src/insets/insettext.C

   1 // -*- C++ -*-
   2 /* This file is part of
   3  * ======================================================
   4  *
   5  *           LyX, The Document Processor
   6  *
   7  *           Copyright 1998-2000 The LyX Team.
   8  *
   9  * ======================================================
  10  */
  11
  12 #include <config.h>
  13
  14 #include <fstream>
  15 #include <algorithm>
  16
  17 #include <cstdlib>
  18
  19 #ifdef __GNUG__
  20 #pragma implementation
  21 #endif
  22
  23 #include "insettext.h"
  24 #include "lyxparagraph.h"
  25 #include "lyxlex.h"
  26 #include "debug.h"
  27 #include "lyxfont.h"
  28 #include "commandtags.h"
  29 #include "buffer.h"
  30 #include "LyXView.h"
  31 #include "BufferView.h"
  32 #include "layout.h"
  33 #include "LaTeXFeatures.h"
  34 #include "Painter.h"
  35 #include "lyx_gui_misc.h"
  36 #include "lyxtext.h"
  37 #include "lyxcursor.h"
  38 #include "CutAndPaste.h"
  39 #include "font.h"
  40 #include "minibuffer.h"
  41 #include "LColor.h"
  42 #include "support/textutils.h"
  43 #include "support/LAssert.h"
  44 #include "lyxrow.h"
  45 #include "lyxrc.h"
  46 #include "intl.h"
  47 #include "trans_mgr.h"
  48 #include "lyxscreen.h"
  49
  50 using std::ostream;
  51 using std::ifstream;
  52 using std::endl;
  53 using std::min;
  54 using std::max;
  55
  56 extern unsigned char getCurrentTextClass(Buffer *);
  57
  58 InsetText::InsetText()
  59 {
  60     par = new LyXParagraph();
  61     init();
  62 }
  63
  64
  65 InsetText::InsetText(InsetText const & ins)
  66         : UpdatableInset()
  67 {
  68     par = 0;
  69     init(&ins);
  70     autoBreakRows = ins.autoBreakRows;
  71 }
  72
  73
  74 InsetText & InsetText::operator=(InsetText const & it)
  75 {
  76     init(&it);
  77     autoBreakRows = it.autoBreakRows;
  78     return * this;
  79 }
  80
  81
  82 void InsetText::init(InsetText const * ins)
  83 {
  84     top_y = last_width = last_height = 0;
  85     insetAscent = insetDescent = insetWidth = 0;
  86     the_locking_inset = 0;
  87     cursor_visible = false;
  88     interline_space = 1;
  89     no_selection = false;
  90     need_update = INIT;
  91     drawTextXOffset = drawTextYOffset = 0;
  92     autoBreakRows = false;
  93     drawFrame = NEVER;
  94     xpos = 0.0;
  95     if (ins) {
  96         SetParagraphData(ins->par);
  97         autoBreakRows = ins->autoBreakRows;
  98         drawFrame = ins->drawFrame;
  99     }
 100     par->SetInsetOwner(this);
 101     frame_color = LColor::insetframe;
 102     locked = false;
 103     old_par = 0;
 104 }
 105
 106
 107 InsetText::~InsetText()
 108 {
 109     LyXParagraph * p = par->next;
 110     delete par;
 111     while(p) {
 112         par = p;
 113         p = p->next;
 114         delete par;
 115     }
 116 }
 117
 118
 119 void InsetText::clear()
 120 {
 121     LyXParagraph * p = par->next;
 122     delete par;
 123     while(p) {
 124         par = p;
 125         p = p->next;
 126         delete par;
 127     }
 128     par = new LyXParagraph();
 129 }
 130
 131
 132 Inset * InsetText::Clone() const
 133 {
 134     InsetText * t = new InsetText(*this);
 135     return t;
 136 }
 137
 138
 139 void InsetText::Write(Buffer const * buf, ostream & os) const
 140 {
 141     os << "Text\n";
 142     WriteParagraphData(buf, os);
 143 }
 144
 145
 146 void InsetText::WriteParagraphData(Buffer const * buf, ostream & os) const
 147 {
 148     par->writeFile(buf, os, buf->params, 0, 0);
 149 }
 150
 151
 152 void InsetText::Read(Buffer const * buf, LyXLex & lex)
 153 {
 154     string token;
 155     int pos = 0;
 156     LyXParagraph * return_par = 0;
 157     char depth = 0; // signed or unsigned?
