src/frontends/qt2/QDocument.C

   1 /**
   2  * \file QDocument.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Edwin Leuven
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "qt_helpers.h"
  14
  15 #include "ControlDocument.h"
  16 #include "QDocument.h"
  17 #include "QDocumentDialog.h"
  18
  19 #include "bufferparams.h"
  20 #include "language.h"
  21 #include "helper_funcs.h" // getSecond()
  22 #include "frnt_lang.h"
  23 #include "lyxrc.h" // defaultUnit
  24 #include "tex-strings.h" // tex_graphics
  25 #include "support/tostr.h"
  26 #include "support/lstrings.h"
  27 #include "lyxtextclasslist.h"
  28 #include "floatplacement.h"
  29
  30 #include <qpushbutton.h>
  31 #include <qmultilineedit.h>
  32 #include <qradiobutton.h>
  33 #include <qcheckbox.h>
  34 #include <qslider.h>
  35 #include <qlineedit.h>
  36 #include "lengthcombo.h"
  37
  38
  39
  40 using std::vector;
  41 using lyx::support::bformat;
  42
  43 typedef Qt2CB<ControlDocument, Qt2DB<QDocumentDialog> > base_class;
  44
  45
  46 namespace {
  47
  48 char const * encodings[] = { "LaTeX default", "latin1", "latin2",
  49         "latin3", "latin4", "latin5", "latin9",
  50         "koi8-r", "koi8-u", "cp866", "cp1251",
  51         "iso88595", "pt154", 0
  52 };
  53
  54 }
  55
  56
  57 QDocument::QDocument()
  58         : base_class(_("LyX: Document Settings")),
  59                 lang_(getSecond(frnt::getLanguageData(false)))
  60 {}
  61
  62
  63 void QDocument::build_dialog()
  64 {
  65         dialog_.reset(new QDocumentDialog(this));
  66
  67         // biblio
  68         dialog_->biblioModule->citeStyleCO->insertItem(qt_("Author-year"));
  69         dialog_->biblioModule->citeStyleCO->insertItem(qt_("Numerical"));
  70         dialog_->biblioModule->citeStyleCO->setCurrentItem(0);
  71
  72         // language & quotes
  73         vector<frnt::LanguagePair> const langs = frnt::getLanguageData(false);
  74         vector<frnt::LanguagePair>::const_iterator lit  = langs.begin();
  75         vector<frnt::LanguagePair>::const_iterator lend = langs.end();
  76         for (; lit != lend; ++lit) {
  77                 dialog_->langModule->languageCO->insertItem(
  78                         toqstr(lit->first));
  79         }
  80
  81         int i = 0;
  82         while (encodings[i]) {
  83                 dialog_->langModule->encodingCO->insertItem(qt_(encodings[i++]));
  84         }
  85
  86         dialog_->langModule->quoteStyleCO->insertItem(qt_("``text''"));
  87         dialog_->langModule->quoteStyleCO->insertItem(qt_("''text''"));
  88         dialog_->langModule->quoteStyleCO->insertItem(qt_(",,text``"));
  89         dialog_->langModule->quoteStyleCO->insertItem(qt_(",,text''"));
  90         dialog_->langModule->quoteStyleCO->insertItem(qt_("«text»"));
  91         dialog_->langModule->quoteStyleCO->insertItem(qt_("»text«"));
  92
  93         // packages
  94         for (int n = 0; tex_graphics[n][0]; ++n) {
  95                 QString enc = tex_graphics[n];
  96                 dialog_->latexModule->psdriverCO->insertItem(enc);
  97         }
  98
  99         // paper
 100         QComboBox * cb = dialog_->pageLayoutModule->papersizeCO;
 101         cb->insertItem(qt_("Default"));
 102         cb->insertItem(qt_("Custom"));
 103         cb->insertItem(qt_("US letter"));
 104         cb->insertItem(qt_("US legal"));
 105         cb->insertItem(qt_("US executive"));
 106         cb->insertItem(qt_("A3"));
 107         cb->insertItem(qt_("A4"));
 108         cb->insertItem(qt_("A5"));
 109         cb->insertItem(qt_("B3"));
 110         cb->insertItem(qt_("B4"));
 111         cb->insertItem(qt_("B5"));
 112
 113         // layout
 114         for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 115              cit != textclasslist.end(); ++cit) {
 116                 if (cit->isTeXClassAvailable()) {
 117                         dialog_->latexModule->classCO->insertItem(toqstr(cit->description()));
 118                 } else {
 119                         string item =
 120                                 bformat(_("Unavailable: %1$s"), cit->description());
