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 "Author.h"
  25 #include "BufferList.h"
  26 #include "Color.h"
  27 #include "ColorSet.h"
  28 #include "ConverterCache.h"
  29 #include "FontEnums.h"
  30 #include "FuncRequest.h"
  31 #include "KeyMap.h"
  32 #include "KeySequence.h"
  33 #include "Language.h"
  34 #include "LyXAction.h"
  35 #include "LyX.h"
  36 #include "PanelStack.h"
  37 #include "paper.h"
  38 #include "Session.h"
  39 #include "SpellChecker.h"
  40
  41 #include "support/debug.h"
  42 #include "support/FileName.h"
  43 #include "support/filetools.h"
  44 #include "support/foreach.h"
  45 #include "support/gettext.h"
  46 #include "support/lstrings.h"
  47 #include "support/os.h"
  48 #include "support/Package.h"
  49
  50 #include "graphics/GraphicsTypes.h"
  51
  52 #include "frontends/alert.h"
  53 #include "frontends/Application.h"
  54 #include "frontends/FontLoader.h"
  55
  56 #include <QAbstractItemModel>
  57 #include <QCheckBox>
  58 #include <QColorDialog>
  59 #include <QFontDatabase>
  60 #include <QHeaderView>
  61 #include <QLineEdit>
  62 #include <QMessageBox>
  63 #include <QPixmapCache>
  64 #include <QPushButton>
  65 #include <QSpinBox>
  66 #include <QString>
  67 #include <QTreeWidget>
  68 #include <QTreeWidgetItem>
  69 #include <QValidator>
  70
  71 #include <iomanip>
  72 #include <sstream>
  73 #include <algorithm>
  74
  75 using namespace Ui;
  76
  77 using namespace std;
  78 using namespace lyx::support;
  79 using namespace lyx::support::os;
  80
  81 namespace lyx {
  82 namespace frontend {
  83
  84 /////////////////////////////////////////////////////////////////////
  85 //
  86 // Browser Helpers
  87 //
  88 /////////////////////////////////////////////////////////////////////
  89
  90 /** Launch a file dialog and return the chosen file.
  91         filename: a suggested filename.
  92         title: the title of the dialog.
  93         pattern: *.ps etc.
  94         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
  95 */
  96 QString browseFile(QString const & filename,
  97         QString const & title,
  98         QStringList const & filters,
  99         bool save = false,
 100         QString const & label1 = QString(),
 101         QString const & dir1 = QString(),
 102         QString const & label2 = QString(),
 103         QString const & dir2 = QString(),
 104         QString const & fallback_dir = QString())
 105 {
 106         QString lastPath = ".";
 107         if (!filename.isEmpty())
 108                 lastPath = onlyPath(filename);
 109         else if(!fallback_dir.isEmpty())
 110                 lastPath = fallback_dir;
 111
 112         FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
 113         dlg.setButton2(label1, dir1);
 114         dlg.setButton2(label2, dir2);
 115
 116         FileDialog::Result result;
 117
 118         if (save)
 119                 result = dlg.save(lastPath, filters, onlyFileName(filename));
 120         else
 121                 result = dlg.open(lastPath, filters, onlyFileName(filename));
 122
 123         return result.second;
 124 }
 125
 126
 127 /** Wrapper around browseFile which tries to provide a filename
 128 *  relative to the user or system directory. The dir, name and ext
 129 *  parameters have the same meaning as in the
 130 *  support::LibFileSearch function.
 131 */
 132 QString browseLibFile(QString const & dir,
 133         QString const & name,
 134         QString const & ext,
 135         QString const & title,
 136         QStringList const & filters)
 137 {
 138         // FIXME UNICODE
 139         QString const label1 = qt_("System files|#S#s");
 140         QString const dir1 =
 141                 toqstr(addName(package().system_support().absFileName(), fromqstr(dir)));
 142
 143         QString const label2 = qt_("User files|#U#u");
 144         QString const dir2 =
 145                 toqstr(addName(package().user_support().absFileName(), fromqstr(dir)));
 146
 147         QString const result = browseFile(toqstr(
 148                 libFileSearch(dir, name, ext).absFileName()),
 149                 title, filters, false, dir1, dir2, QString(), QString(), dir1);
 150
 151         // remove the extension if it is the default one
 152         QString noextresult;
 153         if (getExtension(result) == ext)
 154                 noextresult = removeExtension(result);
 155         else
 156                 noextresult = result;
 157
 158         // remove the directory, if it is the default one
 159         QString const file = onlyFileName(noextresult);
 160         if (toqstr(libFileSearch(dir, file, ext).absFileName()) == result)
 161                 return file;
 162         else
 163                 return noextresult;
 164 }
 165
 166
 167 /** Launch a file dialog and return the chosen directory.
 168         pathname: a suggested pathname.
 169         title: the title of the dialog.
 170         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
 171 */
 172 QString browseDir(QString const & pathname,
 173         QString const & title,
 174         QString const & label1 = QString(),
 175         QString const & dir1 = QString(),
 176         QString const & label2 = QString(),
 177         QString const & dir2 = QString())
 178 {
 179         QString lastPath = ".";
 180         if (!pathname.isEmpty())
 181                 lastPath = onlyPath(pathname);
 182
 183         FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
 184         dlg.setButton1(label1, dir1);
 185         dlg.setButton2(label2, dir2);
 186
 187         FileDialog::Result const result =
 188                 dlg.opendir(lastPath, onlyFileName(pathname));
 189
 190         return result.second;
 191 }
 192
 193
 194 } // namespace frontend
 195
 196
 197 QString browseRelFile(QString const & filename, QString const & refpath,
 198         QString const & title, QStringList const & filters, bool save,
 199         QString const & label1, QString const & dir1,
 200         QString const & label2, QString const & dir2)
 201 {
 202         QString const fname = makeAbsPath(filename, refpath);
 203
 204
 205         QString const outname =
 206                 frontend::browseFile(fname, title, filters, save, label1, dir1, label2, dir2);
 207
 208         QString const reloutname =
 209                 toqstr(makeRelPath(qstring_to_ucs4(outname), qstring_to_ucs4(refpath)));
 210
 211         if (reloutname.startsWith("../"))
 212                 return outname;
 213         else
 214                 return reloutname;
 215 }
 216
 217
 218
 219 /////////////////////////////////////////////////////////////////////
 220 //
 221 // Helpers
 222 //
 223 /////////////////////////////////////////////////////////////////////
 224
 225 namespace frontend {
 226
 227 string const catLookAndFeel = N_("Look & Feel");
 228 string const catEditing = N_("Editing");
 229 string const catLanguage = N_("Language Settings");
 230 string const catOutput = N_("Output");
 231 string const catFiles = N_("File Handling");
 232
 233 static void parseFontName(QString const & mangled0,
 234         string & name, string & foundry)
 235 {
 236         string mangled = fromqstr(mangled0);
 237         size_t const idx = mangled.find('[');
 238         if (idx == string::npos || idx == 0) {
 239                 name = mangled;
 240                 foundry.clear();
 241         } else {
 242                 name = mangled.substr(0, idx - 1),
 243                 foundry = mangled.substr(idx + 1, mangled.size() - idx - 2);
 244         }
 245 }
 246
 247
 248 static void setComboxFont(QComboBox * cb, string const & family,
 249         string const & foundry)
 250 {
 251         QString fontname = toqstr(family);
 252         if (!foundry.empty())
 253                 fontname += " [" + toqstr(foundry) + ']';
 254
 255         for (int i = 0; i != cb->count(); ++i) {
 256                 if (cb->itemText(i) == fontname) {
 257                         cb->setCurrentIndex(i);
 258                         return;
 259                 }
 260         }
 261
 262         // Try matching without foundry name
 263
 264         // We count in reverse in order to prefer the Xft foundry
 265         for (int i = cb->count(); --i >= 0;) {
 266                 string name, foundry;
 267                 parseFontName(cb->itemText(i), name, foundry);
 268                 if (compare_ascii_no_case(name, family) == 0) {
 269                         cb->setCurrentIndex(i);
 270                         return;
 271                 }
 272         }
 273
 274         // family alone can contain e.g. "Helvetica [Adobe]"
 275         string tmpname, tmpfoundry;
 276         parseFontName(toqstr(family), tmpname, tmpfoundry);
 277
 278         // We count in reverse in order to prefer the Xft foundry
 279         for (int i = cb->count(); --i >= 0; ) {
 280                 string name, foundry;
 281                 parseFontName(cb->itemText(i), name, foundry);
 282                 if (compare_ascii_no_case(name, foundry) == 0) {
 283                         cb->setCurrentIndex(i);
 284                         return;
 285                 }
 286         }
 287
 288         // Bleh, default fonts, and the names couldn't be found. Hack
 289         // for bug 1063.
 290
 291         QFont font;
 292         font.setKerning(false);
 293
 294         QString const font_family = toqstr(family);
 295         if (font_family == guiApp->romanFontName()) {
 296                 font.setStyleHint(QFont::Serif);
 297                 font.setFamily(font_family);
 298         } else if (font_family == guiApp->sansFontName()) {
 299                 font.setStyleHint(QFont::SansSerif);
 300                 font.setFamily(font_family);
 301         } else if (font_family == guiApp->typewriterFontName()) {
 302                 font.setStyleHint(QFont::TypeWriter);
 303                 font.setFamily(font_family);
 304         } else {
 305                 LYXERR0("FAILED to find the default font: '"
 306                        << foundry << "', '" << family << '\'');
 307                 return;
 308         }
 309
 310         QFontInfo info(font);
 311         string default_font_name, dummyfoundry;
 312         parseFontName(info.family(), default_font_name, dummyfoundry);
 313         LYXERR0("Apparent font is " << default_font_name);
 314
 315         for (int i = 0; i < cb->count(); ++i) {
 316                 LYXERR0("Looking at " << cb->itemText(i));
 317                 if (compare_ascii_no_case(fromqstr(cb->itemText(i)),
 318                                     default_font_name) == 0) {
 319                         cb->setCurrentIndex(i);
 320                         return;
 321                 }
 322         }
 323
 324         LYXERR0("FAILED to find the font: '"
 325                << foundry << "', '" << family << '\'');
 326 }
 327
 328
 329 /////////////////////////////////////////////////////////////////////
 330 //
 331 // StrftimeValidator
 332 //
 333 /////////////////////////////////////////////////////////////////////
 334
 335 class StrftimeValidator : public QValidator
 336 {
 337 public:
 338         StrftimeValidator(QWidget *);
 339         QValidator::State validate(QString & input, int & pos) const;
 340 };
 341
 342
 343 StrftimeValidator::StrftimeValidator(QWidget * parent)
 344         : QValidator(parent)
 345 {
 346 }
 347
 348
 349 QValidator::State StrftimeValidator::validate(QString & input, int & /*pos*/) const
 350 {
 351         if (is_valid_strftime(fromqstr(input)))
 352                 return QValidator::Acceptable;
 353         else
 354                 return QValidator::Intermediate;
 355 }
 356
 357
 358 /////////////////////////////////////////////////////////////////////
 359 //
 360 // PrefOutput
 361 //
 362 /////////////////////////////////////////////////////////////////////
 363
 364 PrefOutput::PrefOutput(GuiPreferences * form)
 365         : PrefModule(qt_(catOutput), qt_("General"), form)
 366 {
 367         setupUi(this);
 368         DateED->setValidator(new StrftimeValidator(DateED));
 369         connect(DateED, SIGNAL(textChanged(QString)),
 370                 this, SIGNAL(changed()));
 371         connect(plaintextLinelengthSB, SIGNAL(valueChanged(int)),
 372                 this, SIGNAL(changed()));
 373         connect(overwriteCO, SIGNAL(activated(int)),
 374                 this, SIGNAL(changed()));
 375         connect(dviCB, SIGNAL(editTextChanged(QString)),
 376                 this, SIGNAL(changed()));
 377         connect(pdfCB, SIGNAL(editTextChanged(QString)),
 378                 this, SIGNAL(changed()));
 379         dviCB->addItem("");
 380         dviCB->addItem("xdvi -sourceposition '$$n:\\ $$t' $$o");
 381         dviCB->addItem("yap -1 -s \"$$n $$t\" $$o");
 382         dviCB->addItem("okular --unique $$o#src:$$n$$t");
 383         dviCB->addItem("synctex view -i $$n:0:$$t -o $$o -x \"evince -p %{page+1} $$o\"");
 384         pdfCB->addItem("");
 385         pdfCB->addItem("CMCDDE SUMATRA control [ForwardSearch(\\\"$$o\\\",\\\"$$t\\\",$$n,0,0,1)]");
 386         pdfCB->addItem("synctex view -i $$n:0:$$t -o $$o -x \"xpdf -raise -remote $$t.tmp $$o %{page+1}\"");
 387         pdfCB->addItem("okular --unique $$o#src:$$n$$t");
 388         pdfCB->addItem("synctex view -i $$n:0:$$t -o $$o -x \"evince -p %{page+1} $$o\"");
 389         pdfCB->addItem("/Applications/Skim.app/Contents/SharedSupport/displayline $$n $$o $$t");
 390 }
 391
 392
 393 void PrefOutput::on_DateED_textChanged(const QString &)
 394 {
 395         QString t = DateED->text();
 396         int p = 0;
 397         bool valid = DateED->validator()->validate(t, p)
 398                      == QValidator::Acceptable;
 399         setValid(DateLA, valid);
 400 }
 401
 402
 403 void PrefOutput::apply(LyXRC & rc) const
 404 {
 405         rc.date_insert_format = fromqstr(DateED->text());
 406         rc.plaintext_linelen = plaintextLinelengthSB->value();
 407         rc.forward_search_dvi = fromqstr(dviCB->currentText());
 408         rc.forward_search_pdf = fromqstr(pdfCB->currentText());
 409
 410         switch (overwriteCO->currentIndex()) {
 411         case 0:
 412                 rc.export_overwrite = NO_FILES;
 413                 break;
 414         case 1:
 415                 rc.export_overwrite = MAIN_FILE;
 416                 break;
 417         case 2:
 418                 rc.export_overwrite = ALL_FILES;
 419                 break;
 420         }
 421 }
 422
 423
 424 void PrefOutput::update(LyXRC const & rc)
 425 {
 426         DateED->setText(toqstr(rc.date_insert_format));
 427         plaintextLinelengthSB->setValue(rc.plaintext_linelen);
 428         dviCB->setEditText(toqstr(rc.forward_search_dvi));
 429         pdfCB->setEditText(toqstr(rc.forward_search_pdf));
 430
 431         switch (rc.export_overwrite) {
 432         case NO_FILES:
 433                 overwriteCO->setCurrentIndex(0);
 434                 break;
 435         case MAIN_FILE:
 436                 overwriteCO->setCurrentIndex(1);
 437                 break;
 438         case ALL_FILES:
 439                 overwriteCO->setCurrentIndex(2);
 440                 break;
 441         }
 442 }
 443
 444
 445 /////////////////////////////////////////////////////////////////////
 446 //
 447 // PrefInput
 448 //
 449 /////////////////////////////////////////////////////////////////////
 450
 451 PrefInput::PrefInput(GuiPreferences * form)
 452         : PrefModule(qt_(catEditing), qt_("Keyboard/Mouse"), form)
 453 {
 454         setupUi(this);
 455
 456         connect(keymapCB, SIGNAL(clicked()),
 457                 this, SIGNAL(changed()));
 458         connect(firstKeymapED, SIGNAL(textChanged(QString)),
 459                 this, SIGNAL(changed()));
 460         connect(secondKeymapED, SIGNAL(textChanged(QString)),
 461                 this, SIGNAL(changed()));
 462         connect(mouseWheelSpeedSB, SIGNAL(valueChanged(double)),
 463                 this, SIGNAL(changed()));
 464         connect(scrollzoomEnableCB, SIGNAL(clicked()),
 465                 this, SIGNAL(changed()));
 466         connect(scrollzoomValueCO, SIGNAL(activated(int)),
 467                 this, SIGNAL(changed()));
 468         connect(dontswapCB, SIGNAL(toggled(bool)),
 469                 this, SIGNAL(changed()));
 470
 471         // reveal checkbox for switching Ctrl and Meta on Mac:
 472         bool swapcb = false;
 473 #ifdef Q_WS_MACX
 474 #if QT_VERSION > 0x040600
 475         swapcb = true;
 476 #endif
 477 #endif
 478         dontswapCB->setVisible(swapcb);
 479 }
 480
 481
 482 void PrefInput::apply(LyXRC & rc) const
 483 {
 484         // FIXME: can derive CB from the two EDs
 485         rc.use_kbmap = keymapCB->isChecked();
 486         rc.primary_kbmap = internal_path(fromqstr(firstKeymapED->text()));
 487         rc.secondary_kbmap = internal_path(fromqstr(secondKeymapED->text()));
 488         rc.mouse_wheel_speed = mouseWheelSpeedSB->value();
 489         if (scrollzoomEnableCB->isChecked()) {
 490                 switch (scrollzoomValueCO->currentIndex()) {
 491                 case 0:
 492                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_CTRL;
 493                         break;
 494                 case 1:
 495                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_SHIFT;
 496                         break;
 497                 case 2:
 498                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_ALT;
 499                         break;
 500                 }
 501         } else {
 502                 rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_OFF;
 503         }
 504         rc.mac_dontswap_ctrl_meta  = dontswapCB->isChecked();
 505 }
 506
 507
 508 void PrefInput::update(LyXRC const & rc)
 509 {
 510         // FIXME: can derive CB from the two EDs
 511         keymapCB->setChecked(rc.use_kbmap);
 512         firstKeymapED->setText(toqstr(external_path(rc.primary_kbmap)));
 513         secondKeymapED->setText(toqstr(external_path(rc.secondary_kbmap)));
 514         mouseWheelSpeedSB->setValue(rc.mouse_wheel_speed);
 515         switch (rc.scroll_wheel_zoom) {
 516         case LyXRC::SCROLL_WHEEL_ZOOM_OFF:
 517                 scrollzoomEnableCB->setChecked(false);
 518                 break;
 519         case LyXRC::SCROLL_WHEEL_ZOOM_CTRL:
 520                 scrollzoomEnableCB->setChecked(true);
 521                 scrollzoomValueCO->setCurrentIndex(0);
 522                 break;
 523         case LyXRC::SCROLL_WHEEL_ZOOM_SHIFT:
 524                 scrollzoomEnableCB->setChecked(true);
 525                 scrollzoomValueCO->setCurrentIndex(1);
 526                 break;
 527         case LyXRC::SCROLL_WHEEL_ZOOM_ALT:
 528                 scrollzoomEnableCB->setChecked(true);
 529                 scrollzoomValueCO->setCurrentIndex(2);
 530                 break;
 531         }
 532         dontswapCB->setChecked(rc.mac_dontswap_ctrl_meta);
 533 }
 534
 535
 536 QString PrefInput::testKeymap(QString const & keymap)
 537 {
 538         return form_->browsekbmap(internalPath(keymap));
 539 }
 540
 541
 542 void PrefInput::on_firstKeymapPB_clicked(bool)
 543 {
 544         QString const file = testKeymap(firstKeymapED->text());
 545         if (!file.isEmpty())
 546                 firstKeymapED->setText(file);
 547 }
 548
 549
 550 void PrefInput::on_secondKeymapPB_clicked(bool)
 551 {
 552         QString const file = testKeymap(secondKeymapED->text());
 553         if (!file.isEmpty())
 554                 secondKeymapED->setText(file);
 555 }
 556
 557
 558 void PrefInput::on_keymapCB_toggled(bool keymap)
 559 {
 560         firstKeymapLA->setEnabled(keymap);
 561         secondKeymapLA->setEnabled(keymap);
 562         firstKeymapED->setEnabled(keymap);
 563         secondKeymapED->setEnabled(keymap);
 564         firstKeymapPB->setEnabled(keymap);
 565         secondKeymapPB->setEnabled(keymap);
 566 }
 567
 568
 569 void PrefInput::on_scrollzoomEnableCB_toggled(bool enabled)
 570 {
 571         scrollzoomValueCO->setEnabled(enabled);
 572 }
 573
 574
 575 /////////////////////////////////////////////////////////////////////
 576 //
 577 // PrefCompletion
 578 //
 579 /////////////////////////////////////////////////////////////////////
 580
 581 PrefCompletion::PrefCompletion(GuiPreferences * form)
 582         : PrefModule(qt_(catEditing), qt_("Input Completion"), form)
 583 {
 584         setupUi(this);
 585
 586         connect(inlineDelaySB, SIGNAL(valueChanged(double)),
 587                 this, SIGNAL(changed()));
 588         connect(inlineMathCB, SIGNAL(clicked()),
 589                 this, SIGNAL(changed()));
 590         connect(inlineTextCB, SIGNAL(clicked()),
 591                 this, SIGNAL(changed()));
 592         connect(inlineDotsCB, SIGNAL(clicked()),
 593                 this, SIGNAL(changed()));
 594         connect(popupDelaySB, SIGNAL(valueChanged(double)),
 595                 this, SIGNAL(changed()));
 596         connect(popupMathCB, SIGNAL(clicked()),
 597                 this, SIGNAL(changed()));
 598         connect(autocorrectionCB, SIGNAL(clicked()),
 599                 this, SIGNAL(changed()));
 600         connect(popupTextCB, SIGNAL(clicked()),
 601                 this, SIGNAL(changed()));
 602         connect(popupAfterCompleteCB, SIGNAL(clicked()),
 603                 this, SIGNAL(changed()));
 604         connect(cursorTextCB, SIGNAL(clicked()),
 605                 this, SIGNAL(changed()));
 606 }
 607
 608
 609 void PrefCompletion::on_inlineTextCB_clicked()
 610 {
 611         enableCB();
 612 }
 613
 614
 615 void PrefCompletion::on_popupTextCB_clicked()
 616 {
 617         enableCB();
 618 }
 619
 620
 621 void PrefCompletion::enableCB()
 622 {
 623         cursorTextCB->setEnabled(
 624                 popupTextCB->isChecked() || inlineTextCB->isChecked());
 625 }
 626
 627
 628 void PrefCompletion::apply(LyXRC & rc) const
 629 {
 630         rc.completion_inline_delay = inlineDelaySB->value();
 631         rc.completion_inline_math = inlineMathCB->isChecked();
 632         rc.completion_inline_text = inlineTextCB->isChecked();
 633         rc.completion_inline_dots = inlineDotsCB->isChecked() ? 13 : -1;
 634         rc.completion_popup_delay = popupDelaySB->value();
 635         rc.completion_popup_math = popupMathCB->isChecked();
 636         rc.autocorrection_math = autocorrectionCB->isChecked();
 637         rc.completion_popup_text = popupTextCB->isChecked();
 638         rc.completion_cursor_text = cursorTextCB->isChecked();
 639         rc.completion_popup_after_complete =
 640                 popupAfterCompleteCB->isChecked();
 641 }
 642
 643
 644 void PrefCompletion::update(LyXRC const & rc)
 645 {
 646         inlineDelaySB->setValue(rc.completion_inline_delay);
 647         inlineMathCB->setChecked(rc.completion_inline_math);
 648         inlineTextCB->setChecked(rc.completion_inline_text);
 649         inlineDotsCB->setChecked(rc.completion_inline_dots != -1);
 650         popupDelaySB->setValue(rc.completion_popup_delay);
 651         popupMathCB->setChecked(rc.completion_popup_math);
 652         autocorrectionCB->setChecked(rc.autocorrection_math);
 653         popupTextCB->setChecked(rc.completion_popup_text);
 654         cursorTextCB->setChecked(rc.completion_cursor_text);
 655         popupAfterCompleteCB->setChecked(rc.completion_popup_after_complete);
 656         enableCB();
 657 }
 658
 659
 660
 661 /////////////////////////////////////////////////////////////////////
 662 //
 663 // PrefLatex
 664 //
 665 /////////////////////////////////////////////////////////////////////
 666
 667 PrefLatex::PrefLatex(GuiPreferences * form)
 668         : PrefModule(qt_(catOutput), qt_("LaTeX"), form)
 669 {
 670         setupUi(this);
 671         connect(latexEncodingCB, SIGNAL(clicked()),
 672                 this, SIGNAL(changed()));
 673         connect(latexEncodingED, SIGNAL(textChanged(QString)),
 674                 this, SIGNAL(changed()));
 675         connect(latexChecktexED, SIGNAL(textChanged(QString)),
 676                 this, SIGNAL(changed()));
 677         connect(latexBibtexCO, SIGNAL(activated(int)),
 678                 this, SIGNAL(changed()));
 679         connect(latexBibtexED, SIGNAL(textChanged(QString)),
 680                 this, SIGNAL(changed()));
 681         connect(latexJBibtexED, SIGNAL(textChanged(QString)),
 682                 this, SIGNAL(changed()));
 683         connect(latexIndexCO, SIGNAL(activated(int)),
 684                 this, SIGNAL(changed()));
 685         connect(latexIndexED, SIGNAL(textChanged(QString)),
 686                 this, SIGNAL(changed()));
 687         connect(latexJIndexED, SIGNAL(textChanged(QString)),
 688                 this, SIGNAL(changed()));
 689         connect(latexAutoresetCB, SIGNAL(clicked()),
 690                 this, SIGNAL(changed()));
 691         connect(latexDviPaperED, SIGNAL(textChanged(QString)),
 692                 this, SIGNAL(changed()));
 693         connect(latexPaperSizeCO, SIGNAL(activated(int)),
 694                 this, SIGNAL(changed()));
 695
 696 #if defined(__CYGWIN__) || defined(_WIN32)
 697         pathCB->setVisible(true);
 698         connect(pathCB, SIGNAL(clicked()),
 699                 this, SIGNAL(changed()));
 700 #else
 701         pathCB->setVisible(false);
 702 #endif
 703 }
 704
 705
 706 void PrefLatex::on_latexEncodingCB_stateChanged(int state)
 707 {
 708         latexEncodingED->setEnabled(state == Qt::Checked);
 709 }
 710
 711
 712 void PrefLatex::on_latexBibtexCO_activated(int n)
 713 {
 714         QString const bibtex = latexBibtexCO->itemData(n).toString();
 715         if (bibtex.isEmpty()) {
 716                 latexBibtexED->clear();
 717                 latexBibtexOptionsLA->setText(qt_("Co&mmand:"));
 718                 return;
 719         }
 720         for (LyXRC::CommandSet::const_iterator it = bibtex_alternatives.begin();
 721              it != bibtex_alternatives.end(); ++it) {
 722                 QString const bib = toqstr(*it);
 723                 int ind = bib.indexOf(" ");
 724                 QString sel_command = bib.left(ind);
 725                 QString sel_options = ind < 0 ? QString() : bib.mid(ind + 1);
 726                 if (bibtex == sel_command) {
 727                         if (ind < 0)
 728                                 latexBibtexED->clear();
 729                         else
 730                                 latexBibtexED->setText(sel_options.trimmed());
 731                 }
 732         }
 733         latexBibtexOptionsLA->setText(qt_("&Options:"));
 734 }
 735
 736
 737 void PrefLatex::on_latexIndexCO_activated(int n)
 738 {
 739         QString const index = latexIndexCO->itemData(n).toString();
 740         if (index.isEmpty()) {
 741                 latexIndexED->clear();
 742                 latexIndexOptionsLA->setText(qt_("Co&mmand:"));
 743                 return;
 744         }
 745         for (LyXRC::CommandSet::const_iterator it = index_alternatives.begin();
 746              it != index_alternatives.end(); ++it) {
 747                 QString const idx = toqstr(*it);
 748                 int ind = idx.indexOf(" ");
 749                 QString sel_command = idx.left(ind);
 750                 QString sel_options = ind < 0 ? QString() : idx.mid(ind + 1);
 751                 if (index == sel_command) {
 752                         if (ind < 0)
 753                                 latexIndexED->clear();
 754                         else
 755                                 latexIndexED->setText(sel_options.trimmed());
 756                 }
 757         }
 758         latexIndexOptionsLA->setText(qt_("Op&tions:"));
 759 }
 760
 761
 762 void PrefLatex::apply(LyXRC & rc) const
 763 {
 764         // If bibtex is not empty, bibopt contains the options, otherwise
 765         // it is a customized bibtex command with options.
 766         QString const bibtex = latexBibtexCO->itemData(
 767                 latexBibtexCO->currentIndex()).toString();
 768         QString const bibopt = latexBibtexED->text();
 769         if (bibtex.isEmpty())
 770                 rc.bibtex_command = fromqstr(bibopt);
 771         else if (bibopt.isEmpty())
 772                 rc.bibtex_command = fromqstr(bibtex);
 773         else
 774                 rc.bibtex_command = fromqstr(bibtex) + " " + fromqstr(bibopt);
 775
 776         // If index is not empty, idxopt contains the options, otherwise
 777         // it is a customized index command with options.
