src/frontends/qt4/GuiPrefs.cpp

   1 /**
   2  * \file GuiPrefs.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author John Levon
   7  * \author Bo Peng
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "GuiPrefs.h"
  15
  16 #include "ColorCache.h"
  17 #include "FileDialog.h"
  18 #include "GuiApplication.h"
  19 #include "GuiFontExample.h"
  20 #include "GuiFontLoader.h"
  21 #include "GuiKeySymbol.h"
  22 #include "qt_helpers.h"
  23
  24 #include "BufferList.h"
  25 #include "Color.h"
  26 #include "ColorSet.h"
  27 #include "ConverterCache.h"
  28 #include "FontEnums.h"
  29 #include "FuncRequest.h"
  30 #include "KeyMap.h"
  31 #include "KeySequence.h"
  32 #include "Language.h"
  33 #include "LyXAction.h"
  34 #include "PanelStack.h"
  35 #include "paper.h"
  36 #include "Session.h"
  37 #include "SpellChecker.h"
  38
  39 #include "support/debug.h"
  40 #include "support/FileName.h"
  41 #include "support/filetools.h"
  42 #include "support/foreach.h"
  43 #include "support/gettext.h"
  44 #include "support/lstrings.h"
  45 #include "support/os.h"
  46 #include "support/Package.h"
  47
  48 #include "graphics/GraphicsTypes.h"
  49
  50 #include "frontends/alert.h"
  51 #include "frontends/Application.h"
  52 #include "frontends/FontLoader.h"
  53
  54 #include <QAbstractItemModel>
  55 #include <QCheckBox>
  56 #include <QColorDialog>
  57 #include <QFontDatabase>
  58 #include <QHeaderView>
  59 #include <QLineEdit>
  60 #include <QMessageBox>
  61 #include <QPixmapCache>
  62 #include <QPushButton>
  63 #include <QSpinBox>
  64 #include <QString>
  65 #include <QTreeWidget>
  66 #include <QTreeWidgetItem>
  67 #include <QValidator>
  68
  69 #include <iomanip>
  70 #include <sstream>
  71 #include <algorithm>
  72
  73 using namespace Ui;
  74
  75 using namespace std;
  76 using namespace lyx::support;
  77 using namespace lyx::support::os;
  78
  79 namespace lyx {
  80 namespace frontend {
  81
  82 /////////////////////////////////////////////////////////////////////
  83 //
  84 // Browser Helpers
  85 //
  86 /////////////////////////////////////////////////////////////////////
  87
  88 /** Launch a file dialog and return the chosen file.
  89         filename: a suggested filename.
  90         title: the title of the dialog.
  91         pattern: *.ps etc.
  92         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
  93 */
  94 QString browseFile(QString const & filename,
  95         QString const & title,
  96         QStringList const & filters,
  97         bool save = false,
  98         QString const & label1 = QString(),
  99         QString const & dir1 = QString(),
 100         QString const & label2 = QString(),
 101         QString const & dir2 = QString(),
 102         QString const & fallback_dir = QString())
 103 {
 104         QString lastPath = ".";
 105         if (!filename.isEmpty())
 106                 lastPath = onlyPath(filename);
 107         else if(!fallback_dir.isEmpty())
 108                 lastPath = fallback_dir;
 109
 110         FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
 111         dlg.setButton2(label1, dir1);
 112         dlg.setButton2(label2, dir2);
 113
 114         FileDialog::Result result;
 115
 116         if (save)
 117                 result = dlg.save(lastPath, filters, onlyFilename(filename));
 118         else
 119                 result = dlg.open(lastPath, filters, onlyFilename(filename));
 120
 121         return result.second;
 122 }
 123
 124
 125 /** Wrapper around browseFile which tries to provide a filename
 126 *  relative to the user or system directory. The dir, name and ext
 127 *  parameters have the same meaning as in the
 128 *  support::LibFileSearch function.
 129 */
 130 QString browseLibFile(QString const & dir,
 131         QString const & name,
 132         QString const & ext,
 133         QString const & title,
 134         QStringList const & filters)
 135 {
 136         // FIXME UNICODE
 137         QString const label1 = qt_("System files|#S#s");
 138         QString const dir1 =
 139                 toqstr(addName(package().system_support().absFilename(), fromqstr(dir)));
 140
 141         QString const label2 = qt_("User files|#U#u");
 142         QString const dir2 =
 143                 toqstr(addName(package().user_support().absFilename(), fromqstr(dir)));
 144
 145         QString const result = browseFile(toqstr(
 146                 libFileSearch(dir, name, ext).absFilename()),
 147                 title, filters, false, dir1, dir2, QString(), QString(), dir1);
 148
 149         // remove the extension if it is the default one
 150         QString noextresult;
 151         if (getExtension(result) == ext)
 152                 noextresult = removeExtension(result);
 153         else
 154                 noextresult = result;
 155
 156         // remove the directory, if it is the default one
 157         QString const file = onlyFilename(noextresult);
 158         if (toqstr(libFileSearch(dir, file, ext).absFilename()) == result)
 159                 return file;
 160         else
 161                 return noextresult;
 162 }
 163
 164
 165 /** Launch a file dialog and return the chosen directory.
 166         pathname: a suggested pathname.
 167         title: the title of the dialog.
 168         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
 169 */
 170 QString browseDir(QString const & pathname,
 171         QString const & title,
 172         QString const & label1 = QString(),
 173         QString const & dir1 = QString(),
 174         QString const & label2 = QString(),
 175         QString const & dir2 = QString())
 176 {
 177         QString lastPath = ".";
 178         if (!pathname.isEmpty())
 179                 lastPath = onlyPath(pathname);
 180
 181         FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
 182         dlg.setButton1(label1, dir1);
 183         dlg.setButton2(label2, dir2);
 184
 185         FileDialog::Result const result =
 186                 dlg.opendir(lastPath, onlyFilename(pathname));
 187
 188         return result.second;
 189 }
 190
 191
 192 } // namespace frontend
 193
 194
 195 QString browseRelFile(QString const & filename, QString const & refpath,
 196         QString const & title, QStringList const & filters, bool save,
 197         QString const & label1, QString const & dir1,
 198         QString const & label2, QString const & dir2)
 199 {
 200         QString const fname = makeAbsPath(filename, refpath);
 201
 202
 203         QString const outname =
 204                 frontend::browseFile(fname, title, filters, save, label1, dir1, label2, dir2);
 205
 206         QString const reloutname =
 207                 toqstr(makeRelPath(qstring_to_ucs4(outname), qstring_to_ucs4(refpath)));
 208
 209         if (reloutname.startsWith("../"))
 210                 return outname;
 211         else
 212                 return reloutname;
 213 }
 214
 215
 216
 217 /////////////////////////////////////////////////////////////////////
 218 //
 219 // Helpers
 220 //
 221 /////////////////////////////////////////////////////////////////////
 222
 223 namespace frontend {
 224
 225 string const catLookAndFeel = N_("Look & Feel");
 226 string const catEditing = N_("Editing");
 227 string const catLanguage = N_("Language Settings");
 228 string const catOutput = N_("Output");
 229 string const catFiles = N_("File Handling");
 230
 231 static void parseFontName(QString const & mangled0,
 232         string & name, string & foundry)
 233 {
 234         string mangled = fromqstr(mangled0);
 235         size_t const idx = mangled.find('[');
 236         if (idx == string::npos || idx == 0) {
 237                 name = mangled;
 238                 foundry.clear();
 239         } else {
 240                 name = mangled.substr(0, idx - 1),
 241                 foundry = mangled.substr(idx + 1, mangled.size() - idx - 2);
 242         }
 243 }
 244
 245
 246 static void setComboxFont(QComboBox * cb, string const & family,
 247         string const & foundry)
 248 {
 249         QString fontname = toqstr(family);
 250         if (!foundry.empty())
 251                 fontname += " [" + toqstr(foundry) + ']';
 252
 253         for (int i = 0; i != cb->count(); ++i) {
 254                 if (cb->itemText(i) == fontname) {
 255                         cb->setCurrentIndex(i);
 256                         return;
 257                 }
 258         }
 259
 260         // Try matching without foundry name
 261
 262         // We count in reverse in order to prefer the Xft foundry
 263         for (int i = cb->count(); --i >= 0;) {
 264                 string name, foundry;
 265                 parseFontName(cb->itemText(i), name, foundry);
 266                 if (compare_ascii_no_case(name, family) == 0) {
 267                         cb->setCurrentIndex(i);
 268                         return;
 269                 }
 270         }
 271
 272         // family alone can contain e.g. "Helvetica [Adobe]"
 273         string tmpname, tmpfoundry;
 274         parseFontName(toqstr(family), tmpname, tmpfoundry);
 275
 276         // We count in reverse in order to prefer the Xft foundry
 277         for (int i = cb->count(); --i >= 0; ) {
 278                 string name, foundry;
 279                 parseFontName(cb->itemText(i), name, foundry);
 280                 if (compare_ascii_no_case(name, foundry) == 0) {
 281                         cb->setCurrentIndex(i);
 282                         return;
 283                 }
 284         }
 285
 286         // Bleh, default fonts, and the names couldn't be found. Hack
 287         // for bug 1063.
 288
 289         QFont font;
 290         font.setKerning(false);
 291
 292         QString const font_family = toqstr(family);
 293         if (font_family == guiApp->romanFontName()) {
 294                 font.setStyleHint(QFont::Serif);
 295                 font.setFamily(font_family);
 296         } else if (font_family == guiApp->sansFontName()) {
 297                 font.setStyleHint(QFont::SansSerif);
 298                 font.setFamily(font_family);
 299         } else if (font_family == guiApp->typewriterFontName()) {
 300                 font.setStyleHint(QFont::TypeWriter);
 301                 font.setFamily(font_family);
 302         } else {
 303                 LYXERR0("FAILED to find the default font: '"
 304                        << foundry << "', '" << family << '\'');
 305                 return;
 306         }
 307
 308         QFontInfo info(font);
 309         string default_font_name, dummyfoundry;
 310         parseFontName(info.family(), default_font_name, dummyfoundry);
 311         LYXERR0("Apparent font is " << default_font_name);
 312
 313         for (int i = 0; i < cb->count(); ++i) {
 314                 LYXERR0("Looking at " << cb->itemText(i));
 315                 if (compare_ascii_no_case(fromqstr(cb->itemText(i)),
 316                                     default_font_name) == 0) {
 317                         cb->setCurrentIndex(i);
 318                         return;
 319                 }
 320         }
 321
 322         LYXERR0("FAILED to find the font: '"
 323                << foundry << "', '" << family << '\'');
 324 }
 325
 326
 327
 328 /////////////////////////////////////////////////////////////////////
 329 //
 330 // PrefPlaintext
 331 //
 332 /////////////////////////////////////////////////////////////////////
 333
 334 PrefPlaintext::PrefPlaintext(GuiPreferences * form)
 335         : PrefModule(qt_(catOutput), qt_("Plain text"), form)
 336 {
 337         setupUi(this);
 338         connect(plaintextLinelengthSB, SIGNAL(valueChanged(int)),
 339                 this, SIGNAL(changed()));
 340 }
 341
 342
 343 void PrefPlaintext::apply(LyXRC & rc) const
 344 {
 345         rc.plaintext_linelen = plaintextLinelengthSB->value();
 346 }
 347
 348
 349 void PrefPlaintext::update(LyXRC const & rc)
 350 {
 351         plaintextLinelengthSB->setValue(rc.plaintext_linelen);
 352 }
 353
 354
 355 /////////////////////////////////////////////////////////////////////
 356 //
 357 // StrftimeValidator
 358 //
 359 /////////////////////////////////////////////////////////////////////
 360
 361 class StrftimeValidator : public QValidator
 362 {
 363 public:
 364         StrftimeValidator(QWidget *);
