src/insets/InsetCollapsable.cpp

   1 /**
   2  * \file InsetCollapsable.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Alejandro Aguilar Sierra
   7  * \author Jürgen Vigna
   8  * \author Lars Gullik Bjønnes
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "InsetCollapsable.h"
  16
  17 #include "Buffer.h"
  18 #include "BufferParams.h"
  19 #include "BufferView.h"
  20 #include "Cursor.h"
  21 #include "Dimension.h"
  22 #include "DispatchResult.h"
  23 #include "FloatList.h"
  24 #include "FuncStatus.h"
  25 #include "InsetLayout.h"
  26 #include "Language.h"
  27 #include "LaTeXFeatures.h"
  28 #include "Lexer.h"
  29 #include "FuncRequest.h"
  30 #include "MetricsInfo.h"
  31 #include "ParagraphParameters.h"
  32 #include "TextClass.h"
  33
  34 #include "frontends/FontMetrics.h"
  35 #include "frontends/Painter.h"
  36
  37 #include "support/debug.h"
  38 #include "support/docstream.h"
  39 #include "support/gettext.h"
  40
  41 using namespace std;
  42
  43 namespace lyx {
  44
  45
  46 InsetCollapsable::CollapseStatus InsetCollapsable::status() const
  47 {
  48         return autoOpen_ ? Open : status_;
  49 }
  50
  51
  52 InsetCollapsable::Geometry InsetCollapsable::geometry() const
  53 {
  54         switch (decoration()) {
  55         case Deco_Classic:
  56                 if (status() == Open) {
  57                         if (openinlined_)
  58                                 return LeftButton;
  59                         else
  60                                 return TopButton;
  61                 } else
  62                         return ButtonOnly;
  63
  64         case Deco_Minimalistic:
  65                 return status() == Open ? NoButton : ButtonOnly ;
  66
  67         case Deco_Conglomerate:
  68                 return status() == Open ? SubLabel : Corners ;
  69
  70         case Deco_Default:
  71                 break; // this shouldn't happen
  72         }
  73
  74         // dummy return value to shut down a warning,
  75         // this is dead code.
  76         return NoButton;
  77 }
  78
  79
  80 InsetCollapsable::InsetCollapsable(BufferParams const & bp,
  81                 CollapseStatus status, TextClassPtr tc)
  82         : InsetText(bp), status_(status),
  83           openinlined_(false), autoOpen_(false), mouse_hover_(false)
  84 {
  85         setLayout(tc);
  86         setAutoBreakRows(true);
  87         setDrawFrame(true);
  88         setFrameColor(Color_collapsableframe);
  89         paragraphs().back().layout(bp.getTextClass().emptyLayout());
  90 }
  91
  92
  93 InsetCollapsable::InsetCollapsable(InsetCollapsable const & rhs)
  94         : InsetText(rhs),
  95                 textClass_(rhs.textClass_),
  96                 layout_(rhs.layout_),
  97                 labelstring_(rhs.labelstring_),
  98                 button_dim(rhs.button_dim),
  99                 status_(rhs.status_),
 100                 openinlined_(rhs.openinlined_),
 101                 autoOpen_(rhs.autoOpen_),
 102                 // the sole purpose of this copy constructor
 103                 mouse_hover_(false)
 104 {
 105 }
 106
 107
 108 docstring InsetCollapsable::toolTip(BufferView const & bv, int x, int y) const
 109 {
 110         Dimension dim = dimensionCollapsed();
 111         if (geometry() == NoButton)
 112                 return layout_->labelstring();
 113         else if (x > xo(bv) + dim.wid || y > yo(bv) + dim.des)
 114                 return docstring();
 115
 116         switch (status_) {
 117         case Open:
 118                 return _("Left-click to collapse the inset");
 119         case Collapsed:
 120                 return _("Left-click to open the inset");
 121         }
 122         return docstring();
 123 }
 124
 125
 126 void InsetCollapsable::setLayout(BufferParams const & bp)
 127 {
 128         setLayout(bp.getTextClassPtr());
 129 }
 130
 131
 132 void InsetCollapsable::setLayout(TextClassPtr tc)
 133 {
 134         textClass_ = tc;
 135         if ( tc.get() != 0 ) {
 136                 layout_ = &tc->insetlayout(name());
 137                 labelstring_ = layout_->labelstring();
 138         } else {
 139                 layout_ = &TextClass::emptyInsetLayout();
 140                 labelstring_ = _("UNDEFINED");
 141         }
 142
 143         setButtonLabel();
 144 }
 145
 146
 147 void InsetCollapsable::write(Buffer const & buf, ostream & os) const
 148 {
 149         os << "status ";
 150         switch (status_) {
