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 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==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 //      printf("InsetText::draw1 -> INIT(%d)\n",insetWidth);
 317         need_update = INIT;
 318         top_x = int(x);
 319         bv->text->status = LyXText::CHANGED_IN_DRAW;
 320         return;
 321     }
 322
 323     top_baseline = baseline;
 324     top_y = baseline - ascent(bv, f);
 325     last_width = width(bv, f);
 326     last_height = ascent(bv, f) + descent(bv, f);
 327
 328     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 329         inset_x = cx(bv) - top_x + drawTextXOffset;
 330         inset_y = cy(bv) + drawTextYOffset;
 331     }
 332     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 333         x += width(bv, f);
 334         need_update = NONE;
 335         return;
 336     }
 337     x += TEXT_TO_INSET_OFFSET;
 338     {
 339         int y = 0;
 340         Row * row = TEXT(bv)->GetRowNearY(y);
 341         int y_offset = baseline - row->ascent_of_text();
 342         int ph = pain.paperHeight();
 343         int first = 0;
 344         y = y_offset;
 345         while ((row != 0) && ((y+row->height()) <= 0)) {
 346             y += row->height();
 347             first += row->height();
 348             row = row->next();
 349         }
 350         if (y_offset < 0)
 351             y_offset = y;
 352         TEXT(bv)->first = first;
 353         if (cleared || !locked || (need_update==FULL) || (need_update==INIT)) {
 354             int yf = y_offset;
 355             y = 0;
 356             while ((row != 0) && (yf < ph)) {
 357                     TEXT(bv)->GetVisibleRow(bv, y+y_offset, int(x), row,
 358                                             y+first, cleared);
 359                 y += row->height();
 360                 yf += row->height();
 361                 row = row->next();
 362             }
 363         } else if (need_update == SELECTION) {
 364             bv->screen()->ToggleToggle(TEXT(bv), bv, y_offset, int(x));
 365         } else {
 366             locked = false;
 367             if (need_update == CURSOR) {
 368                 bv->screen()->ToggleSelection(TEXT(bv), bv, true, y_offset,int(x));
 369                 TEXT(bv)->ClearSelection();
 370                 TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 371             }
 372             bv->screen()->Update(TEXT(bv), bv, y_offset, int(x));
 373             locked = true;
 374         }
 375     }
 376     TEXT(bv)->refresh_y = 0;
 377     TEXT(bv)->status = LyXText::UNCHANGED;
 378     if ((need_update != CURSOR_PAR) &&
 379         ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)))
 380     {
 381             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 382                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 383                            frame_color);
 384     } else if (need_update == CLEAR_FRAME) {
 385             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 386                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 387                            LColor::background);
 388     }
 389     x += width(bv, f) - TEXT_TO_INSET_OFFSET;
 390     if (bv->text->status==LyXText::CHANGED_IN_DRAW)
 391     {
 392         need_update = INIT;
 393 //      printf("InsetText::draw2 -> INIT(%d)\n",insetWidth);
 394     }
 395     else if (need_update != INIT)
 396         need_update = NONE;
 397 }
 398
 399
 400 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 401 {
 402     if (reinit) {  // && (need_update != CURSOR)) {
 403         need_update = INIT;
 404         resizeLyXText(bv);
 405         if (owner())
 406             owner()->update(bv, font, true);
 407         return;
 408     }
 409     if (the_locking_inset) {
 410         inset_x = cx(bv) - top_x + drawTextXOffset;
 411         inset_y = cy(bv) + drawTextYOffset;
 412         the_locking_inset->update(bv, font, reinit);
 413     }
 414     if (need_update == INIT) {
 415         resizeLyXText(bv);
 416         need_update = FULL;
 417     }
 418     int oldw = insetWidth;
 419 #if 1
 420     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 421     // max(textWidth(bv->painter()),
 422     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 423     // (2 * TEXT_TO_INSET_OFFSET);
 424 #else
 425     insetWidth = textWidth(bv->painter());
 426     if (insetWidth < 0)
 427             insetWidth = static_cast<int>(TEXT(bv)->width);
 428 #endif
 429     if (oldw != insetWidth) {
 430 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 431 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 432         resizeLyXText(bv);
 433         need_update = FULL;
 434         update(bv, font, reinit);
 435         return;
 436     }
 437     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 438         the_locking_inset)
 439     {
 440         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 441     }
 442
 443     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 444         need_update = FULL;
 445
 446     int y_temp = 0;
 447     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 448     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 449     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 450         TEXT_TO_INSET_OFFSET;
 451 }
 452
 453
 454 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 455 {
 456 //    if (what == INIT)
 457 //      printf("InsetText::UpdateLocal -> INIT(%d)\n",insetWidth);
 458     TEXT(bv)->FullRebreak(bv);
 459     if (need_update != INIT) {
 460         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 461             need_update = FULL;
 462         else if (!the_locking_inset || (what != CURSOR))
 463             need_update = what;
 464     }
 465     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 466         TEXT(bv)->selection)
 467             bv->updateInset(this, mark_dirty);
 468     bv->owner()->showState();
 469     if (old_par != cpar(bv)) {
 470             bv->owner()->setLayout(cpar(bv)->GetLayout());
 471             old_par = cpar(bv);
 472     }
 473 }
 474
 475
 476 string const InsetText::EditMessage() const
 477 {
 478     return _("Opened Text Inset");
 479 }
 480
 481
 482 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 483 {
 484 //    par->SetInsetOwner(this);
 485     UpdatableInset::Edit(bv, x, y, button);
 486
 487     if (!bv->lockInset(this)) {
 488         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 489         return;
 490     }
 491     locked = true;
 492     the_locking_inset = 0;
 493     inset_pos = inset_x = inset_y = 0;
 494     inset_boundary = false;
 495     inset_par = 0;
 496     old_par = 0;
 497     if (!checkAndActivateInset(bv, x, y, button))
 498         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 499                                            y+insetAscent);
 500     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 501     bv->text->FinishUndo();
 502     ShowInsetCursor(bv);
 503     UpdateLocal(bv, FULL, false);
 504
 505     // If the inset is empty set the language of the current font to the
 506     // language to the surronding text.
