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 extern bool math_insert_greek(BufferView *, char);
  59 extern int greek_kb_flag;
  60
  61 InsetText::InsetText()
  62 {
  63     par = new LyXParagraph();
  64     init();
  65 }
  66
  67
  68 InsetText::InsetText(InsetText const & ins)
  69         : UpdatableInset()
  70 {
  71     par = 0;
  72     init(&ins);
  73     autoBreakRows = ins.autoBreakRows;
  74 }
  75
  76
  77 InsetText & InsetText::operator=(InsetText const & it)
  78 {
  79     init(&it);
  80     autoBreakRows = it.autoBreakRows;
  81     return * this;
  82 }
  83
  84
  85 void InsetText::init(InsetText const * ins)
  86 {
  87     top_y = 0;
  88     last_width = 0;
  89     last_height = 0;
  90     insetAscent = 0;
  91     insetDescent = 0;
  92     insetWidth = 0;
  93     the_locking_inset = 0;
  94     cursor_visible = false;
  95     interline_space = 1;
  96     no_selection = false;
  97     need_update = INIT;
  98     drawTextXOffset = 0;
  99     drawTextYOffset = 0;
 100     autoBreakRows = false;
 101     drawFrame = NEVER;
 102     xpos = 0.0;
 103     if (ins) {
 104         SetParagraphData(ins->par);
 105         autoBreakRows = ins->autoBreakRows;
 106         drawFrame = ins->drawFrame;
 107     }
 108     par->SetInsetOwner(this);
 109     frame_color = LColor::insetframe;
 110     locked = false;
 111     old_par = 0;
 112 }
 113
 114
 115 InsetText::~InsetText()
 116 {
 117     // delete all instances of LyXText before deleting the paragraps used
 118     // by it.
 119     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
 120         delete (*cit).second;
 121         (*cit).second = 0;
 122     }
 123     LyXParagraph * p = par->next;
 124     delete par;
 125     while(p) {
 126         par = p;
 127         p = p->next;
 128         delete par;
 129     }
 130 }
 131
 132
 133 void InsetText::clear()
 134 {
 135     // delete all instances of LyXText before deleting the paragraps used
 136     // by it.
 137     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
 138         delete (*cit).second;
 139         (*cit).second = 0;
 140     }
 141     LyXParagraph * p = par->next;
 142     delete par;
 143     while(p) {
 144         par = p;
 145         p = p->next;
 146         delete par;
 147     }
 148     par = new LyXParagraph();
 149 }
 150
 151
 152 Inset * InsetText::Clone(Buffer const &) const
 153 {
 154     InsetText * t = new InsetText(*this);
 155     return t;
 156 }
 157
 158
 159 void InsetText::Write(Buffer const * buf, ostream & os) const
 160 {
 161     os << "Text\n";
 162     WriteParagraphData(buf, os);
 163 }
 164
 165
 166 void InsetText::WriteParagraphData(Buffer const * buf, ostream & os) const
 167 {
 168     par->writeFile(buf, os, buf->params, 0, 0);
 169 }
 170
 171
 172 void InsetText::Read(Buffer const * buf, LyXLex & lex)
 173 {
 174     string token;
 175     int pos = 0;
 176     LyXParagraph * return_par = 0;
 177     char depth = 0; // signed or unsigned?
 178 #ifndef NEW_INSETS
 179     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 180     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 181 #endif
 182     LyXFont font(LyXFont::ALL_INHERIT);
 183
 184     // delete all instances of LyXText before deleting the paragraps used
 185     // by it.
 186     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
 187         delete (*cit).second;
 188         (*cit).second = 0;
 189     }
 190
 191     LyXParagraph * p = par->next;
 192     delete par;
 193     while(p) {
 194         par = p;
 195         p = p->next;
 196         delete par;
 197     }
 198     par = new LyXParagraph;
 199     while (lex.IsOK()) {
 200         lex.nextToken();
 201         token = lex.GetString();
 202         if (token.empty())
 203             continue;
 204         if (token == "\\end_inset")
 205             break;
 206         if (const_cast<Buffer*>(buf)->
 207             parseSingleLyXformat2Token(lex, par, return_par,token, pos, depth,
 208                                        font
 209 #ifndef NEW_INSETS
 210                                        , footnoteflag, footnotekind
 211 #endif
 212                                        ))
 213         {
 214             // the_end read this should NEVER happen
 215             lex.printError("\\the_end read in inset! Error in document!");
 216             return;
 217         }
 218     }
 219     if (!return_par)
 220             return_par = par;
 221     par = return_par;
 222     while(return_par) {
 223         return_par->SetInsetOwner(this);
 224         return_par = return_par->next;
 225     }
 226
 227     if (token != "\\end_inset") {
 228         lex.printError("Missing \\end_inset at this point. "
 229                        "Read: `$$Token'");
 230     }
 231     need_update = INIT;
 232 }
 233
 234
 235 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 236 {
 237     int y_temp = 0;
 238     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 239     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 240     return insetAscent;
 241 }
 242
 243
 244 int InsetText::descent(BufferView * bv, LyXFont const &) const
 245 {
 246     int y_temp = 0;
 247     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 248     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 249         TEXT_TO_INSET_OFFSET;
 250     return insetDescent;
 251 }
 252
 253
 254 int InsetText::width(BufferView * bv, LyXFont const &) const
 255 {
 256     insetWidth = max(textWidth(bv->painter()),
 257                      (int)TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET));
 258     return insetWidth;
 259 }
 260
 261
 262 int InsetText::textWidth(Painter & pain) const
 263 {
 264     int const w = getMaxWidth(pain, this);
 265     return w;
 266 }
 267
 268
 269 void InsetText::draw(BufferView * bv, LyXFont const & f,
 270                      int baseline, float & x, bool cleared) const
 271 {
 272     Painter & pain = bv->painter();
 273
 274     // no draw is necessary !!!