 158 #ifndef NEW_INSETS
 159     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 160     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 161 #endif
 162     LyXFont font(LyXFont::ALL_INHERIT);
 163
 164     LyXParagraph * p = par->next;
 165     delete par;
 166     while(p) {
 167         par = p;
 168         p = p->next;
 169         delete par;
 170     }
 171     par = new LyXParagraph;
 172     while (lex.IsOK()) {
 173         lex.nextToken();
 174         token = lex.GetString();
 175         if (token.empty())
 176             continue;
 177         if (token == "\\end_inset")
 178             break;
 179         if (const_cast<Buffer*>(buf)->
 180             parseSingleLyXformat2Token(lex, par, return_par,token, pos, depth,
 181                                        font
 182 #ifndef NEW_INSETS
 183                                        , footnoteflag, footnotekind
 184 #endif
 185                                        ))
 186         {
 187             // the_end read this should NEVER happen
 188             lex.printError("\\the_end read in inset! Error in document!");
 189             return;
 190         }
 191     }
 192     if (!return_par)
 193             return_par = par;
 194     par = return_par;
 195     while(return_par) {
 196         return_par->SetInsetOwner(this);
 197         return_par = return_par->next;
 198     }
 199
 200     if (token != "\\end_inset") {
 201         lex.printError("Missing \\end_inset at this point. "
 202                        "Read: `$$Token'");
 203     }
 204     need_update = INIT;
 205 }
 206
 207
 208 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 209 {
 210     long int y_temp = 0;
 211     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 212     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 213     return insetAscent;
 214 }
 215
 216
 217 int InsetText::descent(BufferView * bv, LyXFont const &) const
 218 {
 219     long int y_temp = 0;
 220     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 221     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 222         TEXT_TO_INSET_OFFSET;
 223     return insetDescent;
 224 }
 225
 226
 227 int InsetText::width(BufferView * bv, LyXFont const &) const
 228 {
 229     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 230     return insetWidth;
 231 }
 232
 233
 234 int InsetText::textWidth(Painter & pain) const
 235 {
 236     int w = getMaxWidth(pain, this);
 237     return w;
 238 }
 239
 240
 241 void InsetText::draw(BufferView * bv, LyXFont const & f,
 242                      int baseline, float & x, bool cleared) const
 243 {
 244     Painter & pain = bv->painter();
 245
 246     // no draw is necessary !!!
 247     if ((drawFrame == LOCKED) && !locked && !par->size()) {
 248         if (!cleared && (need_update == CLEAR_FRAME)) {
 249             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 250                            width(bv, f) - 1,
 251                            insetAscent + insetDescent - 1,
 252                            LColor::background);
 253         }
 254         top_x = int(x);
 255         top_baseline = baseline;
 256         x += width(bv, f);
 257         need_update = NONE;
 258         return;
 259     }
 260
 261     xpos = x;
 262     UpdatableInset::draw(bv, f, baseline, x, cleared);
 263
 264     if (!cleared && ((need_update==FULL) || (top_x!=int(x)) ||
 265                      (top_baseline!=baseline))) {
 266         int w =  insetWidth;
 267         int h = insetAscent + insetDescent;
 268         int ty = baseline - insetAscent;
 269
 270         if (ty < 0) {
 271             h += ty;
 272             ty = 0;
 273         }
 274         if ((ty + h) > pain.paperHeight())
 275             h = pain.paperHeight();
 276         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 277             w = pain.paperWidth();
 278         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 279         cleared = true;
 280         need_update = FULL;
 281     }
 282     if (!cleared && (need_update == NONE))
 283         return;
 284
 285     if (top_x != int(x)) {
 286         need_update = INIT;
 287         top_x = int(x);
 288         bv->text->status = LyXText::CHANGED_IN_DRAW;
 289         return;
 290     }
 291
 292     top_baseline = baseline;
 293     top_y = baseline - ascent(bv, f);
 294     last_width = width(bv, f);
 295     last_height = ascent(bv, f) + descent(bv, f);
 296
 297     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 298         inset_x = cx(bv) - top_x + drawTextXOffset;
 299         inset_y = cy(bv) + drawTextYOffset;
 300     }
 301     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 302         x += width(bv, f);
 303         need_update = NONE;
 304         return;
 305     }
 306     x += TEXT_TO_INSET_OFFSET;
 307     long int y = 0;
 308     Row * row = TEXT(bv)->GetRowNearY(y);
 309     y += baseline - row->ascent_of_text();
 310     if (cleared || !locked || (need_update == FULL)) {
 311         while (row != 0) {
 312             TEXT(bv)->GetVisibleRow(bv, y, int(x), row, y, cleared);
 313             y += row->height();
 314             row = row->next();
 315         }
 316     } else if (need_update == SELECTION) {
 317         bv->screen()->ToggleToggle(TEXT(bv), y, int(x));
 318     } else {
 319         locked = false;
 320         if (need_update == CURSOR) {
 321             bv->screen()->ToggleSelection(TEXT(bv), true, y, int(x));
 322             TEXT(bv)->ClearSelection();
 323             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 324         }
 325         bv->screen()->Update(TEXT(bv), y, int(x));
 326         locked = true;
 327     }
 328     TEXT(bv)->refresh_y = 0;
 329     TEXT(bv)->status = LyXText::UNCHANGED;
 330     if ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)) {
 331             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 332                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 333                            frame_color);
 334     } else if (need_update == CLEAR_FRAME) {
 335             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 336                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 337                            LColor::background);
 338     }
 339     x += width(bv, f) - TEXT_TO_INSET_OFFSET;
 340     if (bv->text->status==LyXText::CHANGED_IN_DRAW)
 341         need_update = INIT;
 342     else if (need_update != INIT)
 343         need_update = NONE;
 344 }
 345
 346
 347 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 348 {
