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 #include "Validator.h"
  24
  25 #include "Author.h"
  26 #include "BufferList.h"
  27 #include "Color.h"
  28 #include "ColorSet.h"
  29 #include "ConverterCache.h"
  30 #include "FontEnums.h"
  31 #include "FuncRequest.h"
  32 #include "KeyMap.h"
  33 #include "KeySequence.h"
  34 #include "Language.h"
  35 #include "LyXAction.h"
  36 #include "LyX.h"
  37 #include "PanelStack.h"
  38 #include "paper.h"
  39 #include "Session.h"
  40 #include "SpellChecker.h"
  41
  42 #include "support/debug.h"
  43 #include "support/FileName.h"
  44 #include "support/filetools.h"
  45 #include "support/foreach.h"
  46 #include "support/gettext.h"
  47 #include "support/lassert.h"
  48 #include "support/lstrings.h"
  49 #include "support/Messages.h"
  50 #include "support/os.h"
  51 #include "support/Package.h"
  52
  53 #include "graphics/GraphicsTypes.h"
  54
  55 #include "frontends/alert.h"
  56 #include "frontends/Application.h"
  57 #include "frontends/FontLoader.h"
  58
  59 #include <QAbstractItemModel>
  60 #include <QCheckBox>
  61 #include <QColorDialog>
  62 #include <QFontDatabase>
  63 #include <QHeaderView>
  64 #include <QLineEdit>
  65 #include <QMessageBox>
  66 #include <QPixmapCache>
  67 #include <QPushButton>
  68 #include <QSpinBox>
  69 #include <QString>
  70 #include <QTreeWidget>
  71 #include <QTreeWidgetItem>
  72 #include <QValidator>
  73
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <algorithm>
  77
  78 using namespace Ui;
  79
  80 using namespace std;
  81 using namespace lyx::support;
  82 using namespace lyx::support::os;
  83
  84 namespace lyx {
  85 namespace frontend {
  86
  87 /////////////////////////////////////////////////////////////////////
  88 //
  89 // Browser Helpers
  90 //
  91 /////////////////////////////////////////////////////////////////////
  92
  93 /** Launch a file dialog and return the chosen file.
  94         filename: a suggested filename.
  95         title: the title of the dialog.
  96         filters: *.ps etc.
  97         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
  98 */
  99 QString browseFile(QString const & filename,
 100         QString const & title,
 101         QStringList const & filters,
 102         bool save = false,
 103         QString const & label1 = QString(),
 104         QString const & dir1 = QString(),
 105         QString const & label2 = QString(),
 106         QString const & dir2 = QString(),
 107         QString const & fallback_dir = QString())
 108 {
 109         QString lastPath = ".";
 110         if (!filename.isEmpty())
 111                 lastPath = onlyPath(filename);
 112         else if(!fallback_dir.isEmpty())
 113                 lastPath = fallback_dir;
 114
 115         FileDialog dlg(title);
 116         dlg.setButton2(label1, dir1);
 117         dlg.setButton2(label2, dir2);
 118
 119         FileDialog::Result result;
 120
 121         if (save)
 122                 result = dlg.save(lastPath, filters, onlyFileName(filename));
 123         else
 124                 result = dlg.open(lastPath, filters, onlyFileName(filename));
 125
 126         return result.second;
 127 }
 128
 129
 130 /** Wrapper around browseFile which tries to provide a filename
 131 *  relative to the user or system directory. The dir, name and ext
 132 *  parameters have the same meaning as in the
 133 *  support::LibFileSearch function.
