src/BufferView2.C

   1 // -*- C++ -*-
   2 /* This file is part of
   3  * ======================================================
   4  *
   5  *           LyX, The Document Processor
   6  *
   7  *           Copyright 1995 Matthias Ettrich
   8  *           Copyright 1995-2000 The LyX Team.
   9  *
  10  * ====================================================== */
  11
  12 #include <config.h>
  13
  14 #include <fstream>
  15 #include <algorithm>
  16
  17 #include "BufferView.h"
  18 #include "buffer.h"
  19 #include "lyxcursor.h"
  20 #include "lyxtext.h"
  21 #include "insets/inseterror.h"
  22 #include "insets/insetinfo.h"
  23 #include "insets/insetspecialchar.h"
  24 #include "LyXView.h"
  25 #include "minibuffer.h"
  26 #include "bufferlist.h"
  27 #include "support/FileInfo.h"
  28 #include "lyxscreen.h"
  29 #include "support/filetools.h"
  30 #include "lyx_gui_misc.h"
  31 #include "LaTeX.h"
  32 #include "BufferView_pimpl.h"
  33 #include "insets/insetcommand.h" //ChangeRefs
  34
  35 extern BufferList bufferlist;
  36
  37 using std::pair;
  38 using std::endl;
  39 using std::ifstream;
  40 using std::vector;
  41 using std::find;
  42
  43 // Inserts a file into current document
  44 bool BufferView::insertLyXFile(string const & filen)
  45         //
  46         // Copyright CHT Software Service GmbH
  47         // Uwe C. Schroeder
  48         //
  49         // Insert a Lyxformat - file into current buffer
  50         //
  51         // Moved from lyx_cb.C (Lgb)
  52 {
  53         if (filen.empty()) return false;
  54
  55         string fname = MakeAbsPath(filen);
  56
  57         // check if file exist
  58         FileInfo fi(fname);
  59
  60         if (!fi.readable()) {
  61                 WriteAlert(_("Error!"),
  62                            _("Specified file is unreadable: "),
  63                            MakeDisplayPath(fname, 50));
  64                 return false;
  65         }
  66
  67         beforeChange();
  68
  69         ifstream ifs(fname.c_str());
  70         if (!ifs) {
  71                 WriteAlert(_("Error!"),
  72                            _("Cannot open specified file: "),
  73                            MakeDisplayPath(fname, 50));
  74                 return false;
  75         }
  76
  77         char c = ifs.peek();
  78
  79         LyXLex lex(0, 0);
  80         lex.setStream(ifs);
  81
  82         bool res = true;
  83
  84         if (c == '#') {
  85                 lyxerr.debug() << "Will insert file with header" << endl;
  86                 res = buffer()->readFile(lex, text->cursor.par());
  87         } else {
  88                 lyxerr.debug() << "Will insert file without header" << endl;
  89                 res = buffer()->readLyXformat2(lex, text->cursor.par());
  90         }
  91
  92         resize();
  93         return res;
  94 }
  95
  96 bool BufferView::removeAutoInsets()
  97 {
  98         LyXParagraph * par = buffer()->paragraph;
  99
 100         LyXCursor tmpcursor = text->cursor;
 101         LyXCursor cursor;
 102
 103         bool a = false;
 104         while (par) {
 105                 // this has to be done before the delete
 106 #ifndef NEW_INSETS
 107                 if (par->footnoteflag != LyXParagraph::CLOSED_FOOTNOTE)
 108 #endif
 109                         text->SetCursor(this, cursor, par, 0);
 110                 if (par->AutoDeleteInsets()){
 111                         a = true;
 112 #ifndef NEW_INSETS
 113                         if (par->footnoteflag != LyXParagraph::CLOSED_FOOTNOTE){
 114 #endif
