src/insets/InsetText.cpp

   1 /**
   2  * \file InsetText.cpp
   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
  15 #include "insets/InsetOptArg.h"
  16
  17 #include "buffer_funcs.h"
  18 #include "Buffer.h"
  19 #include "BufferParams.h"
  20 #include "BufferView.h"
  21 #include "CompletionList.h"
  22 #include "CoordCache.h"
  23 #include "Cursor.h"
  24 #include "CutAndPaste.h"
  25 #include "DispatchResult.h"
  26 #include "ErrorList.h"
  27 #include "FuncRequest.h"
  28 #include "FuncStatus.h"
  29 #include "InsetCaption.h"
  30 #include "InsetList.h"
  31 #include "Intl.h"
  32 #include "Language.h"
  33 #include "LaTeXFeatures.h"
  34 #include "Lexer.h"
  35 #include "lyxfind.h"
  36 #include "LyXRC.h"
  37 #include "MetricsInfo.h"
  38 #include "output_docbook.h"
  39 #include "output_latex.h"
  40 #include "output_xhtml.h"
  41 #include "OutputParams.h"
  42 #include "output_plaintext.h"
  43 #include "Paragraph.h"
  44 #include "ParagraphParameters.h"
  45 #include "ParIterator.h"
  46 #include "Row.h"
  47 #include "sgml.h"
  48 #include "TexRow.h"
  49 #include "TextClass.h"
  50 #include "Text.h"
  51 #include "TextMetrics.h"
  52 #include "TocBackend.h"
  53
  54 #include "frontends/alert.h"
  55 #include "frontends/Painter.h"
  56
  57 #include "support/debug.h"
  58 #include "support/gettext.h"
  59 #include "support/lstrings.h"
  60
  61 #include <boost/bind.hpp>
  62 #include "support/lassert.h"
  63
  64 using namespace std;
  65 using namespace lyx::support;
  66
  67 using boost::bind;
  68 using boost::ref;
  69
  70 namespace lyx {
  71
  72 using graphics::PreviewLoader;
  73
  74
  75 /////////////////////////////////////////////////////////////////////
  76
  77 InsetText::InsetText(Buffer * buf, UsePlain type)
  78         : Inset(buf), drawFrame_(false), frame_color_(Color_insetframe), text_(this)
  79 {
  80         initParagraphs(type);
  81 }
  82
  83
  84 InsetText::InsetText(InsetText const & in)
  85         : Inset(in), text_(this)
  86 {
  87         text_.autoBreakRows_ = in.text_.autoBreakRows_;
  88         drawFrame_ = in.drawFrame_;
  89         frame_color_ = in.frame_color_;
  90         text_.paragraphs() = in.text_.paragraphs();
  91         setParagraphOwner();
  92 }
  93
  94
  95 void InsetText::setBuffer(Buffer & buf)
  96 {
  97         ParagraphList::iterator end = paragraphs().end();
  98         for (ParagraphList::iterator it = paragraphs().begin(); it != end; ++it)
  99                 it->setBuffer(buf);
 100         Inset::setBuffer(buf);
 101 }
 102
 103
 104 void InsetText::initParagraphs(UsePlain type)
 105 {
 106         LASSERT(paragraphs().empty(), /**/);
 107         paragraphs().push_back(Paragraph());
 108         Paragraph & ourpar = paragraphs().back();
 109         ourpar.setInsetOwner(this);
 110         DocumentClass const & dc = buffer_->params().documentClass();
 111         if (type == DefaultLayout)
 112                 ourpar.setDefaultLayout(dc);
 113         else
 114                 ourpar.setPlainLayout(dc);
 115 }
 116
 117
 118 void InsetText::setParagraphOwner()
 119 {
 120         for_each(paragraphs().begin(), paragraphs().end(),
 121                  bind(&Paragraph::setInsetOwner, _1, this));
 122 }
 123
 124
 125 void InsetText::clear()
 126 {
 127         ParagraphList & pars = paragraphs();
 128         LASSERT(!pars.empty(), /**/);
 129
 130         // This is a gross hack...
