src/insets/insettext.C

   1 // -*- C++ -*-
   2 /* This file is part of
   3  * ======================================================
   4  *
   5  *           LyX, The Document Processor
   6  *
   7  *           Copyright 1998-2000 The LyX Team.
   8  *
   9  * ======================================================
  10  */
  11
  12 #include <config.h>
  13
  14 #include <fstream>
  15 #include <algorithm>
  16
  17 #include <cstdlib>
  18
  19 #ifdef __GNUG__
  20 #pragma implementation
  21 #endif
  22
  23 #include "insettext.h"
  24 #include "lyxparagraph.h"
  25 #include "lyxlex.h"
  26 #include "debug.h"
  27 #include "lyxfont.h"
  28 #include "commandtags.h"
  29 #include "buffer.h"
  30 #include "LyXView.h"
  31 #include "BufferView.h"
  32 #include "layout.h"
  33 #include "LaTeXFeatures.h"
  34 #include "Painter.h"
  35 #include "lyx_gui_misc.h"
  36 #include "lyxtext.h"
  37 #include "lyxcursor.h"
  38 #include "CutAndPaste.h"
  39 #include "font.h"
  40 #include "minibuffer.h"
  41 #include "LColor.h"
  42 #include "support/textutils.h"
  43 #include "support/LAssert.h"
  44 #include "lyxrow.h"
  45 #include "lyxrc.h"
  46 #include "intl.h"
  47 #include "trans_mgr.h"
  48 #include "lyxscreen.h"
  49
  50 using std::ostream;
  51 using std::ifstream;
  52 using std::endl;
  53 using std::min;
  54 using std::max;
  55
  56 extern unsigned char getCurrentTextClass(Buffer *);
  57
  58 InsetText::InsetText()
  59 {
  60     par = new LyXParagraph();
  61     init();
  62 }
  63
  64
  65 InsetText::InsetText(InsetText const & ins)
  66         : UpdatableInset()
  67 {
  68     par = 0;
  69     init(&ins);
  70     autoBreakRows = ins.autoBreakRows;
  71 }
  72
  73
  74 InsetText & InsetText::operator=(InsetText const & it)
  75 {
  76     init(&it);
  77     autoBreakRows = it.autoBreakRows;
  78     return * this;
  79 }
  80
  81 void InsetText::init(InsetText const * ins)
  82 {
  83     top_y = last_width = last_height = 0;
  84     insetAscent = insetDescent = insetWidth = 0;
  85     the_locking_inset = 0;
  86     cursor_visible = false;
  87     interline_space = 1;
  88     no_selection = false;
  89     need_update = INIT;
  90     drawTextXOffset = drawTextYOffset = 0;
  91     autoBreakRows = false;
  92     drawFrame = NEVER;
  93     xpos = 0.0;
  94     if (ins) {
  95         SetParagraphData(ins->par);
  96         autoBreakRows = ins->autoBreakRows;
  97         drawFrame = ins->drawFrame;
  98     }
  99     par->SetInsetOwner(this);
 100     frame_color = LColor::insetframe;
 101     locked = false;
 102     old_par = 0;
 103 }
 104
 105
 106 InsetText::~InsetText()
 107 {
 108     LyXParagraph * p = par->next;
 109     delete par;
 110     while(p) {
 111         par = p;
 112         p = p->next;
 113         delete par;
 114     }
 115 }
 116
 117
 118 void InsetText::clear()
 119 {
 120     LyXParagraph * p = par->next;
 121     delete par;
 122     while(p) {
 123         par = p;
 124         p = p->next;
 125         delete par;
 126     }
 127     par = new LyXParagraph();
 128 }
 129
 130
 131 Inset * InsetText::Clone() const
 132 {
 133     InsetText * t = new InsetText(*this);
 134     return t;
 135 }
 136
 137
 138 void InsetText::Write(Buffer const * buf, ostream & os) const
 139 {
 140     os << "Text\n";
 141     WriteParagraphData(buf, os);
 142 }
 143
 144
 145 void InsetText::WriteParagraphData(Buffer const * buf, ostream & os) const
 146 {
 147     par->writeFile(buf, os, buf->params, 0, 0);
 148 }
 149
 150
 151 void InsetText::Read(Buffer const * buf, LyXLex & lex)
 152 {
 153     string token;
 154     int pos = 0;
 155     LyXParagraph * return_par = 0;
 156     char depth = 0; // signed or unsigned?
