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 "dispatchresult.h"
  22 #include "errorlist.h"
  23 #include "funcrequest.h"
  24 #include "gettext.h"
  25 #include "intl.h"
  26 #include "LColor.h"
  27 #include "lyxfind.h"
  28 #include "lyxlex.h"
  29 #include "lyxrc.h"
  30 #include "metricsinfo.h"
  31 #include "paragraph.h"
  32 #include "paragraph_funcs.h"
  33 #include "ParagraphParameters.h"
  34 #include "rowpainter.h"
  35 #include "sgml.h"
  36 #include "texrow.h"
  37 #include "undo.h"
  38 #include "WordLangTuple.h"
  39
  40 #include "frontends/Alert.h"
  41 #include "frontends/font_metrics.h"
  42 #include "frontends/LyXView.h"
  43 #include "frontends/Painter.h"
  44
  45 #include "support/lyxalgo.h" // lyx::count
  46
  47 #include <boost/bind.hpp>
  48
  49 using bv_funcs::replaceSelection;
  50
  51 using lyx::pos_type;
  52
  53 using lyx::graphics::PreviewLoader;
  54
  55 using lyx::support::isStrUnsignedInt;
  56 using lyx::support::strToUnsignedInt;
  57
  58 using std::endl;
  59 using std::for_each;
  60 using std::max;
  61 using std::string;
  62 using std::auto_ptr;
  63 using std::ostream;
  64 using std::vector;
  65
  66
  67 InsetText::InsetText(BufferParams const & bp)
  68         : UpdatableInset(),
  69           paragraphs(1),
  70           autoBreakRows_(false),
  71           drawFrame_(NEVER),
  72           frame_color_(LColor::insetframe),
  73           text_(0, this, true, paragraphs)
  74 {
  75         textwidth_ = 0; // broken
  76         paragraphs.begin()->layout(bp.getLyXTextClass().defaultLayout());
  77         if (bp.tracking_changes)
  78                 paragraphs.begin()->trackChanges();
  79         init();
  80 }
  81
  82
  83 InsetText::InsetText(InsetText const & in)
  84         : UpdatableInset(in),
  85           text_(in.text_.bv_owner, this, true, paragraphs)
  86 {
  87         // this is ugly...
  88         operator=(in);
  89 }
  90
  91
  92 void InsetText::operator=(InsetText const & in)
  93 {
  94         UpdatableInset::operator=(in);
  95         paragraphs = in.paragraphs;
  96         autoBreakRows_ = in.autoBreakRows_;
  97         drawFrame_ = in.drawFrame_;
  98         frame_color_ = in.frame_color_;
  99         textwidth_ = in.textwidth_;
 100         text_ = LyXText(in.text_.bv_owner, this, true, paragraphs);
 101         init();
 102 }
 103
 104
 105 void InsetText::init()
 106 {
 107         ParagraphList::iterator pit = paragraphs.begin();
 108         ParagraphList::iterator end = paragraphs.end();
 109         for (; pit != end; ++pit)
 110                 pit->setInsetOwner(this);
 111         text_.paragraphs_ = &paragraphs;
 112         top_y = 0;
 113
 114         locked = false;
 115         inset_par = -1;
 116         inset_pos = 0;
 117         inset_x = 0;
 118         inset_y = 0;
 119         no_selection = true;
 120         the_locking_inset = 0;
 121         old_par = -1;
 122         in_insetAllowed = false;
 123         mouse_x = 0;
 124         mouse_y = 0;
 125 }
 126
 127
 128 void InsetText::clear(bool just_mark_erased)
 129 {
 130         if (just_mark_erased) {
 131                 ParagraphList::iterator it = paragraphs.begin();
 132                 ParagraphList::iterator end = paragraphs.end();
 133                 for (; it != end; ++it)
 134                         it->markErased();
 135                 return;
 136         }
 137
 138         // This is a gross hack...
 139         LyXLayout_ptr old_layout = paragraphs.begin()->layout();
 140
 141         paragraphs.clear();
 142         paragraphs.push_back(Paragraph());
 143         paragraphs.begin()->setInsetOwner(this);
 144         paragraphs.begin()->layout(old_layout);
 145 }
 146
 147
 148 auto_ptr<InsetBase> InsetText::clone() const
 149 {
 150         return auto_ptr<InsetBase>(new InsetText(*this));
 151 }
 152
 153
 154 void InsetText::write(Buffer const & buf, ostream & os) const
 155 {
 156         os << "Text\n";
 157         writeParagraphData(buf, os);
 158 }
 159
 160
 161 void InsetText::writeParagraphData(Buffer const & buf, ostream & os) const
 162 {
 163         ParagraphList::const_iterator it = paragraphs.begin();
 164         ParagraphList::const_iterator end = paragraphs.end();
 165         Paragraph::depth_type dth = 0;
 166         for (; it != end; ++it) {
 167                 it->write(buf, os, buf.params(), dth);
 168         }
 169 }
 170
 171
 172 void InsetText::read(Buffer const & buf, LyXLex & lex)
 173 {
 174         string token;
 175         Paragraph::depth_type depth = 0;
 176
 177         clear(false);
 178
 179 #warning John, look here. Doesnt make much sense.
