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 #include "WorkArea.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
  83 void InsetText::init(InsetText const * ins)
  84 {
  85     top_y = last_width = last_height = 0;
  86     insetAscent = insetDescent = insetWidth = 0;
  87     the_locking_inset = 0;
  88     cursor_visible = false;
  89     interline_space = 1;
  90     no_selection = false;
  91     need_update = INIT;
  92     drawTextXOffset = drawTextYOffset = 0;
  93     autoBreakRows = false;
  94     drawFrame = NEVER;
  95     xpos = 0.0;
  96     if (ins) {
  97         SetParagraphData(ins->par);
  98         autoBreakRows = ins->autoBreakRows;
  99         drawFrame = ins->drawFrame;
 100     }
 101     par->SetInsetOwner(this);
 102     frame_color = LColor::insetframe;
 103     locked = false;
 104     old_par = 0;
 105 }
 106
 107
 108 InsetText::~InsetText()
 109 {
 110     LyXParagraph * p = par->next;
 111     delete par;
 112     while(p) {
 113         par = p;
 114         p = p->next;
 115         delete par;
 116     }
 117 }
 118
 119
 120 void InsetText::clear()
 121 {
 122     LyXParagraph * p = par->next;
 123     delete par;
 124     while(p) {
 125         par = p;
 126         p = p->next;
 127         delete par;
 128     }
 129     par = new LyXParagraph();
 130 }
 131
 132
 133 Inset * InsetText::Clone() const
 134 {
 135     InsetText * t = new InsetText(*this);
 136     return t;
 137 }
 138
 139
 140 void InsetText::Write(Buffer const * buf, ostream & os) const
 141 {
 142     os << "Text\n";
 143     WriteParagraphData(buf, os);
 144 }
 145
 146
 147 void InsetText::WriteParagraphData(Buffer const * buf, ostream & os) const
 148 {
 149     par->writeFile(buf, os, buf->params, 0, 0);
 150 }
 151
 152
 153 void InsetText::Read(Buffer const * buf, LyXLex & lex)
 154 {
 155     string token;
 156     int pos = 0;
 157     LyXParagraph * return_par = 0;
 158     char depth = 0; // signed or unsigned?
 159 #ifndef NEW_INSETS
 160     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 161     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 162 #endif
 163     LyXFont font(LyXFont::ALL_INHERIT);
 164
 165     LyXParagraph * p = par->next;
 166     delete par;
 167     while(p) {
 168         par = p;
 169         p = p->next;
 170         delete par;
 171     }
 172     par = new LyXParagraph;
 173     while (lex.IsOK()) {
 174         lex.nextToken();
 175         token = lex.GetString();
 176         if (token.empty())
 177             continue;
 178         if (token == "\\end_inset")
 179             break;
 180         if (const_cast<Buffer*>(buf)->
 181             parseSingleLyXformat2Token(lex, par, return_par,token, pos, depth,
 182                                        font
 183 #ifndef NEW_INSETS
 184                                        , footnoteflag, footnotekind
 185 #endif
 186                                        ))
 187         {
 188             // the_end read this should NEVER happen
 189             lex.printError("\\the_end read in inset! Error in document!");
 190             return;
 191         }
 192     }
 193     if (!return_par)
 194             return_par = par;
 195     par = return_par;
 196     while(return_par) {
 197         return_par->SetInsetOwner(this);
 198         return_par = return_par->next;
 199     }
 200
 201     if (token != "\\end_inset") {
 202         lex.printError("Missing \\end_inset at this point. "
 203                        "Read: `$$Token'");
 204     }
 205     need_update = INIT;
 206 }
 207
 208
 209 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 210 {
 211     long int y_temp = 0;
 212     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 213     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 214     return insetAscent;
 215 }
 216
 217
 218 int InsetText::descent(BufferView * bv, LyXFont const &) const
 219 {
 220     long int y_temp = 0;
 221     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 222     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 223         TEXT_TO_INSET_OFFSET;
 224     return insetDescent;
 225 }
 226
 227
 228 int InsetText::width(BufferView * bv, LyXFont const &) const
 229 {
 230     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 231     return insetWidth;
 232 }
 233
 234
 235 int InsetText::textWidth(Painter & pain) const
 236 {
 237     int w = getMaxWidth(pain, this);
 238     return w;
 239 }
 240
 241
 242 void InsetText::draw(BufferView * bv, LyXFont const & f,
 243                      int baseline, float & x, bool cleared) const
 244 {
 245     Painter & pain = bv->painter();
 246
 247     // no draw is necessary !!!
