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 "debug.h"
  21 #include "errorlist.h"
  22 #include "funcrequest.h"
  23 #include "gettext.h"
  24 #include "intl.h"
  25 #include "LColor.h"
  26 #include "lyxfind.h"
  27 #include "lyxlex.h"
  28 #include "lyxrc.h"
  29 #include "metricsinfo.h"
  30 #include "paragraph.h"
  31 #include "paragraph_funcs.h"
  32 #include "ParagraphParameters.h"
  33 #include "rowpainter.h"
  34 #include "sgml.h"
  35 #include "texrow.h"
  36 #include "undo.h"
  37 #include "WordLangTuple.h"
  38
  39 #include "frontends/Alert.h"
  40 #include "frontends/font_metrics.h"
  41 #include "frontends/LyXView.h"
  42 #include "frontends/Painter.h"
  43
  44 #include "support/lyxalgo.h" // lyx::count
  45
  46 #include <boost/bind.hpp>
  47
  48 using bv_funcs::replaceSelection;
  49
  50 using lyx::pos_type;
  51
  52 using lyx::graphics::PreviewLoader;
  53
  54 using lyx::support::isStrUnsignedInt;
  55 using lyx::support::strToUnsignedInt;
  56
  57 using std::endl;
  58 using std::for_each;
  59 using std::max;
  60 using std::string;
  61 using std::auto_ptr;
  62 using std::ostream;
  63 using std::vector;
  64
  65
  66 InsetText::InsetText(BufferParams const & bp)
  67         : UpdatableInset(),
  68           paragraphs(1),
  69           autoBreakRows_(false),
  70           drawFrame_(NEVER),
  71           frame_color_(LColor::insetframe),
  72           text_(0, this, true, paragraphs)
  73 {
  74         textwidth_ = 0; // broken
  75         paragraphs.begin()->layout(bp.getLyXTextClass().defaultLayout());
  76         if (bp.tracking_changes)
  77                 paragraphs.begin()->trackChanges();
  78         init();
  79 }
  80
  81
  82 InsetText::InsetText(InsetText const & in)
  83         : UpdatableInset(in),
  84           text_(in.text_.bv_owner, this, true, paragraphs)
  85 {
  86         // this is ugly...
  87         operator=(in);
  88 }
  89
  90
  91 void InsetText::operator=(InsetText const & in)
  92 {
  93         UpdatableInset::operator=(in);
  94         paragraphs = in.paragraphs;
  95         autoBreakRows_ = in.autoBreakRows_;
  96         drawFrame_ = in.drawFrame_;
  97         frame_color_ = in.frame_color_;
  98         textwidth_ = in.textwidth_;
  99         text_ = LyXText(in.text_.bv_owner, this, true, paragraphs);
 100         init();
 101 }
 102
 103
 104 void InsetText::init()
 105 {
 106         ParagraphList::iterator pit = paragraphs.begin();
 107         ParagraphList::iterator end = paragraphs.end();
 108         for (; pit != end; ++pit)
 109                 pit->setInsetOwner(this);
 110         text_.paragraphs_ = &paragraphs;
 111         top_y = 0;
 112
 113         locked = false;
 114         inset_par = -1;
 115         inset_pos = 0;
 116         inset_x = 0;
 117         inset_y = 0;
 118         no_selection = true;
 119         the_locking_inset = 0;
 120         old_par = -1;
 121         in_insetAllowed = false;
 122         mouse_x = 0;
 123         mouse_y = 0;
 124 }
 125
 126
 127 void InsetText::clear(bool just_mark_erased)
 128 {
 129         if (just_mark_erased) {
 130                 ParagraphList::iterator it = paragraphs.begin();
 131                 ParagraphList::iterator end = paragraphs.end();
 132                 for (; it != end; ++it)
 133                         it->markErased();
 134                 return;
 135         }
 136
 137         // This is a gross hack...
 138         LyXLayout_ptr old_layout = paragraphs.begin()->layout();
 139
 140         paragraphs.clear();
 141         paragraphs.push_back(Paragraph());
 142         paragraphs.begin()->setInsetOwner(this);
 143         paragraphs.begin()->layout(old_layout);
 144 }
 145
 146
 147 auto_ptr<InsetBase> InsetText::clone() const
 148 {
 149         return auto_ptr<InsetBase>(new InsetText(*this));
 150 }
 151
 152
 153 void InsetText::write(Buffer const & buf, ostream & os) const
 154 {
 155         os << "Text\n";
 156         writeParagraphData(buf, os);
 157 }
 158
 159
 160 void InsetText::writeParagraphData(Buffer const & buf, ostream & os) const
 161 {
 162         ParagraphList::const_iterator it = paragraphs.begin();
 163         ParagraphList::const_iterator end = paragraphs.end();
 164         Paragraph::depth_type dth = 0;
 165         for (; it != end; ++it) {
 166                 it->write(buf, os, buf.params(), dth);
 167         }
 168 }
 169
 170
 171 void InsetText::read(Buffer const & buf, LyXLex & lex)
 172 {
 173         string token;
 174         Paragraph::depth_type depth = 0;
 175
 176         clear(false);
 177
 178 #warning John, look here. Doesnt make much sense.
 179         if (buf.params().tracking_changes)
 180                 paragraphs.begin()->trackChanges();
 181
 182         // delete the initial paragraph
 183         Paragraph oldpar = *paragraphs.begin();
 184         paragraphs.clear();
 185         ParagraphList::iterator pit = paragraphs.begin();
 186
 187         while (lex.isOK()) {
 188                 lex.nextToken();
 189                 token = lex.getString();
 190                 if (token.empty())
 191                         continue;
 192                 if (token == "\\end_inset") {
 193                         break;
 194                 }
 195
 196                 if (token == "\\end_document") {
 197                         lex.printError("\\end_document read in inset! Error in document!");
 198                         return;
 199                 }
 200
 201                 // FIXME: ugly.
 202                 const_cast<Buffer&>(buf).readParagraph(lex, token, paragraphs, pit, depth);
 203         }
 204
 205         pit = paragraphs.begin();
 206         ParagraphList::iterator const end = paragraphs.end();
 207         for (; pit != end; ++pit)
 208                 pit->setInsetOwner(this);
 209
 210         if (token != "\\end_inset") {
 211                 lex.printError("Missing \\end_inset at this point. "
 212                                            "Read: `$$Token'");
 213         }
 214
 215         // sanity check
 216         // ensure we have at least one par.
 217         if (paragraphs.empty())
 218                 paragraphs.push_back(oldpar);
 219 }
 220
 221
 222 void InsetText::metrics(MetricsInfo & mi, Dimension & dim) const
 223 {
 224         //lyxerr << "InsetText::metrics: width: " << mi.base.textwidth << endl;
 225
 226         textwidth_ = mi.base.textwidth;
 227         BufferView * bv = mi.base.bv;
 228         setViewCache(bv);
 229         text_.metrics(mi, dim);
 230         dim.asc += TEXT_TO_INSET_OFFSET;
 231         dim.des += TEXT_TO_INSET_OFFSET;
 232         dim.wid += 2 * TEXT_TO_INSET_OFFSET;
 233         dim.wid = max(dim.wid, 10);
 234         dim_ = dim;
 235 }
 236
 237
 238 int InsetText::textWidth() const
 239 {
 240         return textwidth_;
 241 }
 242
 243
 244 void InsetText::draw(PainterInfo & pi, int x, int y) const
 245 {
 246         // update our idea of where we are. Clearly, we should
 247         // not have to know this information.
 248         top_x = x;
 249
 250         int const start_x = x;
 251
 252         BufferView * bv = pi.base.bv;
 253         Painter & pain = pi.pain;
 254
 255         // repaint the background if needed
 256         if (backgroundColor() != LColor::background)
 257                 clearInset(bv, start_x + TEXT_TO_INSET_OFFSET, y);
 258
 259         // no draw is necessary !!!
