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         connect(hunspellDirED, SIGNAL(textChanged(QString)),
1170                 this, SIGNAL(changed()));
1171 }
1172
1173
1174 void PrefPaths::apply(LyXRC & rc) const
1175 {
1176         rc.document_path = internal_path(fromqstr(workingDirED->text()));
1177         rc.example_path = internal_path(fromqstr(exampleDirED->text()));
1178         rc.template_path = internal_path(fromqstr(templateDirED->text()));
1179         rc.backupdir_path = internal_path(fromqstr(backupDirED->text()));
1180         rc.tempdir_path = internal_path(fromqstr(tempDirED->text()));
1181         rc.thesaurusdir_path = internal_path(fromqstr(thesaurusDirED->text()));
1182         rc.hunspelldir_path = internal_path(fromqstr(hunspellDirED->text()));
1183         rc.path_prefix = internal_path_list(fromqstr(pathPrefixED->text()));
1184         // FIXME: should be a checkbox only
1185         rc.lyxpipes = internal_path(fromqstr(lyxserverDirED->text()));
1186 }
1187
1188
1189 void PrefPaths::update(LyXRC const & rc)
1190 {
1191         workingDirED->setText(toqstr(external_path(rc.document_path)));
1192         exampleDirED->setText(toqstr(external_path(rc.example_path)));
1193         templateDirED->setText(toqstr(external_path(rc.template_path)));
1194         backupDirED->setText(toqstr(external_path(rc.backupdir_path)));
1195         tempDirED->setText(toqstr(external_path(rc.tempdir_path)));
1196         thesaurusDirED->setText(toqstr(external_path(rc.thesaurusdir_path)));
1197         hunspellDirED->setText(toqstr(external_path(rc.hunspelldir_path)));
1198         pathPrefixED->setText(toqstr(external_path_list(rc.path_prefix)));
1199         // FIXME: should be a checkbox only
1200         lyxserverDirED->setText(toqstr(external_path(rc.lyxpipes)));
1201 }
1202
1203
1204 void PrefPaths::selectExampledir()
1205 {
1206         QString file = browseDir(internalPath(exampleDirED->text()),
1207                 qt_("Select directory for example files"));
1208         if (!file.isEmpty())
1209                 exampleDirED->setText(file);
1210 }
1211
1212
1213 void PrefPaths::selectTemplatedir()
1214 {
1215         QString file = browseDir(internalPath(templateDirED->text()),
1216                 qt_("Select a document templates directory"));
1217         if (!file.isEmpty())
1218                 templateDirED->setText(file);
1219 }
1220
1221
1222 void PrefPaths::selectTempdir()
1223 {
1224         QString file = browseDir(internalPath(tempDirED->text()),
1225                 qt_("Select a temporary directory"));
1226         if (!file.isEmpty())
1227                 tempDirED->setText(file);
1228 }
1229
1230
1231 void PrefPaths::selectBackupdir()
1232 {
1233         QString file = browseDir(internalPath(backupDirED->text()),
1234                 qt_("Select a backups directory"));
1235         if (!file.isEmpty())
1236                 backupDirED->setText(file);
1237 }
1238
1239
1240 void PrefPaths::selectWorkingdir()
1241 {
1242         QString file = browseDir(internalPath(workingDirED->text()),
1243                 qt_("Select a document directory"));
1244         if (!file.isEmpty())
1245                 workingDirED->setText(file);
1246 }
1247
1248
1249 void PrefPaths::selectThesaurusdir()
1250 {
1251         QString file = browseDir(internalPath(thesaurusDirED->text()),
1252                 qt_("Set the path to the thesaurus dictionaries"));
1253         if (!file.isEmpty())
1254                 thesaurusDirED->setText(file);
1255 }
1256
1257
1258 void PrefPaths::selectHunspelldir()
1259 {
1260         QString file = browseDir(internalPath(hunspellDirED->text()),
1261                 qt_("Set the path to the Hunspell dictionaries"));
1262         if (!file.isEmpty())
1263                 hunspellDirED->setText(file);
1264 }
1265
1266
1267 void PrefPaths::selectLyxPipe()
1268 {
1269         QString file = form_->browse(internalPath(lyxserverDirED->text()),
1270                 qt_("Give a filename for the LyX server pipe"));
1271         if (!file.isEmpty())
1272                 lyxserverDirED->setText(file);
1273 }
1274
1275
1276 /////////////////////////////////////////////////////////////////////
1277 //
1278 // PrefSpellchecker
1279 //
1280 /////////////////////////////////////////////////////////////////////
1281
1282 PrefSpellchecker::PrefSpellchecker(GuiPreferences * form)
1283         : PrefModule(qt_(catLanguage), qt_("Spellchecker"), form)
1284 {
1285         setupUi(this);
1286
1287         spellcheckerCB->addItem("aspell");
1288         spellcheckerCB->addItem("hunspell");
1289
1290         connect(spellcheckerCB, SIGNAL(currentIndexChanged(int)),
1291                 this, SIGNAL(changed()));
1292         connect(altLanguageED, SIGNAL(textChanged(QString)),
1293                 this, SIGNAL(changed()));
1294         connect(escapeCharactersED, SIGNAL(textChanged(QString)),
1295                 this, SIGNAL(changed()));
1296         connect(compoundWordCB, SIGNAL(clicked()),
1297                 this, SIGNAL(changed()));
1298         connect(spellcheckContinuouslyCB, SIGNAL(clicked()),
1299                 this, SIGNAL(changed()));
1300 }
1301
1302
1303 void PrefSpellchecker::apply(LyXRC & rc) const
1304 {
1305         rc.spellchecker = fromqstr(spellcheckerCB->currentText());
1306         rc.spellchecker_alt_lang = fromqstr(altLanguageED->text());
1307         rc.spellchecker_esc_chars = fromqstr(escapeCharactersED->text());
1308         rc.spellchecker_accept_compound = compoundWordCB->isChecked();
1309         rc.spellcheck_continuously = spellcheckContinuouslyCB->isChecked();
1310 }
1311
1312
1313 void PrefSpellchecker::update(LyXRC const & rc)
1314 {
1315         spellcheckerCB->setCurrentIndex(spellcheckerCB->findText(
1316                 toqstr(rc.spellchecker)));
1317         altLanguageED->setText(toqstr(rc.spellchecker_alt_lang));
1318         escapeCharactersED->setText(toqstr(rc.spellchecker_esc_chars));
1319         compoundWordCB->setChecked(rc.spellchecker_accept_compound);
1320         spellcheckContinuouslyCB->setChecked(rc.spellcheck_continuously);
1321 }
1322
1323
1324
1325 /////////////////////////////////////////////////////////////////////
1326 //
1327 // PrefConverters
1328 //
1329 /////////////////////////////////////////////////////////////////////
1330
1331
1332 PrefConverters::PrefConverters(GuiPreferences * form)
1333         : PrefModule(qt_(catFiles), qt_("Converters"), form)
1334 {
1335         setupUi(this);
1336
1337         connect(converterNewPB, SIGNAL(clicked()),
1338                 this, SLOT(updateConverter()));
1339         connect(converterRemovePB, SIGNAL(clicked()),
1340                 this, SLOT(removeConverter()));
1341         connect(converterModifyPB, SIGNAL(clicked()),
1342                 this, SLOT(updateConverter()));
1343         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1344                 this, SLOT(switchConverter()));
1345         connect(converterFromCO, SIGNAL(activated(QString)),
1346                 this, SLOT(changeConverter()));
1347         connect(converterToCO, SIGNAL(activated(QString)),
1348                 this, SLOT(changeConverter()));
1349         connect(converterED, SIGNAL(textEdited(QString)),
1350                 this, SLOT(changeConverter()));
1351         connect(converterFlagED, SIGNAL(textEdited(QString)),
1352                 this, SLOT(changeConverter()));
1353         connect(converterNewPB, SIGNAL(clicked()),
1354                 this, SIGNAL(changed()));
1355         connect(converterRemovePB, SIGNAL(clicked()),
1356                 this, SIGNAL(changed()));
1357         connect(converterModifyPB, SIGNAL(clicked()),
1358                 this, SIGNAL(changed()));
1359         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1360                 this, SIGNAL(changed()));
1361
1362         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1363         //converterDefGB->setFocusProxy(convertersLW);
1364 }
1365
1366
1367 void PrefConverters::apply(LyXRC & rc) const
1368 {
1369         rc.use_converter_cache = cacheCB->isChecked();
1370         rc.converter_cache_maxage = int(widgetToDouble(maxAgeLE) * 86400.0);
1371 }
1372
1373
1374 void PrefConverters::update(LyXRC const & rc)
1375 {
1376         cacheCB->setChecked(rc.use_converter_cache);
1377         QString max_age;
1378         doubleToWidget(maxAgeLE, (double(rc.converter_cache_maxage) / 86400.0), 'g', 6);
1379         updateGui();
1380 }
1381
1382
1383 void PrefConverters::updateGui()
1384 {
1385         form_->formats().sort();
1386         form_->converters().update(form_->formats());
1387         // save current selection
1388         QString current = converterFromCO->currentText()
1389                 + " -> " + converterToCO->currentText();
1390
1391         converterFromCO->clear();
1392         converterToCO->clear();
1393
1394         Formats::const_iterator cit = form_->formats().begin();
1395         Formats::const_iterator end = form_->formats().end();
1396         for (; cit != end; ++cit) {
1397                 converterFromCO->addItem(qt_(cit->prettyname()));
1398                 converterToCO->addItem(qt_(cit->prettyname()));
1399         }
1400
1401         // currentRowChanged(int) is also triggered when updating the listwidget
1402         // block signals to avoid unnecessary calls to switchConverter()
1403         convertersLW->blockSignals(true);
1404         convertersLW->clear();
1405
1406         Converters::const_iterator ccit = form_->converters().begin();