 248     if ((drawFrame == LOCKED) && !locked && !par->size()) {
 249         if (!cleared && (need_update == CLEAR_FRAME)) {
 250             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 251                            width(bv, f) - 1,
 252                            insetAscent + insetDescent - 1,
 253                            LColor::background);
 254         }
 255         top_x = int(x);
 256         top_baseline = baseline;
 257         x += width(bv, f);
 258         need_update = NONE;
 259         return;
 260     }
 261
 262     xpos = x;
 263     UpdatableInset::draw(bv, f, baseline, x, cleared);
 264
 265     if (!cleared && ((need_update==FULL) || (top_x!=int(x)) ||
 266                      (top_baseline!=baseline))) {
 267         int w =  insetWidth;
 268         int h = insetAscent + insetDescent;
 269         int ty = baseline - insetAscent;
 270
 271         if (ty < 0) {
 272             h += ty;
 273             ty = 0;
 274         }
 275         if ((ty + h) > pain.paperHeight())
 276             h = pain.paperHeight();
 277         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 278             w = pain.paperWidth();
 279         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 280         cleared = true;
 281         need_update = FULL;
 282     }
 283     if (!cleared && (need_update == NONE))
 284         return;
 285
 286     if (top_x != int(x)) {
 287         need_update = INIT;
 288         top_x = int(x);
 289         bv->text->status = LyXText::CHANGED_IN_DRAW;
 290         return;
 291     }
 292
 293     top_baseline = baseline;
 294     top_y = baseline - ascent(bv, f);
 295     last_width = width(bv, f);
 296     last_height = ascent(bv, f) + descent(bv, f);
 297
 298     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 299         inset_x = cx(bv) - top_x + drawTextXOffset;
 300         inset_y = cy(bv) + drawTextYOffset;
 301     }
 302     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 303         x += width(bv, f);
 304         need_update = NONE;
 305         return;
 306     }
 307     x += TEXT_TO_INSET_OFFSET;
 308     long int y = 0;
 309     Row * row = TEXT(bv)->GetRowNearY(y);
 310     y += baseline - row->ascent_of_text();
 311     if (cleared || !locked || (need_update == FULL)) {
 312         while (row != 0) {
 313             TEXT(bv)->GetVisibleRow(bv, y, int(x), row, y, cleared);
 314             y += row->height();
 315             row = row->next();
 316         }
 317     } else if (need_update == SELECTION) {
 318         bv->screen()->ToggleToggle(TEXT(bv), y, int(x));
 319     } else {
 320         locked = false;
 321         if (need_update == CURSOR) {
 322             bv->screen()->ToggleSelection(TEXT(bv), true, y, int(x));
 323             TEXT(bv)->ClearSelection();
 324             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 325         }
 326         bv->screen()->Update(TEXT(bv), y, int(x));
 327         locked = true;
 328     }
 329     TEXT(bv)->refresh_y = 0;
 330     TEXT(bv)->status = LyXText::UNCHANGED;
 331     if ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)) {
 332             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 333                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 334                            frame_color);
 335     } else if (need_update == CLEAR_FRAME) {
 336             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 337                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 338                            LColor::background);
 339     }
 340     x += width(bv, f) - TEXT_TO_INSET_OFFSET;
 341     if (bv->text->status==LyXText::CHANGED_IN_DRAW)
 342         need_update = INIT;
 343     else if (need_update != INIT)
 344         need_update = NONE;
 345 }
 346
 347
 348 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 349 {
 350     if (reinit) {  // && (need_update != CURSOR)) {
 351         need_update = INIT;
 352         resizeLyXText(bv);
 353         if (owner())
 354             owner()->update(bv, font, true);
 355         return;
 356     }
 357     if (the_locking_inset) {
 358         inset_x = cx(bv) - top_x + drawTextXOffset;
 359         inset_y = cy(bv) + drawTextYOffset;
 360         the_locking_inset->update(bv, font, reinit);
 361     }
 362     if (need_update == INIT) {
 363         resizeLyXText(bv);
 364         need_update = FULL;
 365 //      if (!owner() && bv->text)
 366 //          bv->text->UpdateInset(bv, this);
 367     }
 368     int oldw = insetWidth;
 369 #if 1
 370     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 371     // max(textWidth(bv->painter()),
 372     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 373     // (2 * TEXT_TO_INSET_OFFSET);
 374 #else
 375     insetWidth = textWidth(bv->painter());
 376     if (insetWidth < 0)
 377             insetWidth = static_cast<int>(TEXT(bv)->width);
 378 #endif
 379     if (oldw != insetWidth) {
 380 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 381 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 382         resizeLyXText(bv);
 383         need_update = FULL;
 384 #if 0
 385         if (owner()) {
 386             owner()->update(bv, font, reinit);
 387             return;
 388         } else {
 389             update(bv, font, reinit);
 390         }
 391 #else
 392 #if 1
 393         update(bv, font, reinit);
 394 #else
 395         UpdateLocal(bv, INIT, false);
 396 #endif
 397 #endif
 398         return;
 399     }
 400     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 401         the_locking_inset)
 402     {
 403         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 404     }
 405
 406     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 407         need_update = FULL;
 408
 409     long int y_temp = 0;
 410     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 411     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 412     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 413         TEXT_TO_INSET_OFFSET;
 414 }
 415
 416
 417 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 418 {
 419     TEXT(bv)->FullRebreak(bv);
 420     if (need_update != INIT) {
 421         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 422             need_update = FULL;