 275     if ((drawFrame == LOCKED) && !locked && !par->size()) {
 276         if (!cleared && (need_update == CLEAR_FRAME)) {
 277             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 278                            width(bv, f) - 1,
 279                            insetAscent + insetDescent - 1,
 280                            LColor::background);
 281         }
 282         top_x = int(x);
 283         top_baseline = baseline;
 284         x += width(bv, f);
 285         need_update = NONE;
 286         return;
 287     }
 288
 289     xpos = x;
 290     UpdatableInset::draw(bv, f, baseline, x, cleared);
 291
 292     // if top_x differs we have a rule down and we don't have to clear anything
 293     if (!cleared && (top_x == int(x)) &&
 294         ((need_update==INIT)||(need_update==FULL)||(top_baseline!=baseline)))
 295     {
 296         int w =  insetWidth;
 297         int h = insetAscent + insetDescent;
 298         int ty = baseline - insetAscent;
 299
 300         if (ty < 0) {
 301             h += ty;
 302             ty = 0;
 303         }
 304         if ((ty + h) > pain.paperHeight())
 305             h = pain.paperHeight();
 306         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 307             w = pain.paperWidth();
 308         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 309         cleared = true;
 310         need_update = FULL;
 311     }
 312     if (!cleared && (need_update == NONE))
 313         return;
 314
 315     if (top_x != int(x)) {
 316         need_update = INIT;
 317         top_x = int(x);
 318         bv->text->status = LyXText::CHANGED_IN_DRAW;
 319         return;
 320     }
 321
 322     top_baseline = baseline;
 323     top_y = baseline - ascent(bv, f);
 324     last_width = width(bv, f);
 325     last_height = ascent(bv, f) + descent(bv, f);
 326
 327     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 328         inset_x = cx(bv) - top_x + drawTextXOffset;
 329         inset_y = cy(bv) + drawTextYOffset;
 330     }
 331     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 332         x += width(bv, f);
 333         need_update = NONE;
 334         return;
 335     }
 336     x += TEXT_TO_INSET_OFFSET;
 337     {
 338         int y = 0;
 339         Row * row = TEXT(bv)->GetRowNearY(y);
 340         int y_offset = baseline - row->ascent_of_text();
 341         int ph = pain.paperHeight();
 342         int first = 0;
 343         y = y_offset;
 344         while ((row != 0) && ((y+row->height()) <= 0)) {
 345             y += row->height();
 346             first += row->height();
 347             row = row->next();
 348         }
 349         if (y_offset < 0)
 350             y_offset = y;
 351         TEXT(bv)->first = first;
 352         if (cleared || !locked || (need_update&FULL) || (need_update&INIT)) {
 353             int yf = y_offset;
 354             y = 0;
 355             while ((row != 0) && (yf < ph)) {
 356                     TEXT(bv)->GetVisibleRow(bv, y+y_offset, int(x), row,
 357                                             y+first, cleared);
 358                 y += row->height();
 359                 yf += row->height();
 360                 row = row->next();
 361             }
 362         } else {
 363             locked = false;
 364             if (need_update & SELECTION)
 365                 bv->screen()->ToggleToggle(TEXT(bv), bv, y_offset, int(x));
 366             else if (need_update & CURSOR) {
 367                 bv->screen()->ToggleSelection(TEXT(bv), bv, true, y_offset,int(x));
 368                 TEXT(bv)->ClearSelection(bv);
 369                 TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 370             }
 371             bv->screen()->Update(TEXT(bv), bv, y_offset, int(x));
 372             locked = true;
 373         }
 374     }
 375     TEXT(bv)->refresh_y = 0;
 376     TEXT(bv)->status = LyXText::UNCHANGED;
 377     if ((need_update != CURSOR_PAR) &&
 378         ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)))
 379     {
 380             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 381                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 382                            frame_color);
 383     } else if (need_update & CLEAR_FRAME) {
 384             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 385                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 386                            LColor::background);
 387     }
 388     x += width(bv, f) - TEXT_TO_INSET_OFFSET;
 389     if (bv->text->status==LyXText::CHANGED_IN_DRAW) {
 390         need_update = INIT;
 391     } else if (need_update != INIT)
 392         need_update = NONE;
 393 }
 394
 395
 396 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 397 {
 398     if (reinit) {  // && (need_update != CURSOR)) {
 399         need_update = INIT;
 400         resizeLyXText(bv);
 401         if (owner())
 402             owner()->update(bv, font, true);
 403         return;
 404     }
 405     if (the_locking_inset) {
 406         inset_x = cx(bv) - top_x + drawTextXOffset;
 407         inset_y = cy(bv) + drawTextYOffset;
 408         the_locking_inset->update(bv, font, reinit);
 409     }
 410     if (need_update == INIT) {
 411         resizeLyXText(bv);
 412         need_update = FULL;
 413     }
 414     int oldw = insetWidth;
 415 #if 1
 416     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 417     // max(textWidth(bv->painter()),
 418     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 419     // (2 * TEXT_TO_INSET_OFFSET);
 420 #else
 421     insetWidth = textWidth(bv->painter());
 422     if (insetWidth < 0)
 423             insetWidth = static_cast<int>(TEXT(bv)->width);
 424 #endif
 425     if (oldw != insetWidth) {
 426 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 427 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 428         resizeLyXText(bv);
 429         need_update = FULL;
 430         update(bv, font, reinit);
 431         return;
 432     }
 433     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 434         the_locking_inset)
 435     {
 436         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 437     }
 438
 439     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 440         need_update = FULL;
 441
 442     int y_temp = 0;
 443     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 444     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 445     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 446         TEXT_TO_INSET_OFFSET;
 447 }
 448
 449 void InsetText::SetUpdateStatus(BufferView * bv, int what)
 450 {
 451     need_update |= what;
 452     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 453         need_update |= FULL;
 454     else if (TEXT(bv)->status == LyXText::NEED_VERY_LITTLE_REFRESH)
 455         need_update |= CURSOR_PAR;
 456
 457     // this to not draw a selection when we redraw all of it!
 458     if ((need_update & (INIT|FULL)) && (need_update & CURSOR))
 459         TEXT(bv)->ClearSelection(bv);
 460 }
 461
 462 void InsetText::UpdateLocal(BufferView * bv, int what, bool mark_dirty)
 463 {
 464     TEXT(bv)->FullRebreak(bv);
 465     SetUpdateStatus(bv, what);
 466     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 467         TEXT(bv)->selection)
 468             bv->updateInset(this, mark_dirty);
 469     bv->owner()->showState();
 470     if (old_par != cpar(bv)) {
 471             bv->owner()->setLayout(cpar(bv)->GetLayout());
 472             old_par = cpar(bv);
 473     }
 474 }
 475
 476
 477 string const InsetText::EditMessage() const
 478 {
 479     return _("Opened Text Inset");
 480 }
 481
 482
 483 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 484 {
 485 //    par->SetInsetOwner(this);
 486     UpdatableInset::Edit(bv, x, y, button);
 487
 488     if (!bv->lockInset(this)) {
 489         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 490         return;
 491     }
 492     locked = true;
 493     the_locking_inset = 0;
 494     inset_pos = inset_x = inset_y = 0;
 495     inset_boundary = false;
 496     inset_par = 0;
 497     old_par = 0;
 498     if (!checkAndActivateInset(bv, x, y, button))
 499         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 500                                            y+insetAscent);
 501     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 502     bv->text->FinishUndo();
 503     ShowInsetCursor(bv);
 504     UpdateLocal(bv, FULL, false);
 505
 506     // If the inset is empty set the language of the current font to the
 507     // language to the surronding text.