 151         case Open:
 152                 os << "open";
 153                 break;
 154         case Collapsed:
 155                 os << "collapsed";
 156                 break;
 157         }
 158         os << "\n";
 159         text_.write(buf, os);
 160 }
 161
 162
 163 void InsetCollapsable::read(Buffer const & buf, Lexer & lex)
 164 {
 165         bool token_found = false;
 166         if (lex.isOK()) {
 167                 lex.next();
 168                 string const token = lex.getString();
 169                 if (token == "status") {
 170                         lex.next();
 171                         string const tmp_token = lex.getString();
 172
 173                         if (tmp_token == "collapsed") {
 174                                 status_ = Collapsed;
 175                                 token_found = true;
 176                         } else if (tmp_token == "open") {
 177                                 status_ = Open;
 178                                 token_found = true;
 179                         } else {
 180                                 lyxerr << "InsetCollapsable::read: Missing status!"
 181                                        << endl;
 182                                 // Take countermeasures
 183                                 lex.pushToken(token);
 184                         }
 185                 } else {
 186                         LYXERR0("InsetCollapsable::read: Missing 'status'-tag!");
 187                         // take countermeasures
 188                         lex.pushToken(token);
 189                 }
 190         }
 191         //this must be set before we enter InsetText::read()
 192         setLayout(buf.params());
 193
 194         InsetText::read(buf, lex);
 195
 196         if (!token_found)
 197                 status_ = isOpen() ? Open : Collapsed;
 198
 199         // Force default font, if so requested
 200         // This avoids paragraphs in buffer language that would have a
 201         // foreign language after a document language change, and it ensures
 202         // that all new text in ERT and similar gets the "latex" language,
 203         // since new text inherits the language from the last position of the
 204         // existing text.  As a side effect this makes us also robust against
 205         // bugs in LyX that might lead to font changes in ERT in .lyx files.
 206         resetParagraphsFont();
 207 }
 208
 209
 210 Dimension InsetCollapsable::dimensionCollapsed() const
 211 {
 212         BOOST_ASSERT(layout_);
 213         Dimension dim;
 214         theFontMetrics(layout_->labelfont()).buttonText(
 215                 labelstring_, dim.wid, dim.asc, dim.des);
 216         return dim;
 217 }
 218
 219
 220 void InsetCollapsable::metrics(MetricsInfo & mi, Dimension & dim) const
 221 {
 222         BOOST_ASSERT(layout_);
 223
 224         autoOpen_ = mi.base.bv->cursor().isInside(this);
 225
 226         FontInfo tmpfont = mi.base.font;
 227         mi.base.font = layout_->font();
 228         mi.base.font.realize(tmpfont);
 229
 230         switch (geometry()) {
 231         case NoButton:
 232                 InsetText::metrics(mi, dim);
 233                 break;
 234         case Corners:
 235                 InsetText::metrics(mi, dim);
 236                 dim.des -= 3;
 237                 dim.asc -= 1;
 238                 break;
 239         case SubLabel: {
 240                 InsetText::metrics(mi, dim);
 241                 // consider width of the inset label
 242                 FontInfo font(layout_->labelfont());
 243                 font.realize(sane_font);
 244                 font.decSize();
 245                 font.decSize();
 246                 int w = 0;
 247                 int a = 0;
 248                 int d = 0;
 249                 theFontMetrics(font).rectText(labelstring_, w, a, d);
 250                 dim.des += a + d;
 251                 break;
 252                 }
 253         case TopButton:
 254         case LeftButton:
 255         case ButtonOnly:
 256                 dim = dimensionCollapsed();
 257                 if (geometry() == TopButton
 258                  || geometry() == LeftButton) {
 259                         Dimension textdim;
 260                         InsetText::metrics(mi, textdim);
 261                         openinlined_ = (textdim.wid + dim.wid) < mi.base.textwidth;
 262                         if (openinlined_) {
 263                                 // Correct for button width.