 157 #ifndef NEW_INSETS
 158     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 159     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 160 #endif
 161     LyXFont font(LyXFont::ALL_INHERIT);
 162
 163     LyXParagraph * p = par->next;
 164     delete par;
 165     while(p) {
 166         par = p;
 167         p = p->next;
 168         delete par;
 169     }
 170     par = new LyXParagraph;
 171     while (lex.IsOK()) {
 172         lex.nextToken();
 173         token = lex.GetString();
 174         if (token.empty())
 175             continue;
 176         if (token == "\\end_inset")
 177             break;
 178         if (const_cast<Buffer*>(buf)->
 179             parseSingleLyXformat2Token(lex, par, return_par,token, pos, depth,
 180                                        font
 181 #ifndef NEW_INSETS
 182                                        , footnoteflag, footnotekind
 183 #endif
 184                                        ))
 185         {
 186             // the_end read this should NEVER happen
 187             lex.printError("\\the_end read in inset! Error in document!");
 188             return;
 189         }
 190     }
 191     if (!return_par)
 192             return_par = par;
 193     par = return_par;
 194     while(return_par) {
 195         return_par->SetInsetOwner(this);
 196         return_par = return_par->next;
 197     }
 198
 199     if (token != "\\end_inset") {
 200         lex.printError("Missing \\end_inset at this point. "
 201                        "Read: `$$Token'");
 202     }
 203     need_update = INIT;
 204 }
 205
 206
 207 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 208 {
 209     long int y_temp = 0;
 210     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 211     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 212     return insetAscent;
 213 }
 214
 215
 216 int InsetText::descent(BufferView * bv, LyXFont const &) const
 217 {
 218     long int y_temp = 0;
 219     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 220     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 221         TEXT_TO_INSET_OFFSET;
 222     return insetDescent;
 223 }
 224
 225
 226 int InsetText::width(BufferView * bv, LyXFont const &) const
 227 {
 228     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 229     return insetWidth;
 230 }
 231
 232
 233 int InsetText::textWidth(Painter & pain) const
 234 {
 235     int w = getMaxWidth(pain, this);
 236     return w;
 237 }
 238
 239
 240 void InsetText::draw(BufferView * bv, LyXFont const & f,
 241                      int baseline, float & x, bool cleared) const
 242 {
 243     Painter & pain = bv->painter();
 244
 245     // no draw is necessary !!!
 246     if ((drawFrame == LOCKED) && !locked && !par->size()) {
 247         if (!cleared && (need_update == CLEAR_FRAME)) {
 248             pain.rectangle(top_x, baseline - insetAscent, insetWidth,
 249                            insetAscent + insetDescent,
 250                            LColor::background);
 251         }
 252         top_x = int(x);
 253         top_baseline = baseline;
 254         x += width(bv, f);
 255         need_update = NONE;
 256         return;
 257     }
 258
 259     xpos = x;
 260     UpdatableInset::draw(bv, f, baseline, x, cleared);
 261
 262     if (!cleared && ((need_update==FULL) || (top_x!=int(x)) ||
 263                      (top_baseline!=baseline))) {
 264         int w =  insetWidth;
 265         int h = insetAscent + insetDescent;
 266         int ty = baseline - insetAscent;
 267
 268         if (ty < 0) {
 269             h += ty;
 270             ty = 0;
 271         }
 272         if ((ty + h) > pain.paperHeight())
 273             h = pain.paperHeight();
 274         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 275             w = pain.paperWidth();
 276         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 277         cleared = true;
 278         need_update = FULL;
 279     }
 280     if (!cleared && (need_update == NONE))
 281         return;
 282
 283     if (top_x != int(x)) {
 284         need_update = INIT;
 285         top_x = int(x);
 286 //      owner()->update(bv, f, true);
 287         bv->text->status = LyXText::CHANGED_IN_DRAW;
 288         return;
 289     }
 290
 291     top_baseline = baseline;
 292     top_y = baseline - ascent(bv, f);
 293     last_width = width(bv, f);
 294     last_height = ascent(bv, f) + descent(bv, f);
 295
 296     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 297         inset_x = cx(bv) - top_x + drawTextXOffset;
 298         inset_y = cy(bv) + drawTextYOffset;
 299     }
 300     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 301         x += width(bv, f);
 302         need_update = NONE;
 303         return;
 304     }
 305     x += 1; // place for border
 306     long int y = 0;
 307     Row * row = TEXT(bv)->GetRowNearY(y);
 308     y += baseline - row->ascent_of_text() + 1;
 309     if (cleared || !locked || (need_update == FULL)) {
 310         while (row != 0) {
 311             TEXT(bv)->GetVisibleRow(bv, y, int(x), row, y, cleared);
 312             y += row->height();
 313             row = row->next();
 314         }
 315     } else if (need_update == SELECTION) {
 316         bv->screen()->ToggleToggle(TEXT(bv), y, int(x));
 317     } else {
 318         locked = false;
 319         if (need_update == CURSOR) {
 320             bv->screen()->ToggleSelection(TEXT(bv), true, y, int(x));
 321             TEXT(bv)->ClearSelection();
 322             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 323         }
 324         bv->screen()->Update(TEXT(bv), y, int(x));
 325         locked = true;
 326     }
 327     TEXT(bv)->refresh_y = 0;
 328     TEXT(bv)->status = LyXText::UNCHANGED;
 329     if ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)) {
 330             pain.rectangle(top_x, baseline - insetAscent, insetWidth,
 331                            insetAscent + insetDescent, frame_color);
 332     } else if (need_update == CLEAR_FRAME) {
 333             pain.rectangle(top_x, baseline - insetAscent, insetWidth,
 334                            insetAscent + insetDescent,
 335                            LColor::background);
 336     }
 337     x += width(bv, f) - 1;
 338     if (bv->text->status==LyXText::CHANGED_IN_DRAW)
 339         need_update = INIT;
 340     else if (need_update != INIT)
 341         need_update = NONE;
 342 }
 343
 344
 345 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 346 {
 347     if (reinit) {  // && (need_update != CURSOR)) {
