src/insets/insettext.C

   1 // -*- C++ -*-
   2 /* This file is part of
   3  * ======================================================
   4  *
   5  *           LyX, The Document Processor
   6  *
   7  *           Copyright 1998-2000 The LyX Team.
   8  *
   9  * ======================================================
  10  */
  11
  12 #include <config.h>
  13
  14 #include <fstream>
  15 #include <algorithm>
  16
  17 #include <cstdlib>
  18
  19 #ifdef __GNUG__
  20 #pragma implementation
  21 #endif
  22
  23 #include "insettext.h"
  24 #include "lyxparagraph.h"
  25 #include "lyxlex.h"
  26 #include "debug.h"
  27 #include "lyxfont.h"
  28 #include "commandtags.h"
  29 #include "buffer.h"
  30 #include "LyXView.h"
  31 #include "BufferView.h"
  32 #include "layout.h"
  33 #include "LaTeXFeatures.h"
  34 #include "Painter.h"
  35 #include "lyx_gui_misc.h"
  36 #include "lyxtext.h"
  37 #include "lyxcursor.h"
  38 #include "CutAndPaste.h"
  39 #include "font.h"
  40 #include "minibuffer.h"
  41 #include "LColor.h"
  42 #include "support/textutils.h"
  43 #include "support/LAssert.h"
  44 #include "lyxrow.h"
  45 #include "lyxrc.h"
  46 #include "intl.h"
  47 #include "trans_mgr.h"
  48 #include "lyxscreen.h"
  49 #include "WorkArea.h"
  50
  51 using std::ostream;
  52 using std::ifstream;
  53 using std::endl;
  54 using std::min;
  55 using std::max;
  56
  57 extern unsigned char getCurrentTextClass(Buffer *);
  58
  59 InsetText::InsetText()
  60 {
  61     par = new LyXParagraph();
  62     init();
  63 }
  64
  65
  66 InsetText::InsetText(InsetText const & ins)
  67         : UpdatableInset()
  68 {
  69     par = 0;
  70     init(&ins);
  71     autoBreakRows = ins.autoBreakRows;
  72 }
  73
  74
  75 InsetText & InsetText::operator=(InsetText const & it)
  76 {
  77     init(&it);
  78     autoBreakRows = it.autoBreakRows;
  79     return * this;
  80 }
  81
  82
  83 void InsetText::init(InsetText const * ins)
  84 {
  85     top_y = 0;
  86     last_width = 0;
  87     last_height = 0;
  88     insetAscent = 0;
  89     insetDescent = 0;
  90     insetWidth = 0;
  91     the_locking_inset = 0;
  92     cursor_visible = false;
  93     interline_space = 1;
  94     no_selection = false;
  95     need_update = INIT;
  96     drawTextXOffset = 0;
  97     drawTextYOffset = 0;
  98     autoBreakRows = false;
  99     drawFrame = NEVER;
 100     xpos = 0.0;
 101     if (ins) {
 102         SetParagraphData(ins->par);
 103         autoBreakRows = ins->autoBreakRows;
 104         drawFrame = ins->drawFrame;
 105     }
 106     par->SetInsetOwner(this);
 107     frame_color = LColor::insetframe;
 108     locked = false;
 109     old_par = 0;
 110 }
 111
 112
 113 InsetText::~InsetText()
 114 {
 115     for(Cache::const_iterator cit=cache.begin(); cit != cache.end(); ++cit)
 116         delete (*cit).second;
 117 //      deleteLyXText((*cit).first);
 118     LyXParagraph * p = par->next;
 119     delete par;
 120     while(p) {
 121         par = p;
 122         p = p->next;
 123         delete par;
 124     }
 125 }
 126
 127
 128 void InsetText::clear()
 129 {
 130     LyXParagraph * p = par->next;
 131     delete par;
 132     while(p) {
 133         par = p;
 134         p = p->next;
 135         delete par;
 136     }
 137     par = new LyXParagraph();
 138 }
 139
 140
 141 Inset * InsetText::Clone() const
 142 {
 143     InsetText * t = new InsetText(*this);
 144     return t;
 145 }
 146
 147
 148 void InsetText::Write(Buffer const * buf, ostream & os) const
 149 {
 150     os << "Text\n";
 151     WriteParagraphData(buf, os);
 152 }
 153
 154
 155 void InsetText::WriteParagraphData(Buffer const * buf, ostream & os) const
 156 {
 157     par->writeFile(buf, os, buf->params, 0, 0);
 158 }
 159
 160
 161 void InsetText::Read(Buffer const * buf, LyXLex & lex)
 162 {
 163     string token;
 164     int pos = 0;
 165     LyXParagraph * return_par = 0;
 166     char depth = 0; // signed or unsigned?
 167 #ifndef NEW_INSETS
 168     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 169     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 170 #endif
 171     LyXFont font(LyXFont::ALL_INHERIT);
 172
 173     LyXParagraph * p = par->next;
 174     delete par;
 175     while(p) {
 176         par = p;
 177         p = p->next;
 178         delete par;
 179     }
 180     par = new LyXParagraph;
 181     while (lex.IsOK()) {
 182         lex.nextToken();
 183         token = lex.GetString();
 184         if (token.empty())
 185             continue;
 186         if (token == "\\end_inset")
 187             break;
 188         if (const_cast<Buffer*>(buf)->
 189             parseSingleLyXformat2Token(lex, par, return_par,token, pos, depth,
 190                                        font
 191 #ifndef NEW_INSETS
 192                                        , footnoteflag, footnotekind
 193 #endif
 194                                        ))
 195         {
 196             // the_end read this should NEVER happen
 197             lex.printError("\\the_end read in inset! Error in document!");
 198             return;
 199         }
 200     }
 201     if (!return_par)
 202             return_par = par;
 203     par = return_par;
 204     while(return_par) {
 205         return_par->SetInsetOwner(this);
 206         return_par = return_par->next;
 207     }
 208
 209     if (token != "\\end_inset") {
 210         lex.printError("Missing \\end_inset at this point. "
 211                        "Read: `$$Token'");
 212     }
 213     need_update = INIT;
 214 }
 215
 216
 217 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 218 {
 219     int y_temp = 0;
 220     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 221     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 222     return insetAscent;
 223 }
 224
 225
 226 int InsetText::descent(BufferView * bv, LyXFont const &) const
 227 {
 228     int y_temp = 0;
 229     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 230     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 231         TEXT_TO_INSET_OFFSET;
 232     return insetDescent;
 233 }
 234
 235
 236 int InsetText::width(BufferView * bv, LyXFont const &) const
 237 {
 238     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 239     return insetWidth;
 240 }
 241
 242
 243 int InsetText::textWidth(Painter & pain) const
 244 {
 245     int w = getMaxWidth(pain, this);
 246     return w;
 247 }
 248
 249
 250 void InsetText::draw(BufferView * bv, LyXFont const & f,
 251                      int baseline, float & x, bool cleared) const
 252 {
 253     Painter & pain = bv->painter();
 254
 255     // no draw is necessary !!!