 365         QValidator::State validate(QString & input, int & pos) const;
 366 };
 367
 368
 369 StrftimeValidator::StrftimeValidator(QWidget * parent)
 370         : QValidator(parent)
 371 {
 372 }
 373
 374
 375 QValidator::State StrftimeValidator::validate(QString & input, int & /*pos*/) const
 376 {
 377         if (is_valid_strftime(fromqstr(input)))
 378                 return QValidator::Acceptable;
 379         else
 380                 return QValidator::Intermediate;
 381 }
 382
 383
 384 /////////////////////////////////////////////////////////////////////
 385 //
 386 // PrefDate
 387 //
 388 /////////////////////////////////////////////////////////////////////
 389
 390 PrefDate::PrefDate(GuiPreferences * form)
 391         : PrefModule(qt_(catOutput), qt_("Date format"), form)
 392 {
 393         setupUi(this);
 394         DateED->setValidator(new StrftimeValidator(DateED));
 395         connect(DateED, SIGNAL(textChanged(QString)),
 396                 this, SIGNAL(changed()));
 397 }
 398
 399
 400 void PrefDate::on_DateED_textChanged(const QString &)
 401 {
 402         QString t = DateED->text();
 403         int p = 0;
 404         bool valid = DateED->validator()->validate(t, p)
 405                      == QValidator::Acceptable;
 406         setValid(DateLA, valid);
 407 }
 408
 409
 410 void PrefDate::apply(LyXRC & rc) const
 411 {
 412         rc.date_insert_format = fromqstr(DateED->text());
 413 }
 414
 415
 416 void PrefDate::update(LyXRC const & rc)
 417 {
 418         DateED->setText(toqstr(rc.date_insert_format));
 419 }
 420
 421
 422 /////////////////////////////////////////////////////////////////////
 423 //
 424 // PrefInput
 425 //
 426 /////////////////////////////////////////////////////////////////////
 427
 428 PrefInput::PrefInput(GuiPreferences * form)
 429         : PrefModule(qt_(catEditing), qt_("Keyboard/Mouse"), form)
 430 {
 431         setupUi(this);
 432
 433         connect(keymapCB, SIGNAL(clicked()),
 434                 this, SIGNAL(changed()));
 435         connect(firstKeymapED, SIGNAL(textChanged(QString)),
 436                 this, SIGNAL(changed()));
 437         connect(secondKeymapED, SIGNAL(textChanged(QString)),
 438                 this, SIGNAL(changed()));
 439         connect(mouseWheelSpeedSB, SIGNAL(valueChanged(double)),
 440                 this, SIGNAL(changed()));
 441 }
 442
 443
 444 void PrefInput::apply(LyXRC & rc) const
 445 {
 446         // FIXME: can derive CB from the two EDs
 447         rc.use_kbmap = keymapCB->isChecked();
 448         rc.primary_kbmap = internal_path(fromqstr(firstKeymapED->text()));
 449         rc.secondary_kbmap = internal_path(fromqstr(secondKeymapED->text()));
 450         rc.mouse_wheel_speed = mouseWheelSpeedSB->value();
 451 }
 452
 453
 454 void PrefInput::update(LyXRC const & rc)
 455 {
 456         // FIXME: can derive CB from the two EDs
 457         keymapCB->setChecked(rc.use_kbmap);
 458         firstKeymapED->setText(toqstr(external_path(rc.primary_kbmap)));
 459         secondKeymapED->setText(toqstr(external_path(rc.secondary_kbmap)));
 460         mouseWheelSpeedSB->setValue(rc.mouse_wheel_speed);
 461 }
 462
 463
 464 QString PrefInput::testKeymap(QString const & keymap)
 465 {
 466         return form_->browsekbmap(internalPath(keymap));
 467 }
 468
 469
 470 void PrefInput::on_firstKeymapPB_clicked(bool)
 471 {
 472         QString const file = testKeymap(firstKeymapED->text());
 473         if (!file.isEmpty())
 474                 firstKeymapED->setText(file);
 475 }
 476
 477
 478 void PrefInput::on_secondKeymapPB_clicked(bool)
 479 {
 480         QString const file = testKeymap(secondKeymapED->text());
 481         if (!file.isEmpty())
 482                 secondKeymapED->setText(file);
 483 }
 484
 485
 486 void PrefInput::on_keymapCB_toggled(bool keymap)
 487 {
 488         firstKeymapLA->setEnabled(keymap);
 489         secondKeymapLA->setEnabled(keymap);
 490         firstKeymapED->setEnabled(keymap);
 491         secondKeymapED->setEnabled(keymap);
 492         firstKeymapPB->setEnabled(keymap);
 493         secondKeymapPB->setEnabled(keymap);
 494 }
 495
 496
 497 /////////////////////////////////////////////////////////////////////
 498 //
 499 // PrefCompletion
 500 //
 501 /////////////////////////////////////////////////////////////////////
 502
 503 PrefCompletion::PrefCompletion(GuiPreferences * form)
 504         : PrefModule(qt_(catEditing), qt_("Input Completion"), form)
 505 {
 506         setupUi(this);
 507
 508         connect(inlineDelaySB, SIGNAL(valueChanged(double)),
 509                 this, SIGNAL(changed()));
 510         connect(inlineMathCB, SIGNAL(clicked()),
 511                 this, SIGNAL(changed()));
 512         connect(inlineTextCB, SIGNAL(clicked()),
 513                 this, SIGNAL(changed()));
 514         connect(inlineDotsCB, SIGNAL(clicked()),
 515                 this, SIGNAL(changed()));
 516         connect(popupDelaySB, SIGNAL(valueChanged(double)),
 517                 this, SIGNAL(changed()));
 518         connect(popupMathCB, SIGNAL(clicked()),
 519                 this, SIGNAL(changed()));
 520         connect(autocorrectionCB, SIGNAL(clicked()),
 521                 this, SIGNAL(changed()));
 522         connect(popupTextCB, SIGNAL(clicked()),
 523                 this, SIGNAL(changed()));
 524         connect(popupAfterCompleteCB, SIGNAL(clicked()),
 525                 this, SIGNAL(changed()));
 526         connect(cursorTextCB, SIGNAL(clicked()),
 527                 this, SIGNAL(changed()));
 528 }
 529
 530
 531 void PrefCompletion::on_inlineTextCB_clicked()
 532 {
 533         enableCB();
 534 }
 535
 536
 537 void PrefCompletion::on_popupTextCB_clicked()
 538 {
 539         enableCB();
 540 }
 541
 542
 543 void PrefCompletion::enableCB()
 544 {
 545         cursorTextCB->setEnabled(
 546                 popupTextCB->isChecked() || inlineTextCB->isChecked());
 547 }
 548
 549
 550 void PrefCompletion::apply(LyXRC & rc) const
 551 {
 552         rc.completion_inline_delay = inlineDelaySB->value();
 553         rc.completion_inline_math = inlineMathCB->isChecked();
 554         rc.completion_inline_text = inlineTextCB->isChecked();
 555         rc.completion_inline_dots = inlineDotsCB->isChecked() ? 13 : -1;
 556         rc.completion_popup_delay = popupDelaySB->value();
 557         rc.completion_popup_math = popupMathCB->isChecked();
 558         rc.autocorrection_math = autocorrectionCB->isChecked();
 559         rc.completion_popup_text = popupTextCB->isChecked();
 560         rc.completion_cursor_text = cursorTextCB->isChecked();
 561         rc.completion_popup_after_complete =
 562                 popupAfterCompleteCB->isChecked();
 563 }
 564
 565
 566 void PrefCompletion::update(LyXRC const & rc)
 567 {
 568         inlineDelaySB->setValue(rc.completion_inline_delay);
 569         inlineMathCB->setChecked(rc.completion_inline_math);
 570         inlineTextCB->setChecked(rc.completion_inline_text);
 571         inlineDotsCB->setChecked(rc.completion_inline_dots != -1);
 572         popupDelaySB->setValue(rc.completion_popup_delay);
 573         popupMathCB->setChecked(rc.completion_popup_math);
 574         autocorrectionCB->setChecked(rc.autocorrection_math);
 575         popupTextCB->setChecked(rc.completion_popup_text);
 576         cursorTextCB->setChecked(rc.completion_cursor_text);
 577         popupAfterCompleteCB->setChecked(rc.completion_popup_after_complete);
 578         enableCB();
 579 }
 580
 581
 582
 583 /////////////////////////////////////////////////////////////////////
 584 //
 585 // PrefLatex
 586 //
 587 /////////////////////////////////////////////////////////////////////
 588
 589 PrefLatex::PrefLatex(GuiPreferences * form)
 590         : PrefModule(qt_(catOutput), qt_("LaTeX"), form)
 591 {
 592         setupUi(this);
 593         connect(latexEncodingED, SIGNAL(textChanged(QString)),
 594                 this, SIGNAL(changed()));
 595         connect(latexChecktexED, SIGNAL(textChanged(QString)),
 596                 this, SIGNAL(changed()));
 597         connect(latexBibtexCO, SIGNAL(activated(int)),
 598                 this, SIGNAL(changed()));
 599         connect(latexBibtexED, SIGNAL(textChanged(QString)),
 600                 this, SIGNAL(changed()));
 601         connect(latexJBibtexED, SIGNAL(textChanged(QString)),
 602                 this, SIGNAL(changed()));
 603         connect(latexIndexCO, SIGNAL(activated(int)),
 604                 this, SIGNAL(changed()));
 605         connect(latexIndexED, SIGNAL(textChanged(QString)),
 606                 this, SIGNAL(changed()));
 607         connect(latexJIndexED, SIGNAL(textChanged(QString)),
 608                 this, SIGNAL(changed()));
 609         connect(latexAutoresetCB, SIGNAL(clicked()),
 610                 this, SIGNAL(changed()));
 611         connect(latexDviPaperED, SIGNAL(textChanged(QString)),
 612                 this, SIGNAL(changed()));
 613         connect(latexPaperSizeCO, SIGNAL(activated(int)),
 614                 this, SIGNAL(changed()));
 615
 616 #if defined(__CYGWIN__) || defined(_WIN32)
 617         pathCB->setVisible(true);
 618         connect(pathCB, SIGNAL(clicked()),
 619                 this, SIGNAL(changed()));
 620 #else
 621         pathCB->setVisible(false);
 622 #endif
 623 }
 624
 625
 626 void PrefLatex::on_latexBibtexCO_activated(int n)
 627 {
 628         QString const bibtex = latexBibtexCO->itemData(n).toString();
 629         if (bibtex.isEmpty()) {
 630                 latexBibtexED->clear();
 631                 latexBibtexOptionsLA->setText(qt_("Co&mmand:"));
 632                 return;
 633         }
 634         for (LyXRC::CommandSet::const_iterator it = bibtex_alternatives.begin();
 635              it != bibtex_alternatives.end(); ++it) {
 636                 QString const bib = toqstr(*it);
 637                 int ind = bib.indexOf(" ");
 638                 QString sel_command = bib.left(ind);
 639                 QString sel_options = ind < 0 ? QString() : bib.mid(ind + 1);
 640                 if (bibtex == sel_command) {
 641                         if (ind < 0)
 642                                 latexBibtexED->clear();
 643                         else
 644                                 latexBibtexED->setText(sel_options.trimmed());
 645                 }
 646         }
 647         latexBibtexOptionsLA->setText(qt_("&Options:"));
 648 }
 649
 650
 651 void PrefLatex::on_latexIndexCO_activated(int n)
 652 {
 653         QString const index = latexIndexCO->itemData(n).toString();
 654         if (index.isEmpty()) {
 655                 latexIndexED->clear();
 656                 latexIndexOptionsLA->setText(qt_("Co&mmand:"));
 657                 return;
 658         }
 659         for (LyXRC::CommandSet::const_iterator it = index_alternatives.begin();
 660              it != index_alternatives.end(); ++it) {
 661                 QString const idx = toqstr(*it);
 662                 int ind = idx.indexOf(" ");
 663                 QString sel_command = idx.left(ind);
 664                 QString sel_options = ind < 0 ? QString() : idx.mid(ind + 1);
 665                 if (index == sel_command) {
 666                         if (ind < 0)
 667                                 latexIndexED->clear();
 668                         else
 669                                 latexIndexED->setText(sel_options.trimmed());
 670                 }
 671         }
 672         latexIndexOptionsLA->setText(qt_("Op&tions:"));
 673 }
 674
 675
 676 void PrefLatex::apply(LyXRC & rc) const
 677 {
 678         // If bibtex is not empty, bibopt contains the options, otherwise
 679         // it is a customized bibtex command with options.
 680         QString const bibtex = latexBibtexCO->itemData(
 681                 latexBibtexCO->currentIndex()).toString();
 682         QString const bibopt = latexBibtexED->text();
 683         if (bibtex.isEmpty())
 684                 rc.bibtex_command = fromqstr(bibopt);
 685         else if (bibopt.isEmpty())
 686                 rc.bibtex_command = fromqstr(bibtex);
 687         else
 688                 rc.bibtex_command = fromqstr(bibtex) + " " + fromqstr(bibopt);
 689
 690         // If index is not empty, idxopt contains the options, otherwise
 691         // it is a customized index command with options.