 131         Layout const & old_layout = pars.begin()->layout();
 132
 133         pars.clear();
 134         pars.push_back(Paragraph());
 135         pars.begin()->setInsetOwner(this);
 136         pars.begin()->setLayout(old_layout);
 137 }
 138
 139
 140 Dimension const InsetText::dimension(BufferView const & bv) const
 141 {
 142         TextMetrics const & tm = bv.textMetrics(&text_);
 143         Dimension dim = tm.dimension();
 144         dim.wid += 2 * TEXT_TO_INSET_OFFSET;
 145         dim.des += TEXT_TO_INSET_OFFSET;
 146         dim.asc += TEXT_TO_INSET_OFFSET;
 147         return dim;
 148 }
 149
 150
 151 void InsetText::write(ostream & os) const
 152 {
 153         os << "Text\n";
 154         text_.write(os);
 155 }
 156
 157
 158 void InsetText::read(Lexer & lex)
 159 {
 160         clear();
 161
 162         // delete the initial paragraph
 163         Paragraph oldpar = *paragraphs().begin();
 164         paragraphs().clear();
 165         ErrorList errorList;
 166         lex.setContext("InsetText::read");
 167         bool res = text_.read(lex, errorList, this);
 168
 169         if (!res)
 170                 lex.printError("Missing \\end_inset at this point. ");
 171
 172         // sanity check
 173         // ensure we have at least one paragraph.
 174         if (paragraphs().empty())
 175                 paragraphs().push_back(oldpar);
 176         // Force default font, if so requested
 177         // This avoids paragraphs in buffer language that would have a
 178         // foreign language after a document language change, and it ensures
 179         // that all new text in ERT and similar gets the "latex" language,
 180         // since new text inherits the language from the last position of the
 181         // existing text.  As a side effect this makes us also robust against
 182         // bugs in LyX that might lead to font changes in ERT in .lyx files.
 183         fixParagraphsFont();
 184 }
 185
 186
 187 void InsetText::metrics(MetricsInfo & mi, Dimension & dim) const
 188 {
 189         TextMetrics & tm = mi.base.bv->textMetrics(&text_);
 190
 191         //lyxerr << "InsetText::metrics: width: " << mi.base.textwidth << endl;
 192
 193         // Hand font through to contained lyxtext:
 194         tm.font_.fontInfo() = mi.base.font;
 195         mi.base.textwidth -= 2 * TEXT_TO_INSET_OFFSET;
 196
 197         // This can happen when a layout has a left and right margin,
 198         // and the view is made very narrow. We can't do better than
 199         // to draw it partly out of view (bug 5890).
 200         if (mi.base.textwidth < 1)
 201                 mi.base.textwidth = 1;
 202
 203         if (hasFixedWidth())
 204                 tm.metrics(mi, dim, mi.base.textwidth);
 205         else
 206                 tm.metrics(mi, dim);
 207         mi.base.textwidth += 2 * TEXT_TO_INSET_OFFSET;
 208         dim.asc += TEXT_TO_INSET_OFFSET;
 209         dim.des += TEXT_TO_INSET_OFFSET;
 210         dim.wid += 2 * TEXT_TO_INSET_OFFSET;
 211 }
 212
 213
 214 void InsetText::draw(PainterInfo & pi, int x, int y) const
 215 {
 216         TextMetrics & tm = pi.base.bv->textMetrics(&text_);
 217
 218         if (drawFrame_ || pi.full_repaint) {
 219                 int const w = tm.width() + TEXT_TO_INSET_OFFSET;
 220                 int const yframe = y - TEXT_TO_INSET_OFFSET - tm.ascent();
 221                 int const h = tm.height() + 2 * TEXT_TO_INSET_OFFSET;