 134 */
 135 QString browseLibFile(QString const & dir,
 136         QString const & name,
 137         QString const & ext,
 138         QString const & title,
 139         QStringList const & filters)
 140 {
 141         // FIXME UNICODE
 142         QString const label1 = qt_("System files|#S#s");
 143         QString const dir1 =
 144                 toqstr(addName(package().system_support().absFileName(), fromqstr(dir)));
 145
 146         QString const label2 = qt_("User files|#U#u");
 147         QString const dir2 =
 148                 toqstr(addName(package().user_support().absFileName(), fromqstr(dir)));
 149
 150         QString const result = browseFile(toqstr(
 151                 libFileSearch(dir, name, ext).absFileName()),
 152                 title, filters, false, dir1, dir2, QString(), QString(), dir1);
 153
 154         // remove the extension if it is the default one
 155         QString noextresult;
 156         if (getExtension(result) == ext)
 157                 noextresult = removeExtension(result);
 158         else
 159                 noextresult = result;
 160
 161         // remove the directory, if it is the default one
 162         QString const file = onlyFileName(noextresult);
 163         if (toqstr(libFileSearch(dir, file, ext).absFileName()) == result)
 164                 return file;
 165         else
 166                 return noextresult;
 167 }
 168
 169
 170 /** Launch a file dialog and return the chosen directory.
 171         pathname: a suggested pathname.
 172         title: the title of the dialog.
 173         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
 174 */
 175 QString browseDir(QString const & pathname,
 176         QString const & title,
 177         QString const & label1 = QString(),
 178         QString const & dir1 = QString(),
 179         QString const & label2 = QString(),
 180         QString const & dir2 = QString())
 181 {
 182         QString lastPath = ".";
 183         if (!pathname.isEmpty())
 184                 lastPath = onlyPath(pathname);
 185
 186         FileDialog dlg(title);
 187         dlg.setButton1(label1, dir1);
 188         dlg.setButton2(label2, dir2);
 189
 190         FileDialog::Result const result =
 191                 dlg.opendir(lastPath, onlyFileName(pathname));
 192
 193         return result.second;
 194 }
 195
 196
 197 } // namespace frontend
 198
 199
 200 QString browseRelToParent(QString const & filename, QString const & relpath,
 201         QString const & title, QStringList const & filters, bool save,
 202         QString const & label1, QString const & dir1,
 203         QString const & label2, QString const & dir2)
 204 {
 205         QString const fname = makeAbsPath(filename, relpath);
 206
 207         QString const outname =
 208                 frontend::browseFile(fname, title, filters, save, label1, dir1, label2, dir2);
 209
 210         QString const reloutname =
 211                 toqstr(makeRelPath(qstring_to_ucs4(outname), qstring_to_ucs4(relpath)));
 212
 213         if (reloutname.startsWith("../"))
 214                 return outname;
 215         else
 216                 return reloutname;
 217 }
 218
 219
 220 QString browseRelToSub(QString const & filename, QString const & relpath,
 221         QString const & title, QStringList const & filters, bool save,
 222         QString const & label1, QString const & dir1,
 223         QString const & label2, QString const & dir2)
 224 {
 225         QString const fname = makeAbsPath(filename, relpath);
 226
 227         QString const outname =
 228                 frontend::browseFile(fname, title, filters, save, label1, dir1, label2, dir2);
 229
 230         QString const reloutname =
 231                 toqstr(makeRelPath(qstring_to_ucs4(outname), qstring_to_ucs4(relpath)));
 232
 233         QString testname = reloutname;
 234         testname.remove(QRegExp("^(\\.\\./)+"));