 349     if (reinit) {  // && (need_update != CURSOR)) {
 350         need_update = INIT;
 351         resizeLyXText(bv);
 352         if (owner())
 353             owner()->update(bv, font, true);
 354         return;
 355     }
 356     if (the_locking_inset) {
 357         inset_x = cx(bv) - top_x + drawTextXOffset;
 358         inset_y = cy(bv) + drawTextYOffset;
 359         the_locking_inset->update(bv, font, reinit);
 360     }
 361     if (need_update == INIT) {
 362         resizeLyXText(bv);
 363         need_update = FULL;
 364 //      if (!owner() && bv->text)
 365 //          bv->text->UpdateInset(bv, this);
 366     }
 367     int oldw = insetWidth;
 368 #if 1
 369     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 370     // max(textWidth(bv->painter()),
 371     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 372     // (2 * TEXT_TO_INSET_OFFSET);
 373 #else
 374     insetWidth = textWidth(bv->painter());
 375     if (insetWidth < 0)
 376             insetWidth = static_cast<int>(TEXT(bv)->width);
 377 #endif
 378     if (oldw != insetWidth) {
 379 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 380 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 381         resizeLyXText(bv);
 382         need_update = FULL;
 383 #if 0
 384         if (owner()) {
 385             owner()->update(bv, font, reinit);
 386             return;
 387         } else {
 388             update(bv, font, reinit);
 389         }
 390 #else
 391 #if 1
 392         update(bv, font, reinit);
 393 #else
 394         UpdateLocal(bv, INIT, false);
 395 #endif
 396 #endif
 397         return;
 398     }
 399     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 400         the_locking_inset)
 401     {
 402         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 403     }
 404
 405     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 406         need_update = FULL;
 407
 408     long int y_temp = 0;
 409     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 410     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 411     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 412         TEXT_TO_INSET_OFFSET;
 413 }
 414
 415
 416 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 417 {
 418     TEXT(bv)->FullRebreak(bv);
 419     if (need_update != INIT) {
 420         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 421             need_update = FULL;
 422         else if (!the_locking_inset || (what != CURSOR))
 423             need_update = what;
 424     }
 425     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 426         TEXT(bv)->selection)
 427             bv->updateInset(this, mark_dirty);
 428     bv->owner()->showState();
 429     if (old_par != cpar(bv)) {
 430             bv->owner()->setLayout(cpar(bv)->GetLayout());
 431             old_par = cpar(bv);
 432     }
 433 }
 434
 435
 436 string const InsetText::EditMessage() const
 437 {
 438     return _("Opened Text Inset");
 439 }
 440
 441
 442 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 443 {
 444 //    par->SetInsetOwner(this);
 445     UpdatableInset::Edit(bv, x, y, button);
 446
 447     if (!bv->lockInset(this)) {
 448         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 449         return;
 450     }
 451     locked = true;
 452     the_locking_inset = 0;
 453     inset_pos = inset_x = inset_y = 0;
 454     inset_par = 0;
 455     old_par = 0;
 456     if (!checkAndActivateInset(bv, x, y, button))
 457         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 458                                            y+TEXT(bv)->first+insetAscent);
 459     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 460     bv->text->FinishUndo();
 461     UpdateLocal(bv, FULL, false);
 462 }
 463
 464
 465 void InsetText::InsetUnlock(BufferView * bv)
 466 {
 467     if (the_locking_inset) {
 468         the_locking_inset->InsetUnlock(bv);
 469         the_locking_inset = 0;
 470     }
 471     HideInsetCursor(bv);
 472     no_selection = false;
 473     locked = false;
 474     TEXT(bv)->selection = 0;
 475     UpdateLocal(bv, CLEAR_FRAME, false);
 476     if (owner())
 477             bv->owner()->setLayout(owner()->getLyXText(bv)
 478                                     ->cursor.par()->GetLayout());
 479     else
 480             bv->owner()->setLayout(bv->text->cursor.par()->GetLayout());
 481 }
 482
 483
 484 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 485 {
 486     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 487     if (!inset)
 488         return false;
 489     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 490         lyxerr[Debug::INSETS] << "OK" << endl;
 491         the_locking_inset = inset;
 492         inset_x = cx(bv) - top_x + drawTextXOffset;
 493         inset_y = cy(bv) + drawTextYOffset;
 494         inset_pos = cpos(bv);
 495         inset_par = cpar(bv);
 496         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 497         return true;
 498     } else if (the_locking_inset && (the_locking_inset == inset)) {
 499         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 500             lyxerr[Debug::INSETS] << "OK" << endl;
 501             inset_x = cx(bv) - top_x + drawTextXOffset;
 502             inset_y = cy(bv) + drawTextYOffset;
 503         } else {
 504             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 505         }
 506     } else if (the_locking_inset) {
 507         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 508         return the_locking_inset->LockInsetInInset(bv, inset);
 509     }
 510     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 511     return false;
 512 }
 513
 514
 515 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 516                                    bool lr)
 517 {
 518     if (!the_locking_inset)
 519         return false;
 520     if (the_locking_inset == inset) {
 521         the_locking_inset->InsetUnlock(bv);
 522         TEXT(bv)->UpdateInset(bv, inset);
 523         the_locking_inset = 0;
 524         if (lr)
 525             moveRight(bv, false);
 526         old_par = 0; // force layout setting
 527         UpdateLocal(bv, CURSOR_PAR, false);
 528         return true;
 529     }
 530     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 531 }
 532
 533
 534 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 535 {
 536     if (!the_locking_inset)
 537         return false;
 538     if (the_locking_inset != inset) {
 539         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 540         need_update = CURSOR_PAR;