 222                 int const xframe = x + TEXT_TO_INSET_OFFSET / 2;
 223                 if (pi.full_repaint)
 224                         pi.pain.fillRectangle(xframe, yframe, w, h,
 225                                 pi.backgroundColor(this));
 226
 227                 if (drawFrame_)
 228                         pi.pain.rectangle(xframe, yframe, w, h, frameColor());
 229         }
 230         ColorCode const old_color = pi.background_color;
 231         pi.background_color = pi.backgroundColor(this, false);
 232
 233         tm.draw(pi, x + TEXT_TO_INSET_OFFSET, y);
 234
 235         pi.background_color = old_color;
 236 }
 237
 238
 239 void InsetText::edit(Cursor & cur, bool front, EntryDirection entry_from)
 240 {
 241         pit_type const pit = front ? 0 : paragraphs().size() - 1;
 242         pos_type pos = front ? 0 : paragraphs().back().size();
 243
 244         // if visual information is not to be ignored, move to extreme right/left
 245         if (entry_from != ENTRY_DIRECTION_IGNORE) {
 246                 Cursor temp_cur = cur;
 247                 temp_cur.pit() = pit;
 248                 temp_cur.pos() = pos;
 249                 temp_cur.posVisToRowExtremity(entry_from == ENTRY_DIRECTION_LEFT);
 250                 pos = temp_cur.pos();
 251         }
 252
 253         text_.setCursor(cur.top(), pit, pos);
 254         cur.clearSelection();
 255         cur.finishUndo();
 256 }
 257
 258
 259 Inset * InsetText::editXY(Cursor & cur, int x, int y)
 260 {
 261         return cur.bv().textMetrics(&text_).editXY(cur, x, y);
 262 }
 263
 264
 265 void InsetText::doDispatch(Cursor & cur, FuncRequest & cmd)
 266 {
 267         LYXERR(Debug::ACTION, "InsetText::doDispatch()"
 268                 << " [ cmd.action = " << cmd.action << ']');
 269
 270         if (getLayout().isPassThru()) {
 271                 // Force any new text to latex_language FIXME: This
 272                 // should only be necessary in constructor, but new
 273                 // paragraphs that are created by pressing enter at
 274                 // the start of an existing paragraph get the buffer
 275                 // language and not latex_language, so we take this
 276                 // brute force approach.
 277                 cur.current_font.setLanguage(latex_language);
 278                 cur.real_current_font.setLanguage(latex_language);
 279         }
 280
 281         switch (cmd.action) {
 282         case LFUN_PASTE:
 283         case LFUN_CLIPBOARD_PASTE:
 284         case LFUN_SELECTION_PASTE:
 285         case LFUN_PRIMARY_SELECTION_PASTE:
 286                 text_.dispatch(cur, cmd);
 287                 // If we we can only store plain text, we must reset all
 288                 // attributes.
 289                 // FIXME: Change only the pasted paragraphs
 290                 fixParagraphsFont();
 291                 break;
 292
 293         case LFUN_INSET_DISSOLVE: {
 294                 bool const main_inset = &buffer().inset() == this;
 295                 bool const target_inset = cmd.argument().empty()
 296                         || cmd.getArg(0) == insetName(lyxCode());
 297                 bool const one_cell = nargs() == 1;
 298
 299                 if (!main_inset && target_inset && one_cell) {
 300                         // Text::dissolveInset assumes that the cursor
 301                         // is inside the Inset.