 235
 236         if (testname.contains("/"))
 237                 return outname;
 238         else
 239                 return reloutname;
 240 }
 241
 242
 243
 244 /////////////////////////////////////////////////////////////////////
 245 //
 246 // Helpers
 247 //
 248 /////////////////////////////////////////////////////////////////////
 249
 250 namespace frontend {
 251
 252 QString const catLookAndFeel = N_("Look & Feel");
 253 QString const catEditing = N_("Editing");
 254 QString const catLanguage = N_("Language Settings");
 255 QString const catOutput = N_("Output");
 256 QString const catFiles = N_("File Handling");
 257
 258 static void parseFontName(QString const & mangled0,
 259         string & name, string & foundry)
 260 {
 261         string mangled = fromqstr(mangled0);
 262         size_t const idx = mangled.find('[');
 263         if (idx == string::npos || idx == 0) {
 264                 name = mangled;
 265                 foundry.clear();
 266         } else {
 267                 name = mangled.substr(0, idx - 1),
 268                 foundry = mangled.substr(idx + 1, mangled.size() - idx - 2);
 269         }
 270 }
 271
 272
 273 static void setComboxFont(QComboBox * cb, string const & family,
 274         string const & foundry)
 275 {
 276         QString fontname = toqstr(family);
 277         if (!foundry.empty())
 278                 fontname += " [" + toqstr(foundry) + ']';
 279
 280         for (int i = 0; i != cb->count(); ++i) {
 281                 if (cb->itemText(i) == fontname) {
 282                         cb->setCurrentIndex(i);
 283                         return;
 284                 }
 285         }
 286
 287         // Try matching without foundry name
 288
 289         // We count in reverse in order to prefer the Xft foundry
 290         for (int i = cb->count(); --i >= 0;) {
 291                 string name, foundry;
 292                 parseFontName(cb->itemText(i), name, foundry);
 293                 if (compare_ascii_no_case(name, family) == 0) {
 294                         cb->setCurrentIndex(i);
 295                         return;
 296                 }
 297         }
 298
 299         // family alone can contain e.g. "Helvetica [Adobe]"
 300         string tmpname, tmpfoundry;
 301         parseFontName(toqstr(family), tmpname, tmpfoundry);
 302
 303         // We count in reverse in order to prefer the Xft foundry
 304         for (int i = cb->count(); --i >= 0; ) {
 305                 string name, foundry;
 306                 parseFontName(cb->itemText(i), name, foundry);
 307                 if (compare_ascii_no_case(name, foundry) == 0) {
 308                         cb->setCurrentIndex(i);
 309                         return;
 310                 }
 311         }
 312
 313         // Bleh, default fonts, and the names couldn't be found. Hack
 314         // for bug 1063.
 315
 316         QFont font;
 317
 318         QString const font_family = toqstr(family);
 319         if (font_family == guiApp->romanFontName()) {
 320                 font.setStyleHint(QFont::Serif);
 321                 font.setFamily(font_family);
 322         } else if (font_family == guiApp->sansFontName()) {
 323                 font.setStyleHint(QFont::SansSerif);
 324                 font.setFamily(font_family);
 325         } else if (font_family == guiApp->typewriterFontName()) {
 326                 font.setStyleHint(QFont::TypeWriter);
 327                 font.setFamily(font_family);
 328         } else {
 329                 LYXERR0("FAILED to find the default font: '"
 330                        << foundry << "', '" << family << '\'');
 331                 return;
 332         }
 333
 334         QFontInfo info(font);
 335         string default_font_name, dummyfoundry;
 336         parseFontName(info.family(), default_font_name, dummyfoundry);
 337         LYXERR0("Apparent font is " << default_font_name);