 507     if (par->Last() == 0 && !par->next) {
 508         LyXFont font(LyXFont::ALL_IGNORE);
 509         font.setLanguage(bv->getParentLanguage(this));
 510         SetFont(bv, font, false);
 511     }
 512 }
 513
 514
 515 void InsetText::InsetUnlock(BufferView * bv)
 516 {
 517     if (the_locking_inset) {
 518         the_locking_inset->InsetUnlock(bv);
 519         the_locking_inset = 0;
 520     }
 521     HideInsetCursor(bv);
 522     no_selection = false;
 523     locked = false;
 524     TEXT(bv)->selection = 0;
 525     UpdateLocal(bv, CLEAR_FRAME, 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         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 548         return true;
 549     } else if (the_locking_inset && (the_locking_inset == inset)) {
 550         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 551             lyxerr[Debug::INSETS] << "OK" << endl;
 552             inset_x = cx(bv) - top_x + drawTextXOffset;
 553             inset_y = cy(bv) + drawTextYOffset;
 554         } else {
 555             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 556         }
 557     } else if (the_locking_inset) {
 558         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 559         return the_locking_inset->LockInsetInInset(bv, inset);
 560     }
 561     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 562     return false;
 563 }
 564
 565
 566 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 567                                    bool lr)
 568 {
 569     if (!the_locking_inset)
 570         return false;
 571     if (the_locking_inset == inset) {
 572         the_locking_inset->InsetUnlock(bv);
 573         TEXT(bv)->UpdateInset(bv, inset);
 574         the_locking_inset = 0;
 575         if (lr)
 576             moveRight(bv, false);
 577         old_par = 0; // force layout setting
 578         UpdateLocal(bv, CURSOR_PAR, false);
 579         return true;
 580     }
 581     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 582 }
 583
 584
 585 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 586 {
 587     if (!the_locking_inset)
 588         return false;
 589     if (the_locking_inset != inset) {
 590         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 591         need_update = CURSOR_PAR;
 592         return the_locking_inset->UpdateInsetInInset(bv, inset);
 593     }
 594 //    UpdateLocal(bv, FULL, false);
 595     if (TEXT(bv)->UpdateInset(bv, inset))
 596         UpdateLocal(bv, CURSOR_PAR, false);
 597     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 598         inset_x = cx(bv) - top_x + drawTextXOffset;
 599         inset_y = cy(bv) + drawTextYOffset;
 600     }
 601     return true;
 602 }
 603
 604
 605 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 606 {
 607     no_selection = false;
 608
 609     int tmp_x = x - drawTextXOffset;
 610     int tmp_y = y + insetAscent - TEXT(bv)->first;
 611     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 612
 613     HideInsetCursor(bv);
 614     if (the_locking_inset) {
 615         if (the_locking_inset == inset) {
 616             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 617             return;
 618         } else if (inset) {
 619             // otherwise unlock the_locking_inset and lock the new inset
 620             the_locking_inset->InsetUnlock(bv);
 621             inset_x = cx(bv) - top_x + drawTextXOffset;
 622             inset_y = cy(bv) + drawTextYOffset;
 623             the_locking_inset = static_cast<UpdatableInset*>(inset);
 624             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 625             inset->Edit(bv, x - inset_x, y - inset_y, button);
 626             if (the_locking_inset) {
 627                 UpdateLocal(bv, CURSOR_PAR, false);
 628             }
 629             return;
 630         }
 631         // otherwise only unlock the_locking_inset
 632         the_locking_inset->InsetUnlock(bv);
 633         the_locking_inset = 0;
 634     }
 635     if (bv->theLockingInset()) {
 636         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 637             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 638             inset_x = cx(bv) - top_x + drawTextXOffset;
 639             inset_y = cy(bv) + drawTextYOffset;
 640             inset_pos = cpos(bv);
 641             inset_par = cpar(bv);
 642             inset_boundary = cboundary(bv);
 643             the_locking_inset = uinset;
 644             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 645             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 646 //          TEXT(bv)->ClearSelection();
 647             if (the_locking_inset) {
 648                 UpdateLocal(bv, CURSOR_PAR, false);
 649             }
 650             return;
 651         }
 652     }
 653     if (!inset) {
 654         bool paste_internally = false;
 655         if ((button == 2) && TEXT(bv)->selection) {
 656             LocalDispatch(bv, LFUN_COPY, "");
 657             paste_internally = true;
 658         }
 659         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 660                                            y + insetAscent);
 661         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 662         UpdateLocal(bv, CURSOR, false);
 663         bv->owner()->setLayout(cpar(bv)->GetLayout());
 664         old_par = cpar(bv);
 665         // Insert primary selection with middle mouse
 666         // if there is a local selection in the current buffer,
 667         // insert this
 668         if (button == 2) {
 669             if (paste_internally)
 670                 LocalDispatch(bv, LFUN_PASTE, "");
 671             else
 672                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 673         }
 674     }
 675     ShowInsetCursor(bv);
 676 }
 677
 678
 679 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 680 {
 681     UpdatableInset * inset = 0;
 682
 683     if (the_locking_inset) {
 684             the_locking_inset->InsetButtonRelease(bv,
 685                                                   x - inset_x, y - inset_y,
 686                                                   button);
 687     } else {
