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 "toolbar.h"
  42 #include "LColor.h"
  43 #include "support/textutils.h"
  44 #include "support/LAssert.h"
  45 #include "lyxrow.h"
  46 #include "lyxrc.h"
  47 #include "intl.h"
  48 #include "trans_mgr.h"
  49 #include "lyxscreen.h"
  50
  51 using std::ostream;
  52 using std::ifstream;
  53 using std::endl;
  54 using std::min;
  55 using std::max;
  56
  57 extern unsigned char getCurrentTextClass(Buffer *);
  58
  59 InsetText::InsetText()
  60 {
  61     par = new LyXParagraph();
  62     init();
  63 }
  64
  65
  66 InsetText::InsetText(InsetText const & ins)
  67         : UpdatableInset()
  68 {
  69     par = 0;
  70     init(&ins);
  71     autoBreakRows = ins.autoBreakRows;
  72 }
  73
  74
  75 InsetText & InsetText::operator=(InsetText const & it)
  76 {
  77     init(&it);
  78     autoBreakRows = it.autoBreakRows;
  79     return * this;
  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     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 159     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 160     LyXFont font(LyXFont::ALL_INHERIT);
 161
 162     LyXParagraph * p = par->next;
 163     delete par;
 164     while(p) {
 165         par = p;
 166         p = p->next;
 167         delete par;
 168     }
 169     par = new LyXParagraph;
 170     while (lex.IsOK()) {
 171         lex.nextToken();
 172         token = lex.GetString();
 173         if (token.empty())
 174             continue;
 175         if (token == "\\end_inset")
 176             break;
 177         if (const_cast<Buffer*>(buf)->parseSingleLyXformat2Token(lex, par, return_par,
 178                                             token, pos, depth,
 179                                             font, footnoteflag,
 180                                             footnotekind)) {
 181             // the_end read this should NEVER happen
 182             lex.printError("\\the_end read in inset! Error in document!");
 183             return;
 184         }
 185     }
 186     if (!return_par)
 187             return_par = par;
 188     par = return_par;
 189     while(return_par) {
 190         return_par->SetInsetOwner(this);
 191         return_par = return_par->next;
 192     }
 193
 194     if (token != "\\end_inset") {
 195         lex.printError("Missing \\end_inset at this point. "
 196                        "Read: `$$Token'");
 197     }
 198     need_update = INIT;
 199 }
 200
 201
 202 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 203 {
 204     long int y_temp = 0;
 205     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 206     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 207     return insetAscent;
 208 }
 209
 210
 211 int InsetText::descent(BufferView * bv, LyXFont const &) const
 212 {
 213     long int y_temp = 0;
 214     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 215     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 216         TEXT_TO_INSET_OFFSET;
 217     return insetDescent;
 218 }
 219
 220
 221 int InsetText::width(BufferView * bv, LyXFont const &) const
 222 {
 223     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 224     return insetWidth;
 225 }
 226
 227
 228 int InsetText::textWidth(Painter & pain) const
 229 {
 230     int w = getMaxWidth(pain, this);
 231     if (w < 0) {
 232 //      printf("WW1: %d\n",w);
 233         return w;
 234     }
 235 #if 1
 236     if (owner()) {
 237         w = w - top_x + owner()->x();
 238 //      printf("WW2: %d\n",w);
 239         return w; // - top_x + owner()->x();
 240     }
 241 #endif
 242     w -= (2 * TEXT_TO_INSET_OFFSET);
 243 //    printf("WW2: %d\n",w);
 244     return w - top_x; // - top_x - (2 * TEXT_TO_INSET_OFFSET);
 245 }
 246
 247
 248 void InsetText::draw(BufferView * bv, LyXFont const & f,
 249                      int baseline, float & x, bool cleared) const
 250 {
 251     Painter & pain = bv->painter();
 252
 253     xpos = x;
 254     UpdatableInset::draw(bv, f, baseline, x, cleared);
 255
 256     if (!cleared && ((need_update==FULL) || (top_x!=int(x)) ||
 257                      (top_baseline!=baseline))) {
 258         int w =  insetWidth;
 259         int h = insetAscent + insetDescent;
 260         int ty = baseline - insetAscent;
 261
 262         if (ty < 0)
 263             ty = 0;
 264         if ((ty + h) > pain.paperHeight())
 265             h = pain.paperHeight();
 266         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 267             w = pain.paperWidth();
 268         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 269         cleared = true;
 270         need_update = FULL;
 271     }
 272     if (!cleared && (need_update == NONE))
 273         return;
 274
 275     if (top_x != int(x)) {
 276         need_update = INIT;
 277         top_x = int(x);
 278         owner()->update(bv, f, true);
 279         bv->text->status = LyXText::CHANGED_IN_DRAW;
 280 //      return;
 281     }
 282
 283     top_baseline = baseline;
 284     top_y = baseline - ascent(bv, f);
 285     last_width = width(bv, f);
 286     last_height = ascent(bv, f) + descent(bv, f);
 287
 288     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 289         inset_x = cx(bv) - top_x + drawTextXOffset;