 115                                 text->RedoParagraphs(this, cursor,
 116                                                      cursor.par()->Next());
 117                                 text->FullRebreak(this);
 118 #ifndef NEW_INSETS
 119                         }
 120 #endif
 121                 }
 122                 par = par->next;
 123         }
 124         // avoid forbidden cursor positions caused by error removing
 125         if (tmpcursor.pos() > tmpcursor.par()->Last())
 126                 tmpcursor.pos(tmpcursor.par()->Last());
 127         text->SetCursorIntern(this, tmpcursor.par(), tmpcursor.pos());
 128
 129         return a;
 130 }
 131
 132
 133 void BufferView::insertErrors(TeXErrors & terr)
 134 {
 135         // Save the cursor position
 136         LyXCursor cursor = text->cursor;
 137
 138 #ifndef NEW_INSETS
 139         // This is drastic, but it's the only fix, I could find. (Asger)
 140         allFloats(1, 0);
 141         allFloats(1, 1);
 142 #endif
 143
 144         for (TeXErrors::Errors::const_iterator cit = terr.begin();
 145              cit != terr.end();
 146              ++cit) {
 147                 string desctext((*cit).error_desc);
 148                 string errortext((*cit).error_text);
 149                 string msgtxt = desctext + '\n' + errortext;
 150                 int errorrow = (*cit).error_in_line;
 151
 152                 // Insert error string for row number
 153                 int tmpid = -1;
 154                 int tmppos = -1;
 155
 156                 if (buffer()->texrow.getIdFromRow(errorrow, tmpid, tmppos)) {
 157                         buffer()->texrow.increasePos(tmpid, tmppos);
 158                 }
 159
 160                 LyXParagraph * texrowpar = 0;
 161
 162                 if (tmpid == -1) {
 163                         texrowpar = text->FirstParagraph();
 164                         tmppos = 0;
 165                 } else {
 166                         texrowpar = text->GetParFromID(tmpid);
 167                 }
 168
 169                 if (texrowpar == 0)
 170                         continue;
 171
 172                 InsetError * new_inset = new InsetError(msgtxt);
 173                 text->SetCursorIntern(this, texrowpar, tmppos);
 174                 text->InsertInset(this, new_inset);
 175                 text->FullRebreak(this);
 176         }
 177         // Restore the cursor position
 178         text->SetCursorIntern(this, cursor.par(), cursor.pos());
 179 }
 180
 181
 182 void BufferView::setCursorFromRow(int row)
 183 {
 184         int tmpid = -1;
 185         int tmppos = -1;
 186
 187         buffer()->texrow.getIdFromRow(row, tmpid, tmppos);
 188
 189         LyXParagraph * texrowpar;
 190
 191         if (tmpid == -1) {
 192                 texrowpar = text->FirstParagraph();
 193                 tmppos = 0;
 194         } else {
 195                 texrowpar = text->GetParFromID(tmpid);
 196         }
 197         text->SetCursor(this, texrowpar, tmppos);
 198 }
 199
 200
 201 bool BufferView::insertInset(Inset * inset, string const & lout,
 202                              bool /*no_table*/)
 203 {
 204         // if we are in a locking inset we should try to insert the
 205         // inset there otherwise this is a illegal function now
 206         if (theLockingInset()) {
 207                 if (theLockingInset()->InsertInsetAllowed(inset))
 208                     return theLockingInset()->InsertInset(this, inset);
 209                 return false;
 210         }
 211
 212         // not quite sure if we want this...