 264                                 dim.wid += textdim.wid;
 265                                 dim.des = max(dim.des - textdim.asc + dim.asc, textdim.des);
 266                                 dim.asc = textdim.asc;
 267                         } else {
 268                                 dim.des += textdim.height() + TEXT_TO_INSET_OFFSET;
 269                                 dim.wid = max(dim.wid, textdim.wid);
 270                         }
 271                 }
 272                 break;
 273         }
 274
 275         mi.base.font = tmpfont;
 276 }
 277
 278
 279 bool InsetCollapsable::setMouseHover(bool mouse_hover)
 280 {
 281         mouse_hover_ = mouse_hover;
 282         return true;
 283 }
 284
 285
 286 void InsetCollapsable::draw(PainterInfo & pi, int x, int y) const
 287 {
 288         BOOST_ASSERT(layout_);
 289
 290         autoOpen_ = pi.base.bv->cursor().isInside(this);
 291         ColorCode const old_color = pi.background_color;
 292         pi.background_color = backgroundColor();
 293
 294         FontInfo tmpfont = pi.base.font;
 295         pi.base.font = layout_->font();
 296         pi.base.font.realize(tmpfont);
 297
 298         // Draw button first -- top, left or only
 299         Dimension dimc = dimensionCollapsed();
 300
 301         if (geometry() == TopButton ||
 302             geometry() == LeftButton ||
 303             geometry() == ButtonOnly) {
 304                 button_dim.x1 = x + 0;
 305                 button_dim.x2 = x + dimc.width();
 306                 button_dim.y1 = y - dimc.asc;
 307                 button_dim.y2 = y + dimc.des;
 308
 309                 pi.pain.buttonText(x, y, labelstring_, layout_->labelfont(),
 310                         mouse_hover_);
 311         } else {
 312                 button_dim.x1 = 0;
 313                 button_dim.y1 = 0;
 314                 button_dim.x2 = 0;
 315                 button_dim.y2 = 0;
 316         }
 317
 318         Dimension const textdim = InsetText::dimension(*pi.base.bv);
 319         int const baseline = y;
 320         int textx, texty;
 321         switch (geometry()) {
 322         case LeftButton:
 323                 textx = x + dimc.width();
 324                 texty = baseline;
 325                 InsetText::draw(pi, textx, texty);
 326                 break;
 327         case TopButton:
 328                 textx = x;
 329                 texty = baseline + dimc.des + textdim.asc;
 330                 InsetText::draw(pi, textx, texty);
 331                 break;
 332         case ButtonOnly:
 333                 break;
 334         case NoButton:
 335                 textx = x;
 336                 texty = baseline;
 337                 InsetText::draw(pi, textx, texty);
 338                 break;
 339         case SubLabel:
 340         case Corners:
 341                 textx = x;
 342                 texty = baseline;
 343                 const_cast<InsetCollapsable *>(this)->setDrawFrame(false);
 344                 InsetText::draw(pi, textx, texty);
 345                 const_cast<InsetCollapsable *>(this)->setDrawFrame(true);
 346
 347                 int desc = textdim.descent();
 348                 if (geometry() == Corners)
 349                         desc -= 3;
 350
 351                 const int xx1 = x + TEXT_TO_INSET_OFFSET - 1;
 352                 const int xx2 = x + textdim.wid - TEXT_TO_INSET_OFFSET + 1;
 353                 pi.pain.line(xx1, y + desc - 4,
 354                              xx1, y + desc,
 355                         layout_->labelfont().color());
 356                 if (status_ == Open)
 357                         pi.pain.line(xx1, y + desc,
 358                                 xx2, y + desc,
 359                                 layout_->labelfont().color());
 360                 else {
 361                         // Make status_ value visible:
 362                         pi.pain.line(xx1, y + desc,
 363                                 xx1 + 4, y + desc,
 364                                 layout_->labelfont().color());
 365                         pi.pain.line(xx2 - 4, y + desc,
 366                                 xx2, y + desc,
 367                                 layout_->labelfont().color());
 368                 }
 369                 pi.pain.line(x + textdim.wid - 3, y + desc, x + textdim.wid - 3, y + desc - 4,
 370                         layout_->labelfont().color());
 371
 372                 // the label below the text. Can be toggled.
