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 "lyxtext.h"
  32 #include "metricsinfo.h"
  33 #include "output_docbook.h"
  34 #include "output_latex.h"
  35 #include "output_linuxdoc.h"
  36 #include "output_plaintext.h"
  37 #include "paragraph.h"
  38 #include "paragraph_funcs.h"
  39 #include "ParagraphParameters.h"
  40 #include "rowpainter.h"
  41 #include "sgml.h"
  42 #include "texrow.h"
  43 #include "undo.h"
  44
  45 #include "frontends/Alert.h"
  46 #include "frontends/font_metrics.h"
  47 #include "frontends/LyXView.h"
  48 #include "frontends/Painter.h"
  49
  50 #include "support/lyxalgo.h" // lyx::count
  51
  52 #include <boost/bind.hpp>
  53
  54 using bv_funcs::replaceSelection;
  55
  56 using lyx::pos_type;
  57
  58 using lyx::graphics::PreviewLoader;
  59
  60 using lyx::support::isStrUnsignedInt;
  61 using lyx::support::strToUnsignedInt;
  62
  63 using std::endl;
  64 using std::for_each;
  65 using std::max;
  66 using std::string;
  67 using std::auto_ptr;
  68 using std::ostream;
  69 using std::vector;
  70
  71
  72 InsetText::InsetText(BufferParams const & bp)
  73         : UpdatableInset(),
  74           paragraphs(1),
  75           autoBreakRows_(false),
  76           drawFrame_(NEVER),
  77           frame_color_(LColor::insetframe),
  78           text_(0, this, true, paragraphs)
  79 {
  80         textwidth_ = 0; // broken
  81         paragraphs.begin()->layout(bp.getLyXTextClass().defaultLayout());
  82         if (bp.tracking_changes)
  83                 paragraphs.begin()->trackChanges();
  84         init();
  85 }
  86
  87
  88 InsetText::InsetText(InsetText const & in)
  89         : UpdatableInset(in),
  90           text_(in.text_.bv_owner, this, true, paragraphs)
  91 {
  92         // this is ugly...
  93         operator=(in);
  94 }
  95
  96
  97 void InsetText::operator=(InsetText const & in)
  98 {
  99         UpdatableInset::operator=(in);
 100         paragraphs = in.paragraphs;
 101         autoBreakRows_ = in.autoBreakRows_;
 102         drawFrame_ = in.drawFrame_;
 103         frame_color_ = in.frame_color_;
 104         textwidth_ = in.textwidth_;
 105         text_ = LyXText(in.text_.bv_owner, this, true, paragraphs);
 106         init();
 107 }
 108
 109
 110 void InsetText::init()
 111 {
 112         ParagraphList::iterator pit = paragraphs.begin();
 113         ParagraphList::iterator end = paragraphs.end();
 114         for (; pit != end; ++pit)
 115                 pit->setInsetOwner(this);
 116         text_.paragraphs_ = &paragraphs;
 117         no_selection = true;
 118         old_par = -1;
 119         in_insetAllowed = false;
 120         mouse_x = 0;
 121         mouse_y = 0;
 122 }
 123
 124
 125 void InsetText::clear(bool just_mark_erased)
 126 {
 127         if (just_mark_erased) {
 128                 ParagraphList::iterator it = paragraphs.begin();
 129                 ParagraphList::iterator end = paragraphs.end();
 130                 for (; it != end; ++it)
 131                         it->markErased();
 132                 return;
 133         }
 134
 135         // This is a gross hack...
 136         LyXLayout_ptr old_layout = paragraphs.begin()->layout();
 137
 138         paragraphs.clear();
 139         paragraphs.push_back(Paragraph());
 140         paragraphs.begin()->setInsetOwner(this);
 141         paragraphs.begin()->layout(old_layout);
 142 }
 143
 144
 145 auto_ptr<InsetBase> InsetText::clone() const
 146 {
 147         return auto_ptr<InsetBase>(new InsetText(*this));
 148 }
 149
 150
 151 void InsetText::write(Buffer const & buf, ostream & os) const
 152 {
 153         os << "Text\n";
 154         writeParagraphData(buf, os);
 155 }
 156
 157
 158 void InsetText::writeParagraphData(Buffer const & buf, ostream & os) const
 159 {
 160         ParagraphList::const_iterator it = paragraphs.begin();
 161         ParagraphList::const_iterator end = paragraphs.end();
 162         Paragraph::depth_type dth = 0;
 163         for (; it != end; ++it) {
 164                 it->write(buf, os, buf.params(), dth);
 165         }
 166 }
 167
 168
 169 void InsetText::read(Buffer const & buf, LyXLex & lex)
 170 {
 171         string token;
 172         Paragraph::depth_type depth = 0;
 173
 174         clear(false);
 175
 176 #warning John, look here. Doesnt make much sense.