 213         text->SetCursorParUndo(buffer());
 214         text->FreezeUndo();
 215
 216         beforeChange();
 217         if (!lout.empty()) {
 218                 update(BufferView::SELECT|BufferView::FITCUR);
 219                 text->BreakParagraph(this);
 220                 update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 221
 222                 if (text->cursor.par()->Last()) {
 223                         text->CursorLeft(this);
 224
 225                         text->BreakParagraph(this);
 226                         update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 227                 }
 228
 229                 pair<bool, LyXTextClass::size_type> lres =
 230                         textclasslist.NumberOfLayout(buffer()->params
 231                                                      .textclass, lout);
 232                 LyXTextClass::size_type lay;
 233                 if (lres.first != false) {
 234                         // layout found
 235                         lay = lres.second;
 236                 } else {
 237                         // layout not fount using default "Standard" (0)
 238                         lay = 0;
 239                 }
 240
 241                 text->SetLayout(this, lay);
 242
 243                 text->SetParagraph(this, 0, 0,
 244                                    0, 0,
 245                                    VSpace(VSpace::NONE), VSpace(VSpace::NONE),
 246                                    LYX_ALIGN_LAYOUT,
 247                                    string(),
 248                                    0);
 249                 update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 250
 251                 text->current_font.setLatex(LyXFont::OFF);
 252         }
 253
 254         text->InsertInset(this, inset);
 255         update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 256
 257         text->UnFreezeUndo();
 258         return true;
 259 }
 260
 261
 262 // Open and lock an updatable inset
 263 bool BufferView::open_new_inset(UpdatableInset * new_inset)
 264 {
 265         beforeChange();
 266         text->FinishUndo();
 267         if (!insertInset(new_inset)) {
 268                 delete new_inset;
 269                 return false;
 270         }
 271 //      text->CursorLeft(this);
 272 //      update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 273         new_inset->Edit(this, 0, 0, 0);
 274         return true;
 275 }
 276
 277 /* This is also a buffer property (ale) */
 278 // Not so sure about that. a goto Label function can not be buffer local, just
 279 // think how this will work in a multiwindo/buffer environment, all the
 280 // cursors in all the views showing this buffer will move. (Lgb)
 281 // OK, then no cursor action should be allowed in buffer. (ale)
 282 bool BufferView::gotoLabel(string const & label)
 283
 284 {
 285         for (Buffer::inset_iterator it = buffer()->inset_iterator_begin();
 286              it != buffer()->inset_iterator_end(); ++it) {
 287                 vector<string> labels = (*it)->getLabelList();
 288                 if (find(labels.begin(),labels.end(),label)
 289                      != labels.end()) {
 290                         beforeChange();
 291                         text->SetCursor(this, it.getPar(), it.getPos());
 292                         text->sel_cursor = text->cursor;
 293                         update(BufferView::SELECT|BufferView::FITCUR);
 294                         return true;
 295                 }
 296         }
 297         return false;
 298 }
 299
 300
 301 #ifndef NEW_INSETS
 302 void BufferView::allFloats(char flag, char figmar)
 303 {
 304         if (!available()) return;
 305
 306         LyXCursor cursor = text->cursor;
 307
 308         if (!flag
 309             && cursor.par()->footnoteflag != LyXParagraph::NO_FOOTNOTE
 310             && ((figmar
 311                  && cursor.par()->footnotekind != LyXParagraph::FOOTNOTE
 312                  && cursor.par()->footnotekind != LyXParagraph::MARGIN
 313                     )
 314                 || (!figmar
 315                     && cursor.par()->footnotekind != LyXParagraph::FIG
 316                     && cursor.par()->footnotekind != LyXParagraph::TAB
 317                     && cursor.par()->footnotekind != LyXParagraph::WIDE_FIG
