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  *           @author: Jürgen Vigna
  10  *
  11  * ======================================================
  12  */
  13
  14 #include <config.h>
  15
  16 #include <fstream>
  17 #include <algorithm>
  18
  19 #include <cstdlib>
  20
  21 #ifdef __GNUG__
  22 #pragma implementation
  23 #endif
  24
  25 #include "insettext.h"
  26 #include "lyxparagraph.h"
  27 #include "lyxlex.h"
  28 #include "debug.h"
  29 #include "lyxfont.h"
  30 #include "commandtags.h"
  31 #include "buffer.h"
  32 #include "LyXView.h"
  33 #include "BufferView.h"
  34 #include "layout.h"
  35 #include "LaTeXFeatures.h"
  36 #include "Painter.h"
  37 #include "lyx_gui_misc.h"
  38 #include "lyxtext.h"
  39 #include "lyxcursor.h"
  40 #include "CutAndPaste.h"
  41 #include "font.h"
  42 #include "minibuffer.h"
  43 #include "LColor.h"
  44 #include "support/textutils.h"
  45 #include "support/LAssert.h"
  46 #include "lyxrow.h"
  47 #include "lyxrc.h"
  48 #include "intl.h"
  49 #include "trans_mgr.h"
  50 #include "lyxscreen.h"
  51
  52 using std::ostream;
  53 using std::ifstream;
  54 using std::endl;
  55 using std::min;
  56 using std::max;
  57
  58 extern unsigned char getCurrentTextClass(Buffer *);
  59
  60 InsetText::InsetText()
  61 {
  62     par = new LyXParagraph();
  63     init();
  64 }
  65
  66
  67 InsetText::InsetText(InsetText const & ins)
  68         : UpdatableInset()
  69 {
  70     par = 0;
  71     init(&ins);
  72     autoBreakRows = ins.autoBreakRows;
  73 }
  74
  75
  76 InsetText & InsetText::operator=(InsetText const & it)
  77 {
  78     init(&it);
  79     autoBreakRows = it.autoBreakRows;
  80     return * this;
  81 }
  82
  83 void InsetText::init(InsetText const * ins)
  84 {
  85     top_y = last_width = last_height = 0;
  86     insetAscent = insetDescent = insetWidth = 0;
  87     the_locking_inset = 0;
  88     cursor_visible = false;
  89     interline_space = 1;
  90     no_selection = false;
  91     need_update = INIT;
  92     drawTextXOffset = drawTextYOffset = 0;
  93     autoBreakRows = false;
  94     drawFrame = NEVER;
  95     xpos = 0.0;
  96     if (ins) {
  97         SetParagraphData(ins->par);
  98         autoBreakRows = ins->autoBreakRows;
  99         drawFrame = ins->drawFrame;
 100     }
 101     par->SetInsetOwner(this);
 102     frame_color = LColor::insetframe;
 103     locked = false;
 104     old_par = 0;
 105 }
 106
 107
 108 InsetText::~InsetText()
 109 {
 110     LyXParagraph * p = par->next;
 111     delete par;
 112     while(p) {
 113         par = p;
 114         p = p->next;
 115         delete par;
 116     }
 117 }
 118
 119
 120 void InsetText::clear()
 121 {
 122     LyXParagraph * p = par->next;
 123     delete par;
 124     while(p) {
 125         par = p;
 126         p = p->next;
 127         delete par;
 128     }
 129     par = new LyXParagraph();
 130 }
 131
 132
 133 Inset * InsetText::Clone() const
 134 {
 135     InsetText * t = new InsetText(*this);
 136     return t;
 137 }
 138
 139
 140 void InsetText::Write(Buffer const * buf, ostream & os) const
 141 {
 142     os << "Text\n";
 143     WriteParagraphData(buf, os);
 144 }
 145
 146
 147 void InsetText::WriteParagraphData(Buffer const * buf, ostream & os) const
 148 {
 149     par->writeFile(buf, os, buf->params, 0, 0);
 150 }
 151
 152
 153 void InsetText::Read(Buffer const * buf, LyXLex & lex)
 154 {
 155     string token;
 156     int pos = 0;
 157     LyXParagraph * return_par = 0;
 158     char depth = 0; // signed or unsigned?
 159 #ifndef NEW_INSETS
 160     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 161     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 162 #endif
 163     LyXFont font(LyXFont::ALL_INHERIT);
 164
 165     LyXParagraph * p = par->next;
 166     delete par;
 167     while(p) {
 168         par = p;
 169         p = p->next;
 170         delete par;
 171     }
 172     par = new LyXParagraph;
 173     while (lex.IsOK()) {
 174         lex.nextToken();
 175         token = lex.GetString();
 176         if (token.empty())
 177             continue;
 178         if (token == "\\end_inset")
 179             break;
 180         if (const_cast<Buffer*>(buf)->
 181             parseSingleLyXformat2Token(lex, par, return_par,token, pos, depth,
 182                                        font
 183 #ifndef NEW_INSETS
 184                                        , footnoteflag, footnotekind
 185 #endif
 186                                        ))
 187         {
 188             // the_end read this should NEVER happen
 189             lex.printError("\\the_end read in inset! Error in document!");
 190             return;
 191         }
 192     }
 193     if (!return_par)
 194             return_par = par;
 195     par = return_par;
 196     while(return_par) {
 197         return_par->SetInsetOwner(this);
 198         return_par = return_par->next;
 199     }
 200
 201     if (token != "\\end_inset") {
 202         lex.printError("Missing \\end_inset at this point. "
 203                        "Read: `$$Token'");
 204     }
 205     need_update = INIT;
 206 }
 207
 208
 209 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 210 {
 211     long int y_temp = 0;
 212     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 213     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 214     return insetAscent;
 215 }
 216
 217
 218 int InsetText::descent(BufferView * bv, LyXFont const &) const
 219 {
 220     long int y_temp = 0;
 221     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 222     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 223         TEXT_TO_INSET_OFFSET;
 224     return insetDescent;
 225 }
 226
 227
 228 int InsetText::width(BufferView * bv, LyXFont const &) const
 229 {
 230     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 231     return insetWidth;
 232 }
 233
 234
 235 int InsetText::textWidth(Painter & pain) const
 236 {
 237     int w = getMaxWidth(pain, this);
 238     return w;
 239 }
 240
 241
 242 void InsetText::draw(BufferView * bv, LyXFont const & f,
 243                      int baseline, float & x, bool cleared) const
 244 {
 245     Painter & pain = bv->painter();
 246
 247     // no draw is necessary !!!