 260         if (drawFrame_ == LOCKED && !locked && paragraphs.begin()->empty()) {
 261                 top_baseline = y;
 262                 return;
 263         }
 264
 265         bv->hideCursor();
 266
 267         if (!owner())
 268                 x += scroll();
 269
 270         top_baseline = y;
 271         top_y = y - dim_.asc;
 272
 273         if (the_locking_inset
 274                   && text_.cursor.par() == inset_par && cpos() == inset_pos) {
 275                 inset_x = cx() - x;
 276                 inset_y = cy();
 277         }
 278
 279         x += TEXT_TO_INSET_OFFSET;
 280
 281         paintTextInset(*bv, text_, x, y);
 282
 283         if (drawFrame_ == ALWAYS || (drawFrame_ == LOCKED && locked))
 284                 drawFrame(pain, start_x);
 285 }
 286
 287
 288 void InsetText::drawFrame(Painter & pain, int x) const
 289 {
 290         int const ttoD2 = TEXT_TO_INSET_OFFSET / 2;
 291         int const frame_x = x + ttoD2;
 292         int const frame_y = top_baseline - dim_.asc + ttoD2;
 293         int const frame_w = dim_.wid - TEXT_TO_INSET_OFFSET;
 294         int const frame_h = dim_.asc + dim_.des - TEXT_TO_INSET_OFFSET;
 295         pain.rectangle(frame_x, frame_y, frame_w, frame_h, frameColor());
 296 }
 297
 298
 299 void InsetText::updateLocal(BufferView * bv, bool /*mark_dirty*/)
 300 {
 301         if (!bv)
 302                 return;
 303
 304         if (!autoBreakRows_ && paragraphs.size() > 1)
 305                 collapseParagraphs(bv);
 306
 307         if (!text_.selection.set())
 308                 text_.selection.cursor = text_.cursor;
 309
 310         bv->fitCursor();
 311         bv->updateInset(this);
 312         bv->owner()->view_state_changed();
 313         bv->owner()->updateMenubar();
 314         bv->owner()->updateToolbar();
 315         if (old_par != text_.cursor.par()) {
 316                 bv->owner()->setLayout(cpar()->layout()->name());
 317                 old_par = text_.cursor.par();
 318         }
 319 }
 320
 321
 322 string const InsetText::editMessage() const
 323 {
 324         return _("Opened Text Inset");
 325 }
 326
 327
 328 void InsetText::insetUnlock(BufferView * bv)
 329 {
 330         if (the_locking_inset) {
 331                 the_locking_inset->insetUnlock(bv);
 332                 the_locking_inset = 0;
 333                 updateLocal(bv, false);
 334         }
 335         no_selection = true;
 336         locked = false;
 337
 338         if (text_.selection.set())
 339                 text_.clearSelection();
 340         else if (owner())
 341                 bv->owner()->setLayout(owner()->getLyXText(bv)
 342                                        ->cursorPar()->layout()->name());
 343         else
 344                 bv->owner()->setLayout(bv->text->cursorPar()->layout()->name());
 345         // hack for deleteEmptyParMech
 346         if (!paragraphs.begin()->empty())
 347                 text_.setCursor(0, 0);
 348         else if (paragraphs.size() > 1)
 349                 text_.setCursor(1, 0);
 350 }
 351
 352
 353 void InsetText::lockInset(BufferView * bv)
 354 {
 355         locked = true;
 356         the_locking_inset = 0;
 357         inset_pos = inset_x = inset_y = 0;
 358         inset_boundary = false;
 359         inset_par =  -1;
 360         old_par = -1;
 361         text_.setCursorIntern(0, 0);
 362         text_.clearSelection();
 363         finishUndo();
 364         // If the inset is empty set the language of the current font to the
 365         // language to the surronding text (if different).
 366         if (paragraphs.begin()->empty() && paragraphs.size() == 1 &&
 367                 bv->getParentLanguage(this) != text_.current_font.language()) {
 368                 LyXFont font(LyXFont::ALL_IGNORE);
 369                 font.setLanguage(bv->getParentLanguage(this));
 370                 setFont(bv, font, false);
 371         }
 372 }
 373
 374
 375 void InsetText::lockInset(BufferView * /*bv*/, UpdatableInset * inset)
 376 {
 377         the_locking_inset = inset;
 378         inset_x = cx() - top_x;
 379         inset_y = cy();
 380         inset_pos = cpos();
 381         inset_par = text_.cursor.par();
 382         inset_boundary = cboundary();
 383 }
 384
 385
 386 bool InsetText::lockInsetInInset(BufferView * bv, UpdatableInset * inset)
 387 {
 388         lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset("
 389                               << inset << "): " << endl;
 390         if (!inset)
 391                 return false;
 392         if (!the_locking_inset) {
 393                 ParagraphList::iterator pit = paragraphs.begin();
 394                 ParagraphList::iterator pend = paragraphs.end();
 395
 396                 for (; pit != pend; ++pit) {
 397                         InsetList::iterator it = pit->insetlist.begin();
 398                         InsetList::iterator const end = pit->insetlist.end();
 399                         for (; it != end; ++it) {
 400                                 if (it->inset == inset) {
 401                                         lyxerr << "InsetText::lockInsetInInset: 1 a" << endl;
 402                                         text_.setCursorIntern(
 403                                                 std::distance(paragraphs.begin(), pit), it->pos);
 404                                         lyxerr << "InsetText::lockInsetInInset: 1 b" << endl;
 405                                         lyxerr << "bv: " << bv << " inset: " << inset << endl;
 406                                         lockInset(bv, inset);
 407                                         lyxerr << "InsetText::lockInsetInInset: 1 c" << endl;
 408                                         return true;
 409                                 }
 410                         }
 411                 }
 412                 lyxerr << "InsetText::lockInsetInInset: 3" << endl;
 413                 return false;
 414         }
 415         if (inset == cpar()->getInset(cpos())) {
 416                 lyxerr[Debug::INSETS] << "OK" << endl;
 417                 lockInset(bv, inset);
 418                 return true;
 419         }
 420
 421         if (the_locking_inset && the_locking_inset == inset) {
 422                 if (text_.cursor.par() == inset_par && cpos() == inset_pos) {
 423                         lyxerr[Debug::INSETS] << "OK" << endl;
 424                         inset_x = cx() - top_x;
 425                         inset_y = cy();
 426                 } else {
 427                         lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 428                 }
 429         } else if (the_locking_inset) {
 430                 lyxerr[Debug::INSETS] << "MAYBE" << endl;
 431                 return the_locking_inset->lockInsetInInset(bv, inset);
 432         }
 433         lyxerr[Debug::INSETS] << "NOT OK" << endl;
 434         return false;
 435 }
 436
 437
 438 bool InsetText::unlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 439                                    bool lr)
 440 {
 441         if (!the_locking_inset)
 442                 return false;
 443         if (the_locking_inset == inset) {
 444                 the_locking_inset->insetUnlock(bv);
 445                 the_locking_inset = 0;
 446                 if (lr)
 447                         moveRightIntern(bv, true, false);
 448                 old_par = -1; // force layout setting
 449                 if (scroll())
 450                         scroll(bv, 0.0F);
 451                 else
 452                         updateLocal(bv, false);
 453                 return true;
 454         }
 455         return the_locking_inset->unlockInsetInInset(bv, inset, lr);
 456 }
 457
 458
 459 void InsetText::lfunMousePress(FuncRequest const & cmd)
 460 {
 461         no_selection = true;
 462
 463         // use this to check mouse motion for selection!