 121                         dialog_->latexModule->classCO->insertItem(toqstr(item));
 122                 }
 123         }
 124
 125         for (int n = 0; tex_fonts[n][0]; ++n) {
 126                 QString font = tex_fonts[n];
 127                 dialog_->textLayoutModule->fontsCO->insertItem(font);
 128         }
 129
 130         dialog_->textLayoutModule->fontsizeCO->insertItem(qt_("default"));
 131         dialog_->textLayoutModule->fontsizeCO->insertItem(qt_("10"));
 132         dialog_->textLayoutModule->fontsizeCO->insertItem(qt_("11"));
 133         dialog_->textLayoutModule->fontsizeCO->insertItem(qt_("12"));
 134
 135         dialog_->textLayoutModule->skipCO->insertItem(qt_("SmallSkip"));
 136         dialog_->textLayoutModule->skipCO->insertItem(qt_("MedSkip"));
 137         dialog_->textLayoutModule->skipCO->insertItem(qt_("BigSkip"));
 138         dialog_->textLayoutModule->skipCO->insertItem(qt_("Length"));
 139
 140         dialog_->pageLayoutModule->pagestyleCO->insertItem(qt_("default"));
 141         dialog_->pageLayoutModule->pagestyleCO->insertItem(qt_("empty"));
 142         dialog_->pageLayoutModule->pagestyleCO->insertItem(qt_("plain"));
 143         dialog_->pageLayoutModule->pagestyleCO->insertItem(qt_("headings"));
 144         dialog_->pageLayoutModule->pagestyleCO->insertItem(qt_("fancy"));
 145
 146         dialog_->textLayoutModule->lspacingCO->insertItem(
 147                 qt_("Single"), Spacing::Single);
 148         dialog_->textLayoutModule->lspacingCO->insertItem(
 149                 qt_("OneHalf"), Spacing::Onehalf);
 150         dialog_->textLayoutModule->lspacingCO->insertItem(
 151                 qt_("Double"), Spacing::Double);
 152         dialog_->textLayoutModule->lspacingCO->insertItem(
 153                 qt_("Custom"), Spacing::Other);
 154
 155         // margins
 156         dialog_->setMargins(0);
 157
 158         // Manage the restore, ok, apply, restore and cancel/close buttons
 159         bcview().setOK(dialog_->okPB);
 160         bcview().setApply(dialog_->applyPB);
 161         bcview().setCancel(dialog_->closePB);
 162         bcview().setRestore(dialog_->restorePB);
 163 }
 164
 165
 166 void QDocument::showPreamble()
 167 {
 168         dialog_->showPreamble();
 169 }
 170
 171
 172 void QDocument::apply()
 173 {
 174         BufferParams & params = controller().params();
 175
 176         // preamble
 177         params.preamble =
 178                 fromqstr(dialog_->preambleModule->preambleMLE->text());
 179
 180         // biblio
 181         params.use_natbib =
 182                 dialog_->biblioModule->natbibCB->isChecked();
 183         params.use_numerical_citations  =
 184                 dialog_->biblioModule->citeStyleCO->currentItem();
 185
 186         // language & quotes
 187         if (dialog_->langModule->singleQuoteRB->isChecked())
 188                 params.quotes_times = InsetQuotes::SingleQ;
 189         else
 190                 params.quotes_times = InsetQuotes::DoubleQ;
 191
 192         if (dialog_->langModule->defaultencodingCB->isChecked()) {
 193                 params.inputenc = "auto";
 194         } else {
 195                 int i = dialog_->langModule->encodingCO->currentItem();
 196                 if (i == 0) {
 197                         params.inputenc = "default";
 198                 } else {
 199                         params.inputenc = encodings[i];
 200                 }
 201         }
 202
 203         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 204         switch (dialog_->langModule->quoteStyleCO->currentItem()) {
 205         case 0:
 206                 lga = InsetQuotes::EnglishQ;
 207                 break;
 208         case 1:
 209                 lga = InsetQuotes::SwedishQ;
 210                 break;
 211         case 2:
 212                 lga = InsetQuotes::GermanQ;
 213                 break;
 214         case 3:
 215                 lga = InsetQuotes::PolishQ;
 216                 break;
 217         case 4:
 218                 lga = InsetQuotes::FrenchQ;
 219                 break;
 220         case 5:
 221                 lga = InsetQuotes::DanishQ;