 692         QString const index = latexIndexCO->itemData(
 693                 latexIndexCO->currentIndex()).toString();
 694         QString const idxopt = latexIndexED->text();
 695         if (index.isEmpty())
 696                 rc.index_command = fromqstr(idxopt);
 697         else if (idxopt.isEmpty())
 698                 rc.index_command = fromqstr(index);
 699         else
 700                 rc.index_command = fromqstr(index) + " " + fromqstr(idxopt);
 701
 702         rc.fontenc = fromqstr(latexEncodingED->text());
 703         rc.chktex_command = fromqstr(latexChecktexED->text());
 704         rc.jbibtex_command = fromqstr(latexJBibtexED->text());
 705         rc.jindex_command = fromqstr(latexJIndexED->text());
 706         rc.nomencl_command = fromqstr(latexNomenclED->text());
 707         rc.auto_reset_options = latexAutoresetCB->isChecked();
 708         rc.view_dvi_paper_option = fromqstr(latexDviPaperED->text());
 709         rc.default_papersize =
 710                 form_->toPaperSize(latexPaperSizeCO->currentIndex());
 711 #if defined(__CYGWIN__) || defined(_WIN32)
 712         rc.windows_style_tex_paths = pathCB->isChecked();
 713 #endif
 714 }
 715
 716
 717 void PrefLatex::update(LyXRC const & rc)
 718 {
 719         latexBibtexCO->clear();
 720
 721         latexBibtexCO->addItem(qt_("Custom"), QString());
 722         for (LyXRC::CommandSet::const_iterator it = rc.bibtex_alternatives.begin();
 723                              it != rc.bibtex_alternatives.end(); ++it) {
 724                 QString const command = toqstr(*it).left(toqstr(*it).indexOf(" "));
 725                 latexBibtexCO->addItem(command, command);
 726         }
 727
 728         bibtex_alternatives = rc.bibtex_alternatives;
 729
 730         QString const bib = toqstr(rc.bibtex_command);
 731         int ind = bib.indexOf(" ");
 732         QString sel_command = bib.left(ind);
 733         QString sel_options = ind < 0 ? QString() : bib.mid(ind + 1);
 734
 735         int pos = latexBibtexCO->findData(sel_command);
 736         if (pos != -1) {
 737                 latexBibtexCO->setCurrentIndex(pos);
 738                 latexBibtexED->setText(sel_options.trimmed());
 739                 latexBibtexOptionsLA->setText(qt_("&Options:"));
 740         } else {
 741                 latexBibtexED->setText(toqstr(rc.bibtex_command));
 742                 latexBibtexCO->setCurrentIndex(0);
 743                 latexBibtexOptionsLA->setText(qt_("Co&mmand:"));
 744         }
 745
 746         latexIndexCO->clear();
 747
 748         latexIndexCO->addItem(qt_("Custom"), QString());
 749         for (LyXRC::CommandSet::const_iterator it = rc.index_alternatives.begin();
 750                              it != rc.index_alternatives.end(); ++it) {
 751                 QString const command = toqstr(*it).left(toqstr(*it).indexOf(" "));
 752                 latexIndexCO->addItem(command, command);
 753         }
 754
 755         index_alternatives = rc.index_alternatives;
 756
 757         QString const idx = toqstr(rc.index_command);
 758         ind = idx.indexOf(" ");
 759         sel_command = idx.left(ind);
 760         sel_options = ind < 0 ? QString() : idx.mid(ind + 1);
 761
 762         pos = latexIndexCO->findData(sel_command);
 763         if (pos != -1) {
 764                 latexIndexCO->setCurrentIndex(pos);
 765                 latexIndexED->setText(sel_options.trimmed());
 766                 latexIndexOptionsLA->setText(qt_("Op&tions:"));
 767         } else {
 768                 latexIndexED->setText(toqstr(rc.index_command));
 769                 latexIndexCO->setCurrentIndex(0);
 770                 latexIndexOptionsLA->setText(qt_("Co&mmand:"));
 771         }
 772
 773         latexEncodingED->setText(toqstr(rc.fontenc));
 774         latexChecktexED->setText(toqstr(rc.chktex_command));
 775         latexJBibtexED->setText(toqstr(rc.jbibtex_command));
 776         latexJIndexED->setText(toqstr(rc.jindex_command));
 777         latexNomenclED->setText(toqstr(rc.nomencl_command));
 778         latexAutoresetCB->setChecked(rc.auto_reset_options);
 779         latexDviPaperED->setText(toqstr(rc.view_dvi_paper_option));
 780         latexPaperSizeCO->setCurrentIndex(
 781                 form_->fromPaperSize(rc.default_papersize));
 782 #if defined(__CYGWIN__) || defined(_WIN32)
 783         pathCB->setChecked(rc.windows_style_tex_paths);
 784 #endif
 785 }
 786
 787
 788 /////////////////////////////////////////////////////////////////////
 789 //
 790 // PrefScreenFonts
 791 //
 792 /////////////////////////////////////////////////////////////////////
 793
 794 PrefScreenFonts::PrefScreenFonts(GuiPreferences * form)
 795         : PrefModule(qt_(catLookAndFeel), qt_("Screen fonts"), form)
 796 {
 797         setupUi(this);
 798
 799         connect(screenRomanCO, SIGNAL(activated(QString)),
 800                 this, SLOT(selectRoman(QString)));
 801         connect(screenSansCO, SIGNAL(activated(QString)),
 802                 this, SLOT(selectSans(QString)));
 803         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 804                 this, SLOT(selectTypewriter(QString)));
 805
 806         QFontDatabase fontdb;
 807         QStringList families(fontdb.families());
 808         for (QStringList::Iterator it = families.begin(); it != families.end(); ++it) {
 809                 screenRomanCO->addItem(*it);
 810                 screenSansCO->addItem(*it);
 811                 screenTypewriterCO->addItem(*it);
 812         }
 813         connect(screenRomanCO, SIGNAL(activated(QString)),
 814                 this, SIGNAL(changed()));
 815         connect(screenSansCO, SIGNAL(activated(QString)),
 816                 this, SIGNAL(changed()));
 817         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 818                 this, SIGNAL(changed()));
 819         connect(screenZoomSB, SIGNAL(valueChanged(int)),
 820                 this, SIGNAL(changed()));
 821         connect(screenDpiSB, SIGNAL(valueChanged(int)),
 822                 this, SIGNAL(changed()));
 823         connect(screenTinyED, SIGNAL(textChanged(QString)),
 824                 this, SIGNAL(changed()));
 825         connect(screenSmallestED, SIGNAL(textChanged(QString)),
 826                 this, SIGNAL(changed()));
 827         connect(screenSmallerED, SIGNAL(textChanged(QString)),
 828                 this, SIGNAL(changed()));
 829         connect(screenSmallED, SIGNAL(textChanged(QString)),
 830                 this, SIGNAL(changed()));
 831         connect(screenNormalED, SIGNAL(textChanged(QString)),
 832                 this, SIGNAL(changed()));
 833         connect(screenLargeED, SIGNAL(textChanged(QString)),
 834                 this, SIGNAL(changed()));
 835         connect(screenLargerED, SIGNAL(textChanged(QString)),
 836                 this, SIGNAL(changed()));
 837         connect(screenLargestED, SIGNAL(textChanged(QString)),
 838                 this, SIGNAL(changed()));
 839         connect(screenHugeED, SIGNAL(textChanged(QString)),
 840                 this, SIGNAL(changed()));
 841         connect(screenHugerED, SIGNAL(textChanged(QString)),
 842                 this, SIGNAL(changed()));
 843         connect(pixmapCacheCB, SIGNAL(toggled(bool)),
 844                 this, SIGNAL(changed()));
 845
 846         screenTinyED->setValidator(new QDoubleValidator(screenTinyED));
 847         screenSmallestED->setValidator(new QDoubleValidator(screenSmallestED));
 848         screenSmallerED->setValidator(new QDoubleValidator(screenSmallerED));
 849         screenSmallED->setValidator(new QDoubleValidator(screenSmallED));
 850         screenNormalED->setValidator(new QDoubleValidator(screenNormalED));
 851         screenLargeED->setValidator(new QDoubleValidator(screenLargeED));
 852         screenLargerED->setValidator(new QDoubleValidator(screenLargerED));
 853         screenLargestED->setValidator(new QDoubleValidator(screenLargestED));
 854         screenHugeED->setValidator(new QDoubleValidator(screenHugeED));
 855         screenHugerED->setValidator(new QDoubleValidator(screenHugerED));
 856 }
 857
 858
 859 void PrefScreenFonts::apply(LyXRC & rc) const
 860 {
 861         LyXRC const oldrc = rc;
 862
 863         parseFontName(screenRomanCO->currentText(),
 864                 rc.roman_font_name, rc.roman_font_foundry);
 865         parseFontName(screenSansCO->currentText(),
 866                 rc.sans_font_name, rc.sans_font_foundry);
 867         parseFontName(screenTypewriterCO->currentText(),
 868                 rc.typewriter_font_name, rc.typewriter_font_foundry);
 869
 870         rc.zoom = screenZoomSB->value();
 871         rc.dpi = screenDpiSB->value();
 872         rc.font_sizes[FONT_SIZE_TINY] = widgetToDoubleStr(screenTinyED);
 873         rc.font_sizes[FONT_SIZE_SCRIPT] = widgetToDoubleStr(screenSmallestED);
 874         rc.font_sizes[FONT_SIZE_FOOTNOTE] = widgetToDoubleStr(screenSmallerED);
 875         rc.font_sizes[FONT_SIZE_SMALL] = widgetToDoubleStr(screenSmallED);
 876         rc.font_sizes[FONT_SIZE_NORMAL] = widgetToDoubleStr(screenNormalED);
 877         rc.font_sizes[FONT_SIZE_LARGE] = widgetToDoubleStr(screenLargeED);
 878         rc.font_sizes[FONT_SIZE_LARGER] = widgetToDoubleStr(screenLargerED);
 879         rc.font_sizes[FONT_SIZE_LARGEST] = widgetToDoubleStr(screenLargestED);
 880         rc.font_sizes[FONT_SIZE_HUGE] = widgetToDoubleStr(screenHugeED);
 881         rc.font_sizes[FONT_SIZE_HUGER] = widgetToDoubleStr(screenHugerED);
 882         rc.use_pixmap_cache = pixmapCacheCB->isChecked();
 883
 884         if (rc.font_sizes != oldrc.font_sizes
 885                 || rc.roman_font_name != oldrc.roman_font_name
 886                 || rc.sans_font_name != oldrc.sans_font_name
 887                 || rc.typewriter_font_name != oldrc.typewriter_font_name
 888                 || rc.zoom != oldrc.zoom || rc.dpi != oldrc.dpi) {
 889                 // The global QPixmapCache is used in GuiPainter to cache text
 890                 // painting so we must reset it in case any of the above
 891                 // parameter is changed.
 892                 QPixmapCache::clear();
 893                 guiApp->fontLoader().update();
 894                 form_->updateScreenFonts();
 895         }
 896 }
 897
 898
 899 void PrefScreenFonts::update(LyXRC const & rc)
 900 {
 901         setComboxFont(screenRomanCO, rc.roman_font_name,
 902                         rc.roman_font_foundry);
 903         setComboxFont(screenSansCO, rc.sans_font_name,
 904                         rc.sans_font_foundry);
 905         setComboxFont(screenTypewriterCO, rc.typewriter_font_name,
 906                         rc.typewriter_font_foundry);
 907
 908         selectRoman(screenRomanCO->currentText());
 909         selectSans(screenSansCO->currentText());
 910         selectTypewriter(screenTypewriterCO->currentText());
 911
 912         screenZoomSB->setValue(rc.zoom);
 913         screenDpiSB->setValue(rc.dpi);
 914         doubleToWidget(screenTinyED, rc.font_sizes[FONT_SIZE_TINY]);
 915         doubleToWidget(screenSmallestED, rc.font_sizes[FONT_SIZE_SCRIPT]);
 916         doubleToWidget(screenSmallerED, rc.font_sizes[FONT_SIZE_FOOTNOTE]);
 917         doubleToWidget(screenSmallED, rc.font_sizes[FONT_SIZE_SMALL]);
 918         doubleToWidget(screenNormalED, rc.font_sizes[FONT_SIZE_NORMAL]);
 919         doubleToWidget(screenLargeED, rc.font_sizes[FONT_SIZE_LARGE]);
 920         doubleToWidget(screenLargerED, rc.font_sizes[FONT_SIZE_LARGER]);
 921         doubleToWidget(screenLargestED, rc.font_sizes[FONT_SIZE_LARGEST]);
 922         doubleToWidget(screenHugeED, rc.font_sizes[FONT_SIZE_HUGE]);
 923         doubleToWidget(screenHugerED, rc.font_sizes[FONT_SIZE_HUGER]);
 924
 925         pixmapCacheCB->setChecked(rc.use_pixmap_cache);
 926 #if defined(Q_WS_X11)
 927         pixmapCacheCB->setEnabled(false);
 928 #endif
 929
 930 }
 931
 932
 933 void PrefScreenFonts::selectRoman(const QString & name)
 934 {
 935         screenRomanFE->set(QFont(name), name);
 936 }
 937
 938
 939 void PrefScreenFonts::selectSans(const QString & name)
 940 {
 941         screenSansFE->set(QFont(name), name);
 942 }
 943
 944
 945 void PrefScreenFonts::selectTypewriter(const QString & name)
 946 {
 947         screenTypewriterFE->set(QFont(name), name);
 948 }
 949
 950
 951 /////////////////////////////////////////////////////////////////////
 952 //
 953 // PrefColors
 954 //
 955 /////////////////////////////////////////////////////////////////////
 956
 957 namespace {
 958
 959 struct ColorSorter
 960 {
 961         bool operator()(ColorCode lhs, ColorCode rhs) const {
 962                 return
 963                         compare_no_case(lcolor.getGUIName(lhs), lcolor.getGUIName(rhs)) < 0;
 964         }
 965 };
 966
 967 } // namespace anon
 968
 969 PrefColors::PrefColors(GuiPreferences * form)
 970         : PrefModule(qt_(catLookAndFeel), qt_("Colors"), form)
 971 {
 972         setupUi(this);
 973
 974         // FIXME: all of this initialization should be put into the controller.
 975         // See http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg113301.html
 976         // for some discussion of why that is not trivial.
 977         QPixmap icon(32, 32);
 978         for (int i = 0; i < Color_ignore; ++i) {
 979                 ColorCode lc = static_cast<ColorCode>(i);
 980                 if (lc == Color_none
 981                         || lc == Color_black
 982                         || lc == Color_white
 983                         || lc == Color_red
 984                         || lc == Color_green
 985                         || lc == Color_blue
 986                         || lc == Color_cyan
 987                         || lc == Color_magenta
 988                         || lc == Color_yellow
 989                         || lc == Color_inherit
 990                         || lc == Color_ignore) continue;
 991
 992                 lcolors_.push_back(lc);
 993         }
 994         sort(lcolors_.begin(), lcolors_.end(), ColorSorter());
 995         vector<ColorCode>::const_iterator cit = lcolors_.begin();
 996         vector<ColorCode>::const_iterator const end = lcolors_.end();
 997         for (; cit != end; ++cit) {
 998                         (void) new QListWidgetItem(QIcon(icon),
 999                         toqstr(lcolor.getGUIName(*cit)), lyxObjectsLW);
1000         }
1001         curcolors_.resize(lcolors_.size());
1002         newcolors_.resize(lcolors_.size());
1003         // End initialization
1004
1005         connect(colorChangePB, SIGNAL(clicked()),
1006                 this, SLOT(changeColor()));
1007         connect(lyxObjectsLW, SIGNAL(itemSelectionChanged()),
1008                 this, SLOT(changeLyxObjectsSelection()));
1009         connect(lyxObjectsLW, SIGNAL(itemActivated(QListWidgetItem*)),
1010                 this, SLOT(changeColor()));
1011 }
1012
1013
1014 void PrefColors::apply(LyXRC & /*rc*/) const
1015 {
1016         for (unsigned int i = 0; i < lcolors_.size(); ++i)
1017                 if (curcolors_[i] != newcolors_[i])
1018                         form_->setColor(lcolors_[i], newcolors_[i]);
1019 }
1020
1021
1022 void PrefColors::update(LyXRC const & /*rc*/)
1023 {
1024         for (unsigned int i = 0; i < lcolors_.size(); ++i) {
1025                 QColor color = QColor(guiApp->colorCache().get(lcolors_[i]));
1026                 QPixmap coloritem(32, 32);
1027                 coloritem.fill(color);
1028                 lyxObjectsLW->item(i)->setIcon(QIcon(coloritem));
1029                 newcolors_[i] = curcolors_[i] = color.name();
1030         }
1031         changeLyxObjectsSelection();
1032 }
1033
1034
1035 void PrefColors::changeColor()
1036 {
1037         int const row = lyxObjectsLW->currentRow();
1038
1039         // just to be sure
1040         if (row < 0)
1041                 return;
1042
1043         QString const color = newcolors_[row];
1044         QColor c = QColorDialog::getColor(QColor(color), qApp->focusWidget());
1045
1046         if (c.isValid() && c.name() != color) {
1047                 newcolors_[row] = c.name();
1048                 QPixmap coloritem(32, 32);
1049                 coloritem.fill(c);
1050                 lyxObjectsLW->currentItem()->setIcon(QIcon(coloritem));
1051                 // emit signal
1052                 changed();
1053         }
1054 }
1055
1056 void PrefColors::changeLyxObjectsSelection()
1057 {
1058         colorChangePB->setDisabled(lyxObjectsLW->currentRow() < 0);
1059 }
1060
1061
1062 /////////////////////////////////////////////////////////////////////
1063 //
1064 // PrefDisplay
1065 //
1066 /////////////////////////////////////////////////////////////////////
1067
1068 PrefDisplay::PrefDisplay(GuiPreferences * form)
1069         : PrefModule(qt_(catLookAndFeel), qt_("Display"), form)
1070 {
1071         setupUi(this);
1072         connect(displayGraphicsCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
1073         connect(instantPreviewCO, SIGNAL(activated(int)), this, SIGNAL(changed()));
1074         connect(previewSizeSB, SIGNAL(valueChanged(double)), this, SIGNAL(changed()));
1075         connect(paragraphMarkerCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
1076         if (instantPreviewCO->currentIndex() == 0)
1077                 previewSizeSB->setEnabled(false);
1078         else
1079                 previewSizeSB->setEnabled(true);
1080 }
1081
1082
1083 void PrefDisplay::on_instantPreviewCO_currentIndexChanged(int index)
1084 {
1085         if (index == 0)
1086                 previewSizeSB->setEnabled(false);
1087         else
1088                 previewSizeSB->setEnabled(true);
1089 }
1090
1091
1092 void PrefDisplay::apply(LyXRC & rc) const
1093 {
1094         switch (instantPreviewCO->currentIndex()) {
1095                 case 0: rc.preview = LyXRC::PREVIEW_OFF; break;
1096                 case 1: rc.preview = LyXRC::PREVIEW_NO_MATH; break;
1097                 case 2: rc.preview = LyXRC::PREVIEW_ON; break;
1098         }
1099
1100         rc.display_graphics = displayGraphicsCB->isChecked();
1101         rc.preview_scale_factor = previewSizeSB->value();
1102         rc.paragraph_markers = paragraphMarkerCB->isChecked();
1103
1104         // FIXME!! The graphics cache no longer has a changeDisplay method.