 318                     && cursor.par()->footnotekind != LyXParagraph::WIDE_TAB
 319                     && cursor.par()->footnotekind != LyXParagraph::ALGORITHM)))
 320                 toggleFloat();
 321         else
 322                 beforeChange();
 323
 324         LyXCursor tmpcursor = cursor;
 325         cursor.par(tmpcursor.par()->ParFromPos(tmpcursor.pos()));
 326         cursor.pos(tmpcursor.par()->PositionInParFromPos(tmpcursor.pos()));
 327
 328         LyXParagraph *par = buffer()->paragraph;
 329         while (par) {
 330                 if (flag) {
 331                         if (par->footnoteflag == LyXParagraph::CLOSED_FOOTNOTE
 332                             && ((figmar
 333                                  && par->footnotekind != LyXParagraph::FOOTNOTE
 334                                  && par->footnotekind !=  LyXParagraph::MARGIN)
 335                                 || (!figmar
 336                                     && par->footnotekind != LyXParagraph::FIG
 337                                     && par->footnotekind != LyXParagraph::TAB
 338                                     && par->footnotekind != LyXParagraph::WIDE_FIG
 339                                     && par->footnotekind != LyXParagraph::WIDE_TAB
 340                                     && par->footnotekind != LyXParagraph::ALGORITHM
 341                                         )
 342                                     )
 343                                 ) {
 344                                 if (par->previous
 345                                     && par->previous->footnoteflag !=
 346                                     LyXParagraph::CLOSED_FOOTNOTE){ /* should be */
 347                                         text->SetCursorIntern(this,
 348                                                               par->previous,
 349                                                               0);
 350                                         text->OpenFootnote(this);
 351                                 }
 352                         }
 353                 } else {
 354                         if (par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE
 355                             && (
 356                                     (figmar
 357                                      &&
 358                                      par->footnotekind != LyXParagraph::FOOTNOTE
 359                                      &&
 360                                      par->footnotekind !=  LyXParagraph::MARGIN
 361                                             )
 362                                     ||
 363                                     (!figmar
 364                                      &&
 365                                      par->footnotekind != LyXParagraph::FIG
 366                                      &&
 367                                      par->footnotekind != LyXParagraph::TAB
 368                                      &&
 369                                      par->footnotekind != LyXParagraph::WIDE_FIG
 370                                      &&
 371                                      par->footnotekind != LyXParagraph::WIDE_TAB
 372                                      &&
 373                                      par->footnotekind != LyXParagraph::ALGORITHM
 374                                             )
 375                                     )
 376                                 ) {
 377                                 text->SetCursorIntern(this, par, 0);
 378                                 text->CloseFootnote(this);
 379                         }
 380                 }
 381                 par = par->next;
 382         }
 383
 384         text->SetCursorIntern(this, cursor.par(), cursor.pos());
 385         redraw();
 386         fitCursor(text);
 387 }
 388 #endif
 389
 390
 391 void BufferView::insertNote()
 392 {
 393         InsetInfo * new_inset = new InsetInfo();
 394         insertInset(new_inset);
 395         new_inset->Edit(this, 0, 0, 0);
 396 }
 397
 398
 399 #ifndef NEW_INSETS
 400 void BufferView::openStuff()
 401 {
 402         if (available()) {
 403                 owner()->getMiniBuffer()->Set(_("Open/Close..."));
 404                 hideCursor();
 405                 beforeChange();
 406                 update(BufferView::SELECT|BufferView::FITCUR);