 348         need_update = INIT;
 349         resizeLyXText(bv);
 350         if (owner())
 351             owner()->update(bv, font, true);
 352         return;
 353     }
 354     if (the_locking_inset) {
 355         inset_x = cx(bv) - top_x + drawTextXOffset;
 356         inset_y = cy(bv) + drawTextYOffset;
 357         the_locking_inset->update(bv, font, reinit);
 358     }
 359     if (need_update == INIT) {
 360         resizeLyXText(bv);
 361         need_update = FULL;
 362 //      if (!owner() && bv->text)
 363 //          bv->text->UpdateInset(bv, this);
 364     }
 365     int oldw = insetWidth;
 366 #if 1
 367     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 368     // max(textWidth(bv->painter()),
 369     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 370     // (2 * TEXT_TO_INSET_OFFSET);
 371 #else
 372     insetWidth = textWidth(bv->painter());
 373     if (insetWidth < 0)
 374             insetWidth = static_cast<int>(TEXT(bv)->width);
 375 #endif
 376     if (oldw != insetWidth) {
 377 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 378 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 379         resizeLyXText(bv);
 380         need_update = FULL;
 381 #if 0
 382         if (owner()) {
 383             owner()->update(bv, font, reinit);
 384             return;
 385         } else {
 386             update(bv, font, reinit);
 387         }
 388 #else
 389 #if 1
 390         update(bv, font, reinit);
 391 #else
 392         UpdateLocal(bv, INIT, false);
 393 #endif
 394 #endif
 395         return;
 396     }
 397     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 398         the_locking_inset)
 399     {
 400         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 401     }
 402
 403     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 404         need_update = FULL;
 405
 406     long int y_temp = 0;
 407     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 408     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 409     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 410         TEXT_TO_INSET_OFFSET;
 411 }
 412
 413
 414 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 415 {
 416     TEXT(bv)->FullRebreak(bv);
 417     if (need_update != INIT) {
 418         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 419             need_update = FULL;
 420         else if (!the_locking_inset || (what != CURSOR))
 421             need_update = what;
 422     }
 423     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 424         TEXT(bv)->selection)
 425             bv->updateInset(this, mark_dirty);
 426     bv->owner()->showState();
 427     if (old_par != cpar(bv)) {
 428             bv->owner()->setLayout(cpar(bv)->GetLayout());
 429             old_par = cpar(bv);
 430     }
 431 }
 432
 433
 434 char const * InsetText::EditMessage() const
 435 {
 436     return _("Opened Text Inset");
 437 }
 438
 439
 440 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 441 {
 442 //    par->SetInsetOwner(this);
 443     UpdatableInset::Edit(bv, x, y, button);
 444
 445     if (!bv->lockInset(this)) {
 446         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 447         return;
 448     }
 449     locked = true;
 450     the_locking_inset = 0;
 451     inset_pos = inset_x = inset_y = 0;
 452     inset_par = 0;
 453     old_par = 0;
 454     if (!checkAndActivateInset(bv, x, y, button))
 455         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 456                                            y+TEXT(bv)->first+insetAscent);
 457     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 458     bv->text->FinishUndo();
 459     UpdateLocal(bv, FULL, false);
 460 }
 461
 462
 463 void InsetText::InsetUnlock(BufferView * bv)
 464 {
 465     if (the_locking_inset) {
 466         the_locking_inset->InsetUnlock(bv);
 467         the_locking_inset = 0;
 468     }
 469     HideInsetCursor(bv);
 470     no_selection = false;
 471     locked = false;
 472     TEXT(bv)->selection = 0;
 473     UpdateLocal(bv, CLEAR_FRAME, false);
 474     if (owner())
 475             bv->owner()->setLayout(owner()->getLyXText(bv)
 476                                     ->cursor.par()->GetLayout());
 477     else
 478             bv->owner()->setLayout(bv->text->cursor.par()->GetLayout());
 479 }
 480
 481
 482 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 483 {
 484     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 485     if (!inset)
 486         return false;
 487     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 488         lyxerr[Debug::INSETS] << "OK" << endl;
 489         the_locking_inset = inset;
 490         inset_x = cx(bv) - top_x + drawTextXOffset;
 491         inset_y = cy(bv) + drawTextYOffset;
 492         inset_pos = cpos(bv);
 493         inset_par = cpar(bv);
 494         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 495         return true;
 496     } else if (the_locking_inset && (the_locking_inset == inset)) {
 497         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 498             lyxerr[Debug::INSETS] << "OK" << endl;
 499             inset_x = cx(bv) - top_x + drawTextXOffset;
 500             inset_y = cy(bv) + drawTextYOffset;
 501         } else {
 502             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 503         }
 504     } else if (the_locking_inset) {
 505         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 506         return the_locking_inset->LockInsetInInset(bv, inset);
 507     }
 508     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 509     return false;
 510 }
 511
 512
 513 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 514                                    bool lr)
 515 {
 516     if (!the_locking_inset)
 517         return false;
 518     if (the_locking_inset == inset) {
 519         the_locking_inset->InsetUnlock(bv);
 520         TEXT(bv)->UpdateInset(bv, inset);
 521         the_locking_inset = 0;
 522         if (lr)
 523             moveRight(bv, false);
 524         old_par = 0; // force layout setting
 525         UpdateLocal(bv, CURSOR_PAR, false);
 526         return true;
 527     }
 528     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 529 }
 530
 531
 532 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 533 {
 534     if (!the_locking_inset)
 535         return false;
 536     if (the_locking_inset != inset) {
 537         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 538         need_update = CURSOR_PAR;
 539         return the_locking_inset->UpdateInsetInInset(bv, inset);
 540     }