 541         return the_locking_inset->UpdateInsetInInset(bv, inset);
 542     }
 543 //    UpdateLocal(bv, FULL, false);
 544     if (TEXT(bv)->UpdateInset(bv, inset))
 545         UpdateLocal(bv, CURSOR_PAR, false);
 546     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 547         inset_x = cx(bv) - top_x + drawTextXOffset;
 548         inset_y = cy(bv) + drawTextYOffset;
 549     }
 550     return true;
 551 }
 552
 553
 554 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 555 {
 556     no_selection = false;
 557
 558     int tmp_x = x - drawTextXOffset;
 559     int tmp_y = y + insetAscent;
 560     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 561
 562     HideInsetCursor(bv);
 563     if (the_locking_inset) {
 564         if (the_locking_inset == inset) {
 565             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 566             return;
 567         } else if (inset) {
 568             // otherwise unlock the_locking_inset and lock the new inset
 569             the_locking_inset->InsetUnlock(bv);
 570             inset_x = cx(bv) - top_x + drawTextXOffset;
 571             inset_y = cy(bv) + drawTextYOffset;
 572             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 573             inset->Edit(bv, x - inset_x, y - inset_y, button);
 574             if (the_locking_inset) {
 575                 UpdateLocal(bv, CURSOR_PAR, false);
 576             }
 577             return;
 578         }
 579         // otherwise only unlock the_locking_inset
 580         the_locking_inset->InsetUnlock(bv);
 581         the_locking_inset = 0;
 582     }
 583     if (bv->the_locking_inset) {
 584         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 585             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 586             inset_x = cx(bv) - top_x + drawTextXOffset;
 587             inset_y = cy(bv) + drawTextYOffset;
 588             inset_pos = cpos(bv);
 589             inset_par = cpar(bv);
 590             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 591             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 592             if (the_locking_inset) {
 593                 UpdateLocal(bv, CURSOR_PAR, false);
 594             }
 595             return;
 596         }
 597     }
 598     if (!inset) {
 599         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 600                                            y+TEXT(bv)->first+insetAscent);
 601         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 602         UpdateLocal(bv, CURSOR, false);
 603         bv->owner()->setLayout(cpar(bv)->GetLayout());
 604         old_par = cpar(bv);
 605     }
 606     ShowInsetCursor(bv);
 607 }
 608
 609
 610 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 611 {
 612     UpdatableInset * inset = 0;
 613
 614     if (the_locking_inset) {
 615             the_locking_inset->InsetButtonRelease(bv,
 616                                                   x - inset_x, y - inset_y,
 617                                                   button);
 618     } else {
 619         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 620             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 621             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 622                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 623             } else {
 624                 inset_x = cx(bv) - top_x + drawTextXOffset;
 625                 inset_y = cy(bv) + drawTextYOffset;
 626                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 627                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 628             }
 629             UpdateLocal(bv, CURSOR_PAR, false);
 630         }
 631     }
 632     no_selection = false;
 633 }
 634
 635
 636 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 637 {
 638     if (the_locking_inset) {
 639         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 640                                              y - inset_y,state);
 641         return;
 642     }
 643     if (!no_selection) {
 644         HideInsetCursor(bv);
 645         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 646                                            y+TEXT(bv)->first+insetAscent);
 647         TEXT(bv)->SetSelection();
 648         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 649             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 650             UpdateLocal(bv, SELECTION, false);
 651         ShowInsetCursor(bv);
 652     }
 653     no_selection = false;
 654 }
 655
 656
 657 void InsetText::InsetKeyPress(XKeyEvent * xke)
 658 {
 659     if (the_locking_inset) {
 660         the_locking_inset->InsetKeyPress(xke);
 661         return;
 662     }
 663 }
 664
 665
 666 UpdatableInset::RESULT
 667 InsetText::LocalDispatch(BufferView * bv,
 668                          int action, string const & arg)
 669 {
 670     no_selection = false;
 671     UpdatableInset::RESULT
 672         result= UpdatableInset::LocalDispatch(bv, action, arg);
 673     if (result != UNDISPATCHED) {
 674         return DISPATCHED;
 675     }
 676
 677     result=DISPATCHED;
 678     if ((action < 0) && arg.empty())
 679         return FINISHED;
 680
 681     if (the_locking_inset) {
 682         result = the_locking_inset->LocalDispatch(bv, action, arg);
 683         if (result == DISPATCHED_NOUPDATE)
 684             return result;
 685         else if (result == DISPATCHED) {
 686             UpdateLocal(bv, CURSOR_PAR, false);
 687             return result;
 688         } else if (result == FINISHED) {
 689             switch(action) {
 690             case -1:
 691             case LFUN_RIGHT:
 692                 moveRight(bv, false);
 693                 break;
 694             case LFUN_DOWN:
 695                 moveDown(bv);
 696                 break;
 697             }
 698             the_locking_inset = 0;
 699             return DISPATCHED;
 700         }
 701     }
 702     HideInsetCursor(bv);
 703     switch (action) {
 704         // Normal chars
 705     case -1:
 706         if (bv->buffer()->isReadonly()) {
 707             LyXBell();
 708 //          setErrorMessage(N_("Document is read only"));
 709             break;
 710         }
 711         if (!arg.empty()) {
 712             /* Automatically delete the currently selected
 713              * text and replace it with what is being
 714              * typed in now. Depends on lyxrc settings
 715              * "auto_region_delete", which defaults to
 716              * true (on). */
 717
