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