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