src/insets/insettext.C

   1 /**
   2  * \file insettext.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Jürgen Vigna
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "insettext.h"
  14 #include "insetnewline.h"
  15
  16 #include "buffer.h"
  17 #include "bufferparams.h"
  18 #include "BufferView.h"
  19 #include "CutAndPaste.h"
  20 #include "cursor.h"
  21 #include "debug.h"
  22 #include "dispatchresult.h"
  23 #include "errorlist.h"
  24 #include "funcrequest.h"
  25 #include "gettext.h"
  26 #include "intl.h"
  27 #include "LColor.h"
  28 #include "lyxfind.h"
  29 #include "lyxlex.h"
  30 #include "lyxrc.h"
  31 #include "metricsinfo.h"
  32 #include "output_docbook.h"
  33 #include "output_latex.h"
  34 #include "output_linuxdoc.h"
  35 #include "output_plaintext.h"
  36 #include "paragraph.h"
  37 #include "paragraph_funcs.h"
  38 #include "ParagraphParameters.h"
  39 #include "rowpainter.h"
  40 #include "sgml.h"
  41 #include "texrow.h"
  42 #include "undo.h"
  43
  44 #include "frontends/Alert.h"
  45 #include "frontends/font_metrics.h"
  46 #include "frontends/LyXView.h"
  47 #include "frontends/Painter.h"
  48
  49 #include "support/lyxalgo.h" // lyx::count
  50
  51 #include <boost/bind.hpp>
  52
  53 using bv_funcs::replaceSelection;
  54
  55 using lyx::pos_type;
  56
  57 using lyx::graphics::PreviewLoader;
  58
  59 using lyx::support::isStrUnsignedInt;
  60 using lyx::support::strToUnsignedInt;
  61
  62 using std::endl;
  63 using std::for_each;
  64 using std::max;
  65 using std::string;
  66 using std::auto_ptr;
  67 using std::ostream;
  68 using std::vector;
  69
  70
  71 InsetText::InsetText(BufferParams const & bp)
  72         : UpdatableInset(),
  73           paragraphs(1),
  74           autoBreakRows_(false),
  75           drawFrame_(NEVER),
  76           frame_color_(LColor::insetframe),
  77           text_(0, this, true, paragraphs)
  78 {
  79         textwidth_ = 0; // broken
  80         paragraphs.begin()->layout(bp.getLyXTextClass().defaultLayout());
  81         if (bp.tracking_changes)
  82                 paragraphs.begin()->trackChanges();
  83         init();
  84 }
  85
  86
  87 InsetText::InsetText(InsetText const & in)
  88         : UpdatableInset(in),
  89           text_(in.text_.bv_owner, this, true, paragraphs)
  90 {
  91         // this is ugly...
  92         operator=(in);
  93 }
  94
  95
  96 void InsetText::operator=(InsetText const & in)
  97 {
  98         UpdatableInset::operator=(in);
  99         paragraphs = in.paragraphs;
 100         autoBreakRows_ = in.autoBreakRows_;
 101         drawFrame_ = in.drawFrame_;
 102         frame_color_ = in.frame_color_;
 103         textwidth_ = in.textwidth_;
 104         text_ = LyXText(in.text_.bv_owner, this, true, paragraphs);
 105         init();
 106 }
 107
 108
 109 void InsetText::init()
 110 {
 111         ParagraphList::iterator pit = paragraphs.begin();
 112         ParagraphList::iterator end = paragraphs.end();
 113         for (; pit != end; ++pit)
 114                 pit->setInsetOwner(this);
 115         text_.paragraphs_ = &paragraphs;
 116
 117         locked = false;
 118         inset_x = 0;
 119         inset_y = 0;
 120         no_selection = true;
 121         the_locking_inset = 0;
 122         old_par = -1;
 123         in_insetAllowed = false;
 124         mouse_x = 0;
 125         mouse_y = 0;
 126 }
 127
 128
 129 void InsetText::clear(bool just_mark_erased)
 130 {
 131         if (just_mark_erased) {
 132                 ParagraphList::iterator it = paragraphs.begin();
 133                 ParagraphList::iterator end = paragraphs.end();
 134                 for (; it != end; ++it)
 135                         it->markErased();
 136                 return;
 137         }
 138
 139         // This is a gross hack...
 140         LyXLayout_ptr old_layout = paragraphs.begin()->layout();
 141
 142         paragraphs.clear();
 143         paragraphs.push_back(Paragraph());
 144         paragraphs.begin()->setInsetOwner(this);
 145         paragraphs.begin()->layout(old_layout);
 146 }
 147
 148
 149 auto_ptr<InsetBase> InsetText::clone() const
 150 {
 151         return auto_ptr<InsetBase>(new InsetText(*this));
 152 }
 153
 154
 155 void InsetText::write(Buffer const & buf, ostream & os) const
 156 {
 157         os << "Text\n";
 158         writeParagraphData(buf, os);
 159 }
 160
 161
 162 void InsetText::writeParagraphData(Buffer const & buf, ostream & os) const
 163 {
 164         ParagraphList::const_iterator it = paragraphs.begin();
 165         ParagraphList::const_iterator end = paragraphs.end();
 166         Paragraph::depth_type dth = 0;
 167         for (; it != end; ++it) {
 168                 it->write(buf, os, buf.params(), dth);
 169         }
 170 }
 171
 172
 173 void InsetText::read(Buffer const & buf, LyXLex & lex)
 174 {
 175         string token;
 176         Paragraph::depth_type depth = 0;
 177
 178         clear(false);
 179
 180 #warning John, look here. Doesnt make much sense.
 181         if (buf.params().tracking_changes)
 182                 paragraphs.begin()->trackChanges();
 183
 184         // delete the initial paragraph
 185         Paragraph oldpar = *paragraphs.begin();
 186         paragraphs.clear();
 187         ParagraphList::iterator pit = paragraphs.begin();
 188
 189         while (lex.isOK()) {
 190                 lex.nextToken();
 191                 token = lex.getString();
 192                 if (token.empty())
 193                         continue;
 194                 if (token == "\\end_inset") {
 195                         break;
 196                 }
 197
 198                 if (token == "\\end_document") {
 199                         lex.printError("\\end_document read in inset! Error in document!");
 200                         return;
 201                 }
 202
 203                 // FIXME: ugly.
 204                 const_cast<Buffer&>(buf).readParagraph(lex, token, paragraphs, pit, depth);
 205         }
 206
 207         pit = paragraphs.begin();
 208         ParagraphList::iterator const end = paragraphs.end();
 209         for (; pit != end; ++pit)
 210                 pit->setInsetOwner(this);
 211
 212         if (token != "\\end_inset") {
 213                 lex.printError("Missing \\end_inset at this point. "
 214                                            "Read: `$$Token'");
 215         }
 216
 217         // sanity check
 218         // ensure we have at least one par.