 373                 if (geometry() == SubLabel) {
 374                         FontInfo font(layout_->labelfont());
 375                         font.realize(sane_font);
 376                         font.decSize();
 377                         font.decSize();
 378                         int w = 0;
 379                         int a = 0;
 380                         int d = 0;
 381                         theFontMetrics(font).rectText(labelstring_, w, a, d);
 382                         int const ww = max(textdim.wid, w);
 383                         pi.pain.rectText(x + (ww - w) / 2, y + desc + a,
 384                                 labelstring_, font, Color_none, Color_none);
 385                         desc += d;
 386                 }
 387
 388                 // a visual cue when the cursor is inside the inset
 389                 Cursor & cur = pi.base.bv->cursor();
 390                 if (cur.isInside(this)) {
 391                         y -= textdim.asc;
 392                         y += 3;
 393                         pi.pain.line(xx1, y + 4, xx1, y, layout_->labelfont().color());
 394                         pi.pain.line(xx1 + 4, y, xx1, y, layout_->labelfont().color());
 395                         pi.pain.line(xx2, y + 4, xx2, y,
 396                                 layout_->labelfont().color());
 397                         pi.pain.line(xx2 - 4, y, xx2, y,
 398                                 layout_->labelfont().color());
 399                 }
 400                 break;
 401         }
 402         pi.background_color = old_color;
 403
 404         pi.base.font = tmpfont;
 405 }
 406
 407
 408 void InsetCollapsable::cursorPos(BufferView const & bv,
 409                 CursorSlice const & sl, bool boundary, int & x, int & y) const
 410 {
 411         if (geometry() == ButtonOnly)
 412                 status_ = Open;
 413         BOOST_ASSERT(geometry() != ButtonOnly);
 414
 415         InsetText::cursorPos(bv, sl, boundary, x, y);
 416         Dimension const textdim = InsetText::dimension(bv);
 417
 418         switch (geometry()) {
 419         case LeftButton:
 420                 x += dimensionCollapsed().wid;
 421                 break;
 422         case TopButton: {
 423                 y += dimensionCollapsed().des + textdim.asc;
 424                 break;
 425         }
 426         case NoButton:
 427         case SubLabel:
 428         case Corners:
 429                 // Do nothing
 430                 break;
 431         case ButtonOnly:
 432                 // Cannot get here
 433                 break;
 434         }
 435 }
 436
 437
 438 Inset::EDITABLE InsetCollapsable::editable() const
 439 {
 440         return geometry() != ButtonOnly? HIGHLY_EDITABLE : IS_EDITABLE;
 441 }
 442
 443
 444 bool InsetCollapsable::descendable() const
 445 {
 446         return geometry() != ButtonOnly;
 447 }
 448
 449
 450 bool InsetCollapsable::hitButton(FuncRequest const & cmd) const
 451 {
 452         return button_dim.contains(cmd.x, cmd.y);
 453 }
 454
 455
 456 docstring const InsetCollapsable::getNewLabel(docstring const & l) const
 457 {
 458         docstring label;
 459         pos_type const max_length = 15;
 460         pos_type const p_siz = paragraphs().begin()->size();
 461         pos_type const n = min(max_length, p_siz);
 462         pos_type i = 0;
 463         pos_type j = 0;
 464         for (; i < n && j < p_siz; ++j) {
 465                 if (paragraphs().begin()->isInset(j))
 466                         continue;
 467                 label += paragraphs().begin()->getChar(j);
 468                 ++i;
 469         }
 470         if (paragraphs().size() > 1 || (i > 0 && j < p_siz)) {
 471                 label += "...";
 472         }
 473         return label.empty() ? l : label;
 474 }
 475
 476
 477 void InsetCollapsable::edit(Cursor & cur, bool front, EntryDirection entry_from)
 478 {
 479         //lyxerr << "InsetCollapsable: edit left/right" << endl;
 480         cur.push(*this);
 481         InsetText::edit(cur, front, entry_from);
 482 }
 483
 484
 485 Inset * InsetCollapsable::editXY(Cursor & cur, int x, int y)
 486 {
 487         //lyxerr << "InsetCollapsable: edit xy" << endl;
 488         if (geometry() == ButtonOnly
 489          || (button_dim.contains(x, y)