 464         mouse_x = cmd.x;
 465         mouse_y = cmd.y;
 466
 467         BufferView * bv = cmd.view();
 468         FuncRequest cmd1 = cmd;
 469         cmd1.x -= inset_x;
 470         cmd1.y -= inset_y;
 471         if (!locked)
 472                 lockInset(bv);
 473
 474         int tmp_x = cmd.x;
 475         int tmp_y = cmd.y + dim_.asc - bv->top_y();
 476         InsetOld * inset = getLyXText(bv)->checkInsetHit(tmp_x, tmp_y);
 477
 478         if (the_locking_inset) {
 479                 if (the_locking_inset == inset) {
 480                         the_locking_inset->dispatch(cmd1);
 481                         return;
 482                 }
 483                 // otherwise only unlock the_locking_inset
 484                 the_locking_inset->insetUnlock(bv);
 485                 the_locking_inset = 0;
 486         }
 487         if (!inset)
 488                 no_selection = false;
 489
 490         if (bv->theLockingInset()) {
 491                 if (isHighlyEditableInset(inset)) {
 492                         // We just have to lock the inset before calling a
 493                         // PressEvent on it!
 494                         UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 495                         if (!bv->lockInset(uinset)) {
 496                                 lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 497                         }
 498                         inset->dispatch(cmd1);
 499                         if (the_locking_inset)
 500                                 updateLocal(bv, false);
 501                         return;
 502                 }
 503         }
 504         if (!inset) {
 505                 bool paste_internally = false;
 506                 if (cmd.button() == mouse_button::button2 && getLyXText(bv)->selection.set()) {
 507                         dispatch(FuncRequest(bv, LFUN_COPY));
 508                         paste_internally = true;
 509                 }
 510                 int old_top_y = bv->top_y();
 511
 512                 text_.setCursorFromCoordinates(cmd.x, cmd.y + dim_.asc);
 513                 // set the selection cursor!
 514                 text_.selection.cursor = text_.cursor;
 515                 text_.cursor.x_fix(text_.cursor.x());
 516
 517                 text_.clearSelection();
 518                 updateLocal(bv, false);
 519
 520                 bv->owner()->setLayout(cpar()->layout()->name());
 521
 522                 // we moved the view we cannot do mouse selection in this case!
 523                 if (bv->top_y() != old_top_y)
 524                         no_selection = true;
 525                 old_par = text_.cursor.par();
 526                 // Insert primary selection with middle mouse
 527                 // if there is a local selection in the current buffer,
 528                 // insert this
 529                 if (cmd.button() == mouse_button::button2) {
 530                         if (paste_internally)
 531                                 dispatch(FuncRequest(bv, LFUN_PASTE));
 532                         else
 533                                 dispatch(FuncRequest(bv, LFUN_PASTESELECTION, "paragraph"));
 534                 }
 535         } else {
 536                 getLyXText(bv)->clearSelection();
 537         }
 538 }
 539
 540
 541 bool InsetText::lfunMouseRelease(FuncRequest const & cmd)
 542 {
 543         BufferView * bv = cmd.view();
 544         FuncRequest cmd1 = cmd;
 545         cmd1.x -= inset_x;
 546         cmd1.y -= inset_y;
 547
 548         no_selection = true;
 549         if (the_locking_inset)
 550                 return the_locking_inset->dispatch(cmd1);
 551
 552         int tmp_x = cmd.x;
 553         int tmp_y = cmd.y + dim_.asc - bv->top_y();
 554         InsetOld * inset = getLyXText(bv)->checkInsetHit(tmp_x, tmp_y);
 555         if (!inset)
 556                 return false;
 557
 558         // We still need to deal properly with the whole relative vs.
 559         // absolute mouse co-ords thing in a realiable, sensible way
 560         bool ret = inset->dispatch(cmd1);
 561         updateLocal(bv, false);
 562         return ret;
 563 }
 564
 565
 566 void InsetText::lfunMouseMotion(FuncRequest const & cmd)
 567 {
 568         FuncRequest cmd1 = cmd;
 569         cmd1.x -= inset_x;
 570         cmd1.y -= inset_y;
 571
 572         if (the_locking_inset) {
 573                 the_locking_inset->dispatch(cmd1);
 574                 return;
 575         }
 576
 577         if (no_selection || (mouse_x == cmd.x && mouse_y == cmd.y))
 578                 return;
 579
 580         BufferView * bv = cmd.view();
 581         LyXCursor cur = text_.cursor;
 582         text_.setCursorFromCoordinates (cmd.x, cmd.y + dim_.asc);
 583         text_.cursor.x_fix(text_.cursor.x());
 584         if (cur == text_.cursor)
 585                 return;
 586         text_.setSelection();
 587         updateLocal(bv, false);
 588 }
 589
 590
 591 dispatch_result
 592 InsetText::priv_dispatch(FuncRequest const & cmd,
 593                          idx_type & idx, pos_type & pos)
 594 {
 595         BufferView * bv = cmd.view();
 596         setViewCache(bv);
 597
 598         switch (cmd.action) {
 599         case LFUN_INSET_EDIT: {
 600                 UpdatableInset::priv_dispatch(cmd, idx, pos);
 601
 602                 if (!bv->lockInset(this)) {
 603                         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 604                         return DISPATCHED;
 605                 }
 606
 607                 locked = true;
 608                 the_locking_inset = 0;
 609                 inset_pos = 0;
 610                 inset_x = 0;
 611                 inset_y = 0;
 612                 inset_boundary = false;
 613                 inset_par = -1;
 614                 old_par = -1;
 615
 616
 617                 if (cmd.argument.size()) {
 618                         if (cmd.argument == "left")
 619                                 text_.setCursorIntern(0, 0);
 620                         else
 621                                 text_.setCursor(paragraphs.size() - 1, paragraphs.back().size());
 622                 } else {
 623                         int tmp_y = (cmd.y < 0) ? 0 : cmd.y;
 624                         // we put here -1 and not button as now the button in the
 625                         // edit call should not be needed we will fix this in 1.3.x
 626                         // cycle hopefully (Jug 20020509)
 627                         // FIXME: GUII I've changed this to none: probably WRONG
 628                         if (!checkAndActivateInset(bv, cmd.x, tmp_y, mouse_button::none)) {
 629                                 text_.setCursorFromCoordinates(cmd.x, cmd.y + dim_.asc);
 630                                 text_.cursor.x(text_.cursor.x());
 631                                 text_.cursor.x_fix(text_.cursor.x());
 632                         }
 633                 }
 634
 635                 text_.clearSelection();
 636                 finishUndo();
 637
 638                 // If the inset is empty set the language of the current font to the
 639                 // language to the surronding text (if different).
 640                 if (paragraphs.begin()->empty() &&
 641                     paragraphs.size() == 1 &&
 642                     bv->getParentLanguage(this) != text_.current_font.language())
 643                 {
 644                         LyXFont font(LyXFont::ALL_IGNORE);
 645                         font.setLanguage(bv->getParentLanguage(this));
 646                         setFont(bv, font, false);
 647                 }
 648
 649                 updateLocal(bv, false);
 650                 // Tell the paragraph dialog that we've entered an insettext.