 180         if (buf.params().tracking_changes)
 181                 paragraphs.begin()->trackChanges();
 182
 183         // delete the initial paragraph
 184         Paragraph oldpar = *paragraphs.begin();
 185         paragraphs.clear();
 186         ParagraphList::iterator pit = paragraphs.begin();
 187
 188         while (lex.isOK()) {
 189                 lex.nextToken();
 190                 token = lex.getString();
 191                 if (token.empty())
 192                         continue;
 193                 if (token == "\\end_inset") {
 194                         break;
 195                 }
 196
 197                 if (token == "\\end_document") {
 198                         lex.printError("\\end_document read in inset! Error in document!");
 199                         return;
 200                 }
 201
 202                 // FIXME: ugly.
 203                 const_cast<Buffer&>(buf).readParagraph(lex, token, paragraphs, pit, depth);
 204         }
 205
 206         pit = paragraphs.begin();
 207         ParagraphList::iterator const end = paragraphs.end();
 208         for (; pit != end; ++pit)
 209                 pit->setInsetOwner(this);
 210
 211         if (token != "\\end_inset") {
 212                 lex.printError("Missing \\end_inset at this point. "
 213                                            "Read: `$$Token'");
 214         }
 215
 216         // sanity check
 217         // ensure we have at least one par.
 218         if (paragraphs.empty())
 219                 paragraphs.push_back(oldpar);
 220 }
 221
 222
 223 void InsetText::metrics(MetricsInfo & mi, Dimension & dim) const
 224 {
 225         //lyxerr << "InsetText::metrics: width: " << mi.base.textwidth << endl;
 226         textwidth_ = mi.base.textwidth - 30;
 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) >= DispatchResult(DISPATCHED);
 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) >= DispatchResult(DISPATCHED);
 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 DispatchResult
 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 DispatchResult(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 DispatchResult(DISPATCHED);
 653         }
 654
 655         case LFUN_MOUSE_PRESS:
 656                 lfunMousePress(cmd);
 657                 return DispatchResult(DISPATCHED);
 658
 659         case LFUN_MOUSE_MOTION:
 660                 lfunMouseMotion(cmd);
 661                 return DispatchResult(DISPATCHED);
 662
 663         case LFUN_MOUSE_RELEASE:
 664                 return lfunMouseRelease(cmd) ? DispatchResult(DISPATCHED) : DispatchResult(UNDISPATCHED);
 665
 666         default:
 667                 break;
 668         }
 669
 670         bool was_empty = paragraphs.begin()->empty() && paragraphs.size() == 1;
 671         no_selection = false;
 672
 673         DispatchResult result = UpdatableInset::priv_dispatch(cmd, idx, pos);
 674         if (result != DispatchResult(UNDISPATCHED))
 675                 return DispatchResult(DISPATCHED);
 676
 677         result = DispatchResult(DISPATCHED);
 678         if (cmd.action < 0 && cmd.argument.empty())
 679                 return DispatchResult(FINISHED);
 680
 681         if (the_locking_inset) {
 682                 result = the_locking_inset->dispatch(cmd);
 683                 if (result == DispatchResult(DISPATCHED_NOUPDATE))
 684                         return result;
 685                 if (result == DispatchResult(DISPATCHED)) {
 686                         updateLocal(bv, false);
 687                         return result;
 688                 }
 689                 if (result >= DispatchResult(FINISHED)) {
 690                         switch (result.val()) {
 691                         case FINISHED_RIGHT:
 692                                 moveRightIntern(bv, false, false);
 693                                 result = DispatchResult(DISPATCHED);
 694                                 break;
 695                         case FINISHED_UP:
 696                                 result = moveUp(bv);
 697                                 if (result >= DispatchResult(FINISHED)) {
 698                                         updateLocal(bv, false);
 699                                         bv->unlockInset(this);
 700                                 }
 701                                 break;
 702                         case FINISHED_DOWN:
 703                                 result = moveDown(bv);
 704                                 if (result >= DispatchResult(FINISHED)) {
 705                                         updateLocal(bv, false);
 706                                         bv->unlockInset(this);
 707                                 }
 708                                 break;
 709                         default:
 710                                 result = DispatchResult(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 = DispatchResult(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 = DispatchResult(FINISHED_UP);
 777                 else {
 778                         text_.cursorPrevious();
 779                         text_.clearSelection();
 780                         result = DispatchResult(DISPATCHED_NOUPDATE);
