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
1146         connect(workingDirPB, SIGNAL(clicked()), this, SLOT(selectWorkingdir()));
1147         connect(workingDirED, SIGNAL(textChanged(QString)),
1148                 this, SIGNAL(changed()));
1149
1150         connect(templateDirPB, SIGNAL(clicked()), this, SLOT(selectTemplatedir()));
1151         connect(templateDirED, SIGNAL(textChanged(QString)),
1152                 this, SIGNAL(changed()));
1153
1154         connect(exampleDirPB, SIGNAL(clicked()), this, SLOT(selectExampledir()));
1155         connect(exampleDirED, SIGNAL(textChanged(QString)),
1156                 this, SIGNAL(changed()));
1157
1158         connect(backupDirPB, SIGNAL(clicked()), this, SLOT(selectBackupdir()));
1159         connect(backupDirED, SIGNAL(textChanged(QString)),
1160                 this, SIGNAL(changed()));
1161
1162         connect(lyxserverDirPB, SIGNAL(clicked()), this, SLOT(selectLyxPipe()));
1163         connect(lyxserverDirED, SIGNAL(textChanged(QString)),
1164                 this, SIGNAL(changed()));
1165
1166         connect(thesaurusDirPB, SIGNAL(clicked()), this, SLOT(selectThesaurusdir()));
1167         connect(thesaurusDirED, SIGNAL(textChanged(QString)),
1168                 this, SIGNAL(changed()));
1169
1170         connect(tempDirPB, SIGNAL(clicked()), this, SLOT(selectTempdir()));
1171         connect(tempDirED, SIGNAL(textChanged(QString)),
1172                 this, SIGNAL(changed()));
1173
1174         connect(hunspellDirPB, SIGNAL(clicked()), this, SLOT(selectHunspelldir()));
1175         connect(hunspellDirED, SIGNAL(textChanged(QString)),
1176                 this, SIGNAL(changed()));
1177
1178         connect(pathPrefixED, SIGNAL(textChanged(QString)),
1179                 this, SIGNAL(changed()));
1180 }
1181
1182
1183 void PrefPaths::apply(LyXRC & rc) const
1184 {
1185         rc.document_path = internal_path(fromqstr(workingDirED->text()));
1186         rc.example_path = internal_path(fromqstr(exampleDirED->text()));
1187         rc.template_path = internal_path(fromqstr(templateDirED->text()));
1188         rc.backupdir_path = internal_path(fromqstr(backupDirED->text()));
1189         rc.tempdir_path = internal_path(fromqstr(tempDirED->text()));
1190         rc.thesaurusdir_path = internal_path(fromqstr(thesaurusDirED->text()));
1191         rc.hunspelldir_path = internal_path(fromqstr(hunspellDirED->text()));
1192         rc.path_prefix = internal_path_list(fromqstr(pathPrefixED->text()));
1193         // FIXME: should be a checkbox only
1194         rc.lyxpipes = internal_path(fromqstr(lyxserverDirED->text()));
1195 }
1196
1197
1198 void PrefPaths::update(LyXRC const & rc)
1199 {
1200         workingDirED->setText(toqstr(external_path(rc.document_path)));
1201         exampleDirED->setText(toqstr(external_path(rc.example_path)));
1202         templateDirED->setText(toqstr(external_path(rc.template_path)));
1203         backupDirED->setText(toqstr(external_path(rc.backupdir_path)));
1204         tempDirED->setText(toqstr(external_path(rc.tempdir_path)));
1205         thesaurusDirED->setText(toqstr(external_path(rc.thesaurusdir_path)));
1206         hunspellDirED->setText(toqstr(external_path(rc.hunspelldir_path)));
1207         pathPrefixED->setText(toqstr(external_path_list(rc.path_prefix)));
1208         // FIXME: should be a checkbox only
1209         lyxserverDirED->setText(toqstr(external_path(rc.lyxpipes)));
1210 }
1211
1212
1213 void PrefPaths::selectExampledir()
1214 {
1215         QString file = browseDir(internalPath(exampleDirED->text()),
1216                 qt_("Select directory for example files"));
1217         if (!file.isEmpty())
1218                 exampleDirED->setText(file);
1219 }
1220
1221
1222 void PrefPaths::selectTemplatedir()
1223 {
1224         QString file = browseDir(internalPath(templateDirED->text()),
1225                 qt_("Select a document templates directory"));
1226         if (!file.isEmpty())
1227                 templateDirED->setText(file);
1228 }
1229
1230
1231 void PrefPaths::selectTempdir()
1232 {
1233         QString file = browseDir(internalPath(tempDirED->text()),
1234                 qt_("Select a temporary directory"));
1235         if (!file.isEmpty())
1236                 tempDirED->setText(file);
1237 }
1238
1239
1240 void PrefPaths::selectBackupdir()
1241 {
1242         QString file = browseDir(internalPath(backupDirED->text()),
1243                 qt_("Select a backups directory"));
1244         if (!file.isEmpty())
1245                 backupDirED->setText(file);
1246 }
1247
1248
1249 void PrefPaths::selectWorkingdir()
1250 {
1251         QString file = browseDir(internalPath(workingDirED->text()),
1252                 qt_("Select a document directory"));
1253         if (!file.isEmpty())
1254                 workingDirED->setText(file);
1255 }
1256
1257
1258 void PrefPaths::selectThesaurusdir()
1259 {
1260         QString file = browseDir(internalPath(thesaurusDirED->text()),
1261                 qt_("Set the path to the thesaurus dictionaries"));
1262         if (!file.isEmpty())
1263                 thesaurusDirED->setText(file);
1264 }
1265
1266
1267 void PrefPaths::selectHunspelldir()
1268 {
1269         QString file = browseDir(internalPath(hunspellDirED->text()),
1270                 qt_("Set the path to the Hunspell dictionaries"));
1271         if (!file.isEmpty())
1272                 hunspellDirED->setText(file);
1273 }
1274
1275
1276 void PrefPaths::selectLyxPipe()
1277 {
1278         QString file = form_->browse(internalPath(lyxserverDirED->text()),
1279                 qt_("Give a filename for the LyX server pipe"));
1280         if (!file.isEmpty())
1281                 lyxserverDirED->setText(file);
1282 }
1283
1284
1285 /////////////////////////////////////////////////////////////////////
1286 //
1287 // PrefSpellchecker
1288 //
1289 /////////////////////////////////////////////////////////////////////
1290
1291 PrefSpellchecker::PrefSpellchecker(GuiPreferences * form)
1292         : PrefModule(qt_(catLanguage), qt_("Spellchecker"), form)
1293 {
1294         setupUi(this);
1295
1296         spellcheckerCB->addItem("aspell");
1297         spellcheckerCB->addItem("hunspell");
1298
1299         connect(spellcheckerCB, SIGNAL(currentIndexChanged(int)),
1300                 this, SIGNAL(changed()));
1301         connect(altLanguageED, SIGNAL(textChanged(QString)),
1302                 this, SIGNAL(changed()));
1303         connect(escapeCharactersED, SIGNAL(textChanged(QString)),
1304                 this, SIGNAL(changed()));
1305         connect(compoundWordCB, SIGNAL(clicked()),
1306                 this, SIGNAL(changed()));
1307         connect(spellcheckContinuouslyCB, SIGNAL(clicked()),
1308                 this, SIGNAL(changed()));
1309 }
1310
1311
1312 void PrefSpellchecker::apply(LyXRC & rc) const
1313 {
1314         rc.spellchecker = fromqstr(spellcheckerCB->currentText());
1315         rc.spellchecker_alt_lang = fromqstr(altLanguageED->text());
1316         rc.spellchecker_esc_chars = fromqstr(escapeCharactersED->text());
1317         rc.spellchecker_accept_compound = compoundWordCB->isChecked();
1318         rc.spellcheck_continuously = spellcheckContinuouslyCB->isChecked();
1319 }
1320
1321
1322 void PrefSpellchecker::update(LyXRC const & rc)
1323 {
1324         spellcheckerCB->setCurrentIndex(spellcheckerCB->findText(
1325                 toqstr(rc.spellchecker)));
1326         altLanguageED->setText(toqstr(rc.spellchecker_alt_lang));
1327         escapeCharactersED->setText(toqstr(rc.spellchecker_esc_chars));
1328         compoundWordCB->setChecked(rc.spellchecker_accept_compound);
1329         spellcheckContinuouslyCB->setChecked(rc.spellcheck_continuously);
1330 }
1331
1332
1333
1334 /////////////////////////////////////////////////////////////////////