 651                 bv->dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
 652                 return DISPATCHED;
 653         }
 654
 655         case LFUN_MOUSE_PRESS:
 656                 lfunMousePress(cmd);
 657                 return DISPATCHED;
 658
 659         case LFUN_MOUSE_MOTION:
 660                 lfunMouseMotion(cmd);
 661                 return DISPATCHED;
 662
 663         case LFUN_MOUSE_RELEASE:
 664                 return lfunMouseRelease(cmd) ? DISPATCHED : UNDISPATCHED;
 665
 666         default:
 667                 break;
 668         }
 669
 670         bool was_empty = paragraphs.begin()->empty() && paragraphs.size() == 1;
 671         no_selection = false;
 672
 673         dispatch_result result = UpdatableInset::priv_dispatch(cmd, idx, pos);
 674         if (result != UNDISPATCHED)
 675                 return DISPATCHED;
 676
 677         result = DISPATCHED;
 678         if (cmd.action < 0 && cmd.argument.empty())
 679                 return FINISHED;
 680
 681         if (the_locking_inset) {
 682                 result = the_locking_inset->dispatch(cmd);
 683                 if (result == DISPATCHED_NOUPDATE)
 684                         return result;
 685                 if (result == DISPATCHED) {
 686                         updateLocal(bv, false);
 687                         return result;
 688                 }
 689                 if (result >= FINISHED) {
 690                         switch (result) {
 691                         case FINISHED_RIGHT:
 692                                 moveRightIntern(bv, false, false);
 693                                 result = DISPATCHED;
 694                                 break;
 695                         case FINISHED_UP:
 696                                 result = moveUp(bv);
 697                                 if (result >= FINISHED) {
 698                                         updateLocal(bv, false);
 699                                         bv->unlockInset(this);
 700                                 }
 701                                 break;
 702                         case FINISHED_DOWN:
 703                                 result = moveDown(bv);
 704                                 if (result >= FINISHED) {
 705                                         updateLocal(bv, false);
 706                                         bv->unlockInset(this);
 707                                 }
 708                                 break;
 709                         default:
 710                                 result = DISPATCHED;
 711                                 break;
 712                         }
 713                         the_locking_inset = 0;
 714                         updateLocal(bv, false);
 715                         // make sure status gets reset immediately
 716                         bv->owner()->clearMessage();
 717                         return result;
 718                 }
 719         }
 720         bool updflag = false;
 721
 722         switch (cmd.action) {
 723
 724         // Normal chars
 725         case LFUN_SELFINSERT:
 726                 if (bv->buffer()->isReadonly()) {
 727 //          setErrorMessage(N_("Document is read only"));
 728                         break;
 729                 }
 730                 if (!cmd.argument.empty()) {
 731                         /* Automatically delete the currently selected
 732                          * text and replace it with what is being
 733                          * typed in now. Depends on lyxrc settings
 734                          * "auto_region_delete", which defaults to
 735                          * true (on). */
 736 #if 0
 737                         // This should not be needed here and is also WRONG!
 738                         recordUndo(bv, Undo::INSERT, text_.cursorPar());
 739 #endif
 740                         bv->switchKeyMap();
 741
 742                         if (lyxrc.auto_region_delete && text_.selection.set())
 743                                 text_.cutSelection(false, false);
 744                         text_.clearSelection();
 745
 746                         for (string::size_type i = 0; i < cmd.argument.length(); ++i)
 747                                 bv->owner()->getIntl().getTransManager().
 748                                         TranslateAndInsert(cmd.argument[i], &text_);
 749                 }
 750                 text_.selection.cursor = text_.cursor;
 751                 updflag = true;
 752                 result = DISPATCHED_NOUPDATE;
 753                 break;
 754
 755         // cursor movements that need special handling
 756
 757         case LFUN_RIGHT:
 758                 result = moveRight(bv);
 759                 finishUndo();
 760                 break;
 761         case LFUN_LEFT:
 762                 finishUndo();
 763                 result = moveLeft(bv);
 764                 break;
 765         case LFUN_DOWN:
 766                 finishUndo();
 767                 result = moveDown(bv);
 768                 break;
 769         case LFUN_UP:
 770                 finishUndo();
 771                 result = moveUp(bv);
 772                 break;
 773
 774         case LFUN_PRIOR:
 775                 if (crow() == text_.firstRow())
 776                         result = FINISHED_UP;
 777                 else {
 778                         text_.cursorPrevious();
 779                         text_.clearSelection();
 780                         result = DISPATCHED_NOUPDATE;
 781                 }
 782                 break;
 783
 784         case LFUN_NEXT:
 785                 if (crow() == text_.lastRow())
 786                         result = FINISHED_DOWN;
 787                 else {
 788                         text_.cursorNext();
 789                         text_.clearSelection();
 790                         result = DISPATCHED_NOUPDATE;
 791                 }
 792                 break;
 793
 794         case LFUN_BACKSPACE:
 795                 if (text_.selection.set())
 796                         text_.cutSelection(true, false);
 797                 else
 798                         text_.backspace();
 799                 updflag = true;
 800                 break;
 801
 802         case LFUN_DELETE:
 803                 if (text_.selection.set())
 804                         text_.cutSelection(true, false);
 805                 else
 806                         text_.Delete();
 807                 updflag = true;
 808                 break;
 809
 810         case LFUN_PASTE:
 811                 if (!autoBreakRows_) {
 812                         if (CutAndPaste::nrOfParagraphs() > 1) {
 813 #ifdef WITH_WARNINGS
 814 #warning FIXME horrendously bad UI
 815 #endif
 816                                 Alert::error(_("Paste failed"), _("Cannot include more than one paragraph."));
 817                         }
 818                 } else {
 819                         replaceSelection(bv->getLyXText());
 820                         size_t sel_index = 0;
 821                         string const & arg = cmd.argument;
 822                         if (isStrUnsignedInt(arg)) {
 823 #warning FIXME Check if the arg is in the domain of available selections.
 824                                 sel_index = strToUnsignedInt(arg);
 825                         }
 826                         text_.pasteSelection(sel_index);
 827                         // bug 393
 828                         text_.clearSelection();
 829                         updflag = true;
 830                 }
 831                 break;
 832
 833         case LFUN_BREAKPARAGRAPH:
 834                 if (!autoBreakRows_) {
 835                         result = DISPATCHED;
 836                 } else {
 837                         replaceSelection(bv->getLyXText());
 838                         text_.breakParagraph(paragraphs, 0);
 839                         updflag = true;
 840                 }
 841                 break;
 842
 843         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 844                 if (!autoBreakRows_) {
 845                         result = DISPATCHED;
 846                 } else {
 847                         replaceSelection(bv->getLyXText());
 848                         text_.breakParagraph(paragraphs, 1);
 849                         updflag = true;
 850                 }
 851                 break;
 852
 853         case LFUN_BREAKLINE: {
 854                 if (!autoBreakRows_) {
 855                         result = DISPATCHED;
 856                 } else {
 857                         replaceSelection(bv->getLyXText());
 858                         text_.insertInset(new InsetNewline);
 859                         updflag = true;
 860                 }
 861                 break;
 862         }
 863
 864         case LFUN_LAYOUT:
 865                 // do not set layouts on non breakable textinsets
 866                 if (autoBreakRows_) {
 867                         string cur_layout = cpar()->layout()->name();
 868
 869                         // Derive layout number from given argument (string)
 870                         // and current buffer's textclass (number).
 871                         LyXTextClass const & tclass =
 872                                 bv->buffer()->params().getLyXTextClass();
 873                         string layout = cmd.argument;
 874                         bool hasLayout = tclass.hasLayout(layout);
 875
 876                         // If the entry is obsolete, use the new one instead.
 877                         if (hasLayout) {
 878                                 string const & obs = tclass[layout]->obsoleted_by();
 879                                 if (!obs.empty())
 880                                         layout = obs;
 881                         }
 882
 883                         // see if we found the layout number:
 884                         if (!hasLayout) {
 885                                 FuncRequest lf(LFUN_MESSAGE, N_("Layout ") + cmd.argument + N_(" not known"));
 886                                 bv->owner()->dispatch(lf);
 887                                 break;
 888                         }
 889
 890                         if (cur_layout != layout) {
 891                                 cur_layout = layout;
 892                                 text_.setLayout(layout);
 893                                 bv->owner()->setLayout(cpar()->layout()->name());
 894                                 updflag = true;
 895                         }
 896                 } else {
 897                         // reset the layout box
 898                         bv->owner()->setLayout(cpar()->layout()->name());
 899                 }
 900                 break;
 901
 902         default:
 903                 if (!bv->dispatch(cmd))
 904                         result = UNDISPATCHED;
 905                 break;
 906         }
 907
 908         updateLocal(bv, updflag);
 909
 910         /// If the action has deleted all text in the inset, we need to change the
 911         // language to the language of the surronding text.