 781                 }
 782                 break;
 783
 784         case LFUN_NEXT:
 785                 if (crow() == text_.lastRow())
 786                         result = DispatchResult(FINISHED_DOWN);
 787                 else {
 788                         text_.cursorNext();
 789                         text_.clearSelection();
 790                         result = DispatchResult(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 = DispatchResult(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 = DispatchResult(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 = DispatchResult(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 = DispatchResult(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 >= DispatchResult(FINISHED))
 920                 bv->unlockInset(this);
 921
 922         if (result == DispatchResult(DISPATCHED_NOUPDATE))
 923                 result = DispatchResult(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                         lines += sgml::closeEnvTags(os, mixcont, environment_inner[depth],
 997                                 command_depth + depth);
 998                         lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
 999                         environment_stack[depth].erase();
1000                         environment_inner[depth].erase();
1001                 }
1002
1003                 if (depth == pit->params().depth()
1004                    && environment_stack[depth] != style->latexname()
1005                    && !environment_stack[depth].empty()) {
1006                         lines += sgml::closeEnvTags(os, mixcont, environment_inner[depth],
1007                                 command_depth + depth);
1008                         lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
1009
1010                         environment_stack[depth].erase();
1011                         environment_inner[depth].erase();
1012                 }
1013
1014                 // Write opening SGML tags.
1015                 switch (style->latextype) {
1016                 case LATEX_PARAGRAPH:
1017                         lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexname());
1018                         break;
1019
1020                 case LATEX_COMMAND:
1021                         buf.error(ErrorItem(_("Error"), _("LatexType Command not allowed here.\n"), pit->id(), 0, pit->size()));
1022                         return -1;
1023                         break;
1024
1025                 case LATEX_ENVIRONMENT:
1026                 case LATEX_ITEM_ENVIRONMENT:
1027                         if (depth < pit->params().depth()) {
1028                                 depth = pit->params().depth();
1029                                 environment_stack[depth].erase();
1030                         }
1031
1032                         if (environment_stack[depth] != style->latexname()) {
1033                                 if (environment_stack.size() == depth + 1) {
1034                                         environment_stack.push_back("!-- --");
1035                                         environment_inner.push_back("!-- --");
1036                                 }
1037                                 environment_stack[depth] = style->latexname();
1038                                 environment_inner[depth] = "!-- --";
1039                                 lines += sgml::openTag(os, depth + command_depth, mixcont, environment_stack[depth]);
1040                         } else {
1041                                 lines += sgml::closeEnvTags(os, mixcont, environment_inner[depth],
1042                                         command_depth + depth);
1043                         }
1044
1045                         if (style->latextype == LATEX_ENVIRONMENT) {
1046                                 if (!style->latexparam().empty()) {
1047                                         if (style->latexparam() == "CDATA")
1048                                                 os << "<![CDATA[";
1049                                         else
1050                                           lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexparam());
1051                                 }
1052                                 break;
1053                         }
1054
1055                         desc_on = (style->labeltype == LABEL_MANUAL);
1056
1057                         environment_inner[depth] = desc_on ? "varlistentry" : "listitem";
1058                         lines += sgml::openTag(os, depth + 1 + command_depth, mixcont, environment_inner[depth]);
1059
1060                         item_name = desc_on ? "term" : "para";
1061                         lines += sgml::openTag(os, depth + 1 + command_depth, mixcont, item_name);
1062
1063                         break;
1064                 default:
1065                         lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexname());
1066                         break;
1067                 }
1068
1069                 buf.simpleDocBookOnePar(os, pit, desc_on, depth + 1 + command_depth);
1070
1071                 string end_tag;
1072                 // write closing SGML tags