1407         Converters::const_iterator cend = form_->converters().end();
1408         for (; ccit != cend; ++ccit) {
1409                 QString const name =
1410                         qt_(ccit->From->prettyname()) + " -> " + qt_(ccit->To->prettyname());
1411                 int type = form_->converters().getNumber(ccit->From->name(), ccit->To->name());
1412                 new QListWidgetItem(name, convertersLW, type);
1413         }
1414         convertersLW->sortItems(Qt::AscendingOrder);
1415         convertersLW->blockSignals(false);
1416
1417         // restore selection
1418         if (!current.isEmpty()) {
1419                 QList<QListWidgetItem *> const item =
1420                         convertersLW->findItems(current, Qt::MatchExactly);
1421                 if (!item.isEmpty())
1422                         convertersLW->setCurrentItem(item.at(0));
1423         }
1424
1425         // select first element if restoring failed
1426         if (convertersLW->currentRow() == -1)
1427                 convertersLW->setCurrentRow(0);
1428
1429         updateButtons();
1430 }
1431
1432
1433 void PrefConverters::switchConverter()
1434 {
1435         int const cnr = convertersLW->currentItem()->type();
1436         Converter const & c(form_->converters().get(cnr));
1437         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from));
1438         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to));
1439         converterED->setText(toqstr(c.command));
1440         converterFlagED->setText(toqstr(c.flags));
1441
1442         updateButtons();
1443 }
1444
1445
1446 void PrefConverters::changeConverter()
1447 {
1448         updateButtons();
1449 }
1450
1451
1452 void PrefConverters::updateButtons()
1453 {
1454         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1455         Format const & to = form_->formats().get(converterToCO->currentIndex());
1456         int const sel = form_->converters().getNumber(from.name(), to.name());
1457         bool const known = sel >= 0;
1458         bool const valid = !(converterED->text().isEmpty()
1459                 || from.name() == to.name());
1460
1461         int const cnr = convertersLW->currentItem()->type();
1462         Converter const & c = form_->converters().get(cnr);
1463         string const old_command = c.command;
1464         string const old_flag = c.flags;
1465         string const new_command = fromqstr(converterED->text());
1466         string const new_flag = fromqstr(converterFlagED->text());
1467
1468         bool modified = (old_command != new_command || old_flag != new_flag);
1469
1470         converterModifyPB->setEnabled(valid && known && modified);
1471         converterNewPB->setEnabled(valid && !known);
1472         converterRemovePB->setEnabled(known);
1473
1474         maxAgeLE->setEnabled(cacheCB->isChecked());
1475         maxAgeLA->setEnabled(cacheCB->isChecked());
1476 }
1477
1478
1479 // FIXME: user must
1480 // specify unique from/to or it doesn't appear. This is really bad UI
1481 // this is why we can use the same function for both new and modify
1482 void PrefConverters::updateConverter()
1483 {
1484         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1485         Format const & to = form_->formats().get(converterToCO->currentIndex());
1486         string const flags = fromqstr(converterFlagED->text());
1487         string const command = fromqstr(converterED->text());
1488
1489         Converter const * old =
1490                 form_->converters().getConverter(from.name(), to.name());
1491         form_->converters().add(from.name(), to.name(), command, flags);
1492
1493         if (!old)
1494                 form_->converters().updateLast(form_->formats());
1495
1496         updateGui();
1497
1498         // Remove all files created by this converter from the cache, since
1499         // the modified converter might create different files.
1500         ConverterCache::get().remove_all(from.name(), to.name());
1501 }
1502
1503
1504 void PrefConverters::removeConverter()
1505 {
1506         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1507         Format const & to = form_->formats().get(converterToCO->currentIndex());
1508         form_->converters().erase(from.name(), to.name());
1509
1510         updateGui();
1511
1512         // Remove all files created by this converter from the cache, since
1513         // a possible new converter might create different files.
1514         ConverterCache::get().remove_all(from.name(), to.name());
1515 }
1516
1517
1518 void PrefConverters::on_cacheCB_stateChanged(int state)
1519 {
1520         maxAgeLE->setEnabled(state == Qt::Checked);
1521         maxAgeLA->setEnabled(state == Qt::Checked);
1522         changed();
1523 }
1524
1525
1526 /////////////////////////////////////////////////////////////////////
1527 //
1528 // FormatValidator
1529 //
1530 /////////////////////////////////////////////////////////////////////
1531
1532 class FormatValidator : public QValidator
1533 {
1534 public:
1535         FormatValidator(QWidget *, Formats const & f);
1536         void fixup(QString & input) const;
1537         QValidator::State validate(QString & input, int & pos) const;
1538 private:
1539         virtual QString toString(Format const & format) const = 0;
1540         int nr() const;
1541         Formats const & formats_;
1542 };
1543
1544
1545 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1546         : QValidator(parent), formats_(f)
1547 {
1548 }
1549
1550
1551 void FormatValidator::fixup(QString & input) const
1552 {
1553         Formats::const_iterator cit = formats_.begin();
1554         Formats::const_iterator end = formats_.end();
1555         for (; cit != end; ++cit) {
1556                 QString const name = toString(*cit);
1557                 if (distance(formats_.begin(), cit) == nr()) {
1558                         input = name;
1559                         return;
1560                 }
1561         }
1562 }
1563
1564
1565 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1566 {
1567         Formats::const_iterator cit = formats_.begin();
1568         Formats::const_iterator end = formats_.end();
1569         bool unknown = true;
1570         for (; unknown && cit != end; ++cit) {
1571                 QString const name = toString(*cit);
1572                 if (distance(formats_.begin(), cit) != nr())
1573                         unknown = name != input;
1574         }
1575
1576         if (unknown && !input.isEmpty())
1577                 return QValidator::Acceptable;
1578         else
1579                 return QValidator::Intermediate;
1580 }
1581
1582
1583 int FormatValidator::nr() const
1584 {
1585         QComboBox * p = qobject_cast<QComboBox *>(parent());
1586         return p->itemData(p->currentIndex()).toInt();
1587 }
1588
1589
1590 /////////////////////////////////////////////////////////////////////
1591 //
1592 // FormatNameValidator
1593 //
1594 /////////////////////////////////////////////////////////////////////
1595
1596 class FormatNameValidator : public FormatValidator
1597 {
1598 public:
1599         FormatNameValidator(QWidget * parent, Formats const & f)
1600                 : FormatValidator(parent, f)
1601         {}
1602 private:
1603         QString toString(Format const & format) const
1604         {
1605                 return toqstr(format.name());
1606         }
1607 };
1608
1609
1610 /////////////////////////////////////////////////////////////////////
1611 //
1612 // FormatPrettynameValidator
1613 //
1614 /////////////////////////////////////////////////////////////////////
1615
1616 class FormatPrettynameValidator : public FormatValidator
1617 {
1618 public:
1619         FormatPrettynameValidator(QWidget * parent, Formats const & f)
1620                 : FormatValidator(parent, f)
1621         {}
1622 private:
1623         QString toString(Format const & format) const
1624         {
1625                 return qt_(format.prettyname());
1626         }
1627 };
1628
1629
1630 /////////////////////////////////////////////////////////////////////
1631 //
1632 // PrefFileformats
1633 //
1634 /////////////////////////////////////////////////////////////////////
1635
1636 PrefFileformats::PrefFileformats(GuiPreferences * form)
1637         : PrefModule(qt_(catFiles), qt_("File formats"), form)
1638 {
1639         setupUi(this);
1640         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1641         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1642
1643         connect(documentCB, SIGNAL(clicked()),
1644                 this, SLOT(setFlags()));
1645         connect(vectorCB, SIGNAL(clicked()),
1646                 this, SLOT(setFlags()));
1647         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1648                 this, SLOT(updatePrettyname()));
1649         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1650                 this, SIGNAL(changed()));
1651         connect(defaultFormatCB, SIGNAL(activated(QString)),
1652                 this, SIGNAL(changed()));
1653         connect(viewerCO, SIGNAL(activated(int)),
1654                 this, SIGNAL(changed()));
1655         connect(editorCO, SIGNAL(activated(int)),
1656                 this, SIGNAL(changed()));
1657 }
1658
1659
1660 namespace {
1661
1662 string const l10n_shortcut(string const prettyname, string const shortcut)
1663 {
1664         if (shortcut.empty())
1665                 return string();
1666
1667         string l10n_format =
1668                 to_utf8(_(prettyname + '|' + shortcut));