1335 //
1336 // PrefConverters
1337 //
1338 /////////////////////////////////////////////////////////////////////
1339
1340
1341 PrefConverters::PrefConverters(GuiPreferences * form)
1342         : PrefModule(qt_(catFiles), qt_("Converters"), form)
1343 {
1344         setupUi(this);
1345
1346         connect(converterNewPB, SIGNAL(clicked()),
1347                 this, SLOT(updateConverter()));
1348         connect(converterRemovePB, SIGNAL(clicked()),
1349                 this, SLOT(removeConverter()));
1350         connect(converterModifyPB, SIGNAL(clicked()),
1351                 this, SLOT(updateConverter()));
1352         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1353                 this, SLOT(switchConverter()));
1354         connect(converterFromCO, SIGNAL(activated(QString)),
1355                 this, SLOT(changeConverter()));
1356         connect(converterToCO, SIGNAL(activated(QString)),
1357                 this, SLOT(changeConverter()));
1358         connect(converterED, SIGNAL(textEdited(QString)),
1359                 this, SLOT(changeConverter()));
1360         connect(converterFlagED, SIGNAL(textEdited(QString)),
1361                 this, SLOT(changeConverter()));
1362         connect(converterNewPB, SIGNAL(clicked()),
1363                 this, SIGNAL(changed()));
1364         connect(converterRemovePB, SIGNAL(clicked()),
1365                 this, SIGNAL(changed()));
1366         connect(converterModifyPB, SIGNAL(clicked()),
1367                 this, SIGNAL(changed()));
1368         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1369                 this, SIGNAL(changed()));
1370
1371         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1372         //converterDefGB->setFocusProxy(convertersLW);
1373 }
1374
1375
1376 void PrefConverters::apply(LyXRC & rc) const
1377 {
1378         rc.use_converter_cache = cacheCB->isChecked();
1379         rc.converter_cache_maxage = int(widgetToDouble(maxAgeLE) * 86400.0);
1380 }
1381
1382
1383 void PrefConverters::update(LyXRC const & rc)
1384 {
1385         cacheCB->setChecked(rc.use_converter_cache);
1386         QString max_age;
1387         doubleToWidget(maxAgeLE, (double(rc.converter_cache_maxage) / 86400.0), 'g', 6);
1388         updateGui();
1389 }
1390
1391
1392 void PrefConverters::updateGui()
1393 {
1394         form_->formats().sort();
1395         form_->converters().update(form_->formats());
1396         // save current selection
1397         QString current = converterFromCO->currentText()
1398                 + " -> " + converterToCO->currentText();
1399
1400         converterFromCO->clear();
1401         converterToCO->clear();
1402
1403         Formats::const_iterator cit = form_->formats().begin();
1404         Formats::const_iterator end = form_->formats().end();
1405         for (; cit != end; ++cit) {
1406                 converterFromCO->addItem(qt_(cit->prettyname()));
1407                 converterToCO->addItem(qt_(cit->prettyname()));
1408         }
1409
1410         // currentRowChanged(int) is also triggered when updating the listwidget
1411         // block signals to avoid unnecessary calls to switchConverter()
1412         convertersLW->blockSignals(true);
1413         convertersLW->clear();
1414
1415         Converters::const_iterator ccit = form_->converters().begin();
1416         Converters::const_iterator cend = form_->converters().end();
1417         for (; ccit != cend; ++ccit) {
1418                 QString const name =
1419                         qt_(ccit->From->prettyname()) + " -> " + qt_(ccit->To->prettyname());
1420                 int type = form_->converters().getNumber(ccit->From->name(), ccit->To->name());
1421                 new QListWidgetItem(name, convertersLW, type);
1422         }
1423         convertersLW->sortItems(Qt::AscendingOrder);
1424         convertersLW->blockSignals(false);
1425
1426         // restore selection
1427         if (!current.isEmpty()) {
1428                 QList<QListWidgetItem *> const item =
1429                         convertersLW->findItems(current, Qt::MatchExactly);
1430                 if (!item.isEmpty())
1431                         convertersLW->setCurrentItem(item.at(0));
1432         }
1433
1434         // select first element if restoring failed
1435         if (convertersLW->currentRow() == -1)
1436                 convertersLW->setCurrentRow(0);
1437
1438         updateButtons();
1439 }
1440
1441
1442 void PrefConverters::switchConverter()
1443 {
1444         int const cnr = convertersLW->currentItem()->type();
1445         Converter const & c(form_->converters().get(cnr));
1446         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from));
1447         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to));
1448         converterED->setText(toqstr(c.command));
1449         converterFlagED->setText(toqstr(c.flags));
1450
1451         updateButtons();
1452 }
1453
1454
1455 void PrefConverters::changeConverter()
1456 {
1457         updateButtons();
1458 }
1459
1460
1461 void PrefConverters::updateButtons()
1462 {
1463         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1464         Format const & to = form_->formats().get(converterToCO->currentIndex());
1465         int const sel = form_->converters().getNumber(from.name(), to.name());
1466         bool const known = sel >= 0;
1467         bool const valid = !(converterED->text().isEmpty()
1468                 || from.name() == to.name());
1469
1470         int const cnr = convertersLW->currentItem()->type();
1471         Converter const & c = form_->converters().get(cnr);
1472         string const old_command = c.command;
1473         string const old_flag = c.flags;
1474         string const new_command = fromqstr(converterED->text());
1475         string const new_flag = fromqstr(converterFlagED->text());
1476
1477         bool modified = (old_command != new_command || old_flag != new_flag);
1478
1479         converterModifyPB->setEnabled(valid && known && modified);
1480         converterNewPB->setEnabled(valid && !known);
1481         converterRemovePB->setEnabled(known);
1482
1483         maxAgeLE->setEnabled(cacheCB->isChecked());
1484         maxAgeLA->setEnabled(cacheCB->isChecked());
1485 }
1486
1487
1488 // FIXME: user must
1489 // specify unique from/to or it doesn't appear. This is really bad UI
1490 // this is why we can use the same function for both new and modify
1491 void PrefConverters::updateConverter()
1492 {
1493         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1494         Format const & to = form_->formats().get(converterToCO->currentIndex());
1495         string const flags = fromqstr(converterFlagED->text());
1496         string const command = fromqstr(converterED->text());
1497
1498         Converter const * old =
1499                 form_->converters().getConverter(from.name(), to.name());
1500         form_->converters().add(from.name(), to.name(), command, flags);
1501
1502         if (!old)
1503                 form_->converters().updateLast(form_->formats());
1504
1505         updateGui();
1506
1507         // Remove all files created by this converter from the cache, since
1508         // the modified converter might create different files.
1509         ConverterCache::get().remove_all(from.name(), to.name());
1510 }
1511
1512
1513 void PrefConverters::removeConverter()
1514 {
1515         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1516         Format const & to = form_->formats().get(converterToCO->currentIndex());
1517         form_->converters().erase(from.name(), to.name());
1518
1519         updateGui();
1520
1521         // Remove all files created by this converter from the cache, since
1522         // a possible new converter might create different files.