 222                 break;
 223         }
 224         params.quotes_language = lga;
 225
 226         int const pos = dialog_->langModule->languageCO->currentItem();
 227         params.language = languages.getLanguage(lang_[pos]);
 228
 229         // numbering
 230         params.tocdepth = dialog_->numberingModule->tocSL->value();
 231         params.secnumdepth = dialog_->numberingModule->depthSL->value();
 232
 233         // bullets
 234         params.user_defined_bullet(0) = dialog_->bulletsModule->getBullet(0);
 235         params.user_defined_bullet(1) = dialog_->bulletsModule->getBullet(1);
 236         params.user_defined_bullet(2) = dialog_->bulletsModule->getBullet(2);
 237         params.user_defined_bullet(3) = dialog_->bulletsModule->getBullet(3);
 238
 239         // packages
 240         params.graphicsDriver =
 241                 fromqstr(dialog_->latexModule->psdriverCO->currentText());
 242
 243         if (dialog_->mathsModule->amsautoCB->isChecked()) {
 244                 params.use_amsmath = BufferParams::AMS_AUTO;
 245         } else {
 246                 if (dialog_->mathsModule->amsCB->isChecked())
 247                         params.use_amsmath = BufferParams::AMS_ON;
 248                 else
 249                         params.use_amsmath = BufferParams::AMS_OFF;
 250         }
 251
 252         // layout
 253         params.textclass =
 254                 dialog_->latexModule->classCO->currentItem();
 255
 256         params.fonts =
 257                 fromqstr(dialog_->textLayoutModule->fontsCO->currentText());
 258
 259         params.fontsize =
 260                 fromqstr(dialog_->textLayoutModule->fontsizeCO->currentText());
 261
 262         params.pagestyle =
 263                 fromqstr(dialog_->pageLayoutModule->pagestyleCO->currentText());
 264
 265         switch (dialog_->textLayoutModule->lspacingCO->currentItem()) {
 266         case 0:
 267                 params.spacing().set(Spacing::Single);
 268                 break;
 269         case 1:
 270                 params.spacing().set(Spacing::Onehalf);
 271                 break;
 272         case 2:
 273                 params.spacing().set(Spacing::Double);
 274                 break;
 275         case 3:
 276                 params.spacing().set(Spacing::Other,
 277                                    dialog_->textLayoutModule->
 278                                    lspacingLE->text().toFloat()
 279                                    );
 280                 break;
 281         }
 282
 283         if (dialog_->textLayoutModule->twoColumnCB->isChecked())
 284                 params.columns = 2;
 285         else
 286                 params.columns = 1;
 287
 288         if (dialog_->textLayoutModule->indentRB->isChecked())
 289                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 290         else
 291                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 292
 293         switch (dialog_->textLayoutModule->skipCO->currentItem()) {
 294         case 0:
 295                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 296                 break;
 297         case 1:
 298                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 299                 break;
 300         case 2:
 301                 params.setDefSkip(VSpace(VSpace::BIGSKIP));
 302                 break;
 303         case 3:
 304         {
 305                 LyXLength::UNIT unit =
 306                         dialog_->textLayoutModule->skipLengthCO->
 307                         currentLengthItem();
 308                 double length =
 309                         dialog_->textLayoutModule->skipLE->text().toDouble();
 310                 VSpace vs = VSpace(LyXGlueLength(LyXLength(length,unit)));
 311                 params.setDefSkip(vs);
 312                 break;
 313         }
 314         default:
 315                 // DocumentDefskipCB assures that this never happens
 316                 // so Assert then !!!  - jbl
 317                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 318                 break;
 319         }
 320