1669         return split(l10n_format, '|');
1670 }
1671
1672 }; // namespace anon
1673
1674
1675 void PrefFileformats::apply(LyXRC & rc) const
1676 {
1677         QString const default_format = defaultFormatCB->itemData(
1678                 defaultFormatCB->currentIndex()).toString();
1679         rc.default_view_format = fromqstr(default_format);
1680 }
1681
1682
1683 void PrefFileformats::update(LyXRC const & rc)
1684 {
1685         viewer_alternatives = rc.viewer_alternatives;
1686         editor_alternatives = rc.editor_alternatives;
1687         bool const init = defaultFormatCB->currentText().isEmpty();
1688         updateView();
1689         if (init) {
1690                 int const pos =
1691                         defaultFormatCB->findData(toqstr(rc.default_view_format));
1692                 defaultFormatCB->setCurrentIndex(pos);
1693         }
1694 }
1695
1696
1697 void PrefFileformats::updateView()
1698 {
1699         QString const current = formatsCB->currentText();
1700         QString const current_def = defaultFormatCB->currentText();
1701
1702         // update comboboxes with formats
1703         formatsCB->blockSignals(true);
1704         defaultFormatCB->blockSignals(true);
1705         formatsCB->clear();
1706         defaultFormatCB->clear();
1707         form_->formats().sort();
1708         Formats::const_iterator cit = form_->formats().begin();
1709         Formats::const_iterator end = form_->formats().end();
1710         for (; cit != end; ++cit) {
1711                 formatsCB->addItem(qt_(cit->prettyname()),
1712                                 QVariant(form_->formats().getNumber(cit->name())));
1713                 if (form_->converters().isReachable("latex", cit->name())
1714                     || form_->converters().isReachable("pdflatex", cit->name()))
1715                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1716                                         QVariant(toqstr(cit->name())));
1717         }
1718
1719         // restore selection
1720         int item = formatsCB->findText(current, Qt::MatchExactly);
1721         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
1722         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
1723         item = defaultFormatCB->findText(current_def, Qt::MatchExactly);
1724         defaultFormatCB->setCurrentIndex(item < 0 ? 0 : item);
1725         formatsCB->blockSignals(false);
1726         defaultFormatCB->blockSignals(false);
1727 }
1728
1729
1730 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
1731 {
1732         int const nr = formatsCB->itemData(i).toInt();
1733         Format const f = form_->formats().get(nr);
1734
1735         formatED->setText(toqstr(f.name()));
1736         copierED->setText(toqstr(form_->movers().command(f.name())));
1737         extensionED->setText(toqstr(f.extension()));
1738         shortcutED->setText(
1739                 toqstr(l10n_shortcut(f.prettyname(), f.shortcut())));
1740         documentCB->setChecked((f.documentFormat()));
1741         vectorCB->setChecked((f.vectorFormat()));
1742         updateViewers();
1743         updateEditors();
1744 }
1745
1746
1747 void PrefFileformats::setFlags()
1748 {
1749         int flags = Format::none;
1750         if (documentCB->isChecked())
1751                 flags |= Format::document;
1752         if (vectorCB->isChecked())
1753                 flags |= Format::vector;
1754         currentFormat().setFlags(flags);
1755         changed();
1756 }
1757
1758
1759 void PrefFileformats::on_copierED_textEdited(const QString & s)
1760 {
1761         string const fmt = fromqstr(formatED->text());
1762         form_->movers().set(fmt, fromqstr(s));
1763         changed();
1764 }
1765
1766
1767 void PrefFileformats::on_extensionED_textEdited(const QString & s)
1768 {
1769         currentFormat().setExtension(fromqstr(s));
1770         changed();
1771 }
1772
1773 void PrefFileformats::on_viewerED_textEdited(const QString & s)
1774 {
1775         currentFormat().setViewer(fromqstr(s));
1776         changed();
1777 }
1778
1779
1780 void PrefFileformats::on_editorED_textEdited(const QString & s)
1781 {
1782         currentFormat().setEditor(fromqstr(s));
1783         changed();
1784 }
1785
1786
1787 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
1788 {
1789         string const new_shortcut = fromqstr(s);
1790         if (new_shortcut == l10n_shortcut(currentFormat().prettyname(),
1791                                           currentFormat().shortcut()))
1792                 return;
1793         currentFormat().setShortcut(new_shortcut);
1794         changed();
1795 }
1796
1797
1798 void PrefFileformats::on_formatED_editingFinished()
1799 {
1800         string const newname = fromqstr(formatED->displayText());
1801         if (newname == currentFormat().name())
1802                 return;
1803
1804         currentFormat().setName(newname);
1805         changed();
1806 }
1807
1808
1809 void PrefFileformats::on_formatED_textChanged(const QString &)
1810 {
1811         QString t = formatED->text();
1812         int p = 0;
1813         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
1814         setValid(formatLA, valid);
1815 }
1816
1817
1818 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
1819 {
1820         QString t = formatsCB->currentText();
1821         int p = 0;
1822         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
1823         setValid(formatsLA, valid);
1824 }
1825
1826
1827 void PrefFileformats::updatePrettyname()
1828 {
1829         QString const newname = formatsCB->currentText();
1830         if (newname == qt_(currentFormat().prettyname()))
1831                 return;
1832
1833         currentFormat().setPrettyname(fromqstr(newname));
1834         formatsChanged();
1835         updateView();
1836         changed();
1837 }
1838
1839
1840 namespace {
1841         void updateComboBox(LyXRC::Alternatives const & alts,
1842                             string const & fmt, QComboBox * combo)
1843         {
1844                 LyXRC::Alternatives::const_iterator it =
1845                                 alts.find(fmt);
1846                 if (it != alts.end()) {
1847                         LyXRC::CommandSet const & cmds = it->second;
1848                         LyXRC::CommandSet::const_iterator sit =
1849                                         cmds.begin();
1850                         LyXRC::CommandSet::const_iterator const sen =
1851                                         cmds.end();
1852                         for (; sit != sen; ++sit) {
1853                                 QString const qcmd = toqstr(*sit);
1854                                 combo->addItem(qcmd, qcmd);
1855                         }
1856                 }
1857         }
1858 }
1859
1860
1861 void PrefFileformats::updateViewers()
1862 {
1863         Format const f = currentFormat();
1864         viewerCO->blockSignals(true);
1865         viewerCO->clear();
1866         viewerCO->addItem(qt_("None"), QString());
1867         updateComboBox(viewer_alternatives, f.name(), viewerCO);
1868         viewerCO->addItem(qt_("Custom"), QString("custom viewer"));
1869         viewerCO->blockSignals(false);
1870
1871         int pos = viewerCO->findData(toqstr(f.viewer()));
1872         if (pos != -1) {
1873                 viewerED->clear();
1874                 viewerED->setEnabled(false);
1875                 viewerCO->setCurrentIndex(pos);
1876         } else {
1877                 viewerED->setEnabled(true);
1878                 viewerED->setText(toqstr(f.viewer()));
1879                 viewerCO->setCurrentIndex(viewerCO->findData(toqstr("custom viewer")));
1880         }
1881 }
1882
1883
1884 void PrefFileformats::updateEditors()
1885 {
1886         Format const f = currentFormat();
1887         editorCO->blockSignals(true);
1888         editorCO->clear();
1889         editorCO->addItem(qt_("None"), QString());
1890         updateComboBox(editor_alternatives, f.name(), editorCO);
1891         editorCO->addItem(qt_("Custom"), QString("custom editor"));
1892         editorCO->blockSignals(false);
1893
1894         int pos = editorCO->findData(toqstr(f.editor()));
1895         if (pos != -1) {
1896                 editorED->clear();
1897                 editorED->setEnabled(false);
1898                 editorCO->setCurrentIndex(pos);
1899         } else {
1900                 editorED->setEnabled(true);
1901                 editorED->setText(toqstr(f.editor()));
1902                 editorCO->setCurrentIndex(editorCO->findData(toqstr("custom editor")));
1903         }
1904 }
1905
1906
1907 void PrefFileformats::on_viewerCO_currentIndexChanged(int i)
1908 {
1909         bool const custom = viewerCO->itemData(i).toString() == "custom viewer";
1910         viewerED->setEnabled(custom);
1911         if (!custom)
1912                 currentFormat().setViewer(fromqstr(viewerCO->itemData(i).toString()));
1913 }
1914
1915
1916 void PrefFileformats::on_editorCO_currentIndexChanged(int i)
1917 {
1918         bool const custom = editorCO->itemData(i).toString() == "custom editor";
1919         editorED->setEnabled(custom);
1920         if (!custom)
1921                 currentFormat().setEditor(fromqstr(editorCO->itemData(i).toString()));
1922 }
1923
1924
1925 Format & PrefFileformats::currentFormat()
1926 {
1927         int const i = formatsCB->currentIndex();
1928         int const nr = formatsCB->itemData(i).toInt();
1929         return form_->formats().get(nr);
1930 }
1931
1932