 302                         if (&cur.inset() != this)
 303                                 cur.pushBackward(*this);
 304                         cur.beginUndoGroup();
 305                         text_.dispatch(cur, cmd);
 306                         cur.endUndoGroup();
 307                 } else
 308                         cur.undispatched();
 309                 break;
 310         }
 311
 312         default:
 313                 text_.dispatch(cur, cmd);
 314         }
 315
 316         if (!cur.result().dispatched())
 317                 Inset::doDispatch(cur, cmd);
 318 }
 319
 320
 321 bool InsetText::getStatus(Cursor & cur, FuncRequest const & cmd,
 322         FuncStatus & status) const
 323 {
 324         switch (cmd.action) {
 325         case LFUN_LAYOUT:
 326                 status.setEnabled(!forcePlainLayout());
 327                 return true;
 328
 329         case LFUN_LAYOUT_PARAGRAPH:
 330         case LFUN_PARAGRAPH_PARAMS:
 331         case LFUN_PARAGRAPH_PARAMS_APPLY:
 332         case LFUN_PARAGRAPH_UPDATE:
 333                 status.setEnabled(allowParagraphCustomization());
 334                 return true;
 335
 336         case LFUN_INSET_DISSOLVE: {
 337                 bool const main_inset = &buffer().inset() == this;
 338                 bool const target_inset = cmd.argument().empty()
 339                         || cmd.getArg(0) == insetName(lyxCode());
 340                 bool const one_cell = nargs() == 1;
 341
 342                 if (target_inset)
 343                         status.setEnabled(!main_inset && one_cell);
 344                 return target_inset;
 345         }
 346
 347         default:
 348                 // Dispatch only to text_ if the cursor is inside
 349                 // the text_. It is not for context menus (bug 5797).
 350                 bool ret = false;
 351                 if (cur.text() == &text_)
 352                         ret = text_.getStatus(cur, cmd, status);
 353
 354                 if (!ret)
 355                         ret = Inset::getStatus(cur, cmd, status);
 356                 return ret;
 357         }
 358 }
 359
 360
 361 void InsetText::fixParagraphsFont()
 362 {
 363         if (!getLayout().isPassThru())
 364                 return;
 365
 366         Font font(inherit_font, buffer().params().language);
 367         font.setLanguage(latex_language);
 368         ParagraphList::iterator par = paragraphs().begin();
 369         ParagraphList::iterator const end = paragraphs().end();
 370         while (par != end) {
 371                 par->resetFonts(font);
 372                 par->params().clear();
 373                 ++par;
 374         }
 375 }
 376
 377
 378 void InsetText::setChange(Change const & change)
 379 {
 380         ParagraphList::iterator pit = paragraphs().begin();
 381         ParagraphList::iterator end = paragraphs().end();
 382         for (; pit != end; ++pit) {
 383                 pit->setChange(change);
 384         }
 385 }
 386
 387
 388 void InsetText::acceptChanges()
 389 {
 390         text_.acceptChanges();
 391 }
 392
 393
 394 void InsetText::rejectChanges()
 395 {
 396         text_.rejectChanges();
 397 }
 398
 399
 400 void InsetText::validate(LaTeXFeatures & features) const
 401 {
 402         features.useInsetLayout(getLayout());
 403         for_each(paragraphs().begin(), paragraphs().end(),
 404                  bind(&Paragraph::validate, _1, ref(features)));
 405 }
 406
 407
 408 int InsetText::latex(odocstream & os, OutputParams const & runparams) const
 409 {
 410         // This implements the standard way of handling the LaTeX
 411         // output of a text inset, either a command or an
 412         // environment. Standard collapsable insets should not
 413         // redefine this, non-standard ones may call this.