 321         params.options =
 322                 fromqstr(dialog_->latexModule->optionsLE->text());
 323
 324         params.float_placement = dialog_->floatModule->get();
 325
 326         // paper
 327         params.papersize2 = VMARGIN_PAPER_TYPE(
 328                 dialog_->pageLayoutModule->papersizeCO->currentItem());
 329
 330         params.paperwidth = widgetsToLength(dialog_->pageLayoutModule->paperwidthLE,
 331                 dialog_->pageLayoutModule->paperwidthUnitCO);
 332
 333         params.paperheight = widgetsToLength(dialog_->pageLayoutModule->paperheightLE,
 334                 dialog_->pageLayoutModule->paperheightUnitCO);
 335
 336         if (dialog_->pageLayoutModule->facingPagesCB->isChecked())
 337                 params.sides = LyXTextClass::TwoSides;
 338         else
 339                 params.sides = LyXTextClass::OneSide;
 340
 341         if (dialog_->pageLayoutModule->landscapeRB->isChecked())
 342                 params.orientation = ORIENTATION_LANDSCAPE;
 343         else
 344                 params.orientation = ORIENTATION_PORTRAIT;
 345
 346         // margins
 347         params.use_geometry =
 348                 (dialog_->marginsModule->marginCO->currentItem() == 1);
 349
 350         int margin = dialog_->marginsModule->marginCO->currentItem();
 351         if (margin > 0) {
 352                 margin = margin - 1;
 353         }
 354         params.paperpackage = PAPER_PACKAGES(margin);
 355
 356         // set params.papersize from params.papersize2
 357         // and params.paperpackage
 358         params.setPaperStuff();
 359
 360         MarginsModuleBase const * m(dialog_->marginsModule);
 361
 362         params.leftmargin = widgetsToLength(m->innerLE, m->innerUnit);
 363
 364         params.topmargin = widgetsToLength(m->topLE, m->topUnit);
 365
 366         params.rightmargin = widgetsToLength(m->outerLE, m->outerUnit);
 367
 368         params.bottommargin = widgetsToLength(m->bottomLE, m->bottomUnit);
 369
 370         params.headheight = widgetsToLength(m->headheightLE, m->headheightUnit);
 371
 372         params.headsep = widgetsToLength(m->headsepLE, m->headsepUnit);
 373
 374         params.footskip = widgetsToLength(m->footskipLE, m->footskipUnit);
 375 }
 376
 377
 378 namespace {
 379
 380 /** Return the position of val in the vector if found.
 381     If not found, return 0.
 382  */
 383 template<class A>
 384 typename std::vector<A>::size_type
 385 findPos(std::vector<A> const & vec, A const & val)
 386 {
 387         typename std::vector<A>::const_iterator it =
 388                 std::find(vec.begin(), vec.end(), val);
 389         if (it == vec.end())
 390                 return 0;
 391         return std::distance(vec.begin(), it);
 392 }
 393
 394 } // namespace anom
 395
 396
 397 void QDocument::update_contents()
 398 {
 399         if (!dialog_.get())
 400                 return;
 401
 402         BufferParams const & params = controller().params();
 403
 404         // set the default unit
 405         // FIXME: move to controller
 406         LyXLength::UNIT defaultUnit = LyXLength::CM;
 407         switch (lyxrc.default_papersize) {
 408                 case PAPER_DEFAULT: break;
 409
 410                 case PAPER_USLETTER:
 411                 case PAPER_LEGALPAPER:
 412                 case PAPER_EXECUTIVEPAPER:
 413                         defaultUnit = LyXLength::IN;
 414                         break;
 415
 416                 case PAPER_A3PAPER:
 417                 case PAPER_A4PAPER:
 418                 case PAPER_A5PAPER:
 419                 case PAPER_B5PAPER:
 420                         defaultUnit = LyXLength::CM;
 421                         break;
 422         }
 423
 424         // preamble
 425         QString preamble = toqstr(params.preamble);
 426         dialog_->preambleModule->preambleMLE->setText(preamble);
 427
 428         // biblio
 429         dialog_->biblioModule->natbibCB->setChecked(
 430                 params.use_natbib);
 431         dialog_->biblioModule->citeStyleCO->setCurrentItem(
 432                 params.use_numerical_citations ? 1 : 0);
 433
 434         // language & quotes