 423         else if (!the_locking_inset || (what != CURSOR))
 424             need_update = what;
 425     }
 426     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 427         TEXT(bv)->selection)
 428             bv->updateInset(this, mark_dirty);
 429     bv->owner()->showState();
 430     if (old_par != cpar(bv)) {
 431             bv->owner()->setLayout(cpar(bv)->GetLayout());
 432             old_par = cpar(bv);
 433     }
 434 }
 435
 436
 437 string const InsetText::EditMessage() const
 438 {
 439     return _("Opened Text Inset");
 440 }
 441
 442
 443 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 444 {
 445 //    par->SetInsetOwner(this);
 446     UpdatableInset::Edit(bv, x, y, button);
 447
 448     if (!bv->lockInset(this)) {
 449         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 450         return;
 451     }
 452     locked = true;
 453     the_locking_inset = 0;
 454     inset_pos = inset_x = inset_y = 0;
 455     inset_par = 0;
 456     old_par = 0;
 457     if (!checkAndActivateInset(bv, x, y, button))
 458         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 459                                            y+TEXT(bv)->first+insetAscent);
 460     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 461     bv->text->FinishUndo();
 462     UpdateLocal(bv, FULL, false);
 463 }
 464
 465
 466 void InsetText::InsetUnlock(BufferView * bv)
 467 {
 468     if (the_locking_inset) {
 469         the_locking_inset->InsetUnlock(bv);
 470         the_locking_inset = 0;
 471     }
 472     HideInsetCursor(bv);
 473     no_selection = false;
 474     locked = false;
 475     TEXT(bv)->selection = 0;
 476     UpdateLocal(bv, CLEAR_FRAME, false);
 477     if (owner())
 478             bv->owner()->setLayout(owner()->getLyXText(bv)
 479                                     ->cursor.par()->GetLayout());
 480     else
 481             bv->owner()->setLayout(bv->text->cursor.par()->GetLayout());
 482 }
 483
 484
 485 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 486 {
 487     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 488     if (!inset)
 489         return false;
 490     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 491         lyxerr[Debug::INSETS] << "OK" << endl;
 492         the_locking_inset = inset;
 493         inset_x = cx(bv) - top_x + drawTextXOffset;
 494         inset_y = cy(bv) + drawTextYOffset;
 495         inset_pos = cpos(bv);
 496         inset_par = cpar(bv);
 497         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 498         return true;
 499     } else if (the_locking_inset && (the_locking_inset == inset)) {
 500         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 501             lyxerr[Debug::INSETS] << "OK" << endl;
 502             inset_x = cx(bv) - top_x + drawTextXOffset;
 503             inset_y = cy(bv) + drawTextYOffset;
 504         } else {
 505             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 506         }
 507     } else if (the_locking_inset) {
 508         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 509         return the_locking_inset->LockInsetInInset(bv, inset);
 510     }
 511     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 512     return false;
 513 }
 514
 515
 516 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 517                                    bool lr)
 518 {
 519     if (!the_locking_inset)
 520         return false;
 521     if (the_locking_inset == inset) {
 522         the_locking_inset->InsetUnlock(bv);
 523         TEXT(bv)->UpdateInset(bv, inset);
 524         the_locking_inset = 0;
 525         if (lr)
 526             moveRight(bv, false);
 527         old_par = 0; // force layout setting
 528         UpdateLocal(bv, CURSOR_PAR, false);
 529         return true;
 530     }
 531     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 532 }
 533
 534
 535 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 536 {
 537     if (!the_locking_inset)
 538         return false;
 539     if (the_locking_inset != inset) {
 540         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 541         need_update = CURSOR_PAR;
 542         return the_locking_inset->UpdateInsetInInset(bv, inset);
 543     }
 544 //    UpdateLocal(bv, FULL, false);
 545     if (TEXT(bv)->UpdateInset(bv, inset))
 546         UpdateLocal(bv, CURSOR_PAR, false);
 547     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 548         inset_x = cx(bv) - top_x + drawTextXOffset;
 549         inset_y = cy(bv) + drawTextYOffset;
 550     }
 551     return true;
 552 }
 553
 554
 555 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 556 {
 557     no_selection = false;
 558
 559     int tmp_x = x - drawTextXOffset;
 560     int tmp_y = y + insetAscent;
 561     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 562
 563     HideInsetCursor(bv);
 564     if (the_locking_inset) {
 565         if (the_locking_inset == inset) {
 566             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 567             return;
 568         } else if (inset) {
 569             // otherwise unlock the_locking_inset and lock the new inset
 570             the_locking_inset->InsetUnlock(bv);
 571             inset_x = cx(bv) - top_x + drawTextXOffset;
 572             inset_y = cy(bv) + drawTextYOffset;
 573             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 574             inset->Edit(bv, x - inset_x, y - inset_y, button);
 575             if (the_locking_inset) {
 576                 UpdateLocal(bv, CURSOR_PAR, false);
 577             }
 578             return;
 579         }
 580         // otherwise only unlock the_locking_inset
 581         the_locking_inset->InsetUnlock(bv);
 582         the_locking_inset = 0;
 583     }
 584     if (bv->the_locking_inset) {
 585         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 586             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 587             inset_x = cx(bv) - top_x + drawTextXOffset;
 588             inset_y = cy(bv) + drawTextYOffset;
 589             inset_pos = cpos(bv);
 590             inset_par = cpar(bv);