 414         InsetLayout const & il = getLayout();
 415         int rows = 0;
 416         if (!il.latexname().empty()) {
 417                 if (il.latextype() == InsetLayout::COMMAND) {
 418                         // FIXME UNICODE
 419                         if (runparams.moving_arg)
 420                                 os << "\\protect";
 421                         os << '\\' << from_utf8(il.latexname());
 422                         if (!il.latexparam().empty())
 423                                 os << from_utf8(il.latexparam());
 424                         os << '{';
 425                 } else if (il.latextype() == InsetLayout::ENVIRONMENT) {
 426                         os << "%\n\\begin{" << from_utf8(il.latexname()) << "}\n";
 427                         if (!il.latexparam().empty())
 428                                 os << from_utf8(il.latexparam());
 429                         rows += 2;
 430                 }
 431         }
 432         OutputParams rp = runparams;
 433         if (il.isPassThru())
 434                 rp.verbatim = true;
 435         if (il.isNeedProtect())
 436                 rp.moving_arg = true;
 437
 438         // Output the contents of the inset
 439         TexRow texrow;
 440         latexParagraphs(buffer(), text_, os, texrow, rp);
 441         rows += texrow.rows();
 442
 443         if (!il.latexname().empty()) {
 444                 if (il.latextype() == InsetLayout::COMMAND) {
 445                         os << "}";
 446                 } else if (il.latextype() == InsetLayout::ENVIRONMENT) {
 447                         os << "\n\\end{" << from_utf8(il.latexname()) << "}\n";
 448                         rows += 2;
 449                 }
 450         }
 451         return rows;
 452 }
 453
 454
 455 int InsetText::plaintext(odocstream & os, OutputParams const & runparams) const
 456 {
 457         ParagraphList::const_iterator beg = paragraphs().begin();
 458         ParagraphList::const_iterator end = paragraphs().end();
 459         ParagraphList::const_iterator it = beg;
 460         bool ref_printed = false;
 461         int len = 0;
 462         for (; it != end; ++it) {
 463                 if (it != beg) {
 464                         os << '\n';
 465                         if (runparams.linelen > 0)
 466                                 os << '\n';
 467                 }
 468                 odocstringstream oss;
 469                 writePlaintextParagraph(buffer(), *it, oss, runparams, ref_printed);
 470                 docstring const str = oss.str();
 471                 os << str;
 472                 // FIXME: len is not computed fully correctly; in principle,
 473                 // we have to count the characters after the last '\n'
 474                 len = str.size();
 475         }
 476
 477         return len;
 478 }
 479
 480
 481 int InsetText::docbook(odocstream & os, OutputParams const & runparams) const
 482 {
 483         ParagraphList::const_iterator const beg = paragraphs().begin();
 484
 485         if (!undefined())
 486                 sgml::openTag(os, getLayout().latexname(),
 487                               beg->getID(buffer(), runparams) + getLayout().latexparam());
 488
 489         docbookParagraphs(text_, buffer(), os, runparams);
 490
 491         if (!undefined())
 492                 sgml::closeTag(os, getLayout().latexname());
 493
 494         return 0;
 495 }
 496
 497
 498 docstring InsetText::xhtml(XHTMLStream & xs, OutputParams const & runparams) const
 499 {
 500         return insetAsXHTML(xs, runparams, WriteEverything);
 501 }
 502
 503
 504 // FIXME XHTML
 505 // There are cases where we may need to close open fonts and such
 506 // and then re-open them when we are done. This would be the case, e.g.,
 507 // if we were otherwise about to write:
 508 //              <em>word <div class='foot'>footnote text.</div> emph</em>
 509 // The problem isn't so much that the footnote text will get emphasized:
 510 // we can handle that with CSS. The problem is that this is invalid XHTML.
 511 // One solution would be to make the footnote <span>, but the problem is
 512 // completely general, and so we'd have to make absolutely everything into
 513 // span. What I think will work is to check if we're about to write "div" and,
 514 // if so, try to close fonts, etc.
 515 // There are probably limits to how well we can do here, though, and we will
 516 // have to rely upon users not putting footnotes inside noun-type insets.
 517 docstring InsetText::insetAsXHTML(XHTMLStream & xs, OutputParams const & runparams,
 518                                   XHTMLOptions opts) const
 519 {
 520         if (undefined()) {
 521                 xhtmlParagraphs(text_, buffer(), xs, runparams);
 522                 return docstring();
 523         }
 524
 525         InsetLayout const & il = getLayout();
 526         if (opts & WriteOuterTag)
 527                 xs << StartTag(il.htmltag(), il.htmlattr());
 528         if ((opts & WriteLabel) && !il.counter().empty()) {
 529                 BufferParams const & bp = buffer().masterBuffer()->params();
 530                 Counters & cntrs = bp.documentClass().counters();
 531                 cntrs.step(il.counter());
 532                 // FIXME: translate to paragraph language
 533                 if (!il.htmllabel().empty()) {
 534                         docstring const lbl =
 535                                 cntrs.counterLabel(from_utf8(il.htmllabel()), bp.language->code());
 536                         // FIXME is this check necessary?