 435         dialog_->langModule->singleQuoteRB->setChecked(
 436                 params.quotes_times == InsetQuotes::SingleQ);
 437         dialog_->langModule->doubleQuoteRB->setChecked(
 438                 params.quotes_times == InsetQuotes::DoubleQ);
 439
 440         int const pos = int(findPos(lang_,
 441                                     params.language->lang()));
 442         dialog_->langModule->languageCO->setCurrentItem(pos);
 443
 444         dialog_->langModule->quoteStyleCO->setCurrentItem(
 445                 params.quotes_language);
 446
 447         dialog_->langModule->defaultencodingCB->setChecked(true);
 448
 449         if (params.inputenc != "auto") {
 450                 dialog_->langModule->defaultencodingCB->setChecked(false);
 451                 if (params.inputenc == "default") {
 452                         dialog_->langModule->encodingCO->setCurrentItem(0);
 453                 } else {
 454                         int i = 0;
 455                         while (encodings[i]) {
 456                                 if (encodings[i] == params.inputenc)
 457                                         dialog_->langModule->encodingCO->setCurrentItem(i);
 458                                 ++i;
 459                         }
 460                 }
 461         }
 462
 463         // numbering
 464         dialog_->numberingModule->tocSL->setValue(params.tocdepth);
 465         dialog_->numberingModule->depthSL->setValue(params.secnumdepth);
 466         dialog_->updateNumbering();
 467
 468         // bullets
 469         dialog_->bulletsModule->setBullet(0,params.user_defined_bullet(0));
 470         dialog_->bulletsModule->setBullet(1,params.user_defined_bullet(1));
 471         dialog_->bulletsModule->setBullet(2,params.user_defined_bullet(2));
 472         dialog_->bulletsModule->setBullet(3,params.user_defined_bullet(3));
 473
 474         // packages
 475         QString text = toqstr(params.graphicsDriver);
 476         int nitem = dialog_->latexModule->psdriverCO->count();
 477         for (int n = 0; n < nitem ; ++n) {
 478                 QString enc = tex_graphics[n];
 479                 if (enc == text) {
 480                         dialog_->latexModule->psdriverCO->setCurrentItem(n);
 481                 }
 482         }
 483
 484
 485         dialog_->mathsModule->amsCB->setChecked(
 486                 params.use_amsmath == BufferParams::AMS_ON);
 487         dialog_->mathsModule->amsautoCB->setChecked(
 488                 params.use_amsmath == BufferParams::AMS_AUTO);
 489
 490         switch (params.spacing().getSpace()) {
 491                 case Spacing::Other: nitem = 3; break;
 492                 case Spacing::Double: nitem = 2; break;
 493                 case Spacing::Onehalf: nitem = 1; break;
 494                 case Spacing::Default: case Spacing::Single: nitem = 0; break;
 495         }
 496
 497
 498         // layout
 499         dialog_->latexModule->classCO->setCurrentItem(params.textclass);
 500
 501         dialog_->updateFontsize(controller().textClass().opt_fontsize(),
 502                                 params.fontsize);
 503
 504         dialog_->updatePagestyle(controller().textClass().opt_pagestyle(),
 505                                  params.pagestyle);
 506
 507         for (int n = 0; tex_fonts[n][0]; ++n) {
 508                 if (tex_fonts[n] == params.fonts) {
 509                         dialog_->textLayoutModule->fontsCO->setCurrentItem(n);
 510                         break;
 511                 }
 512         }
 513
 514         dialog_->textLayoutModule->lspacingCO->setCurrentItem(nitem);
 515         if (params.spacing().getSpace() == Spacing::Other) {
 516                 dialog_->textLayoutModule->lspacingLE->setText(
 517                         toqstr(tostr(params.spacing().getValue())));
 518                 dialog_->setLSpacing(3);
 519         }
 520
 521         if (params.paragraph_separation
 522             == BufferParams::PARSEP_INDENT) {
 523                 dialog_->textLayoutModule->indentRB->setChecked(true);
 524         } else {
