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         rit = cursorRow();
 288         ParagraphList::iterator pit = cursorPar();
 289         rit = cursorRow();
 290         if (isFirstRow(pit, *rit))
 291                 return;
 292
 293         previousRow(pit, rit);
 294         setCursor(cur, parOffset(pit), rit->pos(), false);
 295         if (cur.y() > bv_owner->top_y())
 296                 cursorUp(true);
 297         bv()->updateScrollbar();
 298 }
 299
 300
 301 void LyXText::cursorNext()
 302 {
 303         int topy = bv_owner->top_y();
 304
 305         RowList::iterator rit = cursorRow();
 306         if (rit == lastRow()) {
 307                 int y = cursor.y() - rit->baseline() + cursorRow()->height();
 308                 if (y > topy + bv()->workHeight())
 309                         bv_owner->updateScrollbar();
 310                 return;
 311         }
 312
 313         int y = topy + bv_owner->workHeight();
 314         if (inset_owner && !topy) {
 315                 y -= (bv_owner->text->cursor.y()
 316                           - bv_owner->top_y()
 317                           + bv_owner->theLockingInset()->insetInInsetY());
 318         }
 319
 320         ParagraphList::iterator dummypit;
 321         Row const & rr = *getRowNearY(y, dummypit);
 322         y = dummypit->y + rr.y_offset();
 323
 324         setCursorFromCoordinates(cursor.x_fix(), y);
 325         // + bv->workHeight());
 326         finishUndo();
 327
 328         int new_y;
 329         if (rit == bv_owner->text->cursorRow()) {
 330                 // we have a row which is taller than the workarea. The
 331                 // simplest solution is to move to the next row instead.
 332                 cursorDown(true);
 333                 return;
 334                 // This is what we used to do, so we wouldn't skip right past
 335                 // tall rows, but it's not working right now.
 336 #if 0
 337                 new_y = bv->top_y() + bv->workHeight();
 338 #endif
 339         } else {
 340                 if (inset_owner) {
 341                         new_y = bv()->text->cursor.y()
 342                                 + bv()->theLockingInset()->insetInInsetY()
 343                                 + y - rit->baseline();
 344                 } else {
 345                         new_y = cursor.y() - cursorRow()->baseline();
 346                 }
 347         }
 348
 349         ParagraphList::iterator pit = cursorPar();
 350         rit = cursorRow();
 351         nextRow(pit, rit);
 352         LyXCursor cur;
 353         setCursor(cur, parOffset(pit), rit->pos(), false);
 354         if (cur.y() < bv_owner->top_y() + bv()->workHeight())
 355                 cursorDown(true);
 356         bv()->updateScrollbar();
 357 }
 358
 359
 360 namespace {
 361
 362 void specialChar(LyXText * lt, BufferView * bv, InsetSpecialChar::Kind kind)
 363 {
 364         bv->update();
 365         InsetSpecialChar * new_inset = new InsetSpecialChar(kind);
 366         replaceSelection(lt);
 367         if (!bv->insertInset(new_inset))
 368                 delete new_inset;
 369         else
 370                 bv->updateInset(new_inset);
 371 }
 372
 373
 374 void doInsertInset(LyXText * lt, FuncRequest const & cmd,
 375                    bool edit, bool pastesel)
 376 {
 377         InsetOld * inset = createInset(cmd);
 378         BufferView * bv = cmd.view();
 379
 380         if (inset) {
 381                 bool gotsel = false;
 382                 if (lt->selection.set()) {
 383                         bv->owner()->dispatch(FuncRequest(LFUN_CUT));
 384                         gotsel = true;
 385                 }
 386                 if (bv->insertInset(inset)) {
 387                         if (edit) {
 388                                 FuncRequest cmd(bv, LFUN_INSET_EDIT, "left");
 389                                 inset->dispatch(cmd);
 390                         }
 391                         if (gotsel && pastesel)
 392                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
 393                 }
 394                 else
 395                         delete inset;
 396         }
 397 }
 398
 399 } // anon namespace
 400
 401
 402 dispatch_result LyXText::dispatch(FuncRequest const & cmd)
 403 {
 404         lyxerr[Debug::ACTION] << "LyXText::dispatch: action[" << cmd.action
 405                               <<"] arg[" << cmd.argument << ']' << "xy[" <<
 406                                   cmd.x << ',' << cmd.y << ']' << endl;
 407
 408         BufferView * bv = cmd.view();
 409
 410         switch (cmd.action) {
 411
 412         case LFUN_APPENDIX: {
 413                 ParagraphList::iterator pit = cursorPar();
 414                 bool start = !pit->params().startOfAppendix();
 415
 416                 // ensure that we have only one start_of_appendix in this document
 417                 ParagraphList::iterator tmp = ownerParagraphs().begin();
 418                 ParagraphList::iterator end = ownerParagraphs().end();
 419
 420                 for (; tmp != end; ++tmp) {
 421                         if (tmp->params().startOfAppendix()) {
 422                                 recUndo(parOffset(tmp));
 423                                 tmp->params().startOfAppendix(false);
 424                                 redoParagraph(tmp);
 425                                 break;
 426                         }
 427                 }
 428
 429                 recUndo(parOffset(pit));
 430                 pit->params().startOfAppendix(start);
 431
 432                 // we can set the refreshing parameters now
 433                 updateCounters();
 434                 redoParagraph(cursorPar());
 435                 setCursor(cursorPar(), cursor.pos());
 436                 bv->update();
 437                 break;
 438         }
 439
 440         case LFUN_DELETE_WORD_FORWARD:
 441                 bv->beforeChange(this);
 442                 deleteWordForward();
 443                 finishChange(bv);
 444                 break;
 445
 446         case LFUN_DELETE_WORD_BACKWARD:
 447                 bv->beforeChange(this);
 448                 deleteWordBackward();
 449                 finishChange(bv);
 450                 break;
 451
 452         case LFUN_DELETE_LINE_FORWARD:
 453                 bv->beforeChange(this);
 454                 deleteLineForward();
 455                 finishChange(bv);
 456                 break;
 457
 458         case LFUN_WORDRIGHT:
 459                 if (!selection.mark())
 460                         bv->beforeChange(this);