 912         if (!was_empty && paragraphs.begin()->empty() &&
 913             paragraphs.size() == 1) {
 914                 LyXFont font(LyXFont::ALL_IGNORE);
 915                 font.setLanguage(bv->getParentLanguage(this));
 916                 setFont(bv, font, false);
 917         }
 918
 919         if (result >= FINISHED)
 920                 bv->unlockInset(this);
 921
 922         if (result == DISPATCHED_NOUPDATE)
 923                 result = DISPATCHED;
 924         return result;
 925 }
 926
 927
 928 int InsetText::latex(Buffer const & buf, ostream & os,
 929                      LatexRunParams const & runparams) const
 930 {
 931         TexRow texrow;
 932         latexParagraphs(buf, paragraphs, os, texrow, runparams);
 933         return texrow.rows();
 934 }
 935
 936
 937 int InsetText::ascii(Buffer const & buf, ostream & os, int linelen) const
 938 {
 939         unsigned int lines = 0;
 940
 941         ParagraphList::const_iterator beg = paragraphs.begin();
 942         ParagraphList::const_iterator end = paragraphs.end();
 943         ParagraphList::const_iterator it = beg;
 944         for (; it != end; ++it) {
 945                 string const tmp = buf.asciiParagraph(*it, linelen, it == beg);
 946                 lines += lyx::count(tmp.begin(), tmp.end(), '\n');
 947                 os << tmp;
 948         }
 949         return lines;
 950 }
 951
 952
 953 int InsetText::linuxdoc(Buffer const & buf, ostream & os) const
 954 {
 955         ParagraphList::iterator pit = const_cast<ParagraphList&>(paragraphs).begin();
 956         ParagraphList::iterator pend = const_cast<ParagraphList&>(paragraphs).end();
 957
 958         // There is a confusion between the empty paragraph and the default paragraph
 959         // The default paragraph is <p></p>, the empty paragraph is *empty*
 960         // Since none of the floats of linuxdoc accepts standard paragraphs
 961         // I disable them. I don't expect problems. (jamatos 2003/07/27)
 962         for (; pit != pend; ++pit) {
 963                 const string name = pit->layout()->latexname();
 964                 if (name != "p")
 965                         sgml::openTag(os, 1, 0, name);
 966                 buf.simpleLinuxDocOnePar(os, pit, 0);
 967                 if (name != "p")
 968                         sgml::closeTag(os, 1, 0, name);
 969         }
 970         return 0;
 971 }
 972
 973
 974 int InsetText::docbook(Buffer const & buf, ostream & os, bool mixcont) const
 975 {
 976         unsigned int lines = 0;
 977
 978         vector<string> environment_stack(10);
 979         vector<string> environment_inner(10);
 980
 981         int const command_depth = 0;
 982         string item_name;
 983
 984         Paragraph::depth_type depth = 0; // paragraph depth
 985
 986         ParagraphList::iterator pit = const_cast<ParagraphList&>(paragraphs).begin();
 987         ParagraphList::iterator pend = const_cast<ParagraphList&>(paragraphs).end();
 988
 989         for (; pit != pend; ++pit) {
 990                 int desc_on = 0; // description mode
 991
 992                 LyXLayout_ptr const & style = pit->layout();
 993
 994                 // environment tag closing
 995                 for (; depth > pit->params().depth(); --depth) {
 996                         if (environment_inner[depth] != "!-- --") {
 997                                 item_name = "listitem";
 998                                 lines += sgml::closeTag(os, command_depth + depth, mixcont, item_name);
 999                                 if (environment_inner[depth] == "varlistentry")
1000                                         lines += sgml::closeTag(os, depth+command_depth, mixcont, environment_inner[depth]);
1001                         }
1002                         lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
1003                         environment_stack[depth].erase();
1004                         environment_inner[depth].erase();
1005                 }
1006
1007                 if (depth == pit->params().depth()
1008                    && environment_stack[depth] != style->latexname()
1009                    && !environment_stack[depth].empty()) {
1010                         if (environment_inner[depth] != "!-- --") {
1011                                 item_name= "listitem";
1012                                 lines += sgml::closeTag(os, command_depth+depth, mixcont, item_name);
1013                                 if (environment_inner[depth] == "varlistentry")
1014                                         lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_inner[depth]);
1015                         }
1016
1017                         lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
1018
1019                         environment_stack[depth].erase();
1020                         environment_inner[depth].erase();
1021                 }
1022
1023                 // Write opening SGML tags.
1024                 switch (style->latextype) {
1025                 case LATEX_PARAGRAPH:
1026                         lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexname());
1027                         break;
1028
1029                 case LATEX_COMMAND:
1030                         buf.error(ErrorItem(_("Error"), _("LatexType Command not allowed here.\n"), pit->id(), 0, pit->size()));
1031                         return -1;
1032                         break;
1033
1034                 case LATEX_ENVIRONMENT:
1035                 case LATEX_ITEM_ENVIRONMENT:
1036                         if (depth < pit->params().depth()) {
1037                                 depth = pit->params().depth();
1038                                 environment_stack[depth].erase();
1039                         }
1040
1041                         if (environment_stack[depth] != style->latexname()) {
1042                                 if (environment_stack.size() == depth + 1) {
1043                                         environment_stack.push_back("!-- --");
1044                                         environment_inner.push_back("!-- --");
1045                                 }
1046                                 environment_stack[depth] = style->latexname();
1047                                 environment_inner[depth] = "!-- --";
1048                                 lines += sgml::openTag(os, depth + command_depth, mixcont, environment_stack[depth]);
1049                         } else {
1050                                 if (environment_inner[depth] != "!-- --") {
1051                                         item_name= "listitem";
1052                                         lines += sgml::closeTag(os, command_depth + depth, mixcont, item_name);
1053                                         if (environment_inner[depth] == "varlistentry")
1054                                                 lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_inner[depth]);
1055                                 }
1056                         }
1057
1058                         if (style->latextype == LATEX_ENVIRONMENT) {
1059                                 if (!style->latexparam().empty()) {
1060                                         if (style->latexparam() == "CDATA")
1061                                                 os << "<![CDATA[";
1062                                         else
1063                                           lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexparam());
1064                                 }
1065                                 break;
1066                         }
1067
1068                         desc_on = (style->labeltype == LABEL_MANUAL);
1069
1070                         environment_inner[depth] = desc_on ? "varlistentry" : "listitem";
1071                         lines += sgml::openTag(os, depth + 1 + command_depth, mixcont, environment_inner[depth]);
1072
1073                         item_name = desc_on ? "term" : "para";
1074                         lines += sgml::openTag(os, depth + 1 + command_depth, mixcont, item_name);
1075
1076                         break;
1077                 default:
1078                         lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexname());
1079                         break;
1080                 }
1081
1082                 buf.simpleDocBookOnePar(os, pit, desc_on, depth + 1 + command_depth);
1083
1084                 string end_tag;
1085                 // write closing SGML tags
1086                 switch (style->latextype) {
1087                 case LATEX_ENVIRONMENT:
1088                         if (!style->latexparam().empty()) {
1089                                 if (style->latexparam() == "CDATA")
1090                                         os << "]]>";
1091                                 else
1092                                         lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexparam());
1093                         }
1094                         break;
1095                 case LATEX_ITEM_ENVIRONMENT:
1096                         if (desc_on == 1)
1097                                 break;
1098                         end_tag= "para";
1099                         lines += sgml::closeTag(os, depth + 1 + command_depth, mixcont, end_tag);
1100                         break;
1101                 case LATEX_PARAGRAPH:
1102                         lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexname());
1103                         break;
1104                 default:
1105                         lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexname());
1106                         break;
1107                 }
1108         }
1109
1110         // Close open tags
1111         for (int d = depth; d >= 0; --d) {
1112                 if (!environment_stack[depth].empty()) {
1113                         if (environment_inner[depth] != "!-- --") {
1114                                 item_name = "listitem";
1115                                 lines += sgml::closeTag(os, command_depth + depth, mixcont, item_name);
1116                                if (environment_inner[depth] == "varlistentry")
1117                                        lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_inner[depth]);
1118                         }
1119
1120                         lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
1121                 }
1122         }
1123
1124         return lines;
1125 }
1126
1127
1128 void InsetText::validate(LaTeXFeatures & features) const
1129 {
1130         for_each(paragraphs.begin(), paragraphs.end(),
1131                  boost::bind(&Paragraph::validate, _1, boost::ref(features)));
1132 }
1133
1134
1135 void InsetText::getCursor(BufferView & bv, int & x, int & y) const
1136 {
1137         if (the_locking_inset) {
1138                 the_locking_inset->getCursor(bv, x, y);
1139                 return;
1140         }
1141         x = cx();
1142         y = cy() + InsetText::y();
1143 }
1144
1145
1146 void InsetText::getCursorPos(BufferView * bv, int & x, int & y) const
1147 {
1148         if (the_locking_inset) {
1149                 the_locking_inset->getCursorPos(bv, x, y);
1150                 return;
1151         }
1152         x = cx() - top_x - TEXT_TO_INSET_OFFSET;
1153         y = cy() - TEXT_TO_INSET_OFFSET;
1154 }
1155
1156
1157 int InsetText::insetInInsetY() const
1158 {
1159         if (!the_locking_inset)
1160                 return 0;
1161
1162         return inset_y + the_locking_inset->insetInInsetY();
1163 }
1164
1165
1166 void InsetText::fitInsetCursor(BufferView * bv) const
1167 {
1168         if (the_locking_inset) {
1169                 the_locking_inset->fitInsetCursor(bv);
1170                 return;
1171         }
1172
1173         LyXFont const font = text_.getFont(cpar(), cpos());
1174
1175         int const asc = font_metrics::maxAscent(font);
1176         int const desc = font_metrics::maxDescent(font);
1177
1178         bv->fitLockedInsetCursor(cx(), cy(), asc, desc);
1179 }
1180
1181
1182 dispatch_result InsetText::moveRight(BufferView * bv)
1183 {
1184         if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
1185                 return moveLeftIntern(bv, false, true, false);
1186         else
1187                 return moveRightIntern(bv, true, true, false);
1188 }
1189
1190
1191 dispatch_result InsetText::moveLeft(BufferView * bv)
1192 {
1193         if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
1194                 return moveRightIntern(bv, true, true, false);
1195         else
1196                 return moveLeftIntern(bv, false, true, false);
1197 }
1198
1199
1200 dispatch_result
1201 InsetText::moveRightIntern(BufferView * bv, bool front,
1202                            bool activate_inset, bool selecting)
1203 {
1204         ParagraphList::iterator c_par = cpar();
1205
1206         if (boost::next(c_par) == paragraphs.end() && cpos() >= c_par->size())
1207                 return FINISHED_RIGHT;
1208         if (activate_inset && checkAndActivateInset(bv, front))
1209                 return DISPATCHED;
1210         text_.cursorRight(bv);
1211         if (!selecting)
1212                 text_.clearSelection();
1213         return DISPATCHED_NOUPDATE;
1214 }
1215
1216
1217 dispatch_result
1218 InsetText::moveLeftIntern(BufferView * bv, bool front,
1219                           bool activate_inset, bool selecting)
1220 {
1221         if (cpar() == paragraphs.begin() && cpos() <= 0)
1222                 return FINISHED;
1223         text_.cursorLeft(bv);
1224         if (!selecting)
1225                 text_.clearSelection();
1226         if (activate_inset && checkAndActivateInset(bv, front))
1227                 return DISPATCHED;
1228         return DISPATCHED_NOUPDATE;
1229 }
1230
1231
1232 dispatch_result InsetText::moveUp(BufferView * bv)
1233 {
1234         if (crow() == text_.firstRow())
1235                 return FINISHED_UP;
1236         text_.cursorUp(bv);
1237         text_.clearSelection();
1238         return DISPATCHED_NOUPDATE;
1239 }
1240
1241
1242 dispatch_result InsetText::moveDown(BufferView * bv)
1243 {
1244         if (crow() == text_.lastRow())
1245                 return FINISHED_DOWN;
1246         text_.cursorDown(bv);
1247         text_.clearSelection();
1248         return DISPATCHED_NOUPDATE;
1249 }
1250
1251
1252 bool InsetText::insertInset(BufferView * bv, InsetOld * inset)
1253 {
1254         if (the_locking_inset) {
1255                 if (the_locking_inset->insetAllowed(inset))
1256                         return the_locking_inset->insertInset(bv, inset);
1257                 return false;
1258         }
1259         inset->setOwner(this);
1260         text_.insertInset(inset);
1261         bv->fitCursor();
1262         updateLocal(bv, true);
1263         return true;
1264 }
1265
1266
1267 bool InsetText::insetAllowed(InsetOld::Code code) const
1268 {
1269         // in_insetAllowed is a really gross hack,
1270         // to allow us to call the owner's insetAllowed
1271         // without stack overflow, which can happen
1272         // when the owner uses InsetCollapsable::insetAllowed()
1273         bool ret = true;
1274         if (in_insetAllowed)
1275                 return ret;
1276         in_insetAllowed = true;
1277         if (the_locking_inset)
1278                 ret = the_locking_inset->insetAllowed(code);
1279         else if (owner())
1280                 ret = owner()->insetAllowed(code);
1281         in_insetAllowed = false;
1282         return ret;
1283 }
1284
1285
1286 UpdatableInset * InsetText::getLockingInset() const
1287 {
1288         return the_locking_inset ? the_locking_inset->getLockingInset() :
1289                 const_cast<InsetText *>(this);
1290 }
1291
1292
1293 UpdatableInset * InsetText::getFirstLockingInsetOfType(InsetOld::Code c)
1294 {
1295         if (c == lyxCode())
1296                 return this;
1297         if (the_locking_inset)
1298                 return the_locking_inset->getFirstLockingInsetOfType(c);
1299         return 0;
1300 }
1301
1302
1303 bool InsetText::showInsetDialog(BufferView * bv) const
1304 {
1305         if (the_locking_inset)
1306                 return the_locking_inset->showInsetDialog(bv);
1307         return false;
1308 }
1309
1310
1311 void InsetText::getLabelList(Buffer const & buffer,
1312                              std::vector<string> & list) const
1313 {
1314         ParagraphList::const_iterator pit = paragraphs.begin();
1315         ParagraphList::const_iterator pend = paragraphs.end();
1316         for (; pit != pend; ++pit) {
1317                 InsetList::const_iterator beg = pit->insetlist.begin();
1318                 InsetList::const_iterator end = pit->insetlist.end();
1319                 for (; beg != end; ++beg)
1320                         beg->inset->getLabelList(buffer, list);
1321         }
1322 }
1323
1324
1325 void InsetText::setFont(BufferView * bv, LyXFont const & font, bool toggleall,
1326                         bool selectall)
1327 {
1328         if (the_locking_inset) {
1329                 the_locking_inset->setFont(bv, font, toggleall, selectall);
1330                 return;
1331         }
1332
1333         if ((paragraphs.size() == 1 && paragraphs.begin()->empty())
1334             || cpar()->empty()) {
1335                 text_.setFont(font, toggleall);
1336                 return;
1337         }
1338
1339
1340         if (text_.selection.set())
1341                 text_.recUndo(text_.cursor.par());
1342
1343         if (selectall) {
1344                 text_.cursorTop();
1345                 text_.selection.cursor = text_.cursor;
1346                 text_.cursorBottom();
1347                 text_.setSelection();
1348         }
1349
1350         text_.toggleFree(font, toggleall);
1351
1352         if (selectall)
1353                 text_.clearSelection();
1354
1355         bv->fitCursor();
1356         updateLocal(bv, true);
1357 }
1358
1359
1360 bool InsetText::checkAndActivateInset(BufferView * bv, bool front)
1361 {
1362         if (cpos() == cpar()->size())
1363                 return false;
1364         InsetOld * inset = cpar()->getInset(cpos());
1365         if (!isHighlyEditableInset(inset))
1366                 return false;
1367         FuncRequest cmd(bv, LFUN_INSET_EDIT, front ? "left" : "right");
1368         inset->dispatch(cmd);
1369         if (!the_locking_inset)
1370                 return false;
1371         updateLocal(bv, false);
1372         return true;
1373 }
1374
1375
1376 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1377                                       mouse_button::state button)
1378 {
1379         int dummyx = x;
1380         int dummyy = y + dim_.asc;
1381         InsetOld * inset = getLyXText(bv)->checkInsetHit(dummyx, dummyy);
1382         // we only do the edit() call if the inset was hit by the mouse
1383         // or if it is a highly editable inset. So we should call this
1384         // function from our own edit with button < 0.