 525                 dialog_->textLayoutModule->skipRB->setChecked(true);
 526         }
 527
 528         int skip = 0;
 529         switch (params.getDefSkip().kind()) {
 530         case VSpace::SMALLSKIP:
 531                 skip = 0;
 532                 break;
 533         case VSpace::MEDSKIP:
 534                 skip = 1;
 535                 break;
 536         case VSpace::BIGSKIP:
 537                 skip = 2;
 538                 break;
 539         case VSpace::LENGTH:
 540         {
 541                 skip = 3;
 542                 string const length = params.getDefSkip().asLyXCommand();
 543                 dialog_->textLayoutModule->skipLengthCO->setCurrentItem(LyXLength(length).unit());
 544                 dialog_->textLayoutModule->skipLE->setText(toqstr(tostr(LyXLength(length).value())));
 545                 break;
 546         }
 547         default:
 548                 skip = 0;
 549                 break;
 550         }
 551         dialog_->textLayoutModule->skipCO->setCurrentItem(skip);
 552         dialog_->setSkip(skip);
 553
 554         dialog_->textLayoutModule->twoColumnCB->setChecked(
 555                 params.columns == 2);
 556
 557         if (!params.options.empty()) {
 558                 dialog_->latexModule->optionsLE->setText(
 559                         toqstr(params.options));
 560         } else {
 561                 dialog_->latexModule->optionsLE->setText("");
 562         }
 563
 564         dialog_->floatModule->set(params.float_placement);
 565
 566         // paper
 567         int const psize = params.papersize2;
 568         dialog_->pageLayoutModule->papersizeCO->setCurrentItem(psize);
 569         dialog_->setMargins(psize);
 570         dialog_->setCustomPapersize(psize);
 571
 572         bool const landscape =
 573                 params.orientation == ORIENTATION_LANDSCAPE;
 574         dialog_->pageLayoutModule->landscapeRB->setChecked(landscape);
 575         dialog_->pageLayoutModule->portraitRB->setChecked(!landscape);
 576
 577         dialog_->pageLayoutModule->facingPagesCB->setChecked(
 578                 params.sides == LyXTextClass::TwoSides);
 579
 580
 581
 582         lengthToWidgets(dialog_->pageLayoutModule->paperwidthLE,
 583                 dialog_->pageLayoutModule->paperwidthUnitCO, params.paperwidth, defaultUnit);
 584
 585         lengthToWidgets(dialog_->pageLayoutModule->paperheightLE,
 586                 dialog_->pageLayoutModule->paperheightUnitCO, params.paperheight, defaultUnit);
 587
 588         // margins
 589
 590         MarginsModuleBase * m = dialog_->marginsModule;
 591
 592         int item = params.paperpackage;
 593         if (params.use_geometry) {
 594                 item = 1;
 595         } else if (item > 0) {
 596                 item = item + 1;
 597         }
 598         m->marginCO->setCurrentItem(item);
 599         dialog_->setCustomMargins(item);
 600
 601         lengthToWidgets(m->topLE, m->topUnit,
 602                 params.topmargin, defaultUnit);
 603
 604         lengthToWidgets(m->bottomLE, m->bottomUnit,
 605                 params.bottommargin, defaultUnit);
 606
 607         lengthToWidgets(m->innerLE, m->innerUnit,
 608                 params.leftmargin, defaultUnit);
 609
 610         lengthToWidgets(m->outerLE, m->outerUnit,
 611                 params.rightmargin, defaultUnit);
 612
 613         lengthToWidgets(m->headheightLE, m->headheightUnit,
 614                 params.headheight, defaultUnit);
 615
 616         lengthToWidgets(m->headsepLE, m->headsepUnit,
 617                 params.headsep, defaultUnit);
 618
 619         lengthToWidgets(m->footskipLE, m->footskipUnit,
 620                 params.footskip, defaultUnit);
 621 }
 622
 623
 624 void QDocument::saveDocDefault()
 625 {
 626         // we have to apply the params first
 627         apply();
 628         controller().saveAsDefault();
 629 }
 630
 631
 632 void QDocument::useClassDefaults()
 633 {
 634         BufferParams & params = controller().params();
 635
 636         params.textclass = dialog_->latexModule->classCO->currentItem();
 637         params.useClassDefaults();
 638         update_contents();
 639 }