 338
 339         for (int i = 0; i < cb->count(); ++i) {
 340                 LYXERR0("Looking at " << cb->itemText(i));
 341                 if (compare_ascii_no_case(fromqstr(cb->itemText(i)),
 342                                     default_font_name) == 0) {
 343                         cb->setCurrentIndex(i);
 344                         return;
 345                 }
 346         }
 347
 348         LYXERR0("FAILED to find the font: '"
 349                << foundry << "', '" << family << '\'');
 350 }
 351
 352
 353 /////////////////////////////////////////////////////////////////////
 354 //
 355 // StrftimeValidator
 356 //
 357 /////////////////////////////////////////////////////////////////////
 358
 359 class StrftimeValidator : public QValidator
 360 {
 361 public:
 362         StrftimeValidator(QWidget *);
 363         QValidator::State validate(QString & input, int & pos) const;
 364 };
 365
 366
 367 StrftimeValidator::StrftimeValidator(QWidget * parent)
 368         : QValidator(parent)
 369 {
 370 }
 371
 372
 373 QValidator::State StrftimeValidator::validate(QString & input, int & /*pos*/) const
 374 {
 375         if (is_valid_strftime(fromqstr(input)))
 376                 return QValidator::Acceptable;
 377         else
 378                 return QValidator::Intermediate;
 379 }
 380
 381
 382 /////////////////////////////////////////////////////////////////////
 383 //
 384 // PrefOutput
 385 //
 386 /////////////////////////////////////////////////////////////////////
 387
 388 PrefOutput::PrefOutput(GuiPreferences * form)
 389         : PrefModule(catOutput, N_("General"), form)
 390 {
 391         setupUi(this);
 392
 393         DateED->setValidator(new StrftimeValidator(DateED));
 394         dviCB->setValidator(new NoNewLineValidator(dviCB));
 395         pdfCB->setValidator(new NoNewLineValidator(pdfCB));
 396
 397         connect(DateED, SIGNAL(textChanged(QString)),
 398                 this, SIGNAL(changed()));
 399         connect(plaintextLinelengthSB, SIGNAL(valueChanged(int)),
 400                 this, SIGNAL(changed()));
 401         connect(overwriteCO, SIGNAL(activated(int)),
 402                 this, SIGNAL(changed()));
 403         connect(dviCB, SIGNAL(editTextChanged(QString)),
 404                 this, SIGNAL(changed()));
 405         connect(pdfCB, SIGNAL(editTextChanged(QString)),
 406                 this, SIGNAL(changed()));
 407         dviCB->addItem("");
 408         dviCB->addItem("xdvi -sourceposition '$$n:\\ $$t' $$o");
 409         dviCB->addItem("yap -1 -s \"$$n $$t\" $$o");
 410         dviCB->addItem("okular --unique \"$$o#src:$$n $$f\"");
 411         dviCB->addItem("synctex view -i $$n:0:$$t -o $$o -x \"evince -i %{page+1} $$o\"");
 412         pdfCB->addItem("");
 413         pdfCB->addItem("CMCDDE SUMATRA control [ForwardSearch(\\\"$$o\\\",\\\"$$t\\\",$$n,0,0,1)]");
 414         pdfCB->addItem("SumatraPDF -reuse-instance $$o -forward-search $$t $$n");
 415         pdfCB->addItem("synctex view -i $$n:0:$$t -o $$o -x \"xpdf -raise -remote $$t.tmp $$o %{page+1}\"");
 416         pdfCB->addItem("okular --unique \"$$o#src:$$n $$f\"");
 417         pdfCB->addItem("synctex view -i $$n:0:$$t -o $$o -x \"evince -i %{page+1} $$o\"");
 418         pdfCB->addItem("/Applications/Skim.app/Contents/SharedSupport/displayline $$n $$o $$t");
 419 }
 420
 421
 422 void PrefOutput::on_DateED_textChanged(const QString &)
 423 {
 424         QString t = DateED->text();
 425         int p = 0;
 426         bool valid = DateED->validator()->validate(t, p)
 427                      == QValidator::Acceptable;
 428         setValid(DateLA, valid);
 429 }
 430
 431
 432 void PrefOutput::apply(LyXRC & rc) const
 433 {
 434         rc.date_insert_format = fromqstr(DateED->text());
 435         rc.plaintext_linelen = plaintextLinelengthSB->value();
 436         rc.forward_search_dvi = fromqstr(dviCB->currentText());