 177         if (buf.params().tracking_changes)
 178                 paragraphs.begin()->trackChanges();
 179
 180         // delete the initial paragraph
 181         Paragraph oldpar = *paragraphs.begin();
 182         paragraphs.clear();
 183         ParagraphList::iterator pit = paragraphs.begin();
 184
 185         while (lex.isOK()) {
 186                 lex.nextToken();
 187                 token = lex.getString();
 188                 if (token.empty())
 189                         continue;
 190                 if (token == "\\end_inset") {
 191                         break;
 192                 }
 193
 194                 if (token == "\\end_document") {
 195                         lex.printError("\\end_document read in inset! Error in document!");
 196                         return;
 197                 }
 198
 199                 // FIXME: ugly.
 200                 const_cast<Buffer&>(buf).readParagraph(lex, token, paragraphs, pit, depth);
 201         }
 202
 203         pit = paragraphs.begin();
 204         ParagraphList::iterator const end = paragraphs.end();
 205         for (; pit != end; ++pit)
 206                 pit->setInsetOwner(this);
 207
 208         if (token != "\\end_inset") {
 209                 lex.printError("Missing \\end_inset at this point. "
 210                                            "Read: `$$Token'");
 211         }
 212
 213         // sanity check
 214         // ensure we have at least one par.
 215         if (paragraphs.empty())
 216                 paragraphs.push_back(oldpar);
 217 }
 218
 219
 220 void InsetText::metrics(MetricsInfo & mi, Dimension & dim) const
 221 {
 222         //lyxerr << "InsetText::metrics: width: " << mi.base.textwidth << endl;
 223         textwidth_ = max(40, mi.base.textwidth - 30);
 224         BufferView * bv = mi.base.bv;
 225         setViewCache(bv);
 226         text_.metrics(mi, dim);
 227         dim.asc += TEXT_TO_INSET_OFFSET;
 228         dim.des += TEXT_TO_INSET_OFFSET;
 229         dim.wid += 2 * TEXT_TO_INSET_OFFSET;
 230         dim_ = dim;
 231 }
 232
 233
 234 int InsetText::textWidth() const
 235 {
 236         return textwidth_;
 237 }
 238
 239
 240 void InsetText::draw(PainterInfo & pi, int x, int y) const
 241 {
 242         // update our idea of where we are. Clearly, we should
 243         // not have to know this information.
 244         xo_ = x;
 245         yo_ = y;
 246
 247         int const start_x = x;
 248
 249         BufferView * bv = pi.base.bv;
 250         Painter & pain = pi.pain;
 251
 252         // repaint the background if needed
 253         if (backgroundColor() != LColor::background)
 254                 clearInset(bv, start_x + TEXT_TO_INSET_OFFSET, y);
 255
 256         bv->hideCursor();
 257
 258         if (!owner())
 259                 x += scroll();
 260
 261         x += TEXT_TO_INSET_OFFSET;
 262
 263         paintTextInset(*bv, text_, x, y);
 264
 265         if (drawFrame_ == ALWAYS || drawFrame_ == LOCKED)
 266                 drawFrame(pain, start_x);
 267 }
 268
 269
 270 void InsetText::drawFrame(Painter & pain, int x) const
 271 {
 272         int const ttoD2 = TEXT_TO_INSET_OFFSET / 2;
 273         int const frame_x = x + ttoD2;
 274         int const frame_y = yo_ - dim_.asc + ttoD2;
 275         int const frame_w = dim_.wid - TEXT_TO_INSET_OFFSET;
 276         int const frame_h = dim_.asc + dim_.des - TEXT_TO_INSET_OFFSET;
 277         pain.rectangle(frame_x, frame_y, frame_w, frame_h, frameColor());
 278 }
 279
 280
 281 void InsetText::updateLocal(BufferView * bv, bool /*mark_dirty*/)
 282 {
 283         if (!bv)
 284                 return;
 285
 286         if (!autoBreakRows_ && paragraphs.size() > 1)
 287                 collapseParagraphs(bv);
 288
 289         if (!text_.selection.set())
 290                 text_.selection.cursor = text_.cursor;
 291
 292 //      bv->fitCursor();
 293         bv->owner()->view_state_changed();
 294         bv->owner()->updateMenubar();
 295         bv->owner()->updateToolbar();
 296         if (old_par != text_.cursor.par()) {
 297                 bv->owner()->setLayout(cpar()->layout()->name());
 298                 old_par = text_.cursor.par();
 299         }
 300 }
 301
 302
 303 string const InsetText::editMessage() const
 304 {
 305         return _("Opened Text Inset");
 306 }
 307
 308
 309 void InsetText::sanitizeEmptyText(BufferView * bv)
 310 {
 311         if (paragraphs.size() == 1
 312                         && paragraphs.begin()->empty()
 313                         && bv->getParentLanguage(this) != text_.current_font.language()) {