 688         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 689             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 690             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 691                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 692             } else {
 693                 inset_x = cx(bv) - top_x + drawTextXOffset;
 694                 inset_y = cy(bv) + drawTextYOffset;
 695                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 696                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 697             }
 698             UpdateLocal(bv, CURSOR_PAR, false);
 699         }
 700     }
 701     no_selection = false;
 702 }
 703
 704
 705 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 706 {
 707     if (the_locking_inset) {
 708         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 709                                              y - inset_y,state);
 710         return;
 711     }
 712     if (!no_selection) {
 713         HideInsetCursor(bv);
 714         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 715                                            y+insetAscent);
 716         TEXT(bv)->SetSelection();
 717         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 718             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 719             UpdateLocal(bv, SELECTION, false);
 720         ShowInsetCursor(bv);
 721     }
 722     no_selection = false;
 723 }
 724
 725
 726 void InsetText::InsetKeyPress(XKeyEvent * xke)
 727 {
 728     if (the_locking_inset) {
 729         the_locking_inset->InsetKeyPress(xke);
 730         return;
 731     }
 732 }
 733
 734
 735 UpdatableInset::RESULT
 736 InsetText::LocalDispatch(BufferView * bv,
 737                          int action, string const & arg)
 738 {
 739     no_selection = false;
 740     UpdatableInset::RESULT
 741         result= UpdatableInset::LocalDispatch(bv, action, arg);
 742     if (result != UNDISPATCHED) {
 743         return DISPATCHED;
 744     }
 745
 746     result=DISPATCHED;
 747     if ((action < 0) && arg.empty())
 748         return FINISHED;
 749
 750     if (the_locking_inset) {
 751         result = the_locking_inset->LocalDispatch(bv, action, arg);
 752         if (result == DISPATCHED_NOUPDATE)
 753             return result;
 754         else if (result == DISPATCHED) {
 755             UpdateLocal(bv, CURSOR_PAR, false);
 756             return result;
 757         } else if (result == FINISHED) {
 758             bool dispatched = false;
 759             switch (action) {
 760             case LFUN_UNKNOWN_ACTION:
 761             case LFUN_BREAKPARAGRAPH:
 762             case LFUN_BREAKLINE:
 763                moveRightIntern(bv, false, false);
 764                break;
 765             case LFUN_RIGHT:
 766                 if (!TEXT(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
 767                     moveRightIntern(bv, false, false);
 768                 dispatched = true;
 769                 break;
 770             case LFUN_LEFT:
 771                 if (TEXT(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
 772                     moveRightIntern(bv, false, false);
 773                 dispatched = true;
 774                 break;
 775             }
 776             the_locking_inset = 0;
 777             if (dispatched)
 778                 return DISPATCHED;
 779         }
 780     }
 781     HideInsetCursor(bv);
 782     switch (action) {
 783         // Normal chars
 784     case LFUN_UNKNOWN_ACTION:
 785         if (bv->buffer()->isReadonly()) {
 786 //          setErrorMessage(N_("Document is read only"));
 787             break;
 788         }
 789         if (!arg.empty()) {
 790             /* Automatically delete the currently selected
 791              * text and replace it with what is being
 792              * typed in now. Depends on lyxrc settings
 793              * "auto_region_delete", which defaults to
 794              * true (on). */
 795
 796             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 797 #ifndef NEW_INSETS
 798                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 799                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 800 #else
 801                               bv->text->cursor.par()->previous,
 802                               bv->text->cursor.par()->next
 803 #endif
 804                     );
 805             bv->setState();
 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                 if (greek_kb_flag) {
 814                     if (!math_insert_greek(bv, arg[i])) {
 815 #if 0
 816                         bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 817 #else
 818                         bv->owner()->getIntl()->getTrans().TranslateAndInsert(arg[i], TEXT(bv));
 819 #endif
 820                     } else if (!the_locking_inset) {
 821                         (void)moveRight(bv, false);
 822                     }
 823                 } else {
 824 #if 0
 825                     bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 826 #else
 827                     bv->owner()->getIntl()->getTrans().TranslateAndInsert(arg[i], TEXT(bv));
 828 #endif
 829                 }
 830             }
 831         }
 832         UpdateLocal(bv, CURSOR_PAR, true);
 833         result=DISPATCHED_NOUPDATE;
 834         break;
 835         // --- Cursor Movements ---------------------------------------------
 836     case LFUN_RIGHTSEL:
 837         bv->text->FinishUndo();
 838         moveRight(bv, false, true);
 839         TEXT(bv)->SetSelection();
 840         UpdateLocal(bv, SELECTION, false);
 841         break;
 842     case LFUN_RIGHT:
 843         result = moveRight(bv);
 844         bv->text->FinishUndo();
 845         TEXT(bv)->ClearSelection();
 846         UpdateLocal(bv, CURSOR, false);
 847         break;
 848     case LFUN_LEFTSEL:
 849         bv->text->FinishUndo();
 850         moveLeft(bv, false, true);
 851         TEXT(bv)->SetSelection();
 852         UpdateLocal(bv, SELECTION, false);
 853         break;
 854     case LFUN_LEFT:
 855         bv->text->FinishUndo();
 856         result = moveLeft(bv);
 857         TEXT(bv)->ClearSelection();
 858         UpdateLocal(bv, CURSOR, false);
 859         break;
 860     case LFUN_DOWNSEL:
 861         bv->text->FinishUndo();
 862         moveDown(bv);
 863         TEXT(bv)->SetSelection();
 864         UpdateLocal(bv, SELECTION, false);
 865         break;
 866     case LFUN_DOWN:
 867         bv->text->FinishUndo();
 868         result = moveDown(bv);
 869         TEXT(bv)->ClearSelection();
 870         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 871         UpdateLocal(bv, CURSOR, false);
 872         break;
 873     case LFUN_UPSEL:
 874         bv->text->FinishUndo();
 875         moveUp(bv);
 876         TEXT(bv)->SetSelection();
 877         UpdateLocal(bv, SELECTION, false);
 878         break;
 879     case LFUN_UP:
 880         bv->text->FinishUndo();
 881         result = moveUp(bv);
 882         TEXT(bv)->ClearSelection();
 883         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 884         UpdateLocal(bv, CURSOR, false);
 885         break;
 886     case LFUN_HOME:
 887         bv->text->FinishUndo();
 888         TEXT(bv)->CursorHome(bv);
 889         TEXT(bv)->ClearSelection();
 890         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 891         UpdateLocal(bv, CURSOR, false);
 892         break;
 893     case LFUN_END:
 894         TEXT(bv)->CursorEnd(bv);
 895         TEXT(bv)->ClearSelection();
 896         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 897         UpdateLocal(bv, CURSOR, false);
 898         break;
 899     case LFUN_BACKSPACE:
 900         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 901 #ifndef NEW_INSETS
 902           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 903           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 904 #else
 905           bv->text->cursor.par()->previous,
 906           bv->text->cursor.par()->next
 907 #endif
 908                 );
 909         if (TEXT(bv)->selection)
 910             TEXT(bv)->CutSelection(bv);
 911         else
 912             TEXT(bv)->Backspace(bv);
 913         UpdateLocal(bv, CURSOR_PAR, true);
 914         break;
 915     case LFUN_DELETE:
 916         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 917 #ifndef NEW_INSETS
 918           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 919           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 920 #else
 921           bv->text->cursor.par()->previous,
 922           bv->text->cursor.par()->next
 923 #endif
 924                 );
 925         if (TEXT(bv)->selection)
 926             TEXT(bv)->CutSelection(bv);
 927         else
 928             TEXT(bv)->Delete(bv);
 929         UpdateLocal(bv, CURSOR_PAR, true);
 930         break;
 931     case LFUN_CUT:
 932         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 933 #ifndef NEW_INSETS
 934           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 935           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 936 #else
 937           bv->text->cursor.par()->previous,
 938           bv->text->cursor.par()->next
 939 #endif
 940                 );
 941         TEXT(bv)->CutSelection(bv);
 942         UpdateLocal(bv, CURSOR_PAR, true);
 943         break;
 944     case LFUN_COPY:
 945         bv->text->FinishUndo();
 946         TEXT(bv)->CopySelection(bv);
 947         UpdateLocal(bv, CURSOR_PAR, false);
 948         break;
 949     case LFUN_PASTESELECTION:
 950     {
 951         string clip(bv->workarea()->getClipboard());
 952
 953         if (clip.empty())
 954             break;
 955         if (arg == "paragraph") {
 956                 TEXT(bv)->InsertStringB(bv, clip);
 957         } else {
 958                 TEXT(bv)->InsertStringA(bv, clip);
 959         }
 960         UpdateLocal(bv, CURSOR_PAR, true);
 961         break;
 962     }
 963     case LFUN_PASTE:
 964         if (!autoBreakRows) {
 965             CutAndPaste cap;
 966
 967             if (cap.nrOfParagraphs() > 1) {
 968                 WriteAlert(_("Impossible operation"),
 969                            _("Cannot include more than one paragraph!"),
 970                            _("Sorry."));
 971                 break;
 972             }
 973         }
 974         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 975 #ifndef NEW_INSETS
 976           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 977           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 978 #else
 979           bv->text->cursor.par()->previous,
 980           bv->text->cursor.par()->next
 981 #endif
 982                 );
 983         TEXT(bv)->PasteSelection(bv);
 984         UpdateLocal(bv, CURSOR_PAR, true);
 985         break;
 986     case LFUN_BREAKPARAGRAPH:
 987         if (!autoBreakRows)
 988             return DISPATCHED;
 989         TEXT(bv)->BreakParagraph(bv, 0);
 990         UpdateLocal(bv, FULL, true);
 991         break;
 992     case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 993         if (!autoBreakRows)
 994             return DISPATCHED;
 995         TEXT(bv)->BreakParagraph(bv, 1);
 996         UpdateLocal(bv, FULL, true);
 997         break;
 998     case LFUN_BREAKLINE:
 999         if (!autoBreakRows)
1000             return DISPATCHED;
1001         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1002 #ifndef NEW_INSETS
1003             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1004             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1005 #else
1006             bv->text->cursor.par()->previous,
1007             bv->text->cursor.par()->next
1008 #endif
1009                 );
1010         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
1011         UpdateLocal(bv, CURSOR_PAR, true);
1012         break;
1013     case LFUN_LAYOUT:
1014         // do not set layouts on non breakable textinsets
1015         if (autoBreakRows) {
1016             LyXTextClass::size_type cur_layout = cpar(bv)->layout;
1017
1018             // Derive layout number from given argument (string)
1019             // and current buffer's textclass (number). */
1020             LyXTextClassList::ClassList::size_type tclass =
1021                 bv->buffer()->params.textclass;
1022             std::pair <bool, LyXTextClass::size_type> layout =
1023                 textclasslist.NumberOfLayout(tclass, arg);
1024
1025             // If the entry is obsolete, use the new one instead.