 508     if (par->Last() == 0 && !par->next) {
 509         LyXFont font(LyXFont::ALL_IGNORE);
 510         font.setLanguage(bv->getParentLanguage(this));
 511         SetFont(bv, font, false);
 512     }
 513 }
 514
 515
 516 void InsetText::InsetUnlock(BufferView * bv)
 517 {
 518     if (the_locking_inset) {
 519         the_locking_inset->InsetUnlock(bv);
 520         the_locking_inset = 0;
 521     }
 522     HideInsetCursor(bv);
 523     no_selection = false;
 524     locked = false;
 525     UpdateLocal(bv, CLEAR_FRAME|CURSOR, false);
 526     if (owner())
 527             bv->owner()->setLayout(owner()->getLyXText(bv)
 528                                     ->cursor.par()->GetLayout());
 529     else
 530             bv->owner()->setLayout(bv->text->cursor.par()->GetLayout());
 531 }
 532
 533
 534 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 535 {
 536     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 537     if (!inset)
 538         return false;
 539     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 540         lyxerr[Debug::INSETS] << "OK" << endl;
 541         the_locking_inset = inset;
 542         inset_x = cx(bv) - top_x + drawTextXOffset;
 543         inset_y = cy(bv) + drawTextYOffset;
 544         inset_pos = cpos(bv);
 545         inset_par = cpar(bv);
 546         inset_boundary = cboundary(bv);
 547 #if 0
 548         TEXT(bv)->ClearSelection(bv);
 549         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 550         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 551 #else
 552         UpdateLocal(bv, CURSOR, false);
 553 #endif
 554         return true;
 555     } else if (the_locking_inset && (the_locking_inset == inset)) {
 556         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 557             lyxerr[Debug::INSETS] << "OK" << endl;
 558             inset_x = cx(bv) - top_x + drawTextXOffset;
 559             inset_y = cy(bv) + drawTextYOffset;
 560         } else {
 561             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 562         }
 563     } else if (the_locking_inset) {
 564         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 565         return the_locking_inset->LockInsetInInset(bv, inset);
 566     }
 567     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 568     return false;
 569 }
 570
 571
 572 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 573                                    bool lr)
 574 {
 575     if (!the_locking_inset)
 576         return false;
 577     if (the_locking_inset == inset) {
 578         the_locking_inset->InsetUnlock(bv);
 579         TEXT(bv)->UpdateInset(bv, inset);
 580         the_locking_inset = 0;
 581         if (lr)
 582             moveRight(bv, false);
 583         old_par = 0; // force layout setting
 584         UpdateLocal(bv, CURSOR_PAR, false);
 585         return true;
 586     }
 587     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 588 }
 589
 590
 591 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 592 {
 593     if (!the_locking_inset)
 594         return false;
 595     if (the_locking_inset != inset) {
 596         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 597         SetUpdateStatus(bv, CURSOR_PAR);
 598         return the_locking_inset->UpdateInsetInInset(bv, inset);
 599     }
 600 //    UpdateLocal(bv, FULL, false);
 601     if (TEXT(bv)->UpdateInset(bv, inset))
 602         UpdateLocal(bv, CURSOR_PAR, false);
 603     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 604         inset_x = cx(bv) - top_x + drawTextXOffset;
 605         inset_y = cy(bv) + drawTextYOffset;
 606     }
 607     return true;
 608 }
 609
 610
 611 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 612 {
 613     no_selection = true;
 614
 615     int tmp_x = x - drawTextXOffset;
 616     int tmp_y = y + insetAscent - TEXT(bv)->first;
 617     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 618
 619     HideInsetCursor(bv);
 620     if (the_locking_inset) {
 621         if (the_locking_inset == inset) {
 622             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 623             no_selection = false;
 624             return;
 625         } else if (inset) {
 626             // otherwise unlock the_locking_inset and lock the new inset
 627             the_locking_inset->InsetUnlock(bv);
 628             inset_x = cx(bv) - top_x + drawTextXOffset;
 629             inset_y = cy(bv) + drawTextYOffset;
 630             the_locking_inset = static_cast<UpdatableInset*>(inset);
 631             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 632             inset->Edit(bv, x - inset_x, y - inset_y, button);
 633             if (the_locking_inset)
 634                 UpdateLocal(bv, CURSOR, false);
 635             no_selection = false;
 636             return;
 637         }
 638         // otherwise only unlock the_locking_inset
 639         the_locking_inset->InsetUnlock(bv);
 640         the_locking_inset = 0;
 641     }
 642     if (bv->theLockingInset()) {
 643         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 644             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 645             inset_x = cx(bv) - top_x + drawTextXOffset;
 646             inset_y = cy(bv) + drawTextYOffset;
 647             inset_pos = cpos(bv);
 648             inset_par = cpar(bv);
 649             inset_boundary = cboundary(bv);
 650             the_locking_inset = uinset;
 651             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 652             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 653             if (the_locking_inset)
 654                 UpdateLocal(bv, CURSOR, false);
 655             no_selection = false;
 656             return;
 657         }
 658     }
 659     if (!inset) {
 660         bool paste_internally = false;
 661         if ((button == 2) && TEXT(bv)->selection) {
 662             LocalDispatch(bv, LFUN_COPY, "");
 663             paste_internally = true;
 664         }
 665         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 666                                            y + insetAscent);
 667         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 668         UpdateLocal(bv, CURSOR, false);
 669         bv->owner()->setLayout(cpar(bv)->GetLayout());
 670         old_par = cpar(bv);
 671         // Insert primary selection with middle mouse
 672         // if there is a local selection in the current buffer,
 673         // insert this