 314                 LyXFont font(LyXFont::ALL_IGNORE);
 315                 font.setLanguage(bv->getParentLanguage(this));
 316                 setFont(bv, font, false);
 317         }
 318 }
 319
 320
 321 extern LCursor theTempCursor;
 322
 323 void InsetText::lfunMousePress(FuncRequest const & cmd)
 324 {
 325         lyxerr << "InsetText::lfunMousePress, inset: " << this << endl;
 326         no_selection = true;
 327
 328         // use this to check mouse motion for selection
 329         mouse_x = cmd.x;
 330         mouse_y = cmd.y;
 331
 332         BufferView * bv = cmd.view();
 333         no_selection = false;
 334         text_.clearSelection();
 335
 336         // set global cursor
 337         bv->cursor() = theTempCursor;
 338         lyxerr << "new global cursor: \n" << bv->cursor() << endl;
 339         text_.setCursorFromCoordinates(cmd.x, cmd.y);
 340 }
 341
 342
 343 void InsetText::lfunMouseMotion(FuncRequest const & cmd)
 344 {
 345         lyxerr << "InsetText::lfunMouseMotion, inset: " << this << endl;
 346         if (no_selection || (mouse_x == cmd.x && mouse_y == cmd.y))
 347                 return;
 348
 349         BufferView * bv = cmd.view();
 350         LyXCursor cur = text_.cursor;
 351         text_.setCursorFromCoordinates(cmd.x, cmd.y + dim_.asc);
 352         bv->x_target(text_.cursor.x());
 353         if (cur != text_.cursor) {
 354                 text_.setSelection();
 355                 updateLocal(bv, false);
 356         }
 357 }
 358
 359
 360 void InsetText::lfunMouseRelease(FuncRequest const &)
 361 {
 362         lyxerr << "InsetText::lfunMouseRelease, inset: " << this << endl;
 363         no_selection = true;
 364 }
 365
 366
 367 void InsetText::edit(BufferView * bv, bool left)
 368 {
 369         lyxerr << "InsetText: edit left/right" << endl;
 370         setViewCache(bv);
 371
 372         old_par = -1;
 373
 374         if (left)
 375                 text_.setCursorIntern(0, 0);
 376         else
 377                 text_.setCursor(paragraphs.size() - 1, paragraphs.back().size());
 378
 379         sanitizeEmptyText(bv);
 380         updateLocal(bv, false);
 381         bv->updateParagraphDialog();
 382 }
 383
 384
 385 void InsetText::edit(BufferView * bv, int x, int y)
 386 {
 387         lyxerr << "InsetText::edit xy" << endl;
 388         old_par = -1;
 389         sanitizeEmptyText(bv);
 390         text_.setCursorFromCoordinates(x, y + dim_.asc);
 391         text_.cursor.x(text_.cursor.x());
 392         bv->x_target(text_.cursor.x());
 393
 394         text_.clearSelection();
 395         finishUndo();
 396
 397         updateLocal(bv, false);
 398         bv->updateParagraphDialog();
 399 }
 400
 401
 402 DispatchResult InsetText::priv_dispatch(FuncRequest const & cmd,
 403         idx_type &, pos_type &)
 404 {
 405         lyxerr << "InsetText::priv_dispatch (begin), act: "
 406                 << cmd.action << " " << endl;
 407         BufferView * bv = cmd.view();
 408         setViewCache(bv);
 409         DispatchResult result;
 410         result.dispatched(true);
 411
 412         bool was_empty = paragraphs.begin()->empty() && paragraphs.size() == 1;
 413         if (cmd.action != LFUN_MOUSE_PRESS
 414                         && cmd.action != LFUN_MOUSE_MOTION
 415                         && cmd.action != LFUN_MOUSE_RELEASE)
 416                 no_selection = false;
 417
 418         switch (cmd.action) {
 419         case LFUN_MOUSE_PRESS:
 420                 lfunMousePress(cmd);
 421                 result = DispatchResult(true, true);
 422                 break;
 423
 424         case LFUN_MOUSE_MOTION:
 425                 lfunMouseMotion(cmd);
 426                 result = DispatchResult(true, true);
 427                 break;
 428
 429         case LFUN_MOUSE_RELEASE:
 430                 lfunMouseRelease(cmd);
 431                 result = DispatchResult(true, true);
 432                 break;
 433
 434         case LFUN_SELFINSERT:
 435                 if (bv->buffer()->isReadonly()) {
 436                         // setErrorMessage(N_("Document is read only"));
 437                         break;
 438                 }
 439                 if (!cmd.argument.empty()) {
 440                         /* Automatically delete the currently selected
 441                          * text and replace it with what is being
 442                          * typed in now. Depends on lyxrc settings
 443                          * "auto_region_delete", which defaults to
 444                          * true (on). */
 445 #if 0
 446                         // This should not be needed here and is also WRONG!