 537                         if (!lbl.empty()) {
 538                                 xs << StartTag(il.htmllabeltag(), il.htmllabelattr());
 539                                 xs << lbl;
 540                                 xs << EndTag(il.htmllabeltag());
 541                         }
 542                 }
 543         }
 544
 545         if (opts & WriteInnerTag)
 546                 xs << StartTag(il.htmlinnertag(), il.htmlinnerattr());
 547         if (il.isMultiPar())
 548                 xhtmlParagraphs(text_, buffer(), xs, runparams);
 549         else {
 550                 OutputParams ours = runparams;
 551                 ours.html_make_pars = false;
 552                 xhtmlParagraphs(text_, buffer(), xs, ours);
 553         }
 554         if (opts & WriteInnerTag)
 555                 xs << EndTag(il.htmlinnertag());
 556         if (opts & WriteOuterTag)
 557                 xs << EndTag(il.htmltag());
 558         return docstring();
 559 }
 560
 561
 562 void InsetText::cursorPos(BufferView const & bv,
 563                 CursorSlice const & sl, bool boundary, int & x, int & y) const
 564 {
 565         x = bv.textMetrics(&text_).cursorX(sl, boundary) + TEXT_TO_INSET_OFFSET;
 566         y = bv.textMetrics(&text_).cursorY(sl, boundary);
 567 }
 568
 569
 570 bool InsetText::showInsetDialog(BufferView *) const
 571 {
 572         return false;
 573 }
 574
 575
 576 void InsetText::setText(docstring const & data, Font const & font, bool trackChanges)
 577 {
 578         clear();
 579         Paragraph & first = paragraphs().front();
 580         for (unsigned int i = 0; i < data.length(); ++i)
 581                 first.insertChar(i, data[i], font, trackChanges);
 582 }
 583
 584
 585 void InsetText::setAutoBreakRows(bool flag)
 586 {
 587         if (flag == text_.autoBreakRows_)
 588                 return;
 589
 590         text_.autoBreakRows_ = flag;
 591         if (flag)
 592                 return;
 593
 594         // remove previously existing newlines
 595         ParagraphList::iterator it = paragraphs().begin();
 596         ParagraphList::iterator end = paragraphs().end();
 597         for (; it != end; ++it)
 598                 for (int i = 0; i < it->size(); ++i)
 599                         if (it->isNewline(i))
 600                                 // do not track the change, because the user
 601                                 // is not allowed to revert/reject it
 602                                 it->eraseChar(i, false);
 603 }
 604
 605
 606 void InsetText::setDrawFrame(bool flag)
 607 {
 608         drawFrame_ = flag;
 609 }
 610
 611
 612 ColorCode InsetText::frameColor() const
 613 {
 614         return frame_color_;
 615 }
 616
 617
 618 void InsetText::setFrameColor(ColorCode col)
 619 {
 620         frame_color_ = col;
 621 }
 622
 623
 624 void InsetText::appendParagraphs(ParagraphList & plist)
 625 {
 626         // There is little we can do here to keep track of changes.