 674         if (button == 2) {
 675             if (paste_internally)
 676                 LocalDispatch(bv, LFUN_PASTE, "");
 677             else
 678                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 679         }
 680     }
 681     ShowInsetCursor(bv);
 682     no_selection = false;
 683 }
 684
 685
 686 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 687 {
 688     UpdatableInset * inset = 0;
 689
 690     if (the_locking_inset) {
 691             the_locking_inset->InsetButtonRelease(bv,
 692                                                   x - inset_x, y - inset_y,
 693                                                   button);
 694     } else {
 695         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 696             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 697             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 698                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 699             } else {
 700                 inset_x = cx(bv) - top_x + drawTextXOffset;
 701                 inset_y = cy(bv) + drawTextYOffset;
 702                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 703                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 704             }
 705             UpdateLocal(bv, CURSOR_PAR, false);
 706         }
 707     }
 708     no_selection = false;
 709 }
 710
 711
 712 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 713 {
 714     if (no_selection)
 715         return;
 716     if (the_locking_inset) {
 717         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 718                                              y - inset_y,state);
 719         return;
 720     }
 721     HideInsetCursor(bv);
 722     TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 723                                        y+insetAscent);
 724     TEXT(bv)->SetSelection(bv);
 725     if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 726         TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 727         UpdateLocal(bv, SELECTION, false);
 728     ShowInsetCursor(bv);
 729 }
 730
 731
 732 void InsetText::InsetKeyPress(XKeyEvent * xke)
 733 {
 734     if (the_locking_inset) {
 735         the_locking_inset->InsetKeyPress(xke);
 736         return;
 737     }
 738 }
 739
 740
 741 UpdatableInset::RESULT
 742 InsetText::LocalDispatch(BufferView * bv,
 743                          int action, string const & arg)
 744 {
 745     no_selection = false;
 746     UpdatableInset::RESULT
 747         result= UpdatableInset::LocalDispatch(bv, action, arg);
 748     if (result != UNDISPATCHED) {
 749         return DISPATCHED;
 750     }
 751
 752     result=DISPATCHED;
 753     if ((action < 0) && arg.empty())
 754         return FINISHED;
 755
 756     if (the_locking_inset) {
 757         result = the_locking_inset->LocalDispatch(bv, action, arg);
 758         if (result == DISPATCHED_NOUPDATE)
 759             return result;
 760         else if (result == DISPATCHED) {
 761             UpdateLocal(bv, CURSOR_PAR, false);
 762             return result;
 763         } else if (result == FINISHED) {
 764             bool dispatched = false;
 765             switch (action) {
 766             case LFUN_UNKNOWN_ACTION:
 767             case LFUN_BREAKPARAGRAPH:
 768             case LFUN_BREAKLINE:
 769                moveRightIntern(bv, false, false);
 770                break;
 771             case LFUN_RIGHT:
 772                 if (!TEXT(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
 773                     moveRightIntern(bv, false, false);
 774                 dispatched = true;
 775                 break;
 776             case LFUN_LEFT:
 777                 if (TEXT(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
 778                     moveRightIntern(bv, false, false);
 779                 dispatched = true;
 780                 break;
 781             }
 782             the_locking_inset = 0;
 783             if (dispatched)
 784                 return DISPATCHED;
 785         }
 786     }
 787     HideInsetCursor(bv);
 788     switch (action) {
 789         // Normal chars
 790     case LFUN_UNKNOWN_ACTION:
 791         if (bv->buffer()->isReadonly()) {
 792 //          setErrorMessage(N_("Document is read only"));
 793             break;
 794         }
 795         if (!arg.empty()) {
 796             /* Automatically delete the currently selected
 797              * text and replace it with what is being
 798              * typed in now. Depends on lyxrc settings
 799              * "auto_region_delete", which defaults to
 800              * true (on). */
 801
 802             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 803 #ifndef NEW_INSETS
 804                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 805                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 806 #else
 807                               bv->text->cursor.par()->previous,
 808                               bv->text->cursor.par()->next
 809 #endif
 810                     );
 811             bv->setState();
 812             if (lyxrc.auto_region_delete) {
 813                 if (TEXT(bv)->selection){
 814                     TEXT(bv)->CutSelection(bv, false);
 815                 }
 816             }
 817             TEXT(bv)->ClearSelection(bv);
 818             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 819             for (string::size_type i = 0; i < arg.length(); ++i) {
 820                 if (greek_kb_flag) {
 821                     if (!math_insert_greek(bv, arg[i])) {
 822                         bv->owner()->getIntl()->getTrans().TranslateAndInsert(arg[i], TEXT(bv));
 823                     } else if (!the_locking_inset) {
 824                         (void)moveRight(bv, false);
 825                     }
 826                 } else {
 827                     bv->owner()->getIntl()->getTrans().TranslateAndInsert(arg[i], TEXT(bv));
 828                 }
 829             }
 830         }
 831         UpdateLocal(bv, CURSOR_PAR, true);
 832         result=DISPATCHED_NOUPDATE;
 833         break;
 834         // --- Cursor Movements ---------------------------------------------
 835     case LFUN_RIGHTSEL:
 836         bv->text->FinishUndo();
 837         moveRight(bv, false, true);
 838         TEXT(bv)->SetSelection(bv);
 839         UpdateLocal(bv, SELECTION, false);
 840         break;
 841     case LFUN_RIGHT:
 842         result = moveRight(bv);