 256     if ((drawFrame == LOCKED) && !locked && !par->size()) {
 257         if (!cleared && (need_update == CLEAR_FRAME)) {
 258             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 259                            width(bv, f) - 1,
 260                            insetAscent + insetDescent - 1,
 261                            LColor::background);
 262         }
 263         top_x = int(x);
 264         top_baseline = baseline;
 265         x += width(bv, f);
 266         need_update = NONE;
 267         return;
 268     }
 269
 270     xpos = x;
 271     UpdatableInset::draw(bv, f, baseline, x, cleared);
 272
 273     if (!cleared && ((need_update==FULL) || (top_x!=int(x)) ||
 274                      (top_baseline!=baseline))) {
 275         int w =  insetWidth;
 276         int h = insetAscent + insetDescent;
 277         int ty = baseline - insetAscent;
 278
 279         if (ty < 0) {
 280             h += ty;
 281             ty = 0;
 282         }
 283         if ((ty + h) > pain.paperHeight())
 284             h = pain.paperHeight();
 285         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 286             w = pain.paperWidth();
 287         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 288         cleared = true;
 289         need_update = FULL;
 290     }
 291     if (!cleared && (need_update == NONE))
 292         return;
 293
 294     if (top_x != int(x)) {
 295         need_update = INIT;
 296         top_x = int(x);
 297         bv->text->status = LyXText::CHANGED_IN_DRAW;
 298         return;
 299     }
 300
 301     top_baseline = baseline;
 302     top_y = baseline - ascent(bv, f);
 303     last_width = width(bv, f);
 304     last_height = ascent(bv, f) + descent(bv, f);
 305
 306     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 307         inset_x = cx(bv) - top_x + drawTextXOffset;
 308         inset_y = cy(bv) + drawTextYOffset;
 309     }
 310     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 311         x += width(bv, f);
 312         need_update = NONE;
 313         return;
 314     }
 315     x += TEXT_TO_INSET_OFFSET;
 316     int y = 0;
 317     Row * row = TEXT(bv)->GetRowNearY(y);
 318     y += baseline - row->ascent_of_text();
 319     if (cleared || !locked || (need_update == FULL)) {
 320         while (row != 0) {
 321             TEXT(bv)->GetVisibleRow(bv, int(y), int(x), row, y, cleared);
 322             y += row->height();
 323             row = row->next();
 324         }
 325     } else if (need_update == SELECTION) {
 326         bv->screen()->ToggleToggle(TEXT(bv), int(y), int(x));
 327     } else {
 328         locked = false;
 329         if (need_update == CURSOR) {
 330             bv->screen()->ToggleSelection(TEXT(bv), true, int(y), int(x));
 331             TEXT(bv)->ClearSelection();
 332             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 333         }
 334         bv->screen()->Update(TEXT(bv), int(y), int(x));
 335         locked = true;
 336     }
 337     TEXT(bv)->refresh_y = 0;
 338     TEXT(bv)->status = LyXText::UNCHANGED;
 339     if ((need_update != CURSOR_PAR) &&
 340         ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)))
 341     {
 342             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 343                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 344                            frame_color);
 345     } else if (need_update == CLEAR_FRAME) {
 346             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 347                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 348                            LColor::background);
 349     }
 350     x += width(bv, f) - TEXT_TO_INSET_OFFSET;
 351     if (bv->text->status==LyXText::CHANGED_IN_DRAW)
 352         need_update = INIT;
 353     else if (need_update != INIT)
 354         need_update = NONE;
 355 }
 356
 357
 358 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 359 {
 360     if (reinit) {  // && (need_update != CURSOR)) {
 361         need_update = INIT;
 362         resizeLyXText(bv);
 363         if (owner())
 364             owner()->update(bv, font, true);
 365         return;
 366     }
 367     if (the_locking_inset) {
 368         inset_x = cx(bv) - top_x + drawTextXOffset;
 369         inset_y = cy(bv) + drawTextYOffset;
 370         the_locking_inset->update(bv, font, reinit);
 371     }
 372     if (need_update == INIT) {
 373         resizeLyXText(bv);
 374         need_update = FULL;
 375 //      if (!owner() && bv->text)
 376 //          bv->text->UpdateInset(bv, this);
 377     }
 378     int oldw = insetWidth;
 379 #if 1
 380     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 381     // max(textWidth(bv->painter()),
 382     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 383     // (2 * TEXT_TO_INSET_OFFSET);
 384 #else
 385     insetWidth = textWidth(bv->painter());
 386     if (insetWidth < 0)
 387             insetWidth = static_cast<int>(TEXT(bv)->width);
 388 #endif
 389     if (oldw != insetWidth) {
 390 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 391 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 392         resizeLyXText(bv);
 393         need_update = FULL;
 394 #if 0
 395         if (owner()) {
 396             owner()->update(bv, font, reinit);
 397             return;
 398         } else {
 399             update(bv, font, reinit);
 400         }
 401 #else
 402 #if 1
 403         update(bv, font, reinit);
 404 #else
 405         UpdateLocal(bv, INIT, false);
 406 #endif
 407 #endif
 408         return;
 409     }
 410     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 411         the_locking_inset)
 412     {
 413         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 414     }
 415
 416     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 417         need_update = FULL;
 418
 419     int y_temp = 0;
 420     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 421     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 422     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 423         TEXT_TO_INSET_OFFSET;