 447                         recordUndo(bv, Undo::INSERT, text_.cursorPar());
 448 #endif
 449                         bv->switchKeyMap();
 450
 451                         if (lyxrc.auto_region_delete && text_.selection.set())
 452                                 text_.cutSelection(false, false);
 453                         text_.clearSelection();
 454
 455                         for (string::size_type i = 0; i < cmd.argument.length(); ++i)
 456                                 bv->owner()->getIntl().getTransManager().
 457                                         TranslateAndInsert(cmd.argument[i], &text_);
 458                 }
 459                 text_.selection.cursor = text_.cursor;
 460                 result.dispatched(true);
 461                 result.update(true);
 462                 break;
 463
 464         case LFUN_RIGHT:
 465                 result = moveRight(bv);
 466                 finishUndo();
 467                 break;
 468
 469         case LFUN_LEFT:
 470                 finishUndo();
 471                 result = moveLeft(bv);
 472                 break;
 473
 474         case LFUN_DOWN:
 475                 finishUndo();
 476                 result = moveDown(bv);
 477                 break;
 478
 479         case LFUN_UP:
 480                 finishUndo();
 481                 result = moveUp(bv);
 482                 break;
 483
 484         case LFUN_PRIOR:
 485                 if (crow() == text_.firstRow()) {
 486                         result.val(FINISHED_UP);
 487                 } else {
 488                         text_.cursorPrevious();
 489                         text_.clearSelection();
 490                         result.dispatched(true);
 491                 }
 492                 break;
 493
 494         case LFUN_NEXT:
 495                 if (crow() == text_.lastRow()) {
 496                         result.val(FINISHED_DOWN);
 497                 } else {
 498                         text_.cursorNext();
 499                         text_.clearSelection();
 500                         result.dispatched(true);
 501                 }
 502                 break;
 503
 504         case LFUN_BACKSPACE:
 505                 if (text_.selection.set())
 506                         text_.cutSelection(true, false);
 507                 else
 508                         text_.backspace();
 509 #warning should be also set dispatched here?
 510                 result.update(true);
 511                 break;
 512
 513         case LFUN_DELETE:
 514                 if (text_.selection.set())
 515                         text_.cutSelection(true, false);
 516                 else
 517                         text_.Delete();
 518 #warning should be also set dispatched here?
 519                 result.update(true);
 520                 break;
 521
 522         case LFUN_PASTE:
 523                 if (!autoBreakRows_) {
 524                         if (CutAndPaste::nrOfParagraphs() > 1) {
 525 #ifdef WITH_WARNINGS
 526 #warning FIXME horrendously bad UI
 527 #endif
 528                                 Alert::error(_("Paste failed"),
 529                                         _("Cannot include more than one paragraph."));
 530                         }
 531                 } else {
 532                         replaceSelection(bv->getLyXText());
 533                         size_t sel_index = 0;
 534                         string const & arg = cmd.argument;
 535                         if (isStrUnsignedInt(arg)) {
 536 #warning FIXME Check if the arg is in the domain of available selections.
 537                                 sel_index = strToUnsignedInt(arg);
 538                         }
 539                         text_.pasteSelection(sel_index);
 540                         // bug 393
 541                         text_.clearSelection();
 542 #warning should be also set dispatched here?