 461                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 462                         cursorLeftOneWord();
 463                 else
 464                         cursorRightOneWord();
 465                 finishChange(bv);
 466                 break;
 467
 468         case LFUN_WORDLEFT:
 469                 if (!selection.mark())
 470                         bv->beforeChange(this);
 471                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 472                         cursorRightOneWord();
 473                 else
 474                         cursorLeftOneWord();
 475                 finishChange(bv);
 476                 break;
 477
 478         case LFUN_BEGINNINGBUF:
 479                 if (!selection.mark())
 480                         bv->beforeChange(this);
 481                 cursorTop();
 482                 finishChange(bv);
 483                 break;
 484
 485         case LFUN_ENDBUF:
 486                 if (selection.mark())
 487                         bv->beforeChange(this);
 488                 cursorBottom();
 489                 finishChange(bv);
 490                 break;
 491
 492         case LFUN_RIGHTSEL:
 493                 if (!selection.set())
 494                         selection.cursor = cursor;
 495                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 496                         cursorLeft(bv);
 497                 else
 498                         cursorRight(bv);
 499                 finishChange(bv, true);
 500                 break;
 501
 502         case LFUN_LEFTSEL:
 503                 if (!selection.set())
 504                         selection.cursor = cursor;
 505                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 506                         cursorRight(bv);
 507                 else
 508                         cursorLeft(bv);
 509                 finishChange(bv, true);
 510                 break;
 511
 512         case LFUN_UPSEL:
 513                 if (!selection.set())
 514                         selection.cursor = cursor;
 515                 cursorUp(true);
 516                 finishChange(bv, true);
 517                 break;
 518
 519         case LFUN_DOWNSEL:
 520                 if (!selection.set())
 521                         selection.cursor = cursor;
 522                 cursorDown(true);
 523                 finishChange(bv, true);
 524                 break;
 525
 526         case LFUN_UP_PARAGRAPHSEL:
 527                 if (!selection.set())
 528                         selection.cursor = cursor;
 529                 cursorUpParagraph();
 530                 finishChange(bv, true);
 531                 break;
 532
 533         case LFUN_DOWN_PARAGRAPHSEL:
 534                 if (!selection.set())
 535                         selection.cursor = cursor;
 536                 cursorDownParagraph();
 537                 finishChange(bv, true);
 538                 break;
 539
 540         case LFUN_PRIORSEL:
 541                 if (!selection.set())
 542                         selection.cursor = cursor;
 543                 cursorPrevious();
 544                 finishChange(bv, true);
 545                 break;
 546
 547         case LFUN_NEXTSEL:
 548                 if (!selection.set())
 549                         selection.cursor = cursor;
 550                 cursorNext();
 551                 finishChange(bv, true);
 552                 break;
 553
 554         case LFUN_HOMESEL:
 555                 if (!selection.set())
 556                         selection.cursor = cursor;
 557                 cursorHome();
 558                 finishChange(bv, true);
 559                 break;
 560
 561         case LFUN_ENDSEL:
 562                 if (!selection.set())
 563                         selection.cursor = cursor;
 564                 cursorEnd();
 565                 finishChange(bv, true);
 566                 break;
 567
 568         case LFUN_WORDRIGHTSEL:
 569                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 570                         cursorLeftOneWord();
 571                 else
 572                         cursorRightOneWord();
 573                 finishChange(bv, true);
 574                 break;
 575
 576         case LFUN_WORDLEFTSEL:
 577                 if (cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 578                         cursorRightOneWord();
 579                 else
 580                         cursorLeftOneWord();
 581                 finishChange(bv, true);
 582                 break;
 583
 584         case LFUN_WORDSEL: {
 585                 LyXCursor cur1 = cursor;
 586                 LyXCursor cur2;
 587                 ::getWord(*this, cur1, cur2, lyx::WHOLE_WORD, ownerParagraphs());
 588                 setCursor(cur1.par(), cur1.pos());
 589                 bv->beforeChange(this);
 590                 setCursor(cur2.par(), cur2.pos());
 591                 finishChange(bv, true);
 592                 break;
 593         }
 594
 595         case LFUN_RIGHT: {
 596                 bool is_rtl = cursorPar()->isRightToLeftPar(bv->buffer()->params());
 597                 if (!selection.mark())
 598                         bv->beforeChange(this);
 599                 if (is_rtl)
 600                         cursorLeft(false);
 601                 if (cursor.pos() < cursorPar()->size()
 602                     && cursorPar()->isInset(cursor.pos())
 603                     && isHighlyEditableInset(cursorPar()->getInset(cursor.pos()))) {
 604                         InsetOld * tmpinset = cursorPar()->getInset(cursor.pos());
 605                         cmd.message(tmpinset->editMessage());
 606                         FuncRequest cmd1(bv, LFUN_INSET_EDIT, is_rtl ? "right" : "left");
 607                         tmpinset->dispatch(cmd1);
 608                         break;
 609                 }
 610                 if (!is_rtl)
 611                         cursorRight(false);
 612                 finishChange(bv);
 613                 break;
 614         }
 615
 616         case LFUN_LEFT: {
 617                 // This is soooo ugly. Isn`t it possible to make
 618                 // it simpler? (Lgb)
 619                 bool const is_rtl = cursorPar()->isRightToLeftPar(bv->buffer()->params());
 620                 if (!selection.mark())
 621                         bv->beforeChange(this);
 622                 LyXCursor const cur = cursor;
 623                 if (!is_rtl)
 624                         cursorLeft(false);
 625                 if ((is_rtl || cur != cursor) && // only if really moved!
