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 = 0;
  86     last_width = 0;
  87     last_height = 0;
  88     insetAscent = 0;
  89     insetDescent = 0;
  90     insetWidth = 0;
  91     the_locking_inset = 0;
  92     cursor_visible = false;
  93     interline_space = 1;
  94     no_selection = false;
  95     need_update = INIT;
  96     drawTextXOffset = 0;
  97     drawTextYOffset = 0;
  98     autoBreakRows = false;
  99     drawFrame = NEVER;
 100     xpos = 0.0;
 101     if (ins) {
 102         SetParagraphData(ins->par);
 103         autoBreakRows = ins->autoBreakRows;
 104         drawFrame = ins->drawFrame;
 105     }
 106     par->SetInsetOwner(this);
 107     frame_color = LColor::insetframe;
 108     locked = false;
 109     old_par = 0;
 110 }
 111
 112
 113 InsetText::~InsetText()
 114 {
 115     // delete all instances of LyXText before deleting the paragraps used
 116     // by it.
 117     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
 118         delete (*cit).second;
 119         (*cit).second = 0;
 120     }
 121     LyXParagraph * p = par->next;
 122     delete par;
 123     while(p) {
 124         par = p;
 125         p = p->next;
 126         delete par;
 127     }
 128 }
 129
 130
 131 void InsetText::clear()
 132 {
 133     // delete all instances of LyXText before deleting the paragraps used
 134     // by it.
 135     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
 136         delete (*cit).second;
 137         (*cit).second = 0;
 138     }
 139     LyXParagraph * p = par->next;
 140     delete par;
 141     while(p) {
 142         par = p;
 143         p = p->next;
 144         delete par;
 145     }
 146     par = new LyXParagraph();
 147 }
 148
 149
 150 Inset * InsetText::Clone(Buffer const &) const
 151 {
 152     InsetText * t = new InsetText(*this);
 153     return t;
 154 }
 155
 156
 157 void InsetText::Write(Buffer const * buf, ostream & os) const
 158 {
 159     os << "Text\n";
 160     WriteParagraphData(buf, os);
 161 }
 162
 163
 164 void InsetText::WriteParagraphData(Buffer const * buf, ostream & os) const
 165 {
 166     par->writeFile(buf, os, buf->params, 0, 0);
 167 }
 168
 169
 170 void InsetText::Read(Buffer const * buf, LyXLex & lex)
 171 {
 172     string token;
 173     int pos = 0;
 174     LyXParagraph * return_par = 0;
 175     char depth = 0; // signed or unsigned?
 176 #ifndef NEW_INSETS
 177     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 178     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 179 #endif
 180     LyXFont font(LyXFont::ALL_INHERIT);
 181
 182     // delete all instances of LyXText before deleting the paragraps used
 183     // by it.
 184     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
 185         delete (*cit).second;
 186         (*cit).second = 0;
 187     }
 188
 189     LyXParagraph * p = par->next;
 190     delete par;
 191     while(p) {
 192         par = p;
 193         p = p->next;
 194         delete par;
 195     }
 196     par = new LyXParagraph;
 197     while (lex.IsOK()) {
 198         lex.nextToken();
 199         token = lex.GetString();
 200         if (token.empty())
 201             continue;
 202         if (token == "\\end_inset")
 203             break;
 204         if (const_cast<Buffer*>(buf)->
 205             parseSingleLyXformat2Token(lex, par, return_par,token, pos, depth,
 206                                        font
 207 #ifndef NEW_INSETS
 208                                        , footnoteflag, footnotekind
 209 #endif
 210                                        ))
 211         {
 212             // the_end read this should NEVER happen
 213             lex.printError("\\the_end read in inset! Error in document!");
 214             return;
 215         }
 216     }
 217     if (!return_par)
 218             return_par = par;
 219     par = return_par;
 220     while(return_par) {
 221         return_par->SetInsetOwner(this);
 222         return_par = return_par->next;
 223     }
 224
 225     if (token != "\\end_inset") {
 226         lex.printError("Missing \\end_inset at this point. "
 227                        "Read: `$$Token'");
 228     }
 229     need_update = INIT;
 230 }
 231
 232
 233 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 234 {
 235     int y_temp = 0;
 236     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 237     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 238     return insetAscent;
 239 }
 240
 241
 242 int InsetText::descent(BufferView * bv, LyXFont const &) const
 243 {
 244     int y_temp = 0;
 245     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 246     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 247         TEXT_TO_INSET_OFFSET;
 248     return insetDescent;
 249 }
 250
 251
 252 int InsetText::width(BufferView * bv, LyXFont const &) const
 253 {
 254     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 255     return insetWidth;
 256 }
 257
 258
 259 int InsetText::textWidth(Painter & pain) const
 260 {
 261     int w = getMaxWidth(pain, this);
 262     return w;
 263 }
 264
 265
 266 void InsetText::draw(BufferView * bv, LyXFont const & f,
 267                      int baseline, float & x, bool cleared) const
 268 {
 269     Painter & pain = bv->painter();
 270
 271     // no draw is necessary !!!