 219         if (paragraphs.empty())
 220                 paragraphs.push_back(oldpar);
 221 }
 222
 223
 224 void InsetText::metrics(MetricsInfo & mi, Dimension & dim) const
 225 {
 226         //lyxerr << "InsetText::metrics: width: " << mi.base.textwidth << endl;
 227         textwidth_ = mi.base.textwidth - 30;
 228         BufferView * bv = mi.base.bv;
 229         setViewCache(bv);
 230         text_.metrics(mi, dim);
 231         dim.asc += TEXT_TO_INSET_OFFSET;
 232         dim.des += TEXT_TO_INSET_OFFSET;
 233         dim.wid += 2 * TEXT_TO_INSET_OFFSET;
 234         dim.wid = max(dim.wid, 10);
 235         dim_ = dim;
 236 }
 237
 238
 239 int InsetText::textWidth() const
 240 {
 241         return textwidth_;
 242 }
 243
 244
 245 void InsetText::draw(PainterInfo & pi, int x, int y) const
 246 {
 247         // update our idea of where we are. Clearly, we should
 248         // not have to know this information.
 249         top_x = x;
 250
 251         int const start_x = x;
 252
 253         BufferView * bv = pi.base.bv;
 254         Painter & pain = pi.pain;
 255
 256         // repaint the background if needed
 257         if (backgroundColor() != LColor::background)
 258                 clearInset(bv, start_x + TEXT_TO_INSET_OFFSET, y);
 259
 260         // no draw is necessary !!!
 261         if (drawFrame_ == LOCKED && !locked && paragraphs.begin()->empty()) {
 262                 top_baseline = y;
 263                 return;
 264         }
 265
 266         bv->hideCursor();
 267
 268         if (!owner())
 269                 x += scroll();
 270
 271         top_baseline = y;
 272         inset_x = cx() - x;
 273         inset_y = cy();
 274
 275         x += TEXT_TO_INSET_OFFSET;
 276
 277         paintTextInset(*bv, text_, x, y);
 278
 279         if (drawFrame_ == ALWAYS || (drawFrame_ == LOCKED && locked))
 280                 drawFrame(pain, start_x);
 281 }
 282
 283
 284 void InsetText::drawFrame(Painter & pain, int x) const
 285 {
 286         int const ttoD2 = TEXT_TO_INSET_OFFSET / 2;
 287         int const frame_x = x + ttoD2;
 288         int const frame_y = top_baseline - dim_.asc + ttoD2;
 289         int const frame_w = dim_.wid - TEXT_TO_INSET_OFFSET;
 290         int const frame_h = dim_.asc + dim_.des - TEXT_TO_INSET_OFFSET;
 291         pain.rectangle(frame_x, frame_y, frame_w, frame_h, frameColor());
 292 }
 293
 294
 295 void InsetText::updateLocal(BufferView * bv, bool /*mark_dirty*/)
 296 {
 297         if (!bv)
 298                 return;
 299
 300         if (!autoBreakRows_ && paragraphs.size() > 1)
 301                 collapseParagraphs(bv);
 302
 303         if (!text_.selection.set())
 304                 text_.selection.cursor = text_.cursor;
 305
 306         bv->fitCursor();
 307         bv->updateInset(this);
 308         bv->owner()->view_state_changed();
 309         bv->owner()->updateMenubar();
 310         bv->owner()->updateToolbar();
 311         if (old_par != text_.cursor.par()) {
 312                 bv->owner()->setLayout(cpar()->layout()->name());
 313                 old_par = text_.cursor.par();
 314         }
 315 }
 316
 317
 318 string const InsetText::editMessage() const
 319 {
 320         return _("Opened Text Inset");
 321 }
 322
 323
 324 void InsetText::insetUnlock(BufferView * bv)
 325 {
 326         if (the_locking_inset) {
 327                 the_locking_inset->insetUnlock(bv);
 328                 the_locking_inset = 0;
 329                 updateLocal(bv, false);
 330         }
 331         no_selection = true;
 332         locked = false;
 333
 334         if (text_.selection.set())
 335                 text_.clearSelection();
 336         else if (owner())
 337                 bv->owner()->setLayout(owner()->getLyXText(bv)
 338                                        ->cursorPar()->layout()->name());
 339         else
 340                 bv->owner()->setLayout(bv->text->cursorPar()->layout()->name());
 341         // hack for deleteEmptyParMech
 342         if (!paragraphs.begin()->empty())
 343                 text_.setCursor(0, 0);
 344         else if (paragraphs.size() > 1)
 345                 text_.setCursor(1, 0);
 346 }
 347
 348
 349 void InsetText::lockInset(BufferView * bv)
 350 {
 351         locked = true;
 352         the_locking_inset = 0;
 353         inset_x = inset_y = 0;
 354         inset_boundary = false;
 355         old_par = -1;
 356         text_.setCursorIntern(0, 0);
 357         text_.clearSelection();
 358         finishUndo();
 359         // If the inset is empty set the language of the current font to the
 360         // language to the surronding text (if different).