 718             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 719 #ifndef NEW_INSETS
 720                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 721                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 722 #else
 723                               bv->text->cursor.par()->previous,
 724                               bv->text->cursor.par()->next
 725 #endif
 726                     );
 727             if (lyxrc.auto_region_delete) {
 728                 if (TEXT(bv)->selection){
 729                     TEXT(bv)->CutSelection(bv, false);
 730                 }
 731             }
 732             TEXT(bv)->ClearSelection();
 733             for (string::size_type i = 0; i < arg.length(); ++i) {
 734                 bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 735             }
 736         }
 737         UpdateLocal(bv, CURSOR_PAR, true);
 738         break;
 739         // --- Cursor Movements ---------------------------------------------
 740     case LFUN_RIGHTSEL:
 741         bv->text->FinishUndo();
 742         moveRight(bv, false);
 743         TEXT(bv)->SetSelection();
 744         UpdateLocal(bv, SELECTION, false);
 745         break;
 746     case LFUN_RIGHT:
 747         result = moveRight(bv);
 748         bv->text->FinishUndo();
 749         UpdateLocal(bv, CURSOR, false);
 750         break;
 751     case LFUN_LEFTSEL:
 752         bv->text->FinishUndo();
 753         moveLeft(bv, false);
 754         TEXT(bv)->SetSelection();
 755         UpdateLocal(bv, SELECTION, false);
 756         break;
 757     case LFUN_LEFT:
 758         bv->text->FinishUndo();
 759         result= moveLeft(bv);
 760         UpdateLocal(bv, CURSOR, false);
 761         break;
 762     case LFUN_DOWNSEL:
 763         bv->text->FinishUndo();
 764         moveDown(bv);
 765         TEXT(bv)->SetSelection();
 766         UpdateLocal(bv, SELECTION, false);
 767         break;
 768     case LFUN_DOWN:
 769         bv->text->FinishUndo();
 770         result = moveDown(bv);
 771         UpdateLocal(bv, CURSOR, false);
 772         break;
 773     case LFUN_UPSEL:
 774         bv->text->FinishUndo();
 775         moveUp(bv);
 776         TEXT(bv)->SetSelection();
 777         UpdateLocal(bv, SELECTION, false);
 778         break;
 779     case LFUN_UP:
 780         bv->text->FinishUndo();
 781         result = moveUp(bv);
 782         UpdateLocal(bv, CURSOR, false);
 783         break;
 784     case LFUN_HOME:
 785         bv->text->FinishUndo();
 786         TEXT(bv)->CursorHome(bv);
 787         UpdateLocal(bv, CURSOR, false);
 788         break;
 789     case LFUN_END:
 790         TEXT(bv)->CursorEnd(bv);
 791         UpdateLocal(bv, CURSOR, false);
 792         break;
 793     case LFUN_BACKSPACE:
 794         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 795 #ifndef NEW_INSETS
 796           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 797           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 798 #else
 799           bv->text->cursor.par()->previous,
 800           bv->text->cursor.par()->next
 801 #endif
 802                 );
 803         TEXT(bv)->Backspace(bv);
 804         UpdateLocal(bv, CURSOR_PAR, true);
 805         break;
 806     case LFUN_DELETE:
 807         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 808 #ifndef NEW_INSETS
 809           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 810           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 811 #else
 812           bv->text->cursor.par()->previous,
 813           bv->text->cursor.par()->next
 814 #endif
 815                 );
 816         TEXT(bv)->Delete(bv);
 817         UpdateLocal(bv, CURSOR_PAR, true);
 818         break;
 819     case LFUN_CUT:
 820         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 821 #ifndef NEW_INSETS
 822           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 823           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 824 #else
 825           bv->text->cursor.par()->previous,
 826           bv->text->cursor.par()->next
 827 #endif
 828                 );
 829         TEXT(bv)->CutSelection(bv);
 830         UpdateLocal(bv, CURSOR_PAR, true);
 831         break;
 832     case LFUN_COPY:
 833         bv->text->FinishUndo();
 834         TEXT(bv)->CopySelection(bv);
 835         UpdateLocal(bv, CURSOR_PAR, false);
 836         break;
 837     case LFUN_PASTE:
 838         if (!autoBreakRows) {
 839             CutAndPaste cap;
 840
 841             if (cap.nrOfParagraphs() > 1) {
 842                 WriteAlert(_("Impossible operation"),
 843                            _("Cannot include more than one paragraph!"),
 844                            _("Sorry."));
 845                 break;
 846             }
 847         }
 848         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 849 #ifndef NEW_INSETS
 850           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 851           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 852 #else
 853           bv->text->cursor.par()->previous,
 854           bv->text->cursor.par()->next
 855 #endif
 856                 );
 857         TEXT(bv)->PasteSelection(bv);
 858         UpdateLocal(bv, CURSOR_PAR, true);
 859         break;
 860     case LFUN_BREAKPARAGRAPH:
 861         if (!autoBreakRows)
 862             return DISPATCHED;
 863         TEXT(bv)->BreakParagraph(bv, 0);
 864         UpdateLocal(bv, FULL, true);
 865         break;
 866     case LFUN_BREAKLINE:
 867         if (!autoBreakRows)
 868             return DISPATCHED;
 869         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 870 #ifndef NEW_INSETS
 871             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 872             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 873 #else
 874             bv->text->cursor.par()->previous,
 875             bv->text->cursor.par()->next
 876 #endif
 877                 );
 878         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
 879         UpdateLocal(bv, CURSOR_PAR, true);
 880         break;
 881     case LFUN_LAYOUT:
 882     {
 883       static LyXTextClass::size_type cur_layout = cpar(bv)->layout;
 884
 885         // Derive layout number from given argument (string)
 886         // and current buffer's textclass (number). */
 887         LyXTextClassList::ClassList::size_type tclass =
 888             bv->buffer()->params.textclass;
 889         std::pair <bool, LyXTextClass::size_type> layout =
 890             textclasslist.NumberOfLayout(tclass, arg);
 891
 892         // If the entry is obsolete, use the new one instead.