 407                 text->OpenStuff(this);
 408                 update(BufferView::SELECT|BufferView::FITCUR);
 409                 setState();
 410         }
 411 }
 412
 413
 414 void BufferView::toggleFloat()
 415 {
 416         if (available()) {
 417                 owner()->getMiniBuffer()->Set(_("Open/Close..."));
 418                 hideCursor();
 419                 beforeChange();
 420                 update(BufferView::SELECT|BufferView::FITCUR);
 421                 text->ToggleFootnote(this);
 422                 update(BufferView::SELECT|BufferView::FITCUR);
 423                 setState();
 424         }
 425 }
 426 #endif
 427
 428 void BufferView::menuUndo()
 429 {
 430         if (available()) {
 431                 owner()->getMiniBuffer()->Set(_("Undo"));
 432                 hideCursor();
 433                 beforeChange();
 434                 update(BufferView::SELECT|BufferView::FITCUR);
 435                 if (!text->TextUndo(this))
 436                         owner()->getMiniBuffer()->Set(_("No further undo information"));
 437                 else
 438                         update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 439                 setState();
 440         }
 441 }
 442
 443
 444 void BufferView::menuRedo()
 445 {
 446         if (theLockingInset()) {
 447                 owner()->getMiniBuffer()->Set(_("Redo not yet supported in math mode"));
 448                 return;
 449         }
 450
 451         if (available()) {
 452                 owner()->getMiniBuffer()->Set(_("Redo"));
 453                 hideCursor();
 454                 beforeChange();
 455                 update(BufferView::SELECT|BufferView::FITCUR);
 456                 if (!text->TextRedo(this))
 457                         owner()->getMiniBuffer()->Set(_("No further redo information"));
 458                 else
 459                         update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 460                 setState();
 461         }
 462 }
 463
 464
 465 void BufferView::hyphenationPoint()
 466 {
 467         if (available()) {
 468                 hideCursor();
 469                 update(BufferView::SELECT|BufferView::FITCUR);
 470                 InsetSpecialChar * new_inset =
 471                         new InsetSpecialChar(InsetSpecialChar::HYPHENATION);
 472                 insertInset(new_inset);
 473         }
 474 }
 475
 476
 477 void BufferView::ldots()
 478 {
 479         if (available())  {
 480                 hideCursor();
 481                 update(BufferView::SELECT|BufferView::FITCUR);
 482                 InsetSpecialChar * new_inset =
 483                         new InsetSpecialChar(InsetSpecialChar::LDOTS);
 484                 insertInset(new_inset);
 485         }
 486 }
 487
 488
 489 void BufferView::endOfSentenceDot()
 490 {
 491         if (available()) {
 492                 hideCursor();
 493                 update(BufferView::SELECT|BufferView::FITCUR);
 494                 InsetSpecialChar * new_inset =
 495                         new InsetSpecialChar(InsetSpecialChar::END_OF_SENTENCE);
 496                 insertInset(new_inset);
 497         }
 498 }
 499
 500
 501 void BufferView::menuSeparator()
 502 {
 503         if (available()) {
 504                 hideCursor();
 505                 update(BufferView::SELECT|BufferView::FITCUR);
 506                 InsetSpecialChar * new_inset =
 507                         new InsetSpecialChar(InsetSpecialChar::MENU_SEPARATOR);
 508                 insertInset(new_inset);
 509         }
 510 }
 511
 512
 513 void BufferView::newline()
 514 {
 515         if (available()) {
 516                 hideCursor();
 517                 update(BufferView::SELECT|BufferView::FITCUR);
 518                 text->InsertChar(this, LyXParagraph::META_NEWLINE);
 519                 update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 520         }
 521 }
 522
 523
 524 void BufferView::protectedBlank()
 525 {
 526         if (available()) {
 527                 hideCursor();
 528                 update(BufferView::SELECT|BufferView::FITCUR);
 529                 InsetSpecialChar * new_inset =
 530                         new InsetSpecialChar(InsetSpecialChar::PROTECTED_SEPARATOR);
 531                 insertInset(new_inset);
 532         }
 533 }