 361         if (paragraphs.begin()->empty() && paragraphs.size() == 1 &&
 362                 bv->getParentLanguage(this) != text_.current_font.language()) {
 363                 LyXFont font(LyXFont::ALL_IGNORE);
 364                 font.setLanguage(bv->getParentLanguage(this));
 365                 setFont(bv, font, false);
 366         }
 367 }
 368
 369
 370 void InsetText::lockInset(BufferView * /*bv*/, UpdatableInset * inset)
 371 {
 372         the_locking_inset = inset;
 373         inset_x = cx() - top_x;
 374         inset_y = cy();
 375         inset_boundary = cboundary();
 376 }
 377
 378
 379 bool InsetText::lockInsetInInset(BufferView * bv, UpdatableInset * inset)
 380 {
 381         lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset("
 382                               << inset << "): " << endl;
 383         if (!inset)
 384                 return false;
 385         if (!the_locking_inset) {
 386                 ParagraphList::iterator pit = paragraphs.begin();
 387                 ParagraphList::iterator pend = paragraphs.end();
 388
 389                 for (; pit != pend; ++pit) {
 390                         InsetList::iterator it = pit->insetlist.begin();
 391                         InsetList::iterator const end = pit->insetlist.end();
 392                         for (; it != end; ++it) {
 393                                 if (it->inset == inset) {
 394                                         lyxerr << "InsetText::lockInsetInInset: 1 a" << endl;
 395                                         text_.setCursorIntern(
 396                                                 std::distance(paragraphs.begin(), pit), it->pos);
 397                                         lyxerr << "InsetText::lockInsetInInset: 1 b" << endl;
 398                                         lyxerr << "bv: " << bv << " inset: " << inset << endl;
 399                                         lockInset(bv, inset);
 400                                         lyxerr << "InsetText::lockInsetInInset: 1 c" << endl;
 401                                         return true;
 402                                 }
 403                         }
 404                 }
 405                 lyxerr << "InsetText::lockInsetInInset: 3" << endl;
 406                 return false;
 407         }
 408         if (inset == cpar()->getInset(cpos())) {
 409                 lyxerr[Debug::INSETS] << "OK" << endl;
 410                 lockInset(bv, inset);
 411                 return true;
 412         }
 413
 414         if (the_locking_inset && the_locking_inset == inset) {
 415                 inset_x = cx() - top_x;
 416                 inset_y = cy();
 417         } else if (the_locking_inset) {
 418                 lyxerr[Debug::INSETS] << "MAYBE" << endl;
 419                 return the_locking_inset->lockInsetInInset(bv, inset);
 420         }
 421         lyxerr[Debug::INSETS] << "NOT OK" << endl;
 422         return false;
 423 }
 424
 425
 426 bool InsetText::unlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 427                                    bool lr)
 428 {
 429         if (!the_locking_inset)
 430                 return false;
 431         if (the_locking_inset == inset) {
 432                 the_locking_inset->insetUnlock(bv);
 433                 the_locking_inset = 0;
 434                 if (lr)
 435                         moveRightIntern(bv, true, false);
 436                 old_par = -1; // force layout setting
 437                 if (scroll())
 438                         scroll(bv, 0.0F);
 439                 else
 440                         updateLocal(bv, false);
 441                 return true;
 442         }
 443         return the_locking_inset->unlockInsetInInset(bv, inset, lr);
 444 }
 445
 446
 447 void InsetText::lfunMousePress(FuncRequest const & cmd)
 448 {
 449         no_selection = true;
 450
 451         // use this to check mouse motion for selection!
 452         mouse_x = cmd.x;
 453         mouse_y = cmd.y;
 454
 455         BufferView * bv = cmd.view();
 456         FuncRequest cmd1 = cmd;
 457         cmd1.x -= inset_x;
 458         cmd1.y -= inset_y;
 459         if (!locked)
 460                 lockInset(bv);
 461
 462         int tmp_x = cmd.x;
 463         int tmp_y = cmd.y + dim_.asc - bv->top_y();
 464         InsetOld * inset = getLyXText(bv)->checkInsetHit(tmp_x, tmp_y);
 465
 466         if (the_locking_inset) {
 467                 if (the_locking_inset == inset) {
 468                         the_locking_inset->dispatch(cmd1);
 469                         return;
 470                 }
 471                 // otherwise only unlock the_locking_inset
 472                 the_locking_inset->insetUnlock(bv);
 473                 the_locking_inset = 0;
 474         }
 475         if (!inset)
 476                 no_selection = false;
 477
 478         if (bv->theLockingInset()) {
 479                 if (isHighlyEditableInset(inset)) {
 480                         // We just have to lock the inset before calling a
 481                         // PressEvent on it!
 482                         UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 483                         if (!bv->lockInset(uinset)) {
 484                                 lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 485                         }
 486                         inset->dispatch(cmd1);
 487                         if (the_locking_inset)
 488                                 updateLocal(bv, false);
 489                         return;
 490                 }
 491         }
 492         if (!inset) {
 493                 bool paste_internally = false;
 494                 if (cmd.button() == mouse_button::button2 && getLyXText(bv)->selection.set()) {
 495                         dispatch(FuncRequest(bv, LFUN_COPY));
 496                         paste_internally = true;
 497                 }
 498                 int old_top_y = bv->top_y();
 499
 500                 text_.setCursorFromCoordinates(cmd.x, cmd.y + dim_.asc);
 501                 // set the selection cursor!
 502                 text_.selection.cursor = text_.cursor;
 503                 bv->x_target(text_.cursor.x());
 504
 505                 text_.clearSelection();
 506                 updateLocal(bv, false);
 507
 508                 bv->owner()->setLayout(cpar()->layout()->name());
 509
 510                 // we moved the view we cannot do mouse selection in this case!
 511                 if (bv->top_y() != old_top_y)
 512                         no_selection = true;
 513                 old_par = text_.cursor.par();
 514                 // Insert primary selection with middle mouse
 515                 // if there is a local selection in the current buffer,
 516                 // insert this
 517                 if (cmd.button() == mouse_button::button2) {
 518                         if (paste_internally)
 519                                 dispatch(FuncRequest(bv, LFUN_PASTE));
 520                         else
 521                                 dispatch(FuncRequest(bv, LFUN_PASTESELECTION, "paragraph"));
 522                 }
 523         } else {
 524                 getLyXText(bv)->clearSelection();
 525         }
 526 }
 527
 528
 529 bool InsetText::lfunMouseRelease(FuncRequest const & cmd)
 530 {
 531         BufferView * bv = cmd.view();
 532         FuncRequest cmd1 = cmd;
 533         cmd1.x -= inset_x;
 534         cmd1.y -= inset_y;
 535
 536         no_selection = true;
 537         if (the_locking_inset) {
 538                 DispatchResult const res = the_locking_inset->dispatch(cmd1);
 539                 return res.dispatched();
 540         }
 541
 542         int tmp_x = cmd.x;
 543         int tmp_y = cmd.y + dim_.asc - bv->top_y();
 544         InsetOld * inset = getLyXText(bv)->checkInsetHit(tmp_x, tmp_y);
 545         if (!inset)
 546                 return false;
 547
 548         // We still need to deal properly with the whole relative vs.