 424 }
 425
 426
 427 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 428 {
 429     TEXT(bv)->FullRebreak(bv);
 430     if (need_update != INIT) {
 431         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 432             need_update = FULL;
 433         else if (!the_locking_inset || (what != CURSOR))
 434             need_update = what;
 435     }
 436     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 437         TEXT(bv)->selection)
 438             bv->updateInset(this, mark_dirty);
 439     bv->owner()->showState();
 440     if (old_par != cpar(bv)) {
 441             bv->owner()->setLayout(cpar(bv)->GetLayout());
 442             old_par = cpar(bv);
 443     }
 444 }
 445
 446
 447 string const InsetText::EditMessage() const
 448 {
 449     return _("Opened Text Inset");
 450 }
 451
 452
 453 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 454 {
 455 //    par->SetInsetOwner(this);
 456     UpdatableInset::Edit(bv, x, y, button);
 457
 458     if (!bv->lockInset(this)) {
 459         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 460         return;
 461     }
 462     locked = true;
 463     the_locking_inset = 0;
 464     inset_pos = inset_x = inset_y = 0;
 465     inset_par = 0;
 466     old_par = 0;
 467     if (!checkAndActivateInset(bv, x, y, button))
 468         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 469                                            y+TEXT(bv)->first+insetAscent);
 470     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 471     bv->text->FinishUndo();
 472     ShowInsetCursor(bv);
 473     UpdateLocal(bv, FULL, false);
 474 }
 475
 476
 477 void InsetText::InsetUnlock(BufferView * bv)
 478 {
 479     if (the_locking_inset) {
 480         the_locking_inset->InsetUnlock(bv);
 481         the_locking_inset = 0;
 482     }
 483     HideInsetCursor(bv);
 484     no_selection = false;
 485     locked = false;
 486     TEXT(bv)->selection = 0;
 487     UpdateLocal(bv, CLEAR_FRAME, false);
 488     if (owner())
 489             bv->owner()->setLayout(owner()->getLyXText(bv)
 490                                     ->cursor.par()->GetLayout());
 491     else
 492             bv->owner()->setLayout(bv->text->cursor.par()->GetLayout());
 493 }
 494
 495
 496 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 497 {
 498     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 499     if (!inset)
 500         return false;
 501     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 502         lyxerr[Debug::INSETS] << "OK" << endl;
 503         the_locking_inset = inset;
 504         inset_x = cx(bv) - top_x + drawTextXOffset;
 505         inset_y = cy(bv) + drawTextYOffset;
 506         inset_pos = cpos(bv);
 507         inset_par = cpar(bv);
 508         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 509         return true;
 510     } else if (the_locking_inset && (the_locking_inset == inset)) {
 511         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 512             lyxerr[Debug::INSETS] << "OK" << endl;
 513             inset_x = cx(bv) - top_x + drawTextXOffset;
 514             inset_y = cy(bv) + drawTextYOffset;
 515         } else {
 516             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 517         }
 518     } else if (the_locking_inset) {
 519         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 520         return the_locking_inset->LockInsetInInset(bv, inset);
 521     }
 522     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 523     return false;
 524 }
 525
 526
 527 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 528                                    bool lr)
 529 {
 530     if (!the_locking_inset)
 531         return false;
 532     if (the_locking_inset == inset) {
 533         the_locking_inset->InsetUnlock(bv);
 534         TEXT(bv)->UpdateInset(bv, inset);
 535         the_locking_inset = 0;
 536         if (lr)
 537             moveRight(bv, false);
 538         old_par = 0; // force layout setting
 539         UpdateLocal(bv, CURSOR_PAR, false);
 540         return true;
 541     }
 542     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 543 }
 544
 545
 546 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 547 {
 548     if (!the_locking_inset)
 549         return false;
 550     if (the_locking_inset != inset) {
 551         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 552         need_update = CURSOR_PAR;
 553         return the_locking_inset->UpdateInsetInInset(bv, inset);
 554     }
 555 //    UpdateLocal(bv, FULL, false);
 556     if (TEXT(bv)->UpdateInset(bv, inset))
 557         UpdateLocal(bv, CURSOR_PAR, false);
 558     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 559         inset_x = cx(bv) - top_x + drawTextXOffset;
 560         inset_y = cy(bv) + drawTextYOffset;
 561     }
 562     return true;
 563 }
 564
 565
 566 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 567 {
 568     no_selection = false;
 569
 570     int tmp_x = x - drawTextXOffset;
 571     int tmp_y = y + insetAscent;
 572     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 573
 574     HideInsetCursor(bv);
 575     if (the_locking_inset) {
 576         if (the_locking_inset == inset) {
 577             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 578             return;
 579         } else if (inset) {
 580             // otherwise unlock the_locking_inset and lock the new inset
 581             the_locking_inset->InsetUnlock(bv);
 582             inset_x = cx(bv) - top_x + drawTextXOffset;
 583             inset_y = cy(bv) + drawTextYOffset;
 584             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 585             inset->Edit(bv, x - inset_x, y - inset_y, button);
 586             if (the_locking_inset) {
 587                 UpdateLocal(bv, CURSOR_PAR, false);
 588             }
 589             return;
 590         }
 591         // otherwise only unlock the_locking_inset
 592         the_locking_inset->InsetUnlock(bv);
 593         the_locking_inset = 0;
 594     }
 595     if (bv->theLockingInset()) {