 843         bv->text->FinishUndo();
 844         UpdateLocal(bv, CURSOR, false);
 845         break;
 846     case LFUN_LEFTSEL:
 847         bv->text->FinishUndo();
 848         moveLeft(bv, false, true);
 849         TEXT(bv)->SetSelection(bv);
 850         UpdateLocal(bv, SELECTION, false);
 851         break;
 852     case LFUN_LEFT:
 853         bv->text->FinishUndo();
 854         result = moveLeft(bv);
 855         UpdateLocal(bv, CURSOR, false);
 856         break;
 857     case LFUN_DOWNSEL:
 858         bv->text->FinishUndo();
 859         moveDown(bv);
 860         TEXT(bv)->SetSelection(bv);
 861         UpdateLocal(bv, SELECTION, false);
 862         break;
 863     case LFUN_DOWN:
 864         bv->text->FinishUndo();
 865         result = moveDown(bv);
 866         UpdateLocal(bv, CURSOR, false);
 867         break;
 868     case LFUN_UPSEL:
 869         bv->text->FinishUndo();
 870         moveUp(bv);
 871         TEXT(bv)->SetSelection(bv);
 872         UpdateLocal(bv, SELECTION, false);
 873         break;
 874     case LFUN_UP:
 875         bv->text->FinishUndo();
 876         result = moveUp(bv);
 877         UpdateLocal(bv, CURSOR, false);
 878         break;
 879     case LFUN_HOME:
 880         bv->text->FinishUndo();
 881         TEXT(bv)->CursorHome(bv);
 882         UpdateLocal(bv, CURSOR, false);
 883         break;
 884     case LFUN_END:
 885         TEXT(bv)->CursorEnd(bv);
 886         UpdateLocal(bv, CURSOR, false);
 887         break;
 888     case LFUN_BACKSPACE:
 889         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 890 #ifndef NEW_INSETS
 891           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 892           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 893 #else
 894           bv->text->cursor.par()->previous,
 895           bv->text->cursor.par()->next
 896 #endif
 897                 );
 898         if (TEXT(bv)->selection)
 899             TEXT(bv)->CutSelection(bv);
 900         else
 901             TEXT(bv)->Backspace(bv);
 902         UpdateLocal(bv, CURSOR_PAR, true);
 903         break;
 904     case LFUN_DELETE:
 905         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 906 #ifndef NEW_INSETS
 907           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 908           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 909 #else
 910           bv->text->cursor.par()->previous,
 911           bv->text->cursor.par()->next
 912 #endif
 913                 );
 914         if (TEXT(bv)->selection)
 915             TEXT(bv)->CutSelection(bv);
 916         else
 917             TEXT(bv)->Delete(bv);
 918         UpdateLocal(bv, CURSOR_PAR, true);
 919         break;
 920     case LFUN_CUT:
 921         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 922 #ifndef NEW_INSETS
 923           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 924           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 925 #else
 926           bv->text->cursor.par()->previous,
 927           bv->text->cursor.par()->next
 928 #endif
 929                 );
 930         TEXT(bv)->CutSelection(bv);
 931         UpdateLocal(bv, CURSOR_PAR, true);
 932         break;
 933     case LFUN_COPY:
 934         bv->text->FinishUndo();
 935         TEXT(bv)->CopySelection(bv);
 936         UpdateLocal(bv, CURSOR_PAR, false);
 937         break;
 938     case LFUN_PASTESELECTION:
 939     {
 940         string clip(bv->workarea()->getClipboard());
 941
 942         if (clip.empty())
 943             break;
 944         if (arg == "paragraph") {
 945                 TEXT(bv)->InsertStringB(bv, clip);
 946         } else {
 947                 TEXT(bv)->InsertStringA(bv, clip);
 948         }
 949         UpdateLocal(bv, CURSOR_PAR, true);
 950         break;
 951     }
 952     case LFUN_PASTE:
 953         if (!autoBreakRows) {
 954             CutAndPaste cap;
 955
 956             if (cap.nrOfParagraphs() > 1) {
 957                 WriteAlert(_("Impossible operation"),
 958                            _("Cannot include more than one paragraph!"),
 959                            _("Sorry."));
 960                 break;
 961             }
 962         }
 963         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 964 #ifndef NEW_INSETS
 965           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 966           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 967 #else
 968           bv->text->cursor.par()->previous,
 969           bv->text->cursor.par()->next
 970 #endif
 971                 );
 972         TEXT(bv)->PasteSelection(bv);
 973         UpdateLocal(bv, CURSOR_PAR, true);
 974         break;
 975     case LFUN_BREAKPARAGRAPH:
 976         if (!autoBreakRows)
 977             return DISPATCHED;
 978         TEXT(bv)->BreakParagraph(bv, 0);
 979         UpdateLocal(bv, FULL, true);
 980         break;
 981     case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 982         if (!autoBreakRows)
 983             return DISPATCHED;
 984         TEXT(bv)->BreakParagraph(bv, 1);
 985         UpdateLocal(bv, FULL, true);
 986         break;
 987     case LFUN_BREAKLINE:
 988         if (!autoBreakRows)
 989             return DISPATCHED;
 990         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 991 #ifndef NEW_INSETS
 992             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 993             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 994 #else
 995             bv->text->cursor.par()->previous,
 996             bv->text->cursor.par()->next
 997 #endif
 998                 );
 999         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
1000         UpdateLocal(bv, CURSOR_PAR, true);
1001         break;
1002     case LFUN_LAYOUT:
1003         // do not set layouts on non breakable textinsets
1004         if (autoBreakRows) {
1005             LyXTextClass::size_type cur_layout = cpar(bv)->layout;
1006
1007             // Derive layout number from given argument (string)
1008             // and current buffer's textclass (number). */
1009             LyXTextClassList::ClassList::size_type tclass =
1010                 bv->buffer()->params.textclass;
1011             std::pair <bool, LyXTextClass::size_type> layout =
1012                 textclasslist.NumberOfLayout(tclass, arg);
1013
1014             // If the entry is obsolete, use the new one instead.
1015             if (layout.first) {
1016                 string obs = textclasslist.Style(tclass,layout.second).