1105 #if 0
1106         if (old_value != rc.display_graphics) {
1107                 graphics::GCache & gc = graphics::GCache::get();
1108                 gc.changeDisplay();
1109         }
1110 #endif
1111 }
1112
1113
1114 void PrefDisplay::update(LyXRC const & rc)
1115 {
1116         switch (rc.preview) {
1117         case LyXRC::PREVIEW_OFF:
1118                 instantPreviewCO->setCurrentIndex(0);
1119                 break;
1120         case LyXRC::PREVIEW_NO_MATH :
1121                 instantPreviewCO->setCurrentIndex(1);
1122                 break;
1123         case LyXRC::PREVIEW_ON :
1124                 instantPreviewCO->setCurrentIndex(2);
1125                 break;
1126         }
1127
1128         displayGraphicsCB->setChecked(rc.display_graphics);
1129         instantPreviewCO->setEnabled(rc.display_graphics);
1130         previewSizeSB->setValue(rc.preview_scale_factor);
1131         paragraphMarkerCB->setChecked(rc.paragraph_markers);
1132 }
1133
1134
1135 /////////////////////////////////////////////////////////////////////
1136 //
1137 // PrefPaths
1138 //
1139 /////////////////////////////////////////////////////////////////////
1140
1141 PrefPaths::PrefPaths(GuiPreferences * form)
1142         : PrefModule(QString(), qt_("Paths"), form)
1143 {
1144         setupUi(this);
1145         connect(exampleDirPB, SIGNAL(clicked()), this, SLOT(selectExampledir()));
1146         connect(templateDirPB, SIGNAL(clicked()), this, SLOT(selectTemplatedir()));
1147         connect(tempDirPB, SIGNAL(clicked()), this, SLOT(selectTempdir()));
1148         connect(backupDirPB, SIGNAL(clicked()), this, SLOT(selectBackupdir()));
1149         connect(workingDirPB, SIGNAL(clicked()), this, SLOT(selectWorkingdir()));
1150         connect(lyxserverDirPB, SIGNAL(clicked()), this, SLOT(selectLyxPipe()));
1151         connect(thesaurusDirPB, SIGNAL(clicked()), this, SLOT(selectThesaurusdir()));
1152         connect(hunspellDirPB, SIGNAL(clicked()), this, SLOT(selectHunspelldir()));
1153         connect(workingDirED, SIGNAL(textChanged(QString)),
1154                 this, SIGNAL(changed()));
1155         connect(exampleDirED, SIGNAL(textChanged(QString)),
1156                 this, SIGNAL(changed()));
1157         connect(templateDirED, SIGNAL(textChanged(QString)),
1158                 this, SIGNAL(changed()));
1159         connect(backupDirED, SIGNAL(textChanged(QString)),
1160                 this, SIGNAL(changed()));
1161         connect(tempDirED, SIGNAL(textChanged(QString)),
1162                 this, SIGNAL(changed()));
1163         connect(lyxserverDirED, SIGNAL(textChanged(QString)),
1164                 this, SIGNAL(changed()));
1165         connect(thesaurusDirED, SIGNAL(textChanged(QString)),
1166                 this, SIGNAL(changed()));
1167         connect(pathPrefixED, SIGNAL(textChanged(QString)),
1168                 this, SIGNAL(changed()));
1169 }
1170
1171
1172 void PrefPaths::apply(LyXRC & rc) const
1173 {
1174         rc.document_path = internal_path(fromqstr(workingDirED->text()));
1175         rc.example_path = internal_path(fromqstr(exampleDirED->text()));
1176         rc.template_path = internal_path(fromqstr(templateDirED->text()));
1177         rc.backupdir_path = internal_path(fromqstr(backupDirED->text()));
1178         rc.tempdir_path = internal_path(fromqstr(tempDirED->text()));
1179         rc.thesaurusdir_path = internal_path(fromqstr(thesaurusDirED->text()));
1180         rc.hunspelldir_path = internal_path(fromqstr(hunspellDirED->text()));
1181         rc.path_prefix = internal_path_list(fromqstr(pathPrefixED->text()));
1182         // FIXME: should be a checkbox only
1183         rc.lyxpipes = internal_path(fromqstr(lyxserverDirED->text()));
1184 }
1185
1186
1187 void PrefPaths::update(LyXRC const & rc)
1188 {
1189         workingDirED->setText(toqstr(external_path(rc.document_path)));
1190         exampleDirED->setText(toqstr(external_path(rc.example_path)));
1191         templateDirED->setText(toqstr(external_path(rc.template_path)));
1192         backupDirED->setText(toqstr(external_path(rc.backupdir_path)));
1193         tempDirED->setText(toqstr(external_path(rc.tempdir_path)));
1194         thesaurusDirED->setText(toqstr(external_path(rc.thesaurusdir_path)));
1195         hunspellDirED->setText(toqstr(external_path(rc.hunspelldir_path)));
1196         pathPrefixED->setText(toqstr(external_path_list(rc.path_prefix)));
1197         // FIXME: should be a checkbox only
1198         lyxserverDirED->setText(toqstr(external_path(rc.lyxpipes)));
1199 }
1200
1201
1202 void PrefPaths::selectExampledir()
1203 {
1204         QString file = browseDir(internalPath(exampleDirED->text()),
1205                 qt_("Select directory for example files"));
1206         if (!file.isEmpty())
1207                 exampleDirED->setText(file);
1208 }
1209
1210
1211 void PrefPaths::selectTemplatedir()
1212 {
1213         QString file = browseDir(internalPath(templateDirED->text()),
1214                 qt_("Select a document templates directory"));
1215         if (!file.isEmpty())
1216                 templateDirED->setText(file);
1217 }
1218
1219
1220 void PrefPaths::selectTempdir()
1221 {
1222         QString file = browseDir(internalPath(tempDirED->text()),
1223                 qt_("Select a temporary directory"));
1224         if (!file.isEmpty())
1225                 tempDirED->setText(file);
1226 }
1227
1228
1229 void PrefPaths::selectBackupdir()
1230 {
1231         QString file = browseDir(internalPath(backupDirED->text()),
1232                 qt_("Select a backups directory"));
1233         if (!file.isEmpty())
1234                 backupDirED->setText(file);
1235 }
1236
1237
1238 void PrefPaths::selectWorkingdir()
1239 {
1240         QString file = browseDir(internalPath(workingDirED->text()),
1241                 qt_("Select a document directory"));
1242         if (!file.isEmpty())
1243                 workingDirED->setText(file);
1244 }
1245
1246
1247 void PrefPaths::selectThesaurusdir()
1248 {
1249         QString file = browseDir(internalPath(thesaurusDirED->text()),
1250                 qt_("Set the path to the thesaurus dictionaries"));
1251         if (!file.isEmpty())
1252                 thesaurusDirED->setText(file);
1253 }
1254
1255
1256 void PrefPaths::selectHunspelldir()
1257 {
1258         QString file = browseDir(internalPath(hunspellDirED->text()),
1259                 qt_("Set the path to the Hunspell dictionaries"));
1260         if (!file.isEmpty())
1261                 hunspellDirED->setText(file);
1262 }
1263
1264
1265 void PrefPaths::selectLyxPipe()
1266 {
1267         QString file = form_->browse(internalPath(lyxserverDirED->text()),
1268                 qt_("Give a filename for the LyX server pipe"));
1269         if (!file.isEmpty())
1270                 lyxserverDirED->setText(file);
1271 }
1272
1273
1274 /////////////////////////////////////////////////////////////////////
1275 //
1276 // PrefSpellchecker
1277 //
1278 /////////////////////////////////////////////////////////////////////
1279
1280 PrefSpellchecker::PrefSpellchecker(GuiPreferences * form)
1281         : PrefModule(qt_(catLanguage), qt_("Spellchecker"), form)
1282 {
1283         setupUi(this);
1284
1285         spellcheckerCB->addItem("aspell");
1286         spellcheckerCB->addItem("hunspell");
1287
1288         connect(spellcheckerCB, SIGNAL(currentIndexChanged(int)),
1289                 this, SIGNAL(changed()));
1290         connect(altLanguageED, SIGNAL(textChanged(QString)),
1291                 this, SIGNAL(changed()));
1292         connect(escapeCharactersED, SIGNAL(textChanged(QString)),
1293                 this, SIGNAL(changed()));
1294         connect(compoundWordCB, SIGNAL(clicked()),
1295                 this, SIGNAL(changed()));
1296         connect(spellcheckContinuouslyCB, SIGNAL(clicked()),
1297                 this, SIGNAL(changed()));
1298 }
1299
1300
1301 void PrefSpellchecker::apply(LyXRC & rc) const
1302 {
1303         rc.spellchecker = fromqstr(spellcheckerCB->currentText());
1304         rc.spellchecker_alt_lang = fromqstr(altLanguageED->text());
1305         rc.spellchecker_esc_chars = fromqstr(escapeCharactersED->text());
1306         rc.spellchecker_accept_compound = compoundWordCB->isChecked();
1307         rc.spellcheck_continuously = spellcheckContinuouslyCB->isChecked();
1308 }
1309
1310
1311 void PrefSpellchecker::update(LyXRC const & rc)
1312 {
1313         spellcheckerCB->setCurrentIndex(spellcheckerCB->findText(
1314                 toqstr(rc.spellchecker)));
1315         altLanguageED->setText(toqstr(rc.spellchecker_alt_lang));
1316         escapeCharactersED->setText(toqstr(rc.spellchecker_esc_chars));
1317         compoundWordCB->setChecked(rc.spellchecker_accept_compound);
1318         spellcheckContinuouslyCB->setChecked(rc.spellcheck_continuously);
1319 }
1320
1321
1322
1323 /////////////////////////////////////////////////////////////////////
1324 //
1325 // PrefConverters
1326 //
1327 /////////////////////////////////////////////////////////////////////
1328
1329
1330 PrefConverters::PrefConverters(GuiPreferences * form)
1331         : PrefModule(qt_(catFiles), qt_("Converters"), form)
1332 {
1333         setupUi(this);
1334
1335         connect(converterNewPB, SIGNAL(clicked()),
1336                 this, SLOT(updateConverter()));
1337         connect(converterRemovePB, SIGNAL(clicked()),
1338                 this, SLOT(removeConverter()));
1339         connect(converterModifyPB, SIGNAL(clicked()),
1340                 this, SLOT(updateConverter()));
1341         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1342                 this, SLOT(switchConverter()));
1343         connect(converterFromCO, SIGNAL(activated(QString)),
1344                 this, SLOT(changeConverter()));
1345         connect(converterToCO, SIGNAL(activated(QString)),
1346                 this, SLOT(changeConverter()));
1347         connect(converterED, SIGNAL(textEdited(QString)),
1348                 this, SLOT(changeConverter()));
1349         connect(converterFlagED, SIGNAL(textEdited(QString)),
1350                 this, SLOT(changeConverter()));
1351         connect(converterNewPB, SIGNAL(clicked()),
1352                 this, SIGNAL(changed()));
1353         connect(converterRemovePB, SIGNAL(clicked()),
1354                 this, SIGNAL(changed()));
1355         connect(converterModifyPB, SIGNAL(clicked()),
1356                 this, SIGNAL(changed()));
1357         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1358                 this, SIGNAL(changed()));
1359
1360         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1361         //converterDefGB->setFocusProxy(convertersLW);
1362 }
1363
1364
1365 void PrefConverters::apply(LyXRC & rc) const
1366 {
1367         rc.use_converter_cache = cacheCB->isChecked();
1368         rc.converter_cache_maxage = int(widgetToDouble(maxAgeLE) * 86400.0);
1369 }
1370
1371
1372 void PrefConverters::update(LyXRC const & rc)
1373 {
1374         cacheCB->setChecked(rc.use_converter_cache);
1375         QString max_age;
1376         doubleToWidget(maxAgeLE, (double(rc.converter_cache_maxage) / 86400.0), 'g', 6);
1377         updateGui();
1378 }
1379
1380
1381 void PrefConverters::updateGui()
1382 {
1383         form_->formats().sort();
1384         form_->converters().update(form_->formats());
1385         // save current selection
1386         QString current = converterFromCO->currentText()
1387                 + " -> " + converterToCO->currentText();
1388
1389         converterFromCO->clear();
1390         converterToCO->clear();
1391
1392         Formats::const_iterator cit = form_->formats().begin();
1393         Formats::const_iterator end = form_->formats().end();
1394         for (; cit != end; ++cit) {
1395                 converterFromCO->addItem(qt_(cit->prettyname()));
1396                 converterToCO->addItem(qt_(cit->prettyname()));
1397         }
1398
1399         // currentRowChanged(int) is also triggered when updating the listwidget
1400         // block signals to avoid unnecessary calls to switchConverter()
1401         convertersLW->blockSignals(true);
1402         convertersLW->clear();
1403
1404         Converters::const_iterator ccit = form_->converters().begin();
1405         Converters::const_iterator cend = form_->converters().end();
1406         for (; ccit != cend; ++ccit) {
1407                 QString const name =
1408                         qt_(ccit->From->prettyname()) + " -> " + qt_(ccit->To->prettyname());
1409                 int type = form_->converters().getNumber(ccit->From->name(), ccit->To->name());
1410                 new QListWidgetItem(name, convertersLW, type);
1411         }
1412         convertersLW->sortItems(Qt::AscendingOrder);
1413         convertersLW->blockSignals(false);
1414
1415         // restore selection
1416         if (!current.isEmpty()) {
1417                 QList<QListWidgetItem *> const item =
1418                         convertersLW->findItems(current, Qt::MatchExactly);
1419                 if (!item.isEmpty())
1420                         convertersLW->setCurrentItem(item.at(0));
1421         }
1422
1423         // select first element if restoring failed
1424         if (convertersLW->currentRow() == -1)
1425                 convertersLW->setCurrentRow(0);
1426
1427         updateButtons();
1428 }
1429
1430
1431 void PrefConverters::switchConverter()
1432 {
1433         int const cnr = convertersLW->currentItem()->type();
1434         Converter const & c(form_->converters().get(cnr));
1435         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from));
1436         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to));
1437         converterED->setText(toqstr(c.command));
1438         converterFlagED->setText(toqstr(c.flags));
1439
1440         updateButtons();
1441 }
1442
1443
1444 void PrefConverters::changeConverter()
1445 {
1446         updateButtons();
1447 }
1448
1449
1450 void PrefConverters::updateButtons()
1451 {
1452         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1453         Format const & to = form_->formats().get(converterToCO->currentIndex());
1454         int const sel = form_->converters().getNumber(from.name(), to.name());
1455         bool const known = sel >= 0;
1456         bool const valid = !(converterED->text().isEmpty()
1457                 || from.name() == to.name());
1458
1459         int const cnr = convertersLW->currentItem()->type();
1460         Converter const & c = form_->converters().get(cnr);
1461         string const old_command = c.command;
1462         string const old_flag = c.flags;
1463         string const new_command = fromqstr(converterED->text());
1464         string const new_flag = fromqstr(converterFlagED->text());
1465
1466         bool modified = (old_command != new_command || old_flag != new_flag);
1467
1468         converterModifyPB->setEnabled(valid && known && modified);
1469         converterNewPB->setEnabled(valid && !known);
1470         converterRemovePB->setEnabled(known);
1471
1472         maxAgeLE->setEnabled(cacheCB->isChecked());
1473         maxAgeLA->setEnabled(cacheCB->isChecked());
1474 }
1475
1476
1477 // FIXME: user must
1478 // specify unique from/to or it doesn't appear. This is really bad UI
1479 // this is why we can use the same function for both new and modify
1480 void PrefConverters::updateConverter()
1481 {
1482         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1483         Format const & to = form_->formats().get(converterToCO->currentIndex());
1484         string const flags = fromqstr(converterFlagED->text());
1485         string const command = fromqstr(converterED->text());
1486
1487         Converter const * old =
1488                 form_->converters().getConverter(from.name(), to.name());
1489         form_->converters().add(from.name(), to.name(), command, flags);
1490
1491         if (!old)
1492                 form_->converters().updateLast(form_->formats());
1493
1494         updateGui();
1495
1496         // Remove all files created by this converter from the cache, since
1497         // the modified converter might create different files.