 543                         result.update(true);
 544                 }
 545                 break;
 546
 547         case LFUN_BREAKPARAGRAPH:
 548                 if (!autoBreakRows_) {
 549                         result.dispatched(true);
 550                         result.update(true);
 551                 } else {
 552                         replaceSelection(bv->getLyXText());
 553                         text_.breakParagraph(paragraphs, 0);
 554 #warning should be also set dispatched here?
 555                         result.update(true);
 556                 }
 557                 break;
 558
 559         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 560                 if (!autoBreakRows_) {
 561                         result.dispatched(true);
 562                         result.update(true);
 563                 } else {
 564                         replaceSelection(bv->getLyXText());
 565                         text_.breakParagraph(paragraphs, 1);
 566 #warning should be also set dispatched here?
 567                         result.update(true);
 568                 }
 569                 break;
 570
 571         case LFUN_BREAKLINE: {
 572                 if (!autoBreakRows_) {
 573                         result.dispatched(true);
 574                         result.update(true);
 575                 } else {
 576                         replaceSelection(bv->getLyXText());
 577                         auto_ptr<InsetNewline> ins(new InsetNewline);
 578                         text_.insertInset(ins.release());
 579 #warning should be also set dispatched here?
 580                         result.update(true);
 581                 }
 582                 break;
 583         }
 584
 585         case LFUN_LAYOUT:
 586                 // do not set layouts on non breakable textinsets
 587                 if (autoBreakRows_) {
 588                         string cur_layout = cpar()->layout()->name();
 589
 590                         // Derive layout number from given argument (string)
 591                         // and current buffer's textclass (number).
 592                         LyXTextClass const & tclass =
 593                                 bv->buffer()->params().getLyXTextClass();
 594                         string layout = cmd.argument;
 595                         bool hasLayout = tclass.hasLayout(layout);
 596
 597                         // If the entry is obsolete, use the new one instead.
 598                         if (hasLayout) {
 599                                 string const & obs = tclass[layout]->obsoleted_by();
 600                                 if (!obs.empty())
 601                                         layout = obs;
 602                         }
 603
 604                         // see if we found the layout number:
 605                         if (!hasLayout) {
 606                                 FuncRequest lf(LFUN_MESSAGE, N_("Layout ") + cmd.argument + N_(" not known"));
 607                                 bv->owner()->dispatch(lf);
 608                                 break;
 609                         }
 610
 611                         if (cur_layout != layout) {
 612                                 cur_layout = layout;
 613                                 text_.setLayout(layout);
 614                                 bv->owner()->setLayout(cpar()->layout()->name());
 615 #warning should be also set dispatched here?
 616                                 result.update(true);
 617                         }
 618                 } else {
 619                         // reset the layout box
 620                         bv->owner()->setLayout(cpar()->layout()->name());
 621                 }
 622                 break;
 623
 624         default:
 625                 result = text_.dispatch(cmd);
 626                 break;
 627         }
 628
 629         /// If the action has deleted all text in the inset, we need to change the
 630         // language to the language of the surronding text.
 631         if (!was_empty && paragraphs.begin()->empty() &&
 632             paragraphs.size() == 1) {
 633                 LyXFont font(LyXFont::ALL_IGNORE);
 634                 font.setLanguage(bv->getParentLanguage(this));
 635                 setFont(bv, font, false);
 636         }
 637
 638         lyxerr << "InsetText::priv_dispatch (end)" << endl;
 639         return result;
 640 }
 641
 642
 643 int InsetText::latex(Buffer const & buf, ostream & os,
 644                      OutputParams const & runparams) const
 645 {
 646         TexRow texrow;
 647         latexParagraphs(buf, paragraphs, os, texrow, runparams);
 648         return texrow.rows();