 534
 535
 536 void BufferView::hfill()
 537 {
 538         if (available()) {
 539                 hideCursor();
 540                 update(BufferView::SELECT|BufferView::FITCUR);
 541                 text->InsertChar(this, LyXParagraph::META_HFILL);
 542                 update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 543         }
 544 }
 545
 546 void BufferView::copyEnvironment()
 547 {
 548         if (available()) {
 549                 text->copyEnvironmentType();
 550                 // clear the selection, even if mark_set
 551                 toggleSelection();
 552                 text->ClearSelection();
 553                 update(BufferView::SELECT|BufferView::FITCUR);
 554                 owner()->getMiniBuffer()->Set(_("Paragraph environment type copied"));
 555         }
 556 }
 557
 558
 559 void BufferView::pasteEnvironment()
 560 {
 561         if (available()) {
 562                 text->pasteEnvironmentType(this);
 563                 owner()->getMiniBuffer()->Set(_("Paragraph environment type set"));
 564                 update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 565         }
 566 }
 567
 568
 569 void BufferView::copy()
 570 {
 571         if (available()) {
 572                 text->CopySelection(this);
 573                 // clear the selection, even if mark_set
 574                 toggleSelection();
 575                 text->ClearSelection();
 576                 update(BufferView::SELECT|BufferView::FITCUR);
 577                 owner()->getMiniBuffer()->Set(_("Copy"));
 578         }
 579 }
 580
 581 void BufferView::cut()
 582 {
 583         if (available()) {
 584                 hideCursor();
 585                 update(BufferView::SELECT|BufferView::FITCUR);
 586                 text->CutSelection(this);
 587                 update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 588                 owner()->getMiniBuffer()->Set(_("Cut"));
 589         }
 590 }
 591
 592
 593 void BufferView::paste()
 594 {
 595         if (!available()) return;
 596
 597         owner()->getMiniBuffer()->Set(_("Paste"));
 598         hideCursor();
 599         // clear the selection
 600         toggleSelection();
 601         text->ClearSelection();
 602         update(BufferView::SELECT|BufferView::FITCUR);
 603
 604         // paste
 605         text->PasteSelection(this);
 606         update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 607
 608         // clear the selection
 609         toggleSelection();
 610         text->ClearSelection();
 611         update(BufferView::SELECT|BufferView::FITCUR);
 612 }
 613
 614
 615 void BufferView::gotoNote()
 616 {
 617         if (!available()) return;
 618
 619         hideCursor();
 620         beforeChange();
 621         update(BufferView::SELECT|BufferView::FITCUR);
 622         LyXCursor tmp;
 623
 624         if (!text->GotoNextNote(this)) {
 625                 if (text->cursor.pos()
 626                     || text->cursor.par() != text->FirstParagraph()) {
 627                                 tmp = text->cursor;
 628                                 text->cursor.par(text->FirstParagraph());
 629                                 text->cursor.pos(0);
 630                                 if (!text->GotoNextNote(this)) {
 631                                         text->cursor = tmp;
 632                                         owner()->getMiniBuffer()->Set(_("No more notes"));
 633                                         LyXBell();
 634                                 }
 635                         } else {
 636                                 owner()->getMiniBuffer()->Set(_("No more notes"));
 637                                 LyXBell();
 638                         }
 639         }
 640         update(BufferView::SELECT|BufferView::FITCUR);
 641         text->sel_cursor = text->cursor;
 642 }
 643
 644
 645 void BufferView::insertCorrectQuote()
 646 {
 647         char c;
 648
 649         if (text->cursor.pos())
 650                 c = text->cursor.par()->GetChar(text->cursor.pos() - 1);
 651         else
 652                 c = ' ';
 653
 654         insertInset(new InsetQuotes(c, buffer()->params));
 655 }
 656
 657
 658 /* these functions are for the spellchecker */
 659 string const BufferView::nextWord(float & value)
 660 {
 661         if (!available()) {