1073                 switch (style->latextype) {
1074                 case LATEX_ENVIRONMENT:
1075                         if (!style->latexparam().empty()) {
1076                                 if (style->latexparam() == "CDATA")
1077                                         os << "]]>";
1078                                 else
1079                                         lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexparam());
1080                         }
1081                         break;
1082                 case LATEX_ITEM_ENVIRONMENT:
1083                         if (desc_on == 1)
1084                                 break;
1085                         end_tag= "para";
1086                         lines += sgml::closeTag(os, depth + 1 + command_depth, mixcont, end_tag);
1087                         break;
1088                 case LATEX_PARAGRAPH:
1089                         lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexname());
1090                         break;
1091                 default:
1092                         lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexname());
1093                         break;
1094                 }
1095         }
1096
1097         // Close open tags
1098         for (int d = depth; d >= 0; --d) {
1099                 if (!environment_stack[depth].empty()) {
1100                         lines += sgml::closeEnvTags(os, mixcont, environment_inner[depth],
1101                                 command_depth + depth);
1102                         lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
1103                 }
1104         }
1105
1106         return lines;
1107 }
1108
1109
1110 void InsetText::validate(LaTeXFeatures & features) const
1111 {
1112         for_each(paragraphs.begin(), paragraphs.end(),
1113                  boost::bind(&Paragraph::validate, _1, boost::ref(features)));
1114 }
1115
1116
1117 void InsetText::getCursor(BufferView & bv, int & x, int & y) const
1118 {
1119         if (the_locking_inset) {
1120                 the_locking_inset->getCursor(bv, x, y);
1121                 return;
1122         }
1123         x = cx();
1124         y = cy() + InsetText::y();
1125 }
1126
1127
1128 void InsetText::getCursorPos(BufferView * bv, int & x, int & y) const
1129 {
1130         if (the_locking_inset) {
1131                 the_locking_inset->getCursorPos(bv, x, y);
1132                 return;
1133         }
1134         x = cx() - top_x - TEXT_TO_INSET_OFFSET;
1135         y = cy() - TEXT_TO_INSET_OFFSET;
1136 }
1137
1138
1139 int InsetText::insetInInsetY() const
1140 {
1141         if (!the_locking_inset)
1142                 return 0;
1143
1144         return inset_y + the_locking_inset->insetInInsetY();
1145 }
1146
1147
1148 void InsetText::fitInsetCursor(BufferView * bv) const
1149 {
1150         if (the_locking_inset) {
1151                 the_locking_inset->fitInsetCursor(bv);
1152                 return;
1153         }
1154
1155         LyXFont const font = text_.getFont(cpar(), cpos());
1156
1157         int const asc = font_metrics::maxAscent(font);
1158         int const desc = font_metrics::maxDescent(font);
1159
1160         bv->fitLockedInsetCursor(cx(), cy(), asc, desc);
1161 }
1162
1163
1164 DispatchResult InsetText::moveRight(BufferView * bv)
1165 {
1166         if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
1167                 return moveLeftIntern(bv, false, true, false);
1168         else
1169                 return moveRightIntern(bv, true, true, false);
1170 }
1171
1172
1173 DispatchResult InsetText::moveLeft(BufferView * bv)
1174 {
1175         if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
1176                 return moveRightIntern(bv, true, true, false);
1177         else
1178                 return moveLeftIntern(bv, false, true, false);
1179 }
1180
1181
1182 DispatchResult
1183 InsetText::moveRightIntern(BufferView * bv, bool front,
1184                            bool activate_inset, bool selecting)
1185 {
1186         ParagraphList::iterator c_par = cpar();
1187
1188         if (boost::next(c_par) == paragraphs.end() && cpos() >= c_par->size())
1189                 return DispatchResult(FINISHED_RIGHT);
1190         if (activate_inset && checkAndActivateInset(bv, front))
1191                 return DispatchResult(DISPATCHED);
1192         text_.cursorRight(bv);
1193         if (!selecting)
1194                 text_.clearSelection();
1195         return DispatchResult(DISPATCHED_NOUPDATE);
1196 }
1197
1198
1199 DispatchResult
1200 InsetText::moveLeftIntern(BufferView * bv, bool front,
1201                           bool activate_inset, bool selecting)
1202 {
1203         if (cpar() == paragraphs.begin() && cpos() <= 0)
1204                 return DispatchResult(FINISHED);
1205         text_.cursorLeft(bv);
1206         if (!selecting)
1207                 text_.clearSelection();
1208         if (activate_inset && checkAndActivateInset(bv, front))
1209                 return DispatchResult(DISPATCHED);
1210         return DispatchResult(DISPATCHED_NOUPDATE);
1211 }
1212
1213
1214 DispatchResult InsetText::moveUp(BufferView * bv)
1215 {
1216         if (crow() == text_.firstRow())