 591             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 592             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 593             if (the_locking_inset) {
 594                 UpdateLocal(bv, CURSOR_PAR, false);
 595             }
 596             return;
 597         }
 598     }
 599     if (!inset) {
 600         bool paste_internally = false;
 601         if ((button == 2) && TEXT(bv)->selection) {
 602             LocalDispatch(bv, LFUN_COPY, "");
 603             paste_internally = true;
 604         }
 605         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 606                                            y+TEXT(bv)->first+insetAscent);
 607         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 608         UpdateLocal(bv, CURSOR, false);
 609         bv->owner()->setLayout(cpar(bv)->GetLayout());
 610         old_par = cpar(bv);
 611         // Insert primary selection with middle mouse
 612         // if there is a local selection in the current buffer,
 613         // insert this
 614         if (button == 2) {
 615             if (paste_internally)
 616                 LocalDispatch(bv, LFUN_PASTE, "");
 617             else
 618                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 619         }
 620     }
 621     ShowInsetCursor(bv);
 622 }
 623
 624
 625 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 626 {
 627     UpdatableInset * inset = 0;
 628
 629     if (the_locking_inset) {
 630             the_locking_inset->InsetButtonRelease(bv,
 631                                                   x - inset_x, y - inset_y,
 632                                                   button);
 633     } else {
 634         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 635             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 636             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 637                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 638             } else {
 639                 inset_x = cx(bv) - top_x + drawTextXOffset;
 640                 inset_y = cy(bv) + drawTextYOffset;
 641                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 642                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 643             }
 644             UpdateLocal(bv, CURSOR_PAR, false);
 645         }
 646     }
 647     no_selection = false;
 648 }
 649
 650
 651 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 652 {
 653     if (the_locking_inset) {
 654         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 655                                              y - inset_y,state);
 656         return;
 657     }
 658     if (!no_selection) {
 659         HideInsetCursor(bv);
 660         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 661                                            y+TEXT(bv)->first+insetAscent);
 662         TEXT(bv)->SetSelection();
 663         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 664             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 665             UpdateLocal(bv, SELECTION, false);
 666         ShowInsetCursor(bv);
 667     }
 668     no_selection = false;
 669 }
 670
 671
 672 void InsetText::InsetKeyPress(XKeyEvent * xke)
 673 {
 674     if (the_locking_inset) {
 675         the_locking_inset->InsetKeyPress(xke);
 676         return;
 677     }
 678 }
 679
 680
 681 UpdatableInset::RESULT
 682 InsetText::LocalDispatch(BufferView * bv,
 683                          int action, string const & arg)
 684 {
 685     no_selection = false;
 686     UpdatableInset::RESULT
 687         result= UpdatableInset::LocalDispatch(bv, action, arg);
 688     if (result != UNDISPATCHED) {
 689         return DISPATCHED;
 690     }
 691
 692     result=DISPATCHED;
 693     if ((action < 0) && arg.empty())
 694         return FINISHED;
 695
 696     if (the_locking_inset) {
 697         result = the_locking_inset->LocalDispatch(bv, action, arg);
 698         if (result == DISPATCHED_NOUPDATE)
 699             return result;
 700         else if (result == DISPATCHED) {
 701             UpdateLocal(bv, CURSOR_PAR, false);
 702             return result;
 703         } else if (result == FINISHED) {
 704             switch(action) {
 705             case -1:
 706             case LFUN_RIGHT:
 707                 moveRight(bv, false);
 708                 break;
 709             case LFUN_DOWN:
 710                 moveDown(bv);
 711                 break;
 712             }
 713             the_locking_inset = 0;
 714             return DISPATCHED;
 715         }
 716     }
 717     HideInsetCursor(bv);
 718     switch (action) {
 719         // Normal chars
 720     case -1:
 721         if (bv->buffer()->isReadonly()) {
 722             LyXBell();
 723 //          setErrorMessage(N_("Document is read only"));
 724             break;
 725         }
 726         if (!arg.empty()) {
 727             /* Automatically delete the currently selected
 728              * text and replace it with what is being
 729              * typed in now. Depends on lyxrc settings
 730              * "auto_region_delete", which defaults to
 731              * true (on). */
 732
 733             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 734 #ifndef NEW_INSETS
 735                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 736                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 737 #else
 738                               bv->text->cursor.par()->previous,
 739                               bv->text->cursor.par()->next
 740 #endif
 741                     );
 742             if (lyxrc.auto_region_delete) {
 743                 if (TEXT(bv)->selection){
 744                     TEXT(bv)->CutSelection(bv, false);
 745                 }
 746             }
 747             TEXT(bv)->ClearSelection();
 748             for (string::size_type i = 0; i < arg.length(); ++i) {
 749                 bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 750             }
 751         }
 752         UpdateLocal(bv, CURSOR_PAR, true);
 753         break;
 754         // --- Cursor Movements ---------------------------------------------
 755     case LFUN_RIGHTSEL:
 756         bv->text->FinishUndo();
 757         moveRight(bv, false);
 758         TEXT(bv)->SetSelection();
