5) {
1283                         bv->scroll(lyxrc.wheel_jump);
1284                         break;
1285                 }
1286
1287                 int x = cmd.x;
1288                 int y = cmd.y;
1289                 InsetOld * inset_hit = bv->text->checkInsetHit(x, y);
1290
1291                 // Middle button press pastes if we have a selection
1292                 // We do this here as if the selection was inside an inset
1293                 // it could get cleared on the unlocking of the inset so
1294                 // we have to check this first
1295                 bool paste_internally = false;
1296                 if (cmd.button() == mouse_button::button2 && selection.set()) {
1297                         bv->owner()->dispatch(FuncRequest(LFUN_COPY));
1298                         paste_internally = true;
1299                 }
1300
1301                 int const screen_first = bv->top_y();
1302
1303                 if (bv->theLockingInset()) {
1304                         // We are in inset locking mode
1305
1306                         // Check whether the inset was hit. If not reset mode,
1307                         // otherwise give the event to the inset
1308                         if (inset_hit == bv->theLockingInset()) {
1309                                 FuncRequest cmd1(bv, LFUN_MOUSE_PRESS, x, y, cmd.button());
1310                                 bv->theLockingInset()->dispatch(cmd1);
1311                                 break;
1312                         }
1313                         bv->unlockInset(bv->theLockingInset());
1314                 }
1315
1316                 if (!inset_hit)
1317                         selection_possible = true;
1318
1319                 // Clear the selection
1320                 bv->text->clearSelection();
1321                 bv->update();
1322                 bv->updateScrollbar();
1323
1324                 // Single left click in math inset?
1325                 if (isHighlyEditableInset(inset_hit)) {
1326                         // Highly editable inset, like math
1327                         UpdatableInset * inset = static_cast<UpdatableInset *>(inset_hit);
1328                         selection_possible = false;
1329                         bv->owner()->message(inset->editMessage());
1330                         // We just have to lock the inset before calling a PressEvent on it!
1331                         if (!bv->lockInset(inset))
1332                                 lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
1333                         FuncRequest cmd1(bv, LFUN_MOUSE_PRESS, x, y, cmd.button());
1334                         inset->dispatch(cmd1);
1335                         break;
1336                 }
1337                 // I'm not sure we should continue here if we hit an inset (Jug20020403)
1338
1339                 // Right click on a footnote flag opens float menu
1340                 if (cmd.button() == mouse_button::button3) {
1341                         selection_possible = false;
1342                         break;
1343                 }
1344
1345                 if (!inset_hit) // otherwise it was already set in checkInsetHit(...)
1346                         bv->text->setCursorFromCoordinates(x, y + screen_first);
1347                 finishUndo();
1348                 bv->text->selection.cursor = bv->text->cursor;
1349                 bv->text->cursor.x_fix(bv->text->cursor.x());
1350
1351                 if (bv->fitCursor())
1352                         selection_possible = false;
1353
1354                 // Insert primary selection with middle mouse
1355                 // if there is a local selection in the current buffer,
1356                 // insert this
1357                 if (cmd.button() == mouse_button::button2) {
1358                         if (paste_internally)
1359                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
1360                         else
1361                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION, "paragraph"));
1362                         selection_possible = false;
1363                 }
1364                 break;
1365         }
1366
1367         case LFUN_MOUSE_RELEASE:
1368         {
1369                 // do nothing if we used the mouse wheel
1370                 if (!bv->buffer())
1371                         break;
1372
1373                 if (cmd.button() == mouse_button::button4
1374                  || cmd.button() == mouse_button::button5)
1375                         break;
1376
1377                 // If we hit an inset, we have the inset coordinates in these
1378                 // and inset_hit points to the inset.  If we do not hit an
1379                 // inset, inset_hit is 0, and inset_x == x, inset_y == y.
1380                 int x = cmd.x;
1381                 int y = cmd.y;
1382                 InsetOld * inset_hit = bv->text->checkInsetHit(x, y);
1383
1384                 if (bv->theLockingInset()) {
1385                         // We are in inset locking mode.
1386
1387                         // LyX does a kind of work-area grabbing for insets.
1388                         // Only a ButtonPress FuncRequest outside the inset will
1389                         // force a insetUnlock.
1390                         FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
1391                         bv->theLockingInset()->dispatch(cmd1);
1392                         break;
1393                 }
1394
1395                 selection_possible = false;
1396
1397                 if (cmd.button() == mouse_button::button2)
1398                         break;
1399
1400                 // finish selection
1401                 if (cmd.button() == mouse_button::button1)
1402                         bv->haveSelection(selection.set());
1403
1404                 bv->switchKeyMap();
1405                 bv->owner()->view_state_changed();
1406                 bv->owner()->updateMenubar();
1407                 bv->owner()->updateToolbar();
1408
1409                 // Did we hit an editable inset?
1410                 if (inset_hit) {
1411                         selection_possible = false;
1412
1413                         // if we reach this point with a selection, it
1414                         // must mean we are currently selecting.
1415                         // But we don't want to open the inset
1416                         // because that is annoying for the user.
1417                         // So just pretend we didn't hit it.
