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