1523         ConverterCache::get().remove_all(from.name(), to.name());
1524 }
1525
1526
1527 void PrefConverters::on_cacheCB_stateChanged(int state)
1528 {
1529         maxAgeLE->setEnabled(state == Qt::Checked);
1530         maxAgeLA->setEnabled(state == Qt::Checked);
1531         changed();
1532 }
1533
1534
1535 /////////////////////////////////////////////////////////////////////
1536 //
1537 // FormatValidator
1538 //
1539 /////////////////////////////////////////////////////////////////////
1540
1541 class FormatValidator : public QValidator
1542 {
1543 public:
1544         FormatValidator(QWidget *, Formats const & f);
1545         void fixup(QString & input) const;
1546         QValidator::State validate(QString & input, int & pos) const;
1547 private:
1548         virtual QString toString(Format const & format) const = 0;
1549         int nr() const;
1550         Formats const & formats_;
1551 };
1552
1553
1554 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1555         : QValidator(parent), formats_(f)
1556 {
1557 }
1558
1559
1560 void FormatValidator::fixup(QString & input) const
1561 {
1562         Formats::const_iterator cit = formats_.begin();
1563         Formats::const_iterator end = formats_.end();
1564         for (; cit != end; ++cit) {
1565                 QString const name = toString(*cit);
1566                 if (distance(formats_.begin(), cit) == nr()) {
1567                         input = name;
1568                         return;
1569                 }
1570         }
1571 }
1572
1573
1574 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1575 {
1576         Formats::const_iterator cit = formats_.begin();
1577         Formats::const_iterator end = formats_.end();
1578         bool unknown = true;
1579         for (; unknown && cit != end; ++cit) {
1580                 QString const name = toString(*cit);
1581                 if (distance(formats_.begin(), cit) != nr())
1582                         unknown = name != input;
1583         }
1584
1585         if (unknown && !input.isEmpty())
1586                 return QValidator::Acceptable;
1587         else
1588                 return QValidator::Intermediate;
1589 }
1590
1591
1592 int FormatValidator::nr() const
1593 {
1594         QComboBox * p = qobject_cast<QComboBox *>(parent());
1595         return p->itemData(p->currentIndex()).toInt();
1596 }
1597
1598
1599 /////////////////////////////////////////////////////////////////////
1600 //
1601 // FormatNameValidator
1602 //
1603 /////////////////////////////////////////////////////////////////////
1604
1605 class FormatNameValidator : public FormatValidator
1606 {
1607 public:
1608         FormatNameValidator(QWidget * parent, Formats const & f)
1609                 : FormatValidator(parent, f)
1610         {}
1611 private:
1612         QString toString(Format const & format) const
1613         {
1614                 return toqstr(format.name());
1615         }
1616 };
1617
1618
1619 /////////////////////////////////////////////////////////////////////
1620 //
1621 // FormatPrettynameValidator
1622 //
1623 /////////////////////////////////////////////////////////////////////
1624
1625 class FormatPrettynameValidator : public FormatValidator
1626 {
1627 public:
1628         FormatPrettynameValidator(QWidget * parent, Formats const & f)
1629                 : FormatValidator(parent, f)
1630         {}
1631 private:
1632         QString toString(Format const & format) const
1633         {
1634                 return qt_(format.prettyname());
1635         }
1636 };
1637
1638
1639 /////////////////////////////////////////////////////////////////////
1640 //
1641 // PrefFileformats
1642 //
1643 /////////////////////////////////////////////////////////////////////
1644
1645 PrefFileformats::PrefFileformats(GuiPreferences * form)
1646         : PrefModule(qt_(catFiles), qt_("File formats"), form)
1647 {
1648         setupUi(this);
1649         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1650         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1651
1652         connect(documentCB, SIGNAL(clicked()),
1653                 this, SLOT(setFlags()));
1654         connect(vectorCB, SIGNAL(clicked()),
1655                 this, SLOT(setFlags()));
1656         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1657                 this, SLOT(updatePrettyname()));
1658         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1659                 this, SIGNAL(changed()));
1660         connect(defaultFormatCB, SIGNAL(activated(QString)),
1661                 this, SIGNAL(changed()));
1662         connect(viewerCO, SIGNAL(activated(int)),
1663                 this, SIGNAL(changed()));
1664         connect(editorCO, SIGNAL(activated(int)),
1665                 this, SIGNAL(changed()));
1666 }
1667
1668
1669 namespace {
1670
1671 string const l10n_shortcut(string const prettyname, string const shortcut)
1672 {
1673         if (shortcut.empty())
1674                 return string();
1675
1676         string l10n_format =
1677                 to_utf8(_(prettyname + '|' + shortcut));
1678         return split(l10n_format, '|');
1679 }
1680
1681 }; // namespace anon
1682
1683
1684 void PrefFileformats::apply(LyXRC & rc) const
1685 {
1686         QString const default_format = defaultFormatCB->itemData(
1687                 defaultFormatCB->currentIndex()).toString();
1688         rc.default_view_format = fromqstr(default_format);
1689 }
1690
1691
1692 void PrefFileformats::update(LyXRC const & rc)
1693 {
1694         viewer_alternatives = rc.viewer_alternatives;
1695         editor_alternatives = rc.editor_alternatives;
1696         bool const init = defaultFormatCB->currentText().isEmpty();
1697         updateView();
1698         if (init) {
1699                 int const pos =
1700                         defaultFormatCB->findData(toqstr(rc.default_view_format));
1701                 defaultFormatCB->setCurrentIndex(pos);
1702         }
1703 }
1704
1705
1706 void PrefFileformats::updateView()
1707 {
1708         QString const current = formatsCB->currentText();
1709         QString const current_def = defaultFormatCB->currentText();
1710
1711         // update comboboxes with formats
1712         formatsCB->blockSignals(true);
1713         defaultFormatCB->blockSignals(true);
1714         formatsCB->clear();
1715         defaultFormatCB->clear();
1716         form_->formats().sort();
1717         Formats::const_iterator cit = form_->formats().begin();
1718         Formats::const_iterator end = form_->formats().end();
1719         for (; cit != end; ++cit) {
1720                 formatsCB->addItem(qt_(cit->prettyname()),
1721                                 QVariant(form_->formats().getNumber(cit->name())));
1722                 if (form_->converters().isReachable("latex", cit->name())
1723                     || form_->converters().isReachable("pdflatex", cit->name()))
1724                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1725                                         QVariant(toqstr(cit->name())));
1726         }
1727
1728         // restore selection
1729         int item = formatsCB->findText(current, Qt::MatchExactly);
1730         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
1731         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
1732         item = defaultFormatCB->findText(current_def, Qt::MatchExactly);
1733         defaultFormatCB->setCurrentIndex(item < 0 ? 0 : item);
1734         formatsCB->blockSignals(false);
1735         defaultFormatCB->blockSignals(false);
1736 }
1737
1738
1739 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
1740 {
1741         int const nr = formatsCB->itemData(i).toInt();
1742         Format const f = form_->formats().get(nr);
1743
1744         formatED->setText(toqstr(f.name()));
1745         copierED->setText(toqstr(form_->movers().command(f.name())));
1746         extensionED->setText(toqstr(f.extension()));
1747         shortcutED->setText(
1748                 toqstr(l10n_shortcut(f.prettyname(), f.shortcut())));
1749         documentCB->setChecked((f.documentFormat()));
1750         vectorCB->setChecked((f.vectorFormat()));
1751         updateViewers();
1752         updateEditors();
1753 }
1754
1755
1756 void PrefFileformats::setFlags()
1757 {
1758         int flags = Format::none;
1759         if (documentCB->isChecked())
1760                 flags |= Format::document;
1761         if (vectorCB->isChecked())
1762                 flags |= Format::vector;
1763         currentFormat().setFlags(flags);
1764         changed();
1765 }
1766
1767
1768 void PrefFileformats::on_copierED_textEdited(const QString & s)
1769 {
1770         string const fmt = fromqstr(formatED->text());
1771         form_->movers().set(fmt, fromqstr(s));
1772         changed();
1773 }
1774
1775
1776 void PrefFileformats::on_extensionED_textEdited(const QString & s)
1777 {
1778         currentFormat().setExtension(fromqstr(s));
1779         changed();
1780 }
1781
1782 void PrefFileformats::on_viewerED_textEdited(const QString & s)
1783 {
1784         currentFormat().setViewer(fromqstr(s));
1785         changed();
1786 }
1787
1788
1789 void PrefFileformats::on_editorED_textEdited(const QString & s)
1790 {
1791         currentFormat().setEditor(fromqstr(s));
1792         changed();
1793 }
1794
1795
1796 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
1797 {
1798         string const new_shortcut = fromqstr(s);
1799         if (new_shortcut == l10n_shortcut(currentFormat().prettyname(),
1800                                           currentFormat().shortcut()))
1801                 return;
1802         currentFormat().setShortcut(new_shortcut);
1803         changed();
1804 }
1805
1806
1807 void PrefFileformats::on_formatED_editingFinished()
1808 {
1809         string const newname = fromqstr(formatED->displayText());
1810         if (newname == currentFormat().name())
1811                 return;
1812
1813         currentFormat().setName(newname);
1814         changed();
1815 }
1816
1817
1818 void PrefFileformats::on_formatED_textChanged(const QString &)
1819 {
1820         QString t = formatED->text();
1821         int p = 0;
1822         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
1823         setValid(formatLA, valid);
1824 }
1825
1826
1827 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
1828 {
1829         QString t = formatsCB->currentText();
1830         int p = 0;
1831         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
1832         setValid(formatsLA, valid);
1833 }
1834
1835
1836 void PrefFileformats::updatePrettyname()
1837 {
1838         QString const newname = formatsCB->currentText();
1839         if (newname == qt_(currentFormat().prettyname()))
1840                 return;
1841
1842         currentFormat().setPrettyname(fromqstr(newname));
1843         formatsChanged();
1844         updateView();
1845         changed();
1846 }
1847
1848
1849 namespace {
1850         void updateComboBox(LyXRC::Alternatives const & alts,
1851                             string const & fmt, QComboBox * combo)
1852         {
1853                 LyXRC::Alternatives::const_iterator it =
1854                                 alts.find(fmt);