 778         QString const index = latexIndexCO->itemData(
 779                 latexIndexCO->currentIndex()).toString();
 780         QString const idxopt = latexIndexED->text();
 781         if (index.isEmpty())
 782                 rc.index_command = fromqstr(idxopt);
 783         else if (idxopt.isEmpty())
 784                 rc.index_command = fromqstr(index);
 785         else
 786                 rc.index_command = fromqstr(index) + " " + fromqstr(idxopt);
 787
 788         if (latexEncodingCB->isChecked())
 789                 rc.fontenc = fromqstr(latexEncodingED->text());
 790         else
 791                 rc.fontenc = "default";
 792         rc.chktex_command = fromqstr(latexChecktexED->text());
 793         rc.jbibtex_command = fromqstr(latexJBibtexED->text());
 794         rc.jindex_command = fromqstr(latexJIndexED->text());
 795         rc.nomencl_command = fromqstr(latexNomenclED->text());
 796         rc.auto_reset_options = latexAutoresetCB->isChecked();
 797         rc.view_dvi_paper_option = fromqstr(latexDviPaperED->text());
 798         rc.default_papersize =
 799                 form_->toPaperSize(latexPaperSizeCO->currentIndex());
 800 #if defined(__CYGWIN__) || defined(_WIN32)
 801         rc.windows_style_tex_paths = pathCB->isChecked();
 802 #endif
 803 }
 804
 805
 806 void PrefLatex::update(LyXRC const & rc)
 807 {
 808         latexBibtexCO->clear();
 809
 810         latexBibtexCO->addItem(qt_("Custom"), QString());
 811         for (LyXRC::CommandSet::const_iterator it = rc.bibtex_alternatives.begin();
 812                              it != rc.bibtex_alternatives.end(); ++it) {
 813                 QString const command = toqstr(*it).left(toqstr(*it).indexOf(" "));
 814                 latexBibtexCO->addItem(command, command);
 815         }
 816
 817         bibtex_alternatives = rc.bibtex_alternatives;
 818
 819         QString const bib = toqstr(rc.bibtex_command);
 820         int ind = bib.indexOf(" ");
 821         QString sel_command = bib.left(ind);
 822         QString sel_options = ind < 0 ? QString() : bib.mid(ind + 1);
 823
 824         int pos = latexBibtexCO->findData(sel_command);
 825         if (pos != -1) {
 826                 latexBibtexCO->setCurrentIndex(pos);
 827                 latexBibtexED->setText(sel_options.trimmed());
 828                 latexBibtexOptionsLA->setText(qt_("&Options:"));
 829         } else {
 830                 latexBibtexED->setText(toqstr(rc.bibtex_command));
 831                 latexBibtexCO->setCurrentIndex(0);
 832                 latexBibtexOptionsLA->setText(qt_("Co&mmand:"));
 833         }
 834
 835         latexIndexCO->clear();
 836
 837         latexIndexCO->addItem(qt_("Custom"), QString());
 838         for (LyXRC::CommandSet::const_iterator it = rc.index_alternatives.begin();
 839                              it != rc.index_alternatives.end(); ++it) {
 840                 QString const command = toqstr(*it).left(toqstr(*it).indexOf(" "));
 841                 latexIndexCO->addItem(command, command);
 842         }
 843
 844         index_alternatives = rc.index_alternatives;
 845
 846         QString const idx = toqstr(rc.index_command);
 847         ind = idx.indexOf(" ");
 848         sel_command = idx.left(ind);
 849         sel_options = ind < 0 ? QString() : idx.mid(ind + 1);
 850
 851         pos = latexIndexCO->findData(sel_command);
 852         if (pos != -1) {
 853                 latexIndexCO->setCurrentIndex(pos);
 854                 latexIndexED->setText(sel_options.trimmed());
 855                 latexIndexOptionsLA->setText(qt_("Op&tions:"));
 856         } else {
 857                 latexIndexED->setText(toqstr(rc.index_command));
 858                 latexIndexCO->setCurrentIndex(0);
 859                 latexIndexOptionsLA->setText(qt_("Co&mmand:"));
 860         }
 861
 862         if (rc.fontenc == "default") {
 863                 latexEncodingCB->setChecked(false);
 864                 latexEncodingED->setEnabled(false);
 865         } else {
 866                 latexEncodingCB->setChecked(true);
 867                 latexEncodingED->setEnabled(true);
 868                 latexEncodingED->setText(toqstr(rc.fontenc));
 869         }
 870         latexChecktexED->setText(toqstr(rc.chktex_command));
 871         latexJBibtexED->setText(toqstr(rc.jbibtex_command));
 872         latexJIndexED->setText(toqstr(rc.jindex_command));
 873         latexNomenclED->setText(toqstr(rc.nomencl_command));
 874         latexAutoresetCB->setChecked(rc.auto_reset_options);
 875         latexDviPaperED->setText(toqstr(rc.view_dvi_paper_option));
 876         latexPaperSizeCO->setCurrentIndex(
 877                 form_->fromPaperSize(rc.default_papersize));
 878 #if defined(__CYGWIN__) || defined(_WIN32)
 879         pathCB->setChecked(rc.windows_style_tex_paths);
 880 #endif
 881 }
 882
 883
 884 /////////////////////////////////////////////////////////////////////
 885 //
 886 // PrefScreenFonts
 887 //
 888 /////////////////////////////////////////////////////////////////////
 889
 890 PrefScreenFonts::PrefScreenFonts(GuiPreferences * form)
 891         : PrefModule(qt_(catLookAndFeel), qt_("Screen Fonts"), form)
 892 {
 893         setupUi(this);
 894
 895         connect(screenRomanCO, SIGNAL(activated(QString)),
 896                 this, SLOT(selectRoman(QString)));
 897         connect(screenSansCO, SIGNAL(activated(QString)),
 898                 this, SLOT(selectSans(QString)));
 899         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 900                 this, SLOT(selectTypewriter(QString)));
 901
 902         QFontDatabase fontdb;
 903         QStringList families(fontdb.families());
 904         for (QStringList::Iterator it = families.begin(); it != families.end(); ++it) {
 905                 screenRomanCO->addItem(*it);
 906                 screenSansCO->addItem(*it);
 907                 screenTypewriterCO->addItem(*it);
 908         }
 909         connect(screenRomanCO, SIGNAL(activated(QString)),
 910                 this, SIGNAL(changed()));
 911         connect(screenSansCO, SIGNAL(activated(QString)),
 912                 this, SIGNAL(changed()));
 913         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 914                 this, SIGNAL(changed()));
 915         connect(screenZoomSB, SIGNAL(valueChanged(int)),
 916                 this, SIGNAL(changed()));
 917         connect(screenTinyED, SIGNAL(textChanged(QString)),
 918                 this, SIGNAL(changed()));
 919         connect(screenSmallestED, SIGNAL(textChanged(QString)),
 920                 this, SIGNAL(changed()));
 921         connect(screenSmallerED, SIGNAL(textChanged(QString)),
 922                 this, SIGNAL(changed()));
 923         connect(screenSmallED, SIGNAL(textChanged(QString)),
 924                 this, SIGNAL(changed()));
 925         connect(screenNormalED, SIGNAL(textChanged(QString)),
 926                 this, SIGNAL(changed()));
 927         connect(screenLargeED, SIGNAL(textChanged(QString)),
 928                 this, SIGNAL(changed()));
 929         connect(screenLargerED, SIGNAL(textChanged(QString)),
 930                 this, SIGNAL(changed()));
 931         connect(screenLargestED, SIGNAL(textChanged(QString)),
 932                 this, SIGNAL(changed()));
 933         connect(screenHugeED, SIGNAL(textChanged(QString)),
 934                 this, SIGNAL(changed()));
 935         connect(screenHugerED, SIGNAL(textChanged(QString)),
 936                 this, SIGNAL(changed()));
 937         connect(pixmapCacheCB, SIGNAL(toggled(bool)),
 938                 this, SIGNAL(changed()));
 939
 940         screenTinyED->setValidator(new QDoubleValidator(screenTinyED));
 941         screenSmallestED->setValidator(new QDoubleValidator(screenSmallestED));
 942         screenSmallerED->setValidator(new QDoubleValidator(screenSmallerED));
 943         screenSmallED->setValidator(new QDoubleValidator(screenSmallED));
 944         screenNormalED->setValidator(new QDoubleValidator(screenNormalED));
 945         screenLargeED->setValidator(new QDoubleValidator(screenLargeED));
 946         screenLargerED->setValidator(new QDoubleValidator(screenLargerED));
 947         screenLargestED->setValidator(new QDoubleValidator(screenLargestED));
 948         screenHugeED->setValidator(new QDoubleValidator(screenHugeED));
 949         screenHugerED->setValidator(new QDoubleValidator(screenHugerED));
 950 }
 951
 952
 953 void PrefScreenFonts::apply(LyXRC & rc) const
 954 {
 955         LyXRC const oldrc = rc;
 956
 957         parseFontName(screenRomanCO->currentText(),
 958                 rc.roman_font_name, rc.roman_font_foundry);
 959         parseFontName(screenSansCO->currentText(),
 960                 rc.sans_font_name, rc.sans_font_foundry);
 961         parseFontName(screenTypewriterCO->currentText(),
 962                 rc.typewriter_font_name, rc.typewriter_font_foundry);
 963
 964         rc.zoom = screenZoomSB->value();
 965         rc.font_sizes[FONT_SIZE_TINY] = widgetToDoubleStr(screenTinyED);
 966         rc.font_sizes[FONT_SIZE_SCRIPT] = widgetToDoubleStr(screenSmallestED);
 967         rc.font_sizes[FONT_SIZE_FOOTNOTE] = widgetToDoubleStr(screenSmallerED);
 968         rc.font_sizes[FONT_SIZE_SMALL] = widgetToDoubleStr(screenSmallED);
 969         rc.font_sizes[FONT_SIZE_NORMAL] = widgetToDoubleStr(screenNormalED);
 970         rc.font_sizes[FONT_SIZE_LARGE] = widgetToDoubleStr(screenLargeED);
 971         rc.font_sizes[FONT_SIZE_LARGER] = widgetToDoubleStr(screenLargerED);
 972         rc.font_sizes[FONT_SIZE_LARGEST] = widgetToDoubleStr(screenLargestED);
 973         rc.font_sizes[FONT_SIZE_HUGE] = widgetToDoubleStr(screenHugeED);
 974         rc.font_sizes[FONT_SIZE_HUGER] = widgetToDoubleStr(screenHugerED);
 975         rc.use_pixmap_cache = pixmapCacheCB->isChecked();
 976
 977         if (rc.font_sizes != oldrc.font_sizes
 978                 || rc.roman_font_name != oldrc.roman_font_name
 979                 || rc.sans_font_name != oldrc.sans_font_name
 980                 || rc.typewriter_font_name != oldrc.typewriter_font_name
 981                 || rc.zoom != oldrc.zoom) {
 982                 // The global QPixmapCache is used in GuiPainter to cache text
 983                 // painting so we must reset it in case any of the above
 984                 // parameter is changed.
 985                 QPixmapCache::clear();
 986                 guiApp->fontLoader().update();
 987                 form_->updateScreenFonts();
 988         }
 989 }
 990
 991
 992 void PrefScreenFonts::update(LyXRC const & rc)
 993 {
 994         setComboxFont(screenRomanCO, rc.roman_font_name,
 995                         rc.roman_font_foundry);
 996         setComboxFont(screenSansCO, rc.sans_font_name,
 997                         rc.sans_font_foundry);
 998         setComboxFont(screenTypewriterCO, rc.typewriter_font_name,
 999                         rc.typewriter_font_foundry);
1000
1001         selectRoman(screenRomanCO->currentText());
1002         selectSans(screenSansCO->currentText());
1003         selectTypewriter(screenTypewriterCO->currentText());
1004
1005         screenZoomSB->setValue(rc.zoom);
1006         updateScreenFontSizes(rc);
1007
1008         pixmapCacheCB->setChecked(rc.use_pixmap_cache);
1009 #if defined(Q_WS_X11)
1010         pixmapCacheCB->setEnabled(false);
1011 #endif
1012
1013 }
1014
1015
1016 void PrefScreenFonts::updateScreenFontSizes(LyXRC const & rc)
1017 {
1018         doubleToWidget(screenTinyED, rc.font_sizes[FONT_SIZE_TINY]);
1019         doubleToWidget(screenSmallestED, rc.font_sizes[FONT_SIZE_SCRIPT]);
1020         doubleToWidget(screenSmallerED, rc.font_sizes[FONT_SIZE_FOOTNOTE]);
1021         doubleToWidget(screenSmallED, rc.font_sizes[FONT_SIZE_SMALL]);
1022         doubleToWidget(screenNormalED, rc.font_sizes[FONT_SIZE_NORMAL]);
1023         doubleToWidget(screenLargeED, rc.font_sizes[FONT_SIZE_LARGE]);
1024         doubleToWidget(screenLargerED, rc.font_sizes[FONT_SIZE_LARGER]);
1025         doubleToWidget(screenLargestED, rc.font_sizes[FONT_SIZE_LARGEST]);
1026         doubleToWidget(screenHugeED, rc.font_sizes[FONT_SIZE_HUGE]);
1027         doubleToWidget(screenHugerED, rc.font_sizes[FONT_SIZE_HUGER]);
1028 }
1029
1030
1031 void PrefScreenFonts::selectRoman(const QString & name)
1032 {
1033         screenRomanFE->set(QFont(name), name);
1034 }
1035
1036
1037 void PrefScreenFonts::selectSans(const QString & name)
1038 {
1039         screenSansFE->set(QFont(name), name);
1040 }
1041
1042
1043 void PrefScreenFonts::selectTypewriter(const QString & name)
1044 {
1045         screenTypewriterFE->set(QFont(name), name);
1046 }
1047
1048
1049 /////////////////////////////////////////////////////////////////////
1050 //
1051 // PrefColors
1052 //
1053 /////////////////////////////////////////////////////////////////////
1054
1055 namespace {
1056
1057 struct ColorSorter
1058 {
1059         bool operator()(ColorCode lhs, ColorCode rhs) const {
1060                 return
1061                         compare_no_case(lcolor.getGUIName(lhs), lcolor.getGUIName(rhs)) < 0;
1062         }
1063 };
1064
1065 } // namespace anon
1066
1067 PrefColors::PrefColors(GuiPreferences * form)
1068         : PrefModule(qt_(catLookAndFeel), qt_("Colors"), form)
1069 {
1070         setupUi(this);
1071
1072         // FIXME: all of this initialization should be put into the controller.
1073         // See http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg113301.html
1074         // for some discussion of why that is not trivial.
1075         QPixmap icon(32, 32);
1076         for (int i = 0; i < Color_ignore; ++i) {
1077                 ColorCode lc = static_cast<ColorCode>(i);
1078                 if (lc == Color_none
1079                         || lc == Color_black
1080                         || lc == Color_white
1081                         || lc == Color_red
1082                         || lc == Color_green
1083                         || lc == Color_blue
1084                         || lc == Color_cyan
1085                         || lc == Color_magenta
1086                         || lc == Color_yellow
1087                         || lc == Color_inherit
1088                         || lc == Color_ignore
1089                         || lc == Color_greyedouttext
1090                         || lc == Color_shadedbg) continue;
1091
1092                 lcolors_.push_back(lc);
1093         }
1094         sort(lcolors_.begin(), lcolors_.end(), ColorSorter());
1095         vector<ColorCode>::const_iterator cit = lcolors_.begin();
1096         vector<ColorCode>::const_iterator const end = lcolors_.end();
1097         for (; cit != end; ++cit) {
1098                 (void) new QListWidgetItem(QIcon(icon),
1099                         toqstr(lcolor.getGUIName(*cit)), lyxObjectsLW);
1100         }
1101         curcolors_.resize(lcolors_.size());
1102         newcolors_.resize(lcolors_.size());
1103         // End initialization
1104
1105         connect(colorChangePB, SIGNAL(clicked()),
1106                 this, SLOT(changeColor()));
1107         connect(lyxObjectsLW, SIGNAL(itemSelectionChanged()),
1108                 this, SLOT(changeLyxObjectsSelection()));
1109         connect(lyxObjectsLW, SIGNAL(itemActivated(QListWidgetItem*)),
1110                 this, SLOT(changeColor()));
1111         connect(syscolorsCB, SIGNAL(toggled(bool)),
1112                 this, SIGNAL(changed()));
1113         connect(syscolorsCB, SIGNAL(toggled(bool)),
1114                 this, SLOT(changeSysColor()));
1115 }
1116
1117
1118 void PrefColors::apply(LyXRC & rc) const
1119 {
1120         LyXRC oldrc = rc;
1121
1122         for (unsigned int i = 0; i < lcolors_.size(); ++i)
1123                 if (curcolors_[i] != newcolors_[i])
1124                         form_->setColor(lcolors_[i], newcolors_[i]);
1125         rc.use_system_colors = syscolorsCB->isChecked();
1126
1127         if (oldrc.use_system_colors != rc.use_system_colors)
1128                 guiApp->colorCache().clear();
1129 }
1130
1131
1132 void PrefColors::update(LyXRC const & rc)
1133 {
1134         for (unsigned int i = 0; i < lcolors_.size(); ++i) {
1135                 QColor color = QColor(guiApp->colorCache().get(lcolors_[i], false));
1136                 QPixmap coloritem(32, 32);
1137                 coloritem.fill(color);
1138                 lyxObjectsLW->item(i)->setIcon(QIcon(coloritem));
1139                 newcolors_[i] = curcolors_[i] = color.name();
1140         }
1141         syscolorsCB->setChecked(rc.use_system_colors);
1142         changeLyxObjectsSelection();
1143 }
1144
1145
1146 void PrefColors::changeColor()
1147 {
1148         int const row = lyxObjectsLW->currentRow();
1149
1150         // just to be sure
1151         if (row < 0)
1152                 return;
1153
1154         QString const color = newcolors_[row];
1155         QColor c = QColorDialog::getColor(QColor(color), qApp->focusWidget());
1156
1157         if (c.isValid() && c.name() != color) {
1158                 newcolors_[row] = c.name();
1159                 QPixmap coloritem(32, 32);
1160                 coloritem.fill(c);
1161                 lyxObjectsLW->currentItem()->setIcon(QIcon(coloritem));
1162                 // emit signal
1163                 changed();
1164         }
1165 }
1166
1167 void PrefColors::changeSysColor()
1168 {
1169         for (int row = 0 ; row < lyxObjectsLW->count() ; ++row) {
1170                 // skip colors that are taken from system palette
1171                 bool const hide = syscolorsCB->isChecked()
1172                         && guiApp->colorCache().isSystem(lcolors_[row]);
1173
1174                 lyxObjectsLW->item(row)->setHidden(hide);
1175         }
1176
1177 }
1178
1179 void PrefColors::changeLyxObjectsSelection()
1180 {
1181         colorChangePB->setDisabled(lyxObjectsLW->currentRow() < 0);
1182 }
1183
1184
1185 /////////////////////////////////////////////////////////////////////
1186 //
1187 // PrefDisplay
1188 //
1189 /////////////////////////////////////////////////////////////////////
1190
1191 PrefDisplay::PrefDisplay(GuiPreferences * form)
1192         : PrefModule(qt_(catLookAndFeel), qt_("Display"), form)
1193 {
1194         setupUi(this);
1195         connect(displayGraphicsCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
1196         connect(instantPreviewCO, SIGNAL(activated(int)), this, SIGNAL(changed()));
1197         connect(previewSizeSB, SIGNAL(valueChanged(double)), this, SIGNAL(changed()));
1198         connect(paragraphMarkerCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
1199 }
1200
1201
1202 void PrefDisplay::on_instantPreviewCO_currentIndexChanged(int index)
1203 {
1204         previewSizeSB->setEnabled(index != 0);
1205 }
1206
1207
1208 void PrefDisplay::on_displayGraphicsCB_toggled(bool on)
1209 {
1210         instantPreviewCO->setEnabled(on);
1211         previewSizeSB->setEnabled(on && instantPreviewCO->currentIndex() > 0);
1212 }
1213
1214
1215 void PrefDisplay::apply(LyXRC & rc) const
1216 {
1217         switch (instantPreviewCO->currentIndex()) {
1218                 case 0:
1219                         rc.preview = LyXRC::PREVIEW_OFF;
1220                         break;
1221                 case 1:
1222                         rc.preview = LyXRC::PREVIEW_NO_MATH;
1223                         break;
1224                 case 2:
1225                         rc.preview = LyXRC::PREVIEW_ON;
1226                         break;
1227         }
1228
1229         rc.display_graphics = displayGraphicsCB->isChecked();
1230         rc.preview_scale_factor = previewSizeSB->value();
1231         rc.paragraph_markers = paragraphMarkerCB->isChecked();
1232
1233         // FIXME!! The graphics cache no longer has a changeDisplay method.