 248     if ((drawFrame == LOCKED) && !locked && !par->size()) {
 249         if (!cleared && (need_update == CLEAR_FRAME)) {
 250             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 251                            width(bv, f) - 1,
 252                            insetAscent + insetDescent - 1,
 253                            LColor::background);
 254         }
 255         top_x = int(x);
 256         top_baseline = baseline;
 257         x += width(bv, f);
 258         need_update = NONE;
 259         return;
 260     }
 261
 262     xpos = x;
 263     UpdatableInset::draw(bv, f, baseline, x, cleared);
 264
 265     if (!cleared && ((need_update==FULL) || (top_x!=int(x)) ||
 266                      (top_baseline!=baseline))) {
 267         int w =  insetWidth;
 268         int h = insetAscent + insetDescent;
 269         int ty = baseline - insetAscent;
 270
 271         if (ty < 0) {
 272             h += ty;
 273             ty = 0;
 274         }
 275         if ((ty + h) > pain.paperHeight())
 276             h = pain.paperHeight();
 277         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 278             w = pain.paperWidth();
 279         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 280         cleared = true;
 281         need_update = FULL;
 282     }
 283     if (!cleared && (need_update == NONE))
 284         return;
 285
 286     if (top_x != int(x)) {
 287         need_update = INIT;
 288         top_x = int(x);
 289         bv->text->status = LyXText::CHANGED_IN_DRAW;
 290         return;
 291     }
 292
 293     top_baseline = baseline;
 294     top_y = baseline - ascent(bv, f);
 295     last_width = width(bv, f);
 296     last_height = ascent(bv, f) + descent(bv, f);
 297
 298     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 299         inset_x = cx(bv) - top_x + drawTextXOffset;
 300         inset_y = cy(bv) + drawTextYOffset;
 301     }
 302     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 303         x += width(bv, f);
 304         need_update = NONE;
 305         return;
 306     }
 307     x += TEXT_TO_INSET_OFFSET;
 308     long int y = 0;
 309     Row * row = TEXT(bv)->GetRowNearY(y);
 310     y += baseline - row->ascent_of_text();
 311     if (cleared || !locked || (need_update == FULL)) {
 312         while (row != 0) {
 313             TEXT(bv)->GetVisibleRow(bv, y, int(x), row, y, cleared);
 314             y += row->height();
 315             row = row->next();
 316         }
 317     } else if (need_update == SELECTION) {
 318         bv->screen()->ToggleToggle(TEXT(bv), y, int(x));
 319     } else {
 320         locked = false;
 321         if (need_update == CURSOR) {
 322             bv->screen()->ToggleSelection(TEXT(bv), true, y, int(x));
 323             TEXT(bv)->ClearSelection();
 324             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 325         }
 326         bv->screen()->Update(TEXT(bv), y, int(x));
 327         locked = true;
 328     }
 329     TEXT(bv)->refresh_y = 0;
 330     TEXT(bv)->status = LyXText::UNCHANGED;
 331     if ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)) {
 332             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 333                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 334                            frame_color);
 335     } else if (need_update == CLEAR_FRAME) {
 336             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 337                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 338                            LColor::background);
 339     }
 340     x += width(bv, f) - TEXT_TO_INSET_OFFSET;
 341     if (bv->text->status==LyXText::CHANGED_IN_DRAW)
 342         need_update = INIT;
 343     else if (need_update != INIT)
 344         need_update = NONE;
 345 }
 346
 347
 348 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 349 {
 350     if (reinit) {  // && (need_update != CURSOR)) {
 351         need_update = INIT;
 352         resizeLyXText(bv);
 353         if (owner())
 354             owner()->update(bv, font, true);
 355         return;
 356     }
 357     if (the_locking_inset) {
 358         inset_x = cx(bv) - top_x + drawTextXOffset;
 359         inset_y = cy(bv) + drawTextYOffset;
 360         the_locking_inset->update(bv, font, reinit);
 361     }
 362     if (need_update == INIT) {
 363         resizeLyXText(bv);
 364         need_update = FULL;
 365 //      if (!owner() && bv->text)
 366 //          bv->text->UpdateInset(bv, this);
 367     }
 368     int oldw = insetWidth;
 369 #if 1
 370     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 371     // max(textWidth(bv->painter()),
 372     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 373     // (2 * TEXT_TO_INSET_OFFSET);
 374 #else
 375     insetWidth = textWidth(bv->painter());
 376     if (insetWidth < 0)
 377             insetWidth = static_cast<int>(TEXT(bv)->width);
 378 #endif
 379     if (oldw != insetWidth) {
 380 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 381 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 382         resizeLyXText(bv);
 383         need_update = FULL;
 384 #if 0
 385         if (owner()) {
 386             owner()->update(bv, font, reinit);
 387             return;
 388         } else {
 389             update(bv, font, reinit);
 390         }
 391 #else
 392 #if 1
 393         update(bv, font, reinit);
 394 #else
 395         UpdateLocal(bv, INIT, false);
 396 #endif
 397 #endif
 398         return;
 399     }
 400     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 401         the_locking_inset)
 402     {
 403         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 404     }
 405
 406     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 407         need_update = FULL;
 408
 409     long int y_temp = 0;