 549         // absolute mouse co-ords thing in a realiable, sensible way
 550         DispatchResult const res = inset->dispatch(cmd1);
 551         bool const ret = res.dispatched();
 552         updateLocal(bv, false);
 553         return ret;
 554 }
 555
 556
 557 void InsetText::lfunMouseMotion(FuncRequest const & cmd)
 558 {
 559         FuncRequest cmd1 = cmd;
 560         cmd1.x -= inset_x;
 561         cmd1.y -= inset_y;
 562
 563         if (the_locking_inset) {
 564                 the_locking_inset->dispatch(cmd1);
 565                 return;
 566         }
 567
 568         if (no_selection || (mouse_x == cmd.x && mouse_y == cmd.y))
 569                 return;
 570
 571         BufferView * bv = cmd.view();
 572         LyXCursor cur = text_.cursor;
 573         text_.setCursorFromCoordinates (cmd.x, cmd.y + dim_.asc);
 574         bv->x_target(text_.cursor.x());
 575         if (cur == text_.cursor)
 576                 return;
 577         text_.setSelection();
 578         updateLocal(bv, false);
 579 }
 580
 581
 582 void InsetText::edit(BufferView * bv, bool left)
 583 {
 584         setViewCache(bv);
 585
 586         if (!bv->lockInset(this)) {
 587                 lyxerr << "Cannot lock inset" << endl;
 588                 return;
 589         }
 590         lyxerr << "InsetText: edit left/right" << endl;
 591
 592         locked = true;
 593         the_locking_inset = 0;
 594         inset_x = 0;
 595         inset_y = 0;
 596         inset_boundary = false;
 597         old_par = -1;
 598
 599         if (left)
 600                 text_.setCursorIntern(0, 0);
 601         else
 602                 text_.setCursor(paragraphs.size() - 1, paragraphs.back().size());
 603
 604         // If the inset is empty set the language of the current font to the
 605         // language to the surronding text (if different).
 606         if (paragraphs.begin()->empty() &&
 607                         paragraphs.size() == 1 &&
 608                         bv->getParentLanguage(this) != text_.current_font.language())
 609         {
 610                 LyXFont font(LyXFont::ALL_IGNORE);
 611                 font.setLanguage(bv->getParentLanguage(this));
 612                 setFont(bv, font, false);
 613         }
 614
 615         updateLocal(bv, false);
 616         // Tell the paragraph dialog that we've entered an insettext.
 617         bv->dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
 618 }
 619
 620
 621 void InsetText::edit(BufferView * bv, int x, int y)
 622 {
 623         if (!bv->lockInset(this)) {
 624                 lyxerr << "Cannot lock inset" << endl;
 625                 return;
 626         }
 627         lyxerr << "InsetText: edit xy" << endl;
 628
 629         locked = true;
 630         the_locking_inset = 0;
 631         inset_x = 0;
 632         inset_y = 0;
 633         inset_boundary = false;
 634         old_par = -1;
 635
 636         int tmp_y = (y < 0) ? 0 : y;
 637         // we put here -1 and not button as now the button in the
 638         // edit call should not be needed we will fix this in 1.3.x
 639         // cycle hopefully (Jug 20020509)
 640         // FIXME: GUII I've changed this to none: probably WRONG
 641         if (!checkAndActivateInset(bv, x, tmp_y)) {
 642                 text_.setCursorFromCoordinates(x, y + dim_.asc);
 643                 text_.cursor.x(text_.cursor.x());
 644                 bv->x_target(text_.cursor.x());
 645         }
 646
 647         text_.clearSelection();
 648         finishUndo();
 649
 650         // If the inset is empty set the language of the current font to the
 651         // language to the surronding text (if different).
 652         if (paragraphs.begin()->empty() &&
 653                         paragraphs.size() == 1 &&
 654                         bv->getParentLanguage(this) != text_.current_font.language())
 655         {
 656                 LyXFont font(LyXFont::ALL_IGNORE);
 657                 font.setLanguage(bv->getParentLanguage(this));
 658                 setFont(bv, font, false);
 659         }
 660
 661         updateLocal(bv, false);
 662         // Tell the paragraph dialog that we've entered an insettext.
 663         bv->dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
 664 }
 665
 666
 667 DispatchResult
 668 InsetText::priv_dispatch(FuncRequest const & cmd,
 669                          idx_type & idx, pos_type & pos)
 670 {
 671         BufferView * bv = cmd.view();
 672         setViewCache(bv);
 673
 674         switch (cmd.action) {
 675         case LFUN_MOUSE_PRESS:
 676                 lfunMousePress(cmd);
 677                 return DispatchResult(true, true);
 678
 679         case LFUN_MOUSE_MOTION:
 680                 lfunMouseMotion(cmd);
 681                 return DispatchResult(true, true);
 682
 683         case LFUN_MOUSE_RELEASE:
 684                 return DispatchResult(lfunMouseRelease(cmd));
 685
 686         default:
 687                 break;
 688         }
 689
 690         bool was_empty = paragraphs.begin()->empty() && paragraphs.size() == 1;
 691         no_selection = false;
 692
 693         DispatchResult result = UpdatableInset::priv_dispatch(cmd, idx, pos);
 694         if (result.dispatched())
 695                 return result;
 696
 697 #if 0
 698         // This looks utterly strange. (Lgb)
 699         if (cmd.action == LFUN_UNKNOWN_ACTION && cmd.argument.empty())
 700                 return DispatchResult(false, FINISHED);
 701 #endif
 702
 703         if (the_locking_inset) {
 704                 DispatchResult result = the_locking_inset->dispatch(cmd);
 705
 706                 if (result.dispatched()) {
 707                         if (result.update()) {
 708                                 result.update(false);
 709                                 updateLocal(bv, false);
 710                         }
 711                         return result;
 712                 }
 713
 714                 switch (result.val()) {
 715                 case FINISHED_RIGHT:
 716                         moveRightIntern(bv, false, false);
 717                         result.dispatched(true);
 718                         result.update(true);
 719                         break;
 720                 case FINISHED_UP:
 721                         result = moveUp(bv);
 722                         if (result.val() >= FINISHED) {
 723                                 updateLocal(bv, false);
 724                                 bv->unlockInset(this);
 725                         }
 726                         break;
 727                 case FINISHED_DOWN:
 728                         result = moveDown(bv);
 729                         if (result.val() >= FINISHED) {
 730                                 updateLocal(bv, false);
 731                                 bv->unlockInset(this);
 732                         }
 733                         break;
 734                 default:
 735                         result.dispatched(true);
 736                         result.update(true);
 737                         break;
 738                 }
 739                 the_locking_inset = 0;
 740                 updateLocal(bv, false);
 741                 // make sure status gets reset immediately
 742                 bv->owner()->clearMessage();
 743                 return result;
 744         }
 745
 746         switch (cmd.action) {
 747         // Normal chars
 748         case LFUN_SELFINSERT:
 749                 if (bv->buffer()->isReadonly()) {
 750 //          setErrorMessage(N_("Document is read only"));
 751                         break;
 752                 }
 753                 if (!cmd.argument.empty()) {
 754                         /* Automatically delete the currently selected
 755                          * text and replace it with what is being
 756                          * typed in now. Depends on lyxrc settings
 757                          * "auto_region_delete", which defaults to
 758                          * true (on). */
 759 #if 0
 760                         // This should not be needed here and is also WRONG!