1234 #if 0
1235         if (old_value != rc.display_graphics) {
1236                 graphics::GCache & gc = graphics::GCache::get();
1237                 gc.changeDisplay();
1238         }
1239 #endif
1240 }
1241
1242
1243 void PrefDisplay::update(LyXRC const & rc)
1244 {
1245         switch (rc.preview) {
1246         case LyXRC::PREVIEW_OFF:
1247                 instantPreviewCO->setCurrentIndex(0);
1248                 break;
1249         case LyXRC::PREVIEW_NO_MATH :
1250                 instantPreviewCO->setCurrentIndex(1);
1251                 break;
1252         case LyXRC::PREVIEW_ON :
1253                 instantPreviewCO->setCurrentIndex(2);
1254                 break;
1255         }
1256
1257         displayGraphicsCB->setChecked(rc.display_graphics);
1258         instantPreviewCO->setEnabled(rc.display_graphics);
1259         previewSizeSB->setValue(rc.preview_scale_factor);
1260         paragraphMarkerCB->setChecked(rc.paragraph_markers);
1261         previewSizeSB->setEnabled(
1262                 rc.display_graphics
1263                 && rc.preview != LyXRC::PREVIEW_OFF);
1264 }
1265
1266
1267 /////////////////////////////////////////////////////////////////////
1268 //
1269 // PrefPaths
1270 //
1271 /////////////////////////////////////////////////////////////////////
1272
1273 PrefPaths::PrefPaths(GuiPreferences * form)
1274         : PrefModule(QString(), qt_("Paths"), form)
1275 {
1276         setupUi(this);
1277
1278         connect(workingDirPB, SIGNAL(clicked()), this, SLOT(selectWorkingdir()));
1279         connect(workingDirED, SIGNAL(textChanged(QString)),
1280                 this, SIGNAL(changed()));
1281
1282         connect(templateDirPB, SIGNAL(clicked()), this, SLOT(selectTemplatedir()));
1283         connect(templateDirED, SIGNAL(textChanged(QString)),
1284                 this, SIGNAL(changed()));
1285
1286         connect(exampleDirPB, SIGNAL(clicked()), this, SLOT(selectExampledir()));
1287         connect(exampleDirED, SIGNAL(textChanged(QString)),
1288                 this, SIGNAL(changed()));
1289
1290         connect(backupDirPB, SIGNAL(clicked()), this, SLOT(selectBackupdir()));
1291         connect(backupDirED, SIGNAL(textChanged(QString)),
1292                 this, SIGNAL(changed()));
1293
1294         connect(lyxserverDirPB, SIGNAL(clicked()), this, SLOT(selectLyxPipe()));
1295         connect(lyxserverDirED, SIGNAL(textChanged(QString)),
1296                 this, SIGNAL(changed()));
1297
1298         connect(thesaurusDirPB, SIGNAL(clicked()), this, SLOT(selectThesaurusdir()));
1299         connect(thesaurusDirED, SIGNAL(textChanged(QString)),
1300                 this, SIGNAL(changed()));
1301
1302         connect(tempDirPB, SIGNAL(clicked()), this, SLOT(selectTempdir()));
1303         connect(tempDirED, SIGNAL(textChanged(QString)),
1304                 this, SIGNAL(changed()));
1305
1306 #if defined(USE_HUNSPELL)
1307         connect(hunspellDirPB, SIGNAL(clicked()), this, SLOT(selectHunspelldir()));
1308         connect(hunspellDirED, SIGNAL(textChanged(QString)),
1309                 this, SIGNAL(changed()));
1310 #else
1311         hunspellDirPB->setEnabled(false);
1312         hunspellDirED->setEnabled(false);
1313 #endif
1314
1315         connect(pathPrefixED, SIGNAL(textChanged(QString)),
1316                 this, SIGNAL(changed()));
1317 }
1318
1319
1320 void PrefPaths::apply(LyXRC & rc) const
1321 {
1322         rc.document_path = internal_path(fromqstr(workingDirED->text()));
1323         rc.example_path = internal_path(fromqstr(exampleDirED->text()));
1324         rc.template_path = internal_path(fromqstr(templateDirED->text()));
1325         rc.backupdir_path = internal_path(fromqstr(backupDirED->text()));
1326         rc.tempdir_path = internal_path(fromqstr(tempDirED->text()));
1327         rc.thesaurusdir_path = internal_path(fromqstr(thesaurusDirED->text()));
1328         rc.hunspelldir_path = internal_path(fromqstr(hunspellDirED->text()));
1329         rc.path_prefix = internal_path_list(fromqstr(pathPrefixED->text()));
1330         // FIXME: should be a checkbox only
1331         rc.lyxpipes = internal_path(fromqstr(lyxserverDirED->text()));
1332 }
1333
1334
1335 void PrefPaths::update(LyXRC const & rc)
1336 {
1337         workingDirED->setText(toqstr(external_path(rc.document_path)));
1338         exampleDirED->setText(toqstr(external_path(rc.example_path)));
1339         templateDirED->setText(toqstr(external_path(rc.template_path)));
1340         backupDirED->setText(toqstr(external_path(rc.backupdir_path)));
1341         tempDirED->setText(toqstr(external_path(rc.tempdir_path)));
1342         thesaurusDirED->setText(toqstr(external_path(rc.thesaurusdir_path)));
1343         hunspellDirED->setText(toqstr(external_path(rc.hunspelldir_path)));
1344         pathPrefixED->setText(toqstr(external_path_list(rc.path_prefix)));
1345         // FIXME: should be a checkbox only
1346         lyxserverDirED->setText(toqstr(external_path(rc.lyxpipes)));
1347 }
1348
1349
1350 void PrefPaths::selectExampledir()
1351 {
1352         QString file = browseDir(internalPath(exampleDirED->text()),
1353                 qt_("Select directory for example files"));
1354         if (!file.isEmpty())
1355                 exampleDirED->setText(file);
1356 }
1357
1358
1359 void PrefPaths::selectTemplatedir()
1360 {
1361         QString file = browseDir(internalPath(templateDirED->text()),
1362                 qt_("Select a document templates directory"));
1363         if (!file.isEmpty())
1364                 templateDirED->setText(file);
1365 }
1366
1367
1368 void PrefPaths::selectTempdir()
1369 {
1370         QString file = browseDir(internalPath(tempDirED->text()),
1371                 qt_("Select a temporary directory"));
1372         if (!file.isEmpty())
1373                 tempDirED->setText(file);
1374 }
1375
1376
1377 void PrefPaths::selectBackupdir()
1378 {
1379         QString file = browseDir(internalPath(backupDirED->text()),
1380                 qt_("Select a backups directory"));
1381         if (!file.isEmpty())
1382                 backupDirED->setText(file);
1383 }
1384
1385
1386 void PrefPaths::selectWorkingdir()
1387 {
1388         QString file = browseDir(internalPath(workingDirED->text()),
1389                 qt_("Select a document directory"));
1390         if (!file.isEmpty())
1391                 workingDirED->setText(file);
1392 }
1393
1394
1395 void PrefPaths::selectThesaurusdir()
1396 {
1397         QString file = browseDir(internalPath(thesaurusDirED->text()),
1398                 qt_("Set the path to the thesaurus dictionaries"));
1399         if (!file.isEmpty())
1400                 thesaurusDirED->setText(file);
1401 }
1402
1403
1404 void PrefPaths::selectHunspelldir()
1405 {
1406         QString file = browseDir(internalPath(hunspellDirED->text()),
1407                 qt_("Set the path to the Hunspell dictionaries"));
1408         if (!file.isEmpty())
1409                 hunspellDirED->setText(file);
1410 }
1411
1412
1413 void PrefPaths::selectLyxPipe()
1414 {
1415         QString file = form_->browse(internalPath(lyxserverDirED->text()),
1416                 qt_("Give a filename for the LyX server pipe"));
1417         if (!file.isEmpty())
1418                 lyxserverDirED->setText(file);
1419 }
1420
1421
1422 /////////////////////////////////////////////////////////////////////
1423 //
1424 // PrefSpellchecker
1425 //
1426 /////////////////////////////////////////////////////////////////////
1427
1428 PrefSpellchecker::PrefSpellchecker(GuiPreferences * form)
1429         : PrefModule(qt_(catLanguage), qt_("Spellchecker"), form)
1430 {
1431         setupUi(this);
1432
1433 // FIXME: this check should test the target platform (darwin)
1434 #if defined(USE_MACOSX_PACKAGING)
1435         spellcheckerCB->addItem(qt_("Native"), QString("native"));
1436 #define CONNECT_APPLESPELL
1437 #else
1438 #undef CONNECT_APPLESPELL
1439 #endif
1440 #if defined(USE_ASPELL)
1441         spellcheckerCB->addItem(qt_("Aspell"), QString("aspell"));
1442 #endif
1443 #if defined(USE_ENCHANT)
1444         spellcheckerCB->addItem(qt_("Enchant"), QString("enchant"));
1445 #endif
1446 #if defined(USE_HUNSPELL)
1447         spellcheckerCB->addItem(qt_("Hunspell"), QString("hunspell"));
1448 #endif
1449
1450         #if defined(CONNECT_APPLESPELL) || defined(USE_ASPELL) || defined(USE_ENCHANT) || defined(USE_HUNSPELL)
1451                 connect(spellcheckerCB, SIGNAL(currentIndexChanged(int)),
1452                         this, SIGNAL(changed()));
1453                 connect(altLanguageED, SIGNAL(textChanged(QString)),
1454                         this, SIGNAL(changed()));
1455                 connect(escapeCharactersED, SIGNAL(textChanged(QString)),
1456                         this, SIGNAL(changed()));
1457                 connect(compoundWordCB, SIGNAL(clicked()),
1458                         this, SIGNAL(changed()));
1459                 connect(spellcheckContinuouslyCB, SIGNAL(clicked()),
1460                         this, SIGNAL(changed()));
1461                 connect(spellcheckNotesCB, SIGNAL(clicked()),
1462                         this, SIGNAL(changed()));
1463         #else
1464                 spellcheckerCB->setEnabled(false);
1465                 altLanguageED->setEnabled(false);
1466                 escapeCharactersED->setEnabled(false);
1467                 compoundWordCB->setEnabled(false);
1468                 spellcheckContinuouslyCB->setEnabled(false);
1469                 spellcheckNotesCB->setEnabled(false);
1470         #endif
1471 }
1472
1473
1474 void PrefSpellchecker::apply(LyXRC & rc) const
1475 {
1476         string const speller = fromqstr(spellcheckerCB->
1477                 itemData(spellcheckerCB->currentIndex()).toString());
1478         if (!speller.empty())
1479                 rc.spellchecker = speller;
1480         rc.spellchecker_alt_lang = fromqstr(altLanguageED->text());
1481         rc.spellchecker_esc_chars = fromqstr(escapeCharactersED->text());
1482         rc.spellchecker_accept_compound = compoundWordCB->isChecked();
1483         rc.spellcheck_continuously = spellcheckContinuouslyCB->isChecked();
1484         rc.spellcheck_notes = spellcheckNotesCB->isChecked();
1485 }
1486
1487
1488 void PrefSpellchecker::update(LyXRC const & rc)
1489 {
1490         spellcheckerCB->setCurrentIndex(
1491                 spellcheckerCB->findData(toqstr(rc.spellchecker)));
1492         altLanguageED->setText(toqstr(rc.spellchecker_alt_lang));
1493         escapeCharactersED->setText(toqstr(rc.spellchecker_esc_chars));
1494         compoundWordCB->setChecked(rc.spellchecker_accept_compound);
1495         spellcheckContinuouslyCB->setChecked(rc.spellcheck_continuously);
1496         spellcheckNotesCB->setChecked(rc.spellcheck_notes);
1497 }
1498
1499
1500 void PrefSpellchecker::on_spellcheckerCB_currentIndexChanged(int index)
1501 {
1502         QString spellchecker = spellcheckerCB->itemData(index).toString();
1503
1504         compoundWordCB->setEnabled(spellchecker != QString("native"));
1505 }
1506
1507
1508
1509 /////////////////////////////////////////////////////////////////////
1510 //
1511 // PrefConverters
1512 //
1513 /////////////////////////////////////////////////////////////////////
1514
1515
1516 PrefConverters::PrefConverters(GuiPreferences * form)
1517         : PrefModule(qt_(catFiles), qt_("Converters"), form)
1518 {
1519         setupUi(this);
1520
1521         connect(converterNewPB, SIGNAL(clicked()),
1522                 this, SLOT(updateConverter()));
1523         connect(converterRemovePB, SIGNAL(clicked()),
1524                 this, SLOT(removeConverter()));
1525         connect(converterModifyPB, SIGNAL(clicked()),
1526                 this, SLOT(updateConverter()));
1527         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1528                 this, SLOT(switchConverter()));
1529         connect(converterFromCO, SIGNAL(activated(QString)),
1530                 this, SLOT(changeConverter()));
1531         connect(converterToCO, SIGNAL(activated(QString)),
1532                 this, SLOT(changeConverter()));
1533         connect(converterED, SIGNAL(textEdited(QString)),
1534                 this, SLOT(changeConverter()));
1535         connect(converterFlagED, SIGNAL(textEdited(QString)),
1536                 this, SLOT(changeConverter()));
1537         connect(converterNewPB, SIGNAL(clicked()),
1538                 this, SIGNAL(changed()));
1539         connect(converterRemovePB, SIGNAL(clicked()),
1540                 this, SIGNAL(changed()));
1541         connect(converterModifyPB, SIGNAL(clicked()),
1542                 this, SIGNAL(changed()));
1543         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1544                 this, SIGNAL(changed()));
1545
1546         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1547         //converterDefGB->setFocusProxy(convertersLW);
1548 }
1549
1550
1551 void PrefConverters::apply(LyXRC & rc) const
1552 {
1553         rc.use_converter_cache = cacheCB->isChecked();
1554         rc.converter_cache_maxage = int(widgetToDouble(maxAgeLE) * 86400.0);
1555 }
1556
1557
1558 void PrefConverters::update(LyXRC const & rc)
1559 {
1560         cacheCB->setChecked(rc.use_converter_cache);
1561         QString max_age;
1562         doubleToWidget(maxAgeLE, (double(rc.converter_cache_maxage) / 86400.0), 'g', 6);
1563         updateGui();
1564 }
1565
1566
1567 void PrefConverters::updateGui()
1568 {
1569         form_->formats().sort();
1570         form_->converters().update(form_->formats());
1571         // save current selection
1572         QString current = converterFromCO->currentText()
1573                 + " -> " + converterToCO->currentText();
1574
1575         converterFromCO->clear();
1576         converterToCO->clear();
1577
1578         Formats::const_iterator cit = form_->formats().begin();
1579         Formats::const_iterator end = form_->formats().end();
1580         for (; cit != end; ++cit) {
1581                 converterFromCO->addItem(qt_(cit->prettyname()));
1582                 converterToCO->addItem(qt_(cit->prettyname()));
1583         }
1584
1585         // currentRowChanged(int) is also triggered when updating the listwidget
1586         // block signals to avoid unnecessary calls to switchConverter()
1587         convertersLW->blockSignals(true);
1588         convertersLW->clear();
1589
1590         Converters::const_iterator ccit = form_->converters().begin();
1591         Converters::const_iterator cend = form_->converters().end();
1592         for (; ccit != cend; ++ccit) {
1593                 QString const name =
1594                         qt_(ccit->From->prettyname()) + " -> " + qt_(ccit->To->prettyname());
1595                 int type = form_->converters().getNumber(ccit->From->name(), ccit->To->name());
1596                 new QListWidgetItem(name, convertersLW, type);
1597         }
1598         convertersLW->sortItems(Qt::AscendingOrder);
1599         convertersLW->blockSignals(false);
1600
1601         // restore selection
1602         if (!current.isEmpty()) {
1603                 QList<QListWidgetItem *> const item =
1604                         convertersLW->findItems(current, Qt::MatchExactly);
1605                 if (!item.isEmpty())
1606                         convertersLW->setCurrentItem(item.at(0));
1607         }
1608
1609         // select first element if restoring failed
1610         if (convertersLW->currentRow() == -1)
1611                 convertersLW->setCurrentRow(0);
1612
1613         updateButtons();
1614 }
1615
1616
1617 void PrefConverters::switchConverter()
1618 {
1619         int const cnr = convertersLW->currentItem()->type();
1620         Converter const & c(form_->converters().get(cnr));
1621         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from));
1622         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to));
1623         converterED->setText(toqstr(c.command));
1624         converterFlagED->setText(toqstr(c.flags));
1625
1626         updateButtons();
1627 }
1628
1629
1630 void PrefConverters::changeConverter()
1631 {
1632         updateButtons();
1633 }
1634
1635
1636 void PrefConverters::updateButtons()
1637 {
1638         if (form_->formats().size() == 0)
1639                 return;
1640         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1641         Format const & to = form_->formats().get(converterToCO->currentIndex());
1642         int const sel = form_->converters().getNumber(from.name(), to.name());
1643         bool const known = sel >= 0;
1644         bool const valid = !(converterED->text().isEmpty()
1645                 || from.name() == to.name());
1646
1647         int const cnr = convertersLW->currentItem()->type();