1217                 return DispatchResult(FINISHED_UP);
1218         text_.cursorUp(bv);
1219         text_.clearSelection();
1220         return DispatchResult(DISPATCHED_NOUPDATE);
1221 }
1222
1223
1224 DispatchResult InsetText::moveDown(BufferView * bv)
1225 {
1226         if (crow() == text_.lastRow())
1227                 return DispatchResult(FINISHED_DOWN);
1228         text_.cursorDown(bv);
1229         text_.clearSelection();
1230         return DispatchResult(DISPATCHED_NOUPDATE);
1231 }
1232
1233
1234 bool InsetText::insertInset(BufferView * bv, InsetOld * inset)
1235 {
1236         if (the_locking_inset) {
1237                 if (the_locking_inset->insetAllowed(inset))
1238                         return the_locking_inset->insertInset(bv, inset);
1239                 return false;
1240         }
1241         inset->setOwner(this);
1242         text_.insertInset(inset);
1243         bv->fitCursor();
1244         updateLocal(bv, true);
1245         return true;
1246 }
1247
1248
1249 bool InsetText::insetAllowed(InsetOld::Code code) const
1250 {
1251         // in_insetAllowed is a really gross hack,
1252         // to allow us to call the owner's insetAllowed
1253         // without stack overflow, which can happen
1254         // when the owner uses InsetCollapsable::insetAllowed()
1255         bool ret = true;
1256         if (in_insetAllowed)
1257                 return ret;
1258         in_insetAllowed = true;
1259         if (the_locking_inset)
1260                 ret = the_locking_inset->insetAllowed(code);
1261         else if (owner())
1262                 ret = owner()->insetAllowed(code);
1263         in_insetAllowed = false;
1264         return ret;
1265 }
1266
1267
1268 UpdatableInset * InsetText::getLockingInset() const
1269 {
1270         return the_locking_inset ? the_locking_inset->getLockingInset() :
1271                 const_cast<InsetText *>(this);
1272 }
1273
1274
1275 UpdatableInset * InsetText::getFirstLockingInsetOfType(InsetOld::Code c)
1276 {
1277         if (c == lyxCode())
1278                 return this;
1279         if (the_locking_inset)
1280                 return the_locking_inset->getFirstLockingInsetOfType(c);
1281         return 0;
1282 }
1283
1284
1285 bool InsetText::showInsetDialog(BufferView * bv) const
1286 {
1287         if (the_locking_inset)
1288                 return the_locking_inset->showInsetDialog(bv);
1289         return false;
1290 }
1291
1292
1293 void InsetText::getLabelList(Buffer const & buffer,
1294                              std::vector<string> & list) const
1295 {
1296         ParagraphList::const_iterator pit = paragraphs.begin();
1297         ParagraphList::const_iterator pend = paragraphs.end();
1298         for (; pit != pend; ++pit) {
1299                 InsetList::const_iterator beg = pit->insetlist.begin();
1300                 InsetList::const_iterator end = pit->insetlist.end();
1301                 for (; beg != end; ++beg)
1302                         beg->inset->getLabelList(buffer, list);
1303         }
1304 }
1305
1306
1307 void InsetText::setFont(BufferView * bv, LyXFont const & font, bool toggleall,
1308                         bool selectall)
1309 {
1310         if (the_locking_inset) {
1311                 the_locking_inset->setFont(bv, font, toggleall, selectall);
1312                 return;
1313         }
1314
1315         if ((paragraphs.size() == 1 && paragraphs.begin()->empty())
1316             || cpar()->empty()) {
1317                 text_.setFont(font, toggleall);
1318                 return;
1319         }
1320
1321
1322         if (text_.selection.set())
1323                 text_.recUndo(text_.cursor.par());
1324
1325         if (selectall) {
1326                 text_.cursorTop();
1327                 text_.selection.cursor = text_.cursor;
1328                 text_.cursorBottom();
1329                 text_.setSelection();
1330         }
1331
1332         text_.toggleFree(font, toggleall);
1333
1334         if (selectall)
1335                 text_.clearSelection();
1336
1337         bv->fitCursor();
1338         updateLocal(bv, true);
1339 }
1340
1341
1342 bool InsetText::checkAndActivateInset(BufferView * bv, bool front)
1343 {
1344         if (cpos() == cpar()->size())
1345                 return false;
1346         InsetOld * inset = cpar()->getInset(cpos());
1347         if (!isHighlyEditableInset(inset))
1348                 return false;
1349         FuncRequest cmd(bv, LFUN_INSET_EDIT, front ? "left" : "right");
1350         inset->dispatch(cmd);
1351         if (!the_locking_inset)
1352                 return false;
1353         updateLocal(bv, false);
1354         return true;
1355 }
1356
1357
1358 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1359                                       mouse_button::state button)
1360 {
1361         int dummyx = x;
1362         int dummyy = y + dim_.asc;
1363         InsetOld * inset = getLyXText(bv)->checkInsetHit(dummyx, dummyy);
1364         // we only do the edit() call if the inset was hit by the mouse
1365         // or if it is a highly editable inset. So we should call this
1366         // function from our own edit with button < 0.