1855                 if (it != alts.end()) {
1856                         LyXRC::CommandSet const & cmds = it->second;
1857                         LyXRC::CommandSet::const_iterator sit =
1858                                         cmds.begin();
1859                         LyXRC::CommandSet::const_iterator const sen =
1860                                         cmds.end();
1861                         for (; sit != sen; ++sit) {
1862                                 QString const qcmd = toqstr(*sit);
1863                                 combo->addItem(qcmd, qcmd);
1864                         }
1865                 }
1866         }
1867 }
1868
1869
1870 void PrefFileformats::updateViewers()
1871 {
1872         Format const f = currentFormat();
1873         viewerCO->blockSignals(true);
1874         viewerCO->clear();
1875         viewerCO->addItem(qt_("None"), QString());
1876         updateComboBox(viewer_alternatives, f.name(), viewerCO);
1877         viewerCO->addItem(qt_("Custom"), QString("custom viewer"));
1878         viewerCO->blockSignals(false);
1879
1880         int pos = viewerCO->findData(toqstr(f.viewer()));
1881         if (pos != -1) {
1882                 viewerED->clear();
1883                 viewerED->setEnabled(false);
1884                 viewerCO->setCurrentIndex(pos);
1885         } else {
1886                 viewerED->setEnabled(true);
1887                 viewerED->setText(toqstr(f.viewer()));
1888                 viewerCO->setCurrentIndex(viewerCO->findData(toqstr("custom viewer")));
1889         }
1890 }
1891
1892
1893 void PrefFileformats::updateEditors()
1894 {
1895         Format const f = currentFormat();
1896         editorCO->blockSignals(true);
1897         editorCO->clear();
1898         editorCO->addItem(qt_("None"), QString());
1899         updateComboBox(editor_alternatives, f.name(), editorCO);
1900         editorCO->addItem(qt_("Custom"), QString("custom editor"));
1901         editorCO->blockSignals(false);
1902
1903         int pos = editorCO->findData(toqstr(f.editor()));
1904         if (pos != -1) {
1905                 editorED->clear();
1906                 editorED->setEnabled(false);
1907                 editorCO->setCurrentIndex(pos);
1908         } else {
1909                 editorED->setEnabled(true);
1910                 editorED->setText(toqstr(f.editor()));
1911                 editorCO->setCurrentIndex(editorCO->findData(toqstr("custom editor")));
1912         }
1913 }
1914
1915
1916 void PrefFileformats::on_viewerCO_currentIndexChanged(int i)
1917 {
1918         bool const custom = viewerCO->itemData(i).toString() == "custom viewer";
1919         viewerED->setEnabled(custom);
1920         if (!custom)
1921                 currentFormat().setViewer(fromqstr(viewerCO->itemData(i).toString()));
1922 }
1923
1924
1925 void PrefFileformats::on_editorCO_currentIndexChanged(int i)
1926 {
1927         bool const custom = editorCO->itemData(i).toString() == "custom editor";
1928         editorED->setEnabled(custom);
1929         if (!custom)
1930                 currentFormat().setEditor(fromqstr(editorCO->itemData(i).toString()));
1931 }
1932
1933
1934 Format & PrefFileformats::currentFormat()
1935 {
1936         int const i = formatsCB->currentIndex();
1937         int const nr = formatsCB->itemData(i).toInt();
1938         return form_->formats().get(nr);
1939 }
1940
1941
1942 void PrefFileformats::on_formatNewPB_clicked()
1943 {
1944         form_->formats().add("", "", "", "", "", "", Format::none);
1945         updateView();
1946         formatsCB->setCurrentIndex(0);
1947         formatsCB->setFocus(Qt::OtherFocusReason);
1948 }
1949
1950
1951 void PrefFileformats::on_formatRemovePB_clicked()
1952 {
1953         int const i = formatsCB->currentIndex();
1954         int const nr = formatsCB->itemData(i).toInt();
1955         string const current_text = form_->formats().get(nr).name();
1956         if (form_->converters().formatIsUsed(current_text)) {
1957                 Alert::error(_("Format in use"),
1958                              _("Cannot remove a Format used by a Converter. "
1959                                             "Remove the converter first."));
1960                 return;
1961         }
1962
1963         form_->formats().erase(current_text);
1964         formatsChanged();
1965         updateView();
1966         on_formatsCB_editTextChanged(formatsCB->currentText());
1967         changed();
1968 }
1969
1970
1971 /////////////////////////////////////////////////////////////////////
1972 //
1973 // PrefLanguage
1974 //
1975 /////////////////////////////////////////////////////////////////////
1976
1977 PrefLanguage::PrefLanguage(GuiPreferences * form)
1978         : PrefModule(qt_(catLanguage), qt_("Language"), form)
1979 {
1980         setupUi(this);
1981
1982         connect(rtlGB, SIGNAL(clicked()),
1983                 this, SIGNAL(changed()));
1984         connect(visualCursorRB, SIGNAL(clicked()),
1985                 this, SIGNAL(changed()));
1986         connect(logicalCursorRB, SIGNAL(clicked()),
1987                 this, SIGNAL(changed()));
1988         connect(markForeignCB, SIGNAL(clicked()),
1989                 this, SIGNAL(changed()));
1990         connect(autoBeginCB, SIGNAL(clicked()),
1991                 this, SIGNAL(changed()));
1992         connect(autoEndCB, SIGNAL(clicked()),
1993                 this, SIGNAL(changed()));
1994         connect(useBabelCB, SIGNAL(clicked()),
1995                 this, SIGNAL(changed()));
1996         connect(globalCB, SIGNAL(clicked()),
1997                 this, SIGNAL(changed()));
1998         connect(languagePackageED, SIGNAL(textChanged(QString)),
1999                 this, SIGNAL(changed()));
2000         connect(startCommandED, SIGNAL(textChanged(QString)),
2001                 this, SIGNAL(changed()));
2002         connect(endCommandED, SIGNAL(textChanged(QString)),
2003                 this, SIGNAL(changed()));
2004         connect(uiLanguageCO, SIGNAL(activated(int)),
2005                 this, SIGNAL(changed()));
2006
2007         uiLanguageCO->clear();
2008
2009         QAbstractItemModel * language_model = guiApp->languageModel();
2010         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
2011         language_model->sort(0);
2012
2013         // FIXME: This is wrong, we need filter this list based on the available
2014         // translation.
2015         uiLanguageCO->blockSignals(true);
2016         uiLanguageCO->addItem(qt_("Default"), toqstr("auto"));
2017         for (int i = 0; i != language_model->rowCount(); ++i) {
2018                 QModelIndex index = language_model->index(i, 0);
2019                 uiLanguageCO->addItem(index.data(Qt::DisplayRole).toString(),
2020                         index.data(Qt::UserRole).toString());
2021         }
2022         uiLanguageCO->blockSignals(false);
2023 }
2024
2025
2026 void PrefLanguage::on_uiLanguageCO_currentIndexChanged(int)
2027 {
2028          QMessageBox::information(this, qt_("LyX needs to be restarted!"),
2029                  qt_("The change of user interface language will be fully "
2030                  "effective only after a restart."));
2031 }
2032
2033
2034 void PrefLanguage::apply(LyXRC & rc) const
2035 {
2036         // FIXME: remove rtl_support bool
2037         rc.rtl_support = rtlGB->isChecked();
2038         rc.visual_cursor = rtlGB->isChecked() && visualCursorRB->isChecked();
2039         rc.mark_foreign_language = markForeignCB->isChecked();
2040         rc.language_auto_begin = autoBeginCB->isChecked();
2041         rc.language_auto_end = autoEndCB->isChecked();
2042         rc.language_use_babel = useBabelCB->isChecked();
2043         rc.language_global_options = globalCB->isChecked();
2044         rc.language_package = fromqstr(languagePackageED->text());
2045         rc.language_command_begin = fromqstr(startCommandED->text());
2046         rc.language_command_end = fromqstr(endCommandED->text());
2047         rc.gui_language = fromqstr(
2048                 uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
2049 }
2050
2051
2052 void PrefLanguage::update(LyXRC const & rc)
2053 {
2054         // FIXME: remove rtl_support bool
2055         rtlGB->setChecked(rc.rtl_support);
2056         if (rc.visual_cursor)
2057                 visualCursorRB->setChecked(true);
2058         else
2059                 logicalCursorRB->setChecked(true);
2060         markForeignCB->setChecked(rc.mark_foreign_language);
2061         autoBeginCB->setChecked(rc.language_auto_begin);
2062         autoEndCB->setChecked(rc.language_auto_end);
2063         useBabelCB->setChecked(rc.language_use_babel);
2064         globalCB->setChecked(rc.language_global_options);
2065         languagePackageED->setText(toqstr(rc.language_package));
2066         startCommandED->setText(toqstr(rc.language_command_begin));
2067         endCommandED->setText(toqstr(rc.language_command_end));
2068
2069         int pos = uiLanguageCO->findData(toqstr(rc.gui_language));
2070         uiLanguageCO->blockSignals(true);
2071         uiLanguageCO->setCurrentIndex(pos);
2072         uiLanguageCO->blockSignals(false);
2073 }
2074
2075
2076 /////////////////////////////////////////////////////////////////////
2077 //
2078 // PrefPrinter
2079 //
2080 /////////////////////////////////////////////////////////////////////
2081
2082 PrefPrinter::PrefPrinter(GuiPreferences * form)
2083         : PrefModule(qt_(catOutput), qt_("Printer"), form)
2084 {
2085         setupUi(this);
2086
2087         connect(printerAdaptCB, SIGNAL(clicked()),
2088                 this, SIGNAL(changed()));
2089         connect(printerCommandED, SIGNAL(textChanged(QString)),
2090                 this, SIGNAL(changed()));
2091         connect(printerNameED, SIGNAL(textChanged(QString)),
2092                 this, SIGNAL(changed()));
2093         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
2094                 this, SIGNAL(changed()));
2095         connect(printerCopiesED, SIGNAL(textChanged(QString)),
2096                 this, SIGNAL(changed()));
2097         connect(printerReverseED, SIGNAL(textChanged(QString)),
2098                 this, SIGNAL(changed()));
2099         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
2100                 this, SIGNAL(changed()));
2101         connect(printerExtensionED, SIGNAL(textChanged(QString)),
2102                 this, SIGNAL(changed()));
2103         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
2104                 this, SIGNAL(changed()));
2105         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
2106                 this, SIGNAL(changed()));
2107         connect(printerEvenED, SIGNAL(textChanged(QString)),
2108                 this, SIGNAL(changed()));
2109         connect(printerOddED, SIGNAL(textChanged(QString)),
2110                 this, SIGNAL(changed()));
2111         connect(printerCollatedED, SIGNAL(textChanged(QString)),
2112                 this, SIGNAL(changed()));
2113         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
2114                 this, SIGNAL(changed()));
2115         connect(printerToFileED, SIGNAL(textChanged(QString)),
2116                 this, SIGNAL(changed()));