1648         Converter const & c = form_->converters().get(cnr);
1649         string const old_command = c.command;
1650         string const old_flag = c.flags;
1651         string const new_command = fromqstr(converterED->text());
1652         string const new_flag = fromqstr(converterFlagED->text());
1653
1654         bool modified = (old_command != new_command || old_flag != new_flag);
1655
1656         converterModifyPB->setEnabled(valid && known && modified);
1657         converterNewPB->setEnabled(valid && !known);
1658         converterRemovePB->setEnabled(known);
1659
1660         maxAgeLE->setEnabled(cacheCB->isChecked());
1661         maxAgeLA->setEnabled(cacheCB->isChecked());
1662 }
1663
1664
1665 // FIXME: user must
1666 // specify unique from/to or it doesn't appear. This is really bad UI
1667 // this is why we can use the same function for both new and modify
1668 void PrefConverters::updateConverter()
1669 {
1670         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1671         Format const & to = form_->formats().get(converterToCO->currentIndex());
1672         string const flags = fromqstr(converterFlagED->text());
1673         string const command = fromqstr(converterED->text());
1674
1675         Converter const * old =
1676                 form_->converters().getConverter(from.name(), to.name());
1677         form_->converters().add(from.name(), to.name(), command, flags);
1678
1679         if (!old)
1680                 form_->converters().updateLast(form_->formats());
1681
1682         updateGui();
1683
1684         // Remove all files created by this converter from the cache, since
1685         // the modified converter might create different files.
1686         ConverterCache::get().remove_all(from.name(), to.name());
1687 }
1688
1689
1690 void PrefConverters::removeConverter()
1691 {
1692         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1693         Format const & to = form_->formats().get(converterToCO->currentIndex());
1694         form_->converters().erase(from.name(), to.name());
1695
1696         updateGui();
1697
1698         // Remove all files created by this converter from the cache, since
1699         // a possible new converter might create different files.
1700         ConverterCache::get().remove_all(from.name(), to.name());
1701 }
1702
1703
1704 void PrefConverters::on_cacheCB_stateChanged(int state)
1705 {
1706         maxAgeLE->setEnabled(state == Qt::Checked);
1707         maxAgeLA->setEnabled(state == Qt::Checked);
1708         changed();
1709 }
1710
1711
1712 /////////////////////////////////////////////////////////////////////
1713 //
1714 // FormatValidator
1715 //
1716 /////////////////////////////////////////////////////////////////////
1717
1718 class FormatValidator : public QValidator
1719 {
1720 public:
1721         FormatValidator(QWidget *, Formats const & f);
1722         void fixup(QString & input) const;
1723         QValidator::State validate(QString & input, int & pos) const;
1724 private:
1725         virtual QString toString(Format const & format) const = 0;
1726         int nr() const;
1727         Formats const & formats_;
1728 };
1729
1730
1731 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1732         : QValidator(parent), formats_(f)
1733 {
1734 }
1735
1736
1737 void FormatValidator::fixup(QString & input) const
1738 {
1739         Formats::const_iterator cit = formats_.begin();
1740         Formats::const_iterator end = formats_.end();
1741         for (; cit != end; ++cit) {
1742                 QString const name = toString(*cit);
1743                 if (distance(formats_.begin(), cit) == nr()) {
1744                         input = name;
1745                         return;
1746                 }
1747         }
1748 }
1749
1750
1751 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1752 {
1753         Formats::const_iterator cit = formats_.begin();
1754         Formats::const_iterator end = formats_.end();
1755         bool unknown = true;
1756         for (; unknown && cit != end; ++cit) {
1757                 QString const name = toString(*cit);
1758                 if (distance(formats_.begin(), cit) != nr())
1759                         unknown = name != input;
1760         }
1761
1762         if (unknown && !input.isEmpty())
1763                 return QValidator::Acceptable;
1764         else
1765                 return QValidator::Intermediate;
1766 }
1767
1768
1769 int FormatValidator::nr() const
1770 {
1771         QComboBox * p = qobject_cast<QComboBox *>(parent());
1772         return p->itemData(p->currentIndex()).toInt();
1773 }
1774
1775
1776 /////////////////////////////////////////////////////////////////////
1777 //
1778 // FormatNameValidator
1779 //
1780 /////////////////////////////////////////////////////////////////////
1781
1782 class FormatNameValidator : public FormatValidator
1783 {
1784 public:
1785         FormatNameValidator(QWidget * parent, Formats const & f)
1786                 : FormatValidator(parent, f)
1787         {}
1788 private:
1789         QString toString(Format const & format) const
1790         {
1791                 return toqstr(format.name());
1792         }
1793 };
1794
1795
1796 /////////////////////////////////////////////////////////////////////
1797 //
1798 // FormatPrettynameValidator
1799 //
1800 /////////////////////////////////////////////////////////////////////
1801
1802 class FormatPrettynameValidator : public FormatValidator
1803 {
1804 public:
1805         FormatPrettynameValidator(QWidget * parent, Formats const & f)
1806                 : FormatValidator(parent, f)
1807         {}
1808 private:
1809         QString toString(Format const & format) const
1810         {
1811                 return qt_(format.prettyname());
1812         }
1813 };
1814
1815
1816 /////////////////////////////////////////////////////////////////////
1817 //
1818 // PrefFileformats
1819 //
1820 /////////////////////////////////////////////////////////////////////
1821
1822 PrefFileformats::PrefFileformats(GuiPreferences * form)
1823         : PrefModule(qt_(catFiles), qt_("File Formats"), form)
1824 {
1825         setupUi(this);
1826         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1827         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1828
1829         connect(documentCB, SIGNAL(clicked()),
1830                 this, SLOT(setFlags()));
1831         connect(vectorCB, SIGNAL(clicked()),
1832                 this, SLOT(setFlags()));
1833         connect(exportMenuCB, SIGNAL(clicked()),
1834                 this, SLOT(setFlags()));
1835         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1836                 this, SLOT(updatePrettyname()));
1837         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1838                 this, SIGNAL(changed()));
1839         connect(defaultFormatCB, SIGNAL(activated(QString)),
1840                 this, SIGNAL(changed()));
1841         connect(viewerCO, SIGNAL(activated(int)),
1842                 this, SIGNAL(changed()));
1843         connect(editorCO, SIGNAL(activated(int)),
1844                 this, SIGNAL(changed()));
1845 }
1846
1847
1848 namespace {
1849
1850 string const l10n_shortcut(string const prettyname, string const shortcut)
1851 {
1852         if (shortcut.empty())
1853                 return string();
1854
1855         string l10n_format =
1856                 to_utf8(_(prettyname + '|' + shortcut));
1857         return split(l10n_format, '|');
1858 }
1859
1860 } // namespace anon
1861
1862
1863 void PrefFileformats::apply(LyXRC & rc) const
1864 {
1865         QString const default_format = defaultFormatCB->itemData(
1866                 defaultFormatCB->currentIndex()).toString();
1867         rc.default_view_format = fromqstr(default_format);
1868 }
1869
1870
1871 void PrefFileformats::update(LyXRC const & rc)
1872 {
1873         viewer_alternatives = rc.viewer_alternatives;
1874         editor_alternatives = rc.editor_alternatives;
1875         bool const init = defaultFormatCB->currentText().isEmpty();
1876         updateView();
1877         if (init) {
1878                 int const pos =
1879                         defaultFormatCB->findData(toqstr(rc.default_view_format));
1880                 defaultFormatCB->setCurrentIndex(pos);
1881         }
1882 }
1883
1884
1885 void PrefFileformats::updateView()
1886 {
1887         QString const current = formatsCB->currentText();
1888         QString const current_def = defaultFormatCB->currentText();
1889
1890         // update comboboxes with formats
1891         formatsCB->blockSignals(true);
1892         defaultFormatCB->blockSignals(true);
1893         formatsCB->clear();
1894         defaultFormatCB->clear();
1895         form_->formats().sort();
1896         Formats::const_iterator cit = form_->formats().begin();
1897         Formats::const_iterator end = form_->formats().end();
1898         for (; cit != end; ++cit) {
1899                 formatsCB->addItem(qt_(cit->prettyname()),
1900                                 QVariant(form_->formats().getNumber(cit->name())));
1901                 if (form_->converters().isReachable("latex", cit->name())
1902                     || form_->converters().isReachable("pdflatex", cit->name()))
1903                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1904                                         QVariant(toqstr(cit->name())));
1905         }
1906
1907         // restore selection
1908         int item = formatsCB->findText(current, Qt::MatchExactly);
1909         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
1910         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
1911         item = defaultFormatCB->findText(current_def, Qt::MatchExactly);
1912         defaultFormatCB->setCurrentIndex(item < 0 ? 0 : item);
1913         formatsCB->blockSignals(false);
1914         defaultFormatCB->blockSignals(false);
1915 }
1916
1917
1918 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
1919 {
1920         if (form_->formats().size() == 0)
1921                 return;
1922         int const nr = formatsCB->itemData(i).toInt();
1923         Format const f = form_->formats().get(nr);
1924
1925         formatED->setText(toqstr(f.name()));
1926         copierED->setText(toqstr(form_->movers().command(f.name())));
1927         extensionED->setText(toqstr(f.extension()));
1928         shortcutED->setText(
1929                 toqstr(l10n_shortcut(f.prettyname(), f.shortcut())));
1930         documentCB->setChecked((f.documentFormat()));
1931         vectorCB->setChecked((f.vectorFormat()));
1932         exportMenuCB->setChecked((f.inExportMenu()));
1933         exportMenuCB->setEnabled((f.documentFormat()));
1934         updateViewers();
1935         updateEditors();
1936 }
1937
1938
1939 void PrefFileformats::setFlags()
1940 {
1941         int flags = Format::none;
1942         if (documentCB->isChecked())
1943                 flags |= Format::document;
1944         if (vectorCB->isChecked())
1945                 flags |= Format::vector;
1946         if (exportMenuCB->isChecked())
1947                 flags |= Format::export_menu;
1948         currentFormat().setFlags(flags);
1949         exportMenuCB->setEnabled(documentCB->isChecked());
1950         changed();
1951 }
1952
1953
1954 void PrefFileformats::on_copierED_textEdited(const QString & s)
1955 {
1956         string const fmt = fromqstr(formatED->text());
1957         form_->movers().set(fmt, fromqstr(s));
1958         changed();
1959 }
1960
1961
1962 void PrefFileformats::on_extensionED_textEdited(const QString & s)
1963 {
1964         currentFormat().setExtension(fromqstr(s));
1965         changed();
1966 }
1967
1968 void PrefFileformats::on_viewerED_textEdited(const QString & s)
1969 {
1970         currentFormat().setViewer(fromqstr(s));
1971         changed();
1972 }
1973
1974
1975 void PrefFileformats::on_editorED_textEdited(const QString & s)
1976 {
1977         currentFormat().setEditor(fromqstr(s));
1978         changed();
1979 }
1980
1981
1982 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
1983 {
1984         string const new_shortcut = fromqstr(s);
1985         if (new_shortcut == l10n_shortcut(currentFormat().prettyname(),
1986                                           currentFormat().shortcut()))
1987                 return;
1988         currentFormat().setShortcut(new_shortcut);
1989         changed();
1990 }
1991
1992
1993 void PrefFileformats::on_formatED_editingFinished()
1994 {
1995         string const newname = fromqstr(formatED->displayText());
1996         string const oldname = currentFormat().name();
1997         if (newname == oldname)
1998                 return;
1999         if (form_->converters().formatIsUsed(oldname)) {
2000                 Alert::error(_("Format in use"),
2001                              _("You cannot change a format's short name "
2002                                "if the format is used by a converter. "
2003                                "Please remove the converter first."));
2004                 updateView();
2005                 return;
2006         }
2007
2008         currentFormat().setName(newname);
2009         changed();
2010 }
2011
2012
2013 void PrefFileformats::on_formatED_textChanged(const QString &)
2014 {
2015         QString t = formatED->text();
2016         int p = 0;
2017         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
2018         setValid(formatLA, valid);
2019 }
2020
2021
2022 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
2023 {
2024         QString t = formatsCB->currentText();
2025         int p = 0;
2026         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
2027         setValid(formatsLA, valid);
2028 }
2029
2030
2031 void PrefFileformats::updatePrettyname()
2032 {
2033         QString const newname = formatsCB->currentText();
2034         if (newname == qt_(currentFormat().prettyname()))
2035                 return;
2036
2037         currentFormat().setPrettyname(fromqstr(newname));
2038         formatsChanged();
2039         updateView();
2040         changed();
2041 }
2042
2043
2044 namespace {
2045         void updateComboBox(LyXRC::Alternatives const & alts,
2046                             string const & fmt, QComboBox * combo)
2047         {
2048                 LyXRC::Alternatives::const_iterator it =
2049                                 alts.find(fmt);
2050                 if (it != alts.end()) {
2051                         LyXRC::CommandSet const & cmds = it->second;
2052                         LyXRC::CommandSet::const_iterator sit =
2053                                         cmds.begin();
2054                         LyXRC::CommandSet::const_iterator const sen =
2055                                         cmds.end();
2056                         for (; sit != sen; ++sit) {
2057                                 QString const qcmd = toqstr(*sit);
2058                                 combo->addItem(qcmd, qcmd);
2059                         }
2060                 }
2061         }
2062 }
2063
2064
2065 void PrefFileformats::updateViewers()
2066 {
2067         Format const f = currentFormat();
2068         viewerCO->blockSignals(true);
2069         viewerCO->clear();
2070         viewerCO->addItem(qt_("None"), QString());
2071         updateComboBox(viewer_alternatives, f.name(), viewerCO);
2072         viewerCO->addItem(qt_("Custom"), QString("custom viewer"));
2073         viewerCO->blockSignals(false);
2074
2075         int pos = viewerCO->findData(toqstr(f.viewer()));
2076         if (pos != -1) {
2077                 viewerED->clear();
2078                 viewerED->setEnabled(false);
2079                 viewerCO->setCurrentIndex(pos);
2080         } else {
2081                 viewerED->setEnabled(true);
2082                 viewerED->setText(toqstr(f.viewer()));
2083                 viewerCO->setCurrentIndex(viewerCO->findData(toqstr("custom viewer")));
2084         }
2085 }
2086
2087
2088 void PrefFileformats::updateEditors()
2089 {
2090         Format const f = currentFormat();
2091         editorCO->blockSignals(true);
2092         editorCO->clear();
2093         editorCO->addItem(qt_("None"), QString());
2094         updateComboBox(editor_alternatives, f.name(), editorCO);
2095         editorCO->addItem(qt_("Custom"), QString("custom editor"));
2096         editorCO->blockSignals(false);
2097
2098         int pos = editorCO->findData(toqstr(f.editor()));
2099         if (pos != -1) {
2100                 editorED->clear();
2101                 editorED->setEnabled(false);
2102                 editorCO->setCurrentIndex(pos);
2103         } else {
2104                 editorED->setEnabled(true);
2105                 editorED->setText(toqstr(f.editor()));