1385         // FIXME: GUII jbl. I've changed this to ::none for now which is probably
1386         // WRONG
1387         if (button == mouse_button::none && !isHighlyEditableInset(inset))
1388                 return false;
1389
1390         if (!inset)
1391                 return false;
1392         if (x < 0)
1393                 x = dim_.wid;
1394         if (y < 0)
1395                 y = dim_.des;
1396         inset_x = cx() - top_x;
1397         inset_y = cy();
1398         FuncRequest cmd(bv, LFUN_INSET_EDIT, x - inset_x, y - inset_y, button);
1399         inset->dispatch(cmd);
1400         if (!the_locking_inset)
1401                 return false;
1402         updateLocal(bv, false);
1403         return true;
1404 }
1405
1406
1407 void InsetText::markNew(bool track_changes)
1408 {
1409         ParagraphList::iterator pit = paragraphs.begin();
1410         ParagraphList::iterator end = paragraphs.end();
1411         for (; pit != end; ++pit) {
1412                 if (track_changes) {
1413                         pit->trackChanges();
1414                 } else {
1415                         // no-op when not tracking
1416                         pit->cleanChanges();
1417                 }
1418         }
1419 }
1420
1421
1422 void InsetText::setText(string const & data, LyXFont const & font)
1423 {
1424         clear(false);
1425         for (unsigned int i = 0; i < data.length(); ++i)
1426                 paragraphs.begin()->insertChar(i, data[i], font);
1427 }
1428
1429
1430 void InsetText::setAutoBreakRows(bool flag)
1431 {
1432         if (flag != autoBreakRows_) {
1433                 autoBreakRows_ = flag;
1434                 if (!flag)
1435                         removeNewlines();
1436         }
1437 }
1438
1439
1440 void InsetText::setDrawFrame(DrawFrame how)
1441 {
1442         drawFrame_ = how;
1443 }
1444
1445
1446 LColor_color InsetText::frameColor() const
1447 {
1448         return LColor::color(frame_color_);
1449 }
1450
1451
1452 void InsetText::setFrameColor(LColor_color col)
1453 {
1454         frame_color_ = col;
1455 }
1456
1457
1458 int InsetText::cx() const
1459 {
1460         int x = text_.cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1461         if (the_locking_inset) {
1462                 LyXFont font = text_.getFont(text_.cursorPar(), text_.cursor.pos());
1463                 if (font.isVisibleRightToLeft())
1464                         x -= the_locking_inset->width();
1465         }
1466         return x;
1467 }
1468
1469
1470 int InsetText::cy() const
1471 {
1472         return text_.cursor.y() - dim_.asc + TEXT_TO_INSET_OFFSET;
1473 }
1474
1475
1476 pos_type InsetText::cpos() const
1477 {
1478         return text_.cursor.pos();
1479 }
1480
1481
1482 ParagraphList::iterator InsetText::cpar() const
1483 {
1484         return text_.cursorPar();
1485 }
1486
1487
1488 bool InsetText::cboundary() const
1489 {
1490         return text_.cursor.boundary();
1491 }
1492
1493
1494 RowList::iterator InsetText::crow() const
1495 {
1496         return text_.cursorRow();
1497 }
1498
1499
1500 LyXText * InsetText::getLyXText(BufferView const * bv,
1501                                 bool const recursive) const
1502 {
1503         setViewCache(bv);
1504         if (recursive && the_locking_inset)
1505                 return the_locking_inset->getLyXText(bv, true);
1506         return &text_;
1507 }
1508
1509
1510 void InsetText::setViewCache(BufferView const * bv) const
1511 {
1512         if (bv) {
1513                 if (bv != text_.bv_owner) {
1514                         //lyxerr << "setting view cache from "
1515                         //      << text_.bv_owner << " to " << bv << "\n";
1516                         text_.init(const_cast<BufferView *>(bv));
1517                 }
1518                 text_.bv_owner = const_cast<BufferView *>(bv);
1519         }
1520 }
1521
1522
1523 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1524 {
1525         if (recursive) {
1526                 /// then remove all LyXText in text-insets
1527                 for_each(const_cast<ParagraphList&>(paragraphs).begin(),
1528                          const_cast<ParagraphList&>(paragraphs).end(),
1529                          boost::bind(&Paragraph::deleteInsetsLyXText, _1, bv));
1530         }
1531 }
1532
1533
1534 void InsetText::removeNewlines()
1535 {
1536         ParagraphList::iterator it = paragraphs.begin();
1537         ParagraphList::iterator end = paragraphs.end();
1538         for (; it != end; ++it)
1539                 for (int i = 0; i < it->size(); ++i)
1540                         if (it->isNewline(i))
1541                                 it->erase(i);
1542 }
1543
1544
1545 int InsetText::scroll(bool recursive) const
1546 {
1547         int sx = UpdatableInset::scroll(false);
1548
1549         if (recursive && the_locking_inset)
1550                 sx += the_locking_inset->scroll(recursive);
1551
1552         return sx;
1553 }
1554
1555
1556 void InsetText::clearSelection(BufferView *)
1557 {
1558         text_.clearSelection();
1559 }
1560
1561
1562 void InsetText::clearInset(BufferView * bv, int start_x, int baseline) const
1563 {
1564         Painter & pain = bv->painter();
1565         int w = dim_.wid;
1566         int h = dim_.asc + dim_.des;
1567         int ty = baseline - dim_.asc;
1568
1569         if (ty < 0) {
1570                 h += ty;
1571                 ty = 0;
1572         }
1573         if (ty + h > pain.paperHeight())
1574                 h = pain.paperHeight();
1575         if (top_x + w > pain.paperWidth())
1576                 w = pain.paperWidth();
1577         pain.fillRectangle(start_x + 1, ty + 1, w - 3, h - 1, backgroundColor());
1578 }
1579
1580
1581 ParagraphList * InsetText::getParagraphs(int i) const
1582 {
1583         return (i == 0) ? const_cast<ParagraphList*>(&paragraphs) : 0;
1584 }
1585
1586
1587 LyXText * InsetText::getText(int i) const
1588 {
1589         return (i == 0) ? const_cast<LyXText*>(&text_) : 0;
1590 }
1591
1592
1593 LyXCursor const & InsetText::cursor(BufferView * bv) const
1594 {
1595         if (the_locking_inset)
1596                 return the_locking_inset->cursor(bv);
1597         return getLyXText(bv)->cursor;
1598 }
1599
1600
1601 InsetOld * InsetText::getInsetFromID(int id_arg) const
1602 {
1603         if (id_arg == id())
1604                 return const_cast<InsetText *>(this);
1605
1606         ParagraphList::const_iterator pit = paragraphs.begin();
1607         ParagraphList::const_iterator pend = paragraphs.end();
1608         for (; pit != pend; ++pit) {
1609                 InsetList::const_iterator it = pit->insetlist.begin();
1610                 InsetList::const_iterator end = pit->insetlist.end();
1611                 for (; it != end; ++it) {
1612                         if (it->inset->id() == id_arg)
1613                                 return it->inset;
1614                         InsetOld * in = it->inset->getInsetFromID(id_arg);
1615                         if (in)
1616                                 return in;