 290         inset_y = cy(bv) + drawTextYOffset;
 291     }
 292     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 293         x += width(bv, f);
 294         need_update = NONE;
 295         return;
 296     }
 297     x += 1; // place for border
 298     long int y = 0;
 299     Row * row = TEXT(bv)->GetRowNearY(y);
 300     y += baseline - row->ascent_of_text() + 1;
 301     if (cleared || !locked || (need_update == FULL)) {
 302         while (row != 0) {
 303             TEXT(bv)->GetVisibleRow(bv, y, x, row, y, cleared);
 304             y += row->height();
 305             row = row->next();
 306         }
 307     } else if (need_update == SELECTION) {
 308         bv->screen()->ToggleToggle(TEXT(bv), y, x);
 309     } else {
 310         locked = false;
 311         if (need_update == CURSOR) {
 312             bv->screen()->ToggleSelection(TEXT(bv), true, y, x);
 313             TEXT(bv)->ClearSelection();
 314             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 315         }
 316         bv->screen()->Update(TEXT(bv), y, x);
 317         locked = true;
 318     }
 319     TEXT(bv)->refresh_y = 0;
 320     TEXT(bv)->status = LyXText::UNCHANGED;
 321     if ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)) {
 322             pain.rectangle(top_x, baseline - insetAscent, insetWidth,
 323                            insetAscent + insetDescent, frame_color);
 324     } else if (need_update == CLEAR_FRAME) {
 325             pain.rectangle(top_x, baseline - insetAscent, insetWidth,
 326                            insetAscent + insetDescent,
 327                            LColor::background);
 328     }
 329     x += insetWidth - TEXT_TO_INSET_OFFSET;
 330     if (need_update != INIT)
 331         need_update = NONE;
 332 }
 333
 334
 335 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 336 {
 337     if (reinit) {  // && (need_update != CURSOR)) {
 338         need_update = INIT;
 339         resizeLyXText(bv);
 340         if (owner())
 341             owner()->update(bv, font, true);
 342         return;
 343     }
 344     if (the_locking_inset) {
 345         inset_x = cx(bv) - top_x + drawTextXOffset;
 346         inset_y = cy(bv) + drawTextYOffset;
 347         the_locking_inset->update(bv, font, reinit);
 348     }
 349     if (need_update == INIT) {
 350         resizeLyXText(bv);
 351         need_update = FULL;
 352 //      if (!owner() && bv->text)
 353 //          bv->text->UpdateInset(bv, this);
 354     }
 355     int oldw = insetWidth;
 356 #if 1
 357     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 358     // max(textWidth(bv->painter()),
 359     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 360     // (2 * TEXT_TO_INSET_OFFSET);
 361 #else
 362     insetWidth = textWidth(bv->painter());
 363     if (insetWidth < 0)
 364             insetWidth = static_cast<int>(TEXT(bv)->width);
 365 #endif
 366     if (oldw != insetWidth) {
 367 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 368 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 369         resizeLyXText(bv);
 370         need_update = FULL;
 371 #if 0
 372         if (owner()) {
 373             owner()->update(bv, font, reinit);
 374             return;
 375         } else {
 376             update(bv, font, reinit);
 377         }
 378 #else
 379 #if 1
 380         update(bv, font, reinit);
 381 #else
 382         UpdateLocal(bv, INIT, false);
 383 #endif
 384 #endif
 385         return;
 386     }
 387     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 388         the_locking_inset)
 389     {
 390         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 391     }
 392
 393     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 394         need_update = FULL;
 395
 396     long int y_temp = 0;
 397     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 398     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 399     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 400         TEXT_TO_INSET_OFFSET;
 401 }
 402
 403
 404 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 405 {
 406     TEXT(bv)->FullRebreak(bv);
 407     if (need_update != INIT) {
 408         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 409             need_update = FULL;
 410         else if (!the_locking_inset || (what != CURSOR))
 411             need_update = what;
 412     }
 413     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 414         TEXT(bv)->selection)
 415             bv->updateInset(this, mark_dirty);
 416     if (old_par != cpar(bv)) {
 417             bv->owner()->getToolbar()->combox->select(cpar(bv)->GetLayout()+1);
 418             old_par = cpar(bv);
 419     }
 420 }
 421
 422
 423 char const * InsetText::EditMessage() const
 424 {
 425     return _("Opened Text Inset");
 426 }
 427
 428
 429 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 430 {
 431 //    par->SetInsetOwner(this);
 432     UpdatableInset::Edit(bv, x, y, button);
 433
 434     if (!bv->lockInset(this)) {
 435         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 436         return;
 437     }
 438     locked = true;