 272     if ((drawFrame == LOCKED) && !locked && !par->size()) {
 273         if (!cleared && (need_update == CLEAR_FRAME)) {
 274             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 275                            width(bv, f) - 1,
 276                            insetAscent + insetDescent - 1,
 277                            LColor::background);
 278         }
 279         top_x = int(x);
 280         top_baseline = baseline;
 281         x += width(bv, f);
 282         need_update = NONE;
 283         return;
 284     }
 285
 286     xpos = x;
 287     UpdatableInset::draw(bv, f, baseline, x, cleared);
 288
 289     if (!cleared && ((need_update==FULL) || (top_x!=int(x)) ||
 290                      (top_baseline!=baseline))) {
 291         int w =  insetWidth;
 292         int h = insetAscent + insetDescent;
 293         int ty = baseline - insetAscent;
 294
 295         if (ty < 0) {
 296             h += ty;
 297             ty = 0;
 298         }
 299         if ((ty + h) > pain.paperHeight())
 300             h = pain.paperHeight();
 301         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 302             w = pain.paperWidth();
 303         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 304         cleared = true;
 305         need_update = FULL;
 306     }
 307     if (!cleared && (need_update == NONE))
 308         return;
 309
 310     if (top_x != int(x)) {
 311         need_update = INIT;
 312         top_x = int(x);
 313         bv->text->status = LyXText::CHANGED_IN_DRAW;
 314         return;
 315     }
 316
 317     top_baseline = baseline;
 318     top_y = baseline - ascent(bv, f);
 319     last_width = width(bv, f);
 320     last_height = ascent(bv, f) + descent(bv, f);
 321
 322     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 323         inset_x = cx(bv) - top_x + drawTextXOffset;
 324         inset_y = cy(bv) + drawTextYOffset;
 325     }
 326     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 327         x += width(bv, f);
 328         need_update = NONE;
 329         return;
 330     }
 331     x += TEXT_TO_INSET_OFFSET;
 332     {
 333         int y = 0;
 334         Row * row = TEXT(bv)->GetRowNearY(y);
 335         int y_offset = baseline - row->ascent_of_text();
 336         int ph = pain.paperHeight();
 337         int first = 0;
 338         y = y_offset;
 339         while ((row != 0) && ((y+row->height()) <= 0)) {
 340             y += row->height();
 341             first += row->height();
 342             row = row->next();
 343         }
 344         if (y_offset < 0)
 345             y_offset = y;
 346         TEXT(bv)->first = first;
 347         if (cleared || !locked || (need_update == FULL)) {
 348             int yf = y_offset;
 349             y = 0;
 350             while ((row != 0) && (yf < ph)) {
 351                     TEXT(bv)->GetVisibleRow(bv, y+y_offset, int(x), row,
 352                                             y+first, cleared);
 353                 y += row->height();
 354                 yf += row->height();
 355                 row = row->next();
 356             }
 357         } else if (need_update == SELECTION) {
 358             bv->screen()->ToggleToggle(TEXT(bv), y_offset, int(x));
 359         } else {
 360             locked = false;
 361             if (need_update == CURSOR) {
 362                 bv->screen()->ToggleSelection(TEXT(bv), true, y_offset,int(x));
 363                 TEXT(bv)->ClearSelection();
 364                 TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 365             }
 366             bv->screen()->Update(TEXT(bv), y_offset, int(x));
 367             locked = true;
 368         }
 369     }
 370     TEXT(bv)->refresh_y = 0;
 371     TEXT(bv)->status = LyXText::UNCHANGED;
 372     if ((need_update != CURSOR_PAR) &&
 373         ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)))
 374     {
 375             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 376                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 377                            frame_color);
 378     } else if (need_update == CLEAR_FRAME) {
 379             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 380                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 381                            LColor::background);
 382     }
 383     x += width(bv, f) - TEXT_TO_INSET_OFFSET;
 384     if (bv->text->status==LyXText::CHANGED_IN_DRAW)
 385         need_update = INIT;
 386     else if (need_update != INIT)
 387         need_update = NONE;
 388 }
 389
 390
 391 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 392 {
 393     if (reinit) {  // && (need_update != CURSOR)) {
 394         need_update = INIT;
 395         resizeLyXText(bv);
 396         if (owner())
 397             owner()->update(bv, font, true);
 398         return;
 399     }
 400     if (the_locking_inset) {
 401         inset_x = cx(bv) - top_x + drawTextXOffset;
 402         inset_y = cy(bv) + drawTextYOffset;
 403         the_locking_inset->update(bv, font, reinit);
 404     }
 405     if (need_update == INIT) {
 406         resizeLyXText(bv);
 407         need_update = FULL;
 408 //      if (!owner() && bv->text)
 409 //          bv->text->UpdateInset(bv, this);
 410     }
 411     int oldw = insetWidth;
 412 #if 1
 413     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 414     // max(textWidth(bv->painter()),
 415     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 416     // (2 * TEXT_TO_INSET_OFFSET);
 417 #else
 418     insetWidth = textWidth(bv->painter());
 419     if (insetWidth < 0)
 420             insetWidth = static_cast<int>(TEXT(bv)->width);
 421 #endif
 422     if (oldw != insetWidth) {
 423 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 424 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 425         resizeLyXText(bv);
 426         need_update = FULL;
 427 #if 0
 428         if (owner()) {
 429             owner()->update(bv, font, reinit);
 430             return;
 431         } else {
 432             update(bv, font, reinit);
 433         }
 434 #else
 435 #if 1
 436         update(bv, font, reinit);
 437 #else
 438         UpdateLocal(bv, INIT, false);
 439 #endif
 440 #endif
 441         return;
 442     }
 443     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 444         the_locking_inset)
 445     {
 446         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 447     }
 448
 449     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 450         need_update = FULL;
 451
 452     int y_temp = 0;
 453     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 454     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 455     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 456         TEXT_TO_INSET_OFFSET;
 457 }
 458
 459
 460 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 461 {