 761                         recordUndo(bv, Undo::INSERT, text_.cursorPar());
 762 #endif
 763                         bv->switchKeyMap();
 764
 765                         if (lyxrc.auto_region_delete && text_.selection.set())
 766                                 text_.cutSelection(false, false);
 767                         text_.clearSelection();
 768
 769                         for (string::size_type i = 0; i < cmd.argument.length(); ++i)
 770                                 bv->owner()->getIntl().getTransManager().
 771                                         TranslateAndInsert(cmd.argument[i], &text_);
 772                 }
 773                 text_.selection.cursor = text_.cursor;
 774                 result.dispatched(true);
 775                 result.update(true);
 776                 break;
 777
 778         // cursor movements that need special handling
 779
 780         case LFUN_RIGHT:
 781                 result = moveRight(bv);
 782                 finishUndo();
 783                 break;
 784         case LFUN_LEFT:
 785                 finishUndo();
 786                 result = moveLeft(bv);
 787                 break;
 788         case LFUN_DOWN:
 789                 finishUndo();
 790                 result = moveDown(bv);
 791                 break;
 792         case LFUN_UP:
 793                 finishUndo();
 794                 result = moveUp(bv);
 795                 break;
 796
 797         case LFUN_PRIOR:
 798                 if (crow() == text_.firstRow()) {
 799                         result.val(FINISHED_UP);
 800                         lyxerr << "InsetText: cursor pop 1" << endl;
 801                         bv->cursor().pop();
 802                 } else {
 803                         text_.cursorPrevious();
 804                         text_.clearSelection();
 805                         result.dispatched(true);
 806                 }
 807                 break;
 808
 809         case LFUN_NEXT:
 810                 if (crow() == text_.lastRow()) {
 811                         result.val(FINISHED_DOWN);
 812                         lyxerr << "InsetText: cursor pop 2" << endl;
 813                         bv->cursor().pop();
 814                 } else {
 815                         text_.cursorNext();
 816                         text_.clearSelection();
 817                         result.dispatched(true);
 818                 }
 819                 break;
 820
 821         case LFUN_BACKSPACE:
 822                 if (text_.selection.set())
 823                         text_.cutSelection(true, false);
 824                 else
 825                         text_.backspace();
 826 #warning should be also set dispatched here?
 827                 result.update(true);
 828                 break;
 829
 830         case LFUN_DELETE:
 831                 if (text_.selection.set())
 832                         text_.cutSelection(true, false);
 833                 else
 834                         text_.Delete();
 835 #warning should be also set dispatched here?
 836                 result.update(true);
 837                 break;
 838
 839         case LFUN_PASTE:
 840                 if (!autoBreakRows_) {
 841                         if (CutAndPaste::nrOfParagraphs() > 1) {
 842 #ifdef WITH_WARNINGS
 843 #warning FIXME horrendously bad UI
 844 #endif
 845                                 Alert::error(_("Paste failed"), _("Cannot include more than one paragraph."));
 846                         }
 847                 } else {
 848                         replaceSelection(bv->getLyXText());
 849                         size_t sel_index = 0;
 850                         string const & arg = cmd.argument;
 851                         if (isStrUnsignedInt(arg)) {
 852 #warning FIXME Check if the arg is in the domain of available selections.
 853                                 sel_index = strToUnsignedInt(arg);
 854                         }
 855                         text_.pasteSelection(sel_index);
 856                         // bug 393
 857                         text_.clearSelection();
 858 #warning should be also set dispatched here?
 859                         result.update(true);
 860                 }
 861                 break;
 862
 863         case LFUN_BREAKPARAGRAPH:
 864                 if (!autoBreakRows_) {
 865                         result.dispatched(true);
 866                         result.update(true);
 867                 } else {
 868                         replaceSelection(bv->getLyXText());
 869                         text_.breakParagraph(paragraphs, 0);
 870 #warning should be also set dispatched here?
 871                         result.update(true);
 872                 }
 873                 break;
 874
 875         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 876                 if (!autoBreakRows_) {
 877                         result.dispatched(true);
 878                         result.update(true);
 879                 } else {
 880                         replaceSelection(bv->getLyXText());
 881                         text_.breakParagraph(paragraphs, 1);
 882 #warning should be also set dispatched here?
 883                         result.update(true);
 884                 }
 885                 break;
 886
 887         case LFUN_BREAKLINE: {
 888                 if (!autoBreakRows_) {
 889                         result.dispatched(true);
 890                         result.update(true);
 891                 } else {
 892                         replaceSelection(bv->getLyXText());
 893                         auto_ptr<InsetNewline> ins(new InsetNewline);
 894                         text_.insertInset(ins.release());
 895 #warning should be also set dispatched here?
 896                         result.update(true);
 897                 }
 898                 break;
 899         }
 900
 901         case LFUN_LAYOUT:
 902                 // do not set layouts on non breakable textinsets
 903                 if (autoBreakRows_) {
 904                         string cur_layout = cpar()->layout()->name();
 905
 906                         // Derive layout number from given argument (string)
 907                         // and current buffer's textclass (number).
 908                         LyXTextClass const & tclass =
 909                                 bv->buffer()->params().getLyXTextClass();
 910                         string layout = cmd.argument;
 911                         bool hasLayout = tclass.hasLayout(layout);
 912
 913                         // If the entry is obsolete, use the new one instead.
 914                         if (hasLayout) {
 915                                 string const & obs = tclass[layout]->obsoleted_by();
 916                                 if (!obs.empty())
 917                                         layout = obs;
 918                         }
 919
 920                         // see if we found the layout number:
 921                         if (!hasLayout) {
 922                                 FuncRequest lf(LFUN_MESSAGE, N_("Layout ") + cmd.argument + N_(" not known"));
 923                                 bv->owner()->dispatch(lf);
 924                                 break;
 925                         }
 926
 927                         if (cur_layout != layout) {
 928                                 cur_layout = layout;
 929                                 text_.setLayout(layout);
 930                                 bv->owner()->setLayout(cpar()->layout()->name());
 931 #warning should be also set dispatched here?
 932                                 result.update(true);
 933                         }
 934                 } else {
 935                         // reset the layout box
 936                         bv->owner()->setLayout(cpar()->layout()->name());
 937                 }
 938                 break;
 939
 940         default:
 941                 break;
 942         }
 943
 944         if (result.update()) {
 945                 result.update(false);
 946                 updateLocal(bv, true);
 947         }
 948
 949         /// If the action has deleted all text in the inset, we need to change the
 950         // language to the language of the surronding text.