1026             if (layout.first) {
1027                 string obs = textclasslist.Style(tclass,layout.second).
1028                     obsoleted_by();
1029                 if (!obs.empty())
1030                     layout = textclasslist.NumberOfLayout(tclass, obs);
1031             }
1032
1033             // see if we found the layout number:
1034             if (!layout.first) {
1035                 string msg = string(N_("Layout ")) + arg + N_(" not known");
1036
1037                 bv->owner()->getMiniBuffer()->Set(msg);
1038                 break;
1039             }
1040
1041             if (cur_layout != layout.second) {
1042                 cur_layout = layout.second;
1043                 TEXT(bv)->SetLayout(bv, layout.second);
1044                 bv->owner()->setLayout(cpar(bv)->GetLayout());
1045                 UpdateLocal(bv, CURSOR_PAR, true);
1046             }
1047         } else {
1048             // reset the layout box
1049             bv->owner()->setLayout(cpar(bv)->GetLayout());
1050         }
1051         break;
1052     case LFUN_PARAGRAPH_SPACING:
1053             // This one is absolutely not working. When fiddling with this
1054             // it also seems to me that the paragraphs inside the insettext
1055             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
1056     {
1057             LyXParagraph * par = TEXT(bv)->cursor.par();
1058             Spacing::Space cur_spacing = par->spacing.getSpace();
1059             float cur_value = 1.0;
1060             if (cur_spacing == Spacing::Other) {
1061                     cur_value = par->spacing.getValue();
1062             }
1063
1064             std::istringstream istr(arg.c_str());
1065             string tmp;
1066             istr >> tmp;
1067             Spacing::Space new_spacing = cur_spacing;
1068             float new_value = cur_value;
1069             if (tmp.empty()) {
1070                     lyxerr << "Missing argument to `paragraph-spacing'"
1071                            << endl;
1072             } else if (tmp == "single") {
1073                     new_spacing = Spacing::Single;
1074             } else if (tmp == "onehalf") {
1075                     new_spacing = Spacing::Onehalf;
1076             } else if (tmp == "double") {
1077                     new_spacing = Spacing::Double;
1078             } else if (tmp == "other") {
1079                     new_spacing = Spacing::Other;
1080                     float tmpval = 0.0;
1081                     istr >> tmpval;
1082                     lyxerr << "new_value = " << tmpval << endl;
1083                     if (tmpval != 0.0)
1084                             new_value = tmpval;
1085             } else if (tmp == "default") {
1086                     new_spacing = Spacing::Default;
1087             } else {
1088                     lyxerr << _("Unknown spacing argument: ")
1089                            << arg << endl;
1090             }
1091             if (cur_spacing != new_spacing || cur_value != new_value) {
1092                     par->spacing.set(new_spacing, new_value);
1093                     //TEXT(bv)->RedoParagraph(owner->view());
1094                     UpdateLocal(bv, CURSOR_PAR, true);
1095                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1096             }
1097     }
1098     break;
1099
1100     default:
1101         result = UNDISPATCHED;
1102         break;
1103     }
1104     if (result != FINISHED) {
1105         ShowInsetCursor(bv);
1106     } else
1107         bv->unlockInset(this);
1108     return result;
1109 }
1110
1111
1112 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
1113 {
1114     TexRow texrow;
1115     buf->latexParagraphs(os, par, 0, texrow);
1116     return texrow.rows();
1117 }
1118
1119
1120 int InsetText::Ascii(Buffer const * buf, ostream & os, int linelen) const
1121 {
1122     LyXParagraph * p = par;
1123     unsigned int lines = 0;
1124
1125     string tmp;
1126     while (p) {
1127         tmp = buf->asciiParagraph(p, linelen);
1128         lines += countChar(tmp, '\n');
1129         os << tmp;
1130         p = p->next;
1131     }
1132     return lines;
1133 }
1134
1135
1136 int InsetText::DocBook(Buffer const * buf, ostream & os) const
1137 {
1138     LyXParagraph * p = par;
1139     unsigned int lines = 0;
1140     int desc=0;
1141
1142     string tmp;
1143     while (p) {
1144         buf->SimpleDocBookOnePar(os,tmp,p,desc,0);
1145         p = p->next;
1146     }
1147
1148     return lines;
1149 }
1150
1151
1152 void InsetText::Validate(LaTeXFeatures & features) const
1153 {
1154     LyXParagraph * p = par;
1155     while(p) {
1156         p->validate(features);
1157         p = p->next;
1158     }
1159 }
1160
1161
1162 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
1163 {
1164     if (textclasslist.Style(buf->params.textclass,
1165                             p->GetLayout()).labeltype != LABEL_MANUAL)
1166         return 0;
1167     else
1168         return p->BeginningOfMainBody();
1169 }
1170
1171
1172 void InsetText::GetCursorPos(BufferView * bv,
1173                              int & x, int & y) const
1174 {
1175     x = cx(bv);
1176     y = cy(bv);
1177 }
1178