 462     TEXT(bv)->FullRebreak(bv);
 463     if (need_update != INIT) {
 464         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 465             need_update = FULL;
 466         else if (!the_locking_inset || (what != CURSOR))
 467             need_update = what;
 468     }
 469     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 470         TEXT(bv)->selection)
 471             bv->updateInset(this, mark_dirty);
 472     bv->owner()->showState();
 473     if (old_par != cpar(bv)) {
 474             bv->owner()->setLayout(cpar(bv)->GetLayout());
 475             old_par = cpar(bv);
 476     }
 477 }
 478
 479
 480 string const InsetText::EditMessage() const
 481 {
 482     return _("Opened Text Inset");
 483 }
 484
 485
 486 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 487 {
 488 //    par->SetInsetOwner(this);
 489     UpdatableInset::Edit(bv, x, y, button);
 490
 491     if (!bv->lockInset(this)) {
 492         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 493         return;
 494     }
 495     locked = true;
 496     the_locking_inset = 0;
 497     inset_pos = inset_x = inset_y = 0;
 498     inset_par = 0;
 499     old_par = 0;
 500     if (!checkAndActivateInset(bv, x, y, button))
 501         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 502                                            y+insetAscent);
 503     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 504     bv->text->FinishUndo();
 505     ShowInsetCursor(bv);
 506     UpdateLocal(bv, FULL, false);
 507 }
 508
 509
 510 void InsetText::InsetUnlock(BufferView * bv)
 511 {
 512     if (the_locking_inset) {
 513         the_locking_inset->InsetUnlock(bv);
 514         the_locking_inset = 0;
 515     }
 516     HideInsetCursor(bv);
 517     no_selection = false;
 518     locked = false;
 519     TEXT(bv)->selection = 0;
 520     UpdateLocal(bv, CLEAR_FRAME, false);
 521     if (owner())
 522             bv->owner()->setLayout(owner()->getLyXText(bv)
 523                                     ->cursor.par()->GetLayout());
 524     else
 525             bv->owner()->setLayout(bv->text->cursor.par()->GetLayout());
 526 }
 527
 528
 529 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 530 {
 531     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 532     if (!inset)
 533         return false;
 534     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 535         lyxerr[Debug::INSETS] << "OK" << endl;
 536         the_locking_inset = inset;
 537         inset_x = cx(bv) - top_x + drawTextXOffset;
 538         inset_y = cy(bv) + drawTextYOffset;
 539         inset_pos = cpos(bv);
 540         inset_par = cpar(bv);
 541         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 542         return true;
 543     } else if (the_locking_inset && (the_locking_inset == inset)) {
 544         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 545             lyxerr[Debug::INSETS] << "OK" << endl;
 546             inset_x = cx(bv) - top_x + drawTextXOffset;
 547             inset_y = cy(bv) + drawTextYOffset;
 548         } else {
 549             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 550         }
 551     } else if (the_locking_inset) {
 552         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 553         return the_locking_inset->LockInsetInInset(bv, inset);
 554     }
 555     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 556     return false;
 557 }
 558
 559
 560 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 561                                    bool lr)
 562 {
 563     if (!the_locking_inset)
 564         return false;
 565     if (the_locking_inset == inset) {
 566         the_locking_inset->InsetUnlock(bv);
 567         TEXT(bv)->UpdateInset(bv, inset);
 568         the_locking_inset = 0;
 569         if (lr)
 570             moveRight(bv, false);
 571         old_par = 0; // force layout setting
 572         UpdateLocal(bv, CURSOR_PAR, false);
 573         return true;
 574     }
 575     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 576 }
 577
 578
 579 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 580 {
 581     if (!the_locking_inset)
 582         return false;
 583     if (the_locking_inset != inset) {
 584         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 585         need_update = CURSOR_PAR;
 586         return the_locking_inset->UpdateInsetInInset(bv, inset);
 587     }
 588 //    UpdateLocal(bv, FULL, false);
 589     if (TEXT(bv)->UpdateInset(bv, inset))
 590         UpdateLocal(bv, CURSOR_PAR, false);
 591     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 592         inset_x = cx(bv) - top_x + drawTextXOffset;
 593         inset_y = cy(bv) + drawTextYOffset;
 594     }
 595     return true;
 596 }
 597
 598
 599 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 600 {
 601     no_selection = false;
 602
 603     int tmp_x = x - drawTextXOffset;
 604     int tmp_y = y + insetAscent - TEXT(bv)->first;
 605     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 606
 607     HideInsetCursor(bv);
 608     if (the_locking_inset) {
 609         if (the_locking_inset == inset) {
 610             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 611             return;
 612         } else if (inset) {
 613             // otherwise unlock the_locking_inset and lock the new inset
 614             the_locking_inset->InsetUnlock(bv);
 615             inset_x = cx(bv) - top_x + drawTextXOffset;
 616             inset_y = cy(bv) + drawTextYOffset;
 617             the_locking_inset = static_cast<UpdatableInset*>(inset);
 618             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 619             inset->Edit(bv, x - inset_x, y - inset_y, button);
 620             if (the_locking_inset) {
 621                 UpdateLocal(bv, CURSOR_PAR, false);
 622             }
 623             return;
 624         }
 625         // otherwise only unlock the_locking_inset
 626         the_locking_inset->InsetUnlock(bv);
 627         the_locking_inset = 0;
 628     }
 629     if (bv->theLockingInset()) {
 630         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 631             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 632             inset_x = cx(bv) - top_x + drawTextXOffset;
 633             inset_y = cy(bv) + drawTextYOffset;
 634             inset_pos = cpos(bv);
 635             inset_par = cpar(bv);
 636             the_locking_inset = uinset;
 637             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 638             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 639 //          TEXT(bv)->ClearSelection();
 640             if (the_locking_inset) {
 641                 UpdateLocal(bv, CURSOR_PAR, false);
 642             }
 643             return;
 644         }
 645     }
 646     if (!inset) {
 647         bool paste_internally = false;