1367         // FIXME: GUII jbl. I've changed this to ::none for now which is probably
1368         // WRONG
1369         if (button == mouse_button::none && !isHighlyEditableInset(inset))
1370                 return false;
1371
1372         if (!inset)
1373                 return false;
1374         if (x < 0)
1375                 x = dim_.wid;
1376         if (y < 0)
1377                 y = dim_.des;
1378         inset_x = cx() - top_x;
1379         inset_y = cy();
1380         FuncRequest cmd(bv, LFUN_INSET_EDIT, x - inset_x, y - inset_y, button);
1381         inset->dispatch(cmd);
1382         if (!the_locking_inset)
1383                 return false;
1384         updateLocal(bv, false);
1385         return true;
1386 }
1387
1388
1389 void InsetText::markNew(bool track_changes)
1390 {
1391         ParagraphList::iterator pit = paragraphs.begin();
1392         ParagraphList::iterator end = paragraphs.end();
1393         for (; pit != end; ++pit) {
1394                 if (track_changes) {
1395                         pit->trackChanges();
1396                 } else {
1397                         // no-op when not tracking
1398                         pit->cleanChanges();
1399                 }
1400         }
1401 }
1402
1403
1404 void InsetText::setText(string const & data, LyXFont const & font)
1405 {
1406         clear(false);
1407         for (unsigned int i = 0; i < data.length(); ++i)
1408                 paragraphs.begin()->insertChar(i, data[i], font);
1409 }
1410
1411
1412 void InsetText::setAutoBreakRows(bool flag)
1413 {
1414         if (flag != autoBreakRows_) {
1415                 autoBreakRows_ = flag;
1416                 if (!flag)
1417                         removeNewlines();
1418         }
1419 }
1420
1421
1422 void InsetText::setDrawFrame(DrawFrame how)
1423 {
1424         drawFrame_ = how;
1425 }
1426
1427
1428 LColor_color InsetText::frameColor() const
1429 {
1430         return LColor::color(frame_color_);
1431 }
1432
1433
1434 void InsetText::setFrameColor(LColor_color col)
1435 {
1436         frame_color_ = col;
1437 }
1438
1439
1440 int InsetText::cx() const
1441 {
1442         int x = text_.cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1443         if (the_locking_inset) {
1444                 LyXFont font = text_.getFont(text_.cursorPar(), text_.cursor.pos());
1445                 if (font.isVisibleRightToLeft())
1446                         x -= the_locking_inset->width();
1447         }
1448         return x;
1449 }
1450
1451
1452 int InsetText::cy() const
1453 {
1454         return text_.cursor.y() - dim_.asc + TEXT_TO_INSET_OFFSET;
1455 }
1456
1457
1458 pos_type InsetText::cpos() const
1459 {
1460         return text_.cursor.pos();
1461 }
1462
1463
1464 ParagraphList::iterator InsetText::cpar() const
1465 {
1466         return text_.cursorPar();
1467 }
1468
1469
1470 bool InsetText::cboundary() const
1471 {
1472         return text_.cursor.boundary();
1473 }
1474
1475
1476 RowList::iterator InsetText::crow() const
1477 {
1478         return cpar()->getRow(cpos());
1479 }
1480
1481
1482 LyXText * InsetText::getLyXText(BufferView const * bv,
1483                                 bool const recursive) const
1484 {
1485         setViewCache(bv);
1486         if (recursive && the_locking_inset)
1487                 return the_locking_inset->getLyXText(bv, true);
1488         return &text_;
1489 }
1490
1491
1492 void InsetText::setViewCache(BufferView const * bv) const
1493 {
1494         if (bv) {
1495                 if (bv != text_.bv_owner) {
1496                         //lyxerr << "setting view cache from "
1497                         //      << text_.bv_owner << " to " << bv << "\n";
1498                         text_.init(const_cast<BufferView *>(bv));
1499                 }
1500                 text_.bv_owner = const_cast<BufferView *>(bv);
1501         }
1502 }
1503
1504
1505 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1506 {
1507         if (recursive) {
1508                 /// then remove all LyXText in text-insets
1509                 for_each(const_cast<ParagraphList&>(paragraphs).begin(),
1510                          const_cast<ParagraphList&>(paragraphs).end(),
1511                          boost::bind(&Paragraph::deleteInsetsLyXText, _1, bv));
1512         }
1513 }
1514
1515
1516 void InsetText::removeNewlines()
1517 {
1518         ParagraphList::iterator it = paragraphs.begin();
1519         ParagraphList::iterator end = paragraphs.end();
1520         for (; it != end; ++it)
1521                 for (int i = 0; i < it->size(); ++i)
1522                         if (it->isNewline(i))
1523                                 it->erase(i);
1524 }
1525
1526