 649 }
 650
 651
 652 int InsetText::plaintext(Buffer const & buf, ostream & os,
 653                      OutputParams const & runparams) const
 654 {
 655         ParagraphList::const_iterator beg = paragraphs.begin();
 656         ParagraphList::const_iterator end = paragraphs.end();
 657         ParagraphList::const_iterator it = beg;
 658         for (; it != end; ++it)
 659                 asciiParagraph(buf, *it, os, runparams, it == beg);
 660
 661         //FIXME: Give the total numbers of lines
 662         return 0;
 663 }
 664
 665
 666 int InsetText::linuxdoc(Buffer const & buf, ostream & os,
 667                         OutputParams const & runparams) const
 668 {
 669         linuxdocParagraphs(buf, paragraphs, os, runparams);
 670         return 0;
 671 }
 672
 673
 674 int InsetText::docbook(Buffer const & buf, ostream & os,
 675                        OutputParams const & runparams) const
 676 {
 677         docbookParagraphs(buf, paragraphs, os, runparams);
 678         return 0;
 679 }
 680
 681
 682 void InsetText::validate(LaTeXFeatures & features) const
 683 {
 684         for_each(paragraphs.begin(), paragraphs.end(),
 685                  boost::bind(&Paragraph::validate, _1, boost::ref(features)));
 686 }
 687
 688
 689 void InsetText::getCursorPos(BufferView *, int & x, int & y) const
 690 {
 691         x = cx() - xo_;
 692         y = cy();
 693 }
 694
 695
 696 int InsetText::insetInInsetY() const
 697 {
 698         return 0;
 699 }
 700
 701
 702 DispatchResult InsetText::moveRight(BufferView * bv)
 703 {
 704         if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 705                 return moveLeftIntern(bv, false, true, false);
 706         else
 707                 return moveRightIntern(bv, true, true, false);
 708 }
 709
 710
 711 DispatchResult InsetText::moveLeft(BufferView * bv)
 712 {
 713         if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
 714                 return moveRightIntern(bv, true, true, false);
 715         else
 716                 return moveLeftIntern(bv, false, true, false);
 717 }
 718
 719
 720 DispatchResult InsetText::moveRightIntern(BufferView * bv, bool front,
 721                            bool activate_inset, bool selecting)
 722 {
 723         ParagraphList::iterator c_par = cpar();
 724         if (boost::next(c_par) == paragraphs.end() && cpos() >= c_par->size())
 725                 return DispatchResult(false, FINISHED_RIGHT);
 726         if (activate_inset && checkAndActivateInset(bv, front))
 727                 return DispatchResult(true, true);
 728         text_.cursorRight(bv);
 729         if (!selecting)
 730                 text_.clearSelection();
 731         return DispatchResult(true);
 732 }
 733
 734
 735 DispatchResult InsetText::moveLeftIntern(BufferView * bv, bool front,
 736                           bool activate_inset, bool selecting)
 737 {
 738         if (cpar() == paragraphs.begin() && cpos() <= 0)
 739                 return DispatchResult(false, FINISHED);
 740         text_.cursorLeft(bv);
 741         if (!selecting)
 742                 text_.clearSelection();
 743         if (activate_inset && checkAndActivateInset(bv, front))
 744                 return DispatchResult(true, true);
 745         return DispatchResult(true);
 746 }
 747
 748
 749 DispatchResult InsetText::moveUp(BufferView * bv)
 750 {
 751         if (crow() == text_.firstRow())
 752                 return DispatchResult(false, FINISHED_UP);
 753         text_.cursorUp(bv);
 754         text_.clearSelection();
 755         return DispatchResult(true);
 756 }
 757
 758
 759 DispatchResult InsetText::moveDown(BufferView * bv)
 760 {
 761         if (crow() == text_.lastRow())
 762                 return DispatchResult(false, FINISHED_DOWN);
 763         text_.cursorDown(bv);
 764         text_.clearSelection();
 765         return DispatchResult(true);
 766 }
 767
 768
 769 bool InsetText::insertInset(BufferView * bv, InsetOld * inset)
 770 {
 771         inset->setOwner(this);
 772         text_.insertInset(inset);
 773 //      bv->fitCursor();
 774         updateLocal(bv, true);
 775         return true;
 776 }
 777
 778
 779 bool InsetText::insetAllowed(InsetOld::Code code) const
 780 {
 781         // in_insetAllowed is a really gross hack,
 782         // to allow us to call the owner's insetAllowed
 783         // without stack overflow, which can happen
 784         // when the owner uses InsetCollapsable::insetAllowed()
 785         bool ret = true;
 786         if (in_insetAllowed)
 787                 return ret;
 788         in_insetAllowed = true;
 789         if (owner())