1617                 }
1618         }
1619         return 0;
1620 }
1621
1622
1623 WordLangTuple const
1624 InsetText::selectNextWordToSpellcheck(BufferView * bv, float & value) const
1625 {
1626         WordLangTuple word;
1627         if (the_locking_inset) {
1628                 word = the_locking_inset->selectNextWordToSpellcheck(bv, value);
1629                 if (!word.word().empty()) {
1630                         value += cy();
1631                         return word;
1632                 }
1633                 // we have to go on checking so move cursor to the next char
1634                 text_.cursor.pos(text_.cursor.pos() + 1);
1635         }
1636         word = text_.selectNextWordToSpellcheck(value);
1637         if (word.word().empty())
1638                 bv->unlockInset(const_cast<InsetText *>(this));
1639         else
1640                 value = cy();
1641         return word;
1642 }
1643
1644
1645 void InsetText::selectSelectedWord(BufferView * bv)
1646 {
1647         if (the_locking_inset) {
1648                 the_locking_inset->selectSelectedWord(bv);
1649                 return;
1650         }
1651         getLyXText(bv)->selectSelectedWord();
1652         updateLocal(bv, false);
1653 }
1654
1655
1656 bool InsetText::nextChange(BufferView * bv, lyx::pos_type & length)
1657 {
1658         if (the_locking_inset) {
1659                 if (the_locking_inset->nextChange(bv, length))
1660                         return true;
1661                 text_.cursorRight(true);
1662         }
1663         lyx::find::SearchResult result =
1664                 lyx::find::findNextChange(bv, &text_, length);
1665
1666         if (result == lyx::find::SR_FOUND) {
1667                 LyXCursor cur = text_.cursor;
1668                 bv->unlockInset(bv->theLockingInset());
1669                 if (bv->lockInset(this))
1670                         locked = true;
1671                 text_.cursor = cur;
1672                 text_.setSelectionRange(length);
1673                 updateLocal(bv, false);
1674         }
1675         return result != lyx::find::SR_NOT_FOUND;
1676 }
1677
1678
1679 bool InsetText::searchForward(BufferView * bv, string const & str,
1680                               bool cs, bool mw)
1681 {
1682         if (the_locking_inset) {
1683                 if (the_locking_inset->searchForward(bv, str, cs, mw))
1684                         return true;
1685                 text_.cursorRight(true);
1686         }
1687         lyx::find::SearchResult result =
1688                 lyx::find::find(bv, &text_, str, true, cs, mw);
1689
1690         if (result == lyx::find::SR_FOUND) {
1691                 LyXCursor cur = text_.cursor;
1692                 bv->unlockInset(bv->theLockingInset());
1693                 if (bv->lockInset(this))
1694                         locked = true;
1695                 text_.cursor = cur;
1696                 text_.setSelectionRange(str.length());
1697                 updateLocal(bv, false);
1698         }
1699         return result != lyx::find::SR_NOT_FOUND;
1700 }
1701
1702
1703 bool InsetText::searchBackward(BufferView * bv, string const & str,
1704                                bool cs, bool mw)
1705 {
1706         if (the_locking_inset) {
1707                 if (the_locking_inset->searchBackward(bv, str, cs, mw))
1708                         return true;
1709         }
1710         if (!locked) {
1711                 text_.setCursor(paragraphs.size() - 1, paragraphs.back().size());
1712         }
1713         lyx::find::SearchResult result =
1714                 lyx::find::find(bv, &text_, str, false, cs, mw);
1715
1716         if (result == lyx::find::SR_FOUND) {
1717                 LyXCursor cur = text_.cursor;
1718                 bv->unlockInset(bv->theLockingInset());
1719                 if (bv->lockInset(this))
1720                         locked = true;
1721                 text_.cursor = cur;
1722                 text_.setSelectionRange(str.length());
1723                 updateLocal(bv, false);
1724         }
1725         return result != lyx::find::SR_NOT_FOUND;
1726 }
1727
1728
1729 bool InsetText::checkInsertChar(LyXFont & font)
1730 {
1731         return owner() ? owner()->checkInsertChar(font) : true;
1732 }
1733
1734
1735 void InsetText::collapseParagraphs(BufferView * bv)
1736 {
1737         while (paragraphs.size() > 1) {
1738                 ParagraphList::iterator const first = paragraphs.begin();
1739                 ParagraphList::iterator second = first;
1740                 advance(second, 1);
1741                 size_t const first_par_size = first->size();
1742
1743                 if (!first->empty() &&
1744                     !second->empty() &&
1745                     !first->isSeparator(first_par_size - 1)) {
1746                         first->insertChar(first_par_size, ' ');
1747                 }
1748
1749 #warning probably broken
1750                 if (text_.selection.set()) {
1751                         if (text_.selection.start.par() == 1) {
1752                                 text_.selection.start.par(1);
1753                                 text_.selection.start.pos(text_.selection.start.pos() + first_par_size);
1754                         }
1755                         if (text_.selection.end.par() == 2) {
1756                                 text_.selection.end.par(1);
1757                                 text_.selection.end.pos(text_.selection.end.pos() + first_par_size);
1758                         }
1759                 }
1760
1761                 mergeParagraph(bv->buffer()->params(), paragraphs, first);
1762         }
1763 }
1764
1765
1766 void InsetText::getDrawFont(LyXFont & font) const
1767 {
1768         if (!owner())
1769                 return;
1770         owner()->getDrawFont(font);
1771 }
1772
1773
1774 void InsetText::appendParagraphs(Buffer * buffer, ParagraphList & plist)
1775 {
1776 #warning FIXME Check if Changes stuff needs changing here. (Lgb)
1777 // And it probably does. You have to take a look at this John. (Lgb)
1778 #warning John, have a look here. (Lgb)
1779         ParagraphList::iterator pit = plist.begin();
1780         ParagraphList::iterator ins = paragraphs.insert(paragraphs.end(), *pit);
1781         ++pit;
1782         mergeParagraph(buffer->params(), paragraphs, boost::prior(ins));
1783
1784         ParagraphList::iterator pend = plist.end();
1785         for (; pit != pend; ++pit)
1786                 paragraphs.push_back(*pit);
1787 }
1788
1789
1790 void InsetText::addPreview(PreviewLoader & loader) const
1791 {
1792         ParagraphList::const_iterator pit = paragraphs.begin();
1793         ParagraphList::const_iterator pend = paragraphs.end();
1794
1795         for (; pit != pend; ++pit) {
1796                 InsetList::const_iterator it  = pit->insetlist.begin();
1797                 InsetList::const_iterator end = pit->insetlist.end();
1798                 for (; it != end; ++it)
1799                         it->inset->addPreview(loader);
1800         }
1801 }