 893         if (layout.first) {
 894             string obs = textclasslist.Style(tclass,layout.second).
 895                 obsoleted_by();
 896             if (!obs.empty())
 897                 layout = textclasslist.NumberOfLayout(tclass, obs);
 898         }
 899
 900         // see if we found the layout number:
 901         if (!layout.first) {
 902             string msg = string(N_("Layout ")) + arg + N_(" not known");
 903
 904             bv->owner()->getMiniBuffer()->Set(msg);
 905             break;
 906         }
 907
 908         if (cur_layout != layout.second) {
 909             cur_layout = layout.second;
 910             TEXT(bv)->SetLayout(bv, layout.second);
 911             bv->owner()->setLayout(cpar(bv)->GetLayout());
 912             UpdateLocal(bv, CURSOR_PAR, true);
 913         }
 914     }
 915     break;
 916     case LFUN_PARAGRAPH_SPACING:
 917             // This one is absolutely not working. When fiddling with this
 918             // it also seems to me that the paragraphs inside the insettext
 919             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
 920     {
 921             LyXParagraph * par = TEXT(bv)->cursor.par();
 922             Spacing::Space cur_spacing = par->spacing.getSpace();
 923             float cur_value = 1.0;
 924             if (cur_spacing == Spacing::Other) {
 925                     cur_value = par->spacing.getValue();
 926             }
 927
 928             std::istringstream istr(arg.c_str());
 929             string tmp;
 930             istr >> tmp;
 931             Spacing::Space new_spacing = cur_spacing;
 932             float new_value = cur_value;
 933             if (tmp.empty()) {
 934                     lyxerr << "Missing argument to `paragraph-spacing'"
 935                            << endl;
 936             } else if (tmp == "single") {
 937                     new_spacing = Spacing::Single;
 938             } else if (tmp == "onehalf") {
 939                     new_spacing = Spacing::Onehalf;
 940             } else if (tmp == "double") {
 941                     new_spacing = Spacing::Double;
 942             } else if (tmp == "other") {
 943                     new_spacing = Spacing::Other;
 944                     float tmpval = 0.0;
 945                     istr >> tmpval;
 946                     lyxerr << "new_value = " << tmpval << endl;
 947                     if (tmpval != 0.0)
 948                             new_value = tmpval;
 949             } else if (tmp == "default") {
 950                     new_spacing = Spacing::Default;
 951             } else {
 952                     lyxerr << _("Unknown spacing argument: ")
 953                            << arg << endl;
 954             }
 955             if (cur_spacing != new_spacing || cur_value != new_value) {
 956                     par->spacing.set(new_spacing, new_value);
 957                     //TEXT(bv)->RedoParagraph(owner->view());
 958                     UpdateLocal(bv, CURSOR_PAR, true);
 959                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 960             }
 961     }
 962     break;
 963
 964     default:
 965         result = UNDISPATCHED;
 966         break;
 967     }
 968     if (result != FINISHED) {
 969         ShowInsetCursor(bv);
 970     } else
 971         bv->unlockInset(this);
 972     return result;
 973 }
 974
 975
 976 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
 977 {
 978     TexRow texrow;
 979     buf->latexParagraphs(os, par, 0, texrow);
 980     return texrow.rows();
 981 }
 982
 983
 984 void InsetText::Validate(LaTeXFeatures & features) const
 985 {
 986     LyXParagraph * p = par;
 987     while(p) {
 988         p->validate(features);
 989         p = p->next;
 990     }
 991 }
 992
 993
 994 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
 995 {
 996     if (textclasslist.Style(buf->params.textclass,
 997                             p->GetLayout()).labeltype != LABEL_MANUAL)
 998         return 0;
 999     else
1000         return p->BeginningOfMainBody();
1001 }
1002
1003
1004 void InsetText::GetCursorPos(BufferView * bv, int & x, int & y) const
1005 {
1006     x = cx(bv);
1007     y = cy(bv);
1008 }
1009
1010
1011 int InsetText::InsetInInsetY()
1012 {
1013     if (!the_locking_inset)
1014         return 0;
1015
1016     return (inset_y + the_locking_inset->InsetInInsetY());
1017 }
1018
1019
1020 void InsetText::ToggleInsetCursor(BufferView * bv)
1021 {
1022     if (the_locking_inset) {
1023         the_locking_inset->ToggleInsetCursor(bv);
1024         return;
1025     }
1026
1027     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1028
1029     int asc = lyxfont::maxAscent(font);
1030     int desc = lyxfont::maxDescent(font);
1031
1032     if (cursor_visible)
1033         bv->hideLockedInsetCursor();
1034     else
1035         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1036     cursor_visible = !cursor_visible;
1037 }
1038
1039
1040 void InsetText::ShowInsetCursor(BufferView * bv)
1041 {
1042     if (the_locking_inset) {
1043         the_locking_inset->ShowInsetCursor(bv);
1044         return;
1045     }
1046     if (!cursor_visible) {
1047         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1048
1049         int asc = lyxfont::maxAscent(font);
1050         int desc = lyxfont::maxDescent(font);
1051