 951         if (!was_empty && paragraphs.begin()->empty() &&
 952             paragraphs.size() == 1) {
 953                 LyXFont font(LyXFont::ALL_IGNORE);
 954                 font.setLanguage(bv->getParentLanguage(this));
 955                 setFont(bv, font, false);
 956         }
 957
 958         if (result.val() >= FINISHED) {
 959                 result.val(NONE);
 960                 bv->unlockInset(this);
 961         }
 962
 963         return result;
 964 }
 965
 966
 967 int InsetText::latex(Buffer const & buf, ostream & os,
 968                      OutputParams const & runparams) const
 969 {
 970         TexRow texrow;
 971         latexParagraphs(buf, paragraphs, os, texrow, runparams);
 972         return texrow.rows();
 973 }
 974
 975
 976 int InsetText::plaintext(Buffer const & buf, ostream & os,
 977                      OutputParams const & runparams) const
 978 {
 979         ParagraphList::const_iterator beg = paragraphs.begin();
 980         ParagraphList::const_iterator end = paragraphs.end();
 981         ParagraphList::const_iterator it = beg;
 982         for (; it != end; ++it)
 983                 asciiParagraph(buf, *it, os, runparams, it == beg);
 984
 985         //FIXME: Give the total numbers of lines
 986         return 0;
 987 }
 988
 989
 990 int InsetText::linuxdoc(Buffer const & buf, ostream & os,
 991                         OutputParams const & runparams) const
 992 {
 993         linuxdocParagraphs(buf, paragraphs, os, runparams);
 994         return 0;
 995 }
 996
 997
 998 int InsetText::docbook(Buffer const & buf, ostream & os,
 999                        OutputParams const & runparams) const
1000 {
1001         docbookParagraphs(buf, paragraphs, os, runparams);
1002         return 0;
1003 }
1004
1005
1006 void InsetText::validate(LaTeXFeatures & features) const
1007 {
1008         for_each(paragraphs.begin(), paragraphs.end(),
1009                  boost::bind(&Paragraph::validate, _1, boost::ref(features)));
1010 }
1011
1012
1013 void InsetText::getCursor(BufferView & bv, int & x, int & y) const
1014 {
1015         if (the_locking_inset) {
1016                 the_locking_inset->getCursor(bv, x, y);
1017                 return;
1018         }
1019         x = cx();
1020         y = cy() + InsetText::y();
1021 }
1022
1023
1024 void InsetText::getCursorPos(BufferView * bv, int & x, int & y) const
1025 {
1026         if (the_locking_inset) {
1027                 the_locking_inset->getCursorPos(bv, x, y);
1028                 return;
1029         }
1030         x = cx() - top_x - TEXT_TO_INSET_OFFSET;
1031         y = cy() - TEXT_TO_INSET_OFFSET;
1032 }
1033
1034
1035 int InsetText::insetInInsetY() const
1036 {
1037         if (!the_locking_inset)
1038                 return 0;
1039
1040         return inset_y + the_locking_inset->insetInInsetY();
1041 }
1042
1043
1044 void InsetText::fitInsetCursor(BufferView * bv) const
1045 {
1046         if (the_locking_inset) {
1047                 the_locking_inset->fitInsetCursor(bv);
1048                 return;
1049         }
1050
1051         LyXFont const font = text_.getFont(cpar(), cpos());
1052
1053         int const asc = font_metrics::maxAscent(font);
1054         int const desc = font_metrics::maxDescent(font);
1055
1056         bv->fitLockedInsetCursor(cx(), cy(), asc, desc);
1057 }
1058
1059
1060 DispatchResult InsetText::moveRight(BufferView * bv)
1061 {
1062         if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
1063                 return moveLeftIntern(bv, false, true, false);
1064         else
1065                 return moveRightIntern(bv, true, true, false);
1066 }
1067
1068
1069 DispatchResult InsetText::moveLeft(BufferView * bv)
1070 {
1071         if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
1072                 return moveRightIntern(bv, true, true, false);
1073         else
1074                 return moveLeftIntern(bv, false, true, false);
1075 }
1076
1077
1078 DispatchResult
1079 InsetText::moveRightIntern(BufferView * bv, bool front,
1080                            bool activate_inset, bool selecting)
1081 {
1082         ParagraphList::iterator c_par = cpar();
1083
1084         if (boost::next(c_par) == paragraphs.end() && cpos() >= c_par->size()) {
1085                 lyxerr << "InsetText: cursor pop 3" << endl;
1086                 bv->cursor().pop();
1087                 return DispatchResult(false, FINISHED_RIGHT);
1088         }
1089         if (activate_inset && checkAndActivateInset(bv, front))
1090                 return DispatchResult(true, true);
1091         text_.cursorRight(bv);
1092         if (!selecting)
1093                 text_.clearSelection();
1094         return DispatchResult(true);
1095 }
1096
1097
1098 DispatchResult
1099 InsetText::moveLeftIntern(BufferView * bv, bool front,
1100                           bool activate_inset, bool selecting)
1101 {
1102         if (cpar() == paragraphs.begin() && cpos() <= 0) {
1103                 lyxerr << "InsetText: cursor pop 4" << endl;
1104                 bv->cursor().pop();
1105                 return DispatchResult(false, FINISHED);
1106         }
1107         text_.cursorLeft(bv);
1108         if (!selecting)
1109                 text_.clearSelection();
1110         if (activate_inset && checkAndActivateInset(bv, front))
1111                 return DispatchResult(true, true);
1112         return DispatchResult(true);
1113 }
1114
1115
1116 DispatchResult InsetText::moveUp(BufferView * bv)
1117 {
1118         if (crow() == text_.firstRow()) {
1119                 lyxerr << "InsetText: cursor pop 5" << endl;
1120                 bv->cursor().pop();
1121                 return DispatchResult(false, FINISHED_UP);
1122         }
1123         text_.cursorUp(bv);
1124         text_.clearSelection();
1125         return DispatchResult(true);
1126 }
1127
1128
1129 DispatchResult InsetText::moveDown(BufferView * bv)
1130 {
1131         if (crow() == text_.lastRow()) {
1132                 lyxerr << "InsetText: cursor pop 6" << endl;
1133                 bv->cursor().pop();
1134                 return DispatchResult(false, FINISHED_DOWN);
1135         }
1136         text_.cursorDown(bv);
1137         text_.clearSelection();
1138         return DispatchResult(true);
1139 }
1140
1141
1142 bool InsetText::insertInset(BufferView * bv, InsetOld * inset)
1143 {
1144         if (the_locking_inset) {
1145                 if (the_locking_inset->insetAllowed(inset))
1146                         return the_locking_inset->insertInset(bv, inset);