 596         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 597             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 598             inset_x = cx(bv) - top_x + drawTextXOffset;
 599             inset_y = cy(bv) + drawTextYOffset;
 600             inset_pos = cpos(bv);
 601             inset_par = cpar(bv);
 602             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 603             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 604             if (the_locking_inset) {
 605                 UpdateLocal(bv, CURSOR_PAR, false);
 606             }
 607             return;
 608         }
 609     }
 610     if (!inset) {
 611         bool paste_internally = false;
 612         if ((button == 2) && TEXT(bv)->selection) {
 613             LocalDispatch(bv, LFUN_COPY, "");
 614             paste_internally = true;
 615         }
 616         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 617                                            y+TEXT(bv)->first+insetAscent);
 618         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 619         UpdateLocal(bv, CURSOR, false);
 620         bv->owner()->setLayout(cpar(bv)->GetLayout());
 621         old_par = cpar(bv);
 622         // Insert primary selection with middle mouse
 623         // if there is a local selection in the current buffer,
 624         // insert this
 625         if (button == 2) {
 626             if (paste_internally)
 627                 LocalDispatch(bv, LFUN_PASTE, "");
 628             else
 629                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 630         }
 631     }
 632     ShowInsetCursor(bv);
 633 }
 634
 635
 636 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 637 {
 638     UpdatableInset * inset = 0;
 639
 640     if (the_locking_inset) {
 641             the_locking_inset->InsetButtonRelease(bv,
 642                                                   x - inset_x, y - inset_y,
 643                                                   button);
 644     } else {
 645         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 646             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 647             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 648                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 649             } else {
 650                 inset_x = cx(bv) - top_x + drawTextXOffset;
 651                 inset_y = cy(bv) + drawTextYOffset;
 652                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 653                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 654             }
 655             UpdateLocal(bv, CURSOR_PAR, false);
 656         }
 657     }
 658     no_selection = false;
 659 }
 660
 661
 662 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 663 {
 664     if (the_locking_inset) {
 665         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 666                                              y - inset_y,state);
 667         return;
 668     }
 669     if (!no_selection) {
 670         HideInsetCursor(bv);
 671         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 672                                            y+TEXT(bv)->first+insetAscent);
 673         TEXT(bv)->SetSelection();
 674         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 675             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 676             UpdateLocal(bv, SELECTION, false);
 677         ShowInsetCursor(bv);
 678     }
 679     no_selection = false;
 680 }
 681
 682
 683 void InsetText::InsetKeyPress(XKeyEvent * xke)
 684 {
 685     if (the_locking_inset) {
 686         the_locking_inset->InsetKeyPress(xke);
 687         return;
 688     }
 689 }
 690
 691
 692 UpdatableInset::RESULT
 693 InsetText::LocalDispatch(BufferView * bv,
 694                          int action, string const & arg)
 695 {
 696     no_selection = false;
 697     UpdatableInset::RESULT
 698         result= UpdatableInset::LocalDispatch(bv, action, arg);
 699     if (result != UNDISPATCHED) {
 700         return DISPATCHED;
 701     }
 702
 703     result=DISPATCHED;
 704     if ((action < 0) && arg.empty())
 705         return FINISHED;
 706
 707     if (the_locking_inset) {
 708         result = the_locking_inset->LocalDispatch(bv, action, arg);
 709         if (result == DISPATCHED_NOUPDATE)
 710             return result;
 711         else if (result == DISPATCHED) {
 712             UpdateLocal(bv, CURSOR_PAR, false);
 713             return result;
 714         } else if (result == FINISHED) {
 715             switch(action) {
 716             case -1:
 717             case LFUN_RIGHT:
 718                 moveRight(bv, false);
 719                 break;
 720             case LFUN_DOWN:
 721                 moveDown(bv);
 722                 break;
 723             }
 724             the_locking_inset = 0;
 725             return DISPATCHED;
 726         }
 727     }
 728     HideInsetCursor(bv);
 729     switch (action) {
 730         // Normal chars
 731     case -1:
 732         if (bv->buffer()->isReadonly()) {
 733             LyXBell();
 734 //          setErrorMessage(N_("Document is read only"));
 735             break;
 736         }
 737         if (!arg.empty()) {
 738             /* Automatically delete the currently selected
 739              * text and replace it with what is being
 740              * typed in now. Depends on lyxrc settings
 741              * "auto_region_delete", which defaults to
 742              * true (on). */
 743
 744             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 745 #ifndef NEW_INSETS
 746                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 747                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 748 #else
 749                               bv->text->cursor.par()->previous,
 750                               bv->text->cursor.par()->next
 751 #endif
 752                     );
 753             // if an empty paragraph set the language to the surronding
 754             // paragraph language on insertion of the first character!