 790                 ret = owner()->insetAllowed(code);
 791         in_insetAllowed = false;
 792         return ret;
 793 }
 794
 795
 796 bool InsetText::showInsetDialog(BufferView *) const
 797 {
 798         return false;
 799 }
 800
 801
 802 void InsetText::getLabelList(Buffer const & buffer,
 803                              std::vector<string> & list) const
 804 {
 805         ParagraphList::const_iterator pit = paragraphs.begin();
 806         ParagraphList::const_iterator pend = paragraphs.end();
 807         for (; pit != pend; ++pit) {
 808                 InsetList::const_iterator beg = pit->insetlist.begin();
 809                 InsetList::const_iterator end = pit->insetlist.end();
 810                 for (; beg != end; ++beg)
 811                         beg->inset->getLabelList(buffer, list);
 812         }
 813 }
 814
 815
 816 void InsetText::setFont(BufferView * bv, LyXFont const & font, bool toggleall,
 817                         bool selectall)
 818 {
 819         if ((paragraphs.size() == 1 && paragraphs.begin()->empty())
 820             || cpar()->empty()) {
 821                 text_.setFont(font, toggleall);
 822                 return;
 823         }
 824
 825         if (text_.selection.set())
 826                 text_.recUndo(text_.cursor.par());
 827
 828         if (selectall) {
 829                 text_.cursorTop();
 830                 text_.selection.cursor = text_.cursor;
 831                 text_.cursorBottom();
 832                 text_.setSelection();
 833         }
 834
 835         text_.toggleFree(font, toggleall);
 836
 837         if (selectall)
 838                 text_.clearSelection();
 839
 840 //      bv->fitCursor();
 841         updateLocal(bv, true);
 842 }
 843
 844
 845 bool InsetText::checkAndActivateInset(BufferView * bv, bool front)
 846 {
 847         if (cpos() == cpar()->size())
 848                 return false;
 849         InsetOld * inset = cpar()->getInset(cpos());
 850         if (!isHighlyEditableInset(inset))
 851                 return false;
 852         inset->edit(bv, front);
 853         updateLocal(bv, false);
 854         return true;
 855 }
 856
 857
 858 void InsetText::markNew(bool track_changes)
 859 {
 860         ParagraphList::iterator pit = paragraphs.begin();
 861         ParagraphList::iterator end = paragraphs.end();
 862         for (; pit != end; ++pit) {
 863                 if (track_changes) {
 864                         pit->trackChanges();
 865                 } else {
 866                         // no-op when not tracking
 867                         pit->cleanChanges();
 868                 }
 869         }
 870 }
 871
 872
 873 void InsetText::setText(string const & data, LyXFont const & font)
 874 {
 875         clear(false);
 876         for (unsigned int i = 0; i < data.length(); ++i)
 877                 paragraphs.begin()->insertChar(i, data[i], font);
 878 }
 879
 880
 881 void InsetText::setAutoBreakRows(bool flag)
 882 {
 883         if (flag != autoBreakRows_) {
 884                 autoBreakRows_ = flag;
 885                 if (!flag)
 886                         removeNewlines();
 887         }
 888 }
 889
 890
 891 void InsetText::setDrawFrame(DrawFrame how)
 892 {
 893         drawFrame_ = how;
 894 }
 895
 896
 897 LColor_color InsetText::frameColor() const
 898 {
 899         return LColor::color(frame_color_);
 900 }
 901
 902
 903 void InsetText::setFrameColor(LColor_color col)
 904 {
 905         frame_color_ = col;
 906 }
 907
 908
 909 int InsetText::cx() const
 910 {
 911         return text_.cursor.x() + xo_ + TEXT_TO_INSET_OFFSET;
 912 }
 913
 914
 915 int InsetText::cy() const
 916 {
 917         return text_.cursor.y() - dim_.asc + TEXT_TO_INSET_OFFSET;
 918 }
 919
 920
 921 pos_type InsetText::cpos() const
 922 {
 923         return text_.cursor.pos();
 924 }
 925
 926
 927 ParagraphList::iterator InsetText::cpar() const
 928 {
 929         return text_.cursorPar();
 930 }
 931
 932
 933 RowList::iterator InsetText::crow() const
 934 {
 935         return cpar()->getRow(cpos());
 936 }
 937
 938
 939 void InsetText::setViewCache(BufferView const * bv) const
 940 {
 941         if (bv) {
 942                 if (bv != text_.bv_owner) {
 943                         //lyxerr << "setting view cache from "
 944                         //      << text_.bv_owner << " to " << bv << "\n";
 945                         text_.init(const_cast<BufferView *>(bv));
 946                 }
 947                 text_.bv_owner = const_cast<BufferView *>(bv);
 948         }
 949 }
 950
 951
 952 void InsetText::deleteLyXText(BufferView * bv) const
 953 {
 954         /// then remove all LyXText in text-insets