 759         UpdateLocal(bv, SELECTION, false);
 760         break;
 761     case LFUN_RIGHT:
 762         result = moveRight(bv);
 763         bv->text->FinishUndo();
 764         UpdateLocal(bv, CURSOR, false);
 765         break;
 766     case LFUN_LEFTSEL:
 767         bv->text->FinishUndo();
 768         moveLeft(bv, false);
 769         TEXT(bv)->SetSelection();
 770         UpdateLocal(bv, SELECTION, false);
 771         break;
 772     case LFUN_LEFT:
 773         bv->text->FinishUndo();
 774         result= moveLeft(bv);
 775         UpdateLocal(bv, CURSOR, false);
 776         break;
 777     case LFUN_DOWNSEL:
 778         bv->text->FinishUndo();
 779         moveDown(bv);
 780         TEXT(bv)->SetSelection();
 781         UpdateLocal(bv, SELECTION, false);
 782         break;
 783     case LFUN_DOWN:
 784         bv->text->FinishUndo();
 785         result = moveDown(bv);
 786         UpdateLocal(bv, CURSOR, false);
 787         break;
 788     case LFUN_UPSEL:
 789         bv->text->FinishUndo();
 790         moveUp(bv);
 791         TEXT(bv)->SetSelection();
 792         UpdateLocal(bv, SELECTION, false);
 793         break;
 794     case LFUN_UP:
 795         bv->text->FinishUndo();
 796         result = moveUp(bv);
 797         UpdateLocal(bv, CURSOR, false);
 798         break;
 799     case LFUN_HOME:
 800         bv->text->FinishUndo();
 801         TEXT(bv)->CursorHome(bv);
 802         UpdateLocal(bv, CURSOR, false);
 803         break;
 804     case LFUN_END:
 805         TEXT(bv)->CursorEnd(bv);
 806         UpdateLocal(bv, CURSOR, false);
 807         break;
 808     case LFUN_BACKSPACE:
 809         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 810 #ifndef NEW_INSETS
 811           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 812           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 813 #else
 814           bv->text->cursor.par()->previous,
 815           bv->text->cursor.par()->next
 816 #endif
 817                 );
 818         if (TEXT(bv)->selection)
 819             TEXT(bv)->CutSelection(bv);
 820         else
 821             TEXT(bv)->Backspace(bv);
 822         UpdateLocal(bv, CURSOR_PAR, true);
 823         break;
 824     case LFUN_DELETE:
 825         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 826 #ifndef NEW_INSETS
 827           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 828           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 829 #else
 830           bv->text->cursor.par()->previous,
 831           bv->text->cursor.par()->next
 832 #endif
 833                 );
 834         if (TEXT(bv)->selection)
 835             TEXT(bv)->CutSelection(bv);
 836         else
 837             TEXT(bv)->Delete(bv);
 838         UpdateLocal(bv, CURSOR_PAR, true);
 839         break;
 840     case LFUN_CUT:
 841         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 842 #ifndef NEW_INSETS
 843           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 844           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 845 #else
 846           bv->text->cursor.par()->previous,
 847           bv->text->cursor.par()->next
 848 #endif
 849                 );
 850         TEXT(bv)->CutSelection(bv);
 851         UpdateLocal(bv, CURSOR_PAR, true);
 852         break;
 853     case LFUN_COPY:
 854         bv->text->FinishUndo();
 855         TEXT(bv)->CopySelection(bv);
 856         UpdateLocal(bv, CURSOR_PAR, false);
 857         break;
 858     case LFUN_PASTESELECTION:
 859     {
 860         string clip(bv->workarea()->getClipboard());
 861
 862         if (clip.empty())
 863             break;
 864         if (arg == "paragraph") {
 865                 TEXT(bv)->InsertStringB(bv, clip);
 866         } else {
 867                 TEXT(bv)->InsertStringA(bv, clip);
 868         }
 869         UpdateLocal(bv, CURSOR_PAR, true);
 870         break;
 871     }
 872     case LFUN_PASTE:
 873         if (!autoBreakRows) {
 874             CutAndPaste cap;
 875
 876             if (cap.nrOfParagraphs() > 1) {
 877                 WriteAlert(_("Impossible operation"),
 878                            _("Cannot include more than one paragraph!"),
 879                            _("Sorry."));
 880                 break;
 881             }
 882         }
 883         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 884 #ifndef NEW_INSETS
 885           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 886           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 887 #else
 888           bv->text->cursor.par()->previous,
 889           bv->text->cursor.par()->next
 890 #endif
 891                 );
 892         TEXT(bv)->PasteSelection(bv);
 893         UpdateLocal(bv, CURSOR_PAR, true);
 894         break;
 895     case LFUN_BREAKPARAGRAPH:
 896         if (!autoBreakRows)
 897             return DISPATCHED;
 898         TEXT(bv)->BreakParagraph(bv, 0);
 899         UpdateLocal(bv, FULL, true);
 900         break;
 901     case LFUN_BREAKLINE:
 902         if (!autoBreakRows)
 903             return DISPATCHED;
 904         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 905 #ifndef NEW_INSETS
 906             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 907             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 908 #else
 909             bv->text->cursor.par()->previous,
 910             bv->text->cursor.par()->next
 911 #endif
 912                 );
 913         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
 914         UpdateLocal(bv, CURSOR_PAR, true);
 915         break;
 916     case LFUN_LAYOUT:
 917     {
 918       static LyXTextClass::size_type cur_layout = cpar(bv)->layout;
 919
 920         // Derive layout number from given argument (string)
 921         // and current buffer's textclass (number). */
 922         LyXTextClassList::ClassList::size_type tclass =
 923             bv->buffer()->params.textclass;
 924         std::pair <bool, LyXTextClass::size_type> layout =
 925             textclasslist.NumberOfLayout(tclass, arg);
 926
 927         // If the entry is obsolete, use the new one instead.
 928         if (layout.first) {
 929             string obs = textclasslist.Style(tclass,layout.second).