 626                     cursor.pos() < cursorPar()->size() &&
 627                     cursorPar()->isInset(cursor.pos()) &&
 628                     isHighlyEditableInset(cursorPar()->getInset(cursor.pos()))) {
 629                         InsetOld * tmpinset = cursorPar()->getInset(cursor.pos());
 630                         cmd.message(tmpinset->editMessage());
 631                         FuncRequest cmd1(bv, LFUN_INSET_EDIT, is_rtl ? "left" : "right");
 632                         tmpinset->dispatch(cmd1);
 633                         break;
 634                 }
 635                 if (is_rtl)
 636                         cursorRight(false);
 637                 finishChange(bv);
 638                 break;
 639         }
 640
 641         case LFUN_UP:
 642                 if (!selection.mark())
 643                         bv->beforeChange(this);
 644                 cursorUp(false);
 645                 finishChange(bv);
 646                 break;
 647
 648         case LFUN_DOWN:
 649                 if (!selection.mark())
 650                         bv->beforeChange(this);
 651                 cursorDown(false);
 652                 finishChange(bv);
 653                 break;
 654
 655         case LFUN_UP_PARAGRAPH:
 656                 if (!selection.mark())
 657                         bv->beforeChange(this);
 658                 cursorUpParagraph();
 659                 finishChange(bv);
 660                 break;
 661
 662         case LFUN_DOWN_PARAGRAPH:
 663                 if (!selection.mark())
 664                         bv->beforeChange(this);
 665                 cursorDownParagraph();
 666                 finishChange(bv, false);
 667                 break;
 668
 669         case LFUN_PRIOR:
 670                 if (!selection.mark())
 671                         bv->beforeChange(this);
 672                 cursorPrevious();
 673                 finishChange(bv, false);
 674                 break;
 675
 676         case LFUN_NEXT:
 677                 if (!selection.mark())
 678                         bv->beforeChange(this);
 679                 cursorNext();
 680                 finishChange(bv, false);
 681                 break;
 682
 683         case LFUN_HOME:
 684                 if (!selection.mark())
 685                         bv->beforeChange(this);
 686                 cursorHome();
 687                 finishChange(bv, false);
 688                 break;
 689
 690         case LFUN_END:
 691                 if (!selection.mark())
 692                         bv->beforeChange(this);
 693                 cursorEnd();
 694                 finishChange(bv, false);
 695                 break;
 696
 697         case LFUN_BREAKLINE: {
 698                 lyx::pos_type body = cursorPar()->beginningOfBody();
 699
 700                 // Not allowed by LaTeX (labels or empty par)
 701                 if (cursor.pos() <= body)
 702                         break;
 703
 704                 replaceSelection(bv->getLyXText());
 705                 insertInset(new InsetNewline);
 706                 setCursor(cursorPar(), cursor.pos());
 707                 moveCursorUpdate(bv, false);
 708                 break;
 709         }
 710
 711         case LFUN_DELETE:
 712                 if (!selection.set()) {
 713                         Delete();
 714                         selection.cursor = cursor;
 715                         // It is possible to make it a lot faster still
 716                         // just comment out the line below...
 717                 } else {
 718                         cutSelection(true, false);
 719                 }
 720                 moveCursorUpdate(bv, false);
 721                 bv->owner()->view_state_changed();
 722                 break;
 723
 724         case LFUN_DELETE_SKIP:
 725                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 726                 if (!selection.set()) {
 727                         if (cursor.pos() == cursorPar()->size()) {
 728                                 cursorRight(bv);
 729                                 ParagraphParameters & params = cursorPar()->params();
 730                                 if (cursor.pos() == 0
 731                                     && !(params.spaceTop() == VSpace (VSpace::NONE))) {
 732                                         setParagraph(
 733                                                  params.lineTop(),
 734                                                  params.lineBottom(),
 735                                                  params.pagebreakTop(),
 736                                                  params.pagebreakBottom(),
 737                                                  VSpace(VSpace::NONE),
 738                                                  params.spaceBottom(),
 739                                                  params.spacing(),
 740                                                  params.align(),
 741                                                  params.labelWidthString(), 0);
 742                                         cursorLeft(bv);
 743                                 } else {
 744                                         cursorLeft(bv);
 745                                         Delete();
 746                                         selection.cursor = cursor;
 747                                 }
 748                         } else {
 749                                 Delete();
 750                                 selection.cursor = cursor;
 751                         }
 752                 } else {
 753                         cutSelection(true, false);
 754                 }
 755                 bv->update();
 756                 break;
 757
 758
 759         case LFUN_BACKSPACE:
 760                 if (!selection.set()) {
 761                         if (bv->owner()->getIntl().getTransManager().backspace()) {
 762                                 backspace();
 763                                 selection.cursor = cursor;
 764                                 // It is possible to make it a lot faster still
 765                                 // just comment out the line below...