1498         ConverterCache::get().remove_all(from.name(), to.name());
1499 }
1500
1501
1502 void PrefConverters::removeConverter()
1503 {
1504         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1505         Format const & to = form_->formats().get(converterToCO->currentIndex());
1506         form_->converters().erase(from.name(), to.name());
1507
1508         updateGui();
1509
1510         // Remove all files created by this converter from the cache, since
1511         // a possible new converter might create different files.
1512         ConverterCache::get().remove_all(from.name(), to.name());
1513 }
1514
1515
1516 void PrefConverters::on_cacheCB_stateChanged(int state)
1517 {
1518         maxAgeLE->setEnabled(state == Qt::Checked);
1519         maxAgeLA->setEnabled(state == Qt::Checked);
1520         changed();
1521 }
1522
1523
1524 /////////////////////////////////////////////////////////////////////
1525 //
1526 // FormatValidator
1527 //
1528 /////////////////////////////////////////////////////////////////////
1529
1530 class FormatValidator : public QValidator
1531 {
1532 public:
1533         FormatValidator(QWidget *, Formats const & f);
1534         void fixup(QString & input) const;
1535         QValidator::State validate(QString & input, int & pos) const;
1536 private:
1537         virtual QString toString(Format const & format) const = 0;
1538         int nr() const;
1539         Formats const & formats_;
1540 };
1541
1542
1543 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1544         : QValidator(parent), formats_(f)
1545 {
1546 }
1547
1548
1549 void FormatValidator::fixup(QString & input) const
1550 {
1551         Formats::const_iterator cit = formats_.begin();
1552         Formats::const_iterator end = formats_.end();
1553         for (; cit != end; ++cit) {
1554                 QString const name = toString(*cit);
1555                 if (distance(formats_.begin(), cit) == nr()) {
1556                         input = name;
1557                         return;
1558                 }
1559         }
1560 }
1561
1562
1563 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1564 {
1565         Formats::const_iterator cit = formats_.begin();
1566         Formats::const_iterator end = formats_.end();
1567         bool unknown = true;
1568         for (; unknown && cit != end; ++cit) {
1569                 QString const name = toString(*cit);
1570                 if (distance(formats_.begin(), cit) != nr())
1571                         unknown = name != input;
1572         }
1573
1574         if (unknown && !input.isEmpty())
1575                 return QValidator::Acceptable;
1576         else
1577                 return QValidator::Intermediate;
1578 }
1579
1580
1581 int FormatValidator::nr() const
1582 {
1583         QComboBox * p = qobject_cast<QComboBox *>(parent());
1584         return p->itemData(p->currentIndex()).toInt();
1585 }
1586
1587
1588 /////////////////////////////////////////////////////////////////////
1589 //
1590 // FormatNameValidator
1591 //
1592 /////////////////////////////////////////////////////////////////////
1593
1594 class FormatNameValidator : public FormatValidator
1595 {
1596 public:
1597         FormatNameValidator(QWidget * parent, Formats const & f)
1598                 : FormatValidator(parent, f)
1599         {}
1600 private:
1601         QString toString(Format const & format) const
1602         {
1603                 return toqstr(format.name());
1604         }
1605 };
1606
1607
1608 /////////////////////////////////////////////////////////////////////
1609 //
1610 // FormatPrettynameValidator
1611 //
1612 /////////////////////////////////////////////////////////////////////
1613
1614 class FormatPrettynameValidator : public FormatValidator
1615 {
1616 public:
1617         FormatPrettynameValidator(QWidget * parent, Formats const & f)
1618                 : FormatValidator(parent, f)
1619         {}
1620 private:
1621         QString toString(Format const & format) const
1622         {
1623                 return qt_(format.prettyname());
1624         }
1625 };
1626
1627
1628 /////////////////////////////////////////////////////////////////////
1629 //
1630 // PrefFileformats
1631 //
1632 /////////////////////////////////////////////////////////////////////
1633
1634 PrefFileformats::PrefFileformats(GuiPreferences * form)
1635         : PrefModule(qt_(catFiles), qt_("File formats"), form)
1636 {
1637         setupUi(this);
1638         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1639         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1640
1641         connect(documentCB, SIGNAL(clicked()),
1642                 this, SLOT(setFlags()));
1643         connect(vectorCB, SIGNAL(clicked()),
1644                 this, SLOT(setFlags()));
1645         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1646                 this, SLOT(updatePrettyname()));
1647         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1648                 this, SIGNAL(changed()));
1649         connect(defaultFormatCB, SIGNAL(activated(QString)),
1650                 this, SIGNAL(changed()));
1651         connect(viewerCO, SIGNAL(activated(int)),
1652                 this, SIGNAL(changed()));
1653         connect(editorCO, SIGNAL(activated(int)),
1654                 this, SIGNAL(changed()));
1655 }
1656
1657
1658 namespace {
1659
1660 string const l10n_shortcut(string const prettyname, string const shortcut)
1661 {
1662         if (shortcut.empty())
1663                 return string();
1664
1665         string l10n_format =
1666                 to_utf8(_(prettyname + '|' + shortcut));
1667         return split(l10n_format, '|');
1668 }
1669
1670 }; // namespace anon
1671
1672
1673 void PrefFileformats::apply(LyXRC & rc) const
1674 {
1675         QString const default_format = defaultFormatCB->itemData(
1676                 defaultFormatCB->currentIndex()).toString();
1677         rc.default_view_format = fromqstr(default_format);
1678 }
1679
1680
1681 void PrefFileformats::update(LyXRC const & rc)
1682 {
1683         viewer_alternatives = rc.viewer_alternatives;
1684         editor_alternatives = rc.editor_alternatives;
1685         bool const init = defaultFormatCB->currentText().isEmpty();
1686         updateView();
1687         if (init) {
1688                 int const pos = defaultFormatCB->findData(toqstr(
1689                 rc.default_view_format));
1690                 defaultFormatCB->setCurrentIndex(pos);
1691         }
1692 }
1693
1694
1695 void PrefFileformats::updateView()
1696 {
1697         QString const current = formatsCB->currentText();
1698         QString const current_def = defaultFormatCB->currentText();
1699
1700         // update comboboxes with formats
1701         formatsCB->blockSignals(true);
1702         defaultFormatCB->blockSignals(true);
1703         formatsCB->clear();
1704         defaultFormatCB->clear();
1705         form_->formats().sort();
1706         Formats::const_iterator cit = form_->formats().begin();
1707         Formats::const_iterator end = form_->formats().end();
1708         for (; cit != end; ++cit) {
1709                 formatsCB->addItem(qt_(cit->prettyname()),
1710                                 QVariant(form_->formats().getNumber(cit->name())));
1711                 if (form_->converters().isReachable("latex", cit->name())
1712                     || form_->converters().isReachable("pdflatex", cit->name()))
1713                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1714                                         QVariant(toqstr(cit->name())));
1715         }
1716
1717         // restore selection
1718         int item = formatsCB->findText(current, Qt::MatchExactly);
1719         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
1720         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
1721         item = defaultFormatCB->findText(current_def, Qt::MatchExactly);
1722         defaultFormatCB->setCurrentIndex(item < 0 ? 0 : item);
1723         formatsCB->blockSignals(false);
1724         defaultFormatCB->blockSignals(false);
1725 }
1726
1727
1728 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
1729 {
1730         int const nr = formatsCB->itemData(i).toInt();
1731         Format const f = form_->formats().get(nr);
1732
1733         formatED->setText(toqstr(f.name()));
1734         copierED->setText(toqstr(form_->movers().command(f.name())));
1735         extensionED->setText(toqstr(f.extension()));
1736         shortcutED->setText(
1737                 toqstr(l10n_shortcut(f.prettyname(), f.shortcut())));
1738         documentCB->setChecked((f.documentFormat()));
1739         vectorCB->setChecked((f.vectorFormat()));
1740         updateViewers();
1741         updateEditors();
1742 }
1743
1744
1745 void PrefFileformats::setFlags()
1746 {
1747         int flags = Format::none;
1748         if (documentCB->isChecked())
1749                 flags |= Format::document;
1750         if (vectorCB->isChecked())
1751                 flags |= Format::vector;
1752         currentFormat().setFlags(flags);
1753         changed();
1754 }
1755
1756
1757 void PrefFileformats::on_copierED_textEdited(const QString & s)
1758 {
1759         string const fmt = fromqstr(formatED->text());
1760         form_->movers().set(fmt, fromqstr(s));
1761         changed();
1762 }
1763
1764
1765 void PrefFileformats::on_extensionED_textEdited(const QString & s)
1766 {
1767         currentFormat().setExtension(fromqstr(s));
1768         changed();
1769 }
1770
1771 void PrefFileformats::on_viewerED_textEdited(const QString & s)
1772 {
1773         currentFormat().setViewer(fromqstr(s));
1774         changed();
1775 }
1776
1777
1778 void PrefFileformats::on_editorED_textEdited(const QString & s)
1779 {
1780         currentFormat().setEditor(fromqstr(s));
1781         changed();
1782 }
1783
1784
1785 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
1786 {
1787         string const new_shortcut = fromqstr(s);
1788         if (new_shortcut == l10n_shortcut(currentFormat().prettyname(),
1789                                           currentFormat().shortcut()))
1790                 return;
1791         currentFormat().setShortcut(new_shortcut);
1792         changed();
1793 }
1794
1795
1796 void PrefFileformats::on_formatED_editingFinished()
1797 {
1798         string const newname = fromqstr(formatED->displayText());
1799         if (newname == currentFormat().name())
1800                 return;
1801
1802         currentFormat().setName(newname);
1803         changed();
1804 }
1805
1806
1807 void PrefFileformats::on_formatED_textChanged(const QString &)
1808 {
1809         QString t = formatED->text();
1810         int p = 0;
1811         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
1812         setValid(formatLA, valid);
1813 }
1814
1815
1816 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
1817 {
1818         QString t = formatsCB->currentText();
1819         int p = 0;
1820         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
1821         setValid(formatsLA, valid);
1822 }
1823
1824
1825 void PrefFileformats::updatePrettyname()
1826 {
1827         QString const newname = formatsCB->currentText();
1828         if (newname == qt_(currentFormat().prettyname()))
1829                 return;
1830
1831         currentFormat().setPrettyname(fromqstr(newname));
1832         formatsChanged();
1833         updateView();
1834         changed();
1835 }
1836
1837
1838 namespace {
1839         void updateComboBox(LyXRC::Alternatives const & alts,
1840                             string const & fmt, QComboBox * combo)
1841         {
1842                 LyXRC::Alternatives::const_iterator it =
1843                                 alts.find(fmt);
1844                 if (it != alts.end()) {
1845                         LyXRC::CommandSet const & cmds = it->second;
1846                         LyXRC::CommandSet::const_iterator sit =
1847                                         cmds.begin();
1848                         LyXRC::CommandSet::const_iterator const sen =
1849                                         cmds.end();
1850                         for (; sit != sen; ++sit) {
1851                                 QString const qcmd = toqstr(*sit);
1852                                 combo->addItem(qcmd, qcmd);
1853                         }
1854                 }
1855         }
1856 }
1857
1858
1859 void PrefFileformats::updateViewers()
1860 {
1861         Format const f = currentFormat();
1862         viewerCO->clear();
1863         viewerCO->addItem(qt_("None"), QString());
1864         updateComboBox(viewer_alternatives, f.name(), viewerCO);
1865         viewerCO->addItem(qt_("Custom"), QString("custom viewer"));
1866
1867         int pos = viewerCO->findData(toqstr(f.viewer()));
1868         if (pos != -1) {
1869                 viewerED->clear();
1870                 viewerED->setEnabled(false);
1871                 viewerCO->setCurrentIndex(pos);
1872         } else {
1873                 viewerED->setEnabled(true);
1874                 viewerED->setText(toqstr(f.viewer()));
1875                 viewerCO->setCurrentIndex(viewerCO->findData(toqstr("custom viewer")));
1876         }
1877 }
1878
1879
1880 void PrefFileformats::updateEditors()
1881 {
1882         Format const f = currentFormat();
1883         editorCO->clear();
1884         editorCO->addItem(qt_("None"), QString());
1885         updateComboBox(editor_alternatives, f.name(), editorCO);
1886         editorCO->addItem(qt_("Custom"), QString("custom editor"));
1887
1888         int pos = editorCO->findData(toqstr(f.editor()));
1889         if (pos != -1) {
1890                 editorED->clear();
1891                 editorED->setEnabled(false);
1892                 editorCO->setCurrentIndex(pos);
1893         } else {
1894                 editorED->setEnabled(true);
1895                 editorED->setText(toqstr(f.viewer()));
1896                 editorCO->setCurrentIndex(editorCO->findData(toqstr("custom editor")));
1897         }
1898 }
1899
1900
1901 void PrefFileformats::on_viewerCO_currentIndexChanged(int i)
1902 {
1903         bool const custom = viewerCO->itemData(i).toString() == "custom viewer";
1904         viewerED->setEnabled(custom);
1905         if (!custom)
1906                 currentFormat().setViewer(fromqstr(viewerCO->itemData(i).toString()));
1907 }
1908
1909
1910 void PrefFileformats::on_editorCO_currentIndexChanged(int i)
1911 {
1912         bool const custom = editorCO->itemData(i).toString() == "custom viewer";
1913         editorED->setEnabled(custom);
1914         if (!custom)
1915                 currentFormat().setViewer(fromqstr(editorCO->itemData(i).toString()));
1916 }
1917
1918
1919 Format & PrefFileformats::currentFormat()
1920 {
1921         int const i = formatsCB->currentIndex();
1922         int const nr = formatsCB->itemData(i).toInt();
1923         return form_->formats().get(nr);
1924 }
1925
1926
1927 void PrefFileformats::on_formatNewPB_clicked()
1928 {
1929         form_->formats().add("", "", "", "", "", "", Format::none);
1930         updateView();
1931         formatsCB->setCurrentIndex(0);
1932         formatsCB->setFocus(Qt::OtherFocusReason);
1933 }
1934
1935
1936 void PrefFileformats::on_formatRemovePB_clicked()
1937 {
1938         int const i = formatsCB->currentIndex();
1939         int const nr = formatsCB->itemData(i).toInt();
1940         string const current_text = form_->formats().get(nr).name();
1941         if (form_->converters().formatIsUsed(current_text)) {
1942                 Alert::error(_("Format in use"),