 648         if ((button == 2) && TEXT(bv)->selection) {
 649             LocalDispatch(bv, LFUN_COPY, "");
 650             paste_internally = true;
 651         }
 652         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 653                                            y + insetAscent);
 654         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 655         UpdateLocal(bv, CURSOR, false);
 656         bv->owner()->setLayout(cpar(bv)->GetLayout());
 657         old_par = cpar(bv);
 658         // Insert primary selection with middle mouse
 659         // if there is a local selection in the current buffer,
 660         // insert this
 661         if (button == 2) {
 662             if (paste_internally)
 663                 LocalDispatch(bv, LFUN_PASTE, "");
 664             else
 665                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 666         }
 667     }
 668     ShowInsetCursor(bv);
 669 }
 670
 671
 672 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 673 {
 674     UpdatableInset * inset = 0;
 675
 676     if (the_locking_inset) {
 677             the_locking_inset->InsetButtonRelease(bv,
 678                                                   x - inset_x, y - inset_y,
 679                                                   button);
 680     } else {
 681         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 682             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 683             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 684                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 685             } else {
 686                 inset_x = cx(bv) - top_x + drawTextXOffset;
 687                 inset_y = cy(bv) + drawTextYOffset;
 688                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 689                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 690             }
 691             UpdateLocal(bv, CURSOR_PAR, false);
 692         }
 693     }
 694     no_selection = false;
 695 }
 696
 697
 698 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 699 {
 700     if (the_locking_inset) {
 701         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 702                                              y - inset_y,state);
 703         return;
 704     }
 705     if (!no_selection) {
 706         HideInsetCursor(bv);
 707         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 708                                            y+insetAscent);
 709         TEXT(bv)->SetSelection();
 710         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 711             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 712             UpdateLocal(bv, SELECTION, false);
 713         ShowInsetCursor(bv);
 714     }
 715     no_selection = false;
 716 }
 717
 718
 719 void InsetText::InsetKeyPress(XKeyEvent * xke)
 720 {
 721     if (the_locking_inset) {
 722         the_locking_inset->InsetKeyPress(xke);
 723         return;
 724     }
 725 }
 726
 727
 728 UpdatableInset::RESULT
 729 InsetText::LocalDispatch(BufferView * bv,
 730                          int action, string const & arg)
 731 {
 732     no_selection = false;
 733     UpdatableInset::RESULT
 734         result= UpdatableInset::LocalDispatch(bv, action, arg);
 735     if (result != UNDISPATCHED) {
 736         return DISPATCHED;
 737     }
 738
 739     result=DISPATCHED;
 740     if ((action < 0) && arg.empty())
 741         return FINISHED;
 742
 743     if (the_locking_inset) {
 744         result = the_locking_inset->LocalDispatch(bv, action, arg);
 745         if (result == DISPATCHED_NOUPDATE)
 746             return result;
 747         else if (result == DISPATCHED) {
 748             UpdateLocal(bv, CURSOR_PAR, false);
 749             return result;
 750         } else if (result == FINISHED) {
 751             switch (action) {
 752             case -1:
 753             case LFUN_RIGHT:
 754                 moveRight(bv, false);
 755                 break;
 756             case LFUN_DOWN:
 757                 moveDown(bv);
 758                 break;
 759             }
 760             the_locking_inset = 0;
 761             return DISPATCHED;
 762         }
 763     }
 764     HideInsetCursor(bv);
 765     switch (action) {
 766         // Normal chars
 767     case -1:
 768         if (bv->buffer()->isReadonly()) {
 769             LyXBell();
 770 //          setErrorMessage(N_("Document is read only"));
 771             break;
 772         }
 773         if (!arg.empty()) {
 774             /* Automatically delete the currently selected
 775              * text and replace it with what is being
 776              * typed in now. Depends on lyxrc settings
 777              * "auto_region_delete", which defaults to
 778              * true (on). */
 779
 780             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 781 #ifndef NEW_INSETS
 782                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 783                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 784 #else
 785                               bv->text->cursor.par()->previous,
 786                               bv->text->cursor.par()->next
 787 #endif
 788                     );
 789             // if an empty paragraph set the language to the surronding
 790             // paragraph language on insertion of the first character!
 791             if (!par->Last() && !par->next) {
 792                 LyXText * text = 0;
 793                 if (owner()) {
 794                     Inset * inset = owner();
 795                     while(inset && inset->getLyXText(bv) == TEXT(bv))
 796                         inset = inset->owner();
 797                     if (inset)
 798                         text = inset->getLyXText(bv);
 799                 }
 800                 if (!text)
 801                     text = bv->text;
 802                 LyXFont font(LyXFont::ALL_IGNORE);
 803                 font.setLanguage(text->cursor.par()->getParLanguage(bv->buffer()->params));
 804                 SetFont(bv, font, false);
 805             }
 806             if (lyxrc.auto_region_delete) {
 807                 if (TEXT(bv)->selection){
 808                     TEXT(bv)->CutSelection(bv, false);
 809                 }
 810             }
 811             TEXT(bv)->ClearSelection();
 812             for (string::size_type i = 0; i < arg.length(); ++i) {
 813                 bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 814             }
 815         }
 816         UpdateLocal(bv, CURSOR_PAR, true);
 817         result=DISPATCHED_NOUPDATE;
 818         break;
 819         // --- Cursor Movements ---------------------------------------------
 820     case LFUN_RIGHTSEL:
 821         bv->text->FinishUndo();
 822         moveRight(bv, false, true);
 823         TEXT(bv)->SetSelection();
 824         UpdateLocal(bv, SELECTION, false);