 439     the_locking_inset = 0;
 440     inset_pos = inset_x = inset_y = 0;
 441     inset_par = 0;
 442     old_par = 0;
 443     if (!checkAndActivateInset(bv, x, y, button))
 444         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 445                                            y+TEXT(bv)->first+insetAscent);
 446     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 447     bv->text->FinishUndo();
 448     UpdateLocal(bv, FULL, false);
 449 }
 450
 451
 452 void InsetText::InsetUnlock(BufferView * bv)
 453 {
 454     if (the_locking_inset) {
 455         the_locking_inset->InsetUnlock(bv);
 456         the_locking_inset = 0;
 457     }
 458     HideInsetCursor(bv);
 459     no_selection = false;
 460     locked = false;
 461     TEXT(bv)->selection = 0;
 462     UpdateLocal(bv, CLEAR_FRAME, false);
 463     if (owner())
 464             bv->owner()->getToolbar()->combox->
 465                     select(owner()->getLyXText(bv)->cursor.par()->GetLayout()+1);
 466     else
 467             bv->owner()->getToolbar()->combox->select(bv->text->cursor.par()->
 468                                                       GetLayout()+1);
 469 }
 470
 471
 472 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 473 {
 474     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 475     if (!inset)
 476         return false;
 477     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 478         lyxerr[Debug::INSETS] << "OK" << endl;
 479         the_locking_inset = inset;
 480         inset_x = cx(bv) - top_x + drawTextXOffset;
 481         inset_y = cy(bv) + drawTextYOffset;
 482         inset_pos = cpos(bv);
 483         inset_par = cpar(bv);
 484         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 485         return true;
 486     } else if (the_locking_inset && (the_locking_inset == inset)) {
 487         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 488             lyxerr[Debug::INSETS] << "OK" << endl;
 489             inset_x = cx(bv) - top_x + drawTextXOffset;
 490             inset_y = cy(bv) + drawTextYOffset;
 491         } else {
 492             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 493         }
 494     } else if (the_locking_inset) {
 495         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 496         return the_locking_inset->LockInsetInInset(bv, inset);
 497     }
 498     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 499     return false;
 500 }
 501
 502
 503 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 504                                    bool lr)
 505 {
 506     if (!the_locking_inset)
 507         return false;
 508     if (the_locking_inset == inset) {
 509         the_locking_inset->InsetUnlock(bv);
 510         TEXT(bv)->UpdateInset(bv, inset);
 511         the_locking_inset = 0;
 512         if (lr)
 513             moveRight(bv, false);
 514         old_par = 0; // force layout setting
 515         UpdateLocal(bv, CURSOR_PAR, false);
 516         return true;
 517     }
 518     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 519 }
 520
 521
 522 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 523 {
 524     if (!the_locking_inset)
 525         return false;
 526     if (the_locking_inset != inset) {
 527         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 528         need_update = CURSOR_PAR;
 529         return the_locking_inset->UpdateInsetInInset(bv, inset);
 530     }
 531 //    UpdateLocal(bv, FULL, false);
 532     if (TEXT(bv)->UpdateInset(bv, inset))
 533         UpdateLocal(bv, CURSOR_PAR, false);
 534     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 535         inset_x = cx(bv) - top_x + drawTextXOffset;
 536         inset_y = cy(bv) + drawTextYOffset;
 537     }
 538     return true;
 539 }
 540
 541
 542 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 543 {
 544     no_selection = false;
 545
 546     int tmp_x = x - drawTextXOffset;
 547 //    int tmp_y = y + TEXT(bv)->first + insetAscent;
 548     int tmp_y = y + insetAscent;
 549     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 550
 551     if (the_locking_inset) {
 552         if (the_locking_inset == inset) {
 553             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 554             return;
 555         } else if (inset) {
 556             // otherwise unlock the_locking_inset and lock the new inset
 557             the_locking_inset->InsetUnlock(bv);
 558             inset_x = cx(bv) - top_x + drawTextXOffset;
 559             inset_y = cy(bv) + drawTextYOffset;
 560             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 561             inset->Edit(bv, x - inset_x, y - inset_y, button);
 562             if (the_locking_inset) {
 563                 UpdateLocal(bv, CURSOR_PAR, false);
 564             }
 565             return;
 566         }
 567         // otherwise only unlock the_locking_inset
 568         the_locking_inset->InsetUnlock(bv);
 569         the_locking_inset = 0;
 570     }
 571     if (bv->the_locking_inset) {
 572         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 573             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 574             inset_x = cx(bv) - top_x + drawTextXOffset;