2117         connect(printerExtraED, SIGNAL(textChanged(QString)),
2118                 this, SIGNAL(changed()));
2119         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
2120                 this, SIGNAL(changed()));
2121         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
2122                 this, SIGNAL(changed()));
2123 }
2124
2125
2126 void PrefPrinter::apply(LyXRC & rc) const
2127 {
2128         rc.print_adapt_output = printerAdaptCB->isChecked();
2129         rc.print_command = fromqstr(printerCommandED->text());
2130         rc.printer = fromqstr(printerNameED->text());
2131
2132         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
2133         rc.print_copies_flag = fromqstr(printerCopiesED->text());
2134         rc.print_reverse_flag = fromqstr(printerReverseED->text());
2135         rc.print_to_printer = fromqstr(printerToPrinterED->text());
2136         rc.print_file_extension = fromqstr(printerExtensionED->text());
2137         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
2138         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
2139         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
2140         rc.print_oddpage_flag = fromqstr(printerOddED->text());
2141         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
2142         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
2143         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
2144         rc.print_extra_options = fromqstr(printerExtraED->text());
2145         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
2146         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
2147 }
2148
2149
2150 void PrefPrinter::update(LyXRC const & rc)
2151 {
2152         printerAdaptCB->setChecked(rc.print_adapt_output);
2153         printerCommandED->setText(toqstr(rc.print_command));
2154         printerNameED->setText(toqstr(rc.printer));
2155
2156         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
2157         printerCopiesED->setText(toqstr(rc.print_copies_flag));
2158         printerReverseED->setText(toqstr(rc.print_reverse_flag));
2159         printerToPrinterED->setText(toqstr(rc.print_to_printer));
2160         printerExtensionED->setText(toqstr(rc.print_file_extension));
2161         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
2162         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
2163         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
2164         printerOddED->setText(toqstr(rc.print_oddpage_flag));
2165         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
2166         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
2167         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
2168         printerExtraED->setText(toqstr(rc.print_extra_options));
2169         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
2170         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
2171 }
2172
2173
2174 /////////////////////////////////////////////////////////////////////
2175 //
2176 // PrefUserInterface
2177 //
2178 /////////////////////////////////////////////////////////////////////
2179
2180 PrefUserInterface::PrefUserInterface(GuiPreferences * form)
2181         : PrefModule(qt_(catLookAndFeel), qt_("User interface"), form)
2182 {
2183         setupUi(this);
2184
2185         connect(autoSaveCB, SIGNAL(toggled(bool)),
2186                 autoSaveSB, SLOT(setEnabled(bool)));
2187         connect(autoSaveCB, SIGNAL(toggled(bool)),
2188                 TextLabel1, SLOT(setEnabled(bool)));
2189         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
2190                 this, SIGNAL(changed()));
2191 #if QT_VERSION < 0x040500
2192         singleCloseTabButtonCB->setEnabled(false);
2193 #endif
2194         connect(singleCloseTabButtonCB, SIGNAL(clicked()),
2195                 this, SIGNAL(changed()));
2196         connect(uiFilePB, SIGNAL(clicked()),
2197                 this, SLOT(selectUi()));
2198         connect(uiFileED, SIGNAL(textChanged(QString)),
2199                 this, SIGNAL(changed()));
2200         connect(restoreCursorCB, SIGNAL(clicked()),
2201                 this, SIGNAL(changed()));
2202         connect(loadSessionCB, SIGNAL(clicked()),
2203                 this, SIGNAL(changed()));
2204         connect(allowGeometrySessionCB, SIGNAL(clicked()),
2205                 this, SIGNAL(changed()));
2206         connect(autoSaveSB, SIGNAL(valueChanged(int)),
2207                 this, SIGNAL(changed()));
2208         connect(autoSaveCB, SIGNAL(clicked()),
2209                 this, SIGNAL(changed()));
2210         connect(backupCB, SIGNAL(clicked()),
2211                 this, SIGNAL(changed()));
2212         connect(lastfilesSB, SIGNAL(valueChanged(int)),
2213                 this, SIGNAL(changed()));
2214         connect(tooltipCB, SIGNAL(toggled(bool)),
2215                 this, SIGNAL(changed()));
2216         lastfilesSB->setMaximum(maxlastfiles);
2217 }
2218
2219
2220 void PrefUserInterface::apply(LyXRC & rc) const
2221 {
2222         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
2223         rc.use_lastfilepos = restoreCursorCB->isChecked();
2224         rc.load_session = loadSessionCB->isChecked();
2225         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
2226         rc.autosave = autoSaveCB->isChecked()?  autoSaveSB->value() * 60 : 0;
2227         rc.make_backup = backupCB->isChecked();
2228         rc.num_lastfiles = lastfilesSB->value();
2229         rc.use_tooltip = tooltipCB->isChecked();
2230         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
2231         rc.single_close_tab_button = singleCloseTabButtonCB->isChecked();
2232 #if QT_VERSION < 0x040500
2233         rc.single_close_tab_button = true;
2234 #endif
2235 }
2236
2237
2238 void PrefUserInterface::update(LyXRC const & rc)
2239 {
2240         uiFileED->setText(toqstr(external_path(rc.ui_file)));
2241         restoreCursorCB->setChecked(rc.use_lastfilepos);
2242         loadSessionCB->setChecked(rc.load_session);
2243         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
2244         // convert to minutes
2245         bool autosave = rc.autosave > 0;
2246         int mins = rc.autosave / 60;
2247         if (!mins)
2248                 mins = 5;
2249         autoSaveSB->setValue(mins);
2250         autoSaveCB->setChecked(autosave);
2251         autoSaveSB->setEnabled(autosave);
2252         backupCB->setChecked(rc.make_backup);
2253         lastfilesSB->setValue(rc.num_lastfiles);
2254         tooltipCB->setChecked(rc.use_tooltip);
2255         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
2256         singleCloseTabButtonCB->setChecked(rc.single_close_tab_button);
2257 }
2258
2259
2260 void PrefUserInterface::selectUi()
2261 {
2262         QString file = form_->browseUI(internalPath(uiFileED->text()));
2263         if (!file.isEmpty())
2264                 uiFileED->setText(file);
2265 }
2266
2267
2268 void PrefUserInterface::on_clearSessionPB_clicked()
2269 {
2270         guiApp->clearSession();
2271 }
2272
2273
2274
2275 /////////////////////////////////////////////////////////////////////
2276 //
2277 // PrefEdit
2278 //
2279 /////////////////////////////////////////////////////////////////////
2280
2281 PrefEdit::PrefEdit(GuiPreferences * form)
2282         : PrefModule(qt_(catEditing), qt_("Control"), form)
2283 {
2284         setupUi(this);
2285
2286         connect(cursorFollowsCB, SIGNAL(clicked()),
2287                 this, SIGNAL(changed()));
2288         connect(scrollBelowCB, SIGNAL(clicked()),
2289                 this, SIGNAL(changed()));
2290         connect(sortEnvironmentsCB, SIGNAL(clicked()),
2291                 this, SIGNAL(changed()));
2292         connect(groupEnvironmentsCB, SIGNAL(clicked()),
2293                 this, SIGNAL(changed()));
2294         connect(macroEditStyleCO, SIGNAL(activated(int)),
2295                 this, SIGNAL(changed()));
2296         connect(fullscreenLimitGB, SIGNAL(clicked()),
2297                 this, SIGNAL(changed()));
2298         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
2299                 this, SIGNAL(changed()));
2300         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
2301                 this, SIGNAL(changed()));
2302         connect(toggleMenubarCB, SIGNAL(toggled(bool)),
2303                 this, SIGNAL(changed()));
2304         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
2305                 this, SIGNAL(changed()));
2306         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
2307                 this, SIGNAL(changed()));
2308 }
2309
2310
2311 void PrefEdit::apply(LyXRC & rc) const
2312 {
2313         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
2314         rc.scroll_below_document = scrollBelowCB->isChecked();
2315         rc.sort_layouts = sortEnvironmentsCB->isChecked();
2316         rc.group_layouts = groupEnvironmentsCB->isChecked();
2317         switch (macroEditStyleCO->currentIndex()) {
2318                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
2319                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
2320                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
2321         }
2322         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
2323         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
2324         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
2325         rc.full_screen_menubar = toggleMenubarCB->isChecked();
2326         rc.full_screen_width = fullscreenWidthSB->value();
2327         rc.full_screen_limit = fullscreenLimitGB->isChecked();
2328 }
2329
2330
2331 void PrefEdit::update(LyXRC const & rc)
2332 {
2333         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
2334         scrollBelowCB->setChecked(rc.scroll_below_document);
2335         sortEnvironmentsCB->setChecked(rc.sort_layouts);
2336         groupEnvironmentsCB->setChecked(rc.group_layouts);
2337         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
2338         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
2339         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
2340         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
2341         toggleMenubarCB->setChecked(rc.full_screen_menubar);
2342         fullscreenWidthSB->setValue(rc.full_screen_width);
2343         fullscreenLimitGB->setChecked(rc.full_screen_limit);
2344 }
2345
2346
2347 /////////////////////////////////////////////////////////////////////
2348 //
2349 // PrefShortcuts
2350 //
2351 /////////////////////////////////////////////////////////////////////
2352
2353
2354 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
2355 {
2356         Ui::shortcutUi::setupUi(this);
2357         QDialog::setModal(true);
2358 }
2359
2360
2361 PrefShortcuts::PrefShortcuts(GuiPreferences * form)
2362         : PrefModule(qt_(catEditing), qt_("Shortcuts"), form)
2363 {
2364         setupUi(this);
2365
2366         shortcutsTW->setColumnCount(2);
2367         shortcutsTW->headerItem()->setText(0, qt_("Function"));
2368         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
2369         shortcutsTW->setSortingEnabled(true);
2370         // Multi-selection can be annoying.