1017                     obsoleted_by();
1018                 if (!obs.empty())
1019                     layout = textclasslist.NumberOfLayout(tclass, obs);
1020             }
1021
1022             // see if we found the layout number:
1023             if (!layout.first) {
1024                 string msg = string(N_("Layout ")) + arg + N_(" not known");
1025
1026                 bv->owner()->getMiniBuffer()->Set(msg);
1027                 break;
1028             }
1029
1030             if (cur_layout != layout.second) {
1031                 cur_layout = layout.second;
1032                 TEXT(bv)->SetLayout(bv, layout.second);
1033                 bv->owner()->setLayout(cpar(bv)->GetLayout());
1034                 UpdateLocal(bv, CURSOR_PAR, true);
1035             }
1036         } else {
1037             // reset the layout box
1038             bv->owner()->setLayout(cpar(bv)->GetLayout());
1039         }
1040         break;
1041     case LFUN_PARAGRAPH_SPACING:
1042             // This one is absolutely not working. When fiddling with this
1043             // it also seems to me that the paragraphs inside the insettext
1044             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
1045     {
1046             LyXParagraph * par = TEXT(bv)->cursor.par();
1047             Spacing::Space cur_spacing = par->spacing.getSpace();
1048             float cur_value = 1.0;
1049             if (cur_spacing == Spacing::Other) {
1050                     cur_value = par->spacing.getValue();
1051             }
1052
1053             std::istringstream istr(arg.c_str());
1054             string tmp;
1055             istr >> tmp;
1056             Spacing::Space new_spacing = cur_spacing;
1057             float new_value = cur_value;
1058             if (tmp.empty()) {
1059                     lyxerr << "Missing argument to `paragraph-spacing'"
1060                            << endl;
1061             } else if (tmp == "single") {
1062                     new_spacing = Spacing::Single;
1063             } else if (tmp == "onehalf") {
1064                     new_spacing = Spacing::Onehalf;
1065             } else if (tmp == "double") {
1066                     new_spacing = Spacing::Double;
1067             } else if (tmp == "other") {
1068                     new_spacing = Spacing::Other;
1069                     float tmpval = 0.0;
1070                     istr >> tmpval;
1071                     lyxerr << "new_value = " << tmpval << endl;
1072                     if (tmpval != 0.0)
1073                             new_value = tmpval;
1074             } else if (tmp == "default") {
1075                     new_spacing = Spacing::Default;
1076             } else {
1077                     lyxerr << _("Unknown spacing argument: ")
1078                            << arg << endl;
1079             }
1080             if (cur_spacing != new_spacing || cur_value != new_value) {
1081                     par->spacing.set(new_spacing, new_value);
1082                     //TEXT(bv)->RedoParagraph(owner->view());
1083                     UpdateLocal(bv, CURSOR_PAR, true);
1084                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1085             }
1086     }
1087     break;
1088
1089     default:
1090         result = UNDISPATCHED;
1091         break;
1092     }
1093
1094     /// If the action has deleted all text in the inset, we need to change the
1095     // language to the language to the surronding text.
1096     if (par->Last() == 0 && !par->next) {
1097         LyXFont font(LyXFont::ALL_IGNORE);
1098         font.setLanguage(bv->getParentLanguage(this));
1099         SetFont(bv, font, false);
1100     }
1101
1102     if (result != FINISHED) {
1103         ShowInsetCursor(bv);
1104     } else
1105         bv->unlockInset(this);
1106     return result;
1107 }
1108
1109
1110 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
1111 {
1112     TexRow texrow;
1113     buf->latexParagraphs(os, par, 0, texrow);
1114     return texrow.rows();
1115 }
1116
1117
1118 int InsetText::Ascii(Buffer const * buf, ostream & os, int linelen) const
1119 {
1120     LyXParagraph * p = par;
1121     unsigned int lines = 0;
1122
1123     string tmp;
1124     while (p) {
1125         tmp = buf->asciiParagraph(p, linelen);
1126         lines += countChar(tmp, '\n');
1127         os << tmp;
1128         p = p->next;
1129     }
1130     return lines;
1131 }
1132
1133
1134 int InsetText::DocBook(Buffer const * buf, ostream & os) const
1135 {
1136     LyXParagraph * p = par;
1137     unsigned int lines = 0;
1138     int desc=0;
1139
1140     string tmp;
1141     while (p) {
1142         buf->SimpleDocBookOnePar(os,tmp,p,desc,0);
1143         p = p->next;
1144     }
1145
1146     return lines;
1147 }
1148
1149
1150 void InsetText::Validate(LaTeXFeatures & features) const
1151 {
1152     LyXParagraph * p = par;
1153     while(p) {
1154         p->validate(features);
1155         p = p->next;
1156     }
1157 }
1158
1159
1160 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
1161 {
1162     if (textclasslist.Style(buf->params.textclass,
1163                             p->GetLayout()).labeltype != LABEL_MANUAL)
1164         return 0;
1165     else
1166         return p->BeginningOfMainBody();
1167 }
1168
1169
1170 void InsetText::GetCursorPos(BufferView * bv,
1171                              int & x, int & y) const
1172 {
1173     x = cx(bv);
1174     y = cy(bv);
1175 }
1176
1177
1178 unsigned int InsetText::InsetInInsetY()
1179 {
1180     if (!the_locking_inset)
1181         return 0;
1182
1183     return (inset_y + the_locking_inset->InsetInInsetY());
1184 }
1185
1186
1187 void InsetText::ToggleInsetCursor(BufferView * bv)
1188 {
1189     if (the_locking_inset) {
1190         the_locking_inset->ToggleInsetCursor(bv);
1191         return;
1192     }
1193
1194     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1195
1196     int asc = lyxfont::maxAscent(font);
1197     int desc = lyxfont::maxDescent(font);
1198
1199     if (cursor_visible)
1200         bv->hideLockedInsetCursor();
1201     else
1202         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1203     cursor_visible = !cursor_visible;
1204 }
1205
1206
1207 void InsetText::ShowInsetCursor(BufferView * bv, bool show)
1208 {
1209     if (the_locking_inset) {
1210         the_locking_inset->ShowInsetCursor(bv);
1211         return;
1212     }
1213     if (!cursor_visible) {
1214         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1215
1216         int asc = lyxfont::maxAscent(font);
1217         int desc = lyxfont::maxDescent(font);
1218
1219         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1220         if (show)
1221             bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1222         cursor_visible = true;
1223     }
1224 }
1225
1226
1227 void InsetText::HideInsetCursor(BufferView * bv)
1228 {
1229     if (cursor_visible) {