1052         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1053         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1054         cursor_visible = true;
1055     }
1056 }
1057
1058
1059 void InsetText::HideInsetCursor(BufferView * bv)
1060 {
1061     if (cursor_visible) {
1062         bv->hideLockedInsetCursor();
1063         cursor_visible = false;
1064     }
1065     if (the_locking_inset)
1066         the_locking_inset->HideInsetCursor(bv);
1067 }
1068
1069
1070 UpdatableInset::RESULT
1071 InsetText::moveRight(BufferView * bv, bool activate_inset)
1072 {
1073     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1074         return FINISHED;
1075     if (activate_inset && checkAndActivateInset(bv, false))
1076         return DISPATCHED;
1077     TEXT(bv)->CursorRight(bv);
1078     return DISPATCHED_NOUPDATE;
1079 }
1080
1081
1082 UpdatableInset::RESULT
1083 InsetText::moveLeft(BufferView * bv, bool activate_inset)
1084 {
1085     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1086         return FINISHED;
1087     TEXT(bv)->CursorLeft(bv);
1088     if (activate_inset && checkAndActivateInset(bv, true))
1089         return DISPATCHED;
1090     return DISPATCHED_NOUPDATE;
1091 }
1092
1093
1094 UpdatableInset::RESULT
1095 InsetText::moveUp(BufferView * bv)
1096 {
1097     if (!crow(bv)->previous())
1098         return FINISHED;
1099     TEXT(bv)->CursorUp(bv);
1100     return DISPATCHED_NOUPDATE;
1101 }
1102
1103
1104 UpdatableInset::RESULT
1105 InsetText::moveDown(BufferView * bv)
1106 {
1107     if (!crow(bv)->next())
1108         return FINISHED;
1109     TEXT(bv)->CursorDown(bv);
1110     return DISPATCHED_NOUPDATE;
1111 }
1112
1113
1114 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1115 {
1116     if (the_locking_inset) {
1117         if (the_locking_inset->InsertInsetAllowed(inset))
1118             return the_locking_inset->InsertInset(bv, inset);
1119         return false;
1120     }
1121     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1122 #ifndef NEW_INSETS
1123               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1124               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1125 #else
1126               bv->text->cursor.par()->previous,
1127               bv->text->cursor.par()->next
1128 #endif
1129             );
1130     if (inset->Editable() == Inset::IS_EDITABLE) {
1131         UpdatableInset * i = static_cast<UpdatableInset *>(inset);
1132         i->setOwner(static_cast<UpdatableInset *>(this));
1133     }
1134     TEXT(bv)->InsertInset(bv, inset);
1135     TEXT(bv)->selection = 0;
1136     UpdateLocal(bv, CURSOR_PAR, true);
1137     static_cast<UpdatableInset*>(inset)->Edit(bv, 0, 0, 0);
1138     return true;
1139 }
1140
1141
1142 UpdatableInset * InsetText::GetLockingInset()
1143 {
1144     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1145 }
1146
1147
1148 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1149 {
1150     if (c == LyxCode())
1151         return this;
1152     if (the_locking_inset)
1153         return the_locking_inset->GetFirstLockingInsetOfType(c);
1154     return 0;
1155 }
1156
1157
1158 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1159 {
1160     TEXT(bv)->SetFont(bv, font, toggleall);
1161 }
1162
1163
1164 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1165 {
1166     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1167         int x, y;
1168         Inset * inset =
1169             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1170         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1171             return false;
1172         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1173         if (behind) {
1174             x = inset->width(bv, font);
1175             y = inset->descent(bv, font);
1176         } else {
1177             x = y = 0;
1178         }
1179         inset_x = cx(bv) - top_x + drawTextXOffset;
1180         inset_y = cy(bv) + drawTextYOffset;
1181         inset->Edit(bv, x-inset_x, y-inset_y, 0);
1182         if (!the_locking_inset)
1183             return false;
1184         UpdateLocal(bv, CURSOR_PAR, false);
1185         return true;
1186     }
1187     return false;
1188 }
1189
1190
1191 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1192                                       int button)
1193 {
1194     int tmp_x = x - drawTextXOffset;
1195     int tmp_y = y + insetAscent;
1196     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
1197
1198     if (inset) {
1199         if (x < 0)
1200             x = insetWidth;
1201         if (y < 0)
1202             y = insetDescent;
1203         inset_x = cx(bv) - top_x + drawTextXOffset;
1204         inset_y = cy(bv) + drawTextYOffset;
1205         inset->Edit(bv, x - inset_x, y - inset_y, button);
1206         if (!the_locking_inset)
1207             return false;
1208         UpdateLocal(bv, CURSOR_PAR, false);
1209         return true;
1210     }
1211     return false;
1212 }
1213
1214
1215 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1216 {
1217     int w = UpdatableInset::getMaxWidth(pain, inset);
1218     if (w < 0) {
1219         return w;
1220     }
1221     if (owner()) {
1222         w = w - top_x + owner()->x();
1223         return w;
1224     }
1225     w -= (2 * TEXT_TO_INSET_OFFSET);
1226     return w - top_x;
1227 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1228 }
1229
1230
1231 void InsetText::SetParagraphData(LyXParagraph *p)
1232 {
1233     LyXParagraph * np;