 930                 obsoleted_by();
 931             if (!obs.empty())
 932                 layout = textclasslist.NumberOfLayout(tclass, obs);
 933         }
 934
 935         // see if we found the layout number:
 936         if (!layout.first) {
 937             string msg = string(N_("Layout ")) + arg + N_(" not known");
 938
 939             bv->owner()->getMiniBuffer()->Set(msg);
 940             break;
 941         }
 942
 943         if (cur_layout != layout.second) {
 944             cur_layout = layout.second;
 945             TEXT(bv)->SetLayout(bv, layout.second);
 946             bv->owner()->setLayout(cpar(bv)->GetLayout());
 947             UpdateLocal(bv, CURSOR_PAR, true);
 948         }
 949     }
 950     break;
 951     case LFUN_PARAGRAPH_SPACING:
 952             // This one is absolutely not working. When fiddling with this
 953             // it also seems to me that the paragraphs inside the insettext
 954             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
 955     {
 956             LyXParagraph * par = TEXT(bv)->cursor.par();
 957             Spacing::Space cur_spacing = par->spacing.getSpace();
 958             float cur_value = 1.0;
 959             if (cur_spacing == Spacing::Other) {
 960                     cur_value = par->spacing.getValue();
 961             }
 962
 963             std::istringstream istr(arg.c_str());
 964             string tmp;
 965             istr >> tmp;
 966             Spacing::Space new_spacing = cur_spacing;
 967             float new_value = cur_value;
 968             if (tmp.empty()) {
 969                     lyxerr << "Missing argument to `paragraph-spacing'"
 970                            << endl;
 971             } else if (tmp == "single") {
 972                     new_spacing = Spacing::Single;
 973             } else if (tmp == "onehalf") {
 974                     new_spacing = Spacing::Onehalf;
 975             } else if (tmp == "double") {
 976                     new_spacing = Spacing::Double;
 977             } else if (tmp == "other") {
 978                     new_spacing = Spacing::Other;
 979                     float tmpval = 0.0;
 980                     istr >> tmpval;
 981                     lyxerr << "new_value = " << tmpval << endl;
 982                     if (tmpval != 0.0)
 983                             new_value = tmpval;
 984             } else if (tmp == "default") {
 985                     new_spacing = Spacing::Default;
 986             } else {
 987                     lyxerr << _("Unknown spacing argument: ")
 988                            << arg << endl;
 989             }
 990             if (cur_spacing != new_spacing || cur_value != new_value) {
 991                     par->spacing.set(new_spacing, new_value);
 992                     //TEXT(bv)->RedoParagraph(owner->view());
 993                     UpdateLocal(bv, CURSOR_PAR, true);
 994                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 995             }
 996     }
 997     break;
 998
 999     default:
1000         result = UNDISPATCHED;
1001         break;
1002     }
1003     if (result != FINISHED) {
1004         ShowInsetCursor(bv);
1005     } else
1006         bv->unlockInset(this);
1007     return result;
1008 }
1009
1010
1011 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
1012 {
1013     TexRow texrow;
1014     buf->latexParagraphs(os, par, 0, texrow);
1015     return texrow.rows();
1016 }
1017
1018
1019 void InsetText::Validate(LaTeXFeatures & features) const
1020 {
1021     LyXParagraph * p = par;
1022     while(p) {
1023         p->validate(features);
1024         p = p->next;
1025     }
1026 }
1027
1028
1029 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
1030 {
1031     if (textclasslist.Style(buf->params.textclass,
1032                             p->GetLayout()).labeltype != LABEL_MANUAL)
1033         return 0;
1034     else
1035         return p->BeginningOfMainBody();
1036 }
1037
1038
1039 void InsetText::GetCursorPos(BufferView * bv, int & x, int & y) const
1040 {
1041     x = cx(bv);
1042     y = cy(bv);
1043 }
1044
1045
1046 int InsetText::InsetInInsetY()
1047 {
1048     if (!the_locking_inset)
1049         return 0;
1050
1051     return (inset_y + the_locking_inset->InsetInInsetY());
1052 }
1053
1054
1055 void InsetText::ToggleInsetCursor(BufferView * bv)
1056 {
1057     if (the_locking_inset) {
1058         the_locking_inset->ToggleInsetCursor(bv);
1059         return;
1060     }
1061
1062     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1063
1064     int asc = lyxfont::maxAscent(font);
1065     int desc = lyxfont::maxDescent(font);
1066
1067     if (cursor_visible)
1068         bv->hideLockedInsetCursor();
1069     else
1070         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1071     cursor_visible = !cursor_visible;
1072 }
1073
1074
1075 void InsetText::ShowInsetCursor(BufferView * bv)
1076 {
1077     if (the_locking_inset) {
1078         the_locking_inset->ShowInsetCursor(bv);
1079         return;
1080     }
1081     if (!cursor_visible) {
1082         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1083
1084         int asc = lyxfont::maxAscent(font);
1085         int desc = lyxfont::maxDescent(font);
1086
1087         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1088         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1089         cursor_visible = true;