2371         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
2372
2373         connect(bindFilePB, SIGNAL(clicked()),
2374                 this, SLOT(selectBind()));
2375         connect(bindFileED, SIGNAL(textChanged(QString)),
2376                 this, SIGNAL(changed()));
2377         connect(removePB, SIGNAL(clicked()),
2378                 this, SIGNAL(changed()));
2379
2380         shortcut_ = new GuiShortcutDialog(this);
2381         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
2382         shortcut_bc_.setOK(shortcut_->okPB);
2383         shortcut_bc_.setCancel(shortcut_->cancelPB);
2384
2385         connect(shortcut_->okPB, SIGNAL(clicked()),
2386                 shortcut_, SLOT(accept()));
2387         connect(shortcut_->okPB, SIGNAL(clicked()),
2388                 this, SIGNAL(changed()));
2389         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2390                 shortcut_, SLOT(reject()));
2391         connect(shortcut_->clearPB, SIGNAL(clicked()),
2392                 this, SLOT(shortcutClearPressed()));
2393         connect(shortcut_->removePB, SIGNAL(clicked()),
2394                 this, SLOT(shortcutRemovePressed()));
2395         connect(shortcut_->okPB, SIGNAL(clicked()),
2396                 this, SLOT(shortcutOkPressed()));
2397         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2398                 this, SLOT(shortcutCancelPressed()));
2399 }
2400
2401
2402 void PrefShortcuts::apply(LyXRC & rc) const
2403 {
2404         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
2405         // write user_bind and user_unbind to .lyx/bind/user.bind
2406         FileName bind_dir(addPath(package().user_support().absFilename(), "bind"));
2407         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
2408                 lyxerr << "LyX could not create the user bind directory '"
2409                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2410                 return;
2411         }
2412         if (!bind_dir.isDirWritable()) {
2413                 lyxerr << "LyX could not write to the user bind directory '"
2414                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2415                 return;
2416         }
2417         FileName user_bind_file(bind_dir.absFilename() + "/user.bind");
2418         user_unbind_.write(user_bind_file.toFilesystemEncoding(), false, true);
2419         user_bind_.write(user_bind_file.toFilesystemEncoding(), true, false);
2420         // immediately apply the keybindings. Why this is not done before?
2421         // The good thing is that the menus are updated automatically.
2422         theTopLevelKeymap().clear();
2423         theTopLevelKeymap().read("site");
2424         theTopLevelKeymap().read(rc.bind_file, 0, KeyMap::Fallback);
2425         theTopLevelKeymap().read("user", 0, KeyMap::MissingOK);
2426 }
2427
2428
2429 void PrefShortcuts::update(LyXRC const & rc)
2430 {
2431         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2432         //
2433         system_bind_.clear();
2434         user_bind_.clear();
2435         user_unbind_.clear();
2436         system_bind_.read("site");
2437         system_bind_.read(rc.bind_file);
2438         // \unbind in user.bind is added to user_unbind_
2439         user_bind_.read("user", &user_unbind_, KeyMap::MissingOK);
2440         updateShortcutsTW();
2441 }
2442
2443
2444 void PrefShortcuts::updateShortcutsTW()
2445 {
2446         shortcutsTW->clear();
2447
2448         editItem_ = new QTreeWidgetItem(shortcutsTW);
2449         editItem_->setText(0, qt_("Cursor, Mouse and Editing functions"));
2450         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2451
2452         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2453         mathItem_->setText(0, qt_("Mathematical Symbols"));
2454         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2455
2456         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2457         bufferItem_->setText(0, qt_("Document and Window"));
2458         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2459
2460         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2461         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2462         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2463
2464         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2465         systemItem_->setText(0, qt_("System and Miscellaneous"));
2466         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2467
2468         // listBindings(unbound=true) lists all bound and unbound lfuns
2469         // Items in this list is tagged by its source.
2470         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2471                 KeyMap::System);
2472         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2473                 KeyMap::UserBind);
2474         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2475                 KeyMap::UserUnbind);
2476         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2477                         user_bindinglist.end());
2478         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2479                         user_unbindinglist.end());
2480
2481         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2482         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2483         for (; it != it_end; ++it)
2484                 insertShortcutItem(it->request, it->sequence, KeyMap::ItemType(it->tag));
2485
2486         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2487         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2488         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2489         modifyPB->setEnabled(!items.isEmpty());
2490
2491         shortcutsTW->resizeColumnToContents(0);
2492 }
2493
2494
2495 void PrefShortcuts::setItemType(QTreeWidgetItem * item, KeyMap::ItemType tag)
2496 {
2497         item->setData(0, Qt::UserRole, QVariant(tag));
2498         QFont font;
2499
2500         switch (tag) {
2501         case KeyMap::System:
2502                 break;
2503         case KeyMap::UserBind:
2504                 font.setBold(true);
2505                 break;
2506         case KeyMap::UserUnbind:
2507                 font.setStrikeOut(true);
2508                 break;
2509         // this item is not displayed now.
2510         case KeyMap::UserExtraUnbind:
2511                 font.setStrikeOut(true);
2512                 break;
2513         }
2514
2515         item->setFont(1, font);
2516 }
2517
2518
2519 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2520                 KeySequence const & seq, KeyMap::ItemType tag)
2521 {
2522         FuncCode action = lfun.action;
2523         string const action_name = lyxaction.getActionName(action);
2524         QString const lfun_name = toqstr(from_utf8(action_name)
2525                         + ' ' + lfun.argument());
2526         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2527         KeyMap::ItemType item_tag = tag;
2528
2529         QTreeWidgetItem * newItem = 0;
2530         // for unbind items, try to find an existing item in the system bind list
2531         if (tag == KeyMap::UserUnbind) {
2532                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2533                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2534                 for (int i = 0; i < items.size(); ++i) {
2535                         if (items[i]->text(1) == shortcut)
2536                                 newItem = items[i];
2537                                 break;
2538                         }
2539                 // if not found, this unbind item is KeyMap::UserExtraUnbind
2540                 // Such an item is not displayed to avoid confusion (what is
2541                 // unmatched removed?).