1933 void PrefFileformats::on_formatNewPB_clicked()
1934 {
1935         form_->formats().add("", "", "", "", "", "", Format::none);
1936         updateView();
1937         formatsCB->setCurrentIndex(0);
1938         formatsCB->setFocus(Qt::OtherFocusReason);
1939 }
1940
1941
1942 void PrefFileformats::on_formatRemovePB_clicked()
1943 {
1944         int const i = formatsCB->currentIndex();
1945         int const nr = formatsCB->itemData(i).toInt();
1946         string const current_text = form_->formats().get(nr).name();
1947         if (form_->converters().formatIsUsed(current_text)) {
1948                 Alert::error(_("Format in use"),
1949                              _("Cannot remove a Format used by a Converter. "
1950                                             "Remove the converter first."));
1951                 return;
1952         }
1953
1954         form_->formats().erase(current_text);
1955         formatsChanged();
1956         updateView();
1957         on_formatsCB_editTextChanged(formatsCB->currentText());
1958         changed();
1959 }
1960
1961
1962 /////////////////////////////////////////////////////////////////////
1963 //
1964 // PrefLanguage
1965 //
1966 /////////////////////////////////////////////////////////////////////
1967
1968 PrefLanguage::PrefLanguage(GuiPreferences * form)
1969         : PrefModule(qt_(catLanguage), qt_("Language"), form)
1970 {
1971         setupUi(this);
1972
1973         connect(rtlGB, SIGNAL(clicked()),
1974                 this, SIGNAL(changed()));
1975         connect(visualCursorRB, SIGNAL(clicked()),
1976                 this, SIGNAL(changed()));
1977         connect(logicalCursorRB, SIGNAL(clicked()),
1978                 this, SIGNAL(changed()));
1979         connect(markForeignCB, SIGNAL(clicked()),
1980                 this, SIGNAL(changed()));
1981         connect(autoBeginCB, SIGNAL(clicked()),
1982                 this, SIGNAL(changed()));
1983         connect(autoEndCB, SIGNAL(clicked()),
1984                 this, SIGNAL(changed()));
1985         connect(useBabelCB, SIGNAL(clicked()),
1986                 this, SIGNAL(changed()));
1987         connect(globalCB, SIGNAL(clicked()),
1988                 this, SIGNAL(changed()));
1989         connect(languagePackageED, SIGNAL(textChanged(QString)),
1990                 this, SIGNAL(changed()));
1991         connect(startCommandED, SIGNAL(textChanged(QString)),
1992                 this, SIGNAL(changed()));
1993         connect(endCommandED, SIGNAL(textChanged(QString)),
1994                 this, SIGNAL(changed()));
1995         connect(uiLanguageCO, SIGNAL(activated(int)),
1996                 this, SIGNAL(changed()));
1997
1998         uiLanguageCO->clear();
1999
2000         QAbstractItemModel * language_model = guiApp->languageModel();
2001         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
2002         language_model->sort(0);
2003
2004         // FIXME: This is wrong, we need filter this list based on the available
2005         // translation.
2006         uiLanguageCO->blockSignals(true);
2007         uiLanguageCO->addItem(qt_("Default"), toqstr("auto"));
2008         for (int i = 0; i != language_model->rowCount(); ++i) {
2009                 QModelIndex index = language_model->index(i, 0);
2010                 uiLanguageCO->addItem(index.data(Qt::DisplayRole).toString(),
2011                         index.data(Qt::UserRole).toString());
2012         }
2013         uiLanguageCO->blockSignals(false);
2014 }
2015
2016
2017 void PrefLanguage::on_uiLanguageCO_currentIndexChanged(int)
2018 {
2019          QMessageBox::information(this, qt_("LyX needs to be restarted!"),
2020                  qt_("The change of user interface language will be fully "
2021                  "effective only after a restart."));
2022 }
2023
2024
2025 void PrefLanguage::apply(LyXRC & rc) const
2026 {
2027         // FIXME: remove rtl_support bool
2028         rc.rtl_support = rtlGB->isChecked();
2029         rc.visual_cursor = rtlGB->isChecked() && visualCursorRB->isChecked();
2030         rc.mark_foreign_language = markForeignCB->isChecked();
2031         rc.language_auto_begin = autoBeginCB->isChecked();
2032         rc.language_auto_end = autoEndCB->isChecked();
2033         rc.language_use_babel = useBabelCB->isChecked();
2034         rc.language_global_options = globalCB->isChecked();
2035         rc.language_package = fromqstr(languagePackageED->text());
2036         rc.language_command_begin = fromqstr(startCommandED->text());
2037         rc.language_command_end = fromqstr(endCommandED->text());
2038         rc.gui_language = fromqstr(
2039                 uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
2040 }
2041
2042
2043 void PrefLanguage::update(LyXRC const & rc)
2044 {
2045         // FIXME: remove rtl_support bool
2046         rtlGB->setChecked(rc.rtl_support);
2047         if (rc.visual_cursor)
2048                 visualCursorRB->setChecked(true);
2049         else
2050                 logicalCursorRB->setChecked(true);
2051         markForeignCB->setChecked(rc.mark_foreign_language);
2052         autoBeginCB->setChecked(rc.language_auto_begin);
2053         autoEndCB->setChecked(rc.language_auto_end);
2054         useBabelCB->setChecked(rc.language_use_babel);
2055         globalCB->setChecked(rc.language_global_options);
2056         languagePackageED->setText(toqstr(rc.language_package));
2057         startCommandED->setText(toqstr(rc.language_command_begin));
2058         endCommandED->setText(toqstr(rc.language_command_end));
2059
2060         int pos = uiLanguageCO->findData(toqstr(rc.gui_language));
2061         uiLanguageCO->blockSignals(true);
2062         uiLanguageCO->setCurrentIndex(pos);
2063         uiLanguageCO->blockSignals(false);
2064 }
2065
2066
2067 /////////////////////////////////////////////////////////////////////
2068 //
2069 // PrefPrinter
2070 //
2071 /////////////////////////////////////////////////////////////////////
2072
2073 PrefPrinter::PrefPrinter(GuiPreferences * form)
2074         : PrefModule(qt_(catOutput), qt_("Printer"), form)
2075 {
2076         setupUi(this);
2077
2078         connect(printerAdaptCB, SIGNAL(clicked()),
2079                 this, SIGNAL(changed()));
2080         connect(printerCommandED, SIGNAL(textChanged(QString)),
2081                 this, SIGNAL(changed()));
2082         connect(printerNameED, SIGNAL(textChanged(QString)),
2083                 this, SIGNAL(changed()));
2084         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
2085                 this, SIGNAL(changed()));
2086         connect(printerCopiesED, SIGNAL(textChanged(QString)),
2087                 this, SIGNAL(changed()));
2088         connect(printerReverseED, SIGNAL(textChanged(QString)),
2089                 this, SIGNAL(changed()));
2090         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
2091                 this, SIGNAL(changed()));
2092         connect(printerExtensionED, SIGNAL(textChanged(QString)),
2093                 this, SIGNAL(changed()));
2094         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
2095                 this, SIGNAL(changed()));
2096         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
2097                 this, SIGNAL(changed()));
2098         connect(printerEvenED, SIGNAL(textChanged(QString)),
2099                 this, SIGNAL(changed()));
2100         connect(printerOddED, SIGNAL(textChanged(QString)),
2101                 this, SIGNAL(changed()));
2102         connect(printerCollatedED, SIGNAL(textChanged(QString)),
2103                 this, SIGNAL(changed()));
2104         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
2105                 this, SIGNAL(changed()));
2106         connect(printerToFileED, SIGNAL(textChanged(QString)),
2107                 this, SIGNAL(changed()));
2108         connect(printerExtraED, SIGNAL(textChanged(QString)),
2109                 this, SIGNAL(changed()));
2110         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
2111                 this, SIGNAL(changed()));
2112         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
2113                 this, SIGNAL(changed()));
2114 }
2115
2116
2117 void PrefPrinter::apply(LyXRC & rc) const
2118 {
2119         rc.print_adapt_output = printerAdaptCB->isChecked();
2120         rc.print_command = fromqstr(printerCommandED->text());
2121         rc.printer = fromqstr(printerNameED->text());
2122
2123         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
2124         rc.print_copies_flag = fromqstr(printerCopiesED->text());
2125         rc.print_reverse_flag = fromqstr(printerReverseED->text());
2126         rc.print_to_printer = fromqstr(printerToPrinterED->text());
2127         rc.print_file_extension = fromqstr(printerExtensionED->text());
2128         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
2129         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
2130         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
2131         rc.print_oddpage_flag = fromqstr(printerOddED->text());
2132         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
2133         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
2134         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
2135         rc.print_extra_options = fromqstr(printerExtraED->text());
2136         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
2137         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
2138 }
2139
2140
2141 void PrefPrinter::update(LyXRC const & rc)