 575             inset_y = cy(bv) + drawTextYOffset;
 576             inset_pos = cpos(bv);
 577             inset_par = cpar(bv);
 578             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 579             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 580             if (the_locking_inset) {
 581                 UpdateLocal(bv, CURSOR_PAR, false);
 582             }
 583             return;
 584         }
 585     }
 586     if (!inset) {
 587         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 588                                            y+TEXT(bv)->first+insetAscent);
 589         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 590         UpdateLocal(bv, CURSOR, false);
 591         bv->owner()->getToolbar()->combox->select(cpar(bv)->GetLayout()+1);
 592         old_par = cpar(bv);
 593     }
 594 }
 595
 596
 597 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 598 {
 599     UpdatableInset * inset = 0;
 600
 601     if (the_locking_inset) {
 602             the_locking_inset->InsetButtonRelease(bv, x-inset_x, y-inset_y,button);
 603     } else {
 604         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 605             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 606             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 607                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 608             } else {
 609                 inset_x = cx(bv) - top_x + drawTextXOffset;
 610                 inset_y = cy(bv) + drawTextYOffset;
 611                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 612                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 613             }
 614             UpdateLocal(bv, CURSOR_PAR, false);
 615         }
 616     }
 617     no_selection = false;
 618 }
 619
 620
 621 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 622 {
 623     if (the_locking_inset) {
 624         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 625                                              y - inset_y,state);
 626         return;
 627     }
 628     if (!no_selection) {
 629         HideInsetCursor(bv);
 630         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 631                                            y+TEXT(bv)->first+insetAscent);
 632         TEXT(bv)->SetSelection();
 633         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 634             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 635             UpdateLocal(bv, SELECTION, false);
 636         ShowInsetCursor(bv);
 637     }
 638     no_selection = false;
 639 }
 640
 641
 642 void InsetText::InsetKeyPress(XKeyEvent * xke)
 643 {
 644     if (the_locking_inset) {
 645         the_locking_inset->InsetKeyPress(xke);
 646         return;
 647     }
 648 }
 649
 650
 651 UpdatableInset::RESULT
 652 InsetText::LocalDispatch(BufferView * bv,
 653                          int action, string const & arg)
 654 {
 655     no_selection = false;
 656     UpdatableInset::RESULT
 657         result= UpdatableInset::LocalDispatch(bv, action, arg);
 658     if (result != UNDISPATCHED) {
 659 //      resetPos(bv->painter());
 660         return DISPATCHED;
 661     }
 662
 663     result=DISPATCHED;
 664     if ((action < 0) && arg.empty())
 665         return FINISHED;
 666
 667     if (the_locking_inset) {
 668         result = the_locking_inset->LocalDispatch(bv, action, arg);
 669         if (result == DISPATCHED_NOUPDATE)
 670             return result;
 671         else if (result == DISPATCHED) {
 672             UpdateLocal(bv, CURSOR_PAR, false);
 673             return result;
 674         } else if (result == FINISHED) {
 675             switch(action) {
 676             case -1:
 677             case LFUN_RIGHT:
 678                 moveRight(bv, false);
 679                 break;
 680             case LFUN_DOWN:
 681                 moveDown(bv);
 682                 break;
 683             }
 684             the_locking_inset = 0;
 685             return DISPATCHED;
 686         }
 687     }
 688     HideInsetCursor(bv);
 689     switch (action) {
 690         // Normal chars
 691     case -1:
 692         if (bv->buffer()->isReadonly()) {
 693             LyXBell();
 694 //          setErrorMessage(N_("Document is read only"));
 695             break;
 696         }
 697         if (!arg.empty()) {
 698             /* Automatically delete the currently selected
 699              * text and replace it with what is being
 700              * typed in now. Depends on lyxrc settings
 701              * "auto_region_delete", which defaults to
 702              * true (on). */
 703
 704             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 705                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 706                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next);
 707             if (lyxrc.auto_region_delete) {
 708                 if (TEXT(bv)->selection){
 709                     TEXT(bv)->CutSelection(bv, false);
 710                 }
 711             }
 712             TEXT(bv)->ClearSelection();
 713             for (string::size_type i = 0; i < arg.length(); ++i) {