 825         break;
 826     case LFUN_RIGHT:
 827         result = moveRight(bv);
 828         bv->text->FinishUndo();
 829         TEXT(bv)->ClearSelection();
 830         UpdateLocal(bv, CURSOR, false);
 831         break;
 832     case LFUN_LEFTSEL:
 833         bv->text->FinishUndo();
 834         moveLeft(bv, false, true);
 835         TEXT(bv)->SetSelection();
 836         UpdateLocal(bv, SELECTION, false);
 837         break;
 838     case LFUN_LEFT:
 839         bv->text->FinishUndo();
 840         result= moveLeft(bv);
 841         TEXT(bv)->ClearSelection();
 842         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 843         UpdateLocal(bv, CURSOR, false);
 844         break;
 845     case LFUN_DOWNSEL:
 846         bv->text->FinishUndo();
 847         moveDown(bv);
 848         TEXT(bv)->SetSelection();
 849         UpdateLocal(bv, SELECTION, false);
 850         break;
 851     case LFUN_DOWN:
 852         bv->text->FinishUndo();
 853         result = moveDown(bv);
 854         TEXT(bv)->ClearSelection();
 855         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 856         UpdateLocal(bv, CURSOR, false);
 857         break;
 858     case LFUN_UPSEL:
 859         bv->text->FinishUndo();
 860         moveUp(bv);
 861         TEXT(bv)->SetSelection();
 862         UpdateLocal(bv, SELECTION, false);
 863         break;
 864     case LFUN_UP:
 865         bv->text->FinishUndo();
 866         result = moveUp(bv);
 867         TEXT(bv)->ClearSelection();
 868         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 869         UpdateLocal(bv, CURSOR, false);
 870         break;
 871     case LFUN_HOME:
 872         bv->text->FinishUndo();
 873         TEXT(bv)->CursorHome(bv);
 874         TEXT(bv)->ClearSelection();
 875         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 876         UpdateLocal(bv, CURSOR, false);
 877         break;
 878     case LFUN_END:
 879         TEXT(bv)->CursorEnd(bv);
 880         TEXT(bv)->ClearSelection();
 881         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 882         UpdateLocal(bv, CURSOR, false);
 883         break;
 884     case LFUN_BACKSPACE:
 885         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 886 #ifndef NEW_INSETS
 887           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 888           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 889 #else
 890           bv->text->cursor.par()->previous,
 891           bv->text->cursor.par()->next
 892 #endif
 893                 );
 894         if (TEXT(bv)->selection)
 895             TEXT(bv)->CutSelection(bv);
 896         else
 897             TEXT(bv)->Backspace(bv);
 898         UpdateLocal(bv, CURSOR_PAR, true);
 899         break;
 900     case LFUN_DELETE:
 901         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 902 #ifndef NEW_INSETS
 903           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 904           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 905 #else
 906           bv->text->cursor.par()->previous,
 907           bv->text->cursor.par()->next
 908 #endif
 909                 );
 910         if (TEXT(bv)->selection)
 911             TEXT(bv)->CutSelection(bv);
 912         else
 913             TEXT(bv)->Delete(bv);
 914         UpdateLocal(bv, CURSOR_PAR, true);
 915         break;
 916     case LFUN_CUT:
 917         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 918 #ifndef NEW_INSETS
 919           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 920           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 921 #else
 922           bv->text->cursor.par()->previous,
 923           bv->text->cursor.par()->next
 924 #endif
 925                 );
 926         TEXT(bv)->CutSelection(bv);
 927         UpdateLocal(bv, CURSOR_PAR, true);
 928         break;
 929     case LFUN_COPY:
 930         bv->text->FinishUndo();
 931         TEXT(bv)->CopySelection(bv);
 932         UpdateLocal(bv, CURSOR_PAR, false);
 933         break;
 934     case LFUN_PASTESELECTION:
 935     {
 936         string clip(bv->workarea()->getClipboard());
 937
 938         if (clip.empty())
 939             break;
 940         if (arg == "paragraph") {
 941                 TEXT(bv)->InsertStringB(bv, clip);
 942         } else {
 943                 TEXT(bv)->InsertStringA(bv, clip);
 944         }
 945         UpdateLocal(bv, CURSOR_PAR, true);
 946         break;
 947     }
 948     case LFUN_PASTE:
 949         if (!autoBreakRows) {
 950             CutAndPaste cap;
 951
 952             if (cap.nrOfParagraphs() > 1) {
 953                 WriteAlert(_("Impossible operation"),
 954                            _("Cannot include more than one paragraph!"),
 955                            _("Sorry."));
 956                 break;
 957             }
 958         }
 959         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 960 #ifndef NEW_INSETS
 961           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 962           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 963 #else
 964           bv->text->cursor.par()->previous,
 965           bv->text->cursor.par()->next
 966 #endif
 967                 );
 968         TEXT(bv)->PasteSelection(bv);
 969         UpdateLocal(bv, CURSOR_PAR, true);
 970         break;
 971     case LFUN_BREAKPARAGRAPH:
 972         if (!autoBreakRows)
 973             return DISPATCHED;
 974         TEXT(bv)->BreakParagraph(bv, 0);
 975         UpdateLocal(bv, FULL, true);
 976         break;
 977     case LFUN_BREAKLINE:
 978         if (!autoBreakRows)
 979             return DISPATCHED;
 980         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 981 #ifndef NEW_INSETS
 982             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 983             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 984 #else
 985             bv->text->cursor.par()->previous,
 986             bv->text->cursor.par()->next
 987 #endif
 988                 );
 989         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
 990         UpdateLocal(bv, CURSOR_PAR, true);
 991         break;
 992     case LFUN_LAYOUT:
 993         // do not set layouts on non breakable textinsets
 994         if (autoBreakRows) {
 995             LyXTextClass::size_type cur_layout = cpar(bv)->layout;
 996
 997             // Derive layout number from given argument (string)
 998             // and current buffer's textclass (number). */
 999             LyXTextClassList::ClassList::size_type tclass =
1000                 bv->buffer()->params.textclass;
1001             std::pair <bool, LyXTextClass::size_type> layout =
1002                 textclasslist.NumberOfLayout(tclass, arg);
1003
1004             // If the entry is obsolete, use the new one instead.
1005             if (layout.first) {
1006                 string obs = textclasslist.Style(tclass,layout.second).