1179
1180 unsigned int InsetText::InsetInInsetY()
1181 {
1182     if (!the_locking_inset)
1183         return 0;
1184
1185     return (inset_y + the_locking_inset->InsetInInsetY());
1186 }
1187
1188
1189 void InsetText::ToggleInsetCursor(BufferView * bv)
1190 {
1191     if (the_locking_inset) {
1192         the_locking_inset->ToggleInsetCursor(bv);
1193         return;
1194     }
1195
1196     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1197
1198     int asc = lyxfont::maxAscent(font);
1199     int desc = lyxfont::maxDescent(font);
1200
1201     if (cursor_visible)
1202         bv->hideLockedInsetCursor();
1203     else
1204         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1205     cursor_visible = !cursor_visible;
1206 }
1207
1208
1209 void InsetText::ShowInsetCursor(BufferView * bv, bool show)
1210 {
1211     if (the_locking_inset) {
1212         the_locking_inset->ShowInsetCursor(bv);
1213         return;
1214     }
1215     if (!cursor_visible) {
1216         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1217
1218         int asc = lyxfont::maxAscent(font);
1219         int desc = lyxfont::maxDescent(font);
1220
1221         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1222         if (show)
1223             bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1224         cursor_visible = true;
1225     }
1226 }
1227
1228
1229 void InsetText::HideInsetCursor(BufferView * bv)
1230 {
1231     if (cursor_visible) {
1232         bv->hideLockedInsetCursor();
1233         cursor_visible = false;
1234     }
1235     if (the_locking_inset)
1236         the_locking_inset->HideInsetCursor(bv);
1237 }
1238
1239
1240 UpdatableInset::RESULT
1241 InsetText::moveRight(BufferView * bv, bool activate_inset, bool selecting)
1242 {
1243     if (TEXT(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
1244         return moveLeftIntern(bv, false, activate_inset, selecting);
1245     else
1246         return moveRightIntern(bv, false, activate_inset, selecting);
1247 }
1248
1249 UpdatableInset::RESULT
1250 InsetText::moveLeft(BufferView * bv, bool activate_inset, bool selecting)
1251 {
1252     if (TEXT(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
1253         return moveRightIntern(bv, true, activate_inset, selecting);
1254     else
1255         return moveLeftIntern(bv, true, activate_inset, selecting);
1256 }
1257
1258
1259 UpdatableInset::RESULT
1260 InsetText::moveRightIntern(BufferView * bv, bool behind,
1261                            bool activate_inset, bool selecting)
1262 {
1263     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1264         return FINISHED;
1265     if (activate_inset && checkAndActivateInset(bv, behind))
1266         return DISPATCHED;
1267     TEXT(bv)->CursorRight(bv);
1268     if (!selecting)
1269             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1270     return DISPATCHED_NOUPDATE;
1271 }
1272
1273
1274 UpdatableInset::RESULT
1275 InsetText::moveLeftIntern(BufferView * bv, bool behind,
1276                           bool activate_inset, bool selecting)
1277 {
1278     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1279         return FINISHED;
1280     TEXT(bv)->CursorLeft(bv);
1281     if (!selecting)
1282             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1283     if (activate_inset && checkAndActivateInset(bv, behind))
1284         return DISPATCHED;
1285     return DISPATCHED_NOUPDATE;
1286 }
1287
1288
1289 UpdatableInset::RESULT
1290 InsetText::moveUp(BufferView * bv)
1291 {
1292     if (!crow(bv)->previous())
1293         return FINISHED;
1294     TEXT(bv)->CursorUp(bv);
1295     return DISPATCHED_NOUPDATE;
1296 }
1297
1298
1299 UpdatableInset::RESULT
1300 InsetText::moveDown(BufferView * bv)
1301 {
1302     if (!crow(bv)->next())
1303         return FINISHED;
1304     TEXT(bv)->CursorDown(bv);
1305     return DISPATCHED_NOUPDATE;
1306 }
1307
1308
1309 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1310 {
1311     if (the_locking_inset) {
1312         if (the_locking_inset->InsertInsetAllowed(inset))
1313             return the_locking_inset->InsertInset(bv, inset);
1314         return false;
1315     }
1316     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1317 #ifndef NEW_INSETS
1318               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1319               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1320 #else
1321               bv->text->cursor.par()->previous,
1322               bv->text->cursor.par()->next
1323 #endif
1324             );
1325     inset->setOwner(this);
1326     HideInsetCursor(bv);
1327     TEXT(bv)->InsertInset(bv, inset);
1328     if ((cpar(bv)->GetChar(cpos(bv)) != LyXParagraph::META_INSET) ||
1329         (cpar(bv)->GetInset(cpos(bv)) != inset))
1330         TEXT(bv)->CursorLeft(bv);
1331     TEXT(bv)->selection = 0;
1332     bv->fitCursor(TEXT(bv));
1333     UpdateLocal(bv, CURSOR_PAR, true);
1334     ShowInsetCursor(bv);
1335     return true;
1336 }
1337
1338
1339 UpdatableInset * InsetText::GetLockingInset()
1340 {
1341     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1342 }
1343
1344
1345 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1346 {