1943                              _("Cannot remove a Format used by a Converter. "
1944                                             "Remove the converter first."));
1945                 return;
1946         }
1947
1948         form_->formats().erase(current_text);
1949         formatsChanged();
1950         updateView();
1951         on_formatsCB_editTextChanged(formatsCB->currentText());
1952         changed();
1953 }
1954
1955
1956 /////////////////////////////////////////////////////////////////////
1957 //
1958 // PrefLanguage
1959 //
1960 /////////////////////////////////////////////////////////////////////
1961
1962 PrefLanguage::PrefLanguage(GuiPreferences * form)
1963         : PrefModule(qt_(catLanguage), qt_("Language"), form)
1964 {
1965         setupUi(this);
1966
1967         connect(rtlGB, SIGNAL(clicked()),
1968                 this, SIGNAL(changed()));
1969         connect(visualCursorRB, SIGNAL(clicked()),
1970                 this, SIGNAL(changed()));
1971         connect(logicalCursorRB, SIGNAL(clicked()),
1972                 this, SIGNAL(changed()));
1973         connect(markForeignCB, SIGNAL(clicked()),
1974                 this, SIGNAL(changed()));
1975         connect(autoBeginCB, SIGNAL(clicked()),
1976                 this, SIGNAL(changed()));
1977         connect(autoEndCB, SIGNAL(clicked()),
1978                 this, SIGNAL(changed()));
1979         connect(useBabelCB, SIGNAL(clicked()),
1980                 this, SIGNAL(changed()));
1981         connect(globalCB, SIGNAL(clicked()),
1982                 this, SIGNAL(changed()));
1983         connect(languagePackageED, SIGNAL(textChanged(QString)),
1984                 this, SIGNAL(changed()));
1985         connect(startCommandED, SIGNAL(textChanged(QString)),
1986                 this, SIGNAL(changed()));
1987         connect(endCommandED, SIGNAL(textChanged(QString)),
1988                 this, SIGNAL(changed()));
1989         connect(uiLanguageCO, SIGNAL(activated(int)),
1990                 this, SIGNAL(changed()));
1991
1992         uiLanguageCO->clear();
1993
1994         QAbstractItemModel * language_model = guiApp->languageModel();
1995         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
1996         language_model->sort(0);
1997
1998         // FIXME: This is wrong, we need filter this list based on the available
1999         // translation.
2000         uiLanguageCO->blockSignals(true);
2001         uiLanguageCO->addItem(qt_("Default"), toqstr("auto"));
2002         for (int i = 0; i != language_model->rowCount(); ++i) {
2003                 QModelIndex index = language_model->index(i, 0);
2004                 uiLanguageCO->addItem(index.data(Qt::DisplayRole).toString(),
2005                         index.data(Qt::UserRole).toString());
2006         }
2007         uiLanguageCO->blockSignals(false);
2008 }
2009
2010
2011 void PrefLanguage::on_uiLanguageCO_currentIndexChanged(int)
2012 {
2013          QMessageBox::information(this, qt_("LyX needs to be restarted!"),
2014                  qt_("The change of user interface language will be fully "
2015                  "effective only after a restart."));
2016 }
2017
2018
2019 void PrefLanguage::apply(LyXRC & rc) const
2020 {
2021         // FIXME: remove rtl_support bool
2022         rc.rtl_support = rtlGB->isChecked();
2023         rc.visual_cursor = rtlGB->isChecked() && visualCursorRB->isChecked();
2024         rc.mark_foreign_language = markForeignCB->isChecked();
2025         rc.language_auto_begin = autoBeginCB->isChecked();
2026         rc.language_auto_end = autoEndCB->isChecked();
2027         rc.language_use_babel = useBabelCB->isChecked();
2028         rc.language_global_options = globalCB->isChecked();
2029         rc.language_package = fromqstr(languagePackageED->text());
2030         rc.language_command_begin = fromqstr(startCommandED->text());
2031         rc.language_command_end = fromqstr(endCommandED->text());
2032         rc.gui_language = fromqstr(
2033                 uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
2034 }
2035
2036
2037 void PrefLanguage::update(LyXRC const & rc)
2038 {
2039         // FIXME: remove rtl_support bool
2040         rtlGB->setChecked(rc.rtl_support);
2041         if (rc.visual_cursor)
2042                 visualCursorRB->setChecked(true);
2043         else
2044                 logicalCursorRB->setChecked(true);
2045         markForeignCB->setChecked(rc.mark_foreign_language);
2046         autoBeginCB->setChecked(rc.language_auto_begin);
2047         autoEndCB->setChecked(rc.language_auto_end);
2048         useBabelCB->setChecked(rc.language_use_babel);
2049         globalCB->setChecked(rc.language_global_options);
2050         languagePackageED->setText(toqstr(rc.language_package));
2051         startCommandED->setText(toqstr(rc.language_command_begin));
2052         endCommandED->setText(toqstr(rc.language_command_end));
2053
2054         int pos = uiLanguageCO->findData(toqstr(rc.gui_language));
2055         uiLanguageCO->blockSignals(true);
2056         uiLanguageCO->setCurrentIndex(pos);
2057         uiLanguageCO->blockSignals(false);
2058 }
2059
2060
2061 /////////////////////////////////////////////////////////////////////
2062 //
2063 // PrefPrinter
2064 //
2065 /////////////////////////////////////////////////////////////////////
2066
2067 PrefPrinter::PrefPrinter(GuiPreferences * form)
2068         : PrefModule(qt_(catOutput), qt_("Printer"), form)
2069 {
2070         setupUi(this);
2071
2072         connect(printerAdaptCB, SIGNAL(clicked()),
2073                 this, SIGNAL(changed()));
2074         connect(printerCommandED, SIGNAL(textChanged(QString)),
2075                 this, SIGNAL(changed()));
2076         connect(printerNameED, SIGNAL(textChanged(QString)),
2077                 this, SIGNAL(changed()));
2078         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
2079                 this, SIGNAL(changed()));
2080         connect(printerCopiesED, SIGNAL(textChanged(QString)),
2081                 this, SIGNAL(changed()));
2082         connect(printerReverseED, SIGNAL(textChanged(QString)),
2083                 this, SIGNAL(changed()));
2084         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
2085                 this, SIGNAL(changed()));
2086         connect(printerExtensionED, SIGNAL(textChanged(QString)),
2087                 this, SIGNAL(changed()));
2088         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
2089                 this, SIGNAL(changed()));
2090         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
2091                 this, SIGNAL(changed()));
2092         connect(printerEvenED, SIGNAL(textChanged(QString)),
2093                 this, SIGNAL(changed()));
2094         connect(printerOddED, SIGNAL(textChanged(QString)),
2095                 this, SIGNAL(changed()));
2096         connect(printerCollatedED, SIGNAL(textChanged(QString)),
2097                 this, SIGNAL(changed()));
2098         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
2099                 this, SIGNAL(changed()));
2100         connect(printerToFileED, SIGNAL(textChanged(QString)),
2101                 this, SIGNAL(changed()));
2102         connect(printerExtraED, SIGNAL(textChanged(QString)),
2103                 this, SIGNAL(changed()));
2104         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
2105                 this, SIGNAL(changed()));
2106         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
2107                 this, SIGNAL(changed()));
2108 }
2109
2110
2111 void PrefPrinter::apply(LyXRC & rc) const
2112 {
2113         rc.print_adapt_output = printerAdaptCB->isChecked();
2114         rc.print_command = fromqstr(printerCommandED->text());
2115         rc.printer = fromqstr(printerNameED->text());
2116
2117         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
2118         rc.print_copies_flag = fromqstr(printerCopiesED->text());
2119         rc.print_reverse_flag = fromqstr(printerReverseED->text());
2120         rc.print_to_printer = fromqstr(printerToPrinterED->text());
2121         rc.print_file_extension = fromqstr(printerExtensionED->text());
2122         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
2123         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
2124         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
2125         rc.print_oddpage_flag = fromqstr(printerOddED->text());
2126         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
2127         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
2128         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
2129         rc.print_extra_options = fromqstr(printerExtraED->text());
2130         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
2131         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
2132 }
2133
2134
2135 void PrefPrinter::update(LyXRC const & rc)
2136 {
2137         printerAdaptCB->setChecked(rc.print_adapt_output);
2138         printerCommandED->setText(toqstr(rc.print_command));
2139         printerNameED->setText(toqstr(rc.printer));
2140
2141         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
2142         printerCopiesED->setText(toqstr(rc.print_copies_flag));
2143         printerReverseED->setText(toqstr(rc.print_reverse_flag));
2144         printerToPrinterED->setText(toqstr(rc.print_to_printer));
2145         printerExtensionED->setText(toqstr(rc.print_file_extension));
2146         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
2147         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
2148         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
2149         printerOddED->setText(toqstr(rc.print_oddpage_flag));
2150         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
2151         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
2152         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
2153         printerExtraED->setText(toqstr(rc.print_extra_options));
2154         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
2155         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
2156 }
2157
2158
2159 /////////////////////////////////////////////////////////////////////
2160 //
2161 // PrefUserInterface
2162 //
2163 /////////////////////////////////////////////////////////////////////
2164
2165 PrefUserInterface::PrefUserInterface(GuiPreferences * form)
2166         : PrefModule(qt_(catLookAndFeel), qt_("User interface"), form)
2167 {
2168         setupUi(this);
2169
2170         connect(autoSaveCB, SIGNAL(toggled(bool)),
2171                 autoSaveSB, SLOT(setEnabled(bool)));
2172         connect(autoSaveCB, SIGNAL(toggled(bool)),
2173                 TextLabel1, SLOT(setEnabled(bool)));
2174         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
2175                 this, SIGNAL(changed()));
2176 #if QT_VERSION < 0x040500
2177         singleCloseTabButtonCB->setEnabled(false);
2178 #endif
2179         connect(singleCloseTabButtonCB, SIGNAL(clicked()),
2180                 this, SIGNAL(changed()));
2181         connect(uiFilePB, SIGNAL(clicked()),
2182                 this, SLOT(selectUi()));
2183         connect(uiFileED, SIGNAL(textChanged(QString)),
2184                 this, SIGNAL(changed()));
2185         connect(restoreCursorCB, SIGNAL(clicked()),
2186                 this, SIGNAL(changed()));
2187         connect(loadSessionCB, SIGNAL(clicked()),
2188                 this, SIGNAL(changed()));
2189         connect(allowGeometrySessionCB, SIGNAL(clicked()),
2190                 this, SIGNAL(changed()));
2191         connect(autoSaveSB, SIGNAL(valueChanged(int)),
2192                 this, SIGNAL(changed()));
2193         connect(autoSaveCB, SIGNAL(clicked()),
2194                 this, SIGNAL(changed()));
2195         connect(backupCB, SIGNAL(clicked()),
2196                 this, SIGNAL(changed()));
2197         connect(lastfilesSB, SIGNAL(valueChanged(int)),
2198                 this, SIGNAL(changed()));
2199         connect(tooltipCB, SIGNAL(toggled(bool)),
2200                 this, SIGNAL(changed()));
2201         lastfilesSB->setMaximum(maxlastfiles);
2202 }
2203
2204
2205 void PrefUserInterface::apply(LyXRC & rc) const
2206 {
2207         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
2208         rc.use_lastfilepos = restoreCursorCB->isChecked();
2209         rc.load_session = loadSessionCB->isChecked();
2210         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
2211         rc.autosave = autoSaveCB->isChecked()?  autoSaveSB->value() * 60 : 0;
2212         rc.make_backup = backupCB->isChecked();
2213         rc.num_lastfiles = lastfilesSB->value();
2214         rc.use_tooltip = tooltipCB->isChecked();
2215         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
2216         rc.single_close_tab_button = singleCloseTabButtonCB->isChecked();
2217 #if QT_VERSION < 0x040500
2218         rc.single_close_tab_button = true;
2219 #endif
2220 }
2221
2222
2223 void PrefUserInterface::update(LyXRC const & rc)
2224 {
2225         uiFileED->setText(toqstr(external_path(rc.ui_file)));
2226         restoreCursorCB->setChecked(rc.use_lastfilepos);
2227         loadSessionCB->setChecked(rc.load_session);
2228         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
2229         // convert to minutes
2230         bool autosave = rc.autosave > 0;
2231         int mins = rc.autosave / 60;
2232         if (!mins)
2233                 mins = 5;
2234         autoSaveSB->setValue(mins);
2235         autoSaveCB->setChecked(autosave);
2236         autoSaveSB->setEnabled(autosave);
2237         backupCB->setChecked(rc.make_backup);
2238         lastfilesSB->setValue(rc.num_lastfiles);
2239         tooltipCB->setChecked(rc.use_tooltip);
2240         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
2241         singleCloseTabButtonCB->setChecked(rc.single_close_tab_button);
2242 }
2243
2244
2245 void PrefUserInterface::selectUi()
2246 {
2247         QString file = form_->browseUI(internalPath(uiFileED->text()));
2248         if (!file.isEmpty())
2249                 uiFileED->setText(file);
2250 }
2251
2252
2253 void PrefUserInterface::on_clearSessionPB_clicked()
2254 {
2255         guiApp->clearSession();
2256 }
2257
2258
2259
2260 /////////////////////////////////////////////////////////////////////
2261 //
2262 // PrefEdit
2263 //
2264 /////////////////////////////////////////////////////////////////////
2265
2266 PrefEdit::PrefEdit(GuiPreferences * form)
2267         : PrefModule(qt_(catEditing), qt_("Control"), form)
2268 {
2269         setupUi(this);
2270
2271         connect(cursorFollowsCB, SIGNAL(clicked()),
2272                 this, SIGNAL(changed()));
2273         connect(scrollBelowCB, SIGNAL(clicked()),
2274                 this, SIGNAL(changed()));
2275         connect(sortEnvironmentsCB, SIGNAL(clicked()),
2276                 this, SIGNAL(changed()));
2277         connect(groupEnvironmentsCB, SIGNAL(clicked()),
2278                 this, SIGNAL(changed()));
2279         connect(macroEditStyleCO, SIGNAL(activated(int)),
2280                 this, SIGNAL(changed()));
2281         connect(fullscreenLimitGB, SIGNAL(clicked()),
2282                 this, SIGNAL(changed()));
2283         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
2284                 this, SIGNAL(changed()));
2285         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
2286                 this, SIGNAL(changed()));
2287         connect(toggleMenubarCB, SIGNAL(toggled(bool)),
2288                 this, SIGNAL(changed()));
2289         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