1527 int InsetText::scroll(bool recursive) const
1528 {
1529         int sx = UpdatableInset::scroll(false);
1530
1531         if (recursive && the_locking_inset)
1532                 sx += the_locking_inset->scroll(recursive);
1533
1534         return sx;
1535 }
1536
1537
1538 void InsetText::clearSelection(BufferView *)
1539 {
1540         text_.clearSelection();
1541 }
1542
1543
1544 void InsetText::clearInset(BufferView * bv, int start_x, int baseline) const
1545 {
1546         Painter & pain = bv->painter();
1547         int w = dim_.wid;
1548         int h = dim_.asc + dim_.des;
1549         int ty = baseline - dim_.asc;
1550
1551         if (ty < 0) {
1552                 h += ty;
1553                 ty = 0;
1554         }
1555         if (ty + h > pain.paperHeight())
1556                 h = pain.paperHeight();
1557         if (top_x + w > pain.paperWidth())
1558                 w = pain.paperWidth();
1559         pain.fillRectangle(start_x + 1, ty + 1, w - 3, h - 1, backgroundColor());
1560 }
1561
1562
1563 ParagraphList * InsetText::getParagraphs(int i) const
1564 {
1565         return (i == 0) ? const_cast<ParagraphList*>(&paragraphs) : 0;
1566 }
1567
1568
1569 LyXText * InsetText::getText(int i) const
1570 {
1571         return (i == 0) ? const_cast<LyXText*>(&text_) : 0;
1572 }
1573
1574
1575 LyXCursor const & InsetText::cursor(BufferView * bv) const
1576 {
1577         if (the_locking_inset)
1578                 return the_locking_inset->cursor(bv);
1579         return getLyXText(bv)->cursor;
1580 }
1581
1582
1583 InsetOld * InsetText::getInsetFromID(int id_arg) const
1584 {
1585         if (id_arg == id())
1586                 return const_cast<InsetText *>(this);
1587
1588         ParagraphList::const_iterator pit = paragraphs.begin();
1589         ParagraphList::const_iterator pend = paragraphs.end();
1590         for (; pit != pend; ++pit) {
1591                 InsetList::const_iterator it = pit->insetlist.begin();
1592                 InsetList::const_iterator end = pit->insetlist.end();
1593                 for (; it != end; ++it) {
1594                         if (it->inset->id() == id_arg)
1595                                 return it->inset;
1596                         InsetOld * in = it->inset->getInsetFromID(id_arg);
1597                         if (in)
1598                                 return in;
1599                 }
1600         }
1601         return 0;
1602 }
1603
1604
1605 WordLangTuple const
1606 InsetText::selectNextWordToSpellcheck(BufferView * bv, float & value) const
1607 {
1608         WordLangTuple word;
1609         if (the_locking_inset) {
1610                 word = the_locking_inset->selectNextWordToSpellcheck(bv, value);
1611                 if (!word.word().empty()) {
1612                         value += cy();
1613                         return word;
1614                 }
1615                 // we have to go on checking so move cursor to the next char
1616                 text_.cursor.pos(text_.cursor.pos() + 1);
1617         }
1618         word = text_.selectNextWordToSpellcheck(value);
1619         if (word.word().empty())
1620                 bv->unlockInset(const_cast<InsetText *>(this));
1621         else
1622                 value = cy();
1623         return word;
1624 }
1625
1626
1627 void InsetText::selectSelectedWord(BufferView * bv)
1628 {
1629         if (the_locking_inset) {
1630                 the_locking_inset->selectSelectedWord(bv);
1631                 return;
1632         }
1633         getLyXText(bv)->selectSelectedWord();
1634         updateLocal(bv, false);
1635 }
1636
1637
1638 bool InsetText::nextChange(BufferView * bv, lyx::pos_type & length)
1639 {
1640         if (the_locking_inset) {
1641                 if (the_locking_inset->nextChange(bv, length))
1642                         return true;
1643                 text_.cursorRight(true);
1644         }
1645         lyx::find::SearchResult result =
1646                 lyx::find::findNextChange(bv, &text_, length);
1647
1648         if (result == lyx::find::SR_FOUND) {
1649                 LyXCursor cur = text_.cursor;
1650                 bv->unlockInset(bv->theLockingInset());
1651                 if (bv->lockInset(this))
1652                         locked = true;
1653                 text_.cursor = cur;
1654                 text_.setSelectionRange(length);
1655                 updateLocal(bv, false);
1656         }
1657         return result != lyx::find::SR_NOT_FOUND;
1658 }
1659
1660
1661 bool InsetText::searchForward(BufferView * bv, string const & str,
1662                               bool cs, bool mw)
1663 {
1664         if (the_locking_inset) {