2106                 editorCO->setCurrentIndex(editorCO->findData(toqstr("custom editor")));
2107         }
2108 }
2109
2110
2111 void PrefFileformats::on_viewerCO_currentIndexChanged(int i)
2112 {
2113         bool const custom = viewerCO->itemData(i).toString() == "custom viewer";
2114         viewerED->setEnabled(custom);
2115         if (!custom)
2116                 currentFormat().setViewer(fromqstr(viewerCO->itemData(i).toString()));
2117 }
2118
2119
2120 void PrefFileformats::on_editorCO_currentIndexChanged(int i)
2121 {
2122         bool const custom = editorCO->itemData(i).toString() == "custom editor";
2123         editorED->setEnabled(custom);
2124         if (!custom)
2125                 currentFormat().setEditor(fromqstr(editorCO->itemData(i).toString()));
2126 }
2127
2128
2129 Format & PrefFileformats::currentFormat()
2130 {
2131         int const i = formatsCB->currentIndex();
2132         int const nr = formatsCB->itemData(i).toInt();
2133         return form_->formats().get(nr);
2134 }
2135
2136
2137 void PrefFileformats::on_formatNewPB_clicked()
2138 {
2139         form_->formats().add("", "", "", "", "", "", Format::none);
2140         updateView();
2141         formatsCB->setCurrentIndex(0);
2142         formatsCB->setFocus(Qt::OtherFocusReason);
2143 }
2144
2145
2146 void PrefFileformats::on_formatRemovePB_clicked()
2147 {
2148         int const i = formatsCB->currentIndex();
2149         int const nr = formatsCB->itemData(i).toInt();
2150         string const current_text = form_->formats().get(nr).name();
2151         if (form_->converters().formatIsUsed(current_text)) {
2152                 Alert::error(_("Format in use"),
2153                              _("Cannot remove a Format used by a Converter. "
2154                                             "Remove the converter first."));
2155                 return;
2156         }
2157
2158         form_->formats().erase(current_text);
2159         formatsChanged();
2160         updateView();
2161         on_formatsCB_editTextChanged(formatsCB->currentText());
2162         changed();
2163 }
2164
2165
2166 /////////////////////////////////////////////////////////////////////
2167 //
2168 // PrefLanguage
2169 //
2170 /////////////////////////////////////////////////////////////////////
2171
2172 PrefLanguage::PrefLanguage(GuiPreferences * form)
2173         : PrefModule(qt_(catLanguage), qt_("Language"), form)
2174 {
2175         setupUi(this);
2176
2177         connect(rtlGB, SIGNAL(clicked()),
2178                 this, SIGNAL(changed()));
2179         connect(visualCursorRB, SIGNAL(clicked()),
2180                 this, SIGNAL(changed()));
2181         connect(logicalCursorRB, SIGNAL(clicked()),
2182                 this, SIGNAL(changed()));
2183         connect(markForeignCB, SIGNAL(clicked()),
2184                 this, SIGNAL(changed()));
2185         connect(autoBeginCB, SIGNAL(clicked()),
2186                 this, SIGNAL(changed()));
2187         connect(autoEndCB, SIGNAL(clicked()),
2188                 this, SIGNAL(changed()));
2189         connect(languagePackageCO, SIGNAL(activated(int)),
2190                 this, SIGNAL(changed()));
2191         connect(languagePackageED, SIGNAL(textChanged(QString)),
2192                 this, SIGNAL(changed()));
2193         connect(globalCB, SIGNAL(clicked()),
2194                 this, SIGNAL(changed()));
2195         connect(startCommandED, SIGNAL(textChanged(QString)),
2196                 this, SIGNAL(changed()));
2197         connect(endCommandED, SIGNAL(textChanged(QString)),
2198                 this, SIGNAL(changed()));
2199         connect(uiLanguageCO, SIGNAL(activated(int)),
2200                 this, SIGNAL(changed()));
2201         connect(defaultDecimalPointLE, SIGNAL(textChanged(QString)),
2202                 this, SIGNAL(changed()));
2203
2204         uiLanguageCO->clear();
2205
2206         QAbstractItemModel * language_model = guiApp->languageModel();
2207         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
2208         language_model->sort(0);
2209         defaultDecimalPointLE->setInputMask("X; ");
2210         defaultDecimalPointLE->setMaxLength(1);
2211
2212         set<string> added;
2213         uiLanguageCO->blockSignals(true);
2214         uiLanguageCO->addItem(qt_("Default"), toqstr("auto"));
2215         for (int i = 0; i != language_model->rowCount(); ++i) {
2216                 QModelIndex index = language_model->index(i, 0);
2217                 // Filter the list based on the available translation and add
2218                 // each language code only once
2219                 string const name = fromqstr(index.data(Qt::UserRole).toString());
2220                 Language const * lang = languages.getLanguage(name);
2221                 // never remove the currently selected language
2222                 if (lang && name != form->rc().gui_language && name != lyxrc.gui_language)
2223                         if (!lang->translated() || added.find(lang->code()) != added.end())
2224                                 continue;
2225                 added.insert(lang->code());
2226                 uiLanguageCO->addItem(index.data(Qt::DisplayRole).toString(),
2227                         index.data(Qt::UserRole).toString());
2228         }
2229         uiLanguageCO->blockSignals(false);
2230 }
2231
2232
2233 void PrefLanguage::on_uiLanguageCO_currentIndexChanged(int)
2234 {
2235          QMessageBox::information(this, qt_("LyX needs to be restarted!"),
2236                  qt_("The change of user interface language will be fully "
2237                  "effective only after a restart."));
2238 }
2239
2240
2241 void PrefLanguage::on_languagePackageCO_currentIndexChanged(int i)
2242 {
2243          languagePackageED->setEnabled(i == 2);
2244 }
2245
2246
2247 void PrefLanguage::apply(LyXRC & rc) const
2248 {
2249         // FIXME: remove rtl_support bool
2250         rc.rtl_support = rtlGB->isChecked();
2251         rc.visual_cursor = rtlGB->isChecked() && visualCursorRB->isChecked();
2252         rc.mark_foreign_language = markForeignCB->isChecked();
2253         rc.language_auto_begin = autoBeginCB->isChecked();
2254         rc.language_auto_end = autoEndCB->isChecked();
2255         int const p = languagePackageCO->currentIndex();
2256         if (p == 0)
2257                 rc.language_package_selection = LyXRC::LP_AUTO;
2258         else if (p == 1)
2259                 rc.language_package_selection = LyXRC::LP_BABEL;
2260         else if (p == 2)
2261                 rc.language_package_selection = LyXRC::LP_CUSTOM;
2262         else if (p == 3)
2263                 rc.language_package_selection = LyXRC::LP_NONE;
2264         rc.language_custom_package = fromqstr(languagePackageED->text());
2265         rc.language_global_options = globalCB->isChecked();
2266         rc.language_command_begin = fromqstr(startCommandED->text());
2267         rc.language_command_end = fromqstr(endCommandED->text());
2268         rc.gui_language = fromqstr(
2269                 uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
2270         rc.default_decimal_point = fromqstr(defaultDecimalPointLE->text());
2271 }
2272
2273
2274 void PrefLanguage::update(LyXRC const & rc)
2275 {
2276         // FIXME: remove rtl_support bool
2277         rtlGB->setChecked(rc.rtl_support);
2278         if (rc.visual_cursor)
2279                 visualCursorRB->setChecked(true);
2280         else
2281                 logicalCursorRB->setChecked(true);
2282         markForeignCB->setChecked(rc.mark_foreign_language);
2283         autoBeginCB->setChecked(rc.language_auto_begin);
2284         autoEndCB->setChecked(rc.language_auto_end);
2285         languagePackageCO->setCurrentIndex(rc.language_package_selection);
2286         languagePackageED->setText(toqstr(rc.language_custom_package));
2287         languagePackageED->setEnabled(languagePackageCO->currentIndex() == 2);
2288         globalCB->setChecked(rc.language_global_options);
2289         startCommandED->setText(toqstr(rc.language_command_begin));
2290         endCommandED->setText(toqstr(rc.language_command_end));
2291         defaultDecimalPointLE->setText(toqstr(rc.default_decimal_point));
2292
2293         int pos = uiLanguageCO->findData(toqstr(rc.gui_language));
2294         uiLanguageCO->blockSignals(true);
2295         uiLanguageCO->setCurrentIndex(pos);
2296         uiLanguageCO->blockSignals(false);
2297 }
2298
2299
2300 /////////////////////////////////////////////////////////////////////
2301 //
2302 // PrefPrinter
2303 //
2304 /////////////////////////////////////////////////////////////////////
2305
2306 PrefPrinter::PrefPrinter(GuiPreferences * form)
2307         : PrefModule(qt_(catOutput), qt_("Printer"), form)
2308 {
2309         setupUi(this);
2310
2311         connect(printerAdaptCB, SIGNAL(clicked()),
2312                 this, SIGNAL(changed()));
2313         connect(printerCommandED, SIGNAL(textChanged(QString)),
2314                 this, SIGNAL(changed()));
2315         connect(printerNameED, SIGNAL(textChanged(QString)),
2316                 this, SIGNAL(changed()));
2317         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
2318                 this, SIGNAL(changed()));
2319         connect(printerCopiesED, SIGNAL(textChanged(QString)),
2320                 this, SIGNAL(changed()));
2321         connect(printerReverseED, SIGNAL(textChanged(QString)),
2322                 this, SIGNAL(changed()));
2323         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
2324                 this, SIGNAL(changed()));
2325         connect(printerExtensionED, SIGNAL(textChanged(QString)),
2326                 this, SIGNAL(changed()));
2327         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
2328                 this, SIGNAL(changed()));
2329         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
2330                 this, SIGNAL(changed()));
2331         connect(printerEvenED, SIGNAL(textChanged(QString)),
2332                 this, SIGNAL(changed()));
2333         connect(printerOddED, SIGNAL(textChanged(QString)),
2334                 this, SIGNAL(changed()));
2335         connect(printerCollatedED, SIGNAL(textChanged(QString)),
2336                 this, SIGNAL(changed()));
2337         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
2338                 this, SIGNAL(changed()));
2339         connect(printerToFileED, SIGNAL(textChanged(QString)),
2340                 this, SIGNAL(changed()));
2341         connect(printerExtraED, SIGNAL(textChanged(QString)),
2342                 this, SIGNAL(changed()));
2343         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
2344                 this, SIGNAL(changed()));
2345         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
2346                 this, SIGNAL(changed()));
2347 }
2348
2349
2350 void PrefPrinter::apply(LyXRC & rc) const
2351 {
2352         rc.print_adapt_output = printerAdaptCB->isChecked();
2353         rc.print_command = fromqstr(printerCommandED->text());
2354         rc.printer = fromqstr(printerNameED->text());
2355
2356         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
2357         rc.print_copies_flag = fromqstr(printerCopiesED->text());
2358         rc.print_reverse_flag = fromqstr(printerReverseED->text());
2359         rc.print_to_printer = fromqstr(printerToPrinterED->text());
2360         rc.print_file_extension = fromqstr(printerExtensionED->text());
2361         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
2362         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
2363         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
2364         rc.print_oddpage_flag = fromqstr(printerOddED->text());
2365         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
2366         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
2367         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
2368         rc.print_extra_options = fromqstr(printerExtraED->text());
2369         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
2370         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
2371 }
2372
2373
2374 void PrefPrinter::update(LyXRC const & rc)
2375 {
2376         printerAdaptCB->setChecked(rc.print_adapt_output);
2377         printerCommandED->setText(toqstr(rc.print_command));
2378         printerNameED->setText(toqstr(rc.printer));
2379
2380         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
2381         printerCopiesED->setText(toqstr(rc.print_copies_flag));
2382         printerReverseED->setText(toqstr(rc.print_reverse_flag));
2383         printerToPrinterED->setText(toqstr(rc.print_to_printer));
2384         printerExtensionED->setText(toqstr(rc.print_file_extension));
2385         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
2386         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
2387         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
2388         printerOddED->setText(toqstr(rc.print_oddpage_flag));
2389         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
2390         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
2391         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
2392         printerExtraED->setText(toqstr(rc.print_extra_options));
2393         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
2394         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
2395 }
2396
2397
2398 /////////////////////////////////////////////////////////////////////
2399 //
2400 // PrefUserInterface
2401 //
2402 /////////////////////////////////////////////////////////////////////
2403
2404 PrefUserInterface::PrefUserInterface(GuiPreferences * form)
2405         : PrefModule(qt_(catLookAndFeel), qt_("User Interface"), form)
2406 {
2407         setupUi(this);
2408
2409         connect(autoSaveCB, SIGNAL(toggled(bool)),
2410                 autoSaveSB, SLOT(setEnabled(bool)));
2411         connect(autoSaveCB, SIGNAL(toggled(bool)),
2412                 TextLabel1, SLOT(setEnabled(bool)));
2413         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
2414                 this, SIGNAL(changed()));
2415         connect(singleInstanceCB, SIGNAL(clicked()),
2416                 this, SIGNAL(changed()));
2417 #if QT_VERSION < 0x040500
2418         singleCloseTabButtonCB->setEnabled(false);
2419 #endif
2420         connect(singleCloseTabButtonCB, SIGNAL(clicked()),
2421                 this, SIGNAL(changed()));
2422         connect(uiFilePB, SIGNAL(clicked()),
2423                 this, SLOT(selectUi()));
2424         connect(uiFileED, SIGNAL(textChanged(QString)),
2425                 this, SIGNAL(changed()));
2426         connect(restoreCursorCB, SIGNAL(clicked()),
2427                 this, SIGNAL(changed()));
2428         connect(loadSessionCB, SIGNAL(clicked()),
2429                 this, SIGNAL(changed()));
2430         connect(allowGeometrySessionCB, SIGNAL(clicked()),
2431                 this, SIGNAL(changed()));
2432         connect(autoSaveSB, SIGNAL(valueChanged(int)),
2433                 this, SIGNAL(changed()));
2434         connect(autoSaveCB, SIGNAL(clicked()),
2435                 this, SIGNAL(changed()));
2436         connect(backupCB, SIGNAL(clicked()),
2437                 this, SIGNAL(changed()));
2438         connect(saveCompressedCB, SIGNAL(clicked()),
2439                 this, SIGNAL(changed()));
2440         connect(lastfilesSB, SIGNAL(valueChanged(int)),
2441                 this, SIGNAL(changed()));
2442         connect(tooltipCB, SIGNAL(toggled(bool)),
2443                 this, SIGNAL(changed()));
2444         lastfilesSB->setMaximum(maxlastfiles);
2445 }
2446
2447
2448 void PrefUserInterface::apply(LyXRC & rc) const
2449 {
2450         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
2451         rc.use_lastfilepos = restoreCursorCB->isChecked();
2452         rc.load_session = loadSessionCB->isChecked();
2453         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
2454         rc.autosave = autoSaveCB->isChecked() ?  autoSaveSB->value() * 60 : 0;
2455         rc.make_backup = backupCB->isChecked();
2456         rc.save_compressed = saveCompressedCB->isChecked();
2457         rc.num_lastfiles = lastfilesSB->value();
2458         rc.use_tooltip = tooltipCB->isChecked();
2459         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
2460         rc.single_instance = singleInstanceCB->isChecked();
2461         rc.single_close_tab_button = singleCloseTabButtonCB->isChecked();
2462 #if QT_VERSION < 0x040500
2463         rc.single_close_tab_button = true;
2464 #endif
2465 }
2466
2467
2468 void PrefUserInterface::update(LyXRC const & rc)
2469 {
2470         uiFileED->setText(toqstr(external_path(rc.ui_file)));