 410     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 411     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 412     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 413         TEXT_TO_INSET_OFFSET;
 414 }
 415
 416
 417 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 418 {
 419     TEXT(bv)->FullRebreak(bv);
 420     if (need_update != INIT) {
 421         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 422             need_update = FULL;
 423         else if (!the_locking_inset || (what != CURSOR))
 424             need_update = what;
 425     }
 426     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 427         TEXT(bv)->selection)
 428             bv->updateInset(this, mark_dirty);
 429     bv->owner()->showState();
 430     if (old_par != cpar(bv)) {
 431             bv->owner()->setLayout(cpar(bv)->GetLayout());
 432             old_par = cpar(bv);
 433     }
 434 }
 435
 436
 437 char const * InsetText::EditMessage() const
 438 {
 439     return _("Opened Text Inset");
 440 }
 441
 442
 443 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 444 {
 445 //    par->SetInsetOwner(this);
 446     UpdatableInset::Edit(bv, x, y, button);
 447
 448     if (!bv->lockInset(this)) {
 449         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 450         return;
 451     }
 452     locked = true;
 453     the_locking_inset = 0;
 454     inset_pos = inset_x = inset_y = 0;
 455     inset_par = 0;
 456     old_par = 0;
 457     if (!checkAndActivateInset(bv, x, y, button))
 458         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 459                                            y+TEXT(bv)->first+insetAscent);
 460     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 461     bv->text->FinishUndo();
 462     UpdateLocal(bv, FULL, false);
 463 }
 464
 465
 466 void InsetText::InsetUnlock(BufferView * bv)
 467 {
 468     if (the_locking_inset) {
 469         the_locking_inset->InsetUnlock(bv);
 470         the_locking_inset = 0;
 471     }
 472     HideInsetCursor(bv);
 473     no_selection = false;
 474     locked = false;
 475     TEXT(bv)->selection = 0;
 476     UpdateLocal(bv, CLEAR_FRAME, false);
 477     if (owner())
 478             bv->owner()->setLayout(owner()->getLyXText(bv)
 479                                     ->cursor.par()->GetLayout());
 480     else
 481             bv->owner()->setLayout(bv->text->cursor.par()->GetLayout());
 482 }
 483
 484
 485 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 486 {
 487     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 488     if (!inset)
 489         return false;
 490     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 491         lyxerr[Debug::INSETS] << "OK" << endl;
 492         the_locking_inset = inset;
 493         inset_x = cx(bv) - top_x + drawTextXOffset;
 494         inset_y = cy(bv) + drawTextYOffset;
 495         inset_pos = cpos(bv);
 496         inset_par = cpar(bv);
 497         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 498         return true;
 499     } else if (the_locking_inset && (the_locking_inset == inset)) {
 500         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 501             lyxerr[Debug::INSETS] << "OK" << endl;
 502             inset_x = cx(bv) - top_x + drawTextXOffset;
 503             inset_y = cy(bv) + drawTextYOffset;
 504         } else {
 505             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 506         }
 507     } else if (the_locking_inset) {
 508         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 509         return the_locking_inset->LockInsetInInset(bv, inset);
 510     }
 511     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 512     return false;
 513 }
 514
 515
 516 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 517                                    bool lr)
 518 {
 519     if (!the_locking_inset)
 520         return false;
 521     if (the_locking_inset == inset) {
 522         the_locking_inset->InsetUnlock(bv);
 523         TEXT(bv)->UpdateInset(bv, inset);
 524         the_locking_inset = 0;
 525         if (lr)
 526             moveRight(bv, false);
 527         old_par = 0; // force layout setting
 528         UpdateLocal(bv, CURSOR_PAR, false);
 529         return true;
 530     }
 531     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 532 }
 533
 534
 535 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 536 {
 537     if (!the_locking_inset)
 538         return false;
 539     if (the_locking_inset != inset) {
 540         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 541         need_update = CURSOR_PAR;
 542         return the_locking_inset->UpdateInsetInInset(bv, inset);
 543     }
 544 //    UpdateLocal(bv, FULL, false);
 545     if (TEXT(bv)->UpdateInset(bv, inset))
 546         UpdateLocal(bv, CURSOR_PAR, false);
 547     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 548         inset_x = cx(bv) - top_x + drawTextXOffset;
 549         inset_y = cy(bv) + drawTextYOffset;
 550     }
 551     return true;
 552 }
 553
 554
 555 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 556 {
 557     no_selection = false;
 558
 559     int tmp_x = x - drawTextXOffset;
 560     int tmp_y = y + insetAscent;
 561     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 562
 563     HideInsetCursor(bv);
 564     if (the_locking_inset) {
 565         if (the_locking_inset == inset) {
 566             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 567             return;
 568         } else if (inset) {
 569             // otherwise unlock the_locking_inset and lock the new inset
 570             the_locking_inset->InsetUnlock(bv);
 571             inset_x = cx(bv) - top_x + drawTextXOffset;
 572             inset_y = cy(bv) + drawTextYOffset;
 573             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 574             inset->Edit(bv, x - inset_x, y - inset_y, button);
 575             if (the_locking_inset) {
 576                 UpdateLocal(bv, CURSOR_PAR, false);