2542                 if (!newItem) {
2543                         item_tag = KeyMap::UserExtraUnbind;
2544                         return 0;
2545                 }
2546         }
2547         if (!newItem) {
2548                 switch(lyxaction.getActionType(action)) {
2549                 case LyXAction::Hidden:
2550                         return 0;
2551                 case LyXAction::Edit:
2552                         newItem = new QTreeWidgetItem(editItem_);
2553                         break;
2554                 case LyXAction::Math:
2555                         newItem = new QTreeWidgetItem(mathItem_);
2556                         break;
2557                 case LyXAction::Buffer:
2558                         newItem = new QTreeWidgetItem(bufferItem_);
2559                         break;
2560                 case LyXAction::Layout:
2561                         newItem = new QTreeWidgetItem(layoutItem_);
2562                         break;
2563                 case LyXAction::System:
2564                         newItem = new QTreeWidgetItem(systemItem_);
2565                         break;
2566                 default:
2567                         // this should not happen
2568                         newItem = new QTreeWidgetItem(shortcutsTW);
2569                 }
2570         }
2571
2572         newItem->setText(0, lfun_name);
2573         newItem->setText(1, shortcut);
2574         // record BindFile representation to recover KeySequence when needed.
2575         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
2576         setItemType(newItem, item_tag);
2577         return newItem;
2578 }
2579
2580
2581 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
2582 {
2583         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2584         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2585         modifyPB->setEnabled(!items.isEmpty());
2586         if (items.isEmpty())
2587                 return;
2588
2589         KeyMap::ItemType tag =
2590                 static_cast<KeyMap::ItemType>(items[0]->data(0, Qt::UserRole).toInt());
2591         if (tag == KeyMap::UserUnbind)
2592                 removePB->setText(qt_("Res&tore"));
2593         else
2594                 removePB->setText(qt_("Remo&ve"));
2595 }
2596
2597
2598 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
2599 {
2600         modifyShortcut();
2601 }
2602
2603
2604 void PrefShortcuts::modifyShortcut()
2605 {
2606         QTreeWidgetItem * item = shortcutsTW->currentItem();
2607         if (item->flags() & Qt::ItemIsSelectable) {
2608                 shortcut_->lfunLE->setText(item->text(0));
2609                 save_lfun_ = item->text(0);
2610                 shortcut_->shortcutWG->setText(item->text(1));
2611                 KeySequence seq;
2612                 seq.parse(fromqstr(item->data(1, Qt::UserRole).toString()));
2613                 shortcut_->shortcutWG->setKeySequence(seq);
2614                 shortcut_->shortcutWG->setFocus();
2615                 shortcut_->exec();
2616         }
2617 }
2618
2619
2620 void PrefShortcuts::removeShortcut()
2621 {
2622         // it seems that only one item can be selected, but I am
2623         // removing all selected items anyway.
2624         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2625         for (int i = 0; i < items.size(); ++i) {
2626                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
2627                 string lfun = fromqstr(items[i]->text(0));
2628                 FuncRequest func = lyxaction.lookupFunc(lfun);
2629                 KeyMap::ItemType tag =
2630                         static_cast<KeyMap::ItemType>(items[i]->data(0, Qt::UserRole).toInt());
2631
2632                 switch (tag) {
2633                 case KeyMap::System: {
2634                         // for system bind, we do not touch the item
2635                         // but add an user unbind item
2636                         user_unbind_.bind(shortcut, func);
2637                         setItemType(items[i], KeyMap::UserUnbind);
2638                         removePB->setText(qt_("Res&tore"));
2639                         break;
2640                 }
2641                 case KeyMap::UserBind: {
2642                         // for user_bind, we remove this bind
2643                         QTreeWidgetItem * parent = items[i]->parent();
2644                         int itemIdx = parent->indexOfChild(items[i]);
2645                         parent->takeChild(itemIdx);
2646                         if (itemIdx > 0)
2647                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
2648                         else
2649                                 shortcutsTW->scrollToItem(parent);
2650                         user_bind_.unbind(shortcut, func);
2651                         break;
2652                 }
2653                 case KeyMap::UserUnbind: {
2654                         // for user_unbind, we remove the unbind, and the item
2655                         // become KeyMap::System again.
2656                         user_unbind_.unbind(shortcut, func);
2657                         setItemType(items[i], KeyMap::System);
2658                         removePB->setText(qt_("Remo&ve"));
2659                         break;
2660                 }
2661                 case KeyMap::UserExtraUnbind: {
2662                         // for user unbind that is not in system bind file,
2663                         // remove this unbind file
2664                         QTreeWidgetItem * parent = items[i]->parent();
2665                         parent->takeChild(parent->indexOfChild(items[i]));
2666                         user_unbind_.unbind(shortcut, func);
2667                 }
2668                 }
2669         }
2670 }
2671
2672
2673 void PrefShortcuts::selectBind()
2674 {
2675         QString file = form_->browsebind(internalPath(bindFileED->text()));
2676         if (!file.isEmpty()) {
2677                 bindFileED->setText(file);
2678                 system_bind_ = KeyMap();
2679                 system_bind_.read(fromqstr(file));
2680                 updateShortcutsTW();
2681         }
2682 }
2683
2684
2685 void PrefShortcuts::on_modifyPB_pressed()
2686 {
2687         modifyShortcut();
2688 }
2689
2690
2691 void PrefShortcuts::on_newPB_pressed()
2692 {
2693         shortcut_->lfunLE->clear();
2694         shortcut_->shortcutWG->reset();
2695         save_lfun_ = QString();
2696         shortcut_->exec();
2697 }
2698
2699
2700 void PrefShortcuts::on_removePB_pressed()
2701 {
2702         removeShortcut();
2703 }
2704
2705
2706 void PrefShortcuts::on_searchLE_textEdited()
2707 {
2708         if (searchLE->text().isEmpty()) {
2709                 // show all hidden items
2710                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
2711                 while (*it)
2712                         shortcutsTW->setItemHidden(*it++, false);
2713                 return;
2714         }
2715         // search both columns
2716         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
2717                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
2718         matched += shortcutsTW->findItems(searchLE->text(),
2719                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
2720
2721         // hide everyone (to avoid searching in matched QList repeatedly
2722         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
2723         while (*it)
2724                 shortcutsTW->setItemHidden(*it++, true);
2725         // show matched items
2726         for (int i = 0; i < matched.size(); ++i) {
2727                 shortcutsTW->setItemHidden(matched[i], false);
2728         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
2729         }
2730 }
2731
2732
2733 docstring makeCmdString(FuncRequest const & f)
2734 {
2735         docstring actionStr = from_ascii(lyxaction.getActionName(f.action));
2736         if (!f.argument().empty())
2737                 actionStr += " " + f.argument();
2738         return actionStr;
2739 }
2740
2741
2742 void PrefShortcuts::shortcutOkPressed()
2743 {
2744         QString const new_lfun = shortcut_->lfunLE->text();
2745         FuncRequest func = lyxaction.lookupFunc(fromqstr(new_lfun));
2746
2747         if (func.action == LFUN_UNKNOWN_ACTION) {
2748                 Alert::error(_("Failed to create shortcut"),
2749                         _("Unknown or invalid LyX function"));
2750                 return;
2751         }
2752
2753         KeySequence k = shortcut_->shortcutWG->getKeySequence();
2754         if (k.length() == 0) {
2755                 Alert::error(_("Failed to create shortcut"),
2756                         _("Invalid or empty key sequence"));
2757                 return;
2758         }
2759
2760         // check to see if there's been any change
2761         FuncRequest oldBinding = system_bind_.getBinding(k);
2762         if (oldBinding.action == LFUN_UNKNOWN_ACTION)
2763                 oldBinding = user_bind_.getBinding(k);
2764         if (oldBinding == func) {
2765                 docstring const actionStr = makeCmdString(func);
2766                 Alert::error(_("Failed to create shortcut"),
2767                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s"),
2768                         k.print(KeySequence::ForGui), actionStr));
2769                 return;
2770         }
2771
2772         // make sure this key isn't already bound---and, if so, not unbound
2773         FuncCode const unbind = user_unbind_.getBinding(k).action;
2774         if (oldBinding.action != LFUN_UNKNOWN_ACTION && unbind == LFUN_UNKNOWN_ACTION)
2775         {
2776                 // FIXME Perhaps we should offer to over-write the old shortcut?
2777                 // If so, we'll need to remove it from our list, etc.