1230         bv->hideLockedInsetCursor();
1231         cursor_visible = false;
1232     }
1233     if (the_locking_inset)
1234         the_locking_inset->HideInsetCursor(bv);
1235 }
1236
1237
1238 UpdatableInset::RESULT
1239 InsetText::moveRight(BufferView * bv, bool activate_inset, bool selecting)
1240 {
1241     if (TEXT(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
1242         return moveLeftIntern(bv, false, activate_inset, selecting);
1243     else
1244         return moveRightIntern(bv, false, activate_inset, selecting);
1245 }
1246
1247 UpdatableInset::RESULT
1248 InsetText::moveLeft(BufferView * bv, bool activate_inset, bool selecting)
1249 {
1250     if (TEXT(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
1251         return moveRightIntern(bv, true, activate_inset, selecting);
1252     else
1253         return moveLeftIntern(bv, true, activate_inset, selecting);
1254 }
1255
1256
1257 UpdatableInset::RESULT
1258 InsetText::moveRightIntern(BufferView * bv, bool behind,
1259                            bool activate_inset, bool selecting)
1260 {
1261     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1262         return FINISHED;
1263     if (activate_inset && checkAndActivateInset(bv, behind))
1264         return DISPATCHED;
1265     TEXT(bv)->CursorRight(bv);
1266     if (!selecting)
1267             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1268     return DISPATCHED_NOUPDATE;
1269 }
1270
1271
1272 UpdatableInset::RESULT
1273 InsetText::moveLeftIntern(BufferView * bv, bool behind,
1274                           bool activate_inset, bool selecting)
1275 {
1276     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1277         return FINISHED;
1278     TEXT(bv)->CursorLeft(bv);
1279     if (!selecting)
1280             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1281     if (activate_inset && checkAndActivateInset(bv, behind))
1282         return DISPATCHED;
1283     return DISPATCHED_NOUPDATE;
1284 }
1285
1286
1287 UpdatableInset::RESULT
1288 InsetText::moveUp(BufferView * bv)
1289 {
1290     if (!crow(bv)->previous())
1291         return FINISHED;
1292     TEXT(bv)->CursorUp(bv);
1293     return DISPATCHED_NOUPDATE;
1294 }
1295
1296
1297 UpdatableInset::RESULT
1298 InsetText::moveDown(BufferView * bv)
1299 {
1300     if (!crow(bv)->next())
1301         return FINISHED;
1302     TEXT(bv)->CursorDown(bv);
1303     return DISPATCHED_NOUPDATE;
1304 }
1305
1306
1307 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1308 {
1309     if (the_locking_inset) {
1310         if (the_locking_inset->InsertInsetAllowed(inset))
1311             return the_locking_inset->InsertInset(bv, inset);
1312         return false;
1313     }
1314     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1315 #ifndef NEW_INSETS
1316               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1317               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1318 #else
1319               bv->text->cursor.par()->previous,
1320               bv->text->cursor.par()->next
1321 #endif
1322             );
1323     inset->setOwner(this);
1324     HideInsetCursor(bv);
1325     TEXT(bv)->InsertInset(bv, inset);
1326 #if 0
1327     if ((cpar(bv)->GetChar(cpos(bv)) != LyXParagraph::META_INSET) ||
1328         (cpar(bv)->GetInset(cpos(bv)) != inset))
1329         TEXT(bv)->CursorLeft(bv);
1330 #endif
1331     bv->fitCursor(TEXT(bv));
1332     UpdateLocal(bv, CURSOR_PAR|CURSOR, true);
1333     ShowInsetCursor(bv);
1334     return true;
1335 }
1336
1337
1338 UpdatableInset * InsetText::GetLockingInset()
1339 {
1340     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1341 }
1342
1343
1344 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1345 {
1346     if (c == LyxCode())
1347         return this;
1348     if (the_locking_inset)
1349         return the_locking_inset->GetFirstLockingInsetOfType(c);
1350     return 0;
1351 }
1352
1353
1354 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1355 {
1356     bv->text->SetUndo(bv->buffer(), Undo::EDIT,
1357 #ifndef NEW_INSETS
1358               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1359               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1360 #else
1361               bv->text->cursor.par()->previous,
1362               bv->text->cursor.par()->next
1363 #endif
1364             );
1365     TEXT(bv)->SetFont(bv, font, toggleall);
1366     bv->fitCursor(TEXT(bv));
1367     UpdateLocal(bv, CURSOR_PAR, true);
1368 }
1369
1370
1371 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1372 {
1373     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1374         unsigned int x;
1375         unsigned int y;
1376         Inset * inset =
1377             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1378         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1379             return false;
1380         LyXFont const font =
1381                 TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1382         if (behind) {
1383             x = inset->width(bv, font);
1384             y = font.isRightToLeft() ? 0 : inset->descent(bv, font);
1385         } else {
1386             x = 0;
1387             y = font.isRightToLeft() ? inset->descent(bv, font) : 0;
1388         }
1389         //inset_x = cx(bv) - top_x + drawTextXOffset;
1390         //inset_y = cy(bv) + drawTextYOffset;
1391         inset->Edit(bv, x, y, 0);
1392         if (!the_locking_inset)
1393             return false;
1394         UpdateLocal(bv, CURSOR_PAR, false);
1395         return true;
1396     }
1397     return false;
1398 }
1399
1400
1401 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1402                                       int button)
1403 {
1404     x = x - drawTextXOffset;
1405     y = y + insetAscent;
1406     Inset * inset = bv->checkInsetHit(TEXT(bv), x, y, button);
1407
1408     if (inset) {
1409         if (x < 0)
1410             x = insetWidth;
1411         if (y < 0)
1412             y = insetDescent;
1413         inset_x = cx(bv) - top_x + drawTextXOffset;
1414         inset_y = cy(bv) + drawTextYOffset;
1415         inset->Edit(bv, x - inset_x, y - inset_y, button);
1416         if (!the_locking_inset)
1417             return false;
1418         UpdateLocal(bv, CURSOR_PAR, false);
1419         return true;
1420     }
1421     return false;
1422 }
1423
1424
1425 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1426 {
1427     int w = UpdatableInset::getMaxWidth(pain, inset);
1428     if (w < 0) {
1429         return w;
1430     }
1431     if (owner()) {
1432         w = w - top_x + owner()->x();
1433         return w;
1434     }
1435     w -= (2 * TEXT_TO_INSET_OFFSET);
1436     return w - top_x;
1437 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1438 }
1439
1440
1441 void InsetText::SetParagraphData(LyXParagraph *p)
1442 {
1443     // delete all instances of LyXText before deleting the paragraps used
1444     // by it.