1147                 return false;
1148         }
1149         inset->setOwner(this);
1150         text_.insertInset(inset);
1151         bv->fitCursor();
1152         updateLocal(bv, true);
1153         return true;
1154 }
1155
1156
1157 bool InsetText::insetAllowed(InsetOld::Code code) const
1158 {
1159         // in_insetAllowed is a really gross hack,
1160         // to allow us to call the owner's insetAllowed
1161         // without stack overflow, which can happen
1162         // when the owner uses InsetCollapsable::insetAllowed()
1163         bool ret = true;
1164         if (in_insetAllowed)
1165                 return ret;
1166         in_insetAllowed = true;
1167         if (the_locking_inset)
1168                 ret = the_locking_inset->insetAllowed(code);
1169         else if (owner())
1170                 ret = owner()->insetAllowed(code);
1171         in_insetAllowed = false;
1172         return ret;
1173 }
1174
1175
1176 UpdatableInset * InsetText::getLockingInset() const
1177 {
1178         return the_locking_inset ? the_locking_inset->getLockingInset() :
1179                 const_cast<InsetText *>(this);
1180 }
1181
1182
1183 UpdatableInset * InsetText::getFirstLockingInsetOfType(InsetOld::Code c)
1184 {
1185         if (c == lyxCode())
1186                 return this;
1187         if (the_locking_inset)
1188                 return the_locking_inset->getFirstLockingInsetOfType(c);
1189         return 0;
1190 }
1191
1192
1193 bool InsetText::showInsetDialog(BufferView * bv) const
1194 {
1195         if (the_locking_inset)
1196                 return the_locking_inset->showInsetDialog(bv);
1197         return false;
1198 }
1199
1200
1201 void InsetText::getLabelList(Buffer const & buffer,
1202                              std::vector<string> & list) const
1203 {
1204         ParagraphList::const_iterator pit = paragraphs.begin();
1205         ParagraphList::const_iterator pend = paragraphs.end();
1206         for (; pit != pend; ++pit) {
1207                 InsetList::const_iterator beg = pit->insetlist.begin();
1208                 InsetList::const_iterator end = pit->insetlist.end();
1209                 for (; beg != end; ++beg)
1210                         beg->inset->getLabelList(buffer, list);
1211         }
1212 }
1213
1214
1215 void InsetText::setFont(BufferView * bv, LyXFont const & font, bool toggleall,
1216                         bool selectall)
1217 {
1218         if (the_locking_inset) {
1219                 the_locking_inset->setFont(bv, font, toggleall, selectall);
1220                 return;
1221         }
1222
1223         if ((paragraphs.size() == 1 && paragraphs.begin()->empty())
1224             || cpar()->empty()) {
1225                 text_.setFont(font, toggleall);
1226                 return;
1227         }
1228
1229         if (text_.selection.set())
1230                 text_.recUndo(text_.cursor.par());
1231
1232         if (selectall) {
1233                 text_.cursorTop();
1234                 text_.selection.cursor = text_.cursor;
1235                 text_.cursorBottom();
1236                 text_.setSelection();
1237         }
1238
1239         text_.toggleFree(font, toggleall);
1240
1241         if (selectall)
1242                 text_.clearSelection();
1243
1244         bv->fitCursor();
1245         updateLocal(bv, true);
1246 }
1247
1248
1249 bool InsetText::checkAndActivateInset(BufferView * bv, bool front)
1250 {
1251         if (cpos() == cpar()->size())
1252                 return false;
1253         InsetOld * inset = cpar()->getInset(cpos());
1254         if (!isHighlyEditableInset(inset))
1255                 return false;
1256         inset->edit(bv, front);
1257         if (!the_locking_inset)
1258                 return false;
1259         updateLocal(bv, false);
1260         return true;
1261 }
1262
1263
1264 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y)
1265 {
1266         int dummyx = x;
1267         int dummyy = y + dim_.asc;
1268         InsetOld * inset = getLyXText(bv)->checkInsetHit(dummyx, dummyy);
1269         if (!inset)
1270                 return false;
1271         if (!isHighlyEditableInset(inset))
1272                 return false;
1273         if (x < 0)
1274                 x = dim_.wid;
1275         if (y < 0)
1276                 y = dim_.des;
1277         inset_x = cx() - top_x;
1278         inset_y = cy();
1279         inset->edit(bv, x - inset_x, y - inset_y);
1280         if (!the_locking_inset)
1281                 return false;
1282         updateLocal(bv, false);
1283         return true;
1284 }
1285
1286
1287 void InsetText::markNew(bool track_changes)
1288 {
1289         ParagraphList::iterator pit = paragraphs.begin();
1290         ParagraphList::iterator end = paragraphs.end();
1291         for (; pit != end; ++pit) {
1292                 if (track_changes) {
1293                         pit->trackChanges();
1294                 } else {
1295                         // no-op when not tracking
1296                         pit->cleanChanges();
1297                 }
1298         }
1299 }
1300
1301
1302 void InsetText::setText(string const & data, LyXFont const & font)
1303 {
1304         clear(false);
1305         for (unsigned int i = 0; i < data.length(); ++i)
1306                 paragraphs.begin()->insertChar(i, data[i], font);
1307 }
1308
1309
1310 void InsetText::setAutoBreakRows(bool flag)
1311 {
1312         if (flag != autoBreakRows_) {
1313                 autoBreakRows_ = flag;
1314                 if (!flag)
1315                         removeNewlines();
1316         }
1317 }
1318
1319
1320 void InsetText::setDrawFrame(DrawFrame how)
1321 {
1322         drawFrame_ = how;
1323 }
1324
1325
1326 LColor_color InsetText::frameColor() const
1327 {
1328         return LColor::color(frame_color_);
1329 }
1330
1331
1332 void InsetText::setFrameColor(LColor_color col)
1333 {
1334         frame_color_ = col;
1335 }
1336
1337
1338 int InsetText::cx() const
1339 {
1340         int x = text_.cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1341         if (the_locking_inset) {
1342                 LyXFont font = text_.getFont(text_.cursorPar(), text_.cursor.pos());
1343                 if (font.isVisibleRightToLeft())
1344                         x -= the_locking_inset->width();
1345         }
1346         return x;
1347 }
1348
1349
1350 int InsetText::cy() const
1351 {
1352         return text_.cursor.y() - dim_.asc + TEXT_TO_INSET_OFFSET;
1353 }
1354
1355