2778                 docstring const actionStr = makeCmdString(oldBinding);
2779                 Alert::error(_("Failed to create shortcut"),
2780                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s\n"
2781                           "You need to remove that binding before creating a new one."),
2782                         k.print(KeySequence::ForGui), actionStr));
2783                 return;
2784         }
2785
2786         if (!save_lfun_.isEmpty() && new_lfun == save_lfun_)
2787                 // real modification of the lfun's shortcut,
2788                 // so remove the previous one
2789                 removeShortcut();
2790
2791         QTreeWidgetItem * item = insertShortcutItem(func, k, KeyMap::UserBind);
2792         if (item) {
2793                 user_bind_.bind(&k, func);
2794                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
2795                 shortcutsTW->setItemExpanded(item->parent(), true);
2796                 shortcutsTW->scrollToItem(item);
2797         } else {
2798                 Alert::error(_("Failed to create shortcut"),
2799                         _("Can not insert shortcut to the list"));
2800                 return;
2801         }
2802 }
2803
2804
2805 void PrefShortcuts::shortcutCancelPressed()
2806 {
2807         shortcut_->shortcutWG->reset();
2808 }
2809
2810
2811 void PrefShortcuts::shortcutClearPressed()
2812 {
2813         shortcut_->shortcutWG->reset();
2814 }
2815
2816
2817 void PrefShortcuts::shortcutRemovePressed()
2818 {
2819         shortcut_->shortcutWG->removeFromSequence();
2820 }
2821
2822
2823 /////////////////////////////////////////////////////////////////////
2824 //
2825 // PrefIdentity
2826 //
2827 /////////////////////////////////////////////////////////////////////
2828
2829 PrefIdentity::PrefIdentity(GuiPreferences * form)
2830         : PrefModule(QString(), qt_("Identity"), form)
2831 {
2832         setupUi(this);
2833
2834         connect(nameED, SIGNAL(textChanged(QString)),
2835                 this, SIGNAL(changed()));
2836         connect(emailED, SIGNAL(textChanged(QString)),
2837                 this, SIGNAL(changed()));
2838 }
2839
2840
2841 void PrefIdentity::apply(LyXRC & rc) const
2842 {
2843         rc.user_name = fromqstr(nameED->text());
2844         rc.user_email = fromqstr(emailED->text());
2845 }
2846
2847
2848 void PrefIdentity::update(LyXRC const & rc)
2849 {
2850         nameED->setText(toqstr(rc.user_name));
2851         emailED->setText(toqstr(rc.user_email));
2852 }
2853
2854
2855
2856 /////////////////////////////////////////////////////////////////////
2857 //
2858 // GuiPreferences
2859 //
2860 /////////////////////////////////////////////////////////////////////
2861
2862 GuiPreferences::GuiPreferences(GuiView & lv)
2863         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
2864 {
2865         setupUi(this);
2866
2867         QDialog::setModal(false);
2868
2869         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
2870         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
2871         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
2872         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
2873
2874         addModule(new PrefUserInterface(this));
2875         addModule(new PrefEdit(this));
2876         addModule(new PrefShortcuts(this));
2877         addModule(new PrefScreenFonts(this));
2878         addModule(new PrefColors(this));
2879         addModule(new PrefDisplay(this));
2880         addModule(new PrefInput(this));
2881         addModule(new PrefCompletion(this));
2882
2883         addModule(new PrefPaths(this));
2884
2885         addModule(new PrefIdentity(this));
2886
2887         addModule(new PrefLanguage(this));
2888         addModule(new PrefSpellchecker(this));
2889
2890         addModule(new PrefPrinter(this));
2891         PrefDate * dateFormat = new PrefDate(this);
2892         addModule(dateFormat);
2893         addModule(new PrefPlaintext(this));
2894         addModule(new PrefLatex(this));
2895
2896         PrefConverters * converters = new PrefConverters(this);
2897         PrefFileformats * formats = new PrefFileformats(this);
2898         connect(formats, SIGNAL(formatsChanged()),
2899                         converters, SLOT(updateGui()));
2900         addModule(converters);
2901         addModule(formats);
2902
2903         prefsPS->setCurrentPanel(qt_("User interface"));
2904 // FIXME: hack to work around resizing bug in Qt >= 4.2
2905 // bug verified with Qt 4.2.{0-3} (JSpitzm)
2906 #if QT_VERSION >= 0x040200
2907         prefsPS->updateGeometry();
2908 #endif
2909
2910         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
2911         bc().setOK(savePB);
2912         bc().setApply(applyPB);
2913         bc().setCancel(closePB);
2914         bc().setRestore(restorePB);
2915
2916         // initialize the strftime validator
2917         bc().addCheckedLineEdit(dateFormat->DateED);
2918 }
2919
2920
2921 void GuiPreferences::addModule(PrefModule * module)
2922 {
2923         LASSERT(module, return);
2924         if (module->category().isEmpty())
2925                 prefsPS->addPanel(module, module->title());
2926         else
2927                 prefsPS->addPanel(module, module->title(), module->category());
2928         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
2929         modules_.push_back(module);
2930 }
2931
2932
2933 void GuiPreferences::change_adaptor()
2934 {
2935         changed();
2936 }
2937
2938
2939 void GuiPreferences::apply(LyXRC & rc) const
2940 {
2941         size_t end = modules_.size();
2942         for (size_t i = 0; i != end; ++i)
2943                 modules_[i]->apply(rc);
2944 }
2945
2946
2947 void GuiPreferences::updateRc(LyXRC const & rc)
2948 {
2949         size_t const end = modules_.size();
2950         for (size_t i = 0; i != end; ++i)
2951                 modules_[i]->update(rc);
2952 }
2953
2954
2955 void GuiPreferences::applyView()
2956 {
2957         apply(rc());
2958 }
2959
2960 bool GuiPreferences::initialiseParams(string const &)
2961 {
2962         rc_ = lyxrc;
2963         formats_ = lyx::formats;
2964         converters_ = theConverters();
2965         converters_.update(formats_);
2966         movers_ = theMovers();
2967         colors_.clear();
2968         update_screen_font_ = false;
2969
2970         updateRc(rc_);
2971         // Make sure that the bc is in the INITIAL state
2972         if (bc().policy().buttonStatus(ButtonPolicy::RESTORE))
2973                 bc().restore();
2974
2975         return true;
2976 }
2977
2978
2979 void GuiPreferences::dispatchParams()
2980 {
2981         ostringstream ss;
2982         rc_.write(ss, true);
2983         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
2984         // FIXME: these need lfuns
2985         // FIXME UNICODE
2986         theBufferList().setCurrentAuthor(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
2987
2988         lyx::formats = formats_;
2989
2990         theConverters() = converters_;
2991         theConverters().update(lyx::formats);
2992         theConverters().buildGraph();
2993
2994         theMovers() = movers_;
2995
2996         vector<string>::const_iterator it = colors_.begin();
2997         vector<string>::const_iterator const end = colors_.end();
2998         for (; it != end; ++it)
2999                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
3000         colors_.clear();
3001
3002         if (update_screen_font_) {
3003                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
3004                 update_screen_font_ = false;
3005         }
3006
3007         // The Save button has been pressed
3008         if (isClosing())
3009                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
3010 }
3011
3012
3013 void GuiPreferences::setColor(ColorCode col, QString const & hex)
3014 {
3015         colors_.push_back(lcolor.getLyXName(col) + ' ' + fromqstr(hex));
3016 }
3017
3018
3019 void GuiPreferences::updateScreenFonts()
3020 {
3021         update_screen_font_ = true;
3022 }
3023
3024
3025 QString GuiPreferences::browsebind(QString const & file) const
3026 {
3027         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
3028                              QStringList(qt_("LyX bind files (*.bind)")));
3029 }
3030
3031
3032 QString GuiPreferences::browseUI(QString const & file) const
3033 {
3034         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
3035                              QStringList(qt_("LyX UI files (*.ui)")));
3036 }
3037
3038
3039 QString GuiPreferences::browsekbmap(QString const & file) const
3040 {
3041         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
3042                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
3043 }
3044
3045
3046 QString GuiPreferences::browse(QString const & file,
3047         QString const & title) const
3048 {
3049         return browseFile(file, title, QStringList(), true);
3050 }
3051
3052
3053 // We support less paper sizes than the document dialog
3054 // Therefore this adjustment is needed.
3055 PAPER_SIZE GuiPreferences::toPaperSize(int i) const
3056 {
3057         switch (i) {
3058         case 0:
3059                 return PAPER_DEFAULT;
3060         case 1:
3061                 return PAPER_USLETTER;
3062         case 2:
3063                 return PAPER_USLEGAL;
3064         case 3:
3065                 return PAPER_USEXECUTIVE;
3066         case 4:
3067                 return PAPER_A3;
3068         case 5:
3069                 return PAPER_A4;
3070         case 6:
3071                 return PAPER_A5;
3072         case 7:
3073                 return PAPER_B5;
3074         default:
3075                 // should not happen
3076                 return PAPER_DEFAULT;
3077         }
3078 }
3079
3080
3081 int GuiPreferences::fromPaperSize(PAPER_SIZE papersize) const
3082 {
3083         switch (papersize) {
3084         case PAPER_DEFAULT:
3085                 return 0;
3086         case PAPER_USLETTER:
3087                 return 1;
3088         case PAPER_USLEGAL:
3089                 return 2;
3090         case PAPER_USEXECUTIVE:
3091                 return 3;
3092         case PAPER_A3:
3093                 return 4;
3094         case PAPER_A4:
3095                 return 5;
3096         case PAPER_A5:
3097                 return 6;
3098         case PAPER_B5:
3099                 return 7;
3100         default:
3101                 // should not happen
3102                 return 0;
3103         }
3104 }
3105
3106
3107 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
3108
3109
3110 } // namespace frontend
3111 } // namespace lyx
3112
3113 #include "moc_GuiPrefs.cpp"