 766                         }
 767                 } else {
 768                         cutSelection(true, false);
 769                 }
 770                 bv->owner()->view_state_changed();
 771                 bv->switchKeyMap();
 772                 bv->update();
 773                 break;
 774
 775         case LFUN_BACKSPACE_SKIP:
 776                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 777                 if (!selection.set()) {
 778                         ParagraphParameters & params = cursorPar()->params();
 779                         if (cursor.pos() == 0 && !(params.spaceTop() == VSpace(VSpace::NONE))) {
 780                                 setParagraph(
 781                                          params.lineTop(),
 782                                          params.lineBottom(),
 783                                          params.pagebreakTop(),
 784                                          params.pagebreakBottom(),
 785                                          VSpace(VSpace::NONE),
 786                                    params.spaceBottom(),
 787                                          params.spacing(),
 788                                          params.align(),
 789                                          params.labelWidthString(), 0);
 790                         } else {
 791                                 LyXCursor cur = cursor;
 792                                 backspace();
 793                                 selection.cursor = cur;
 794                         }
 795                 } else {
 796                         cutSelection(true, false);
 797                 }
 798                 bv->update();
 799                 break;
 800
 801         case LFUN_BREAKPARAGRAPH:
 802                 replaceSelection(bv->getLyXText());
 803                 breakParagraph(bv->buffer()->paragraphs(), 0);
 804                 bv->update();
 805                 selection.cursor = cursor;
 806                 bv->switchKeyMap();
 807                 bv->owner()->view_state_changed();
 808                 break;
 809
 810         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 811                 replaceSelection(bv->getLyXText());
 812                 breakParagraph(bv->buffer()->paragraphs(), 1);
 813                 bv->update();
 814                 selection.cursor = cursor;
 815                 bv->switchKeyMap();
 816                 bv->owner()->view_state_changed();
 817                 break;
 818
 819         case LFUN_BREAKPARAGRAPH_SKIP: {
 820                 // When at the beginning of a paragraph, remove
 821                 // indentation and add a "defskip" at the top.
 822                 // Otherwise, do the same as LFUN_BREAKPARAGRAPH.
 823                 LyXCursor cur = cursor;
 824                 replaceSelection(bv->getLyXText());
 825                 if (cur.pos() == 0) {
 826                         ParagraphParameters & params = getPar(cur)->params();
 827                         if (params.spaceTop() == VSpace(VSpace::NONE)) {
 828                                 setParagraph(
 829                                          params.lineTop(),
 830                                          params.lineBottom(),
 831                                          params.pagebreakTop(),
 832                                          params.pagebreakBottom(),
 833                                          VSpace(VSpace::DEFSKIP), params.spaceBottom(),
 834                                          params.spacing(),
 835                                          params.align(),
 836                                          params.labelWidthString(), 1);
 837                         }
 838                 }
 839                 else {
 840                         breakParagraph(bv->buffer()->paragraphs(), 0);
 841                 }
 842                 bv->update();
 843                 selection.cursor = cur;
 844                 bv->switchKeyMap();
 845                 bv->owner()->view_state_changed();
 846                 break;
 847         }
 848
 849         case LFUN_PARAGRAPH_SPACING: {
 850                 ParagraphList::iterator pit = cursorPar();
 851                 Spacing::Space cur_spacing = pit->params().spacing().getSpace();
 852                 float cur_value = 1.0;
 853                 if (cur_spacing == Spacing::Other)
 854                         cur_value = pit->params().spacing().getValue();
 855
 856                 istringstream is(cmd.argument);
 857                 string tmp;
 858                 is >> tmp;
 859                 Spacing::Space new_spacing = cur_spacing;
 860                 float new_value = cur_value;
 861                 if (tmp.empty()) {
 862                         lyxerr << "Missing argument to `paragraph-spacing'"
 863                                << endl;
 864                 } else if (tmp == "single") {
 865                         new_spacing = Spacing::Single;
 866                 } else if (tmp == "onehalf") {
 867                         new_spacing = Spacing::Onehalf;
 868                 } else if (tmp == "double") {
 869                         new_spacing = Spacing::Double;
 870                 } else if (tmp == "other") {
 871                         new_spacing = Spacing::Other;
 872                         float tmpval = 0.0;
 873                         is >> tmpval;
 874                         lyxerr << "new_value = " << tmpval << endl;
 875                         if (tmpval != 0.0)
 876                                 new_value = tmpval;
 877                 } else if (tmp == "default") {
 878                         new_spacing = Spacing::Default;
 879                 } else {
 880                         lyxerr << _("Unknown spacing argument: ")
 881                                << cmd.argument << endl;
 882                 }
 883                 if (cur_spacing != new_spacing || cur_value != new_value) {
 884                         pit->params().spacing(Spacing(new_spacing, new_value));
 885                         redoParagraph();
 886                         bv->update();
 887                 }
 888                 break;
 889         }
 890
 891         case LFUN_INSET_SETTINGS:
 892                 BOOST_ASSERT(bv->theLockingInset());
 893                 bv->theLockingInset()->getLockingInset()->showInsetDialog(bv);
 894                 break;
 895
 896         case LFUN_INSET_TOGGLE:
 897                 bv->beforeChange(this);
 898                 toggleInset();
 899                 bv->update();
 900                 bv->switchKeyMap();
 901                 break;
 902
 903         case LFUN_SPACE_INSERT:
 904                 if (cursorPar()->layout()->free_spacing)
 905                         insertChar(' ');
 906                 else
 907                         doInsertInset(this, cmd, false, false);
 908                 moveCursorUpdate(bv, false);
 909                 break;
 910
 911         case LFUN_HYPHENATION:
 912                 specialChar(this, bv, InsetSpecialChar::HYPHENATION);
 913                 break;
 914
 915         case LFUN_LIGATURE_BREAK:
 916                 specialChar(this, bv, InsetSpecialChar::LIGATURE_BREAK);
 917                 break;
 918
 919         case LFUN_LDOTS:
 920                 specialChar(this, bv, InsetSpecialChar::LDOTS);
 921                 break;
 922
 923         case LFUN_END_OF_SENTENCE:
 924                 specialChar(this, bv, InsetSpecialChar::END_OF_SENTENCE);
 925                 break;
 926
 927         case LFUN_MENU_SEPARATOR:
 928                 specialChar(this, bv, InsetSpecialChar::MENU_SEPARATOR);
 929                 break;
 930
 931         case LFUN_MARK_OFF:
 932                 bv->beforeChange(this);
 933                 bv->update();
 934                 selection.cursor = cursor;
 935                 cmd.message(N_("Mark off"));
 936                 break;
 937
 938         case LFUN_MARK_ON:
 939                 bv->beforeChange(this);
 940                 selection.mark(true);
 941                 bv->update();
 942                 selection.cursor = cursor;
 943                 cmd.message(N_("Mark on"));
 944                 break;
 945
 946         case LFUN_SETMARK:
 947                 bv->beforeChange(this);
 948                 if (selection.mark()) {
 949                         cmd.message(N_("Mark removed"));
 950                 } else {
 951                         selection.mark(true);
 952                         cmd.message(N_("Mark set"));
 953                 }
 954                 selection.cursor = cursor;
 955                 bv->update();
 956                 break;
 957
 958         case LFUN_UPCASE_WORD:
 959                 changeCase(LyXText::text_uppercase);
 960                 bv->update();
 961                 break;
 962
 963         case LFUN_LOWCASE_WORD:
 964                 changeCase(LyXText::text_lowercase);
 965                 bv->update();
 966                 break;
 967
 968         case LFUN_CAPITALIZE_WORD:
 969                 changeCase(LyXText::text_capitalization);
 970                 bv->update();
 971                 break;
 972
 973         case LFUN_TRANSPOSE_CHARS:
 974                 recUndo(cursor.par());
 975                 redoParagraph();
 976                 bv->update();
 977                 break;
 978
 979         case LFUN_PASTE:
 980                 cmd.message(_("Paste"));
 981                 replaceSelection(bv->getLyXText());
 982 #warning FIXME Check if the arg is in the domain of available selections.
 983                 if (isStrUnsignedInt(cmd.argument))
 984                         pasteSelection(strToUnsignedInt(cmd.argument));
 985                 else
 986                         pasteSelection(0);
 987                 clearSelection(); // bug 393
 988                 bv->update();
 989                 bv->switchKeyMap();
 990                 finishUndo();
 991                 break;
 992
 993         case LFUN_CUT:
 994                 cutSelection(true, true);
 995                 cmd.message(_("Cut"));
 996                 bv->update();
 997                 break;
 998
 999         case LFUN_COPY:
1000                 copySelection();
1001                 cmd.message(_("Copy"));
1002                 break;
1003
1004         case LFUN_BEGINNINGBUFSEL:
1005                 if (inset_owner)
1006                         return UNDISPATCHED;
1007                 cursorTop();
1008                 finishChange(bv, true);
1009                 break;
1010
1011         case LFUN_ENDBUFSEL:
1012                 if (inset_owner)
1013                         return UNDISPATCHED;
1014                 cursorBottom();
1015                 finishChange(bv, true);
1016                 break;
1017
1018         case LFUN_GETXY:
1019                 cmd.message(tostr(cursor.x()) + ' ' + tostr(cursor.y()));
1020                 break;
1021
1022         case LFUN_SETXY: {
1023                 int x = 0;
1024                 int y = 0;
1025                 istringstream is(cmd.argument);
1026                 is >> x >> y;
1027                 if (!is)
1028                         lyxerr << "SETXY: Could not parse coordinates in '"
1029                                << cmd.argument << std::endl;
1030                 else
1031                         setCursorFromCoordinates(x, y);
1032                 break;
1033         }
1034
1035         case LFUN_GETFONT:
1036                 if (current_font.shape() == LyXFont::ITALIC_SHAPE)
1037                         cmd.message("E");
1038                 else if (current_font.shape() == LyXFont::SMALLCAPS_SHAPE)
1039                         cmd.message("N");
1040                 else
1041                         cmd.message("0");
1042                 break;
1043
1044         case LFUN_GETLAYOUT:
1045                 cmd.message(tostr(cursorPar()->layout()));
1046                 break;
1047
1048         case LFUN_LAYOUT: {
1049                 lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) "
1050                   << cmd.argument << endl;
1051
1052                 // This is not the good solution to the empty argument
1053                 // problem, but it will hopefully suffice for 1.2.0.
1054                 // The correct solution would be to augument the
1055                 // function list/array with information about what
1056                 // functions needs arguments and their type.
1057                 if (cmd.argument.empty()) {
1058                         cmd.errorMessage(_("LyX function 'layout' needs an argument."));
1059                         break;
1060                 }
1061
1062                 // Derive layout number from given argument (string)
1063                 // and current buffer's textclass (number)
1064                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
1065                 bool hasLayout = tclass.hasLayout(cmd.argument);
1066                 string layout = cmd.argument;
1067
1068                 // If the entry is obsolete, use the new one instead.
1069                 if (hasLayout) {
1070                         string const & obs = tclass[layout]->obsoleted_by();
1071                         if (!obs.empty())
1072                                 layout = obs;
1073                 }
1074
1075                 if (!hasLayout) {
1076                         cmd.errorMessage(string(N_("Layout ")) + cmd.argument +
1077                                 N_(" not known"));
1078                         break;
1079                 }
1080
1081                 bool change_layout = (current_layout != layout);
1082
1083                 if (!change_layout && selection.set() &&
1084                         selection.start.par() != selection.end.par())
1085                 {
1086                         ParagraphList::iterator spit = getPar(selection.start);
1087                         ParagraphList::iterator epit = boost::next(getPar(selection.end));
1088                         while (spit != epit) {
1089                                 if (spit->layout()->name() != current_layout) {
1090                                         change_layout = true;
1091                                         break;
1092                                 }
1093                                 ++spit;
1094                         }
1095                 }
1096
1097                 if (change_layout) {
1098                         current_layout = layout;
1099                         setLayout(layout);
1100                         bv->owner()->setLayout(layout);
1101                         bv->update();
1102                         bv->switchKeyMap();
1103                 }
1104                 break;
1105         }
1106
1107         case LFUN_PASTESELECTION: {
1108                 // this was originally a beforeChange(bv->text), i.e
1109                 // the outermost LyXText!