2142 {
2143         printerAdaptCB->setChecked(rc.print_adapt_output);
2144         printerCommandED->setText(toqstr(rc.print_command));
2145         printerNameED->setText(toqstr(rc.printer));
2146
2147         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
2148         printerCopiesED->setText(toqstr(rc.print_copies_flag));
2149         printerReverseED->setText(toqstr(rc.print_reverse_flag));
2150         printerToPrinterED->setText(toqstr(rc.print_to_printer));
2151         printerExtensionED->setText(toqstr(rc.print_file_extension));
2152         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
2153         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
2154         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
2155         printerOddED->setText(toqstr(rc.print_oddpage_flag));
2156         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
2157         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
2158         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
2159         printerExtraED->setText(toqstr(rc.print_extra_options));
2160         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
2161         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
2162 }
2163
2164
2165 /////////////////////////////////////////////////////////////////////
2166 //
2167 // PrefUserInterface
2168 //
2169 /////////////////////////////////////////////////////////////////////
2170
2171 PrefUserInterface::PrefUserInterface(GuiPreferences * form)
2172         : PrefModule(qt_(catLookAndFeel), qt_("User interface"), form)
2173 {
2174         setupUi(this);
2175
2176         connect(autoSaveCB, SIGNAL(toggled(bool)),
2177                 autoSaveSB, SLOT(setEnabled(bool)));
2178         connect(autoSaveCB, SIGNAL(toggled(bool)),
2179                 TextLabel1, SLOT(setEnabled(bool)));
2180         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
2181                 this, SIGNAL(changed()));
2182 #if QT_VERSION < 0x040500
2183         singleCloseTabButtonCB->setEnabled(false);
2184 #endif
2185         connect(singleCloseTabButtonCB, SIGNAL(clicked()),
2186                 this, SIGNAL(changed()));
2187         connect(uiFilePB, SIGNAL(clicked()),
2188                 this, SLOT(selectUi()));
2189         connect(uiFileED, SIGNAL(textChanged(QString)),
2190                 this, SIGNAL(changed()));
2191         connect(restoreCursorCB, SIGNAL(clicked()),
2192                 this, SIGNAL(changed()));
2193         connect(loadSessionCB, SIGNAL(clicked()),
2194                 this, SIGNAL(changed()));
2195         connect(allowGeometrySessionCB, SIGNAL(clicked()),
2196                 this, SIGNAL(changed()));
2197         connect(autoSaveSB, SIGNAL(valueChanged(int)),
2198                 this, SIGNAL(changed()));
2199         connect(autoSaveCB, SIGNAL(clicked()),
2200                 this, SIGNAL(changed()));
2201         connect(backupCB, SIGNAL(clicked()),
2202                 this, SIGNAL(changed()));
2203         connect(lastfilesSB, SIGNAL(valueChanged(int)),
2204                 this, SIGNAL(changed()));
2205         connect(tooltipCB, SIGNAL(toggled(bool)),
2206                 this, SIGNAL(changed()));
2207         lastfilesSB->setMaximum(maxlastfiles);
2208 }
2209
2210
2211 void PrefUserInterface::apply(LyXRC & rc) const
2212 {
2213         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
2214         rc.use_lastfilepos = restoreCursorCB->isChecked();
2215         rc.load_session = loadSessionCB->isChecked();
2216         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
2217         rc.autosave = autoSaveCB->isChecked()?  autoSaveSB->value() * 60 : 0;
2218         rc.make_backup = backupCB->isChecked();
2219         rc.num_lastfiles = lastfilesSB->value();
2220         rc.use_tooltip = tooltipCB->isChecked();
2221         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
2222         rc.single_close_tab_button = singleCloseTabButtonCB->isChecked();
2223 #if QT_VERSION < 0x040500
2224         rc.single_close_tab_button = true;
2225 #endif
2226 }
2227
2228
2229 void PrefUserInterface::update(LyXRC const & rc)
2230 {
2231         uiFileED->setText(toqstr(external_path(rc.ui_file)));
2232         restoreCursorCB->setChecked(rc.use_lastfilepos);
2233         loadSessionCB->setChecked(rc.load_session);
2234         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
2235         // convert to minutes
2236         bool autosave = rc.autosave > 0;
2237         int mins = rc.autosave / 60;
2238         if (!mins)
2239                 mins = 5;
2240         autoSaveSB->setValue(mins);
2241         autoSaveCB->setChecked(autosave);
2242         autoSaveSB->setEnabled(autosave);
2243         backupCB->setChecked(rc.make_backup);
2244         lastfilesSB->setValue(rc.num_lastfiles);
2245         tooltipCB->setChecked(rc.use_tooltip);
2246         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
2247         singleCloseTabButtonCB->setChecked(rc.single_close_tab_button);
2248 }
2249
2250
2251 void PrefUserInterface::selectUi()
2252 {
2253         QString file = form_->browseUI(internalPath(uiFileED->text()));
2254         if (!file.isEmpty())
2255                 uiFileED->setText(file);
2256 }
2257
2258
2259 void PrefUserInterface::on_clearSessionPB_clicked()
2260 {
2261         guiApp->clearSession();
2262 }
2263
2264
2265
2266 /////////////////////////////////////////////////////////////////////
2267 //
2268 // PrefEdit
2269 //
2270 /////////////////////////////////////////////////////////////////////
2271
2272 PrefEdit::PrefEdit(GuiPreferences * form)
2273         : PrefModule(qt_(catEditing), qt_("Control"), form)
2274 {
2275         setupUi(this);
2276
2277         connect(cursorFollowsCB, SIGNAL(clicked()),
2278                 this, SIGNAL(changed()));
2279         connect(scrollBelowCB, SIGNAL(clicked()),
2280                 this, SIGNAL(changed()));
2281         connect(sortEnvironmentsCB, SIGNAL(clicked()),
2282                 this, SIGNAL(changed()));
2283         connect(groupEnvironmentsCB, SIGNAL(clicked()),
2284                 this, SIGNAL(changed()));
2285         connect(macroEditStyleCO, SIGNAL(activated(int)),
2286                 this, SIGNAL(changed()));
2287         connect(fullscreenLimitGB, SIGNAL(clicked()),
2288                 this, SIGNAL(changed()));
2289         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
2290                 this, SIGNAL(changed()));
2291         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
2292                 this, SIGNAL(changed()));
2293         connect(toggleMenubarCB, SIGNAL(toggled(bool)),
2294                 this, SIGNAL(changed()));
2295         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
2296                 this, SIGNAL(changed()));
2297         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
2298                 this, SIGNAL(changed()));
2299 }
2300
2301
2302 void PrefEdit::apply(LyXRC & rc) const
2303 {
2304         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
2305         rc.scroll_below_document = scrollBelowCB->isChecked();
2306         rc.sort_layouts = sortEnvironmentsCB->isChecked();
2307         rc.group_layouts = groupEnvironmentsCB->isChecked();
2308         switch (macroEditStyleCO->currentIndex()) {
2309                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
2310                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
2311                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
2312         }
2313         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
2314         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
2315         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
2316         rc.full_screen_menubar = toggleMenubarCB->isChecked();
2317         rc.full_screen_width = fullscreenWidthSB->value();
2318         rc.full_screen_limit = fullscreenLimitGB->isChecked();
2319 }
2320
2321
2322 void PrefEdit::update(LyXRC const & rc)
2323 {
2324         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
2325         scrollBelowCB->setChecked(rc.scroll_below_document);
2326         sortEnvironmentsCB->setChecked(rc.sort_layouts);
2327         groupEnvironmentsCB->setChecked(rc.group_layouts);
2328         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
2329         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
2330         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
2331         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
2332         toggleMenubarCB->setChecked(rc.full_screen_menubar);
2333         fullscreenWidthSB->setValue(rc.full_screen_width);
2334         fullscreenLimitGB->setChecked(rc.full_screen_limit);
2335 }
2336
2337
2338 /////////////////////////////////////////////////////////////////////
2339 //
2340 // PrefShortcuts
2341 //
2342 /////////////////////////////////////////////////////////////////////
2343
2344
2345 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
2346 {
2347         Ui::shortcutUi::setupUi(this);
2348         QDialog::setModal(true);
2349 }
2350
2351
2352 PrefShortcuts::PrefShortcuts(GuiPreferences * form)
2353         : PrefModule(qt_(catEditing), qt_("Shortcuts"), form)
2354 {
2355         setupUi(this);
2356
2357         shortcutsTW->setColumnCount(2);
2358         shortcutsTW->headerItem()->setText(0, qt_("Function"));
2359         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
2360         shortcutsTW->setSortingEnabled(true);
2361         // Multi-selection can be annoying.