1090     }
1091 }
1092
1093
1094 void InsetText::HideInsetCursor(BufferView * bv)
1095 {
1096     if (cursor_visible) {
1097         bv->hideLockedInsetCursor();
1098         cursor_visible = false;
1099     }
1100     if (the_locking_inset)
1101         the_locking_inset->HideInsetCursor(bv);
1102 }
1103
1104
1105 UpdatableInset::RESULT
1106 InsetText::moveRight(BufferView * bv, bool activate_inset)
1107 {
1108     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1109         return FINISHED;
1110     if (activate_inset && checkAndActivateInset(bv, false))
1111         return DISPATCHED;
1112     TEXT(bv)->CursorRight(bv);
1113     return DISPATCHED_NOUPDATE;
1114 }
1115
1116
1117 UpdatableInset::RESULT
1118 InsetText::moveLeft(BufferView * bv, bool activate_inset)
1119 {
1120     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1121         return FINISHED;
1122     TEXT(bv)->CursorLeft(bv);
1123     if (activate_inset && checkAndActivateInset(bv, true))
1124         return DISPATCHED;
1125     return DISPATCHED_NOUPDATE;
1126 }
1127
1128
1129 UpdatableInset::RESULT
1130 InsetText::moveUp(BufferView * bv)
1131 {
1132     if (!crow(bv)->previous())
1133         return FINISHED;
1134     TEXT(bv)->CursorUp(bv);
1135     return DISPATCHED_NOUPDATE;
1136 }
1137
1138
1139 UpdatableInset::RESULT
1140 InsetText::moveDown(BufferView * bv)
1141 {
1142     if (!crow(bv)->next())
1143         return FINISHED;
1144     TEXT(bv)->CursorDown(bv);
1145     return DISPATCHED_NOUPDATE;
1146 }
1147
1148
1149 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1150 {
1151     if (the_locking_inset) {
1152         if (the_locking_inset->InsertInsetAllowed(inset))
1153             return the_locking_inset->InsertInset(bv, inset);
1154         return false;
1155     }
1156     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1157 #ifndef NEW_INSETS
1158               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1159               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1160 #else
1161               bv->text->cursor.par()->previous,
1162               bv->text->cursor.par()->next
1163 #endif
1164             );
1165     if (inset->Editable() == Inset::IS_EDITABLE) {
1166         UpdatableInset * i = static_cast<UpdatableInset *>(inset);
1167         i->setOwner(static_cast<UpdatableInset *>(this));
1168     }
1169     TEXT(bv)->InsertInset(bv, inset);
1170     TEXT(bv)->selection = 0;
1171     UpdateLocal(bv, CURSOR_PAR, true);
1172     static_cast<UpdatableInset*>(inset)->Edit(bv, 0, 0, 0);
1173     return true;
1174 }
1175
1176
1177 UpdatableInset * InsetText::GetLockingInset()
1178 {
1179     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1180 }
1181
1182
1183 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1184 {
1185     if (c == LyxCode())
1186         return this;
1187     if (the_locking_inset)
1188         return the_locking_inset->GetFirstLockingInsetOfType(c);
1189     return 0;
1190 }
1191
1192
1193 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1194 {
1195     TEXT(bv)->SetFont(bv, font, toggleall);
1196 }
1197
1198
1199 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1200 {
1201     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1202         int x, y;
1203         Inset * inset =
1204             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1205         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1206             return false;
1207         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1208         if (behind) {
1209             x = inset->width(bv, font);
1210             y = inset->descent(bv, font);
1211         } else {
1212             x = y = 0;
1213         }
1214         inset_x = cx(bv) - top_x + drawTextXOffset;
1215         inset_y = cy(bv) + drawTextYOffset;
1216         inset->Edit(bv, x-inset_x, y-inset_y, 0);
1217         if (!the_locking_inset)
1218             return false;
1219         UpdateLocal(bv, CURSOR_PAR, false);
1220         return true;
1221     }
1222     return false;
1223 }
1224
1225
1226 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1227                                       int button)
1228 {
1229     int tmp_x = x - drawTextXOffset;
1230     int tmp_y = y + insetAscent;
1231     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
1232
1233     if (inset) {
1234         if (x < 0)
1235             x = insetWidth;
1236         if (y < 0)
1237             y = insetDescent;
1238         inset_x = cx(bv) - top_x + drawTextXOffset;
1239         inset_y = cy(bv) + drawTextYOffset;
1240         inset->Edit(bv, x - inset_x, y - inset_y, button);
1241         if (!the_locking_inset)
1242             return false;
1243         UpdateLocal(bv, CURSOR_PAR, false);
1244         return true;
1245     }
1246     return false;
1247 }
1248
1249
1250 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1251 {
1252     int w = UpdatableInset::getMaxWidth(pain, inset);
1253     if (w < 0) {
1254         return w;
1255     }
1256     if (owner()) {
1257         w = w - top_x + owner()->x();
1258         return w;
1259     }
1260     w -= (2 * TEXT_TO_INSET_OFFSET);
1261     return w - top_x;
1262 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1263 }
1264
1265
1266 void InsetText::SetParagraphData(LyXParagraph *p)
1267 {
1268     LyXParagraph * np;
1269
1270     if (par) {
1271         np = par->next;
1272         delete par;