 755             if (!par->Last() && !par->next) {
 756                 LyXText * text = 0;
 757                 if (owner()) {
 758                     Inset * inset = owner();
 759                     while(inset && inset->getLyXText(bv) == TEXT(bv))
 760                         inset = inset->owner();
 761                     if (inset)
 762                         text = inset->getLyXText(bv);
 763                 }
 764                 if (!text)
 765                     text = bv->text;
 766                 LyXFont font(LyXFont::ALL_IGNORE);
 767                 font.setLanguage(text->cursor.par()->getParLanguage(bv->buffer()->params));
 768                 SetFont(bv, font, false);
 769             }
 770             if (lyxrc.auto_region_delete) {
 771                 if (TEXT(bv)->selection){
 772                     TEXT(bv)->CutSelection(bv, false);
 773                 }
 774             }
 775             TEXT(bv)->ClearSelection();
 776             for (string::size_type i = 0; i < arg.length(); ++i) {
 777                 bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 778             }
 779         }
 780         UpdateLocal(bv, CURSOR_PAR, true);
 781         break;
 782         // --- Cursor Movements ---------------------------------------------
 783     case LFUN_RIGHTSEL:
 784         bv->text->FinishUndo();
 785         moveRight(bv, false, true);
 786         TEXT(bv)->SetSelection();
 787         UpdateLocal(bv, SELECTION, false);
 788         break;
 789     case LFUN_RIGHT:
 790         result = moveRight(bv);
 791         bv->text->FinishUndo();
 792         TEXT(bv)->ClearSelection();
 793         UpdateLocal(bv, CURSOR, false);
 794         break;
 795     case LFUN_LEFTSEL:
 796         bv->text->FinishUndo();
 797         moveLeft(bv, false, true);
 798         TEXT(bv)->SetSelection();
 799         UpdateLocal(bv, SELECTION, false);
 800         break;
 801     case LFUN_LEFT:
 802         bv->text->FinishUndo();
 803         result= moveLeft(bv);
 804         TEXT(bv)->ClearSelection();
 805         UpdateLocal(bv, CURSOR, false);
 806         break;
 807     case LFUN_DOWNSEL:
 808         bv->text->FinishUndo();
 809         moveDown(bv);
 810         TEXT(bv)->SetSelection();
 811         UpdateLocal(bv, SELECTION, false);
 812         break;
 813     case LFUN_DOWN:
 814         bv->text->FinishUndo();
 815         result = moveDown(bv);
 816         TEXT(bv)->ClearSelection();
 817         UpdateLocal(bv, CURSOR, false);
 818         break;
 819     case LFUN_UPSEL:
 820         bv->text->FinishUndo();
 821         moveUp(bv);
 822         TEXT(bv)->SetSelection();
 823         UpdateLocal(bv, SELECTION, false);
 824         break;
 825     case LFUN_UP:
 826         bv->text->FinishUndo();
 827         result = moveUp(bv);
 828         TEXT(bv)->ClearSelection();
 829         UpdateLocal(bv, CURSOR, false);
 830         break;
 831     case LFUN_HOME:
 832         bv->text->FinishUndo();
 833         TEXT(bv)->CursorHome(bv);
 834         UpdateLocal(bv, CURSOR, false);
 835         break;
 836     case LFUN_END:
 837         TEXT(bv)->CursorEnd(bv);
 838         UpdateLocal(bv, CURSOR, false);
 839         break;
 840     case LFUN_BACKSPACE:
 841         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 842 #ifndef NEW_INSETS
 843           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 844           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 845 #else
 846           bv->text->cursor.par()->previous,
 847           bv->text->cursor.par()->next
 848 #endif
 849                 );
 850         if (TEXT(bv)->selection)
 851             TEXT(bv)->CutSelection(bv);
 852         else
 853             TEXT(bv)->Backspace(bv);
 854         UpdateLocal(bv, CURSOR_PAR, true);
 855         break;
 856     case LFUN_DELETE:
 857         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 858 #ifndef NEW_INSETS
 859           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 860           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 861 #else
 862           bv->text->cursor.par()->previous,
 863           bv->text->cursor.par()->next
 864 #endif
 865                 );
 866         if (TEXT(bv)->selection)
 867             TEXT(bv)->CutSelection(bv);
 868         else
 869             TEXT(bv)->Delete(bv);
 870         UpdateLocal(bv, CURSOR_PAR, true);
 871         break;
 872     case LFUN_CUT:
 873         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 874 #ifndef NEW_INSETS
 875           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 876           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 877 #else
 878           bv->text->cursor.par()->previous,
 879           bv->text->cursor.par()->next
 880 #endif
 881                 );
 882         TEXT(bv)->CutSelection(bv);
 883         UpdateLocal(bv, CURSOR_PAR, true);
 884         break;
 885     case LFUN_COPY:
 886         bv->text->FinishUndo();
 887         TEXT(bv)->CopySelection(bv);
 888         UpdateLocal(bv, CURSOR_PAR, false);
 889         break;
 890     case LFUN_PASTESELECTION:
 891     {
 892         string clip(bv->workarea()->getClipboard());
 893
 894         if (clip.empty())
 895             break;
 896         if (arg == "paragraph") {
 897                 TEXT(bv)->InsertStringB(bv, clip);
 898         } else {
 899                 TEXT(bv)->InsertStringA(bv, clip);
 900         }
 901         UpdateLocal(bv, CURSOR_PAR, true);
 902         break;
 903     }
 904     case LFUN_PASTE:
 905         if (!autoBreakRows) {
 906             CutAndPaste cap;
 907
 908             if (cap.nrOfParagraphs() > 1) {
 909                 WriteAlert(_("Impossible operation"),
 910                            _("Cannot include more than one paragraph!"),
 911                            _("Sorry."));
 912                 break;
 913             }
 914         }
 915         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 916 #ifndef NEW_INSETS
 917           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 918           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 919 #else
 920           bv->text->cursor.par()->previous,
 921           bv->text->cursor.par()->next
 922 #endif
 923                 );
 924         TEXT(bv)->PasteSelection(bv);
 925         UpdateLocal(bv, CURSOR_PAR, true);
 926         break;
 927     case LFUN_BREAKPARAGRAPH:
 928         if (!autoBreakRows)
 929             return DISPATCHED;
 930         TEXT(bv)->BreakParagraph(bv, 0);
 931         UpdateLocal(bv, FULL, true);
 932         break;
 933     case LFUN_BREAKLINE:
 934         if (!autoBreakRows)
 935             return DISPATCHED;
 936         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 937 #ifndef NEW_INSETS
 938             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 939             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 940 #else
 941             bv->text->cursor.par()->previous,
 942             bv->text->cursor.par()->next
 943 #endif
 944                 );
 945         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
 946         UpdateLocal(bv, CURSOR_PAR, true);
 947         break;
 948     case LFUN_LAYOUT:
 949         // do not set layouts on non breakable textinsets
 950         if (autoBreakRows) {
 951             LyXTextClass::size_type cur_layout = cpar(bv)->layout;
 952
 953             // Derive layout number from given argument (string)
 954             // and current buffer's textclass (number). */
 955             LyXTextClassList::ClassList::size_type tclass =
 956                 bv->buffer()->params.textclass;
 957             std::pair <bool, LyXTextClass::size_type> layout =
 958                 textclasslist.NumberOfLayout(tclass, arg);
 959
 960             // If the entry is obsolete, use the new one instead.