1007                     obsoleted_by();
1008                 if (!obs.empty())
1009                     layout = textclasslist.NumberOfLayout(tclass, obs);
1010             }
1011
1012             // see if we found the layout number:
1013             if (!layout.first) {
1014                 string msg = string(N_("Layout ")) + arg + N_(" not known");
1015
1016                 bv->owner()->getMiniBuffer()->Set(msg);
1017                 break;
1018             }
1019
1020             if (cur_layout != layout.second) {
1021                 cur_layout = layout.second;
1022                 TEXT(bv)->SetLayout(bv, layout.second);
1023                 bv->owner()->setLayout(cpar(bv)->GetLayout());
1024                 UpdateLocal(bv, CURSOR_PAR, true);
1025             }
1026         } else {
1027             // reset the layout box
1028             bv->owner()->setLayout(cpar(bv)->GetLayout());
1029         }
1030         break;
1031     case LFUN_PARAGRAPH_SPACING:
1032             // This one is absolutely not working. When fiddling with this
1033             // it also seems to me that the paragraphs inside the insettext
1034             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
1035     {
1036             LyXParagraph * par = TEXT(bv)->cursor.par();
1037             Spacing::Space cur_spacing = par->spacing.getSpace();
1038             float cur_value = 1.0;
1039             if (cur_spacing == Spacing::Other) {
1040                     cur_value = par->spacing.getValue();
1041             }
1042
1043             std::istringstream istr(arg.c_str());
1044             string tmp;
1045             istr >> tmp;
1046             Spacing::Space new_spacing = cur_spacing;
1047             float new_value = cur_value;
1048             if (tmp.empty()) {
1049                     lyxerr << "Missing argument to `paragraph-spacing'"
1050                            << endl;
1051             } else if (tmp == "single") {
1052                     new_spacing = Spacing::Single;
1053             } else if (tmp == "onehalf") {
1054                     new_spacing = Spacing::Onehalf;
1055             } else if (tmp == "double") {
1056                     new_spacing = Spacing::Double;
1057             } else if (tmp == "other") {
1058                     new_spacing = Spacing::Other;
1059                     float tmpval = 0.0;
1060                     istr >> tmpval;
1061                     lyxerr << "new_value = " << tmpval << endl;
1062                     if (tmpval != 0.0)
1063                             new_value = tmpval;
1064             } else if (tmp == "default") {
1065                     new_spacing = Spacing::Default;
1066             } else {
1067                     lyxerr << _("Unknown spacing argument: ")
1068                            << arg << endl;
1069             }
1070             if (cur_spacing != new_spacing || cur_value != new_value) {
1071                     par->spacing.set(new_spacing, new_value);
1072                     //TEXT(bv)->RedoParagraph(owner->view());
1073                     UpdateLocal(bv, CURSOR_PAR, true);
1074                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1075             }
1076     }
1077     break;
1078
1079     default:
1080         result = UNDISPATCHED;
1081         break;
1082     }
1083     if (result != FINISHED) {
1084         ShowInsetCursor(bv);
1085     } else
1086         bv->unlockInset(this);
1087     return result;
1088 }
1089
1090
1091 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
1092 {
1093     TexRow texrow;
1094     buf->latexParagraphs(os, par, 0, texrow);
1095     return texrow.rows();
1096 }
1097
1098
1099 int InsetText::Ascii(Buffer const * buf, ostream & os, int linelen) const
1100 {
1101     LyXParagraph * p = par;
1102     unsigned int lines = 0;
1103
1104     string tmp;
1105     while (p) {
1106         tmp = buf->asciiParagraph(p, linelen);
1107         lines += countChar(tmp, '\n');
1108         os << tmp;
1109         p = p->next;
1110     }
1111     return lines;
1112 }
1113
1114
1115 int InsetText::DocBook(Buffer const * buf, ostream & os) const
1116 {
1117     LyXParagraph * p = par;
1118     unsigned int lines = 0;
1119     int desc=0;
1120
1121     string tmp;
1122     while (p) {
1123         buf->SimpleDocBookOnePar(os,tmp,p,desc,0);
1124         p = p->next;
1125     }
1126
1127     return lines;
1128 }
1129
1130
1131 void InsetText::Validate(LaTeXFeatures & features) const
1132 {
1133     LyXParagraph * p = par;
1134     while(p) {
1135         p->validate(features);
1136         p = p->next;
1137     }
1138 }
1139
1140
1141 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
1142 {
1143     if (textclasslist.Style(buf->params.textclass,
1144                             p->GetLayout()).labeltype != LABEL_MANUAL)
1145         return 0;
1146     else
1147         return p->BeginningOfMainBody();
1148 }
1149
1150
1151 void InsetText::GetCursorPos(BufferView * bv,
1152                              int & x, int & y) const
1153 {
1154     x = cx(bv);
1155     y = cy(bv);
1156 }
1157
1158
1159 unsigned int InsetText::InsetInInsetY()
1160 {
1161     if (!the_locking_inset)
1162         return 0;
1163
1164     return (inset_y + the_locking_inset->InsetInInsetY());
1165 }
1166
1167
1168 void InsetText::ToggleInsetCursor(BufferView * bv)
1169 {
1170     if (the_locking_inset) {
1171         the_locking_inset->ToggleInsetCursor(bv);
1172         return;
1173     }
1174
1175     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1176
1177     int asc = lyxfont::maxAscent(font);
1178     int desc = lyxfont::maxDescent(font);
1179
1180     if (cursor_visible)
1181         bv->hideLockedInsetCursor();
1182     else
1183         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1184     cursor_visible = !cursor_visible;
1185 }
1186
1187
1188 void InsetText::ShowInsetCursor(BufferView * bv, bool show)
1189 {
1190     if (the_locking_inset) {
1191         the_locking_inset->ShowInsetCursor(bv);
1192         return;
1193     }
1194     if (!cursor_visible) {
1195         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1196
1197         int asc = lyxfont::maxAscent(font);
1198         int desc = lyxfont::maxDescent(font);