 627         // As of 2006/10/20, appendParagraphs is used exclusively by
 628         // LyXTabular::setMultiColumn. In this context, the paragraph break
 629         // is lost irreversibly and the appended text doesn't really change
 630
 631         ParagraphList & pl = paragraphs();
 632
 633         ParagraphList::iterator pit = plist.begin();
 634         ParagraphList::iterator ins = pl.insert(pl.end(), *pit);
 635         ++pit;
 636         mergeParagraph(buffer().params(), pl,
 637                        distance(pl.begin(), ins) - 1);
 638
 639         for_each(pit, plist.end(),
 640                  bind(&ParagraphList::push_back, ref(pl), _1));
 641 }
 642
 643
 644 void InsetText::addPreview(PreviewLoader & loader) const
 645 {
 646         ParagraphList::const_iterator pit = paragraphs().begin();
 647         ParagraphList::const_iterator pend = paragraphs().end();
 648
 649         for (; pit != pend; ++pit) {
 650                 InsetList::const_iterator it  = pit->insetList().begin();
 651                 InsetList::const_iterator end = pit->insetList().end();
 652                 for (; it != end; ++it)
 653                         it->inset->addPreview(loader);
 654         }
 655 }
 656
 657
 658 ParagraphList const & InsetText::paragraphs() const
 659 {
 660         return text_.paragraphs();
 661 }
 662
 663
 664 ParagraphList & InsetText::paragraphs()
 665 {
 666         return text_.paragraphs();
 667 }
 668
 669
 670 void InsetText::updateLabels(ParIterator const & it)
 671 {
 672         ParIterator it2 = it;
 673         it2.forwardPos();
 674         LASSERT(&it2.inset() == this && it2.pit() == 0, return);
 675         if (producesOutput())
 676                 buffer().updateLabels(it2);
 677         else {
 678                 DocumentClass const & tclass = buffer().masterBuffer()->params().documentClass();
 679                 Counters const savecnt = tclass.counters();
 680                 buffer().updateLabels(it2);
 681                 tclass.counters() = savecnt;
 682         }
 683 }
 684
 685
 686 void InsetText::tocString(odocstream & os) const
 687 {
 688         if (!getLayout().isInToc())
 689                 return;
 690         os << text().asString(0, 1, AS_STR_LABEL | AS_STR_INSETS);
 691 }
 692
 693
 694
 695 void InsetText::addToToc(DocIterator const & cdit)
 696 {
 697         DocIterator dit = cdit;
 698         dit.push_back(CursorSlice(*this));
 699         Toc & toc = buffer().tocBackend().toc("tableofcontents");
 700
 701         BufferParams const & bufparams = buffer_->params();
 702         const int min_toclevel = bufparams.documentClass().min_toclevel();
 703
 704         // For each paragraph, traverse its insets and let them add
 705         // their toc items
 706         ParagraphList & pars = paragraphs();
 707         pit_type pend = paragraphs().size();
 708         for (pit_type pit = 0; pit != pend; ++pit) {
 709                 Paragraph const & par = pars[pit];
 710                 dit.pit() = pit;
 711                 // the string that goes to the toc (could be the optarg)
 712                 docstring tocstring;
 713                 InsetList::const_iterator it  = par.insetList().begin();
 714                 InsetList::const_iterator end = par.insetList().end();
 715                 for (; it != end; ++it) {
 716                         Inset & inset = *it->inset;
 717                         dit.pos() = it->pos;
 718                         //lyxerr << (void*)&inset << " code: " << inset.lyxCode() << std::endl;
 719                         inset.addToToc(dit);
 720                         switch (inset.lyxCode()) {
 721                         case OPTARG_CODE: {
 722                                 if (!tocstring.empty())
 723                                         break;
 724                                 dit.pos() = 0;
 725                                 Paragraph const & insetpar =
 726                                         *static_cast<InsetOptArg&>(inset).paragraphs().begin();
 727                                 if (!par.labelString().empty())
 728                                         tocstring = par.labelString() + ' ';
 729                                 tocstring += insetpar.asString(AS_STR_INSETS);
 730                                 break;
 731                         }
 732                         default:
 733                                 break;
 734                         }
 735                 }
 736                 // now the toc entry for the paragraph
 737                 int const toclevel = par.layout().toclevel;
 738                 if (toclevel != Layout::NOT_IN_TOC && toclevel >= min_toclevel) {
 739                         dit.pos() = 0;
 740                         // insert this into the table of contents
 741                         if (tocstring.empty())
 742                                 tocstring = par.asString(AS_STR_LABEL | AS_STR_INSETS);
 743                         toc.push_back(TocItem(dit, toclevel - min_toclevel, tocstring));
 744                 }
 745
 746                 // And now the list of changes.