 714                 bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 715             }
 716         }
 717         UpdateLocal(bv, CURSOR_PAR, true);
 718         break;
 719         // --- Cursor Movements ---------------------------------------------
 720     case LFUN_RIGHTSEL:
 721         bv->text->FinishUndo();
 722         moveRight(bv, false);
 723         TEXT(bv)->SetSelection();
 724         UpdateLocal(bv, SELECTION, false);
 725         break;
 726     case LFUN_RIGHT:
 727         result = moveRight(bv);
 728         bv->text->FinishUndo();
 729         UpdateLocal(bv, CURSOR, false);
 730         break;
 731     case LFUN_LEFTSEL:
 732         bv->text->FinishUndo();
 733         moveLeft(bv, false);
 734         TEXT(bv)->SetSelection();
 735         UpdateLocal(bv, SELECTION, false);
 736         break;
 737     case LFUN_LEFT:
 738         bv->text->FinishUndo();
 739         result= moveLeft(bv);
 740         UpdateLocal(bv, CURSOR, false);
 741         break;
 742     case LFUN_DOWNSEL:
 743         bv->text->FinishUndo();
 744         moveDown(bv);
 745         TEXT(bv)->SetSelection();
 746         UpdateLocal(bv, SELECTION, false);
 747         break;
 748     case LFUN_DOWN:
 749         bv->text->FinishUndo();
 750         result = moveDown(bv);
 751         UpdateLocal(bv, CURSOR, false);
 752         break;
 753     case LFUN_UPSEL:
 754         bv->text->FinishUndo();
 755         moveUp(bv);
 756         TEXT(bv)->SetSelection();
 757         UpdateLocal(bv, SELECTION, false);
 758         break;
 759     case LFUN_UP:
 760         bv->text->FinishUndo();
 761         result = moveUp(bv);
 762         UpdateLocal(bv, CURSOR, false);
 763         break;
 764     case LFUN_HOME:
 765         bv->text->FinishUndo();
 766         TEXT(bv)->CursorHome(bv);
 767         UpdateLocal(bv, CURSOR, false);
 768         break;
 769     case LFUN_END:
 770         TEXT(bv)->CursorEnd(bv);
 771         UpdateLocal(bv, CURSOR, false);
 772         break;
 773     case LFUN_BACKSPACE:
 774         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 775           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 776           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next);
 777         TEXT(bv)->Backspace(bv);
 778         UpdateLocal(bv, CURSOR_PAR, true);
 779         break;
 780     case LFUN_DELETE:
 781         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 782           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 783           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next);
 784         TEXT(bv)->Delete(bv);
 785         UpdateLocal(bv, CURSOR_PAR, true);
 786         break;
 787     case LFUN_CUT:
 788         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 789           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 790           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next);
 791         TEXT(bv)->CutSelection(bv);
 792         UpdateLocal(bv, CURSOR_PAR, true);
 793         break;
 794     case LFUN_COPY:
 795         bv->text->FinishUndo();
 796         TEXT(bv)->CopySelection(bv);
 797         UpdateLocal(bv, CURSOR_PAR, false);
 798         break;
 799     case LFUN_PASTE:
 800         if (!autoBreakRows) {
 801             CutAndPaste cap;
 802
 803             if (cap.nrOfParagraphs() > 1) {
 804                 WriteAlert(_("Impossible operation"),
 805                            _("Cannot include more than one paragraph!"),
 806                            _("Sorry."));
 807                 break;
 808             }
 809         }
 810         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 811           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 812           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next);
 813         TEXT(bv)->PasteSelection(bv);
 814         UpdateLocal(bv, CURSOR_PAR, true);
 815         break;
 816     case LFUN_BREAKPARAGRAPH:
 817         if (!autoBreakRows)
 818             return DISPATCHED;
 819         TEXT(bv)->BreakParagraph(bv, 0);
 820         UpdateLocal(bv, FULL, true);
 821         break;
 822     case LFUN_BREAKLINE:
 823         if (!autoBreakRows)
 824             return DISPATCHED;
 825         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 826             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 827             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next);
 828         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
 829         UpdateLocal(bv, CURSOR_PAR, true);
 830         break;
 831     case LFUN_LAYOUT:
 832     {
 833       static LyXTextClass::size_type cur_layout = cpar(bv)->layout;
 834
 835         // Derive layout number from given argument (string)
 836         // and current buffer's textclass (number). */
 837         LyXTextClassList::ClassList::size_type tclass =
 838             bv->buffer()->params.textclass;
 839         std::pair <bool, LyXTextClass::size_type> layout =
 840             textclasslist.NumberOfLayout(tclass, arg);
 841
 842         // If the entry is obsolete, use the new one instead.
 843         if (layout.first) {
 844             string obs = textclasslist.Style(tclass,layout.second).