2471         restoreCursorCB->setChecked(rc.use_lastfilepos);
2472         loadSessionCB->setChecked(rc.load_session);
2473         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
2474         // convert to minutes
2475         bool autosave = rc.autosave > 0;
2476         int mins = rc.autosave / 60;
2477         if (!mins)
2478                 mins = 5;
2479         autoSaveSB->setValue(mins);
2480         autoSaveCB->setChecked(autosave);
2481         autoSaveSB->setEnabled(autosave);
2482         backupCB->setChecked(rc.make_backup);
2483         saveCompressedCB->setChecked(rc.save_compressed);
2484         lastfilesSB->setValue(rc.num_lastfiles);
2485         tooltipCB->setChecked(rc.use_tooltip);
2486         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
2487         singleInstanceCB->setChecked(rc.single_instance && !rc.lyxpipes.empty());
2488         singleInstanceCB->setEnabled(!rc.lyxpipes.empty());
2489         singleCloseTabButtonCB->setChecked(rc.single_close_tab_button);
2490 }
2491
2492
2493 void PrefUserInterface::selectUi()
2494 {
2495         QString file = form_->browseUI(internalPath(uiFileED->text()));
2496         if (!file.isEmpty())
2497                 uiFileED->setText(file);
2498 }
2499
2500
2501 void PrefUserInterface::on_clearSessionPB_clicked()
2502 {
2503         guiApp->clearSession();
2504 }
2505
2506
2507
2508 /////////////////////////////////////////////////////////////////////
2509 //
2510 // PrefEdit
2511 //
2512 /////////////////////////////////////////////////////////////////////
2513
2514 PrefEdit::PrefEdit(GuiPreferences * form)
2515         : PrefModule(qt_(catEditing), qt_("Control"), form)
2516 {
2517         setupUi(this);
2518
2519         connect(cursorFollowsCB, SIGNAL(clicked()),
2520                 this, SIGNAL(changed()));
2521         connect(scrollBelowCB, SIGNAL(clicked()),
2522                 this, SIGNAL(changed()));
2523         connect(macLikeWordMovementCB, SIGNAL(clicked()),
2524                 this, SIGNAL(changed()));
2525         connect(sortEnvironmentsCB, SIGNAL(clicked()),
2526                 this, SIGNAL(changed()));
2527         connect(groupEnvironmentsCB, SIGNAL(clicked()),
2528                 this, SIGNAL(changed()));
2529         connect(macroEditStyleCO, SIGNAL(activated(int)),
2530                 this, SIGNAL(changed()));
2531         connect(fullscreenLimitGB, SIGNAL(clicked()),
2532                 this, SIGNAL(changed()));
2533         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
2534                 this, SIGNAL(changed()));
2535         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
2536                 this, SIGNAL(changed()));
2537         connect(toggleMenubarCB, SIGNAL(toggled(bool)),
2538                 this, SIGNAL(changed()));
2539         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
2540                 this, SIGNAL(changed()));
2541         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
2542                 this, SIGNAL(changed()));
2543 }
2544
2545
2546 void PrefEdit::apply(LyXRC & rc) const
2547 {
2548         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
2549         rc.scroll_below_document = scrollBelowCB->isChecked();
2550         rc.mac_like_word_movement = macLikeWordMovementCB->isChecked();
2551         rc.sort_layouts = sortEnvironmentsCB->isChecked();
2552         rc.group_layouts = groupEnvironmentsCB->isChecked();
2553         switch (macroEditStyleCO->currentIndex()) {
2554                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
2555                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
2556                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
2557         }
2558         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
2559         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
2560         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
2561         rc.full_screen_menubar = toggleMenubarCB->isChecked();
2562         rc.full_screen_width = fullscreenWidthSB->value();
2563         rc.full_screen_limit = fullscreenLimitGB->isChecked();
2564 }
2565
2566
2567 void PrefEdit::update(LyXRC const & rc)
2568 {
2569         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
2570         scrollBelowCB->setChecked(rc.scroll_below_document);
2571         macLikeWordMovementCB->setChecked(rc.mac_like_word_movement);
2572         sortEnvironmentsCB->setChecked(rc.sort_layouts);
2573         groupEnvironmentsCB->setChecked(rc.group_layouts);
2574         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
2575         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
2576         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
2577         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
2578         toggleMenubarCB->setChecked(rc.full_screen_menubar);
2579         fullscreenWidthSB->setValue(rc.full_screen_width);
2580         fullscreenLimitGB->setChecked(rc.full_screen_limit);
2581 }
2582
2583
2584 /////////////////////////////////////////////////////////////////////
2585 //
2586 // PrefShortcuts
2587 //
2588 /////////////////////////////////////////////////////////////////////
2589
2590
2591 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
2592 {
2593         Ui::shortcutUi::setupUi(this);
2594         QDialog::setModal(true);
2595 }
2596
2597
2598 PrefShortcuts::PrefShortcuts(GuiPreferences * form)
2599         : PrefModule(qt_(catEditing), qt_("Shortcuts"), form)
2600 {
2601         setupUi(this);
2602
2603         shortcutsTW->setColumnCount(2);
2604         shortcutsTW->headerItem()->setText(0, qt_("Function"));
2605         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
2606         shortcutsTW->setSortingEnabled(true);
2607         // Multi-selection can be annoying.
2608         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
2609
2610         connect(bindFilePB, SIGNAL(clicked()),
2611                 this, SLOT(selectBind()));
2612         connect(bindFileED, SIGNAL(textChanged(QString)),
2613                 this, SIGNAL(changed()));
2614
2615         shortcut_ = new GuiShortcutDialog(this);
2616         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
2617         shortcut_bc_.setOK(shortcut_->okPB);
2618         shortcut_bc_.setCancel(shortcut_->cancelPB);
2619
2620         connect(shortcut_->okPB, SIGNAL(clicked()),
2621                 shortcut_, SLOT(accept()));
2622         connect(shortcut_->okPB, SIGNAL(clicked()),
2623                 this, SIGNAL(changed()));
2624         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2625                 shortcut_, SLOT(reject()));
2626         connect(shortcut_->clearPB, SIGNAL(clicked()),
2627                 this, SLOT(shortcutClearPressed()));
2628         connect(shortcut_->removePB, SIGNAL(clicked()),
2629                 this, SLOT(shortcutRemovePressed()));
2630         connect(shortcut_->okPB, SIGNAL(clicked()),
2631                 this, SLOT(shortcutOkPressed()));
2632         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2633                 this, SLOT(shortcutCancelPressed()));
2634 }
2635
2636
2637 void PrefShortcuts::apply(LyXRC & rc) const
2638 {
2639         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
2640         // write user_bind and user_unbind to .lyx/bind/user.bind
2641         FileName bind_dir(addPath(package().user_support().absFileName(), "bind"));
2642         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
2643                 lyxerr << "LyX could not create the user bind directory '"
2644                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2645                 return;
2646         }
2647         if (!bind_dir.isDirWritable()) {
2648                 lyxerr << "LyX could not write to the user bind directory '"
2649                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2650                 return;
2651         }
2652         FileName user_bind_file(bind_dir.absFileName() + "/user.bind");
2653         user_unbind_.write(user_bind_file.toFilesystemEncoding(), false, true);
2654         user_bind_.write(user_bind_file.toFilesystemEncoding(), true, false);
2655         // immediately apply the keybindings. Why this is not done before?
2656         // The good thing is that the menus are updated automatically.
2657         theTopLevelKeymap().clear();
2658         theTopLevelKeymap().read("site");
2659         theTopLevelKeymap().read(rc.bind_file, 0, KeyMap::Fallback);
2660         theTopLevelKeymap().read("user", 0, KeyMap::MissingOK);
2661 }
2662
2663
2664 void PrefShortcuts::update(LyXRC const & rc)
2665 {
2666         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2667         //
2668         system_bind_.clear();
2669         user_bind_.clear();
2670         user_unbind_.clear();
2671         system_bind_.read("site");
2672         system_bind_.read(rc.bind_file);
2673         // \unbind in user.bind is added to user_unbind_
2674         user_bind_.read("user", &user_unbind_, KeyMap::MissingOK);
2675         updateShortcutsTW();
2676 }
2677
2678
2679 void PrefShortcuts::updateShortcutsTW()
2680 {
2681         shortcutsTW->clear();
2682
2683         editItem_ = new QTreeWidgetItem(shortcutsTW);
2684         editItem_->setText(0, qt_("Cursor, Mouse and Editing Functions"));
2685         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2686
2687         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2688         mathItem_->setText(0, qt_("Mathematical Symbols"));
2689         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2690
2691         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2692         bufferItem_->setText(0, qt_("Document and Window"));
2693         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2694
2695         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2696         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2697         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2698
2699         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2700         systemItem_->setText(0, qt_("System and Miscellaneous"));
2701         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2702
2703         // listBindings(unbound=true) lists all bound and unbound lfuns
2704         // Items in this list is tagged by its source.
2705         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2706                 KeyMap::System);
2707         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2708                 KeyMap::UserBind);
2709         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2710                 KeyMap::UserUnbind);
2711         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2712                         user_bindinglist.end());
2713         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2714                         user_unbindinglist.end());
2715
2716         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2717         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2718         for (; it != it_end; ++it)
2719                 insertShortcutItem(it->request, it->sequence, KeyMap::ItemType(it->tag));
2720
2721         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2722         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2723         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2724         modifyPB->setEnabled(!items.isEmpty());
2725
2726         shortcutsTW->resizeColumnToContents(0);
2727 }
2728
2729
2730 void PrefShortcuts::setItemType(QTreeWidgetItem * item, KeyMap::ItemType tag)
2731 {
2732         item->setData(0, Qt::UserRole, QVariant(tag));
2733         QFont font;
2734
2735         switch (tag) {
2736         case KeyMap::System:
2737                 break;
2738         case KeyMap::UserBind:
2739                 font.setBold(true);
2740                 break;
2741         case KeyMap::UserUnbind:
2742                 font.setStrikeOut(true);
2743                 break;
2744         // this item is not displayed now.
2745         case KeyMap::UserExtraUnbind:
2746                 font.setStrikeOut(true);
2747                 break;
2748         }
2749
2750         item->setFont(1, font);
2751 }
2752
2753
2754 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2755                 KeySequence const & seq, KeyMap::ItemType tag)
2756 {
2757         FuncCode const action = lfun.action();
2758         string const action_name = lyxaction.getActionName(action);
2759         QString const lfun_name = toqstr(from_utf8(action_name)
2760                         + ' ' + lfun.argument());
2761         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2762         KeyMap::ItemType item_tag = tag;
2763
2764         QTreeWidgetItem * newItem = 0;
2765         // for unbind items, try to find an existing item in the system bind list
2766         if (tag == KeyMap::UserUnbind) {
2767                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2768                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2769                 for (int i = 0; i < items.size(); ++i) {
2770                         if (items[i]->text(1) == shortcut)
2771                                 newItem = items[i];
2772                                 break;
2773                         }
2774                 // if not found, this unbind item is KeyMap::UserExtraUnbind
2775                 // Such an item is not displayed to avoid confusion (what is
2776                 // unmatched removed?).
2777                 if (!newItem) {
2778                         item_tag = KeyMap::UserExtraUnbind;
2779                         return 0;
2780                 }
2781         }
2782         if (!newItem) {
2783                 switch(lyxaction.getActionType(action)) {
2784                 case LyXAction::Hidden:
2785                         return 0;
2786                 case LyXAction::Edit:
2787                         newItem = new QTreeWidgetItem(editItem_);
2788                         break;
2789                 case LyXAction::Math:
2790                         newItem = new QTreeWidgetItem(mathItem_);
2791                         break;
2792                 case LyXAction::Buffer:
2793                         newItem = new QTreeWidgetItem(bufferItem_);
2794                         break;
2795                 case LyXAction::Layout:
2796                         newItem = new QTreeWidgetItem(layoutItem_);
2797                         break;
2798                 case LyXAction::System:
2799                         newItem = new QTreeWidgetItem(systemItem_);
2800                         break;
2801                 default:
2802                         // this should not happen
2803                         newItem = new QTreeWidgetItem(shortcutsTW);
2804                 }
2805         }
2806
2807         newItem->setText(0, lfun_name);
2808         newItem->setText(1, shortcut);
2809         // record BindFile representation to recover KeySequence when needed.
2810         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
2811         setItemType(newItem, item_tag);
2812         return newItem;
2813 }
2814
2815
2816 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
2817 {
2818         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2819         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2820         modifyPB->setEnabled(!items.isEmpty());
2821         if (items.isEmpty())
2822                 return;
2823
2824         KeyMap::ItemType tag =
2825                 static_cast<KeyMap::ItemType>(items[0]->data(0, Qt::UserRole).toInt());
2826         if (tag == KeyMap::UserUnbind)
2827                 removePB->setText(qt_("Res&tore"));
2828         else
2829                 removePB->setText(qt_("Remo&ve"));
2830 }
2831
2832
2833 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
2834 {
2835         modifyShortcut();
2836 }
2837
2838
2839 void PrefShortcuts::modifyShortcut()
2840 {
2841         QTreeWidgetItem * item = shortcutsTW->currentItem();
2842         if (item->flags() & Qt::ItemIsSelectable) {
2843                 shortcut_->lfunLE->setText(item->text(0));
2844                 save_lfun_ = item->text(0).trimmed();
2845                 shortcut_->shortcutWG->setText(item->text(1));
2846                 KeySequence seq;
2847                 seq.parse(fromqstr(item->data(1, Qt::UserRole).toString()));
2848                 shortcut_->shortcutWG->setKeySequence(seq);
2849                 shortcut_->shortcutWG->setFocus();
2850                 shortcut_->exec();
2851         }
2852 }
2853
2854
2855 void PrefShortcuts::removeShortcut()
2856 {
2857         // it seems that only one item can be selected, but I am
2858         // removing all selected items anyway.