2290                 this, SIGNAL(changed()));
2291         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
2292                 this, SIGNAL(changed()));
2293 }
2294
2295
2296 void PrefEdit::apply(LyXRC & rc) const
2297 {
2298         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
2299         rc.scroll_below_document = scrollBelowCB->isChecked();
2300         rc.sort_layouts = sortEnvironmentsCB->isChecked();
2301         rc.group_layouts = groupEnvironmentsCB->isChecked();
2302         switch (macroEditStyleCO->currentIndex()) {
2303                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
2304                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
2305                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
2306         }
2307         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
2308         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
2309         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
2310         rc.full_screen_menubar = toggleMenubarCB->isChecked();
2311         rc.full_screen_width = fullscreenWidthSB->value();
2312         rc.full_screen_limit = fullscreenLimitGB->isChecked();
2313 }
2314
2315
2316 void PrefEdit::update(LyXRC const & rc)
2317 {
2318         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
2319         scrollBelowCB->setChecked(rc.scroll_below_document);
2320         sortEnvironmentsCB->setChecked(rc.sort_layouts);
2321         groupEnvironmentsCB->setChecked(rc.group_layouts);
2322         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
2323         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
2324         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
2325         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
2326         toggleMenubarCB->setChecked(rc.full_screen_menubar);
2327         fullscreenWidthSB->setValue(rc.full_screen_width);
2328         fullscreenLimitGB->setChecked(rc.full_screen_limit);
2329 }
2330
2331
2332 /////////////////////////////////////////////////////////////////////
2333 //
2334 // PrefShortcuts
2335 //
2336 /////////////////////////////////////////////////////////////////////
2337
2338
2339 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
2340 {
2341         Ui::shortcutUi::setupUi(this);
2342         QDialog::setModal(true);
2343 }
2344
2345
2346 PrefShortcuts::PrefShortcuts(GuiPreferences * form)
2347         : PrefModule(qt_(catEditing), qt_("Shortcuts"), form)
2348 {
2349         setupUi(this);
2350
2351         shortcutsTW->setColumnCount(2);
2352         shortcutsTW->headerItem()->setText(0, qt_("Function"));
2353         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
2354         shortcutsTW->setSortingEnabled(true);
2355         // Multi-selection can be annoying.
2356         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
2357
2358         connect(bindFilePB, SIGNAL(clicked()),
2359                 this, SLOT(selectBind()));
2360         connect(bindFileED, SIGNAL(textChanged(QString)),
2361                 this, SIGNAL(changed()));
2362         connect(removePB, SIGNAL(clicked()),
2363                 this, SIGNAL(changed()));
2364
2365         shortcut_ = new GuiShortcutDialog(this);
2366         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
2367         shortcut_bc_.setOK(shortcut_->okPB);
2368         shortcut_bc_.setCancel(shortcut_->cancelPB);
2369
2370         connect(shortcut_->okPB, SIGNAL(clicked()),
2371                 shortcut_, SLOT(accept()));
2372         connect(shortcut_->okPB, SIGNAL(clicked()),
2373                 this, SIGNAL(changed()));
2374         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2375                 shortcut_, SLOT(reject()));
2376         connect(shortcut_->clearPB, SIGNAL(clicked()),
2377                 this, SLOT(shortcutClearPressed()));
2378         connect(shortcut_->removePB, SIGNAL(clicked()),
2379                 this, SLOT(shortcutRemovePressed()));
2380         connect(shortcut_->okPB, SIGNAL(clicked()),
2381                 this, SLOT(shortcutOkPressed()));
2382         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2383                 this, SLOT(shortcutCancelPressed()));
2384 }
2385
2386
2387 void PrefShortcuts::apply(LyXRC & rc) const
2388 {
2389         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
2390         // write user_bind and user_unbind to .lyx/bind/user.bind
2391         FileName bind_dir(addPath(package().user_support().absFilename(), "bind"));
2392         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
2393                 lyxerr << "LyX could not create the user bind directory '"
2394                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2395                 return;
2396         }
2397         if (!bind_dir.isDirWritable()) {
2398                 lyxerr << "LyX could not write to the user bind directory '"
2399                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2400                 return;
2401         }
2402         FileName user_bind_file(bind_dir.absFilename() + "/user.bind");
2403         user_unbind_.write(user_bind_file.toFilesystemEncoding(), false, true);
2404         user_bind_.write(user_bind_file.toFilesystemEncoding(), true, false);
2405         // immediately apply the keybindings. Why this is not done before?
2406         // The good thing is that the menus are updated automatically.
2407         theTopLevelKeymap().clear();
2408         theTopLevelKeymap().read("site");
2409         theTopLevelKeymap().read(rc.bind_file, 0, KeyMap::Fallback);
2410         theTopLevelKeymap().read("user", 0, KeyMap::MissingOK);
2411 }
2412
2413
2414 void PrefShortcuts::update(LyXRC const & rc)
2415 {
2416         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2417         //
2418         system_bind_.clear();
2419         user_bind_.clear();
2420         user_unbind_.clear();
2421         system_bind_.read("site");
2422         system_bind_.read(rc.bind_file);
2423         // \unbind in user.bind is added to user_unbind_
2424         user_bind_.read("user", &user_unbind_, KeyMap::MissingOK);
2425         updateShortcutsTW();
2426 }
2427
2428
2429 void PrefShortcuts::updateShortcutsTW()
2430 {
2431         shortcutsTW->clear();
2432
2433         editItem_ = new QTreeWidgetItem(shortcutsTW);
2434         editItem_->setText(0, qt_("Cursor, Mouse and Editing functions"));
2435         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2436
2437         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2438         mathItem_->setText(0, qt_("Mathematical Symbols"));
2439         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2440
2441         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2442         bufferItem_->setText(0, qt_("Document and Window"));
2443         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2444
2445         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2446         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2447         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2448
2449         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2450         systemItem_->setText(0, qt_("System and Miscellaneous"));
2451         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2452
2453         // listBindings(unbound=true) lists all bound and unbound lfuns
2454         // Items in this list is tagged by its source.
2455         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2456                 KeyMap::System);
2457         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2458                 KeyMap::UserBind);
2459         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2460                 KeyMap::UserUnbind);
2461         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2462                         user_bindinglist.end());
2463         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2464                         user_unbindinglist.end());
2465
2466         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2467         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2468         for (; it != it_end; ++it)
2469                 insertShortcutItem(it->request, it->sequence, KeyMap::ItemType(it->tag));
2470
2471         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2472         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2473         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2474         modifyPB->setEnabled(!items.isEmpty());
2475
2476         shortcutsTW->resizeColumnToContents(0);
2477 }
2478
2479
2480 void PrefShortcuts::setItemType(QTreeWidgetItem * item, KeyMap::ItemType tag)
2481 {
2482         item->setData(0, Qt::UserRole, QVariant(tag));
2483         QFont font;
2484
2485         switch (tag) {
2486         case KeyMap::System:
2487                 break;
2488         case KeyMap::UserBind:
2489                 font.setBold(true);
2490                 break;
2491         case KeyMap::UserUnbind:
2492                 font.setStrikeOut(true);
2493                 break;
2494         // this item is not displayed now.
2495         case KeyMap::UserExtraUnbind:
2496                 font.setStrikeOut(true);
2497                 break;
2498         }
2499
2500         item->setFont(1, font);
2501 }
2502
2503
2504 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2505                 KeySequence const & seq, KeyMap::ItemType tag)
2506 {
2507         FuncCode action = lfun.action;
2508         string const action_name = lyxaction.getActionName(action);
2509         QString const lfun_name = toqstr(from_utf8(action_name)
2510                         + ' ' + lfun.argument());
2511         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2512         KeyMap::ItemType item_tag = tag;
2513
2514         QTreeWidgetItem * newItem = 0;
2515         // for unbind items, try to find an existing item in the system bind list
2516         if (tag == KeyMap::UserUnbind) {
2517                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2518                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2519                 for (int i = 0; i < items.size(); ++i) {
2520                         if (items[i]->text(1) == shortcut)
2521                                 newItem = items[i];
2522                                 break;
2523                         }
2524                 // if not found, this unbind item is KeyMap::UserExtraUnbind
2525                 // Such an item is not displayed to avoid confusion (what is
2526                 // unmatched removed?).
2527                 if (!newItem) {
2528                         item_tag = KeyMap::UserExtraUnbind;
2529                         return 0;
2530                 }
2531         }
2532         if (!newItem) {
2533                 switch(lyxaction.getActionType(action)) {
2534                 case LyXAction::Hidden:
2535                         return 0;
2536                 case LyXAction::Edit:
2537                         newItem = new QTreeWidgetItem(editItem_);
2538                         break;
2539                 case LyXAction::Math:
2540                         newItem = new QTreeWidgetItem(mathItem_);
2541                         break;
2542                 case LyXAction::Buffer:
2543                         newItem = new QTreeWidgetItem(bufferItem_);
2544                         break;
2545                 case LyXAction::Layout:
2546                         newItem = new QTreeWidgetItem(layoutItem_);
2547                         break;
2548                 case LyXAction::System:
2549                         newItem = new QTreeWidgetItem(systemItem_);
2550                         break;
2551                 default:
2552                         // this should not happen
2553                         newItem = new QTreeWidgetItem(shortcutsTW);
2554                 }
2555         }
2556
2557         newItem->setText(0, lfun_name);
2558         newItem->setText(1, shortcut);
2559         // record BindFile representation to recover KeySequence when needed.
2560         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
2561         setItemType(newItem, item_tag);
2562         return newItem;
2563 }
2564
2565
2566 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
2567 {
2568         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2569         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2570         modifyPB->setEnabled(!items.isEmpty());
2571         if (items.isEmpty())
2572                 return;
2573
2574         KeyMap::ItemType tag =
2575                 static_cast<KeyMap::ItemType>(items[0]->data(0, Qt::UserRole).toInt());
2576         if (tag == KeyMap::UserUnbind)
2577                 removePB->setText(qt_("Res&tore"));
2578         else
2579                 removePB->setText(qt_("Remo&ve"));
2580 }
2581
2582
2583 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
2584 {
2585         modifyShortcut();
2586 }
2587
2588
2589 void PrefShortcuts::modifyShortcut()
2590 {
2591         QTreeWidgetItem * item = shortcutsTW->currentItem();
2592         if (item->flags() & Qt::ItemIsSelectable) {
2593                 shortcut_->lfunLE->setText(item->text(0));
2594                 save_lfun_ = item->text(0);
2595                 shortcut_->shortcutWG->setText(item->text(1));
2596                 KeySequence seq;
2597                 seq.parse(fromqstr(item->data(1, Qt::UserRole).toString()));
2598                 shortcut_->shortcutWG->setKeySequence(seq);
2599                 shortcut_->shortcutWG->setFocus();
2600                 shortcut_->exec();
2601         }
2602 }
2603
2604
2605 void PrefShortcuts::removeShortcut()
2606 {
2607         // it seems that only one item can be selected, but I am
2608         // removing all selected items anyway.
2609         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2610         for (int i = 0; i < items.size(); ++i) {
2611                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
2612                 string lfun = fromqstr(items[i]->text(0));
2613                 FuncRequest func = lyxaction.lookupFunc(lfun);
2614                 KeyMap::ItemType tag =
2615                         static_cast<KeyMap::ItemType>(items[i]->data(0, Qt::UserRole).toInt());
2616
2617                 switch (tag) {
2618                 case KeyMap::System: {
2619                         // for system bind, we do not touch the item
2620                         // but add an user unbind item
2621                         user_unbind_.bind(shortcut, func);
2622                         setItemType(items[i], KeyMap::UserUnbind);
2623                         removePB->setText(qt_("Res&tore"));
2624                         break;
2625                 }
2626                 case KeyMap::UserBind: {
2627                         // for user_bind, we remove this bind
2628                         QTreeWidgetItem * parent = items[i]->parent();
2629                         int itemIdx = parent->indexOfChild(items[i]);
2630                         parent->takeChild(itemIdx);
2631                         if (itemIdx > 0)
2632                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
2633                         else
2634                                 shortcutsTW->scrollToItem(parent);
2635                         user_bind_.unbind(shortcut, func);
2636                         break;
2637                 }
2638                 case KeyMap::UserUnbind: {
2639                         // for user_unbind, we remove the unbind, and the item
2640                         // become KeyMap::System again.