 662                 value = 1;
 663                 return string();
 664         }
 665
 666         return text->SelectNextWord(this, value);
 667 }
 668
 669
 670 void BufferView::selectLastWord()
 671 {
 672         if (!available()) return;
 673
 674         hideCursor();
 675         beforeChange();
 676         text->SelectSelectedWord(this);
 677         toggleSelection(false);
 678         update(BufferView::SELECT|BufferView::FITCUR);
 679 }
 680
 681
 682 void BufferView::endOfSpellCheck()
 683 {
 684         if (!available()) return;
 685
 686         hideCursor();
 687         beforeChange();
 688         text->SelectSelectedWord(this);
 689         text->ClearSelection();
 690         update(BufferView::SELECT|BufferView::FITCUR);
 691 }
 692
 693
 694 void BufferView::replaceWord(string const & replacestring)
 695 {
 696         if (!available()) return;
 697
 698         hideCursor();
 699         update(BufferView::SELECT|BufferView::FITCUR);
 700
 701         /* clear the selection (if there is any) */
 702         toggleSelection(false);
 703         update(BufferView::SELECT|BufferView::FITCUR);
 704
 705         /* clear the selection (if there is any) */
 706         toggleSelection(false);
 707         text->ReplaceSelectionWithString(this, replacestring);
 708
 709         text->SetSelectionOverString(this, replacestring);
 710
 711         // Go back so that replacement string is also spellchecked
 712         for (string::size_type i = 0; i < replacestring.length() + 1; ++i) {
 713                 text->CursorLeft(this);
 714         }
 715         update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 716 }
 717 // End of spellchecker stuff
 718
 719
 720 bool BufferView::lockInset(UpdatableInset * inset)
 721 {
 722         if (!theLockingInset() && inset) {
 723                 theLockingInset(inset);
 724                 return true;
 725         } else if (inset) {
 726             return theLockingInset()->LockInsetInInset(this, inset);
 727         }
 728         return false;
 729 }
 730
 731
 732 void BufferView::showLockedInsetCursor(int x, int y, int asc, int desc)
 733 {
 734         if (theLockingInset() && available()) {
 735                 LyXCursor cursor = text->cursor;
 736                 if ((cursor.pos() - 1 >= 0) &&
 737                     (cursor.par()->GetChar(cursor.pos() - 1) ==
 738                      LyXParagraph::META_INSET) &&
 739                     (cursor.par()->GetInset(cursor.pos() - 1) ==
 740                      theLockingInset()->GetLockingInset()))
 741                         text->SetCursor(this, cursor,
 742                                         cursor.par(), cursor.pos() - 1);
 743                 y += cursor.y() + theLockingInset()->InsetInInsetY();
 744                 pimpl_->screen_->ShowManualCursor(text, x, y, asc, desc,
 745                                                   LyXScreen::BAR_SHAPE);
 746         }
 747 }
 748
 749
 750 void BufferView::hideLockedInsetCursor()
 751 {
 752         if (theLockingInset() && available()) {
 753                 pimpl_->screen_->HideCursor();
 754         }
 755 }
 756
 757
 758 void BufferView::fitLockedInsetCursor(int x, int y, int asc, int desc)
 759 {
 760         if (theLockingInset() && available()){
 761                 y += text->cursor.y() + theLockingInset()->InsetInInsetY();
 762                 if (pimpl_->screen_->FitManualCursor(text, x, y, asc, desc))
 763                         updateScrollbar();
 764         }
 765 }
 766
 767
 768 int BufferView::unlockInset(UpdatableInset * inset)
 769 {
 770         if (inset && theLockingInset() == inset) {
 771                 inset->InsetUnlock(this);
 772                 theLockingInset(0);
 773                 text->FinishUndo();
 774                 return 0;
 775         } else if (inset && theLockingInset() &&
 776                    theLockingInset()->UnlockInsetInInset(this, inset)) {
 777                 text->FinishUndo();
 778                 return 0;
 779         }
 780         return bufferlist.unlockInset(inset);
 781 }
 782
 783
 784 void BufferView::lockedInsetStoreUndo(Undo::undo_kind kind)
 785 {
 786         if (!theLockingInset())
 787                 return; // shouldn't happen
 788         if (kind == Undo::EDIT) // in this case insets would not be stored!