1356 pos_type InsetText::cpos() const
1357 {
1358         return text_.cursor.pos();
1359 }
1360
1361
1362 ParagraphList::iterator InsetText::cpar() const
1363 {
1364         return text_.cursorPar();
1365 }
1366
1367
1368 bool InsetText::cboundary() const
1369 {
1370         return text_.cursor.boundary();
1371 }
1372
1373
1374 RowList::iterator InsetText::crow() const
1375 {
1376         return cpar()->getRow(cpos());
1377 }
1378
1379
1380 LyXText * InsetText::getLyXText(BufferView const * bv,
1381                                 bool const recursive) const
1382 {
1383         setViewCache(bv);
1384         if (recursive && the_locking_inset)
1385                 return the_locking_inset->getLyXText(bv, true);
1386         return &text_;
1387 }
1388
1389
1390 void InsetText::setViewCache(BufferView const * bv) const
1391 {
1392         if (bv) {
1393                 if (bv != text_.bv_owner) {
1394                         //lyxerr << "setting view cache from "
1395                         //      << text_.bv_owner << " to " << bv << "\n";
1396                         text_.init(const_cast<BufferView *>(bv));
1397                 }
1398                 text_.bv_owner = const_cast<BufferView *>(bv);
1399         }
1400 }
1401
1402
1403 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1404 {
1405         if (recursive) {
1406                 /// then remove all LyXText in text-insets
1407                 for_each(const_cast<ParagraphList&>(paragraphs).begin(),
1408                          const_cast<ParagraphList&>(paragraphs).end(),
1409                          boost::bind(&Paragraph::deleteInsetsLyXText, _1, bv));
1410         }
1411 }
1412
1413
1414 void InsetText::removeNewlines()
1415 {
1416         ParagraphList::iterator it = paragraphs.begin();
1417         ParagraphList::iterator end = paragraphs.end();
1418         for (; it != end; ++it)
1419                 for (int i = 0; i < it->size(); ++i)
1420                         if (it->isNewline(i))
1421                                 it->erase(i);
1422 }
1423
1424
1425 int InsetText::scroll(bool recursive) const
1426 {
1427         int sx = UpdatableInset::scroll(false);
1428
1429         if (recursive && the_locking_inset)
1430                 sx += the_locking_inset->scroll(recursive);
1431
1432         return sx;
1433 }
1434
1435
1436 void InsetText::clearSelection(BufferView *)
1437 {
1438         text_.clearSelection();
1439 }
1440
1441
1442 void InsetText::clearInset(BufferView * bv, int start_x, int baseline) const
1443 {
1444         Painter & pain = bv->painter();
1445         int w = dim_.wid;
1446         int h = dim_.asc + dim_.des;
1447         int ty = baseline - dim_.asc;
1448
1449         if (ty < 0) {
1450                 h += ty;
1451                 ty = 0;
1452         }
1453         if (ty + h > pain.paperHeight())
1454                 h = pain.paperHeight();
1455         if (top_x + w > pain.paperWidth())
1456                 w = pain.paperWidth();
1457         pain.fillRectangle(start_x + 1, ty + 1, w - 3, h - 1, backgroundColor());
1458 }
1459
1460
1461 ParagraphList * InsetText::getParagraphs(int i) const
1462 {
1463         return (i == 0) ? const_cast<ParagraphList*>(&paragraphs) : 0;
1464 }
1465
1466
1467 LyXText * InsetText::getText(int i) const
1468 {
1469         return (i == 0) ? const_cast<LyXText*>(&text_) : 0;
1470 }
1471
1472
1473 LyXCursor const & InsetText::cursor(BufferView * bv) const
1474 {
1475         if (the_locking_inset)
1476                 return the_locking_inset->cursor(bv);
1477         return getLyXText(bv)->cursor;
1478 }
1479
1480
1481 bool InsetText::checkInsertChar(LyXFont & font)
1482 {
1483         return owner() ? owner()->checkInsertChar(font) : true;
1484 }
1485
1486
1487 void InsetText::collapseParagraphs(BufferView * bv)
1488 {
1489         while (paragraphs.size() > 1) {
1490                 ParagraphList::iterator const first = paragraphs.begin();
1491                 ParagraphList::iterator second = first;
1492                 advance(second, 1);
1493                 size_t const first_par_size = first->size();
1494
1495                 if (!first->empty() &&
1496                     !second->empty() &&
1497                     !first->isSeparator(first_par_size - 1)) {
1498                         first->insertChar(first_par_size, ' ');
1499                 }
1500
1501 #warning probably broken
1502                 if (text_.selection.set()) {
1503                         if (text_.selection.start.par() == 1) {
1504                                 text_.selection.start.par(1);
1505                                 text_.selection.start.pos(text_.selection.start.pos() + first_par_size);
1506                         }
1507                         if (text_.selection.end.par() == 2) {
1508                                 text_.selection.end.par(1);
1509                                 text_.selection.end.pos(text_.selection.end.pos() + first_par_size);
1510                         }
1511                 }
1512
1513                 mergeParagraph(bv->buffer()->params(), paragraphs, first);
1514         }
1515 }
1516
1517
1518 void InsetText::getDrawFont(LyXFont & font) const
1519 {
1520         if (!owner())
1521                 return;
1522         owner()->getDrawFont(font);
1523 }
1524
1525
1526 void InsetText::appendParagraphs(Buffer * buffer, ParagraphList & plist)
1527 {
1528 #warning FIXME Check if Changes stuff needs changing here. (Lgb)
1529 // And it probably does. You have to take a look at this John. (Lgb)
1530 #warning John, have a look here. (Lgb)
1531         ParagraphList::iterator pit = plist.begin();
1532         ParagraphList::iterator ins = paragraphs.insert(paragraphs.end(), *pit);
1533         ++pit;
1534         mergeParagraph(buffer->params(), paragraphs, boost::prior(ins));
1535
1536         ParagraphList::iterator pend = plist.end();
1537         for (; pit != pend; ++pit)
1538                 paragraphs.push_back(*pit);
1539 }
1540
1541
1542 void InsetText::addPreview(PreviewLoader & loader) const
1543 {
1544         ParagraphList::const_iterator pit = paragraphs.begin();
1545         ParagraphList::const_iterator pend = paragraphs.end();
1546
1547         for (; pit != pend; ++pit) {
1548                 InsetList::const_iterator it  = pit->insetlist.begin();
1549                 InsetList::const_iterator end = pit->insetlist.end();
1550                 for (; it != end; ++it)
1551                         it->inset->addPreview(loader);
1552         }
1553 }