 437         rc.forward_search_pdf = fromqstr(pdfCB->currentText());
 438
 439         switch (overwriteCO->currentIndex()) {
 440         case 0:
 441                 rc.export_overwrite = NO_FILES;
 442                 break;
 443         case 1:
 444                 rc.export_overwrite = MAIN_FILE;
 445                 break;
 446         case 2:
 447                 rc.export_overwrite = ALL_FILES;
 448                 break;
 449         }
 450 }
 451
 452
 453 void PrefOutput::update(LyXRC const & rc)
 454 {
 455         DateED->setText(toqstr(rc.date_insert_format));
 456         plaintextLinelengthSB->setValue(rc.plaintext_linelen);
 457         dviCB->setEditText(toqstr(rc.forward_search_dvi));
 458         pdfCB->setEditText(toqstr(rc.forward_search_pdf));
 459
 460         switch (rc.export_overwrite) {
 461         case NO_FILES:
 462                 overwriteCO->setCurrentIndex(0);
 463                 break;
 464         case MAIN_FILE:
 465                 overwriteCO->setCurrentIndex(1);
 466                 break;
 467         case ALL_FILES:
 468                 overwriteCO->setCurrentIndex(2);
 469                 break;
 470         }
 471 }
 472
 473
 474 /////////////////////////////////////////////////////////////////////
 475 //
 476 // PrefInput
 477 //
 478 /////////////////////////////////////////////////////////////////////
 479
 480 PrefInput::PrefInput(GuiPreferences * form)
 481         : PrefModule(catEditing, N_("Keyboard/Mouse"), form)
 482 {
 483         setupUi(this);
 484
 485         connect(keymapCB, SIGNAL(clicked()),
 486                 this, SIGNAL(changed()));
 487         connect(firstKeymapED, SIGNAL(textChanged(QString)),
 488                 this, SIGNAL(changed()));
 489         connect(secondKeymapED, SIGNAL(textChanged(QString)),
 490                 this, SIGNAL(changed()));
 491         connect(mouseWheelSpeedSB, SIGNAL(valueChanged(double)),
 492                 this, SIGNAL(changed()));
 493         connect(scrollzoomEnableCB, SIGNAL(clicked()),
 494                 this, SIGNAL(changed()));
 495         connect(scrollzoomValueCO, SIGNAL(activated(int)),
 496                 this, SIGNAL(changed()));
 497         connect(dontswapCB, SIGNAL(toggled(bool)),
 498                 this, SIGNAL(changed()));
 499
 500         // reveal checkbox for switching Ctrl and Meta on Mac:
 501         bool swapcb = false;
 502 #ifdef Q_WS_MACX
 503 #if QT_VERSION > 0x040600
 504         swapcb = true;
 505 #endif
 506 #endif
 507         dontswapCB->setVisible(swapcb);
 508 }
 509
 510
 511 void PrefInput::apply(LyXRC & rc) const
 512 {
 513         // FIXME: can derive CB from the two EDs
 514         rc.use_kbmap = keymapCB->isChecked();
 515         rc.primary_kbmap = internal_path(fromqstr(firstKeymapED->text()));
 516         rc.secondary_kbmap = internal_path(fromqstr(secondKeymapED->text()));
 517         rc.mouse_wheel_speed = mouseWheelSpeedSB->value();
 518         if (scrollzoomEnableCB->isChecked()) {
 519                 switch (scrollzoomValueCO->currentIndex()) {
 520                 case 0:
 521                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_CTRL;
 522                         break;
 523                 case 1:
 524                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_SHIFT;
 525                         break;
 526                 case 2:
 527                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_ALT;
 528                         break;
 529                 }
 530         } else {
 531                 rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_OFF;
 532         }
 533         rc.mac_dontswap_ctrl_meta  = dontswapCB->isChecked();
 534 }
 535
 536
 537 void PrefInput::update(LyXRC const & rc)
 538 {
 539         // FIXME: can derive CB from the two EDs
 540         keymapCB->setChecked(rc.use_kbmap);