1347     if (c == LyxCode())
1348         return this;
1349     if (the_locking_inset)
1350         return the_locking_inset->GetFirstLockingInsetOfType(c);
1351     return 0;
1352 }
1353
1354
1355 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1356 {
1357     bv->text->SetUndo(bv->buffer(), Undo::EDIT,
1358 #ifndef NEW_INSETS
1359               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1360               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1361 #else
1362               bv->text->cursor.par()->previous,
1363               bv->text->cursor.par()->next
1364 #endif
1365             );
1366     TEXT(bv)->SetFont(bv, font, toggleall);
1367     bv->fitCursor(TEXT(bv));
1368     UpdateLocal(bv, CURSOR_PAR, true);
1369 }
1370
1371
1372 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1373 {
1374     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1375         unsigned int x;
1376         unsigned int y;
1377         Inset * inset =
1378             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1379         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1380             return false;
1381         LyXFont const font =
1382                 TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1383         if (behind) {
1384             x = inset->width(bv, font);
1385             y = font.isRightToLeft() ? 0 : inset->descent(bv, font);
1386         } else {
1387             x = 0;
1388             y = font.isRightToLeft() ? inset->descent(bv, font) : 0;
1389         }
1390         //inset_x = cx(bv) - top_x + drawTextXOffset;
1391         //inset_y = cy(bv) + drawTextYOffset;
1392         inset->Edit(bv, x, y, 0);
1393         if (!the_locking_inset)
1394             return false;
1395         UpdateLocal(bv, CURSOR_PAR, false);
1396         return true;
1397     }
1398     return false;
1399 }
1400
1401
1402 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1403                                       int button)
1404 {
1405     x = x - drawTextXOffset;
1406     y = y + insetAscent;
1407     Inset * inset = bv->checkInsetHit(TEXT(bv), x, y, button);
1408
1409     if (inset) {
1410         if (x < 0)
1411             x = insetWidth;
1412         if (y < 0)
1413             y = insetDescent;
1414         inset_x = cx(bv) - top_x + drawTextXOffset;
1415         inset_y = cy(bv) + drawTextYOffset;
1416         inset->Edit(bv, x - inset_x, y - inset_y, button);
1417         if (!the_locking_inset)
1418             return false;
1419         UpdateLocal(bv, CURSOR_PAR, false);
1420         return true;
1421     }
1422     return false;
1423 }
1424
1425
1426 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1427 {
1428     int w = UpdatableInset::getMaxWidth(pain, inset);
1429     if (w < 0) {
1430         return w;
1431     }
1432     if (owner()) {
1433         w = w - top_x + owner()->x();
1434         return w;
1435     }
1436     w -= (2 * TEXT_TO_INSET_OFFSET);
1437     return w - top_x;
1438 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1439 }
1440
1441
1442 void InsetText::SetParagraphData(LyXParagraph *p)
1443 {
1444     // delete all instances of LyXText before deleting the paragraps used
1445     // by it.
1446     for (Cache::iterator cit = cache.begin(); cit != cache.end(); ++cit){
1447         delete (*cit).second;
1448         (*cit).second = 0;
1449     }
1450
1451     LyXParagraph * np;
1452     if (par) {
1453         np = par->next;
1454         delete par;
1455         while(np) {
1456             par = np;
1457             np = np->next;
1458             delete par;
1459         }
1460     }
1461     par = p->Clone();
1462     par->SetInsetOwner(this);
1463     np = par;
1464     while(p->next) {
1465         p = p->next;
1466         np->next = p->Clone();
1467         np->next->previous = np;
1468         np = np->next;
1469         np->SetInsetOwner(this);
1470     }
1471     need_update = INIT;
1472 }
1473
1474
1475 void InsetText::SetText(string const & data)
1476 {
1477     clear();
1478     LyXFont font(LyXFont::ALL_SANE);
1479     for(unsigned int i=0; i < data.length(); ++i)
1480         par->InsertChar(i, data[i], font);
1481 }
1482
1483
1484 void InsetText::SetAutoBreakRows(bool flag)
1485 {
1486     if (flag != autoBreakRows) {
1487         autoBreakRows = flag;
1488         need_update = FULL;
1489         if (!flag)
1490             removeNewlines();
1491     }
1492 }
1493
1494
1495 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1496 {
1497     if (how != drawFrame) {
1498         drawFrame = how;
1499         if (bv)
1500             UpdateLocal(bv, DRAW_FRAME, false);
1501     }
1502 }
1503
1504
1505 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1506 {
1507     if (frame_color != col) {
1508         frame_color = col;
1509         if (bv)
1510             UpdateLocal(bv, DRAW_FRAME, false);
1511     }
1512 }
1513
1514 #if 0
1515 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1516 {
1517     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1518 }
1519 #endif
1520
1521
1522 int InsetText::cx(BufferView * bv) const
1523 {
1524         LyXText * text = TEXT(bv);