2859         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2860         for (int i = 0; i < items.size(); ++i) {
2861                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
2862                 string lfun = fromqstr(items[i]->text(0));
2863                 FuncRequest func = lyxaction.lookupFunc(lfun);
2864                 KeyMap::ItemType tag =
2865                         static_cast<KeyMap::ItemType>(items[i]->data(0, Qt::UserRole).toInt());
2866
2867                 switch (tag) {
2868                 case KeyMap::System: {
2869                         // for system bind, we do not touch the item
2870                         // but add an user unbind item
2871                         user_unbind_.bind(shortcut, func);
2872                         setItemType(items[i], KeyMap::UserUnbind);
2873                         removePB->setText(qt_("Res&tore"));
2874                         break;
2875                 }
2876                 case KeyMap::UserBind: {
2877                         // for user_bind, we remove this bind
2878                         QTreeWidgetItem * parent = items[i]->parent();
2879                         int itemIdx = parent->indexOfChild(items[i]);
2880                         parent->takeChild(itemIdx);
2881                         if (itemIdx > 0)
2882                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
2883                         else
2884                                 shortcutsTW->scrollToItem(parent);
2885                         user_bind_.unbind(shortcut, func);
2886                         break;
2887                 }
2888                 case KeyMap::UserUnbind: {
2889                         // for user_unbind, we remove the unbind, and the item
2890                         // become KeyMap::System again.
2891                         user_unbind_.unbind(shortcut, func);
2892                         setItemType(items[i], KeyMap::System);
2893                         removePB->setText(qt_("Remo&ve"));
2894                         break;
2895                 }
2896                 case KeyMap::UserExtraUnbind: {
2897                         // for user unbind that is not in system bind file,
2898                         // remove this unbind file
2899                         QTreeWidgetItem * parent = items[i]->parent();
2900                         parent->takeChild(parent->indexOfChild(items[i]));
2901                         user_unbind_.unbind(shortcut, func);
2902                 }
2903                 }
2904         }
2905 }
2906
2907
2908 void PrefShortcuts::selectBind()
2909 {
2910         QString file = form_->browsebind(internalPath(bindFileED->text()));
2911         if (!file.isEmpty()) {
2912                 bindFileED->setText(file);
2913                 system_bind_ = KeyMap();
2914                 system_bind_.read(fromqstr(file));
2915                 updateShortcutsTW();
2916         }
2917 }
2918
2919
2920 void PrefShortcuts::on_modifyPB_pressed()
2921 {
2922         modifyShortcut();
2923 }
2924
2925
2926 void PrefShortcuts::on_newPB_pressed()
2927 {
2928         shortcut_->lfunLE->clear();
2929         shortcut_->shortcutWG->reset();
2930         save_lfun_ = QString();
2931         shortcut_->exec();
2932 }
2933
2934
2935 void PrefShortcuts::on_removePB_pressed()
2936 {
2937         changed();
2938         removeShortcut();
2939 }
2940
2941
2942 void PrefShortcuts::on_searchLE_textEdited()
2943 {
2944         if (searchLE->text().isEmpty()) {
2945                 // show all hidden items
2946                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
2947                 while (*it)
2948                         shortcutsTW->setItemHidden(*it++, false);
2949                 return;
2950         }
2951         // search both columns
2952         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
2953                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
2954         matched += shortcutsTW->findItems(searchLE->text(),
2955                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
2956
2957         // hide everyone (to avoid searching in matched QList repeatedly
2958         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
2959         while (*it)
2960                 shortcutsTW->setItemHidden(*it++, true);
2961         // show matched items
2962         for (int i = 0; i < matched.size(); ++i) {
2963                 shortcutsTW->setItemHidden(matched[i], false);
2964         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
2965         }
2966 }
2967
2968
2969 docstring makeCmdString(FuncRequest const & f)
2970 {
2971         docstring actionStr = from_ascii(lyxaction.getActionName(f.action()));
2972         if (!f.argument().empty())
2973                 actionStr += " " + f.argument();
2974         return actionStr;
2975 }
2976
2977
2978 void PrefShortcuts::shortcutOkPressed()
2979 {
2980         QString const new_lfun = shortcut_->lfunLE->text();
2981         FuncRequest func = lyxaction.lookupFunc(fromqstr(new_lfun));
2982
2983         if (func.action() == LFUN_UNKNOWN_ACTION) {
2984                 Alert::error(_("Failed to create shortcut"),
2985                         _("Unknown or invalid LyX function"));
2986                 return;
2987         }
2988
2989         KeySequence k = shortcut_->shortcutWG->getKeySequence();
2990         if (k.length() == 0) {
2991                 Alert::error(_("Failed to create shortcut"),
2992                         _("Invalid or empty key sequence"));
2993                 return;
2994         }
2995
2996         // check to see if there's been any change
2997         FuncRequest oldBinding = system_bind_.getBinding(k);
2998         if (oldBinding.action() == LFUN_UNKNOWN_ACTION)
2999                 oldBinding = user_bind_.getBinding(k);
3000         if (oldBinding == func)
3001                 // nothing has changed
3002                 return;
3003
3004         // make sure this key isn't already bound---and, if so, not unbound
3005         FuncCode const unbind = user_unbind_.getBinding(k).action();
3006         docstring const action_string = makeCmdString(oldBinding);
3007         if (oldBinding.action() > LFUN_NOACTION && unbind == LFUN_UNKNOWN_ACTION
3008                   && save_lfun_ != toqstr(action_string)) {
3009                 // FIXME Perhaps we should offer to over-write the old shortcut?
3010                 // If so, we'll need to remove it from our list, etc.
3011                 Alert::error(_("Failed to create shortcut"),
3012                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s\n"
3013                           "You need to remove that binding before creating a new one."),
3014                         k.print(KeySequence::ForGui), action_string));
3015                 return;
3016         }
3017
3018         if (!save_lfun_.isEmpty())
3019                 // real modification of the lfun's shortcut,
3020                 // so remove the previous one
3021                 removeShortcut();
3022
3023         QTreeWidgetItem * item = insertShortcutItem(func, k, KeyMap::UserBind);
3024         if (item) {
3025                 user_bind_.bind(&k, func);
3026                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
3027                 shortcutsTW->setItemExpanded(item->parent(), true);
3028                 shortcutsTW->scrollToItem(item);
3029         } else {
3030                 Alert::error(_("Failed to create shortcut"),
3031                         _("Can not insert shortcut to the list"));
3032                 return;
3033         }
3034 }
3035
3036
3037 void PrefShortcuts::shortcutCancelPressed()
3038 {
3039         shortcut_->shortcutWG->reset();
3040 }
3041
3042
3043 void PrefShortcuts::shortcutClearPressed()
3044 {
3045         shortcut_->shortcutWG->reset();
3046 }
3047
3048
3049 void PrefShortcuts::shortcutRemovePressed()
3050 {
3051         shortcut_->shortcutWG->removeFromSequence();
3052 }
3053
3054
3055 /////////////////////////////////////////////////////////////////////
3056 //
3057 // PrefIdentity
3058 //
3059 /////////////////////////////////////////////////////////////////////
3060
3061 PrefIdentity::PrefIdentity(GuiPreferences * form)
3062         : PrefModule(QString(), qt_("Identity"), form)
3063 {
3064         setupUi(this);
3065
3066         connect(nameED, SIGNAL(textChanged(QString)),
3067                 this, SIGNAL(changed()));
3068         connect(emailED, SIGNAL(textChanged(QString)),
3069                 this, SIGNAL(changed()));
3070 }
3071
3072
3073 void PrefIdentity::apply(LyXRC & rc) const
3074 {
3075         rc.user_name = fromqstr(nameED->text());
3076         rc.user_email = fromqstr(emailED->text());
3077 }
3078
3079
3080 void PrefIdentity::update(LyXRC const & rc)
3081 {
3082         nameED->setText(toqstr(rc.user_name));
3083         emailED->setText(toqstr(rc.user_email));
3084 }
3085
3086
3087
3088 /////////////////////////////////////////////////////////////////////
3089 //
3090 // GuiPreferences
3091 //
3092 /////////////////////////////////////////////////////////////////////
3093
3094 GuiPreferences::GuiPreferences(GuiView & lv)
3095         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
3096 {
3097         setupUi(this);
3098
3099         QDialog::setModal(false);
3100
3101         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
3102         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
3103         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
3104         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
3105
3106         addModule(new PrefUserInterface(this));
3107         addModule(new PrefEdit(this));
3108         addModule(new PrefShortcuts(this));
3109         PrefScreenFonts * screenfonts = new PrefScreenFonts(this);
3110         connect(this, SIGNAL(prefsApplied(LyXRC const &)),
3111                         screenfonts, SLOT(updateScreenFontSizes(LyXRC const &)));
3112         addModule(screenfonts);
3113         addModule(new PrefColors(this));
3114         addModule(new PrefDisplay(this));
3115         addModule(new PrefInput(this));
3116         addModule(new PrefCompletion(this));
3117
3118         addModule(new PrefPaths(this));
3119
3120         addModule(new PrefIdentity(this));
3121
3122         addModule(new PrefLanguage(this));
3123         addModule(new PrefSpellchecker(this));
3124
3125         //for strftime validator
3126         PrefOutput * output = new PrefOutput(this);
3127         addModule(output);
3128         addModule(new PrefPrinter(this));
3129         addModule(new PrefLatex(this));
3130
3131         PrefConverters * converters = new PrefConverters(this);
3132         PrefFileformats * formats = new PrefFileformats(this);
3133         connect(formats, SIGNAL(formatsChanged()),
3134                         converters, SLOT(updateGui()));
3135         addModule(converters);
3136         addModule(formats);
3137
3138         prefsPS->setCurrentPanel(qt_("User Interface"));
3139 // FIXME: hack to work around resizing bug in Qt >= 4.2
3140 // bug verified with Qt 4.2.{0-3} (JSpitzm)
3141 #if QT_VERSION >= 0x040200
3142         prefsPS->updateGeometry();
3143 #endif
3144
3145         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
3146         bc().setOK(savePB);
3147         bc().setApply(applyPB);
3148         bc().setCancel(closePB);
3149         bc().setRestore(restorePB);
3150
3151         // initialize the strftime validator
3152         bc().addCheckedLineEdit(output->DateED);
3153 }
3154
3155
3156 void GuiPreferences::addModule(PrefModule * module)
3157 {
3158         LASSERT(module, return);
3159         if (module->category().isEmpty())
3160                 prefsPS->addPanel(module, module->title());
3161         else
3162                 prefsPS->addPanel(module, module->title(), module->category());
3163         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
3164         modules_.push_back(module);
3165 }
3166
3167
3168 void GuiPreferences::change_adaptor()
3169 {
3170         changed();
3171 }
3172
3173
3174 void GuiPreferences::apply(LyXRC & rc) const
3175 {
3176         size_t end = modules_.size();
3177         for (size_t i = 0; i != end; ++i)
3178                 modules_[i]->apply(rc);
3179 }
3180
3181
3182 void GuiPreferences::updateRc(LyXRC const & rc)
3183 {
3184         size_t const end = modules_.size();
3185         for (size_t i = 0; i != end; ++i)
3186                 modules_[i]->update(rc);
3187 }
3188
3189
3190 void GuiPreferences::applyView()
3191 {
3192         apply(rc());
3193 }
3194
3195
3196 bool GuiPreferences::initialiseParams(string const &)
3197 {
3198         rc_ = lyxrc;
3199         formats_ = lyx::formats;
3200         converters_ = theConverters();
3201         converters_.update(formats_);
3202         movers_ = theMovers();
3203         colors_.clear();
3204         update_screen_font_ = false;
3205
3206         updateRc(rc_);
3207         // Make sure that the bc is in the INITIAL state
3208         if (bc().policy().buttonStatus(ButtonPolicy::RESTORE))
3209                 bc().restore();
3210
3211         return true;
3212 }
3213
3214
3215 void GuiPreferences::dispatchParams()
3216 {
3217         ostringstream ss;
3218         rc_.write(ss, true);
3219         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
3220         // issue prefsApplied signal. This will update the
3221         // localized screen font sizes.
3222         prefsApplied(rc_);
3223         // FIXME: these need lfuns
3224         // FIXME UNICODE
3225         Author const & author =
3226                 Author(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
3227         theBufferList().recordCurrentAuthor(author);
3228
3229         lyx::formats = formats_;
3230
3231         theConverters() = converters_;
3232         theConverters().update(lyx::formats);
3233         theConverters().buildGraph();
3234
3235         theMovers() = movers_;
3236
3237         vector<string>::const_iterator it = colors_.begin();
3238         vector<string>::const_iterator const end = colors_.end();
3239         for (; it != end; ++it)
3240                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
3241         colors_.clear();
3242
3243         if (update_screen_font_) {
3244                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
3245                 update_screen_font_ = false;
3246         }
3247
3248         // The Save button has been pressed
3249         if (isClosing())
3250                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
3251 }
3252
3253
3254 void GuiPreferences::setColor(ColorCode col, QString const & hex)
3255 {
3256         colors_.push_back(lcolor.getLyXName(col) + ' ' + fromqstr(hex));
3257 }
3258
3259
3260 void GuiPreferences::updateScreenFonts()
3261 {
3262         update_screen_font_ = true;
3263 }
3264
3265
3266 QString GuiPreferences::browsebind(QString const & file) const
3267 {
3268         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
3269                              QStringList(qt_("LyX bind files (*.bind)")));
3270 }
3271
3272
3273 QString GuiPreferences::browseUI(QString const & file) const
3274 {
3275         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
3276                              QStringList(qt_("LyX UI files (*.ui)")));
3277 }
3278
3279
3280 QString GuiPreferences::browsekbmap(QString const & file) const
3281 {
3282         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
3283                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
3284 }
3285
3286
3287 QString GuiPreferences::browse(QString const & file,
3288         QString const & title) const
3289 {
3290         return browseFile(file, title, QStringList(), true);
3291 }
3292
3293
3294 // We support less paper sizes than the document dialog
3295 // Therefore this adjustment is needed.
3296 PAPER_SIZE GuiPreferences::toPaperSize(int i) const
3297 {
3298         switch (i) {
3299         case 0:
3300                 return PAPER_DEFAULT;
3301         case 1:
3302                 return PAPER_USLETTER;
3303         case 2:
3304                 return PAPER_USLEGAL;
3305         case 3:
3306                 return PAPER_USEXECUTIVE;
3307         case 4:
3308                 return PAPER_A3;
3309         case 5:
3310                 return PAPER_A4;
3311         case 6:
3312                 return PAPER_A5;
3313         case 7:
3314                 return PAPER_B5;
3315         default:
3316                 // should not happen
3317                 return PAPER_DEFAULT;
3318         }
3319 }
3320
3321
3322 int GuiPreferences::fromPaperSize(PAPER_SIZE papersize) const
3323 {
3324         switch (papersize) {
3325         case PAPER_DEFAULT:
3326                 return 0;
3327         case PAPER_USLETTER:
3328                 return 1;
3329         case PAPER_USLEGAL:
3330                 return 2;
3331         case PAPER_USEXECUTIVE:
3332                 return 3;
3333         case PAPER_A3:
3334                 return 4;
3335         case PAPER_A4:
3336                 return 5;
3337         case PAPER_A5:
3338                 return 6;
3339         case PAPER_B5:
3340                 return 7;
3341         default:
3342                 // should not happen
3343                 return 0;
3344         }
3345 }
3346
3347
3348 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
3349
3350
3351 } // namespace frontend
3352 } // namespace lyx
3353
3354 #include "moc_GuiPrefs.cpp"