 577             }
 578             return;
 579         }
 580         // otherwise only unlock the_locking_inset
 581         the_locking_inset->InsetUnlock(bv);
 582         the_locking_inset = 0;
 583     }
 584     if (bv->the_locking_inset) {
 585         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 586             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 587             inset_x = cx(bv) - top_x + drawTextXOffset;
 588             inset_y = cy(bv) + drawTextYOffset;
 589             inset_pos = cpos(bv);
 590             inset_par = cpar(bv);
 591             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 592             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 593             if (the_locking_inset) {
 594                 UpdateLocal(bv, CURSOR_PAR, false);
 595             }
 596             return;
 597         }
 598     }
 599     if (!inset) {
 600         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 601                                            y+TEXT(bv)->first+insetAscent);
 602         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 603         UpdateLocal(bv, CURSOR, false);
 604         bv->owner()->setLayout(cpar(bv)->GetLayout());
 605         old_par = cpar(bv);
 606     }
 607     ShowInsetCursor(bv);
 608 }
 609
 610
 611 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 612 {
 613     UpdatableInset * inset = 0;
 614
 615     if (the_locking_inset) {
 616             the_locking_inset->InsetButtonRelease(bv,
 617                                                   x - inset_x, y - inset_y,
 618                                                   button);
 619     } else {
 620         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 621             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 622             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 623                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 624             } else {
 625                 inset_x = cx(bv) - top_x + drawTextXOffset;
 626                 inset_y = cy(bv) + drawTextYOffset;
 627                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 628                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 629             }
 630             UpdateLocal(bv, CURSOR_PAR, false);
 631         }
 632     }
 633     no_selection = false;
 634 }
 635
 636
 637 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 638 {
 639     if (the_locking_inset) {
 640         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 641                                              y - inset_y,state);
 642         return;
 643     }
 644     if (!no_selection) {
 645         HideInsetCursor(bv);
 646         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 647                                            y+TEXT(bv)->first+insetAscent);
 648         TEXT(bv)->SetSelection();
 649         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 650             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 651             UpdateLocal(bv, SELECTION, false);
 652         ShowInsetCursor(bv);
 653     }
 654     no_selection = false;
 655 }
 656
 657
 658 void InsetText::InsetKeyPress(XKeyEvent * xke)
 659 {
 660     if (the_locking_inset) {
 661         the_locking_inset->InsetKeyPress(xke);
 662         return;
 663     }
 664 }
 665
 666
 667 UpdatableInset::RESULT
 668 InsetText::LocalDispatch(BufferView * bv,
 669                          int action, string const & arg)
 670 {
 671     no_selection = false;
 672     UpdatableInset::RESULT
 673         result= UpdatableInset::LocalDispatch(bv, action, arg);
 674     if (result != UNDISPATCHED) {
 675         return DISPATCHED;
 676     }
 677
 678     result=DISPATCHED;
 679     if ((action < 0) && arg.empty())
 680         return FINISHED;
 681
 682     if (the_locking_inset) {
 683         result = the_locking_inset->LocalDispatch(bv, action, arg);
 684         if (result == DISPATCHED_NOUPDATE)
 685             return result;
 686         else if (result == DISPATCHED) {
 687             UpdateLocal(bv, CURSOR_PAR, false);
 688             return result;
 689         } else if (result == FINISHED) {
 690             switch(action) {
 691             case -1:
 692             case LFUN_RIGHT:
 693                 moveRight(bv, false);
 694                 break;
 695             case LFUN_DOWN:
 696                 moveDown(bv);
 697                 break;
 698             }
 699             the_locking_inset = 0;
 700             return DISPATCHED;
 701         }
 702     }
 703     HideInsetCursor(bv);
 704     switch (action) {
 705         // Normal chars
 706     case -1:
 707         if (bv->buffer()->isReadonly()) {
 708             LyXBell();
 709 //          setErrorMessage(N_("Document is read only"));
 710             break;
 711         }
 712         if (!arg.empty()) {
 713             /* Automatically delete the currently selected
 714              * text and replace it with what is being
 715              * typed in now. Depends on lyxrc settings
 716              * "auto_region_delete", which defaults to
 717              * true (on). */
 718
 719             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 720 #ifndef NEW_INSETS
 721                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 722                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 723 #else
 724                               bv->text->cursor.par()->previous,
 725                               bv->text->cursor.par()->next
 726 #endif
 727                     );
 728             if (lyxrc.auto_region_delete) {
 729                 if (TEXT(bv)->selection){
 730                     TEXT(bv)->CutSelection(bv, false);
 731                 }
 732             }
 733             TEXT(bv)->ClearSelection();
 734             for (string::size_type i = 0; i < arg.length(); ++i) {