1273         while(np) {
1274             par = np;
1275             np = np->next;
1276             delete par;
1277         }
1278     }
1279     par = p->Clone();
1280     par->SetInsetOwner(this);
1281     np = par;
1282     while(p->next) {
1283         p = p->next;
1284         np->next = p->Clone();
1285         np->next->previous = np;
1286         np = np->next;
1287         np->SetInsetOwner(this);
1288     }
1289     need_update = INIT;
1290 }
1291
1292
1293 void InsetText::SetAutoBreakRows(bool flag)
1294 {
1295     if (flag != autoBreakRows) {
1296         autoBreakRows = flag;
1297         need_update = FULL;
1298         if (!flag)
1299             removeNewlines();
1300     }
1301 }
1302
1303
1304 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1305 {
1306     if (how != drawFrame) {
1307         drawFrame = how;
1308         if (bv)
1309             UpdateLocal(bv, DRAW_FRAME, false);
1310     }
1311 }
1312
1313
1314 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1315 {
1316     if (frame_color != col) {
1317         frame_color = col;
1318         if (bv)
1319             UpdateLocal(bv, DRAW_FRAME, false);
1320     }
1321 }
1322
1323 #if 0
1324 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1325 {
1326     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1327 }
1328 #endif
1329
1330 int InsetText::cx(BufferView * bv) const
1331 {
1332     return TEXT(bv)->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1333 }
1334
1335
1336 int InsetText::cy(BufferView * bv) const
1337 {
1338     LyXFont font;
1339     return TEXT(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
1340 }
1341
1342
1343 int InsetText::cpos(BufferView * bv) const
1344 {
1345     return TEXT(bv)->cursor.pos();
1346 }
1347
1348
1349 LyXParagraph * InsetText::cpar(BufferView * bv) const
1350 {
1351     return TEXT(bv)->cursor.par();
1352 }
1353
1354
1355 Row * InsetText::crow(BufferView * bv) const
1356 {
1357     return TEXT(bv)->cursor.row();
1358 }
1359
1360
1361 LyXText * InsetText::getLyXText(BufferView * bv) const
1362 {
1363     if (cache.find(bv) != cache.end())
1364         return cache[bv];
1365     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1366     lt->init(bv);
1367     cache[bv] = lt;
1368     if (the_locking_inset) {
1369         lt->SetCursor(bv, inset_par, inset_pos);
1370     }
1371     return lt;
1372 }
1373
1374
1375 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1376 {
1377     cache.erase(bv);
1378     if (recursive) {
1379         /// then remove all LyXText in text-insets
1380         LyXParagraph * p = par;
1381         for(;p;p = p->next) {
1382             p->deleteInsetsLyXText(bv);
1383         }
1384     }
1385 }
1386
1387
1388 void InsetText::resizeLyXText(BufferView * bv) const
1389 {
1390     if (!par->next && !par->size()) // resize not neccessary!
1391         return;
1392     if (cache.find(bv) == cache.end())
1393         return;
1394
1395     LyXParagraph * lpar = 0;
1396     LyXParagraph * selstartpar = 0;
1397     LyXParagraph * selendpar = 0;
1398     int pos = 0;
1399     int selstartpos = 0;
1400     int selendpos = 0;
1401     int selection = 0;
1402     int mark_set = 0;
1403
1404 //    ProhibitInput(bv);
1405
1406     if (locked) {
1407         lpar = TEXT(bv)->cursor.par();
1408         pos = TEXT(bv)->cursor.pos();
1409         selstartpar = TEXT(bv)->sel_start_cursor.par();
1410         selstartpos = TEXT(bv)->sel_start_cursor.pos();
1411         selendpar = TEXT(bv)->sel_end_cursor.par();
1412         selendpos = TEXT(bv)->sel_end_cursor.pos();
1413         selection = TEXT(bv)->selection;
1414         mark_set = TEXT(bv)->mark_set;
1415     }
1416     deleteLyXText(bv, (the_locking_inset == 0));
1417
1418     if (lpar) {
1419         TEXT(bv)->selection = true;
1420         /* at this point just to avoid the Delete-Empty-Paragraph
1421          * Mechanism when setting the cursor */
1422         TEXT(bv)->mark_set = mark_set;
1423         if (selection) {
1424             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos);
1425             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1426             TEXT(bv)->SetCursor(bv, selendpar, selendpos);
1427             TEXT(bv)->SetSelection();
1428             TEXT(bv)->SetCursor(bv, lpar, pos);
1429         } else {
1430             TEXT(bv)->SetCursor(bv, lpar, pos);
1431             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1432             TEXT(bv)->selection = false;
1433         }
1434     }
1435     if (bv->screen())
1436             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1437     // this will scroll the screen such that the cursor becomes visible
1438     bv->updateScrollbar();
1439 //    AllowInput(bv);
1440     if (the_locking_inset) {
1441         /// then resize all LyXText in text-insets
1442         inset_x = cx(bv) - top_x + drawTextXOffset;
1443         inset_y = cy(bv) + drawTextYOffset;
1444         for(LyXParagraph * p = par; p; p = p->next) {
1445             p->resizeInsetsLyXText(bv);
1446         }
1447     }
1448     need_update = FULL;
1449 }
1450
1451
1452 void InsetText::removeNewlines()
1453 {
1454     for(LyXParagraph * p = par; p; p = p->next) {
1455         for(int i = 0; i < p->Last(); ++i) {
1456             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1457                 p->Erase(i);
1458         }
1459     }
1460 }