1110                 bv->beforeChange(this);
1111                 string const clip = bv->getClipboard();
1112                 if (!clip.empty()) {
1113                         if (cmd.argument == "paragraph")
1114                                 insertStringAsParagraphs(clip);
1115                         else
1116                                 insertStringAsLines(clip);
1117                         clearSelection();
1118                         bv->update();
1119                 }
1120                 break;
1121         }
1122
1123         case LFUN_GOTOERROR:
1124                 gotoInset(InsetOld::ERROR_CODE, false);
1125                 break;
1126
1127         case LFUN_GOTONOTE:
1128                 gotoInset(InsetOld::NOTE_CODE, false);
1129                 break;
1130
1131         case LFUN_REFERENCE_GOTO:
1132         {
1133                 vector<InsetOld::Code> tmp;
1134                 tmp.push_back(InsetOld::LABEL_CODE);
1135                 tmp.push_back(InsetOld::REF_CODE);
1136                 gotoInset(tmp, true);
1137                 break;
1138         }
1139
1140         case LFUN_QUOTE: {
1141                 replaceSelection(bv->getLyXText());
1142                 ParagraphList::iterator pit = cursorPar();
1143                 lyx::pos_type pos = cursor.pos();
1144                 char c;
1145                 if (!pos)
1146                         c = ' ';
1147                 else if (pit->isInset(pos - 1) && pit->getInset(pos - 1)->isSpace())
1148                         c = ' ';
1149                 else
1150                         c = pit->getChar(pos - 1);
1151
1152                 LyXLayout_ptr const & style = pit->layout();
1153
1154                 BufferParams const & bufparams = bv->buffer()->params();
1155                 if (style->pass_thru ||
1156                     pit->getFontSettings(bufparams,pos).language()->lang() == "hebrew" ||
1157                     !bv->insertInset(new InsetQuotes(c, bufparams)))
1158                         bv->owner()->dispatch(FuncRequest(LFUN_SELFINSERT, "\""));
1159                 break;
1160         }
1161
1162         case LFUN_DATE_INSERT: {
1163                 replaceSelection(bv->getLyXText());
1164                 time_t now_time_t = time(NULL);
1165                 struct tm * now_tm = localtime(&now_time_t);
1166                 setlocale(LC_TIME, "");
1167                 string arg;
1168                 if (!cmd.argument.empty())
1169                         arg = cmd.argument;
1170                 else
1171                         arg = lyxrc.date_insert_format;
1172                 char datetmp[32];
1173                 int const datetmp_len =
1174                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
1175
1176                 for (int i = 0; i < datetmp_len; i++)
1177                         insertChar(datetmp[i]);
1178
1179                 selection.cursor = cursor;
1180                 moveCursorUpdate(bv, false);
1181                 break;
1182         }
1183
1184         case LFUN_MOUSE_TRIPLE:
1185                 if (!bv->buffer())
1186                         break;
1187                 if (!isInInset() && bv->theLockingInset())
1188                         break;
1189                 if (cmd.button() == mouse_button::button1) {
1190                         cursorHome();
1191                         selection.cursor = cursor;
1192                         cursorEnd();
1193                         setSelection();
1194                         bv->update();
1195                         bv->haveSelection(selection.set());
1196                 }
1197                 break;
1198
1199         case LFUN_MOUSE_DOUBLE:
1200                 if (!bv->buffer())
1201                         break;
1202                 if (!isInInset() && bv->theLockingInset())
1203                         break;
1204                 if (cmd.button() == mouse_button::button1) {
1205                         selectWord(lyx::WHOLE_WORD_STRICT);
1206                         bv->update();
1207                         bv->haveSelection(selection.set());
1208                 }
1209                 break;
1210
1211         case LFUN_MOUSE_MOTION:
1212         {
1213                 // Only use motion with button 1
1214                 //if (ev.button() != mouse_button::button1)
1215                 //      return false;
1216
1217                 if (!bv->buffer())
1218                         break;
1219
1220                 // Check for inset locking
1221                 if (bv->theLockingInset()) {
1222                         InsetOld * tli = bv->theLockingInset();
1223                         LyXCursor cursor = bv->text->cursor;
1224                         LyXFont font = bv->text->getFont(bv->text->cursorPar(), cursor.pos());
1225                         int width = tli->width();
1226                         int inset_x = font.isVisibleRightToLeft()
1227                                 ? cursor.x() - width : cursor.x();
1228                         int start_x = inset_x + tli->scroll();
1229                         FuncRequest cmd1 = cmd;
1230                         cmd1.x = cmd.x - start_x;
1231                         cmd1.y = cmd.y - cursor.y() + bv->top_y();
1232                         tli->dispatch(cmd1);
1233                         break;
1234                 }
1235
1236                 // The test for not selection possible is needed, that only motion
1237                 // events are used, where the bottom press event was on
1238                 //  the drawing area too
1239                 if (!selection_possible) {
1240                         lyxerr[Debug::ACTION]
1241                                 << "BufferView::Pimpl::Dispatch: no selection possible\n";
1242                         break;
1243                 }
1244
1245                 RowList::iterator cursorrow = bv->text->cursorRow();
1246                 bv->text->setCursorFromCoordinates(cmd.x, cmd.y + bv->top_y());
1247         #if 0
1248                 // sorry for this but I have a strange error that the y value jumps at
1249                 // a certain point. This seems like an error in my xforms library or
1250                 // in some other local environment, but I would like to leave this here
1251                 // for the moment until I can remove this (Jug 20020418)
1252                 if (y_before < bv->text->cursor.y())
1253                         lyxerr << y_before << ':'
1254                                << bv->text->cursor.y() << endl;
1255         #endif
1256                 // This is to allow jumping over large insets
1257                 if (cursorrow == bv->text->cursorRow()) {
1258                         if (cmd.y >= bv->workHeight())
1259                                 bv->text->cursorDown(false);
1260                         else if (cmd.y < 0)
1261                                 bv->text->cursorUp(false);
1262                 }
1263
1264                 bv->text->setSelection();
1265                 bv->update();
1266                 break;
1267         }
1268
1269         // Single-click on work area
1270         case LFUN_MOUSE_PRESS:
1271         {
1272                 if (!bv->buffer())
1273                         break;
1274
1275                 // ok ok, this is a hack (for xforms)
1276                 // We shouldn't go further down as we really should only do the
1277                 // scrolling and be done with this. Otherwise we may open some
1278                 // dialogs (Jug 20020424).