 747                 par.addChangesToToc(dit, buffer());
 748         }
 749 }
 750
 751
 752 bool InsetText::notifyCursorLeaves(Cursor const & old, Cursor & cur)
 753 {
 754         if (buffer().isClean())
 755                 return Inset::notifyCursorLeaves(old, cur);
 756
 757         // find text inset in old cursor
 758         Cursor insetCur = old;
 759         int scriptSlice = insetCur.find(this);
 760         LASSERT(scriptSlice != -1, /**/);
 761         insetCur.cutOff(scriptSlice);
 762         LASSERT(&insetCur.inset() == this, /**/);
 763
 764         // update the old paragraph's words
 765         insetCur.paragraph().updateWords();
 766
 767         return Inset::notifyCursorLeaves(old, cur);
 768 }
 769
 770
 771 bool InsetText::completionSupported(Cursor const & cur) const
 772 {
 773         //LASSERT(&cur.bv().cursor().inset() != this, return false);
 774         return text_.completionSupported(cur);
 775 }
 776
 777
 778 bool InsetText::inlineCompletionSupported(Cursor const & cur) const
 779 {
 780         return completionSupported(cur);
 781 }
 782
 783
 784 bool InsetText::automaticInlineCompletion() const
 785 {
 786         return lyxrc.completion_inline_text;
 787 }
 788
 789
 790 bool InsetText::automaticPopupCompletion() const
 791 {
 792         return lyxrc.completion_popup_text;
 793 }
 794
 795
 796 bool InsetText::showCompletionCursor() const
 797 {
 798         return lyxrc.completion_cursor_text;
 799 }
 800
 801
 802 CompletionList const * InsetText::createCompletionList(Cursor const & cur) const
 803 {
 804         return completionSupported(cur) ? text_.createCompletionList(cur) : 0;
 805 }
 806
 807
 808 docstring InsetText::completionPrefix(Cursor const & cur) const
 809 {
 810         if (!completionSupported(cur))
 811                 return docstring();
 812         return text_.completionPrefix(cur);
 813 }
 814
 815
 816 bool InsetText::insertCompletion(Cursor & cur, docstring const & s,
 817         bool finished)
 818 {
 819         if (!completionSupported(cur))
 820                 return false;
 821
 822         return text_.insertCompletion(cur, s, finished);
 823 }
 824
 825
 826 void InsetText::completionPosAndDim(Cursor const & cur, int & x, int & y,
 827         Dimension & dim) const
 828 {
 829         TextMetrics const & tm = cur.bv().textMetrics(&text_);
 830         tm.completionPosAndDim(cur, x, y, dim);
 831 }
 832
 833
 834 docstring InsetText::contextMenu(BufferView const &, int, int) const
 835 {
 836         return from_ascii("context-edit");
 837 }
 838
 839
 840 InsetCaption const * InsetText::getCaptionInset() const
 841 {
 842         ParagraphList::const_iterator pit = paragraphs().begin();
 843         for (; pit != paragraphs().end(); ++pit) {
 844                 InsetList::const_iterator it = pit->insetList().begin();
 845                 for (; it != pit->insetList().end(); ++it) {
 846                         Inset & inset = *it->inset;
 847                         if (inset.lyxCode() == CAPTION_CODE) {
 848                                 InsetCaption const * ins =
 849                                         static_cast<InsetCaption const *>(it->inset);
 850                                 return ins;
 851                         }
 852                 }
 853         }
 854         return 0;
 855 }
 856
 857
 858 docstring InsetText::getCaptionText(OutputParams const & runparams) const
 859 {
 860         InsetCaption const * ins = getCaptionInset();
 861         if (ins == 0)
 862                 return docstring();
 863
 864         odocstringstream ods;
 865         ins->getCaptionAsPlaintext(ods, runparams);
 866         return ods.str();
 867 }
 868
 869
 870 docstring InsetText::getCaptionHTML(OutputParams const & runparams) const
 871 {
 872         InsetCaption const * ins = getCaptionInset();
 873         if (ins == 0)
 874                 return docstring();
 875
 876         odocstringstream ods;
 877         docstring def = ins->getCaptionAsHTML(ods, runparams);
 878         if (!def.empty())
 879                 ods << def << '\n';
 880         return ods.str();
 881 }
 882
 883
 884 } // namespace lyx