1418                         // this is OK because a "kosher" ButtonRelease
1419                         // will follow a ButtonPress that clears
1420                         // the selection.
1421                         // Note this also fixes selection drawing
1422                         // problems if we end up opening an inset
1423                         if (selection.set())
1424                                 break;
1425
1426                         // CHECK fix this proper in 0.13
1427                         // well, maybe 13.0 !!!!!!!!!
1428
1429                         // Following a ref shouldn't issue
1430                         // a push on the undo-stack
1431                         // anylonger, now that we have
1432                         // keybindings for following
1433                         // references and returning from
1434                         // references.  IMHO though, it
1435                         // should be the inset's own business
1436                         // to push or not push on the undo
1437                         // stack. They don't *have* to
1438                         // alter the document...
1439                         // (Joacim)
1440                         // ...or maybe the recordUndo()
1441                         // below isn't necessary at all anylonger?
1442                         if (inset_hit->lyxCode() == InsetOld::REF_CODE)
1443                                 recUndo(cursor.par());
1444
1445                         bv->owner()->message(inset_hit->editMessage());
1446
1447                         FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
1448                         inset_hit->dispatch(cmd1);
1449                 }
1450
1451                 break;
1452         }
1453
1454         case LFUN_SELFINSERT: {
1455                 if (cmd.argument.empty())
1456                         break;
1457
1458                 // Automatically delete the currently selected
1459                 // text and replace it with what is being
1460                 // typed in now. Depends on lyxrc settings
1461                 // "auto_region_delete", which defaults to
1462                 // true (on).
1463
1464                 if (lyxrc.auto_region_delete) {
1465                         if (selection.set())
1466                                 cutSelection(false, false);
1467                         bv->haveSelection(false);
1468                 }
1469
1470                 bv->beforeChange(this);
1471                 LyXFont const old_font = real_current_font;
1472
1473                 string::const_iterator cit = cmd.argument.begin();
1474                 string::const_iterator end = cmd.argument.end();
1475                 for (; cit != end; ++cit)
1476                         bv->owner()->getIntl().getTransManager().
1477                                 TranslateAndInsert(*cit, this);
1478
1479                 selection.cursor = cursor;
1480                 moveCursorUpdate(bv, false);
1481
1482                 // real_current_font.number can change so we need to
1483                 // update the minibuffer
1484                 if (old_font != real_current_font)
1485                         bv->owner()->view_state_changed();
1486                 bv->updateScrollbar();
1487                 break;
1488         }
1489
1490         case LFUN_HTMLURL: {
1491                 InsetCommandParams p("htmlurl");
1492                 string const data = InsetCommandMailer::params2string("url", p);
1493                 bv->owner()->getDialogs().show("url", data, 0);
1494                 break;
1495         }
1496
1497         case LFUN_URL: {
1498                 InsetCommandParams p("url");
1499                 string const data = InsetCommandMailer::params2string("url", p);
1500                 bv->owner()->getDialogs().show("url", data, 0);
1501                 break;
1502         }
1503
1504
1505 #if 0
1506         case LFUN_INSET_LIST:
1507         case LFUN_INSET_THEOREM:
1508         case LFUN_INSET_CAPTION:
1509 #endif
1510         case LFUN_INSERT_NOTE:
1511         case LFUN_INSERT_BOX:
1512         case LFUN_INSERT_BRANCH:
1513         case LFUN_INSERT_BIBITEM:
1514         case LFUN_INSET_ERT:
1515         case LFUN_INSET_FLOAT:
1516         case LFUN_INSET_FOOTNOTE:
1517         case LFUN_INSET_MARGINAL:
1518         case LFUN_INSET_MINIPAGE:
1519         case LFUN_INSET_OPTARG:
1520         case LFUN_INSET_WIDE_FLOAT:
1521         case LFUN_INSET_WRAP:
1522         case LFUN_TABULAR_INSERT:
1523         case LFUN_ENVIRONMENT_INSERT:
1524                 // Open the inset, and move the current selection
1525                 // inside it.
1526                 doInsertInset(this, cmd, true, true);
1527                 break;
1528
1529         case LFUN_INDEX_INSERT:
1530                 // Just open the inset
1531                 doInsertInset(this, cmd, true, false);
1532                 break;
1533
1534         case LFUN_INDEX_PRINT:
1535         case LFUN_TOC_INSERT:
1536         case LFUN_HFILL:
1537                 // do nothing fancy
1538                 doInsertInset(this, cmd, false, false);
1539                 break;
1540
1541         case LFUN_DEPTH_MIN:
1542                 bv_funcs::changeDepth(bv, this, bv_funcs::DEC_DEPTH, false);
1543                 clearSelection();
1544                 bv->update();
1545                 break;
1546
1547         case LFUN_DEPTH_PLUS:
1548                 clearSelection();
1549                 bv_funcs::changeDepth(bv, this, bv_funcs::INC_DEPTH, false);
1550                 clearSelection();
1551                 bv->update();
1552                 break;
1553
1554         default:
1555                 return UNDISPATCHED;
1556         }
1557
1558         return DISPATCHED;
1559 }