 541 //    UpdateLocal(bv, FULL, false);
 542     if (TEXT(bv)->UpdateInset(bv, inset))
 543         UpdateLocal(bv, CURSOR_PAR, false);
 544     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 545         inset_x = cx(bv) - top_x + drawTextXOffset;
 546         inset_y = cy(bv) + drawTextYOffset;
 547     }
 548     return true;
 549 }
 550
 551
 552 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 553 {
 554     no_selection = false;
 555
 556     int tmp_x = x - drawTextXOffset;
 557 //    int tmp_y = y + TEXT(bv)->first + insetAscent;
 558     int tmp_y = y + insetAscent;
 559     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 560
 561     if (the_locking_inset) {
 562         if (the_locking_inset == inset) {
 563             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 564             return;
 565         } else if (inset) {
 566             // otherwise unlock the_locking_inset and lock the new inset
 567             the_locking_inset->InsetUnlock(bv);
 568             inset_x = cx(bv) - top_x + drawTextXOffset;
 569             inset_y = cy(bv) + drawTextYOffset;
 570             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 571             inset->Edit(bv, x - inset_x, y - inset_y, button);
 572             if (the_locking_inset) {
 573                 UpdateLocal(bv, CURSOR_PAR, false);
 574             }
 575             return;
 576         }
 577         // otherwise only unlock the_locking_inset
 578         the_locking_inset->InsetUnlock(bv);
 579         the_locking_inset = 0;
 580     }
 581     if (bv->the_locking_inset) {
 582         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 583             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 584             inset_x = cx(bv) - top_x + drawTextXOffset;
 585             inset_y = cy(bv) + drawTextYOffset;
 586             inset_pos = cpos(bv);
 587             inset_par = cpar(bv);
 588             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 589             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 590             if (the_locking_inset) {
 591                 UpdateLocal(bv, CURSOR_PAR, false);
 592             }
 593             return;
 594         }
 595     }
 596     if (!inset) {
 597         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 598                                            y+TEXT(bv)->first+insetAscent);
 599         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 600         UpdateLocal(bv, CURSOR, false);
 601         bv->owner()->setLayout(cpar(bv)->GetLayout());
 602         old_par = cpar(bv);
 603     }
 604 }
 605
 606
 607 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 608 {
 609     UpdatableInset * inset = 0;
 610
 611     if (the_locking_inset) {
 612             the_locking_inset->InsetButtonRelease(bv,
 613                                                   x - inset_x, y - inset_y,
 614                                                   button);
 615     } else {
 616         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 617             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 618             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 619                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 620             } else {
 621                 inset_x = cx(bv) - top_x + drawTextXOffset;
 622                 inset_y = cy(bv) + drawTextYOffset;
 623                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 624                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 625             }
 626             UpdateLocal(bv, CURSOR_PAR, false);
 627         }
 628     }
 629     no_selection = false;
 630 }
 631
 632
 633 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 634 {
 635     if (the_locking_inset) {
 636         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 637                                              y - inset_y,state);
 638         return;
 639     }
 640     if (!no_selection) {
 641         HideInsetCursor(bv);
 642         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 643                                            y+TEXT(bv)->first+insetAscent);
 644         TEXT(bv)->SetSelection();
 645         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 646             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 647             UpdateLocal(bv, SELECTION, false);
 648         ShowInsetCursor(bv);
 649     }
 650     no_selection = false;
 651 }
 652
 653
 654 void InsetText::InsetKeyPress(XKeyEvent * xke)
 655 {
 656     if (the_locking_inset) {
 657         the_locking_inset->InsetKeyPress(xke);
 658         return;
 659     }
 660 }
 661
 662
 663 UpdatableInset::RESULT
 664 InsetText::LocalDispatch(BufferView * bv,
 665                          int action, string const & arg)
 666 {
 667     no_selection = false;
 668     UpdatableInset::RESULT
 669         result= UpdatableInset::LocalDispatch(bv, action, arg);
 670     if (result != UNDISPATCHED) {
 671 //      resetPos(bv->painter());
 672         return DISPATCHED;
 673     }
 674
 675     result=DISPATCHED;
 676     if ((action < 0) && arg.empty())
 677         return FINISHED;
 678
 679     if (the_locking_inset) {
 680         result = the_locking_inset->LocalDispatch(bv, action, arg);
 681         if (result == DISPATCHED_NOUPDATE)
 682             return result;
 683         else if (result == DISPATCHED) {
 684             UpdateLocal(bv, CURSOR_PAR, false);
 685             return result;
 686         } else if (result == FINISHED) {
 687             switch(action) {
 688             case -1:
 689             case LFUN_RIGHT:
 690                 moveRight(bv, false);
 691                 break;
 692             case LFUN_DOWN:
 693                 moveDown(bv);
 694                 break;
 695             }
 696             the_locking_inset = 0;
 697             return DISPATCHED;
 698         }
 699     }
 700     HideInsetCursor(bv);
 701     switch (action) {
 702         // Normal chars
 703     case -1:
 704         if (bv->buffer()->isReadonly()) {
 705             LyXBell();
 706 //          setErrorMessage(N_("Document is read only"));
 707             break;
 708         }
 709         if (!arg.empty()) {
 710             /* Automatically delete the currently selected
 711              * text and replace it with what is being
 712              * typed in now. Depends on lyxrc settings
 713              * "auto_region_delete", which defaults to
 714              * true (on). */
 715