 955         for_each(const_cast<ParagraphList&>(paragraphs).begin(),
 956                  const_cast<ParagraphList&>(paragraphs).end(),
 957                  boost::bind(&Paragraph::deleteInsetsLyXText, _1, bv));
 958 }
 959
 960
 961 void InsetText::removeNewlines()
 962 {
 963         ParagraphList::iterator it = paragraphs.begin();
 964         ParagraphList::iterator end = paragraphs.end();
 965         for (; it != end; ++it)
 966                 for (int i = 0; i < it->size(); ++i)
 967                         if (it->isNewline(i))
 968                                 it->erase(i);
 969 }
 970
 971
 972 int InsetText::scroll(bool /*recursive*/) const
 973 {
 974         return UpdatableInset::scroll(false);
 975 }
 976
 977
 978 void InsetText::clearSelection(BufferView *)
 979 {
 980         text_.clearSelection();
 981 }
 982
 983
 984 void InsetText::clearInset(BufferView * bv, int start_x, int baseline) const
 985 {
 986         Painter & pain = bv->painter();
 987         int w = dim_.wid;
 988         int h = dim_.asc + dim_.des;
 989         int ty = baseline - dim_.asc;
 990
 991         if (ty < 0) {
 992                 h += ty;
 993                 ty = 0;
 994         }
 995         if (ty + h > pain.paperHeight())
 996                 h = pain.paperHeight();
 997         if (xo_ + w > pain.paperWidth())
 998                 w = pain.paperWidth();
 999         pain.fillRectangle(start_x + 1, ty + 1, w - 3, h - 1, backgroundColor());
1000 }
1001
1002
1003 ParagraphList * InsetText::getParagraphs(int i) const
1004 {
1005         return (i == 0) ? const_cast<ParagraphList*>(&paragraphs) : 0;
1006 }
1007
1008
1009 LyXText * InsetText::getText(int i) const
1010 {
1011         return (i == 0) ? const_cast<LyXText*>(&text_) : 0;
1012 }
1013
1014
1015 bool InsetText::checkInsertChar(LyXFont & font)
1016 {
1017         return owner() ? owner()->checkInsertChar(font) : true;
1018 }
1019
1020
1021 void InsetText::collapseParagraphs(BufferView * bv)
1022 {
1023         while (paragraphs.size() > 1) {
1024                 ParagraphList::iterator const first = paragraphs.begin();
1025                 ParagraphList::iterator second = first;
1026                 ++second;
1027                 size_t const first_par_size = first->size();
1028
1029                 if (!first->empty() &&
1030                     !second->empty() &&
1031                     !first->isSeparator(first_par_size - 1)) {
1032                         first->insertChar(first_par_size, ' ');
1033                 }
1034
1035 #warning probably broken
1036                 if (text_.selection.set()) {
1037                         if (text_.selection.start.par() == 1) {
1038                                 text_.selection.start.par(1);
1039                                 text_.selection.start.pos(text_.selection.start.pos() + first_par_size);
1040                         }
1041                         if (text_.selection.end.par() == 2) {
1042                                 text_.selection.end.par(1);
1043                                 text_.selection.end.pos(text_.selection.end.pos() + first_par_size);
1044                         }
1045                 }
1046
1047                 mergeParagraph(bv->buffer()->params(), paragraphs, first);
1048         }
1049 }
1050
1051
1052 void InsetText::getDrawFont(LyXFont & font) const
1053 {
1054         if (owner())
1055                 owner()->getDrawFont(font);
1056 }
1057
1058
1059 void InsetText::appendParagraphs(Buffer * buffer, ParagraphList & plist)
1060 {
1061 #warning FIXME Check if Changes stuff needs changing here. (Lgb)
1062 // And it probably does. You have to take a look at this John. (Lgb)
1063 #warning John, have a look here. (Lgb)
1064         ParagraphList::iterator pit = plist.begin();
1065         ParagraphList::iterator ins = paragraphs.insert(paragraphs.end(), *pit);
1066         ++pit;
1067         mergeParagraph(buffer->params(), paragraphs, boost::prior(ins));
1068
1069         ParagraphList::iterator pend = plist.end();
1070         for (; pit != pend; ++pit)
1071                 paragraphs.push_back(*pit);
1072 }
1073
1074
1075 void InsetText::addPreview(PreviewLoader & loader) const
1076 {
1077         ParagraphList::const_iterator pit = paragraphs.begin();
1078         ParagraphList::const_iterator pend = paragraphs.end();
1079
1080         for (; pit != pend; ++pit) {
1081                 InsetList::const_iterator it  = pit->insetlist.begin();
1082                 InsetList::const_iterator end = pit->insetlist.end();
1083                 for (; it != end; ++it)
1084                         it->inset->addPreview(loader);
1085         }
1086 }