1234
1235     if (par) {
1236         np = par->next;
1237         delete par;
1238         while(np) {
1239             par = np;
1240             np = np->next;
1241             delete par;
1242         }
1243     }
1244     par = p->Clone();
1245     par->SetInsetOwner(this);
1246     np = par;
1247     while(p->next) {
1248         p = p->next;
1249         np->next = p->Clone();
1250         np->next->previous = np;
1251         np = np->next;
1252         np->SetInsetOwner(this);
1253     }
1254     need_update = INIT;
1255 }
1256
1257
1258 void InsetText::SetAutoBreakRows(bool flag)
1259 {
1260     if (flag != autoBreakRows) {
1261         autoBreakRows = flag;
1262         need_update = FULL;
1263         if (!flag)
1264             removeNewlines();
1265     }
1266 }
1267
1268
1269 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1270 {
1271     if (how != drawFrame) {
1272         drawFrame = how;
1273         if (bv)
1274             UpdateLocal(bv, DRAW_FRAME, false);
1275     }
1276 }
1277
1278
1279 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1280 {
1281     if (frame_color != col) {
1282         frame_color = col;
1283         if (bv)
1284             UpdateLocal(bv, DRAW_FRAME, false);
1285     }
1286 }
1287
1288 #if 0
1289 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1290 {
1291     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1292 }
1293 #endif
1294
1295 int InsetText::cx(BufferView * bv) const
1296 {
1297     return TEXT(bv)->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1298 }
1299
1300
1301 int InsetText::cy(BufferView * bv) const
1302 {
1303     LyXFont font;
1304     return TEXT(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
1305 }
1306
1307
1308 int InsetText::cpos(BufferView * bv) const
1309 {
1310     return TEXT(bv)->cursor.pos();
1311 }
1312
1313
1314 LyXParagraph * InsetText::cpar(BufferView * bv) const
1315 {
1316     return TEXT(bv)->cursor.par();
1317 }
1318
1319
1320 Row * InsetText::crow(BufferView * bv) const
1321 {
1322     return TEXT(bv)->cursor.row();
1323 }
1324
1325
1326 LyXText * InsetText::getLyXText(BufferView * bv) const
1327 {
1328     if (cache.find(bv) != cache.end())
1329         return cache[bv];
1330     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1331     lt->init(bv);
1332     cache[bv] = lt;
1333     if (the_locking_inset) {
1334         lt->SetCursor(bv, inset_par, inset_pos);
1335     }
1336     return lt;
1337 }
1338
1339
1340 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1341 {
1342     cache.erase(bv);
1343     if (recursive) {
1344         /// then remove all LyXText in text-insets
1345         LyXParagraph * p = par;
1346         for(;p;p = p->next) {
1347             p->deleteInsetsLyXText(bv);
1348         }
1349     }
1350 }
1351
1352
1353 void InsetText::resizeLyXText(BufferView * bv) const
1354 {
1355     if (!par->next && !par->size()) // resize not neccessary!
1356         return;
1357     if (cache.find(bv) == cache.end())
1358         return;
1359
1360     LyXParagraph * lpar = 0;
1361     LyXParagraph * selstartpar = 0;
1362     LyXParagraph * selendpar = 0;
1363     int pos = 0;
1364     int selstartpos = 0;
1365     int selendpos = 0;
1366     int selection = 0;
1367     int mark_set = 0;
1368
1369 //    ProhibitInput(bv);
1370
1371     lpar = TEXT(bv)->cursor.par();
1372     pos = TEXT(bv)->cursor.pos();
1373     selstartpar = TEXT(bv)->sel_start_cursor.par();
1374     selstartpos = TEXT(bv)->sel_start_cursor.pos();
1375     selendpar = TEXT(bv)->sel_end_cursor.par();
1376     selendpos = TEXT(bv)->sel_end_cursor.pos();
1377     selection = TEXT(bv)->selection;
1378     mark_set = TEXT(bv)->mark_set;
1379     deleteLyXText(bv, (the_locking_inset == 0));
1380
1381     if (lpar) {
1382         TEXT(bv)->selection = true;
1383         /* at this point just to avoid the Delete-Empty-Paragraph
1384          * Mechanism when setting the cursor */
1385         TEXT(bv)->mark_set = mark_set;
1386         if (selection) {
1387             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos);
1388             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1389             TEXT(bv)->SetCursor(bv, selendpar, selendpos);
1390             TEXT(bv)->SetSelection();
1391             TEXT(bv)->SetCursor(bv, lpar, pos);
1392         } else {
1393             TEXT(bv)->SetCursor(bv, lpar, pos);
1394             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1395             TEXT(bv)->selection = false;
1396         }
1397     }
1398     if (bv->screen())
1399             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1400     // this will scroll the screen such that the cursor becomes visible
1401     bv->updateScrollbar();
1402 //    AllowInput(bv);
1403     if (the_locking_inset) {
1404         /// then resize all LyXText in text-insets
1405         inset_x = cx(bv) - top_x + drawTextXOffset;
1406         inset_y = cy(bv) + drawTextYOffset;
1407         for(LyXParagraph * p = par; p; p = p->next) {
1408             p->resizeInsetsLyXText(bv);
1409         }
1410     }
1411     need_update = FULL;
1412 }
1413
1414
1415 void InsetText::removeNewlines()
1416 {
1417     for(LyXParagraph * p = par; p; p = p->next) {
1418         for(int i = 0; i < p->Last(); ++i) {
1419             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1420                 p->Erase(i);
1421         }
1422     }
1423 }