1665                 if (the_locking_inset->searchForward(bv, str, cs, mw))
1666                         return true;
1667                 text_.cursorRight(true);
1668         }
1669         lyx::find::SearchResult result =
1670                 lyx::find::find(bv, &text_, str, true, cs, mw);
1671
1672         if (result == lyx::find::SR_FOUND) {
1673                 LyXCursor cur = text_.cursor;
1674                 bv->unlockInset(bv->theLockingInset());
1675                 if (bv->lockInset(this))
1676                         locked = true;
1677                 text_.cursor = cur;
1678                 text_.setSelectionRange(str.length());
1679                 updateLocal(bv, false);
1680         }
1681         return result != lyx::find::SR_NOT_FOUND;
1682 }
1683
1684
1685 bool InsetText::searchBackward(BufferView * bv, string const & str,
1686                                bool cs, bool mw)
1687 {
1688         if (the_locking_inset) {
1689                 if (the_locking_inset->searchBackward(bv, str, cs, mw))
1690                         return true;
1691         }
1692         if (!locked) {
1693                 text_.setCursor(paragraphs.size() - 1, paragraphs.back().size());
1694         }
1695         lyx::find::SearchResult result =
1696                 lyx::find::find(bv, &text_, str, false, cs, mw);
1697
1698         if (result == lyx::find::SR_FOUND) {
1699                 LyXCursor cur = text_.cursor;
1700                 bv->unlockInset(bv->theLockingInset());
1701                 if (bv->lockInset(this))
1702                         locked = true;
1703                 text_.cursor = cur;
1704                 text_.setSelectionRange(str.length());
1705                 updateLocal(bv, false);
1706         }
1707         return result != lyx::find::SR_NOT_FOUND;
1708 }
1709
1710
1711 bool InsetText::checkInsertChar(LyXFont & font)
1712 {
1713         return owner() ? owner()->checkInsertChar(font) : true;
1714 }
1715
1716
1717 void InsetText::collapseParagraphs(BufferView * bv)
1718 {
1719         while (paragraphs.size() > 1) {
1720                 ParagraphList::iterator const first = paragraphs.begin();
1721                 ParagraphList::iterator second = first;
1722                 advance(second, 1);
1723                 size_t const first_par_size = first->size();
1724
1725                 if (!first->empty() &&
1726                     !second->empty() &&
1727                     !first->isSeparator(first_par_size - 1)) {
1728                         first->insertChar(first_par_size, ' ');
1729                 }
1730
1731 #warning probably broken
1732                 if (text_.selection.set()) {
1733                         if (text_.selection.start.par() == 1) {
1734                                 text_.selection.start.par(1);
1735                                 text_.selection.start.pos(text_.selection.start.pos() + first_par_size);
1736                         }
1737                         if (text_.selection.end.par() == 2) {
1738                                 text_.selection.end.par(1);
1739                                 text_.selection.end.pos(text_.selection.end.pos() + first_par_size);
1740                         }
1741                 }
1742
1743                 mergeParagraph(bv->buffer()->params(), paragraphs, first);
1744         }
1745 }
1746
1747
1748 void InsetText::getDrawFont(LyXFont & font) const
1749 {
1750         if (!owner())
1751                 return;
1752         owner()->getDrawFont(font);
1753 }
1754
1755
1756 void InsetText::appendParagraphs(Buffer * buffer, ParagraphList & plist)
1757 {
1758 #warning FIXME Check if Changes stuff needs changing here. (Lgb)
1759 // And it probably does. You have to take a look at this John. (Lgb)
1760 #warning John, have a look here. (Lgb)
1761         ParagraphList::iterator pit = plist.begin();
1762         ParagraphList::iterator ins = paragraphs.insert(paragraphs.end(), *pit);
1763         ++pit;
1764         mergeParagraph(buffer->params(), paragraphs, boost::prior(ins));
1765
1766         ParagraphList::iterator pend = plist.end();
1767         for (; pit != pend; ++pit)
1768                 paragraphs.push_back(*pit);
1769 }
1770
1771
1772 void InsetText::addPreview(PreviewLoader & loader) const
1773 {
1774         ParagraphList::const_iterator pit = paragraphs.begin();
1775         ParagraphList::const_iterator pend = paragraphs.end();
1776
1777         for (; pit != pend; ++pit) {
1778                 InsetList::const_iterator it  = pit->insetlist.begin();
1779                 InsetList::const_iterator end = pit->insetlist.end();
1780                 for (; it != end; ++it)
1781                         it->inset->addPreview(loader);
1782         }
1783 }