 716             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 717 #ifndef NEW_INSETS
 718                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 719                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 720 #else
 721                               bv->text->cursor.par()->previous,
 722                               bv->text->cursor.par()->next
 723 #endif
 724                     );
 725             if (lyxrc.auto_region_delete) {
 726                 if (TEXT(bv)->selection){
 727                     TEXT(bv)->CutSelection(bv, false);
 728                 }
 729             }
 730             TEXT(bv)->ClearSelection();
 731             for (string::size_type i = 0; i < arg.length(); ++i) {
 732                 bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 733             }
 734         }
 735         UpdateLocal(bv, CURSOR_PAR, true);
 736         break;
 737         // --- Cursor Movements ---------------------------------------------
 738     case LFUN_RIGHTSEL:
 739         bv->text->FinishUndo();
 740         moveRight(bv, false);
 741         TEXT(bv)->SetSelection();
 742         UpdateLocal(bv, SELECTION, false);
 743         break;
 744     case LFUN_RIGHT:
 745         result = moveRight(bv);
 746         bv->text->FinishUndo();
 747         UpdateLocal(bv, CURSOR, false);
 748         break;
 749     case LFUN_LEFTSEL:
 750         bv->text->FinishUndo();
 751         moveLeft(bv, false);
 752         TEXT(bv)->SetSelection();
 753         UpdateLocal(bv, SELECTION, false);
 754         break;
 755     case LFUN_LEFT:
 756         bv->text->FinishUndo();
 757         result= moveLeft(bv);
 758         UpdateLocal(bv, CURSOR, false);
 759         break;
 760     case LFUN_DOWNSEL:
 761         bv->text->FinishUndo();
 762         moveDown(bv);
 763         TEXT(bv)->SetSelection();
 764         UpdateLocal(bv, SELECTION, false);
 765         break;
 766     case LFUN_DOWN:
 767         bv->text->FinishUndo();
 768         result = moveDown(bv);
 769         UpdateLocal(bv, CURSOR, false);
 770         break;
 771     case LFUN_UPSEL:
 772         bv->text->FinishUndo();
 773         moveUp(bv);
 774         TEXT(bv)->SetSelection();
 775         UpdateLocal(bv, SELECTION, false);
 776         break;
 777     case LFUN_UP:
 778         bv->text->FinishUndo();
 779         result = moveUp(bv);
 780         UpdateLocal(bv, CURSOR, false);
 781         break;
 782     case LFUN_HOME:
 783         bv->text->FinishUndo();
 784         TEXT(bv)->CursorHome(bv);
 785         UpdateLocal(bv, CURSOR, false);
 786         break;
 787     case LFUN_END:
 788         TEXT(bv)->CursorEnd(bv);
 789         UpdateLocal(bv, CURSOR, false);
 790         break;
 791     case LFUN_BACKSPACE:
 792         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 793 #ifndef NEW_INSETS
 794           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 795           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 796 #else
 797           bv->text->cursor.par()->previous,
 798           bv->text->cursor.par()->next
 799 #endif
 800                 );
 801         TEXT(bv)->Backspace(bv);
 802         UpdateLocal(bv, CURSOR_PAR, true);
 803         break;
 804     case LFUN_DELETE:
 805         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 806 #ifndef NEW_INSETS
 807           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 808           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 809 #else
 810           bv->text->cursor.par()->previous,
 811           bv->text->cursor.par()->next
 812 #endif
 813                 );
 814         TEXT(bv)->Delete(bv);
 815         UpdateLocal(bv, CURSOR_PAR, true);
 816         break;
 817     case LFUN_CUT:
 818         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 819 #ifndef NEW_INSETS
 820           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 821           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 822 #else
 823           bv->text->cursor.par()->previous,
 824           bv->text->cursor.par()->next
 825 #endif
 826                 );
 827         TEXT(bv)->CutSelection(bv);
 828         UpdateLocal(bv, CURSOR_PAR, true);
 829         break;
 830     case LFUN_COPY:
 831         bv->text->FinishUndo();
 832         TEXT(bv)->CopySelection(bv);
 833         UpdateLocal(bv, CURSOR_PAR, false);
 834         break;
 835     case LFUN_PASTE:
 836         if (!autoBreakRows) {
 837             CutAndPaste cap;
 838
 839             if (cap.nrOfParagraphs() > 1) {
 840                 WriteAlert(_("Impossible operation"),
 841                            _("Cannot include more than one paragraph!"),
 842                            _("Sorry."));
 843                 break;
 844             }
 845         }
 846         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 847 #ifndef NEW_INSETS
 848           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 849           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 850 #else
 851           bv->text->cursor.par()->previous,
 852           bv->text->cursor.par()->next
 853 #endif
 854                 );
 855         TEXT(bv)->PasteSelection(bv);
 856         UpdateLocal(bv, CURSOR_PAR, true);
 857         break;
 858     case LFUN_BREAKPARAGRAPH:
 859         if (!autoBreakRows)
 860             return DISPATCHED;
 861         TEXT(bv)->BreakParagraph(bv, 0);
 862         UpdateLocal(bv, FULL, true);
 863         break;
 864     case LFUN_BREAKLINE:
 865         if (!autoBreakRows)
 866             return DISPATCHED;
 867         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 868 #ifndef NEW_INSETS
 869             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 870             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 871 #else
 872             bv->text->cursor.par()->previous,
 873             bv->text->cursor.par()->next
 874 #endif
 875                 );
 876         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
 877         UpdateLocal(bv, CURSOR_PAR, true);
 878         break;
 879     case LFUN_LAYOUT:
 880     {
 881       static LyXTextClass::size_type cur_layout = cpar(bv)->layout;
 882
 883         // Derive layout number from given argument (string)
 884         // and current buffer's textclass (number). */
 885         LyXTextClassList::ClassList::size_type tclass =
 886             bv->buffer()->params.textclass;
 887         std::pair <bool, LyXTextClass::size_type> layout =
 888             textclasslist.NumberOfLayout(tclass, arg);
 889
 890         // If the entry is obsolete, use the new one instead.