 735                 bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 736             }
 737         }
 738         UpdateLocal(bv, CURSOR_PAR, true);
 739         break;
 740         // --- Cursor Movements ---------------------------------------------
 741     case LFUN_RIGHTSEL:
 742         bv->text->FinishUndo();
 743         moveRight(bv, false);
 744         TEXT(bv)->SetSelection();
 745         UpdateLocal(bv, SELECTION, false);
 746         break;
 747     case LFUN_RIGHT:
 748         result = moveRight(bv);
 749         bv->text->FinishUndo();
 750         UpdateLocal(bv, CURSOR, false);
 751         break;
 752     case LFUN_LEFTSEL:
 753         bv->text->FinishUndo();
 754         moveLeft(bv, false);
 755         TEXT(bv)->SetSelection();
 756         UpdateLocal(bv, SELECTION, false);
 757         break;
 758     case LFUN_LEFT:
 759         bv->text->FinishUndo();
 760         result= moveLeft(bv);
 761         UpdateLocal(bv, CURSOR, false);
 762         break;
 763     case LFUN_DOWNSEL:
 764         bv->text->FinishUndo();
 765         moveDown(bv);
 766         TEXT(bv)->SetSelection();
 767         UpdateLocal(bv, SELECTION, false);
 768         break;
 769     case LFUN_DOWN:
 770         bv->text->FinishUndo();
 771         result = moveDown(bv);
 772         UpdateLocal(bv, CURSOR, false);
 773         break;
 774     case LFUN_UPSEL:
 775         bv->text->FinishUndo();
 776         moveUp(bv);
 777         TEXT(bv)->SetSelection();
 778         UpdateLocal(bv, SELECTION, false);
 779         break;
 780     case LFUN_UP:
 781         bv->text->FinishUndo();
 782         result = moveUp(bv);
 783         UpdateLocal(bv, CURSOR, false);
 784         break;
 785     case LFUN_HOME:
 786         bv->text->FinishUndo();
 787         TEXT(bv)->CursorHome(bv);
 788         UpdateLocal(bv, CURSOR, false);
 789         break;
 790     case LFUN_END:
 791         TEXT(bv)->CursorEnd(bv);
 792         UpdateLocal(bv, CURSOR, false);
 793         break;
 794     case LFUN_BACKSPACE:
 795         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 796 #ifndef NEW_INSETS
 797           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 798           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 799 #else
 800           bv->text->cursor.par()->previous,
 801           bv->text->cursor.par()->next
 802 #endif
 803                 );
 804         TEXT(bv)->Backspace(bv);
 805         UpdateLocal(bv, CURSOR_PAR, true);
 806         break;
 807     case LFUN_DELETE:
 808         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 809 #ifndef NEW_INSETS
 810           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 811           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 812 #else
 813           bv->text->cursor.par()->previous,
 814           bv->text->cursor.par()->next
 815 #endif
 816                 );
 817         TEXT(bv)->Delete(bv);
 818         UpdateLocal(bv, CURSOR_PAR, true);
 819         break;
 820     case LFUN_CUT:
 821         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 822 #ifndef NEW_INSETS
 823           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 824           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 825 #else
 826           bv->text->cursor.par()->previous,
 827           bv->text->cursor.par()->next
 828 #endif
 829                 );
 830         TEXT(bv)->CutSelection(bv);
 831         UpdateLocal(bv, CURSOR_PAR, true);
 832         break;
 833     case LFUN_COPY:
 834         bv->text->FinishUndo();
 835         TEXT(bv)->CopySelection(bv);
 836         UpdateLocal(bv, CURSOR_PAR, false);
 837         break;
 838     case LFUN_PASTE:
 839         if (!autoBreakRows) {
 840             CutAndPaste cap;
 841
 842             if (cap.nrOfParagraphs() > 1) {
 843                 WriteAlert(_("Impossible operation"),
 844                            _("Cannot include more than one paragraph!"),
 845                            _("Sorry."));
 846                 break;
 847             }
 848         }
 849         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 850 #ifndef NEW_INSETS
 851           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 852           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 853 #else
 854           bv->text->cursor.par()->previous,
 855           bv->text->cursor.par()->next
 856 #endif
 857                 );
 858         TEXT(bv)->PasteSelection(bv);
 859         UpdateLocal(bv, CURSOR_PAR, true);
 860         break;
 861     case LFUN_BREAKPARAGRAPH:
 862         if (!autoBreakRows)
 863             return DISPATCHED;
 864         TEXT(bv)->BreakParagraph(bv, 0);
 865         UpdateLocal(bv, FULL, true);
 866         break;
 867     case LFUN_BREAKLINE:
 868         if (!autoBreakRows)
 869             return DISPATCHED;
 870         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 871 #ifndef NEW_INSETS
 872             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 873             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 874 #else
 875             bv->text->cursor.par()->previous,
 876             bv->text->cursor.par()->next
 877 #endif
 878                 );
 879         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
 880         UpdateLocal(bv, CURSOR_PAR, true);
 881         break;
 882     case LFUN_LAYOUT:
 883     {
 884       static LyXTextClass::size_type cur_layout = cpar(bv)->layout;
 885
 886         // Derive layout number from given argument (string)
 887         // and current buffer's textclass (number). */
 888         LyXTextClassList::ClassList::size_type tclass =
 889             bv->buffer()->params.textclass;
 890         std::pair <bool, LyXTextClass::size_type> layout =
 891             textclasslist.NumberOfLayout(tclass, arg);
 892
 893         // If the entry is obsolete, use the new one instead.