1279                 if (cmd.button() == mouse_button::button4) {
1280                         bv->scroll(-lyxrc.wheel_jump);
1281                         break;
1282                 }
1283                 if (cmd.button() == mouse_button::button5) {
1284                         bv->scroll(lyxrc.wheel_jump);
1285                         break;
1286                 }
1287
1288                 int x = cmd.x;
1289                 int y = cmd.y;
1290                 InsetOld * inset_hit = bv->text->checkInsetHit(x, y);
1291
1292                 // Middle button press pastes if we have a selection
1293                 // We do this here as if the selection was inside an inset
1294                 // it could get cleared on the unlocking of the inset so
1295                 // we have to check this first
1296                 bool paste_internally = false;
1297                 if (cmd.button() == mouse_button::button2 && selection.set()) {
1298                         bv->owner()->dispatch(FuncRequest(LFUN_COPY));
1299                         paste_internally = true;
1300                 }
1301
1302                 int const screen_first = bv->top_y();
1303
1304                 if (bv->theLockingInset()) {
1305                         // We are in inset locking mode
1306
1307                         // Check whether the inset was hit. If not reset mode,
1308                         // otherwise give the event to the inset
1309                         if (inset_hit == bv->theLockingInset()) {
1310                                 FuncRequest cmd1(bv, LFUN_MOUSE_PRESS, x, y, cmd.button());
1311                                 bv->theLockingInset()->dispatch(cmd1);
1312                                 break;
1313                         }
1314                         bv->unlockInset(bv->theLockingInset());
1315                 }
1316
1317                 if (!inset_hit)
1318                         selection_possible = true;
1319
1320                 // Clear the selection
1321                 bv->text->clearSelection();
1322                 bv->update();
1323                 bv->updateScrollbar();
1324
1325                 // Single left click in math inset?
1326                 if (isHighlyEditableInset(inset_hit)) {
1327                         // Highly editable inset, like math
1328                         UpdatableInset * inset = static_cast<UpdatableInset *>(inset_hit);
1329                         selection_possible = false;
1330                         bv->owner()->message(inset->editMessage());
1331                         // We just have to lock the inset before calling a PressEvent on it!
1332                         if (!bv->lockInset(inset))
1333                                 lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
1334                         FuncRequest cmd1(bv, LFUN_MOUSE_PRESS, x, y, cmd.button());
1335                         inset->dispatch(cmd1);
1336                         break;
1337                 }
1338                 // I'm not sure we should continue here if we hit an inset (Jug20020403)
1339
1340                 // Right click on a footnote flag opens float menu
1341                 if (cmd.button() == mouse_button::button3) {
1342                         selection_possible = false;
1343                         break;
1344                 }
1345
1346                 if (!inset_hit) // otherwise it was already set in checkInsetHit(...)
1347                         bv->text->setCursorFromCoordinates(x, y + screen_first);
1348                 finishUndo();
1349                 bv->text->selection.cursor = bv->text->cursor;
1350                 bv->text->cursor.x_fix(bv->text->cursor.x());
1351
1352                 if (bv->fitCursor())
1353                         selection_possible = false;
1354
1355                 // Insert primary selection with middle mouse
1356                 // if there is a local selection in the current buffer,
1357                 // insert this
1358                 if (cmd.button() == mouse_button::button2) {
1359                         if (paste_internally)
1360                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
1361                         else
1362                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION, "paragraph"));
1363                         selection_possible = false;
1364                 }
1365                 break;
1366         }
1367
1368         case LFUN_MOUSE_RELEASE:
1369         {
1370                 // do nothing if we used the mouse wheel
1371                 if (!bv->buffer())
1372                         break;
1373
1374                 if (cmd.button() == mouse_button::button4
1375                  || cmd.button() == mouse_button::button5)
1376                         break;
1377
1378                 // If we hit an inset, we have the inset coordinates in these
1379                 // and inset_hit points to the inset.  If we do not hit an
1380                 // inset, inset_hit is 0, and inset_x == x, inset_y == y.
1381                 int x = cmd.x;
1382                 int y = cmd.y;
1383                 InsetOld * inset_hit = bv->text->checkInsetHit(x, y);
1384
1385                 if (bv->theLockingInset()) {
1386                         // We are in inset locking mode.
1387
1388                         // LyX does a kind of work-area grabbing for insets.
1389                         // Only a ButtonPress FuncRequest outside the inset will
1390                         // force a insetUnlock.