1199
1200         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1201         if (show)
1202             bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1203         cursor_visible = true;
1204     }
1205 }
1206
1207
1208 void InsetText::HideInsetCursor(BufferView * bv)
1209 {
1210     if (cursor_visible) {
1211         bv->hideLockedInsetCursor();
1212         cursor_visible = false;
1213     }
1214     if (the_locking_inset)
1215         the_locking_inset->HideInsetCursor(bv);
1216 }
1217
1218
1219 UpdatableInset::RESULT
1220 InsetText::moveRight(BufferView * bv, bool activate_inset, bool selecting)
1221 {
1222     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1223         return FINISHED;
1224     if (activate_inset && checkAndActivateInset(bv, false))
1225         return DISPATCHED;
1226     TEXT(bv)->CursorRight(bv, selecting);
1227     return DISPATCHED_NOUPDATE;
1228 }
1229
1230
1231 UpdatableInset::RESULT
1232 InsetText::moveLeft(BufferView * bv, bool activate_inset, bool selecting)
1233 {
1234     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1235         return FINISHED;
1236     TEXT(bv)->CursorLeft(bv, selecting);
1237     if (activate_inset && checkAndActivateInset(bv, true))
1238         return DISPATCHED;
1239     return DISPATCHED_NOUPDATE;
1240 }
1241
1242
1243 UpdatableInset::RESULT
1244 InsetText::moveUp(BufferView * bv)
1245 {
1246     if (!crow(bv)->previous())
1247         return FINISHED;
1248     TEXT(bv)->CursorUp(bv);
1249     return DISPATCHED_NOUPDATE;
1250 }
1251
1252
1253 UpdatableInset::RESULT
1254 InsetText::moveDown(BufferView * bv)
1255 {
1256     if (!crow(bv)->next())
1257         return FINISHED;
1258     TEXT(bv)->CursorDown(bv);
1259     return DISPATCHED_NOUPDATE;
1260 }
1261
1262
1263 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1264 {
1265     if (the_locking_inset) {
1266         if (the_locking_inset->InsertInsetAllowed(inset))
1267             return the_locking_inset->InsertInset(bv, inset);
1268         return false;
1269     }
1270     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1271 #ifndef NEW_INSETS
1272               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1273               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1274 #else
1275               bv->text->cursor.par()->previous,
1276               bv->text->cursor.par()->next
1277 #endif
1278             );
1279     inset->setOwner(this);
1280     HideInsetCursor(bv);
1281     TEXT(bv)->InsertInset(bv, inset);
1282     if ((cpar(bv)->GetChar(cpos(bv)) != LyXParagraph::META_INSET) ||
1283         (cpar(bv)->GetInset(cpos(bv)) != inset))
1284         TEXT(bv)->CursorLeft(bv);
1285     TEXT(bv)->selection = 0;
1286     bv->fitCursor(TEXT(bv));
1287     UpdateLocal(bv, CURSOR_PAR, true);
1288     ShowInsetCursor(bv);
1289     return true;
1290 }
1291
1292
1293 UpdatableInset * InsetText::GetLockingInset()
1294 {
1295     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1296 }
1297
1298
1299 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1300 {
1301     if (c == LyxCode())
1302         return this;
1303     if (the_locking_inset)
1304         return the_locking_inset->GetFirstLockingInsetOfType(c);
1305     return 0;
1306 }
1307
1308
1309 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1310 {
1311     bv->text->SetUndo(bv->buffer(), Undo::EDIT,
1312 #ifndef NEW_INSETS
1313               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1314               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1315 #else
1316               bv->text->cursor.par()->previous,
1317               bv->text->cursor.par()->next
1318 #endif
1319             );
1320     TEXT(bv)->SetFont(bv, font, toggleall);
1321     bv->fitCursor(TEXT(bv));
1322     UpdateLocal(bv, CURSOR_PAR, true);
1323 }
1324
1325
1326 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1327 {
1328     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1329         unsigned int x;
1330         unsigned int y;
1331         Inset * inset =
1332             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1333         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1334             return false;
1335         LyXFont const font =
1336                 TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1337         if (behind) {
1338             x = inset->width(bv, font);
1339             y = inset->descent(bv, font);
1340         } else {
1341             x = y = 0;
1342         }
1343         inset_x = cx(bv) - top_x + drawTextXOffset;
1344         inset_y = cy(bv) + drawTextYOffset;
1345         inset->Edit(bv, x - inset_x, y - inset_y, 0);
1346         if (!the_locking_inset)
1347             return false;
1348         UpdateLocal(bv, CURSOR_PAR, false);
1349         return true;
1350     }
1351     return false;
1352 }
1353
1354
1355 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1356                                       int button)
1357 {
1358     x = x - drawTextXOffset;
1359     y = y + insetAscent;
1360     Inset * inset = bv->checkInsetHit(TEXT(bv), x, y, button);
1361
1362     if (inset) {
1363         if (x < 0)
1364             x = insetWidth;
1365         if (y < 0)
1366             y = insetDescent;
1367         inset_x = cx(bv) - top_x + drawTextXOffset;
1368         inset_y = cy(bv) + drawTextYOffset;
1369         inset->Edit(bv, x - inset_x, y - inset_y, button);
1370         if (!the_locking_inset)
1371             return false;
1372         UpdateLocal(bv, CURSOR_PAR, false);
1373         return true;
1374     }
1375     return false;
1376 }
1377
1378
1379 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1380 {
1381     int w = UpdatableInset::getMaxWidth(pain, inset);
1382     if (w < 0) {
1383         return w;
1384     }
1385     if (owner()) {
1386         w = w - top_x + owner()->x();
1387         return w;
1388     }
1389     w -= (2 * TEXT_TO_INSET_OFFSET);
1390     return w - top_x;
1391 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1392 }
1393
1394
1395 void InsetText::SetParagraphData(LyXParagraph *p)
1396 {
1397     // delete all instances of LyXText before deleting the paragraps used
1398     // by it.