2641                         user_unbind_.unbind(shortcut, func);
2642                         setItemType(items[i], KeyMap::System);
2643                         removePB->setText(qt_("Remo&ve"));
2644                         break;
2645                 }
2646                 case KeyMap::UserExtraUnbind: {
2647                         // for user unbind that is not in system bind file,
2648                         // remove this unbind file
2649                         QTreeWidgetItem * parent = items[i]->parent();
2650                         parent->takeChild(parent->indexOfChild(items[i]));
2651                         user_unbind_.unbind(shortcut, func);
2652                 }
2653                 }
2654         }
2655 }
2656
2657
2658 void PrefShortcuts::selectBind()
2659 {
2660         QString file = form_->browsebind(internalPath(bindFileED->text()));
2661         if (!file.isEmpty()) {
2662                 bindFileED->setText(file);
2663                 system_bind_ = KeyMap();
2664                 system_bind_.read(fromqstr(file));
2665                 updateShortcutsTW();
2666         }
2667 }
2668
2669
2670 void PrefShortcuts::on_modifyPB_pressed()
2671 {
2672         modifyShortcut();
2673 }
2674
2675
2676 void PrefShortcuts::on_newPB_pressed()
2677 {
2678         shortcut_->lfunLE->clear();
2679         shortcut_->shortcutWG->reset();
2680         save_lfun_ = QString();
2681         shortcut_->exec();
2682 }
2683
2684
2685 void PrefShortcuts::on_removePB_pressed()
2686 {
2687         removeShortcut();
2688 }
2689
2690
2691 void PrefShortcuts::on_searchLE_textEdited()
2692 {
2693         if (searchLE->text().isEmpty()) {
2694                 // show all hidden items
2695                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
2696                 while (*it)
2697                         shortcutsTW->setItemHidden(*it++, false);
2698                 return;
2699         }
2700         // search both columns
2701         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
2702                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
2703         matched += shortcutsTW->findItems(searchLE->text(),
2704                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
2705
2706         // hide everyone (to avoid searching in matched QList repeatedly
2707         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
2708         while (*it)
2709                 shortcutsTW->setItemHidden(*it++, true);
2710         // show matched items
2711         for (int i = 0; i < matched.size(); ++i) {
2712                 shortcutsTW->setItemHidden(matched[i], false);
2713         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
2714         }
2715 }
2716
2717
2718 docstring makeCmdString(FuncRequest const & f)
2719 {
2720         docstring actionStr = from_ascii(lyxaction.getActionName(f.action));
2721         if (!f.argument().empty())
2722                 actionStr += " " + f.argument();
2723         return actionStr;
2724 }
2725
2726
2727 void PrefShortcuts::shortcutOkPressed()
2728 {
2729         QString const new_lfun = shortcut_->lfunLE->text();
2730         FuncRequest func = lyxaction.lookupFunc(fromqstr(new_lfun));
2731
2732         if (func.action == LFUN_UNKNOWN_ACTION) {
2733                 Alert::error(_("Failed to create shortcut"),
2734                         _("Unknown or invalid LyX function"));
2735                 return;
2736         }
2737
2738         KeySequence k = shortcut_->shortcutWG->getKeySequence();
2739         if (k.length() == 0) {
2740                 Alert::error(_("Failed to create shortcut"),
2741                         _("Invalid or empty key sequence"));
2742                 return;
2743         }
2744
2745         // check to see if there's been any change
2746         FuncRequest oldBinding = system_bind_.getBinding(k);
2747         if (oldBinding.action == LFUN_UNKNOWN_ACTION)
2748                 oldBinding = user_bind_.getBinding(k);
2749         if (oldBinding == func) {
2750                 docstring const actionStr = makeCmdString(func);
2751                 Alert::error(_("Failed to create shortcut"),
2752                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s"),
2753                         k.print(KeySequence::ForGui), actionStr));
2754                 return;
2755         }
2756
2757         // make sure this key isn't already bound---and, if so, not unbound
2758         FuncCode const unbind = user_unbind_.getBinding(k).action;
2759         if (oldBinding.action != LFUN_UNKNOWN_ACTION && unbind == LFUN_UNKNOWN_ACTION)
2760         {
2761                 // FIXME Perhaps we should offer to over-write the old shortcut?
2762                 // If so, we'll need to remove it from our list, etc.
2763                 docstring const actionStr = makeCmdString(oldBinding);
2764                 Alert::error(_("Failed to create shortcut"),
2765                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s\n"
2766                           "You need to remove that binding before creating a new one."),
2767                         k.print(KeySequence::ForGui), actionStr));
2768                 return;
2769         }
2770
2771         if (!save_lfun_.isEmpty() && new_lfun == save_lfun_)
2772                 // real modification of the lfun's shortcut,
2773                 // so remove the previous one
2774                 removeShortcut();
2775
2776         QTreeWidgetItem * item = insertShortcutItem(func, k, KeyMap::UserBind);
2777         if (item) {
2778                 user_bind_.bind(&k, func);
2779                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
2780                 shortcutsTW->setItemExpanded(item->parent(), true);
2781                 shortcutsTW->scrollToItem(item);
2782         } else {
2783                 Alert::error(_("Failed to create shortcut"),
2784                         _("Can not insert shortcut to the list"));
2785                 return;
2786         }
2787 }
2788
2789
2790 void PrefShortcuts::shortcutCancelPressed()
2791 {
2792         shortcut_->shortcutWG->reset();
2793 }
2794
2795
2796 void PrefShortcuts::shortcutClearPressed()
2797 {
2798         shortcut_->shortcutWG->reset();
2799 }
2800
2801
2802 void PrefShortcuts::shortcutRemovePressed()
2803 {
2804         shortcut_->shortcutWG->removeFromSequence();
2805 }
2806
2807
2808 /////////////////////////////////////////////////////////////////////
2809 //
2810 // PrefIdentity
2811 //
2812 /////////////////////////////////////////////////////////////////////
2813
2814 PrefIdentity::PrefIdentity(GuiPreferences * form)
2815         : PrefModule(QString(), qt_("Identity"), form)
2816 {
2817         setupUi(this);
2818
2819         connect(nameED, SIGNAL(textChanged(QString)),
2820                 this, SIGNAL(changed()));
2821         connect(emailED, SIGNAL(textChanged(QString)),
2822                 this, SIGNAL(changed()));
2823 }
2824
2825
2826 void PrefIdentity::apply(LyXRC & rc) const
2827 {
2828         rc.user_name = fromqstr(nameED->text());
2829         rc.user_email = fromqstr(emailED->text());
2830 }
2831
2832
2833 void PrefIdentity::update(LyXRC const & rc)
2834 {
2835         nameED->setText(toqstr(rc.user_name));
2836         emailED->setText(toqstr(rc.user_email));
2837 }
2838
2839
2840
2841 /////////////////////////////////////////////////////////////////////
2842 //
2843 // GuiPreferences
2844 //
2845 /////////////////////////////////////////////////////////////////////
2846
2847 GuiPreferences::GuiPreferences(GuiView & lv)
2848         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
2849 {
2850         setupUi(this);
2851
2852         QDialog::setModal(false);
2853
2854         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
2855         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
2856         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
2857         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
2858
2859         addModule(new PrefUserInterface(this));
2860         addModule(new PrefEdit(this));
2861         addModule(new PrefShortcuts(this));
2862         addModule(new PrefScreenFonts(this));
2863         addModule(new PrefColors(this));
2864         addModule(new PrefDisplay(this));
2865         addModule(new PrefInput(this));
2866         addModule(new PrefCompletion(this));
2867
2868         addModule(new PrefPaths(this));
2869
2870         addModule(new PrefIdentity(this));
2871
2872         addModule(new PrefLanguage(this));
2873         addModule(new PrefSpellchecker(this));
2874
2875         addModule(new PrefPrinter(this));
2876         PrefDate * dateFormat = new PrefDate(this);
2877         addModule(dateFormat);
2878         addModule(new PrefPlaintext(this));
2879         addModule(new PrefLatex(this));
2880
2881         PrefConverters * converters = new PrefConverters(this);
2882         PrefFileformats * formats = new PrefFileformats(this);
2883         connect(formats, SIGNAL(formatsChanged()),
2884                         converters, SLOT(updateGui()));
2885         addModule(converters);
2886         addModule(formats);
2887
2888         prefsPS->setCurrentPanel(qt_("User interface"));
2889 // FIXME: hack to work around resizing bug in Qt >= 4.2
2890 // bug verified with Qt 4.2.{0-3} (JSpitzm)
2891 #if QT_VERSION >= 0x040200
2892         prefsPS->updateGeometry();
2893 #endif
2894
2895         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
2896         bc().setOK(savePB);
2897         bc().setApply(applyPB);
2898         bc().setCancel(closePB);
2899         bc().setRestore(restorePB);
2900
2901         // initialize the strftime validator
2902         bc().addCheckedLineEdit(dateFormat->DateED);
2903 }
2904
2905
2906 void GuiPreferences::addModule(PrefModule * module)
2907 {
2908         LASSERT(module, return);
2909         if (module->category().isEmpty())
2910                 prefsPS->addPanel(module, module->title());
2911         else
2912                 prefsPS->addPanel(module, module->title(), module->category());
2913         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
2914         modules_.push_back(module);
2915 }
2916
2917
2918 void GuiPreferences::change_adaptor()
2919 {
2920         changed();
2921 }
2922
2923
2924 void GuiPreferences::apply(LyXRC & rc) const
2925 {
2926         size_t end = modules_.size();
2927         for (size_t i = 0; i != end; ++i)
2928                 modules_[i]->apply(rc);
2929 }
2930
2931
2932 void GuiPreferences::updateRc(LyXRC const & rc)
2933 {
2934         size_t const end = modules_.size();
2935         for (size_t i = 0; i != end; ++i)
2936                 modules_[i]->update(rc);
2937 }
2938
2939
2940 void GuiPreferences::applyView()
2941 {
2942         apply(rc());
2943 }
2944
2945 bool GuiPreferences::initialiseParams(string const &)
2946 {
2947         rc_ = lyxrc;
2948         formats_ = lyx::formats;
2949         converters_ = theConverters();
2950         converters_.update(formats_);
2951         movers_ = theMovers();
2952         colors_.clear();
2953         update_screen_font_ = false;
2954
2955         updateRc(rc_);
2956         // Make sure that the bc is in the INITIAL state
2957         if (bc().policy().buttonStatus(ButtonPolicy::RESTORE))
2958                 bc().restore();
2959
2960         return true;
2961 }
2962
2963
2964 void GuiPreferences::dispatchParams()
2965 {
2966         ostringstream ss;
2967         rc_.write(ss, true);
2968         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
2969         // FIXME: these need lfuns
2970         // FIXME UNICODE
2971         theBufferList().setCurrentAuthor(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
2972
2973         lyx::formats = formats_;
2974
2975         theConverters() = converters_;
2976         theConverters().update(lyx::formats);
2977         theConverters().buildGraph();
2978
2979         theMovers() = movers_;
2980
2981         vector<string>::const_iterator it = colors_.begin();
2982         vector<string>::const_iterator const end = colors_.end();
2983         for (; it != end; ++it)
2984                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
2985         colors_.clear();
2986
2987         if (update_screen_font_) {
2988                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
2989                 update_screen_font_ = false;
2990         }
2991
2992         // The Save button has been pressed
2993         if (isClosing())
2994                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
2995 }
2996
2997
2998 void GuiPreferences::setColor(ColorCode col, QString const & hex)
2999 {
3000         colors_.push_back(lcolor.getLyXName(col) + ' ' + fromqstr(hex));
3001 }
3002
3003
3004 void GuiPreferences::updateScreenFonts()
3005 {
3006         update_screen_font_ = true;
3007 }
3008
3009
3010 QString GuiPreferences::browsebind(QString const & file) const
3011 {
3012         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
3013                              QStringList(qt_("LyX bind files (*.bind)")));
3014 }
3015
3016
3017 QString GuiPreferences::browseUI(QString const & file) const
3018 {
3019         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
3020                              QStringList(qt_("LyX UI files (*.ui)")));
3021 }
3022
3023
3024 QString GuiPreferences::browsekbmap(QString const & file) const
3025 {
3026         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
3027                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
3028 }
3029
3030
3031 QString GuiPreferences::browse(QString const & file,
3032         QString const & title) const
3033 {
3034         return browseFile(file, title, QStringList(), true);
3035 }
3036
3037
3038 // We support less paper sizes than the document dialog
3039 // Therefore this adjustment is needed.
3040 PAPER_SIZE GuiPreferences::toPaperSize(int i) const
3041 {
3042         switch (i) {
3043         case 0:
3044                 return PAPER_DEFAULT;
3045         case 1:
3046                 return PAPER_USLETTER;
3047         case 2:
3048                 return PAPER_USLEGAL;
3049         case 3:
3050                 return PAPER_USEXECUTIVE;
3051         case 4:
3052                 return PAPER_A3;
3053         case 5:
3054                 return PAPER_A4;
3055         case 6:
3056                 return PAPER_A5;
3057         case 7:
3058                 return PAPER_B5;
3059         default:
3060                 // should not happen
3061                 return PAPER_DEFAULT;
3062         }
3063 }
3064
3065
3066 int GuiPreferences::fromPaperSize(PAPER_SIZE papersize) const
3067 {
3068         switch (papersize) {
3069         case PAPER_DEFAULT:
3070                 return 0;
3071         case PAPER_USLETTER:
3072                 return 1;
3073         case PAPER_USLEGAL:
3074                 return 2;
3075         case PAPER_USEXECUTIVE:
3076                 return 3;
3077         case PAPER_A3:
3078                 return 4;
3079         case PAPER_A4:
3080                 return 5;
3081         case PAPER_A5:
3082                 return 6;
3083         case PAPER_B5:
3084                 return 7;
3085         default:
3086                 // should not happen
3087                 return 0;
3088         }
3089 }
3090
3091
3092 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
3093
3094
3095 } // namespace frontend
3096 } // namespace lyx
3097
3098 #include "moc_GuiPrefs.cpp"