1391                         FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
1392                         bv->theLockingInset()->dispatch(cmd1);
1393                         break;
1394                 }
1395
1396                 selection_possible = false;
1397
1398                 if (cmd.button() == mouse_button::button2)
1399                         break;
1400
1401                 // finish selection
1402                 if (cmd.button() == mouse_button::button1)
1403                         bv->haveSelection(selection.set());
1404
1405                 bv->switchKeyMap();
1406                 bv->owner()->view_state_changed();
1407                 bv->owner()->updateMenubar();
1408                 bv->owner()->updateToolbar();
1409
1410                 // Did we hit an editable inset?
1411                 if (inset_hit) {
1412                         selection_possible = false;
1413
1414                         // if we reach this point with a selection, it
1415                         // must mean we are currently selecting.
1416                         // But we don't want to open the inset
1417                         // because that is annoying for the user.
1418                         // So just pretend we didn't hit it.
1419                         // this is OK because a "kosher" ButtonRelease
1420                         // will follow a ButtonPress that clears
1421                         // the selection.
1422                         // Note this also fixes selection drawing
1423                         // problems if we end up opening an inset
1424                         if (selection.set())
1425                                 break;
1426
1427                         // CHECK fix this proper in 0.13
1428                         // well, maybe 13.0 !!!!!!!!!
1429
1430                         // Following a ref shouldn't issue
1431                         // a push on the undo-stack
1432                         // anylonger, now that we have
1433                         // keybindings for following
1434                         // references and returning from
1435                         // references.  IMHO though, it
1436                         // should be the inset's own business
1437                         // to push or not push on the undo
1438                         // stack. They don't *have* to
1439                         // alter the document...
1440                         // (Joacim)
1441                         // ...or maybe the recordUndo()
1442                         // below isn't necessary at all anylonger?
1443                         if (inset_hit->lyxCode() == InsetOld::REF_CODE)
1444                                 recUndo(cursor.par());
1445
1446                         bv->owner()->message(inset_hit->editMessage());
1447
1448                         FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
1449                         inset_hit->dispatch(cmd1);
1450                 }
1451
1452                 break;
1453         }
1454
1455         case LFUN_SELFINSERT: {
1456                 if (cmd.argument.empty())
1457                         break;
1458
1459                 // Automatically delete the currently selected
1460                 // text and replace it with what is being
1461                 // typed in now. Depends on lyxrc settings
1462                 // "auto_region_delete", which defaults to
1463                 // true (on).
1464
1465                 if (lyxrc.auto_region_delete) {
1466                         if (selection.set())
1467                                 cutSelection(false, false);
1468                         bv->haveSelection(false);
1469                 }
1470
1471                 bv->beforeChange(this);
1472                 LyXFont const old_font = real_current_font;
1473
1474                 string::const_iterator cit = cmd.argument.begin();
1475                 string::const_iterator end = cmd.argument.end();
1476                 for (; cit != end; ++cit)
1477                         bv->owner()->getIntl().getTransManager().
1478                                 TranslateAndInsert(*cit, this);
1479
1480                 selection.cursor = cursor;
1481                 moveCursorUpdate(bv, false);
1482
1483                 // real_current_font.number can change so we need to
1484                 // update the minibuffer
1485                 if (old_font != real_current_font)
1486                         bv->owner()->view_state_changed();
1487                 bv->updateScrollbar();
1488                 break;
1489         }
1490
1491         case LFUN_HTMLURL: {
1492                 InsetCommandParams p("htmlurl");
1493                 string const data = InsetCommandMailer::params2string("url", p);
1494                 bv->owner()->getDialogs().show("url", data, 0);
1495                 break;
1496         }
1497
1498         case LFUN_URL: {
1499                 InsetCommandParams p("url");
1500                 string const data = InsetCommandMailer::params2string("url", p);
1501                 bv->owner()->getDialogs().show("url", data, 0);
1502                 break;
1503         }
1504
1505
1506 #if 0
1507         case LFUN_INSET_LIST:
1508         case LFUN_INSET_THEOREM:
1509         case LFUN_INSET_CAPTION:
1510 #endif
1511         case LFUN_INSERT_NOTE:
1512         case LFUN_INSERT_BOX:
1513         case LFUN_INSERT_BRANCH:
1514         case LFUN_INSERT_BIBITEM:
1515         case LFUN_INSET_ERT:
1516         case LFUN_INSET_FLOAT:
1517         case LFUN_INSET_FOOTNOTE:
1518         case LFUN_INSET_MARGINAL:
1519         case LFUN_INSET_MINIPAGE:
1520         case LFUN_INSET_OPTARG:
1521         case LFUN_INSET_WIDE_FLOAT:
1522         case LFUN_INSET_WRAP:
1523         case LFUN_TABULAR_INSERT:
1524         case LFUN_ENVIRONMENT_INSERT:
1525                 // Open the inset, and move the current selection
1526                 // inside it.
1527                 doInsertInset(this, cmd, true, true);
1528                 break;
1529
1530         case LFUN_INDEX_INSERT:
1531                 // Just open the inset
1532                 doInsertInset(this, cmd, true, false);
1533                 break;
1534
1535         case LFUN_INDEX_PRINT:
1536         case LFUN_TOC_INSERT:
1537         case LFUN_HFILL:
1538                 // do nothing fancy
1539                 doInsertInset(this, cmd, false, false);
1540                 break;
1541
1542         case LFUN_DEPTH_MIN:
1543                 bv_funcs::changeDepth(bv, this, bv_funcs::DEC_DEPTH, false);
1544                 clearSelection();
1545                 bv->update();
1546                 break;
1547
1548         case LFUN_DEPTH_PLUS:
1549                 clearSelection();
1550                 bv_funcs::changeDepth(bv, this, bv_funcs::INC_DEPTH, false);
1551                 clearSelection();
1552                 bv->update();
1553                 break;
1554
1555         default:
1556                 return UNDISPATCHED;
1557         }
1558
1559         return DISPATCHED;
1560 }