 845                 obsoleted_by();
 846             if (!obs.empty())
 847                 layout = textclasslist.NumberOfLayout(tclass, obs);
 848         }
 849
 850         // see if we found the layout number:
 851         if (!layout.first) {
 852             string msg = string(N_("Layout ")) + arg + N_(" not known");
 853
 854             bv->owner()->getMiniBuffer()->Set(msg);
 855             break;
 856         }
 857
 858         if (cur_layout != layout.second) {
 859             cur_layout = layout.second;
 860             TEXT(bv)->SetLayout(bv, layout.second);
 861             bv->owner()->getToolbar()->combox->select(cpar(bv)->GetLayout()+1);
 862             UpdateLocal(bv, CURSOR_PAR, true);
 863         }
 864     }
 865     break;
 866     case LFUN_PARAGRAPH_SPACING:
 867             // This one is absolutely not working. When fiddling with this
 868             // it also seems to me that the paragraphs inside the insettext
 869             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
 870     {
 871             LyXParagraph * par = TEXT(bv)->cursor.par();
 872             Spacing::Space cur_spacing = par->spacing.getSpace();
 873             float cur_value = 1.0;
 874             if (cur_spacing == Spacing::Other) {
 875                     cur_value = par->spacing.getValue();
 876             }
 877
 878 #ifdef HAVE_SSTREAM
 879             std::istringstream istr(arg);
 880 #else
 881             istrstream istr(arg.c_str());
 882 #endif
 883             string tmp;
 884             istr >> tmp;
 885             Spacing::Space new_spacing = cur_spacing;
 886             float new_value = cur_value;
 887             if (tmp.empty()) {
 888                     lyxerr << "Missing argument to `paragraph-spacing'"
 889                            << endl;
 890             } else if (tmp == "single") {
 891                     new_spacing = Spacing::Single;
 892             } else if (tmp == "onehalf") {
 893                     new_spacing = Spacing::Onehalf;
 894             } else if (tmp == "double") {
 895                     new_spacing = Spacing::Double;
 896             } else if (tmp == "other") {
 897                     new_spacing = Spacing::Other;
 898                     float tmpval = 0.0;
 899                     istr >> tmpval;
 900                     lyxerr << "new_value = " << tmpval << endl;
 901                     if (tmpval != 0.0)
 902                             new_value = tmpval;
 903             } else if (tmp == "default") {
 904                     new_spacing = Spacing::Default;
 905             } else {
 906                     lyxerr << _("Unknown spacing argument: ")
 907                            << arg << endl;
 908             }
 909             if (cur_spacing != new_spacing || cur_value != new_value) {
 910                     par->spacing.set(new_spacing, new_value);
 911                     //TEXT(bv)->RedoParagraph(owner->view());
 912                     UpdateLocal(bv, CURSOR_PAR, true);
 913                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 914             }
 915     }
 916     break;
 917
 918     default:
 919         result = UNDISPATCHED;
 920         break;
 921     }
 922     if (result != FINISHED) {
 923         ShowInsetCursor(bv);
 924     } else
 925         bv->unlockInset(this);
 926     return result;
 927 }
 928
 929
 930 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
 931 {
 932     TexRow texrow;
 933     buf->latexParagraphs(os, par, 0, texrow);
 934     return texrow.rows();
 935 }
 936
 937
 938 void InsetText::Validate(LaTeXFeatures & features) const
 939 {
 940     LyXParagraph * p = par;
 941     while(p) {
 942         p->validate(features);
 943         p = p->next;
 944     }
 945 }
 946
 947
 948 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
 949 {
 950     if (textclasslist.Style(buf->params.textclass,
 951                             p->GetLayout()).labeltype != LABEL_MANUAL)
 952         return 0;
 953     else
 954         return p->BeginningOfMainBody();
 955 }
 956
 957
 958 void InsetText::GetCursorPos(BufferView * bv, int & x, int & y) const
 959 {
 960     x = cx(bv);
 961     y = cy(bv);
 962 }
 963
 964
 965 int InsetText::InsetInInsetY()
 966 {
 967     if (!the_locking_inset)
 968         return 0;
 969
 970     return (inset_y + the_locking_inset->InsetInInsetY());
 971 }
 972
 973
 974 void InsetText::ToggleInsetCursor(BufferView * bv)
 975 {
 976     if (the_locking_inset) {
 977         the_locking_inset->ToggleInsetCursor(bv);
 978         return;
 979     }
 980
 981     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
 982
 983     int asc = lyxfont::maxAscent(font);
 984     int desc = lyxfont::maxDescent(font);
 985
 986     if (cursor_visible)
 987         bv->hideLockedInsetCursor();
 988     else
 989         bv->showLockedInsetCursor(cx(bv)-1, cy(bv),
 990                                   asc, desc);
 991     cursor_visible = !cursor_visible;
 992 }
 993
 994
 995 void InsetText::ShowInsetCursor(BufferView * bv)
 996 {
 997     if (the_locking_inset) {
 998         the_locking_inset->ShowInsetCursor(bv);
 999         return;
1000     }