 490           && geometry() != NoButton))
 491                 return this;
 492         cur.push(*this);
 493         return InsetText::editXY(cur, x, y);
 494 }
 495
 496
 497 void InsetCollapsable::doDispatch(Cursor & cur, FuncRequest & cmd)
 498 {
 499         //lyxerr << "InsetCollapsable::doDispatch (begin): cmd: " << cmd
 500         //      << " cur: " << cur << " bvcur: " << cur.bv().cursor() << endl;
 501
 502         switch (cmd.action) {
 503         case LFUN_MOUSE_PRESS:
 504                 if (cmd.button() == mouse_button::button1
 505                  && hitButton(cmd)
 506                  && geometry() != NoButton) {
 507                         // reset selection if necessary (see bug 3060)
 508                         if (cur.selection())
 509                                 cur.bv().cursor().clearSelection();
 510                         else
 511                                 cur.noUpdate();
 512                         cur.dispatched();
 513                         break;
 514                 }
 515                 if (geometry() == NoButton)
 516                         InsetText::doDispatch(cur, cmd);
 517                 else if (geometry() != ButtonOnly
 518                      && !hitButton(cmd))
 519                         InsetText::doDispatch(cur, cmd);
 520                 else
 521                         cur.undispatched();
 522                 break;
 523
 524         case LFUN_MOUSE_MOTION:
 525         case LFUN_MOUSE_DOUBLE:
 526         case LFUN_MOUSE_TRIPLE:
 527                 if (geometry() == NoButton)
 528                         InsetText::doDispatch(cur, cmd);
 529                 else if (geometry() != ButtonOnly
 530                      && !hitButton(cmd))
 531                         InsetText::doDispatch(cur, cmd);
 532                 else
 533                         cur.undispatched();
 534                 break;
 535
 536         case LFUN_MOUSE_RELEASE:
 537                 if (cmd.button() == mouse_button::button3) {
 538                         // There is no button to right click:
 539                         if (decoration() == Deco_Minimalistic ||
 540                             geometry() == Corners ||
 541                             geometry() == SubLabel ||
 542                             geometry() == NoButton
 543                            )  {
 544                                 if (status_ == Open)
 545                                         setStatus(cur, Collapsed);
 546                                 else
 547                                         setStatus(cur, Open);
 548                                 break;
 549                         } else {
 550                                 // Open the Inset
 551                                 // configuration dialog
 552                                 showInsetDialog(&cur.bv());
 553                                 break;
 554                         }
 555                 }
 556
 557                 if (geometry() == NoButton) {
 558                         // The mouse click has to be within the inset!
 559                         InsetText::doDispatch(cur, cmd);
 560                         break;
 561                 }
 562
 563                 if (cmd.button() == mouse_button::button1 && hitButton(cmd)) {
 564                         // if we are selecting, we do not want to
 565                         // toggle the inset.
 566                         if (cur.selection())
 567                                 break;
 568                         // Left button is clicked, the user asks to
 569                         // toggle the inset visual state.
 570                         cur.dispatched();
 571                         cur.updateFlags(Update::Force | Update::FitCursor);
 572                         if (geometry() == ButtonOnly) {
 573                                 setStatus(cur, Open);
 574                                 edit(cur, true);
 575                         }
 576                         else {
 577                                 setStatus(cur, Collapsed);
 578                         }
 579                         cur.bv().cursor() = cur;
 580                         break;
 581                 }
 582
 583                 // The mouse click is within the opened inset.