1399     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
1400         delete (*cit).second;
1401         (*cit).second = 0;
1402     }
1403
1404     LyXParagraph * np;
1405     if (par) {
1406         np = par->next;
1407         delete par;
1408         while(np) {
1409             par = np;
1410             np = np->next;
1411             delete par;
1412         }
1413     }
1414     par = p->Clone();
1415     par->SetInsetOwner(this);
1416     np = par;
1417     while(p->next) {
1418         p = p->next;
1419         np->next = p->Clone();
1420         np->next->previous = np;
1421         np = np->next;
1422         np->SetInsetOwner(this);
1423     }
1424     need_update = INIT;
1425 }
1426
1427
1428 void InsetText::SetAutoBreakRows(bool flag)
1429 {
1430     if (flag != autoBreakRows) {
1431         autoBreakRows = flag;
1432         need_update = FULL;
1433         if (!flag)
1434             removeNewlines();
1435     }
1436 }
1437
1438
1439 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1440 {
1441     if (how != drawFrame) {
1442         drawFrame = how;
1443         if (bv)
1444             UpdateLocal(bv, DRAW_FRAME, false);
1445     }
1446 }
1447
1448
1449 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1450 {
1451     if (frame_color != col) {
1452         frame_color = col;
1453         if (bv)
1454             UpdateLocal(bv, DRAW_FRAME, false);
1455     }
1456 }
1457
1458 #if 0
1459 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1460 {
1461     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1462 }
1463 #endif
1464
1465
1466 int InsetText::cx(BufferView * bv) const
1467 {
1468     return TEXT(bv)->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1469 }
1470
1471
1472 int InsetText::cy(BufferView * bv) const
1473 {
1474     LyXFont font;
1475     return TEXT(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
1476 }
1477
1478
1479 LyXParagraph::size_type InsetText::cpos(BufferView * bv) const
1480 {
1481     return TEXT(bv)->cursor.pos();
1482 }
1483
1484
1485 LyXParagraph * InsetText::cpar(BufferView * bv) const
1486 {
1487     return TEXT(bv)->cursor.par();
1488 }
1489
1490
1491 Row * InsetText::crow(BufferView * bv) const
1492 {
1493     return TEXT(bv)->cursor.row();
1494 }
1495
1496
1497 LyXText * InsetText::getLyXText(BufferView * bv) const
1498 {
1499     if ((cache.find(bv) != cache.end()) && cache[bv])
1500         return cache[bv];
1501     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1502     lt->init(bv);
1503     cache[bv] = lt;
1504     if (the_locking_inset) {
1505         lt->SetCursor(bv, inset_par, inset_pos);
1506     }
1507     return lt;
1508 }
1509
1510
1511 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1512 {
1513     if (cache.find(bv) == cache.end())
1514         return;
1515     delete cache[bv];
1516     cache.erase(bv);
1517     if (recursive) {
1518         /// then remove all LyXText in text-insets
1519         LyXParagraph * p = par;
1520         for (;p;p = p->next) {
1521             p->deleteInsetsLyXText(bv);
1522         }
1523     }
1524 }
1525
1526
1527 void InsetText::resizeLyXText(BufferView * bv) const
1528 {
1529     if (!par->next && !par->size()) // resize not neccessary!
1530         return;
1531     if (cache.find(bv) == cache.end())
1532         return;
1533
1534     LyXParagraph * lpar = 0;
1535     LyXParagraph * selstartpar = 0;
1536     LyXParagraph * selendpar = 0;
1537     LyXParagraph::size_type pos = 0;
1538     LyXParagraph::size_type selstartpos = 0;
1539     LyXParagraph::size_type selendpos = 0;
1540     int selection = 0;
1541     int mark_set = 0;
1542
1543 //    ProhibitInput(bv);
1544
1545     if (locked) {
1546         lpar = TEXT(bv)->cursor.par();
1547         pos = TEXT(bv)->cursor.pos();
1548         selstartpar = TEXT(bv)->sel_start_cursor.par();
1549         selstartpos = TEXT(bv)->sel_start_cursor.pos();
1550         selendpar = TEXT(bv)->sel_end_cursor.par();
1551         selendpos = TEXT(bv)->sel_end_cursor.pos();
1552         selection = TEXT(bv)->selection;
1553         mark_set = TEXT(bv)->mark_set;
1554     }
1555     deleteLyXText(bv, (the_locking_inset == 0));
1556
1557     if (lpar) {
1558         TEXT(bv)->selection = true;
1559         /* at this point just to avoid the Delete-Empty-Paragraph
1560          * Mechanism when setting the cursor */
1561         TEXT(bv)->mark_set = mark_set;
1562         if (selection) {
1563             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos);
1564             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1565             TEXT(bv)->SetCursor(bv, selendpar, selendpos);
1566             TEXT(bv)->SetSelection();
1567             TEXT(bv)->SetCursor(bv, lpar, pos);
1568         } else {
1569             TEXT(bv)->SetCursor(bv, lpar, pos);
1570             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1571             TEXT(bv)->selection = false;
1572         }
1573     }
1574     if (bv->screen())
1575             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1576     // this will scroll the screen such that the cursor becomes visible
1577     bv->updateScrollbar();
1578 //    AllowInput(bv);
1579     if (the_locking_inset) {
1580         /// then resize all LyXText in text-insets
1581         inset_x = cx(bv) - top_x + drawTextXOffset;
1582         inset_y = cy(bv) + drawTextYOffset;
1583         for (LyXParagraph * p = par; p; p = p->next) {
1584             p->resizeInsetsLyXText(bv);
1585         }
1586     }
1587     need_update = FULL;
1588 }
1589
1590
1591 void InsetText::removeNewlines()
1592 {
1593     for (LyXParagraph * p = par; p; p = p->next) {
1594         for (int i = 0; i < p->Last(); ++i) {
1595             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1596                 p->Erase(i);
1597         }
1598     }
1599 }