 891         if (layout.first) {
 892             string obs = textclasslist.Style(tclass,layout.second).
 893                 obsoleted_by();
 894             if (!obs.empty())
 895                 layout = textclasslist.NumberOfLayout(tclass, obs);
 896         }
 897
 898         // see if we found the layout number:
 899         if (!layout.first) {
 900             string msg = string(N_("Layout ")) + arg + N_(" not known");
 901
 902             bv->owner()->getMiniBuffer()->Set(msg);
 903             break;
 904         }
 905
 906         if (cur_layout != layout.second) {
 907             cur_layout = layout.second;
 908             TEXT(bv)->SetLayout(bv, layout.second);
 909             bv->owner()->setLayout(cpar(bv)->GetLayout());
 910             UpdateLocal(bv, CURSOR_PAR, true);
 911         }
 912     }
 913     break;
 914     case LFUN_PARAGRAPH_SPACING:
 915             // This one is absolutely not working. When fiddling with this
 916             // it also seems to me that the paragraphs inside the insettext
 917             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
 918     {
 919             LyXParagraph * par = TEXT(bv)->cursor.par();
 920             Spacing::Space cur_spacing = par->spacing.getSpace();
 921             float cur_value = 1.0;
 922             if (cur_spacing == Spacing::Other) {
 923                     cur_value = par->spacing.getValue();
 924             }
 925
 926 #ifdef HAVE_SSTREAM
 927             std::istringstream istr(arg.c_str());
 928 #else
 929             istrstream istr(arg.c_str());
 930 #endif
 931             string tmp;
 932             istr >> tmp;
 933             Spacing::Space new_spacing = cur_spacing;
 934             float new_value = cur_value;
 935             if (tmp.empty()) {
 936                     lyxerr << "Missing argument to `paragraph-spacing'"
 937                            << endl;
 938             } else if (tmp == "single") {
 939                     new_spacing = Spacing::Single;
 940             } else if (tmp == "onehalf") {
 941                     new_spacing = Spacing::Onehalf;
 942             } else if (tmp == "double") {
 943                     new_spacing = Spacing::Double;
 944             } else if (tmp == "other") {
 945                     new_spacing = Spacing::Other;
 946                     float tmpval = 0.0;
 947                     istr >> tmpval;
 948                     lyxerr << "new_value = " << tmpval << endl;
 949                     if (tmpval != 0.0)
 950                             new_value = tmpval;
 951             } else if (tmp == "default") {
 952                     new_spacing = Spacing::Default;
 953             } else {
 954                     lyxerr << _("Unknown spacing argument: ")
 955                            << arg << endl;
 956             }
 957             if (cur_spacing != new_spacing || cur_value != new_value) {
 958                     par->spacing.set(new_spacing, new_value);
 959                     //TEXT(bv)->RedoParagraph(owner->view());
 960                     UpdateLocal(bv, CURSOR_PAR, true);
 961                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 962             }
 963     }
 964     break;
 965
 966     default:
 967         result = UNDISPATCHED;
 968         break;
 969     }
 970     if (result != FINISHED) {
 971         ShowInsetCursor(bv);
 972     } else
 973         bv->unlockInset(this);
 974     return result;
 975 }
 976
 977
 978 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
 979 {
 980     TexRow texrow;
 981     buf->latexParagraphs(os, par, 0, texrow);
 982     return texrow.rows();
 983 }
 984
 985
 986 void InsetText::Validate(LaTeXFeatures & features) const
 987 {
 988     LyXParagraph * p = par;
 989     while(p) {
 990         p->validate(features);
 991         p = p->next;
 992     }
 993 }
 994
 995
 996 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
 997 {
 998     if (textclasslist.Style(buf->params.textclass,
 999                             p->GetLayout()).labeltype != LABEL_MANUAL)
1000         return 0;
1001     else
1002         return p->BeginningOfMainBody();
1003 }
1004
1005
1006 void InsetText::GetCursorPos(BufferView * bv, int & x, int & y) const
1007 {
1008     x = cx(bv);
1009     y = cy(bv);
1010 }
1011
1012
1013 int InsetText::InsetInInsetY()
1014 {
1015     if (!the_locking_inset)
1016         return 0;
1017
1018     return (inset_y + the_locking_inset->InsetInInsetY());
1019 }
1020
1021
1022 void InsetText::ToggleInsetCursor(BufferView * bv)
1023 {
1024     if (the_locking_inset) {
1025         the_locking_inset->ToggleInsetCursor(bv);
1026         return;
1027     }
1028
1029     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1030
1031     int asc = lyxfont::maxAscent(font);
1032     int desc = lyxfont::maxDescent(font);
1033
1034     if (cursor_visible)
1035         bv->hideLockedInsetCursor();
1036     else
1037         bv->showLockedInsetCursor(cx(bv)-1, cy(bv),
1038                                   asc, desc);
1039     cursor_visible = !cursor_visible;
1040 }
1041
1042
1043 void InsetText::ShowInsetCursor(BufferView * bv)
1044 {
1045     if (the_locking_inset) {
1046         the_locking_inset->ShowInsetCursor(bv);
1047         return;
1048     }
1049     if (!cursor_visible) {
1050         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1051
1052         int asc = lyxfont::maxAscent(font);