 584                 if (geometry() == TopButton
 585                  || geometry() == LeftButton)
 586                         InsetText::doDispatch(cur, cmd);
 587                 break;
 588
 589         case LFUN_INSET_TOGGLE:
 590                 if (cmd.argument() == "open")
 591                         setStatus(cur, Open);
 592                 else if (cmd.argument() == "close")
 593                         setStatus(cur, Collapsed);
 594                 else if (cmd.argument() == "toggle" || cmd.argument().empty())
 595                         if (status_ == Open) {
 596                                 setStatus(cur, Collapsed);
 597                                 if (geometry() == ButtonOnly)
 598                                         cur.top().forwardPos();
 599                         } else
 600                                 setStatus(cur, Open);
 601                 else // if assign or anything else
 602                         cur.undispatched();
 603                 cur.dispatched();
 604                 break;
 605
 606         case LFUN_PASTE:
 607         case LFUN_CLIPBOARD_PASTE:
 608         case LFUN_PRIMARY_SELECTION_PASTE: {
 609                 InsetText::doDispatch(cur, cmd);
 610                 // Since we can only store plain text, we must reset all
 611                 // attributes.
 612                 // FIXME: Change only the pasted paragraphs
 613
 614                 resetParagraphsFont();
 615                 break;
 616         }
 617
 618         default:
 619                 if (layout_ && layout_->isForceLtr()) {
 620                         // Force any new text to latex_language
 621                         // FIXME: This should only be necessary in constructor, but
 622                         // new paragraphs that are created by pressing enter at the
 623                         // start of an existing paragraph get the buffer language
 624                         // and not latex_language, so we take this brute force
 625                         // approach.
 626                         cur.current_font.setLanguage(latex_language);
 627                         cur.real_current_font.setLanguage(latex_language);
 628                 }
 629                 InsetText::doDispatch(cur, cmd);
 630                 break;
 631         }
 632 }
 633
 634
 635 bool InsetCollapsable::allowMultiPar() const
 636 {
 637         return layout_->isMultiPar();
 638 }
 639
 640
 641 void InsetCollapsable::resetParagraphsFont()
 642 {
 643         Font font;
 644         font.fontInfo() = inherit_font;
 645         if (layout_->isForceLtr())
 646                 font.setLanguage(latex_language);
 647         if (layout_->isPassThru()) {
 648                 ParagraphList::iterator par = paragraphs().begin();
 649                 ParagraphList::iterator const end = paragraphs().end();
 650                 while (par != end) {
 651                         par->resetFonts(font);
 652                         par->params().clear();
 653                         ++par;
 654                 }
 655         }
 656 }
 657
 658
 659 bool InsetCollapsable::getStatus(Cursor & cur, FuncRequest const & cmd,
 660                 FuncStatus & flag) const
 661 {
 662         switch (cmd.action) {
 663         // suppress these
 664         case LFUN_ACCENT_ACUTE:
 665         case LFUN_ACCENT_BREVE:
 666         case LFUN_ACCENT_CARON:
 667         case LFUN_ACCENT_CEDILLA:
 668         case LFUN_ACCENT_CIRCLE:
 669         case LFUN_ACCENT_CIRCUMFLEX:
 670         case LFUN_ACCENT_DOT:
 671         case LFUN_ACCENT_GRAVE:
 672         case LFUN_ACCENT_HUNGARIAN_UMLAUT:
 673         case LFUN_ACCENT_MACRON:
 674         case LFUN_ACCENT_OGONEK:
 675         case LFUN_ACCENT_SPECIAL_CARON:
 676         case LFUN_ACCENT_TIE:
 677         case LFUN_ACCENT_TILDE:
 678         case LFUN_ACCENT_UMLAUT:
 679         case LFUN_ACCENT_UNDERBAR:
 680         case LFUN_ACCENT_UNDERDOT:
 681         case LFUN_APPENDIX:
 682         case LFUN_BIBITEM_INSERT:
 683         case LFUN_BOX_INSERT:
 684         case LFUN_BRANCH_INSERT:
 685         case LFUN_NEW_LINE:
 686         case LFUN_CAPTION_INSERT:
 687         case LFUN_CLEARPAGE_INSERT:
 688         case LFUN_CLEARDOUBLEPAGE_INSERT:
 689         case LFUN_DEPTH_DECREMENT:
 690         case LFUN_DEPTH_INCREMENT:
 691         case LFUN_ENVIRONMENT_INSERT:
 692         case LFUN_ERT_INSERT:
 693         case LFUN_FILE_INSERT:
 694         case LFUN_FLEX_INSERT:
 695         case LFUN_FLOAT_INSERT:
 696         case LFUN_FLOAT_LIST:
 697         case LFUN_FLOAT_WIDE_INSERT:
 698         case LFUN_FONT_BOLD:
 699         case LFUN_FONT_TYPEWRITER:
 700         case LFUN_FONT_DEFAULT:
 701         case LFUN_FONT_EMPH:
 702         case LFUN_FONT_FREE_APPLY:
 703         case LFUN_FONT_FREE_UPDATE:
 704         case LFUN_FONT_NOUN:
 705         case LFUN_FONT_ROMAN:
 706         case LFUN_FONT_SANS:
 707         case LFUN_FONT_FRAK:
 708         case LFUN_FONT_ITAL:
 709         case LFUN_FONT_SIZE:
 710         case LFUN_FONT_STATE:
 711         case LFUN_FONT_UNDERLINE:
 712         case LFUN_FOOTNOTE_INSERT:
 713         case LFUN_HFILL_INSERT:
 714         case LFUN_HYPERLINK_INSERT:
 715         case LFUN_INDEX_INSERT:
 716         case LFUN_INDEX_PRINT:
 717         case LFUN_INSET_INSERT:
 718         case LFUN_LABEL_GOTO:
 719         case LFUN_LABEL_INSERT:
 720         case LFUN_LINE_INSERT:
 721         case LFUN_NEWPAGE_INSERT:
 722         case LFUN_PAGEBREAK_INSERT:
 723         case LFUN_LAYOUT:
 724         case LFUN_LAYOUT_PARAGRAPH:
 725         case LFUN_LAYOUT_TABULAR:
 726         case LFUN_MARGINALNOTE_INSERT:
 727         case LFUN_MATH_DISPLAY:
 728         case LFUN_MATH_INSERT:
 729         case LFUN_MATH_MATRIX:
 730         case LFUN_MATH_MODE:
 731         case LFUN_MENU_OPEN:
 732         case LFUN_NOACTION:
 733         case LFUN_NOMENCL_INSERT:
 734         case LFUN_NOMENCL_PRINT:
 735         case LFUN_NOTE_INSERT:
 736         case LFUN_NOTE_NEXT:
 737         case LFUN_OPTIONAL_INSERT:
 738         case LFUN_PARAGRAPH_PARAMS:
 739         case LFUN_PARAGRAPH_PARAMS_APPLY:
 740         case LFUN_PARAGRAPH_SPACING:
 741         case LFUN_PARAGRAPH_UPDATE:
 742         case LFUN_REFERENCE_NEXT:
 743         case LFUN_SERVER_GOTO_FILE_ROW:
 744         case LFUN_SERVER_NOTIFY:
 745         case LFUN_SERVER_SET_XY:
 746         case LFUN_SPACE_INSERT:
 747         case LFUN_SPECIALCHAR_INSERT:
 748         case LFUN_TABULAR_INSERT:
 749         case LFUN_TOC_INSERT:
 750         case LFUN_WRAP_INSERT:
 751         if (layout_->isPassThru()) {
 752                 flag.enabled(false);
 753                 return true;
 754         } else
 755                 return InsetText::getStatus(cur, cmd, flag);
 756
 757         case LFUN_INSET_TOGGLE:
 758                 if (cmd.argument() == "open" || cmd.argument() == "close" ||
 759                     cmd.argument() == "toggle")
 760                         flag.enabled(true);
 761                 else
 762                         flag.enabled(false);
 763                 return true;
 764
 765         case LFUN_LANGUAGE:
 766                 flag.enabled(!layout_->isForceLtr());
 767                 return InsetText::getStatus(cur, cmd, flag);
 768
 769         case LFUN_BREAK_PARAGRAPH:
 770         case LFUN_BREAK_PARAGRAPH_SKIP:
 771                 flag.enabled(layout_->isMultiPar());
 772                 return true;
 773
 774         default:
 775                 return InsetText::getStatus(cur, cmd, flag);
 776         }
 777 }
 778
 779
 780 void InsetCollapsable::setLabel(docstring const & l)
 781 {
 782         labelstring_ = l;
 783 }
 784
 785
 786 void InsetCollapsable::setStatus(Cursor & cur, CollapseStatus status)
 787 {
 788         status_ = status;
 789         setButtonLabel();
 790         if (status_ == Collapsed)
 791                 cur.leaveInset(*this);
 792 }
 793
 794
 795 docstring InsetCollapsable::floatName(string const & type, BufferParams const & bp) const
 796 {
 797         FloatList const & floats = bp.getTextClass().floats();
 798         FloatList::const_iterator it = floats[type];
 799         // FIXME UNICODE
 800         return (it == floats.end()) ? from_ascii(type) : bp.B_(it->second.name());
 801 }
 802
 803
 804 InsetDecoration InsetCollapsable::decoration() const
 805 {
 806         if (!layout_)
 807                 return Deco_Classic;
 808         InsetDecoration const dec = layout_->decoration();
 809         switch (dec) {
 810         case Deco_Classic:
 811         case Deco_Minimalistic:
 812         case Deco_Conglomerate:
 813                 return dec;
 814         case Deco_Default:
 815                 break;
 816         }
 817         if (lyxCode() == FLEX_CODE)
 818                 // FIXME: Is this really necessary?