2362         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
2363
2364         connect(bindFilePB, SIGNAL(clicked()),
2365                 this, SLOT(selectBind()));
2366         connect(bindFileED, SIGNAL(textChanged(QString)),
2367                 this, SIGNAL(changed()));
2368         connect(removePB, SIGNAL(clicked()),
2369                 this, SIGNAL(changed()));
2370
2371         shortcut_ = new GuiShortcutDialog(this);
2372         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
2373         shortcut_bc_.setOK(shortcut_->okPB);
2374         shortcut_bc_.setCancel(shortcut_->cancelPB);
2375
2376         connect(shortcut_->okPB, SIGNAL(clicked()),
2377                 shortcut_, SLOT(accept()));
2378         connect(shortcut_->okPB, SIGNAL(clicked()),
2379                 this, SIGNAL(changed()));
2380         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2381                 shortcut_, SLOT(reject()));
2382         connect(shortcut_->clearPB, SIGNAL(clicked()),
2383                 this, SLOT(shortcutClearPressed()));
2384         connect(shortcut_->removePB, SIGNAL(clicked()),
2385                 this, SLOT(shortcutRemovePressed()));
2386         connect(shortcut_->okPB, SIGNAL(clicked()),
2387                 this, SLOT(shortcutOkPressed()));
2388         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2389                 this, SLOT(shortcutCancelPressed()));
2390 }
2391
2392
2393 void PrefShortcuts::apply(LyXRC & rc) const
2394 {
2395         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
2396         // write user_bind and user_unbind to .lyx/bind/user.bind
2397         FileName bind_dir(addPath(package().user_support().absFilename(), "bind"));
2398         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
2399                 lyxerr << "LyX could not create the user bind directory '"
2400                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2401                 return;
2402         }
2403         if (!bind_dir.isDirWritable()) {
2404                 lyxerr << "LyX could not write to the user bind directory '"
2405                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2406                 return;
2407         }
2408         FileName user_bind_file(bind_dir.absFilename() + "/user.bind");
2409         user_unbind_.write(user_bind_file.toFilesystemEncoding(), false, true);
2410         user_bind_.write(user_bind_file.toFilesystemEncoding(), true, false);
2411         // immediately apply the keybindings. Why this is not done before?
2412         // The good thing is that the menus are updated automatically.
2413         theTopLevelKeymap().clear();
2414         theTopLevelKeymap().read("site");
2415         theTopLevelKeymap().read(rc.bind_file, 0, KeyMap::Fallback);
2416         theTopLevelKeymap().read("user", 0, KeyMap::MissingOK);
2417 }
2418
2419
2420 void PrefShortcuts::update(LyXRC const & rc)
2421 {
2422         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2423         //
2424         system_bind_.clear();
2425         user_bind_.clear();
2426         user_unbind_.clear();
2427         system_bind_.read("site");
2428         system_bind_.read(rc.bind_file);
2429         // \unbind in user.bind is added to user_unbind_
2430         user_bind_.read("user", &user_unbind_, KeyMap::MissingOK);
2431         updateShortcutsTW();
2432 }
2433
2434
2435 void PrefShortcuts::updateShortcutsTW()
2436 {
2437         shortcutsTW->clear();
2438
2439         editItem_ = new QTreeWidgetItem(shortcutsTW);
2440         editItem_->setText(0, qt_("Cursor, Mouse and Editing functions"));
2441         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2442
2443         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2444         mathItem_->setText(0, qt_("Mathematical Symbols"));
2445         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2446
2447         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2448         bufferItem_->setText(0, qt_("Document and Window"));
2449         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2450
2451         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2452         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2453         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2454
2455         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2456         systemItem_->setText(0, qt_("System and Miscellaneous"));
2457         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2458
2459         // listBindings(unbound=true) lists all bound and unbound lfuns
2460         // Items in this list is tagged by its source.
2461         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2462                 KeyMap::System);
2463         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2464                 KeyMap::UserBind);
2465         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2466                 KeyMap::UserUnbind);
2467         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2468                         user_bindinglist.end());
2469         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2470                         user_unbindinglist.end());
2471
2472         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2473         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2474         for (; it != it_end; ++it)
2475                 insertShortcutItem(it->request, it->sequence, KeyMap::ItemType(it->tag));
2476
2477         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2478         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2479         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2480         modifyPB->setEnabled(!items.isEmpty());
2481
2482         shortcutsTW->resizeColumnToContents(0);
2483 }
2484
2485
2486 void PrefShortcuts::setItemType(QTreeWidgetItem * item, KeyMap::ItemType tag)
2487 {
2488         item->setData(0, Qt::UserRole, QVariant(tag));
2489         QFont font;
2490
2491         switch (tag) {
2492         case KeyMap::System:
2493                 break;
2494         case KeyMap::UserBind:
2495                 font.setBold(true);
2496                 break;
2497         case KeyMap::UserUnbind:
2498                 font.setStrikeOut(true);
2499                 break;
2500         // this item is not displayed now.
2501         case KeyMap::UserExtraUnbind:
2502                 font.setStrikeOut(true);
2503                 break;
2504         }
2505
2506         item->setFont(1, font);
2507 }
2508
2509
2510 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2511                 KeySequence const & seq, KeyMap::ItemType tag)
2512 {
2513         FuncCode action = lfun.action;
2514         string const action_name = lyxaction.getActionName(action);
2515         QString const lfun_name = toqstr(from_utf8(action_name)
2516                         + ' ' + lfun.argument());
2517         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2518         KeyMap::ItemType item_tag = tag;
2519
2520         QTreeWidgetItem * newItem = 0;
2521         // for unbind items, try to find an existing item in the system bind list
2522         if (tag == KeyMap::UserUnbind) {
2523                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2524                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2525                 for (int i = 0; i < items.size(); ++i) {
2526                         if (items[i]->text(1) == shortcut)
2527                                 newItem = items[i];
2528                                 break;
2529                         }
2530                 // if not found, this unbind item is KeyMap::UserExtraUnbind
2531                 // Such an item is not displayed to avoid confusion (what is
2532                 // unmatched removed?).
2533                 if (!newItem) {
2534                         item_tag = KeyMap::UserExtraUnbind;
2535                         return 0;
2536                 }
2537         }
2538         if (!newItem) {
2539                 switch(lyxaction.getActionType(action)) {
2540                 case LyXAction::Hidden:
2541                         return 0;
2542                 case LyXAction::Edit:
2543                         newItem = new QTreeWidgetItem(editItem_);
2544                         break;
2545                 case LyXAction::Math:
2546                         newItem = new QTreeWidgetItem(mathItem_);
2547                         break;
2548                 case LyXAction::Buffer:
2549                         newItem = new QTreeWidgetItem(bufferItem_);
2550                         break;
2551                 case LyXAction::Layout:
2552                         newItem = new QTreeWidgetItem(layoutItem_);
2553                         break;
2554                 case LyXAction::System:
2555                         newItem = new QTreeWidgetItem(systemItem_);
2556                         break;
2557                 default:
2558                         // this should not happen
2559                         newItem = new QTreeWidgetItem(shortcutsTW);
2560                 }
2561         }
2562
2563         newItem->setText(0, lfun_name);
2564         newItem->setText(1, shortcut);
2565         // record BindFile representation to recover KeySequence when needed.