 894         if (layout.first) {
 895             string obs = textclasslist.Style(tclass,layout.second).
 896                 obsoleted_by();
 897             if (!obs.empty())
 898                 layout = textclasslist.NumberOfLayout(tclass, obs);
 899         }
 900
 901         // see if we found the layout number:
 902         if (!layout.first) {
 903             string msg = string(N_("Layout ")) + arg + N_(" not known");
 904
 905             bv->owner()->getMiniBuffer()->Set(msg);
 906             break;
 907         }
 908
 909         if (cur_layout != layout.second) {
 910             cur_layout = layout.second;
 911             TEXT(bv)->SetLayout(bv, layout.second);
 912             bv->owner()->setLayout(cpar(bv)->GetLayout());
 913             UpdateLocal(bv, CURSOR_PAR, true);
 914         }
 915     }
 916     break;
 917     case LFUN_PARAGRAPH_SPACING:
 918             // This one is absolutely not working. When fiddling with this
 919             // it also seems to me that the paragraphs inside the insettext
 920             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
 921     {
 922             LyXParagraph * par = TEXT(bv)->cursor.par();
 923             Spacing::Space cur_spacing = par->spacing.getSpace();
 924             float cur_value = 1.0;
 925             if (cur_spacing == Spacing::Other) {
 926                     cur_value = par->spacing.getValue();
 927             }
 928
 929 #ifdef HAVE_SSTREAM
 930             std::istringstream istr(arg.c_str());
 931 #else
 932             istrstream istr(arg.c_str());
 933 #endif
 934             string tmp;
 935             istr >> tmp;
 936             Spacing::Space new_spacing = cur_spacing;
 937             float new_value = cur_value;
 938             if (tmp.empty()) {
 939                     lyxerr << "Missing argument to `paragraph-spacing'"
 940                            << endl;
 941             } else if (tmp == "single") {
 942                     new_spacing = Spacing::Single;
 943             } else if (tmp == "onehalf") {
 944                     new_spacing = Spacing::Onehalf;
 945             } else if (tmp == "double") {
 946                     new_spacing = Spacing::Double;
 947             } else if (tmp == "other") {
 948                     new_spacing = Spacing::Other;
 949                     float tmpval = 0.0;
 950                     istr >> tmpval;
 951                     lyxerr << "new_value = " << tmpval << endl;
 952                     if (tmpval != 0.0)
 953                             new_value = tmpval;
 954             } else if (tmp == "default") {
 955                     new_spacing = Spacing::Default;
 956             } else {
 957                     lyxerr << _("Unknown spacing argument: ")
 958                            << arg << endl;
 959             }
 960             if (cur_spacing != new_spacing || cur_value != new_value) {
 961                     par->spacing.set(new_spacing, new_value);
 962                     //TEXT(bv)->RedoParagraph(owner->view());
 963                     UpdateLocal(bv, CURSOR_PAR, true);
 964                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 965             }
 966     }
 967     break;
 968
 969     default:
 970         result = UNDISPATCHED;
 971         break;
 972     }
 973     if (result != FINISHED) {
 974         ShowInsetCursor(bv);
 975     } else
 976         bv->unlockInset(this);
 977     return result;
 978 }
 979
 980
 981 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
 982 {
 983     TexRow texrow;
 984     buf->latexParagraphs(os, par, 0, texrow);
 985     return texrow.rows();
 986 }
 987
 988
 989 void InsetText::Validate(LaTeXFeatures & features) const
 990 {
 991     LyXParagraph * p = par;
 992     while(p) {
 993         p->validate(features);
 994         p = p->next;
 995     }
 996 }
 997
 998
 999 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
1000 {
1001     if (textclasslist.Style(buf->params.textclass,
1002                             p->GetLayout()).labeltype != LABEL_MANUAL)
1003         return 0;
1004     else
1005         return p->BeginningOfMainBody();
1006 }
1007
1008
1009 void InsetText::GetCursorPos(BufferView * bv, int & x, int & y) const
1010 {
1011     x = cx(bv);
1012     y = cy(bv);
1013 }
1014
1015
1016 int InsetText::InsetInInsetY()
1017 {
1018     if (!the_locking_inset)
1019         return 0;
1020
1021     return (inset_y + the_locking_inset->InsetInInsetY());
1022 }
1023
1024
1025 void InsetText::ToggleInsetCursor(BufferView * bv)
1026 {
1027     if (the_locking_inset) {
1028         the_locking_inset->ToggleInsetCursor(bv);
1029         return;
1030     }
1031
1032     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1033
1034     int asc = lyxfont::maxAscent(font);
1035     int desc = lyxfont::maxDescent(font);
1036
1037     if (cursor_visible)
1038         bv->hideLockedInsetCursor();
1039     else
1040         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1041     cursor_visible = !cursor_visible;
1042 }
1043
1044
1045 void InsetText::ShowInsetCursor(BufferView * bv)
1046 {
1047     if (the_locking_inset) {
1048         the_locking_inset->ShowInsetCursor(bv);
1049         return;
1050     }
1051     if (!cursor_visible) {
1052         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1053
1054         int asc = lyxfont::maxAscent(font);
1055         int desc = lyxfont::maxDescent(font);
1056