 961             if (layout.first) {
 962                 string obs = textclasslist.Style(tclass,layout.second).
 963                     obsoleted_by();
 964                 if (!obs.empty())
 965                     layout = textclasslist.NumberOfLayout(tclass, obs);
 966             }
 967
 968             // see if we found the layout number:
 969             if (!layout.first) {
 970                 string msg = string(N_("Layout ")) + arg + N_(" not known");
 971
 972                 bv->owner()->getMiniBuffer()->Set(msg);
 973                 break;
 974             }
 975
 976             if (cur_layout != layout.second) {
 977                 cur_layout = layout.second;
 978                 TEXT(bv)->SetLayout(bv, layout.second);
 979                 bv->owner()->setLayout(cpar(bv)->GetLayout());
 980                 UpdateLocal(bv, CURSOR_PAR, true);
 981             }
 982         } else {
 983             // reset the layout box
 984             bv->owner()->setLayout(cpar(bv)->GetLayout());
 985         }
 986         break;
 987     case LFUN_PARAGRAPH_SPACING:
 988             // This one is absolutely not working. When fiddling with this
 989             // it also seems to me that the paragraphs inside the insettext
 990             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
 991     {
 992             LyXParagraph * par = TEXT(bv)->cursor.par();
 993             Spacing::Space cur_spacing = par->spacing.getSpace();
 994             float cur_value = 1.0;
 995             if (cur_spacing == Spacing::Other) {
 996                     cur_value = par->spacing.getValue();
 997             }
 998
 999             std::istringstream istr(arg.c_str());
1000             string tmp;
1001             istr >> tmp;
1002             Spacing::Space new_spacing = cur_spacing;
1003             float new_value = cur_value;
1004             if (tmp.empty()) {
1005                     lyxerr << "Missing argument to `paragraph-spacing'"
1006                            << endl;
1007             } else if (tmp == "single") {
1008                     new_spacing = Spacing::Single;
1009             } else if (tmp == "onehalf") {
1010                     new_spacing = Spacing::Onehalf;
1011             } else if (tmp == "double") {
1012                     new_spacing = Spacing::Double;
1013             } else if (tmp == "other") {
1014                     new_spacing = Spacing::Other;
1015                     float tmpval = 0.0;
1016                     istr >> tmpval;
1017                     lyxerr << "new_value = " << tmpval << endl;
1018                     if (tmpval != 0.0)
1019                             new_value = tmpval;
1020             } else if (tmp == "default") {
1021                     new_spacing = Spacing::Default;
1022             } else {
1023                     lyxerr << _("Unknown spacing argument: ")
1024                            << arg << endl;
1025             }
1026             if (cur_spacing != new_spacing || cur_value != new_value) {
1027                     par->spacing.set(new_spacing, new_value);
1028                     //TEXT(bv)->RedoParagraph(owner->view());
1029                     UpdateLocal(bv, CURSOR_PAR, true);
1030                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1031             }
1032     }
1033     break;
1034
1035     default:
1036         result = UNDISPATCHED;
1037         break;
1038     }
1039     if (result != FINISHED) {
1040         ShowInsetCursor(bv);
1041     } else
1042         bv->unlockInset(this);
1043     return result;
1044 }
1045
1046
1047 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
1048 {
1049     TexRow texrow;
1050     buf->latexParagraphs(os, par, 0, texrow);
1051     return texrow.rows();
1052 }
1053
1054
1055 int InsetText::Ascii(Buffer const * buf, ostream & os, int linelen) const
1056 {
1057     LyXParagraph * p = par;
1058     unsigned int lines = 0;
1059
1060     while (p) {
1061         string const tmp = buf->asciiParagraph(p, linelen);
1062         lines += countChar(tmp, '\n');
1063         os << tmp;
1064         p = p->next;
1065     }
1066     os << "\n";
1067     ++lines;
1068     return lines;
1069 }
1070
1071
1072 void InsetText::Validate(LaTeXFeatures & features) const
1073 {
1074     LyXParagraph * p = par;
1075     while(p) {
1076         p->validate(features);
1077         p = p->next;
1078     }
1079 }
1080
1081
1082 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
1083 {
1084     if (textclasslist.Style(buf->params.textclass,
1085                             p->GetLayout()).labeltype != LABEL_MANUAL)
1086         return 0;
1087     else
1088         return p->BeginningOfMainBody();
1089 }
1090
1091
1092 void InsetText::GetCursorPos(BufferView * bv,
1093                              int & x, int & y) const
1094 {
1095     x = cx(bv);
1096     y = cy(bv);
1097 }
1098
1099
1100 unsigned int InsetText::InsetInInsetY()
1101 {
1102     if (!the_locking_inset)
1103         return 0;
1104
1105     return (inset_y + the_locking_inset->InsetInInsetY());
1106 }
1107
1108
1109 void InsetText::ToggleInsetCursor(BufferView * bv)
1110 {
1111     if (the_locking_inset) {
1112         the_locking_inset->ToggleInsetCursor(bv);
1113         return;
1114     }
1115
1116     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1117
1118     int asc = lyxfont::maxAscent(font);
1119     int desc = lyxfont::maxDescent(font);
1120
1121     if (cursor_visible)
1122         bv->hideLockedInsetCursor();
1123     else
1124         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1125     cursor_visible = !cursor_visible;
1126 }
1127
1128
1129 void InsetText::ShowInsetCursor(BufferView * bv, bool show)
1130 {
1131     if (the_locking_inset) {
1132         the_locking_inset->ShowInsetCursor(bv);
1133         return;
1134     }
1135     if (!cursor_visible) {
1136         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1137