1001     if (!cursor_visible) {
1002         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1003
1004         int asc = lyxfont::maxAscent(font);
1005         int desc = lyxfont::maxDescent(font);
1006
1007         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1008         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1009         cursor_visible = true;
1010     }
1011 }
1012
1013
1014 void InsetText::HideInsetCursor(BufferView * bv)
1015 {
1016     if (cursor_visible) {
1017         bv->hideLockedInsetCursor();
1018         cursor_visible = false;
1019     }
1020     if (the_locking_inset)
1021         the_locking_inset->HideInsetCursor(bv);
1022 }
1023
1024
1025 UpdatableInset::RESULT
1026 InsetText::moveRight(BufferView * bv, bool activate_inset)
1027 {
1028     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1029         return FINISHED;
1030     if (activate_inset && checkAndActivateInset(bv, false))
1031         return DISPATCHED;
1032     TEXT(bv)->CursorRight(bv);
1033     return DISPATCHED_NOUPDATE;
1034 }
1035
1036
1037 UpdatableInset::RESULT
1038 InsetText::moveLeft(BufferView * bv, bool activate_inset)
1039 {
1040     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1041         return FINISHED;
1042     TEXT(bv)->CursorLeft(bv);
1043     if (activate_inset && checkAndActivateInset(bv, true))
1044         return DISPATCHED;
1045     return DISPATCHED_NOUPDATE;
1046 }
1047
1048
1049 UpdatableInset::RESULT
1050 InsetText::moveUp(BufferView * bv)
1051 {
1052     if (!crow(bv)->previous())
1053         return FINISHED;
1054     TEXT(bv)->CursorUp(bv);
1055     return DISPATCHED_NOUPDATE;
1056 }
1057
1058
1059 UpdatableInset::RESULT
1060 InsetText::moveDown(BufferView * bv)
1061 {
1062     if (!crow(bv)->next())
1063         return FINISHED;
1064     TEXT(bv)->CursorDown(bv);
1065     return DISPATCHED_NOUPDATE;
1066 }
1067
1068
1069 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1070 {
1071     if (the_locking_inset) {
1072         if (the_locking_inset->InsertInsetAllowed(inset))
1073             return the_locking_inset->InsertInset(bv, inset);
1074         return false;
1075     }
1076     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1077               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1078               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next);
1079     if (inset->Editable() == Inset::IS_EDITABLE) {
1080         UpdatableInset * i = static_cast<UpdatableInset *>(inset);
1081         i->setOwner(static_cast<UpdatableInset *>(this));
1082     }
1083     TEXT(bv)->InsertInset(bv, inset);
1084     TEXT(bv)->selection = 0;
1085     UpdateLocal(bv, CURSOR_PAR, true);
1086     static_cast<UpdatableInset*>(inset)->Edit(bv, 0, 0, 0);
1087     return true;
1088 }
1089
1090
1091 UpdatableInset * InsetText::GetLockingInset()
1092 {
1093     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1094 }
1095
1096
1097 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1098 {
1099     if (c == LyxCode())
1100         return this;
1101     if (the_locking_inset)
1102         return the_locking_inset->GetFirstLockingInsetOfType(c);
1103     return 0;
1104 }
1105
1106
1107 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1108 {
1109     TEXT(bv)->SetFont(bv, font, toggleall);
1110 }
1111
1112
1113 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1114 {
1115     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1116         int x, y;
1117         Inset * inset =
1118             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1119         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1120             return false;
1121         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1122         if (behind) {
1123             x = inset->width(bv, font);
1124             y = inset->descent(bv, font);
1125         } else {
1126             x = y = 0;
1127         }
1128         inset_x = cx(bv) - top_x + drawTextXOffset;
1129         inset_y = cy(bv) + drawTextYOffset;
1130         inset->Edit(bv, x-inset_x, y-inset_y, 0);
1131         if (!the_locking_inset)
1132             return false;
1133         UpdateLocal(bv, CURSOR_PAR, false);
1134         return true;
1135     }
1136     return false;
1137 }
1138
1139
1140 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1141                                       int button)
1142 {
1143     int tmp_x = x - drawTextXOffset;
1144     int tmp_y = y + insetAscent;
1145     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
1146
1147     if (inset) {
1148         if (x < 0)
1149             x = insetWidth;
1150         if (y < 0)
1151             y = insetDescent;
1152         inset_x = cx(bv) - top_x + drawTextXOffset;
1153         inset_y = cy(bv) + drawTextYOffset;
1154         inset->Edit(bv, x - inset_x, y - inset_y, button);
1155         if (!the_locking_inset)
1156             return false;
1157         UpdateLocal(bv, CURSOR_PAR, false);
1158         return true;
1159     }
1160     return false;
1161 }
1162
1163
1164 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1165 {
1166     int w = UpdatableInset::getMaxWidth(pain, inset);
1167     if (w < 0)