1057         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1058         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1059         cursor_visible = true;
1060     }
1061 }
1062
1063
1064 void InsetText::HideInsetCursor(BufferView * bv)
1065 {
1066     if (cursor_visible) {
1067         bv->hideLockedInsetCursor();
1068         cursor_visible = false;
1069     }
1070     if (the_locking_inset)
1071         the_locking_inset->HideInsetCursor(bv);
1072 }
1073
1074
1075 UpdatableInset::RESULT
1076 InsetText::moveRight(BufferView * bv, bool activate_inset)
1077 {
1078     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1079         return FINISHED;
1080     if (activate_inset && checkAndActivateInset(bv, false))
1081         return DISPATCHED;
1082     TEXT(bv)->CursorRight(bv);
1083     return DISPATCHED_NOUPDATE;
1084 }
1085
1086
1087 UpdatableInset::RESULT
1088 InsetText::moveLeft(BufferView * bv, bool activate_inset)
1089 {
1090     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1091         return FINISHED;
1092     TEXT(bv)->CursorLeft(bv);
1093     if (activate_inset && checkAndActivateInset(bv, true))
1094         return DISPATCHED;
1095     return DISPATCHED_NOUPDATE;
1096 }
1097
1098
1099 UpdatableInset::RESULT
1100 InsetText::moveUp(BufferView * bv)
1101 {
1102     if (!crow(bv)->previous())
1103         return FINISHED;
1104     TEXT(bv)->CursorUp(bv);
1105     return DISPATCHED_NOUPDATE;
1106 }
1107
1108
1109 UpdatableInset::RESULT
1110 InsetText::moveDown(BufferView * bv)
1111 {
1112     if (!crow(bv)->next())
1113         return FINISHED;
1114     TEXT(bv)->CursorDown(bv);
1115     return DISPATCHED_NOUPDATE;
1116 }
1117
1118
1119 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1120 {
1121     if (the_locking_inset) {
1122         if (the_locking_inset->InsertInsetAllowed(inset))
1123             return the_locking_inset->InsertInset(bv, inset);
1124         return false;
1125     }
1126     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1127 #ifndef NEW_INSETS
1128               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1129               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1130 #else
1131               bv->text->cursor.par()->previous,
1132               bv->text->cursor.par()->next
1133 #endif
1134             );
1135     if (inset->Editable() == Inset::IS_EDITABLE) {
1136         UpdatableInset * i = static_cast<UpdatableInset *>(inset);
1137         i->setOwner(static_cast<UpdatableInset *>(this));
1138     }
1139     TEXT(bv)->InsertInset(bv, inset);
1140     TEXT(bv)->selection = 0;
1141     UpdateLocal(bv, CURSOR_PAR, true);
1142     static_cast<UpdatableInset*>(inset)->Edit(bv, 0, 0, 0);
1143     return true;
1144 }
1145
1146
1147 UpdatableInset * InsetText::GetLockingInset()
1148 {
1149     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1150 }
1151
1152
1153 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1154 {
1155     if (c == LyxCode())
1156         return this;
1157     if (the_locking_inset)
1158         return the_locking_inset->GetFirstLockingInsetOfType(c);
1159     return 0;
1160 }
1161
1162
1163 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1164 {
1165     TEXT(bv)->SetFont(bv, font, toggleall);
1166 }
1167
1168
1169 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1170 {
1171     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1172         int x, y;
1173         Inset * inset =
1174             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1175         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1176             return false;
1177         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1178         if (behind) {
1179             x = inset->width(bv, font);
1180             y = inset->descent(bv, font);
1181         } else {
1182             x = y = 0;
1183         }
1184         inset_x = cx(bv) - top_x + drawTextXOffset;
1185         inset_y = cy(bv) + drawTextYOffset;
1186         inset->Edit(bv, x-inset_x, y-inset_y, 0);
1187         if (!the_locking_inset)
1188             return false;
1189         UpdateLocal(bv, CURSOR_PAR, false);
1190         return true;
1191     }
1192     return false;
1193 }
1194
1195
1196 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1197                                       int button)
1198 {
1199     int tmp_x = x - drawTextXOffset;
1200     int tmp_y = y + insetAscent;
1201     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
1202
1203     if (inset) {
1204         if (x < 0)
1205             x = insetWidth;
1206         if (y < 0)
1207             y = insetDescent;
1208         inset_x = cx(bv) - top_x + drawTextXOffset;
1209         inset_y = cy(bv) + drawTextYOffset;
1210         inset->Edit(bv, x - inset_x, y - inset_y, button);
1211         if (!the_locking_inset)
1212             return false;
1213         UpdateLocal(bv, CURSOR_PAR, false);
1214         return true;
1215     }
1216     return false;
1217 }
1218
1219
1220 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1221 {
1222     int w = UpdatableInset::getMaxWidth(pain, inset);
1223     if (w < 0) {
1224         return w;
1225     }
1226     if (owner()) {
1227         w = w - top_x + owner()->x();
1228         return w;
1229     }
1230     w -= (2 * TEXT_TO_INSET_OFFSET);
1231     return w - top_x;
1232 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1233 }
1234
1235
1236 void InsetText::SetParagraphData(LyXParagraph *p)
1237 {