1445     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
1446         delete (*cit).second;
1447         (*cit).second = 0;
1448     }
1449
1450     LyXParagraph * np;
1451     if (par) {
1452         np = par->next;
1453         delete par;
1454         while(np) {
1455             par = np;
1456             np = np->next;
1457             delete par;
1458         }
1459     }
1460     par = p->Clone();
1461     par->SetInsetOwner(this);
1462     np = par;
1463     while(p->next) {
1464         p = p->next;
1465         np->next = p->Clone();
1466         np->next->previous = np;
1467         np = np->next;
1468         np->SetInsetOwner(this);
1469     }
1470     need_update = INIT;
1471 }
1472
1473
1474 void InsetText::SetText(string const & data)
1475 {
1476     clear();
1477     LyXFont font(LyXFont::ALL_SANE);
1478     for(unsigned int i=0; i < data.length(); ++i)
1479         par->InsertChar(i, data[i], font);
1480 }
1481
1482
1483 void InsetText::SetAutoBreakRows(bool flag)
1484 {
1485     if (flag != autoBreakRows) {
1486         autoBreakRows = flag;
1487         need_update = FULL;
1488         if (!flag)
1489             removeNewlines();
1490     }
1491 }
1492
1493
1494 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1495 {
1496     if (how != drawFrame) {
1497         drawFrame = how;
1498         if (bv)
1499             UpdateLocal(bv, DRAW_FRAME, false);
1500     }
1501 }
1502
1503
1504 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1505 {
1506     if (frame_color != col) {
1507         frame_color = col;
1508         if (bv)
1509             UpdateLocal(bv, DRAW_FRAME, false);
1510     }
1511 }
1512
1513 #if 0
1514 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1515 {
1516     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1517 }
1518 #endif
1519
1520
1521 int InsetText::cx(BufferView * bv) const
1522 {
1523         LyXText * text = TEXT(bv);
1524         int x = text->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1525         if (the_locking_inset) {
1526                 LyXFont font = text->GetFont(bv->buffer(),
1527                                      text->cursor.par(), text->cursor.pos());
1528                 if (font.isVisibleRightToLeft())
1529                         x -= the_locking_inset->width(bv, font);
1530         }
1531         return x;
1532 }
1533
1534
1535 int InsetText::cy(BufferView * bv) const
1536 {
1537     LyXFont font;
1538     return TEXT(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
1539 }
1540
1541
1542 LyXParagraph::size_type InsetText::cpos(BufferView * bv) const
1543 {
1544     return TEXT(bv)->cursor.pos();
1545 }
1546
1547
1548 LyXParagraph * InsetText::cpar(BufferView * bv) const
1549 {
1550     return TEXT(bv)->cursor.par();
1551 }
1552
1553 bool InsetText::cboundary(BufferView * bv) const
1554 {
1555     return TEXT(bv)->cursor.boundary();
1556 }
1557
1558
1559 Row * InsetText::crow(BufferView * bv) const
1560 {
1561     return TEXT(bv)->cursor.row();
1562 }
1563
1564
1565 LyXText * InsetText::getLyXText(BufferView const * lbv, bool const recursive) const
1566 {
1567     // Super UGLY! (Lgb)
1568     BufferView * bv = const_cast<BufferView *>(lbv);
1569
1570     if ((cache.find(bv) != cache.end()) && cache[bv]) {
1571         if (recursive && the_locking_inset)
1572             return the_locking_inset->getLyXText(bv);
1573         return cache[bv];
1574     }
1575     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1576     lt->init(bv);
1577     cache[bv] = lt;
1578     if (the_locking_inset) {
1579        lt->SetCursor(bv, inset_par, inset_pos, true, inset_boundary);
1580        if (recursive)
1581            return the_locking_inset->getLyXText(bv);
1582     }
1583     return lt;
1584 }
1585
1586
1587 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1588 {
1589     if ((cache.find(bv) == cache.end()) || !cache[bv])
1590         return;
1591     delete cache[bv];
1592     cache.erase(bv);
1593     if (recursive) {
1594         /// then remove all LyXText in text-insets
1595         LyXParagraph * p = par;
1596         for (;p;p = p->next) {
1597             p->deleteInsetsLyXText(bv);
1598         }
1599     }
1600 }
1601
1602
1603 void InsetText::resizeLyXText(BufferView * bv) const
1604 {
1605     if (!par->next && !par->size()) // resize not neccessary!
1606         return;
1607     if ((cache.find(bv) == cache.end()) || !cache[bv])
1608         return;
1609
1610     LyXParagraph * lpar = 0;
1611     LyXParagraph * selstartpar = 0;
1612     LyXParagraph * selendpar = 0;
1613     LyXParagraph::size_type pos = 0;
1614     LyXParagraph::size_type selstartpos = 0;
1615     LyXParagraph::size_type selendpos = 0;
1616     bool boundary = false;
1617     bool selstartboundary = false;
1618     bool selendboundary = false;
1619     int selection = 0;
1620     int mark_set = 0;
1621
1622 //    ProhibitInput(bv);
1623
1624     if (locked) {
1625         lpar = TEXT(bv)->cursor.par();
1626         pos = TEXT(bv)->cursor.pos();
1627         boundary = TEXT(bv)->cursor.boundary();
1628         selstartpar = TEXT(bv)->sel_start_cursor.par();
1629         selstartpos = TEXT(bv)->sel_start_cursor.pos();
1630         selstartboundary = TEXT(bv)->sel_start_cursor.boundary();
1631         selendpar = TEXT(bv)->sel_end_cursor.par();
1632         selendpos = TEXT(bv)->sel_end_cursor.pos();
1633         selendboundary = TEXT(bv)->sel_end_cursor.boundary();
1634         selection = TEXT(bv)->selection;
1635         mark_set = TEXT(bv)->mark_set;
1636     }
1637     deleteLyXText(bv, (the_locking_inset == 0));
1638
1639     if (lpar) {
1640         TEXT(bv)->selection = true;
1641         /* at this point just to avoid the Delete-Empty-Paragraph
1642          * Mechanism when setting the cursor */
1643         TEXT(bv)->mark_set = mark_set;
1644         if (selection) {
1645             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos,true,
1646                                 selstartboundary);
1647             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1648             TEXT(bv)->SetCursor(bv, selendpar, selendpos, true, selendboundary);
1649             TEXT(bv)->SetSelection(bv);
1650             TEXT(bv)->SetCursor(bv, lpar, pos);
1651         } else {
1652             TEXT(bv)->SetCursor(bv, lpar, pos, true, boundary);
1653             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1654             TEXT(bv)->selection = false;
1655         }
1656     }
1657     if (bv->screen())
1658             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1659     // this will scroll the screen such that the cursor becomes visible
1660     bv->updateScrollbar();
1661 //    AllowInput(bv);
1662     if (the_locking_inset) {
1663         /// then resize all LyXText in text-insets
1664         inset_x = cx(bv) - top_x + drawTextXOffset;
1665         inset_y = cy(bv) + drawTextYOffset;
1666         for (LyXParagraph * p = par; p; p = p->next) {
1667             p->resizeInsetsLyXText(bv);
1668         }
1669     }
1670     need_update = FULL;
1671 }
1672
1673
1674 void InsetText::removeNewlines()
1675 {
1676     for (LyXParagraph * p = par; p; p = p->next) {
1677         for (int i = 0; i < p->Last(); ++i) {
1678             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1679                 p->Erase(i);
1680         }
1681     }
1682 }