 789                 kind = Undo::FINISH;
 790         text->SetUndo(buffer(), kind,
 791 #ifndef NEW_INSETS
 792                       text->cursor.par()->
 793                       ParFromPos(text->cursor.pos())->previous,
 794                       text->cursor.par()->
 795                       ParFromPos(text->cursor.pos())->next
 796 #else
 797                       text->cursor.par()->previous,
 798                       text->cursor.par()->next
 799 #endif
 800                 );
 801 }
 802
 803
 804 void BufferView::updateInset(Inset * inset, bool mark_dirty)
 805 {
 806         if (!inset)
 807                 return;
 808
 809         // first check for locking insets
 810         if (theLockingInset()) {
 811                 if (theLockingInset() == inset) {
 812                         if (text->UpdateInset(this, inset)){
 813                                 update();
 814                                 if (mark_dirty){
 815                                         if (buffer()->isLyxClean())
 816                                                 owner()->getMiniBuffer()->
 817                                                         setTimer(4);
 818                                         buffer()->markDirty();
 819                                 }
 820                                 updateScrollbar();
 821                                 return;
 822                         }
 823                 } else if (theLockingInset()->UpdateInsetInInset(this,inset)) {
 824                         if (text->UpdateInset(this, theLockingInset())) {
 825                                 update();
 826                                 if (mark_dirty){
 827                                         if (buffer()->isLyxClean())
 828                                                 owner()->getMiniBuffer()->
 829                                                         setTimer(4);
 830                                         buffer()->markDirty();
 831                                 }
 832                                 updateScrollbar();
 833                                 return;
 834                         }
 835                 }
 836         }
 837
 838         // then check the current buffer
 839         if (available()) {
 840                 hideCursor();
 841                 update(BufferView::UPDATE);
 842                 if (text->UpdateInset(this, inset)){
 843                         if (mark_dirty)
 844                                 update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 845                         else
 846                                 update(SELECT);
 847                         return;
 848                 }
 849         }
 850 }
 851
 852 bool BufferView::ChangeRefs(string const & from, string const & to)
 853 {
 854         bool flag = false;
 855         LyXParagraph * par = buffer()->paragraph;
 856         LyXCursor cursor = text->cursor;
 857         LyXCursor tmpcursor = cursor;
 858 #ifndef NEW_INSETS
 859         cursor.par(tmpcursor.par()->ParFromPos(tmpcursor.pos()));
 860         cursor.pos(tmpcursor.par()->PositionInParFromPos(tmpcursor.pos()));
 861 #else
 862         cursor.par(tmpcursor.par());
 863         cursor.pos(tmpcursor.pos());
 864 #endif
 865
 866         while (par) {
 867                 bool flag2 = false;
 868                 for (LyXParagraph::inset_iterator it = par->inset_iterator_begin();
 869                      it != par->inset_iterator_end(); ++it) {
 870                         if ((*it)->LyxCode() == Inset::REF_CODE) {
 871                                 InsetCommand * inset = static_cast<InsetCommand *>(*it);
 872                                 if (inset->getContents() == from) {
 873                                         inset->setContents(to);
 874                                         flag2 = true;
 875                                 }
 876                         }
 877                 }
 878                 if (flag2) {
 879                         flag = true;
 880 #ifndef NEW_INSETS
 881                         if (par->footnoteflag != LyXParagraph::CLOSED_FOOTNOTE){
 882 #endif
 883                                 // this is possible now, since SetCursor takes
 884                                 // care about footnotes
 885                                 text->SetCursorIntern(this, par, 0);
 886                                 text->RedoParagraphs(this, text->cursor,
 887                                                      text->cursor.par()->Next());
 888                                 text->FullRebreak(this);
 889 #ifndef NEW_INSETS
 890                         }
 891 #endif
 892                 }
 893                 par = par->next;
 894         }
 895         text->SetCursorIntern(this, cursor.par(), cursor.pos());
 896         return flag;
 897 }
 898
 899
 900 UpdatableInset * BufferView::theLockingInset() const
 901 {
 902     return text->the_locking_inset;
 903 }
 904
 905
 906 void BufferView::theLockingInset(UpdatableInset * inset)
 907 {
 908     text->the_locking_inset = inset;
 909 }