1238     LyXParagraph * np;
1239
1240     if (par) {
1241         np = par->next;
1242         delete par;
1243         while(np) {
1244             par = np;
1245             np = np->next;
1246             delete par;
1247         }
1248     }
1249     par = p->Clone();
1250     par->SetInsetOwner(this);
1251     np = par;
1252     while(p->next) {
1253         p = p->next;
1254         np->next = p->Clone();
1255         np->next->previous = np;
1256         np = np->next;
1257         np->SetInsetOwner(this);
1258     }
1259     need_update = INIT;
1260 }
1261
1262
1263 void InsetText::SetAutoBreakRows(bool flag)
1264 {
1265     if (flag != autoBreakRows) {
1266         autoBreakRows = flag;
1267         need_update = FULL;
1268         if (!flag)
1269             removeNewlines();
1270     }
1271 }
1272
1273
1274 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1275 {
1276     if (how != drawFrame) {
1277         drawFrame = how;
1278         if (bv)
1279             UpdateLocal(bv, DRAW_FRAME, false);
1280     }
1281 }
1282
1283
1284 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1285 {
1286     if (frame_color != col) {
1287         frame_color = col;
1288         if (bv)
1289             UpdateLocal(bv, DRAW_FRAME, false);
1290     }
1291 }
1292
1293 #if 0
1294 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1295 {
1296     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1297 }
1298 #endif
1299
1300 int InsetText::cx(BufferView * bv) const
1301 {
1302     return TEXT(bv)->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1303 }
1304
1305
1306 int InsetText::cy(BufferView * bv) const
1307 {
1308     LyXFont font;
1309     return TEXT(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
1310 }
1311
1312
1313 int InsetText::cpos(BufferView * bv) const
1314 {
1315     return TEXT(bv)->cursor.pos();
1316 }
1317
1318
1319 LyXParagraph * InsetText::cpar(BufferView * bv) const
1320 {
1321     return TEXT(bv)->cursor.par();
1322 }
1323
1324
1325 Row * InsetText::crow(BufferView * bv) const
1326 {
1327     return TEXT(bv)->cursor.row();
1328 }
1329
1330
1331 LyXText * InsetText::getLyXText(BufferView * bv) const
1332 {
1333     if (cache.find(bv) != cache.end())
1334         return cache[bv];
1335     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1336     lt->init(bv);
1337     cache[bv] = lt;
1338     if (the_locking_inset) {
1339         lt->SetCursor(bv, inset_par, inset_pos);
1340     }
1341     return lt;
1342 }
1343
1344
1345 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1346 {
1347     cache.erase(bv);
1348     if (recursive) {
1349         /// then remove all LyXText in text-insets
1350         LyXParagraph * p = par;
1351         for(;p;p = p->next) {
1352             p->deleteInsetsLyXText(bv);
1353         }
1354     }
1355 }
1356
1357 void InsetText::resizeLyXText(BufferView * bv) const
1358 {
1359     if (!par->next && !par->size()) // resize not neccessary!
1360         return;
1361     if (cache.find(bv) == cache.end())
1362         return;
1363
1364     LyXParagraph * lpar = 0;
1365     LyXParagraph * selstartpar = 0;
1366     LyXParagraph * selendpar = 0;
1367     int pos = 0;
1368     int selstartpos = 0;
1369     int selendpos = 0;
1370     int selection = 0;
1371     int mark_set = 0;
1372
1373 //    ProhibitInput(bv);
1374
1375     lpar = TEXT(bv)->cursor.par();
1376     pos = TEXT(bv)->cursor.pos();
1377     selstartpar = TEXT(bv)->sel_start_cursor.par();
1378     selstartpos = TEXT(bv)->sel_start_cursor.pos();
1379     selendpar = TEXT(bv)->sel_end_cursor.par();
1380     selendpos = TEXT(bv)->sel_end_cursor.pos();
1381     selection = TEXT(bv)->selection;
1382     mark_set = TEXT(bv)->mark_set;
1383     deleteLyXText(bv, (the_locking_inset == 0));
1384
1385     if (lpar) {
1386         TEXT(bv)->selection = true;
1387         /* at this point just to avoid the Delete-Empty-Paragraph
1388          * Mechanism when setting the cursor */
1389         TEXT(bv)->mark_set = mark_set;
1390         if (selection) {
1391             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos);
1392             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1393             TEXT(bv)->SetCursor(bv, selendpar, selendpos);
1394             TEXT(bv)->SetSelection();
1395             TEXT(bv)->SetCursor(bv, lpar, pos);
1396         } else {
1397             TEXT(bv)->SetCursor(bv, lpar, pos);
1398             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1399             TEXT(bv)->selection = false;
1400         }
1401     }
1402     if (bv->screen())
1403             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1404     // this will scroll the screen such that the cursor becomes visible
1405     bv->updateScrollbar();
1406 //    AllowInput(bv);
1407     if (the_locking_inset) {
1408         /// then resize all LyXText in text-insets
1409         inset_x = cx(bv) - top_x + drawTextXOffset;
1410         inset_y = cy(bv) + drawTextYOffset;
1411         LyXParagraph * p = par;
1412         for(;p;p = p->next) {
1413             p->resizeInsetsLyXText(bv);
1414         }
1415     }
1416     need_update = FULL;
1417 }
1418
1419
1420 void InsetText::removeNewlines()
1421 {
1422     LyXParagraph * p = par;
1423
1424     for(;p; p = p->next) {
1425         for(int i = 0; i < p->Last(); ++i) {
1426             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1427                 p->Erase(i);
1428         }
1429     }
1430 }