2566         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
2567         setItemType(newItem, item_tag);
2568         return newItem;
2569 }
2570
2571
2572 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
2573 {
2574         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2575         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2576         modifyPB->setEnabled(!items.isEmpty());
2577         if (items.isEmpty())
2578                 return;
2579
2580         KeyMap::ItemType tag =
2581                 static_cast<KeyMap::ItemType>(items[0]->data(0, Qt::UserRole).toInt());
2582         if (tag == KeyMap::UserUnbind)
2583                 removePB->setText(qt_("Res&tore"));
2584         else
2585                 removePB->setText(qt_("Remo&ve"));
2586 }
2587
2588
2589 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
2590 {
2591         modifyShortcut();
2592 }
2593
2594
2595 void PrefShortcuts::modifyShortcut()
2596 {
2597         QTreeWidgetItem * item = shortcutsTW->currentItem();
2598         if (item->flags() & Qt::ItemIsSelectable) {
2599                 shortcut_->lfunLE->setText(item->text(0));
2600                 save_lfun_ = item->text(0);
2601                 shortcut_->shortcutWG->setText(item->text(1));
2602                 KeySequence seq;
2603                 seq.parse(fromqstr(item->data(1, Qt::UserRole).toString()));
2604                 shortcut_->shortcutWG->setKeySequence(seq);
2605                 shortcut_->shortcutWG->setFocus();
2606                 shortcut_->exec();
2607         }
2608 }
2609
2610
2611 void PrefShortcuts::removeShortcut()
2612 {
2613         // it seems that only one item can be selected, but I am
2614         // removing all selected items anyway.
2615         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2616         for (int i = 0; i < items.size(); ++i) {
2617                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
2618                 string lfun = fromqstr(items[i]->text(0));
2619                 FuncRequest func = lyxaction.lookupFunc(lfun);
2620                 KeyMap::ItemType tag =
2621                         static_cast<KeyMap::ItemType>(items[i]->data(0, Qt::UserRole).toInt());
2622
2623                 switch (tag) {
2624                 case KeyMap::System: {
2625                         // for system bind, we do not touch the item
2626                         // but add an user unbind item
2627                         user_unbind_.bind(shortcut, func);
2628                         setItemType(items[i], KeyMap::UserUnbind);
2629                         removePB->setText(qt_("Res&tore"));
2630                         break;
2631                 }
2632                 case KeyMap::UserBind: {
2633                         // for user_bind, we remove this bind
2634                         QTreeWidgetItem * parent = items[i]->parent();
2635                         int itemIdx = parent->indexOfChild(items[i]);
2636                         parent->takeChild(itemIdx);
2637                         if (itemIdx > 0)
2638                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
2639                         else
2640                                 shortcutsTW->scrollToItem(parent);
2641                         user_bind_.unbind(shortcut, func);
2642                         break;
2643                 }
2644                 case KeyMap::UserUnbind: {
2645                         // for user_unbind, we remove the unbind, and the item
2646                         // become KeyMap::System again.
2647                         user_unbind_.unbind(shortcut, func);
2648                         setItemType(items[i], KeyMap::System);
2649                         removePB->setText(qt_("Remo&ve"));
2650                         break;
2651                 }
2652                 case KeyMap::UserExtraUnbind: {
2653                         // for user unbind that is not in system bind file,
2654                         // remove this unbind file
2655                         QTreeWidgetItem * parent = items[i]->parent();
2656                         parent->takeChild(parent->indexOfChild(items[i]));
2657                         user_unbind_.unbind(shortcut, func);
2658                 }
2659                 }
2660         }
2661 }
2662
2663
2664 void PrefShortcuts::selectBind()
2665 {
2666         QString file = form_->browsebind(internalPath(bindFileED->text()));
2667         if (!file.isEmpty()) {
2668                 bindFileED->setText(file);
2669                 system_bind_ = KeyMap();
2670                 system_bind_.read(fromqstr(file));
2671                 updateShortcutsTW();
2672         }
2673 }
2674
2675
2676 void PrefShortcuts::on_modifyPB_pressed()
2677 {
2678         modifyShortcut();
2679 }
2680
2681
2682 void PrefShortcuts::on_newPB_pressed()
2683 {
2684         shortcut_->lfunLE->clear();
2685         shortcut_->shortcutWG->reset();
2686         save_lfun_ = QString();
2687         shortcut_->exec();
2688 }
2689
2690
2691 void PrefShortcuts::on_removePB_pressed()
2692 {
2693         removeShortcut();
2694 }
2695
2696
2697 void PrefShortcuts::on_searchLE_textEdited()
2698 {
2699         if (searchLE->text().isEmpty()) {
2700                 // show all hidden items
2701                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
2702                 while (*it)
2703                         shortcutsTW->setItemHidden(*it++, false);
2704                 return;
2705         }
2706         // search both columns
2707         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
2708                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
2709         matched += shortcutsTW->findItems(searchLE->text(),
2710                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
2711
2712         // hide everyone (to avoid searching in matched QList repeatedly
2713         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
2714         while (*it)
2715                 shortcutsTW->setItemHidden(*it++, true);
2716         // show matched items
2717         for (int i = 0; i < matched.size(); ++i) {
2718                 shortcutsTW->setItemHidden(matched[i], false);
2719         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
2720         }
2721 }
2722
2723
2724 docstring makeCmdString(FuncRequest const & f)
2725 {
2726         docstring actionStr = from_ascii(lyxaction.getActionName(f.action));
2727         if (!f.argument().empty())
2728                 actionStr += " " + f.argument();
2729         return actionStr;
2730 }
2731
2732
2733 void PrefShortcuts::shortcutOkPressed()
2734 {
2735         QString const new_lfun = shortcut_->lfunLE->text();
2736         FuncRequest func = lyxaction.lookupFunc(fromqstr(new_lfun));
2737
2738         if (func.action == LFUN_UNKNOWN_ACTION) {
2739                 Alert::error(_("Failed to create shortcut"),
2740                         _("Unknown or invalid LyX function"));
2741                 return;
2742         }
2743
2744         KeySequence k = shortcut_->shortcutWG->getKeySequence();
2745         if (k.length() == 0) {
2746                 Alert::error(_("Failed to create shortcut"),
2747                         _("Invalid or empty key sequence"));
2748                 return;
2749         }
2750
2751         // check to see if there's been any change
2752         FuncRequest oldBinding = system_bind_.getBinding(k);
2753         if (oldBinding.action == LFUN_UNKNOWN_ACTION)
2754                 oldBinding = user_bind_.getBinding(k);
2755         if (oldBinding == func) {
2756                 docstring const actionStr = makeCmdString(func);
2757                 Alert::error(_("Failed to create shortcut"),
2758                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s"),
2759                         k.print(KeySequence::ForGui), actionStr));
2760                 return;
2761         }
2762
2763         // make sure this key isn't already bound---and, if so, not unbound
2764         FuncCode const unbind = user_unbind_.getBinding(k).action;
2765         if (oldBinding.action != LFUN_UNKNOWN_ACTION && unbind == LFUN_UNKNOWN_ACTION)
2766         {
2767                 // FIXME Perhaps we should offer to over-write the old shortcut?
2768                 // If so, we'll need to remove it from our list, etc.