1168         return w;
1169     return  w - (2*TEXT_TO_INSET_OFFSET);
1170 }
1171
1172
1173 void InsetText::SetParagraphData(LyXParagraph *p)
1174 {
1175     LyXParagraph * np;
1176
1177     if (par) {
1178         np = par->next;
1179         delete par;
1180         while(np) {
1181             par = np;
1182             np = np->next;
1183             delete par;
1184         }
1185     }
1186     par = p->Clone();
1187     par->SetInsetOwner(this);
1188     np = par;
1189     while(p->next) {
1190         p = p->next;
1191         np->next = p->Clone();
1192         np->next->previous = np;
1193         np = np->next;
1194         np->SetInsetOwner(this);
1195     }
1196     need_update = INIT;
1197 }
1198
1199
1200 void InsetText::SetAutoBreakRows(bool flag)
1201 {
1202     if (flag != autoBreakRows) {
1203         autoBreakRows = flag;
1204         need_update = FULL;
1205     }
1206 }
1207
1208
1209 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1210 {
1211     if (how != drawFrame) {
1212         drawFrame = how;
1213         if (bv)
1214             UpdateLocal(bv, DRAW_FRAME, false);
1215     }
1216 }
1217
1218
1219 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1220 {
1221     if (frame_color != col) {
1222         frame_color = col;
1223         if (bv)
1224             UpdateLocal(bv, DRAW_FRAME, false);
1225     }
1226 }
1227
1228 #if 0
1229 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1230 {
1231     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1232 }
1233 #endif
1234
1235 int InsetText::cx(BufferView * bv) const
1236 {
1237     return TEXT(bv)->cursor.x() + top_x + 1;
1238 }
1239
1240
1241 int InsetText::cy(BufferView * bv) const
1242 {
1243     long int y_dummy = 0;
1244     Row * tmprow = TEXT(bv)->GetRowNearY(y_dummy);
1245     return TEXT(bv)->cursor.y() - tmprow->baseline();
1246 }
1247
1248
1249 int InsetText::cpos(BufferView * bv) const
1250 {
1251     return TEXT(bv)->cursor.pos();
1252 }
1253
1254
1255 LyXParagraph * InsetText::cpar(BufferView * bv) const
1256 {
1257     return TEXT(bv)->cursor.par();
1258 }
1259
1260
1261 Row * InsetText::crow(BufferView * bv) const
1262 {
1263     return TEXT(bv)->cursor.row();
1264 }
1265
1266
1267 LyXText * InsetText::getLyXText(BufferView * bv) const
1268 {
1269     if (cache.find(bv) != cache.end())
1270         return cache[bv];
1271     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1272     lt->init(bv);
1273     cache[bv] = lt;
1274     if (the_locking_inset) {
1275         lt->SetCursor(bv, inset_par, inset_pos);
1276     }
1277     return lt;
1278 }
1279
1280
1281 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1282 {
1283     cache.erase(bv);
1284     if (recursive) {
1285         /// then remove all LyXText in text-insets
1286         LyXParagraph * p = par;
1287         for(;p;p = p->next) {
1288             p->deleteInsetsLyXText(bv);
1289         }
1290     }
1291 }
1292
1293 void InsetText::resizeLyXText(BufferView * bv) const
1294 {
1295     if (!par->next && !par->size()) // not neccessary!
1296         return;
1297
1298     LyXParagraph * lpar = 0;
1299     LyXParagraph * selstartpar = 0;
1300     LyXParagraph * selendpar = 0;
1301     int pos = 0;
1302     int selstartpos = 0;
1303     int selendpos = 0;
1304     int selection = 0;
1305     int mark_set = 0;
1306
1307 //    ProhibitInput(bv);
1308
1309     lpar = TEXT(bv)->cursor.par();
1310     pos = TEXT(bv)->cursor.pos();
1311     selstartpar = TEXT(bv)->sel_start_cursor.par();
1312     selstartpos = TEXT(bv)->sel_start_cursor.pos();
1313     selendpar = TEXT(bv)->sel_end_cursor.par();
1314     selendpos = TEXT(bv)->sel_end_cursor.pos();
1315     selection = TEXT(bv)->selection;
1316     mark_set = TEXT(bv)->mark_set;
1317     deleteLyXText(bv, (the_locking_inset == 0));
1318
1319     if (lpar) {
1320         TEXT(bv)->selection = true;
1321         /* at this point just to avoid the Delete-Empty-Paragraph
1322          * Mechanism when setting the cursor */
1323         TEXT(bv)->mark_set = mark_set;
1324         if (selection) {
1325             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos);
1326             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1327             TEXT(bv)->SetCursor(bv, selendpar, selendpos);
1328             TEXT(bv)->SetSelection();
1329             TEXT(bv)->SetCursor(bv, lpar, pos);
1330         } else {
1331             TEXT(bv)->SetCursor(bv, lpar, pos);
1332             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1333             TEXT(bv)->selection = false;
1334         }
1335     }
1336     if (bv->screen())
1337             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1338     // this will scroll the screen such that the cursor becomes visible
1339     bv->updateScrollbar();
1340 //    AllowInput(bv);
1341     if (the_locking_inset) {
1342         /// then resize all LyXText in text-insets
1343         inset_x = cx(bv) - top_x + drawTextXOffset;
1344         inset_y = cy(bv) + drawTextYOffset;
1345         LyXParagraph * p = par;
1346         for(;p;p = p->next) {
1347             p->resizeInsetsLyXText(bv);
1348         }
1349     }
1350     need_update = FULL;
1351 }