 819                 return Deco_Conglomerate;
 820         return Deco_Classic;
 821 }
 822
 823
 824 bool InsetCollapsable::isMacroScope(Buffer const &) const
 825 {
 826         // layout_ == 0 leads to no latex output, so ignore
 827         // the macros outside
 828         if (!layout_)
 829                 return true;
 830
 831         // see InsetCollapsable::latex(...) below. In these case
 832         // an environment is opened there
 833         if (!layout_->latexname().empty())
 834                 return true;
 835
 836         return false;
 837 }
 838
 839
 840 int InsetCollapsable::latex(Buffer const & buf, odocstream & os,
 841                           OutputParams const & runparams) const
 842 {
 843         // FIXME: What should we do layout_ is 0?
 844         // 1) assert
 845         // 2) through an error
 846         if (!layout_)
 847                 return 0;
 848
 849         // This implements the standard way of handling the LaTeX output of
 850         // a collapsable inset, either a command or an environment. Standard
 851         // collapsable insets should not redefine this, non-standard ones may
 852         // call this.
 853         if (!layout_->latexname().empty()) {
 854                 if (layout_->latextype() == "command") {
 855                         // FIXME UNICODE
 856                         if (runparams.moving_arg)
 857                                 os << "\\protect";
 858                         os << '\\' << from_utf8(layout_->latexname());
 859                         if (!layout_->latexparam().empty())
 860                                 os << from_utf8(layout_->latexparam());
 861                         os << '{';
 862                 } else if (layout_->latextype() == "environment") {
 863                         os << "%\n\\begin{" << from_utf8(layout_->latexname()) << "}\n";
 864                         if (!layout_->latexparam().empty())
 865                                 os << from_utf8(layout_->latexparam());
 866                 }
 867         }
 868         OutputParams rp = runparams;
 869         if (layout_->isPassThru())
 870                 rp.verbatim = true;
 871         if (layout_->isNeedProtect())
 872                 rp.moving_arg = true;
 873         int i = InsetText::latex(buf, os, rp);
 874         if (!layout_->latexname().empty()) {
 875                 if (layout_->latextype() == "command") {
 876                         os << "}";
 877                 } else if (layout_->latextype() == "environment") {
 878                         os << "\n\\end{" << from_utf8(layout_->latexname()) << "}\n";
 879                         i += 4;
 880                 }
 881         }
 882         return i;
 883 }
 884
 885
 886 void InsetCollapsable::validate(LaTeXFeatures & features) const
 887 {
 888         if (!layout_)
 889                 return;
 890
 891         // Force inclusion of preamble snippet in layout file
 892         features.require(to_utf8(layout_->name()));
 893         InsetText::validate(features);
 894 }
 895
 896
 897 bool InsetCollapsable::undefined() const
 898 {
 899         docstring const & n = getLayout().name();
 900         return n.empty() || n == TextClass::emptyInsetLayout().name();
 901 }
 902
 903
 904 } // namespace lyx