2769                 docstring const actionStr = makeCmdString(oldBinding);
2770                 Alert::error(_("Failed to create shortcut"),
2771                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s\n"
2772                           "You need to remove that binding before creating a new one."),
2773                         k.print(KeySequence::ForGui), actionStr));
2774                 return;
2775         }
2776
2777         if (!save_lfun_.isEmpty() && new_lfun == save_lfun_)
2778                 // real modification of the lfun's shortcut,
2779                 // so remove the previous one
2780                 removeShortcut();
2781
2782         QTreeWidgetItem * item = insertShortcutItem(func, k, KeyMap::UserBind);
2783         if (item) {
2784                 user_bind_.bind(&k, func);
2785                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
2786                 shortcutsTW->setItemExpanded(item->parent(), true);
2787                 shortcutsTW->scrollToItem(item);
2788         } else {
2789                 Alert::error(_("Failed to create shortcut"),
2790                         _("Can not insert shortcut to the list"));
2791                 return;
2792         }
2793 }
2794
2795
2796 void PrefShortcuts::shortcutCancelPressed()
2797 {
2798         shortcut_->shortcutWG->reset();
2799 }
2800
2801
2802 void PrefShortcuts::shortcutClearPressed()
2803 {
2804         shortcut_->shortcutWG->reset();
2805 }
2806
2807
2808 void PrefShortcuts::shortcutRemovePressed()
2809 {
2810         shortcut_->shortcutWG->removeFromSequence();
2811 }
2812
2813
2814 /////////////////////////////////////////////////////////////////////
2815 //
2816 // PrefIdentity
2817 //
2818 /////////////////////////////////////////////////////////////////////
2819
2820 PrefIdentity::PrefIdentity(GuiPreferences * form)
2821         : PrefModule(QString(), qt_("Identity"), form)
2822 {
2823         setupUi(this);
2824
2825         connect(nameED, SIGNAL(textChanged(QString)),
2826                 this, SIGNAL(changed()));
2827         connect(emailED, SIGNAL(textChanged(QString)),
2828                 this, SIGNAL(changed()));
2829 }
2830
2831
2832 void PrefIdentity::apply(LyXRC & rc) const
2833 {
2834         rc.user_name = fromqstr(nameED->text());
2835         rc.user_email = fromqstr(emailED->text());
2836 }
2837
2838
2839 void PrefIdentity::update(LyXRC const & rc)
2840 {
2841         nameED->setText(toqstr(rc.user_name));
2842         emailED->setText(toqstr(rc.user_email));
2843 }
2844
2845
2846
2847 /////////////////////////////////////////////////////////////////////
2848 //
2849 // GuiPreferences
2850 //
2851 /////////////////////////////////////////////////////////////////////
2852
2853 GuiPreferences::GuiPreferences(GuiView & lv)
2854         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
2855 {
2856         setupUi(this);
2857
2858         QDialog::setModal(false);
2859
2860         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
2861         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
2862         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
2863         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
2864
2865         addModule(new PrefUserInterface(this));
2866         addModule(new PrefEdit(this));
2867         addModule(new PrefShortcuts(this));
2868         addModule(new PrefScreenFonts(this));
2869         addModule(new PrefColors(this));
2870         addModule(new PrefDisplay(this));
2871         addModule(new PrefInput(this));
2872         addModule(new PrefCompletion(this));
2873
2874         addModule(new PrefPaths(this));
2875
2876         addModule(new PrefIdentity(this));
2877
2878         addModule(new PrefLanguage(this));
2879         addModule(new PrefSpellchecker(this));
2880
2881         addModule(new PrefPrinter(this));
2882         PrefDate * dateFormat = new PrefDate(this);
2883         addModule(dateFormat);
2884         addModule(new PrefPlaintext(this));
2885         addModule(new PrefLatex(this));
2886
2887         PrefConverters * converters = new PrefConverters(this);
2888         PrefFileformats * formats = new PrefFileformats(this);
2889         connect(formats, SIGNAL(formatsChanged()),
2890                         converters, SLOT(updateGui()));
2891         addModule(converters);
2892         addModule(formats);
2893
2894         prefsPS->setCurrentPanel(qt_("User interface"));
2895 // FIXME: hack to work around resizing bug in Qt >= 4.2
2896 // bug verified with Qt 4.2.{0-3} (JSpitzm)
2897 #if QT_VERSION >= 0x040200
2898         prefsPS->updateGeometry();
2899 #endif
2900
2901         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
2902         bc().setOK(savePB);
2903         bc().setApply(applyPB);
2904         bc().setCancel(closePB);
2905         bc().setRestore(restorePB);
2906
2907         // initialize the strftime validator
2908         bc().addCheckedLineEdit(dateFormat->DateED);
2909 }
2910
2911
2912 void GuiPreferences::addModule(PrefModule * module)
2913 {
2914         LASSERT(module, return);
2915         if (module->category().isEmpty())
2916                 prefsPS->addPanel(module, module->title());
2917         else
2918                 prefsPS->addPanel(module, module->title(), module->category());
2919         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
2920         modules_.push_back(module);
2921 }
2922
2923
2924 void GuiPreferences::change_adaptor()
2925 {
2926         changed();
2927 }
2928
2929
2930 void GuiPreferences::apply(LyXRC & rc) const
2931 {
2932         size_t end = modules_.size();
2933         for (size_t i = 0; i != end; ++i)
2934                 modules_[i]->apply(rc);
2935 }
2936
2937
2938 void GuiPreferences::updateRc(LyXRC const & rc)
2939 {
2940         size_t const end = modules_.size();
2941         for (size_t i = 0; i != end; ++i)
2942                 modules_[i]->update(rc);
2943 }
2944
2945
2946 void GuiPreferences::applyView()
2947 {
2948         apply(rc());
2949 }
2950
2951 bool GuiPreferences::initialiseParams(string const &)
2952 {
2953         rc_ = lyxrc;
2954         formats_ = lyx::formats;
2955         converters_ = theConverters();
2956         converters_.update(formats_);
2957         movers_ = theMovers();
2958         colors_.clear();
2959         update_screen_font_ = false;
2960
2961         updateRc(rc_);
2962         // Make sure that the bc is in the INITIAL state
2963         if (bc().policy().buttonStatus(ButtonPolicy::RESTORE))
2964                 bc().restore();
2965
2966         return true;
2967 }
2968
2969
2970 void GuiPreferences::dispatchParams()
2971 {
2972         ostringstream ss;
2973         rc_.write(ss, true);
2974         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
2975         // FIXME: these need lfuns
2976         // FIXME UNICODE
2977         theBufferList().setCurrentAuthor(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
2978
2979         lyx::formats = formats_;
2980
2981         theConverters() = converters_;
2982         theConverters().update(lyx::formats);
2983         theConverters().buildGraph();
2984
2985         theMovers() = movers_;
2986
2987         vector<string>::const_iterator it = colors_.begin();
2988         vector<string>::const_iterator const end = colors_.end();
2989         for (; it != end; ++it)
2990                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
2991         colors_.clear();
2992
2993         if (update_screen_font_) {
2994                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
2995                 update_screen_font_ = false;
2996         }
2997
2998         // The Save button has been pressed
2999         if (isClosing())
3000                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
3001 }
3002
3003
3004 void GuiPreferences::setColor(ColorCode col, QString const & hex)
3005 {
3006         colors_.push_back(lcolor.getLyXName(col) + ' ' + fromqstr(hex));
3007 }
3008
3009
3010 void GuiPreferences::updateScreenFonts()
3011 {
3012         update_screen_font_ = true;
3013 }
3014
3015
3016 QString GuiPreferences::browsebind(QString const & file) const
3017 {
3018         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
3019                              QStringList(qt_("LyX bind files (*.bind)")));
3020 }
3021
3022
3023 QString GuiPreferences::browseUI(QString const & file) const
3024 {
3025         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
3026                              QStringList(qt_("LyX UI files (*.ui)")));
3027 }
3028
3029
3030 QString GuiPreferences::browsekbmap(QString const & file) const
3031 {
3032         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
3033                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
3034 }
3035
3036
3037 QString GuiPreferences::browse(QString const & file,
3038         QString const & title) const
3039 {
3040         return browseFile(file, title, QStringList(), true);
3041 }
3042
3043
3044 // We support less paper sizes than the document dialog
3045 // Therefore this adjustment is needed.
3046 PAPER_SIZE GuiPreferences::toPaperSize(int i) const
3047 {
3048         switch (i) {
3049         case 0:
3050                 return PAPER_DEFAULT;
3051         case 1:
3052                 return PAPER_USLETTER;
3053         case 2:
3054                 return PAPER_USLEGAL;
3055         case 3:
3056                 return PAPER_USEXECUTIVE;
3057         case 4:
3058                 return PAPER_A3;
3059         case 5:
3060                 return PAPER_A4;
3061         case 6:
3062                 return PAPER_A5;
3063         case 7:
3064                 return PAPER_B5;
3065         default:
3066                 // should not happen
3067                 return PAPER_DEFAULT;
3068         }
3069 }
3070
3071
3072 int GuiPreferences::fromPaperSize(PAPER_SIZE papersize) const
3073 {
3074         switch (papersize) {
3075         case PAPER_DEFAULT:
3076                 return 0;
3077         case PAPER_USLETTER:
3078                 return 1;
3079         case PAPER_USLEGAL:
3080                 return 2;
3081         case PAPER_USEXECUTIVE:
3082                 return 3;
3083         case PAPER_A3:
3084                 return 4;
3085         case PAPER_A4:
3086                 return 5;
3087         case PAPER_A5:
3088                 return 6;
3089         case PAPER_B5:
3090                 return 7;
3091         default:
3092                 // should not happen
3093                 return 0;
3094         }
3095 }
3096
3097
3098 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
3099
3100
3101 } // namespace frontend
3102 } // namespace lyx
3103
3104 #include "moc_GuiPrefs.cpp"