1138         int asc = lyxfont::maxAscent(font);
1139         int desc = lyxfont::maxDescent(font);
1140
1141         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1142         if (show)
1143             bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1144         cursor_visible = true;
1145     }
1146 }
1147
1148
1149 void InsetText::HideInsetCursor(BufferView * bv)
1150 {
1151     if (cursor_visible) {
1152         bv->hideLockedInsetCursor();
1153         cursor_visible = false;
1154     }
1155     if (the_locking_inset)
1156         the_locking_inset->HideInsetCursor(bv);
1157 }
1158
1159
1160 UpdatableInset::RESULT
1161 InsetText::moveRight(BufferView * bv, bool activate_inset, bool selecting)
1162 {
1163     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1164         return FINISHED;
1165     if (activate_inset && checkAndActivateInset(bv, false))
1166         return DISPATCHED;
1167     TEXT(bv)->CursorRight(bv, selecting);
1168     return DISPATCHED_NOUPDATE;
1169 }
1170
1171
1172 UpdatableInset::RESULT
1173 InsetText::moveLeft(BufferView * bv, bool activate_inset, bool selecting)
1174 {
1175     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1176         return FINISHED;
1177     TEXT(bv)->CursorLeft(bv, selecting);
1178     if (activate_inset && checkAndActivateInset(bv, true))
1179         return DISPATCHED;
1180     return DISPATCHED_NOUPDATE;
1181 }
1182
1183
1184 UpdatableInset::RESULT
1185 InsetText::moveUp(BufferView * bv)
1186 {
1187     if (!crow(bv)->previous())
1188         return FINISHED;
1189     TEXT(bv)->CursorUp(bv);
1190     return DISPATCHED_NOUPDATE;
1191 }
1192
1193
1194 UpdatableInset::RESULT
1195 InsetText::moveDown(BufferView * bv)
1196 {
1197     if (!crow(bv)->next())
1198         return FINISHED;
1199     TEXT(bv)->CursorDown(bv);
1200     return DISPATCHED_NOUPDATE;
1201 }
1202
1203
1204 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1205 {
1206     if (the_locking_inset) {
1207         if (the_locking_inset->InsertInsetAllowed(inset))
1208             return the_locking_inset->InsertInset(bv, inset);
1209         return false;
1210     }
1211     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1212 #ifndef NEW_INSETS
1213               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1214               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1215 #else
1216               bv->text->cursor.par()->previous,
1217               bv->text->cursor.par()->next
1218 #endif
1219             );
1220     if (inset->Editable() == Inset::IS_EDITABLE) {
1221         UpdatableInset * i = static_cast<UpdatableInset *>(inset);
1222         i->setOwner(static_cast<UpdatableInset *>(this));
1223     }
1224     HideInsetCursor(bv);
1225     TEXT(bv)->InsertInset(bv, inset);
1226     TEXT(bv)->selection = 0;
1227     bv->fitCursor(TEXT(bv));
1228     UpdateLocal(bv, CURSOR_PAR, true);
1229     static_cast<UpdatableInset*>(inset)->Edit(bv, 0, 0, 0);
1230     ShowInsetCursor(bv);
1231     return true;
1232 }
1233
1234
1235 UpdatableInset * InsetText::GetLockingInset()
1236 {
1237     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1238 }
1239
1240
1241 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1242 {
1243     if (c == LyxCode())
1244         return this;
1245     if (the_locking_inset)
1246         return the_locking_inset->GetFirstLockingInsetOfType(c);
1247     return 0;
1248 }
1249
1250
1251 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1252 {
1253     bv->text->SetUndo(bv->buffer(), Undo::EDIT,
1254 #ifndef NEW_INSETS
1255               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1256               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1257 #else
1258               bv->text->cursor.par()->previous,
1259               bv->text->cursor.par()->next
1260 #endif
1261             );
1262     TEXT(bv)->SetFont(bv, font, toggleall);
1263     bv->fitCursor(TEXT(bv));
1264     UpdateLocal(bv, CURSOR_PAR, true);
1265 }
1266
1267
1268 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1269 {
1270     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1271         unsigned int x;
1272         unsigned int y;
1273         Inset * inset =
1274             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1275         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1276             return false;
1277         LyXFont const font =
1278                 TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1279         if (behind) {
1280             x = inset->width(bv, font);
1281             y = inset->descent(bv, font);
1282         } else {
1283             x = y = 0;
1284         }
1285         inset_x = cx(bv) - top_x + drawTextXOffset;
1286         inset_y = cy(bv) + drawTextYOffset;
1287         inset->Edit(bv, x - inset_x, y - inset_y, 0);
1288         if (!the_locking_inset)
1289             return false;
1290         UpdateLocal(bv, CURSOR_PAR, false);
1291         return true;
1292     }
1293     return false;
1294 }
1295
1296
1297 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1298                                       int button)
1299 {
1300     x = x - drawTextXOffset;
1301     y = y + insetAscent;
1302     Inset * inset = bv->checkInsetHit(TEXT(bv), x, y, button);
1303
1304     if (inset) {
1305         if (x < 0)
1306             x = insetWidth;
1307         if (y < 0)
1308             y = insetDescent;
1309         inset_x = cx(bv) - top_x + drawTextXOffset;
1310         inset_y = cy(bv) + drawTextYOffset;
1311         inset->Edit(bv, x - inset_x, y - inset_y, button);
1312         if (!the_locking_inset)
1313             return false;
1314         UpdateLocal(bv, CURSOR_PAR, false);
1315         return true;
1316     }
1317     return false;
1318 }
1319
1320
1321 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1322 {
1323     int w = UpdatableInset::getMaxWidth(pain, inset);
1324     if (w < 0) {