1053         int desc = lyxfont::maxDescent(font);
1054
1055         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1056         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1057         cursor_visible = true;
1058     }
1059 }
1060
1061
1062 void InsetText::HideInsetCursor(BufferView * bv)
1063 {
1064     if (cursor_visible) {
1065         bv->hideLockedInsetCursor();
1066         cursor_visible = false;
1067     }
1068     if (the_locking_inset)
1069         the_locking_inset->HideInsetCursor(bv);
1070 }
1071
1072
1073 UpdatableInset::RESULT
1074 InsetText::moveRight(BufferView * bv, bool activate_inset)
1075 {
1076     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1077         return FINISHED;
1078     if (activate_inset && checkAndActivateInset(bv, false))
1079         return DISPATCHED;
1080     TEXT(bv)->CursorRight(bv);
1081     return DISPATCHED_NOUPDATE;
1082 }
1083
1084
1085 UpdatableInset::RESULT
1086 InsetText::moveLeft(BufferView * bv, bool activate_inset)
1087 {
1088     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1089         return FINISHED;
1090     TEXT(bv)->CursorLeft(bv);
1091     if (activate_inset && checkAndActivateInset(bv, true))
1092         return DISPATCHED;
1093     return DISPATCHED_NOUPDATE;
1094 }
1095
1096
1097 UpdatableInset::RESULT
1098 InsetText::moveUp(BufferView * bv)
1099 {
1100     if (!crow(bv)->previous())
1101         return FINISHED;
1102     TEXT(bv)->CursorUp(bv);
1103     return DISPATCHED_NOUPDATE;
1104 }
1105
1106
1107 UpdatableInset::RESULT
1108 InsetText::moveDown(BufferView * bv)
1109 {
1110     if (!crow(bv)->next())
1111         return FINISHED;
1112     TEXT(bv)->CursorDown(bv);
1113     return DISPATCHED_NOUPDATE;
1114 }
1115
1116
1117 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1118 {
1119     if (the_locking_inset) {
1120         if (the_locking_inset->InsertInsetAllowed(inset))
1121             return the_locking_inset->InsertInset(bv, inset);
1122         return false;
1123     }
1124     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1125 #ifndef NEW_INSETS
1126               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1127               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1128 #else
1129               bv->text->cursor.par()->previous,
1130               bv->text->cursor.par()->next
1131 #endif
1132             );
1133     if (inset->Editable() == Inset::IS_EDITABLE) {
1134         UpdatableInset * i = static_cast<UpdatableInset *>(inset);
1135         i->setOwner(static_cast<UpdatableInset *>(this));
1136     }
1137     TEXT(bv)->InsertInset(bv, inset);
1138     TEXT(bv)->selection = 0;
1139     UpdateLocal(bv, CURSOR_PAR, true);
1140     static_cast<UpdatableInset*>(inset)->Edit(bv, 0, 0, 0);
1141     return true;
1142 }
1143
1144
1145 UpdatableInset * InsetText::GetLockingInset()
1146 {
1147     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1148 }
1149
1150
1151 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1152 {
1153     if (c == LyxCode())
1154         return this;
1155     if (the_locking_inset)
1156         return the_locking_inset->GetFirstLockingInsetOfType(c);
1157     return 0;
1158 }
1159
1160
1161 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1162 {
1163     TEXT(bv)->SetFont(bv, font, toggleall);
1164 }
1165
1166
1167 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1168 {
1169     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1170         int x, y;
1171         Inset * inset =
1172             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1173         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1174             return false;
1175         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1176         if (behind) {
1177             x = inset->width(bv, font);
1178             y = inset->descent(bv, font);
1179         } else {
1180             x = y = 0;
1181         }
1182         inset_x = cx(bv) - top_x + drawTextXOffset;
1183         inset_y = cy(bv) + drawTextYOffset;
1184         inset->Edit(bv, x-inset_x, y-inset_y, 0);
1185         if (!the_locking_inset)
1186             return false;
1187         UpdateLocal(bv, CURSOR_PAR, false);
1188         return true;
1189     }
1190     return false;
1191 }
1192
1193
1194 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1195                                       int button)
1196 {
1197     int tmp_x = x - drawTextXOffset;
1198     int tmp_y = y + insetAscent;
1199     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
1200
1201     if (inset) {
1202         if (x < 0)
1203             x = insetWidth;
1204         if (y < 0)
1205             y = insetDescent;
1206         inset_x = cx(bv) - top_x + drawTextXOffset;
1207         inset_y = cy(bv) + drawTextYOffset;
1208         inset->Edit(bv, x - inset_x, y - inset_y, button);
1209         if (!the_locking_inset)
1210             return false;
1211         UpdateLocal(bv, CURSOR_PAR, false);
1212         return true;
1213     }
1214     return false;
1215 }
1216
1217
1218 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1219 {
1220     int w = UpdatableInset::getMaxWidth(pain, inset);
1221     if (w < 0) {
1222         return w;
1223     }
1224     if (owner()) {
1225         w = w - top_x + owner()->x();
1226         return w;
1227     }
1228     w -= (2 * TEXT_TO_INSET_OFFSET);
1229     return w - top_x;
1230 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1231 }