1525         int x = text->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1526         if (the_locking_inset) {
1527                 LyXFont font = text->GetFont(bv->buffer(),
1528                                      text->cursor.par(), text->cursor.pos());
1529                 if (font.isVisibleRightToLeft())
1530                         x -= the_locking_inset->width(bv, font);
1531         }
1532         return x;
1533 }
1534
1535
1536 int InsetText::cy(BufferView * bv) const
1537 {
1538     LyXFont font;
1539     return TEXT(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
1540 }
1541
1542
1543 LyXParagraph::size_type InsetText::cpos(BufferView * bv) const
1544 {
1545     return TEXT(bv)->cursor.pos();
1546 }
1547
1548
1549 LyXParagraph * InsetText::cpar(BufferView * bv) const
1550 {
1551     return TEXT(bv)->cursor.par();
1552 }
1553
1554 bool InsetText::cboundary(BufferView * bv) const
1555 {
1556     return TEXT(bv)->cursor.boundary();
1557 }
1558
1559
1560 Row * InsetText::crow(BufferView * bv) const
1561 {
1562     return TEXT(bv)->cursor.row();
1563 }
1564
1565
1566 LyXText * InsetText::getLyXText(BufferView const * lbv) const
1567 {
1568     // Super UGLY! (Lgb)
1569     BufferView * bv = const_cast<BufferView *>(lbv);
1570
1571     if ((cache.find(bv) != cache.end()) && cache[bv])
1572         return cache[bv];
1573     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1574     lt->init(bv);
1575     cache[bv] = lt;
1576     if (the_locking_inset) {
1577        lt->SetCursor(bv, inset_par, inset_pos, true, inset_boundary);
1578     }
1579     return lt;
1580 }
1581
1582
1583 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1584 {
1585     if ((cache.find(bv) == cache.end()) || !cache[bv])
1586         return;
1587     delete cache[bv];
1588     cache.erase(bv);
1589     if (recursive) {
1590         /// then remove all LyXText in text-insets
1591         LyXParagraph * p = par;
1592         for (;p;p = p->next) {
1593             p->deleteInsetsLyXText(bv);
1594         }
1595     }
1596 }
1597
1598
1599 void InsetText::resizeLyXText(BufferView * bv) const
1600 {
1601     if (!par->next && !par->size()) // resize not neccessary!
1602         return;
1603     if ((cache.find(bv) == cache.end()) || !cache[bv])
1604         return;
1605
1606     LyXParagraph * lpar = 0;
1607     LyXParagraph * selstartpar = 0;
1608     LyXParagraph * selendpar = 0;
1609     LyXParagraph::size_type pos = 0;
1610     LyXParagraph::size_type selstartpos = 0;
1611     LyXParagraph::size_type selendpos = 0;
1612     bool boundary = false;
1613     bool selstartboundary = false;
1614     bool selendboundary = false;
1615     int selection = 0;
1616     int mark_set = 0;
1617
1618 //    ProhibitInput(bv);
1619
1620     if (locked) {
1621         lpar = TEXT(bv)->cursor.par();
1622         pos = TEXT(bv)->cursor.pos();
1623         boundary = TEXT(bv)->cursor.boundary();
1624         selstartpar = TEXT(bv)->sel_start_cursor.par();
1625         selstartpos = TEXT(bv)->sel_start_cursor.pos();
1626         selstartboundary = TEXT(bv)->sel_start_cursor.boundary();
1627         selendpar = TEXT(bv)->sel_end_cursor.par();
1628         selendpos = TEXT(bv)->sel_end_cursor.pos();
1629         selendboundary = TEXT(bv)->sel_end_cursor.boundary();
1630         selection = TEXT(bv)->selection;
1631         mark_set = TEXT(bv)->mark_set;
1632     }
1633     deleteLyXText(bv, (the_locking_inset == 0));
1634
1635     if (lpar) {
1636         TEXT(bv)->selection = true;
1637         /* at this point just to avoid the Delete-Empty-Paragraph
1638          * Mechanism when setting the cursor */
1639         TEXT(bv)->mark_set = mark_set;
1640         if (selection) {
1641             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos,true,
1642                                 selstartboundary);
1643             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1644             TEXT(bv)->SetCursor(bv, selendpar, selendpos, true, selendboundary);
1645             TEXT(bv)->SetSelection();
1646             TEXT(bv)->SetCursor(bv, lpar, pos);
1647         } else {
1648             TEXT(bv)->SetCursor(bv, lpar, pos, true, boundary);
1649             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1650             TEXT(bv)->selection = false;
1651         }
1652     }
1653     if (bv->screen())
1654             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1655     // this will scroll the screen such that the cursor becomes visible
1656     bv->updateScrollbar();
1657 //    AllowInput(bv);
1658     if (the_locking_inset) {
1659         /// then resize all LyXText in text-insets
1660         inset_x = cx(bv) - top_x + drawTextXOffset;
1661         inset_y = cy(bv) + drawTextYOffset;
1662         for (LyXParagraph * p = par; p; p = p->next) {
1663             p->resizeInsetsLyXText(bv);
1664         }
1665     }
1666     need_update = FULL;
1667 }
1668
1669
1670 void InsetText::removeNewlines()
1671 {
1672     for (LyXParagraph * p = par; p; p = p->next) {
1673         for (int i = 0; i < p->Last(); ++i) {
1674             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1675                 p->Erase(i);
1676         }
1677     }
1678 }