1325         return w;
1326     }
1327     if (owner()) {
1328         w = w - top_x + owner()->x();
1329         return w;
1330     }
1331     w -= (2 * TEXT_TO_INSET_OFFSET);
1332     return w - top_x;
1333 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1334 }
1335
1336
1337 void InsetText::SetParagraphData(LyXParagraph *p)
1338 {
1339     LyXParagraph * np;
1340
1341     if (par) {
1342         np = par->next;
1343         delete par;
1344         while(np) {
1345             par = np;
1346             np = np->next;
1347             delete par;
1348         }
1349     }
1350     par = p->Clone();
1351     par->SetInsetOwner(this);
1352     np = par;
1353     while(p->next) {
1354         p = p->next;
1355         np->next = p->Clone();
1356         np->next->previous = np;
1357         np = np->next;
1358         np->SetInsetOwner(this);
1359     }
1360     need_update = INIT;
1361 }
1362
1363
1364 void InsetText::SetAutoBreakRows(bool flag)
1365 {
1366     if (flag != autoBreakRows) {
1367         autoBreakRows = flag;
1368         need_update = FULL;
1369         if (!flag)
1370             removeNewlines();
1371     }
1372 }
1373
1374
1375 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1376 {
1377     if (how != drawFrame) {
1378         drawFrame = how;
1379         if (bv)
1380             UpdateLocal(bv, DRAW_FRAME, false);
1381     }
1382 }
1383
1384
1385 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1386 {
1387     if (frame_color != col) {
1388         frame_color = col;
1389         if (bv)
1390             UpdateLocal(bv, DRAW_FRAME, false);
1391     }
1392 }
1393
1394 #if 0
1395 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1396 {
1397     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1398 }
1399 #endif
1400
1401
1402 int InsetText::cx(BufferView * bv) const
1403 {
1404     return TEXT(bv)->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1405 }
1406
1407
1408 int InsetText::cy(BufferView * bv) const
1409 {
1410     LyXFont font;
1411     return TEXT(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
1412 }
1413
1414
1415 int InsetText::cpos(BufferView * bv) const
1416 {
1417     return TEXT(bv)->cursor.pos();
1418 }
1419
1420
1421 LyXParagraph * InsetText::cpar(BufferView * bv) const
1422 {
1423     return TEXT(bv)->cursor.par();
1424 }
1425
1426
1427 Row * InsetText::crow(BufferView * bv) const
1428 {
1429     return TEXT(bv)->cursor.row();
1430 }
1431
1432
1433 LyXText * InsetText::getLyXText(BufferView * bv) const
1434 {
1435     if (cache.find(bv) != cache.end())
1436         return cache[bv];
1437     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1438     lt->init(bv);
1439     cache[bv] = lt;
1440     if (the_locking_inset) {
1441         lt->SetCursor(bv, inset_par, inset_pos);
1442     }
1443     return lt;
1444 }
1445
1446
1447 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1448 {
1449     if (cache.find(bv) == cache.end())
1450         return;
1451     delete cache[bv];
1452     cache.erase(bv);
1453     if (recursive) {
1454         /// then remove all LyXText in text-insets
1455         LyXParagraph * p = par;
1456         for(;p;p = p->next) {
1457             p->deleteInsetsLyXText(bv);
1458         }
1459     }
1460 }
1461
1462
1463 void InsetText::resizeLyXText(BufferView * bv) const
1464 {
1465     if (!par->next && !par->size()) // resize not neccessary!
1466         return;
1467     if (cache.find(bv) == cache.end())
1468         return;
1469
1470     LyXParagraph * lpar = 0;
1471     LyXParagraph * selstartpar = 0;
1472     LyXParagraph * selendpar = 0;
1473     int pos = 0;
1474     int selstartpos = 0;
1475     int selendpos = 0;
1476     int selection = 0;
1477     int mark_set = 0;
1478
1479 //    ProhibitInput(bv);
1480
1481     if (locked) {
1482         lpar = TEXT(bv)->cursor.par();
1483         pos = TEXT(bv)->cursor.pos();
1484         selstartpar = TEXT(bv)->sel_start_cursor.par();
1485         selstartpos = TEXT(bv)->sel_start_cursor.pos();
1486         selendpar = TEXT(bv)->sel_end_cursor.par();
1487         selendpos = TEXT(bv)->sel_end_cursor.pos();
1488         selection = TEXT(bv)->selection;
1489         mark_set = TEXT(bv)->mark_set;
1490     }
1491     deleteLyXText(bv, (the_locking_inset == 0));
1492
1493     if (lpar) {
1494         TEXT(bv)->selection = true;
1495         /* at this point just to avoid the Delete-Empty-Paragraph
1496          * Mechanism when setting the cursor */
1497         TEXT(bv)->mark_set = mark_set;
1498         if (selection) {
1499             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos);
1500             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1501             TEXT(bv)->SetCursor(bv, selendpar, selendpos);
1502             TEXT(bv)->SetSelection();
1503             TEXT(bv)->SetCursor(bv, lpar, pos);
1504         } else {
1505             TEXT(bv)->SetCursor(bv, lpar, pos);
1506             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1507             TEXT(bv)->selection = false;
1508         }
1509     }
1510     if (bv->screen())
1511             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1512     // this will scroll the screen such that the cursor becomes visible
1513     bv->updateScrollbar();
1514 //    AllowInput(bv);
1515     if (the_locking_inset) {
1516         /// then resize all LyXText in text-insets
1517         inset_x = cx(bv) - top_x + drawTextXOffset;
1518         inset_y = cy(bv) + drawTextYOffset;
1519         for(LyXParagraph * p = par; p; p = p->next) {
1520             p->resizeInsetsLyXText(bv);
1521         }
1522     }
1523     need_update = FULL;
1524 }
1525
1526
1527 void InsetText::removeNewlines()
1528 {
1529     for(LyXParagraph * p = par; p; p = p->next) {
1530         for(int i = 0; i < p->Last(); ++i) {
1531             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1532                 p->Erase(i);
1533         }
1534     }
1535 }