1232
1233
1234 void InsetText::SetParagraphData(LyXParagraph *p)
1235 {
1236     LyXParagraph * np;
1237
1238     if (par) {
1239         np = par->next;
1240         delete par;
1241         while(np) {
1242             par = np;
1243             np = np->next;
1244             delete par;
1245         }
1246     }
1247     par = p->Clone();
1248     par->SetInsetOwner(this);
1249     np = par;
1250     while(p->next) {
1251         p = p->next;
1252         np->next = p->Clone();
1253         np->next->previous = np;
1254         np = np->next;
1255         np->SetInsetOwner(this);
1256     }
1257     need_update = INIT;
1258 }
1259
1260
1261 void InsetText::SetAutoBreakRows(bool flag)
1262 {
1263     if (flag != autoBreakRows) {
1264         autoBreakRows = flag;
1265         need_update = FULL;
1266         if (!flag)
1267             removeNewlines();
1268     }
1269 }
1270
1271
1272 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1273 {
1274     if (how != drawFrame) {
1275         drawFrame = how;
1276         if (bv)
1277             UpdateLocal(bv, DRAW_FRAME, false);
1278     }
1279 }
1280
1281
1282 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1283 {
1284     if (frame_color != col) {
1285         frame_color = col;
1286         if (bv)
1287             UpdateLocal(bv, DRAW_FRAME, false);
1288     }
1289 }
1290
1291 #if 0
1292 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1293 {
1294     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1295 }
1296 #endif
1297
1298 int InsetText::cx(BufferView * bv) const
1299 {
1300     return TEXT(bv)->cursor.x() + top_x + 1;
1301 }
1302
1303
1304 int InsetText::cy(BufferView * bv) const
1305 {
1306     LyXFont font;
1307     return TEXT(bv)->cursor.y() - ascent(bv, font);
1308 }
1309
1310
1311 int InsetText::cpos(BufferView * bv) const
1312 {
1313     return TEXT(bv)->cursor.pos();
1314 }
1315
1316
1317 LyXParagraph * InsetText::cpar(BufferView * bv) const
1318 {
1319     return TEXT(bv)->cursor.par();
1320 }
1321
1322
1323 Row * InsetText::crow(BufferView * bv) const
1324 {
1325     return TEXT(bv)->cursor.row();
1326 }
1327
1328
1329 LyXText * InsetText::getLyXText(BufferView * bv) const
1330 {
1331     if (cache.find(bv) != cache.end())
1332         return cache[bv];
1333     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1334     lt->init(bv);
1335     cache[bv] = lt;
1336     if (the_locking_inset) {
1337         lt->SetCursor(bv, inset_par, inset_pos);
1338     }
1339     return lt;
1340 }
1341
1342
1343 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1344 {
1345     cache.erase(bv);
1346     if (recursive) {
1347         /// then remove all LyXText in text-insets
1348         LyXParagraph * p = par;
1349         for(;p;p = p->next) {
1350             p->deleteInsetsLyXText(bv);
1351         }
1352     }
1353 }
1354
1355 void InsetText::resizeLyXText(BufferView * bv) const
1356 {
1357     if (!par->next && !par->size()) // not neccessary!
1358         return;
1359
1360     LyXParagraph * lpar = 0;
1361     LyXParagraph * selstartpar = 0;
1362     LyXParagraph * selendpar = 0;
1363     int pos = 0;
1364     int selstartpos = 0;
1365     int selendpos = 0;
1366     int selection = 0;
1367     int mark_set = 0;
1368
1369 //    ProhibitInput(bv);
1370
1371     lpar = TEXT(bv)->cursor.par();
1372     pos = TEXT(bv)->cursor.pos();
1373     selstartpar = TEXT(bv)->sel_start_cursor.par();
1374     selstartpos = TEXT(bv)->sel_start_cursor.pos();
1375     selendpar = TEXT(bv)->sel_end_cursor.par();
1376     selendpos = TEXT(bv)->sel_end_cursor.pos();
1377     selection = TEXT(bv)->selection;
1378     mark_set = TEXT(bv)->mark_set;
1379     deleteLyXText(bv, (the_locking_inset == 0));
1380
1381     if (lpar) {
1382         TEXT(bv)->selection = true;
1383         /* at this point just to avoid the Delete-Empty-Paragraph
1384          * Mechanism when setting the cursor */
1385         TEXT(bv)->mark_set = mark_set;
1386         if (selection) {
1387             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos);
1388             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1389             TEXT(bv)->SetCursor(bv, selendpar, selendpos);
1390             TEXT(bv)->SetSelection();
1391             TEXT(bv)->SetCursor(bv, lpar, pos);
1392         } else {
1393             TEXT(bv)->SetCursor(bv, lpar, pos);
1394             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1395             TEXT(bv)->selection = false;
1396         }
1397     }
1398     if (bv->screen())
1399             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1400     // this will scroll the screen such that the cursor becomes visible
1401     bv->updateScrollbar();
1402 //    AllowInput(bv);
1403     if (the_locking_inset) {
1404         /// then resize all LyXText in text-insets
1405         inset_x = cx(bv) - top_x + drawTextXOffset;
1406         inset_y = cy(bv) + drawTextYOffset;
1407         LyXParagraph * p = par;
1408         for(;p;p = p->next) {
1409             p->resizeInsetsLyXText(bv);
1410         }
1411     }
1412     need_update = FULL;
1413 }
1414
1415
1416 void InsetText::removeNewlines()
1417 {
1418     LyXParagraph * p = par;
1419
1420     for(;p; p = p->next) {
1421         for(int i = 0; i < p->Last(); ++i) {
1422             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1423                 p->Erase(i);
1424         }
1425     }
1426 }