 541         firstKeymapED->setText(toqstr(external_path(rc.primary_kbmap)));
 542         secondKeymapED->setText(toqstr(external_path(rc.secondary_kbmap)));
 543         mouseWheelSpeedSB->setValue(rc.mouse_wheel_speed);
 544         switch (rc.scroll_wheel_zoom) {
 545         case LyXRC::SCROLL_WHEEL_ZOOM_OFF:
 546                 scrollzoomEnableCB->setChecked(false);
 547                 break;
 548         case LyXRC::SCROLL_WHEEL_ZOOM_CTRL:
 549                 scrollzoomEnableCB->setChecked(true);
 550                 scrollzoomValueCO->setCurrentIndex(0);
 551                 break;
 552         case LyXRC::SCROLL_WHEEL_ZOOM_SHIFT:
 553                 scrollzoomEnableCB->setChecked(true);
 554                 scrollzoomValueCO->setCurrentIndex(1);
 555                 break;
 556         case LyXRC::SCROLL_WHEEL_ZOOM_ALT:
 557                 scrollzoomEnableCB->setChecked(true);
 558                 scrollzoomValueCO->setCurrentIndex(2);
 559                 break;
 560         }
 561         dontswapCB->setChecked(rc.mac_dontswap_ctrl_meta);
 562 }
 563
 564
 565 QString PrefInput::testKeymap(QString const & keymap)
 566 {
 567         return form_->browsekbmap(internalPath(keymap));
 568 }
 569
 570
 571 void PrefInput::on_firstKeymapPB_clicked(bool)
 572 {
 573         QString const file = testKeymap(firstKeymapED->text());
 574         if (!file.isEmpty())
 575                 firstKeymapED->setText(file);
 576 }
 577
 578
 579 void PrefInput::on_secondKeymapPB_clicked(bool)
 580 {
 581         QString const file = testKeymap(secondKeymapED->text());
 582         if (!file.isEmpty())
 583                 secondKeymapED->setText(file);
 584 }
 585
 586
 587 void PrefInput::on_keymapCB_toggled(bool keymap)
 588 {
 589         firstKeymapLA->setEnabled(keymap);
 590         secondKeymapLA->setEnabled(keymap);
 591         firstKeymapED->setEnabled(keymap);
 592         secondKeymapED->setEnabled(keymap);
 593         firstKeymapPB->setEnabled(keymap);
 594         secondKeymapPB->setEnabled(keymap);
 595 }
 596
 597
 598 void PrefInput::on_scrollzoomEnableCB_toggled(bool enabled)
 599 {
 600         scrollzoomValueCO->setEnabled(enabled);
 601 }
 602
 603
 604 /////////////////////////////////////////////////////////////////////
 605 //
 606 // PrefCompletion
 607 //
 608 /////////////////////////////////////////////////////////////////////
 609
 610 PrefCompletion::PrefCompletion(GuiPreferences * form)
 611         : PrefModule(catEditing, N_("Input Completion"), form)
 612 {
 613         setupUi(this);
 614
 615         connect(inlineDelaySB, SIGNAL(valueChanged(double)),
 616                 this, SIGNAL(changed()));
 617         connect(inlineMathCB, SIGNAL(clicked()),
 618                 this, SIGNAL(changed()));
 619         connect(inlineTextCB, SIGNAL(clicked()),
 620                 this, SIGNAL(changed()));
 621         connect(inlineDotsCB, SIGNAL(clicked()),
 622                 this, SIGNAL(changed()));
 623         connect(popupDelaySB, SIGNAL(valueChanged(double)),
 624                 this, SIGNAL(changed()));
 625         connect(popupMathCB, SIGNAL(clicked()),
 626                 this, SIGNAL(changed()));
 627         connect(autocorrectionCB, SIGNAL(clicked()),
 628                 this, SIGNAL(changed()));
 629         connect(popupTextCB, SIGNAL(clicked()),
 630                 this, SIGNAL(changed()));
 631         connect(popupAfterCompleteCB, SIGNAL(clicked()),
 632                 this, SIGNAL(changed()));
 633         connect(cursorTextCB, SIGNAL(clicked()),
 634                 this, SIGNAL(changed()));
 635         connect(minlengthSB, SIGNAL(valueChanged(int)),
 636                         this, SIGNAL(changed()));
 637 }
 638
 639
 640 void PrefCompletion::on_inlineTextCB_clicked()
 641 {
 642         enableCB();
 643 }
 644
 645
 646 void PrefCompletion::on_popupTextCB_clicked()
 647 {
 648         enableCB();
 649 }
 650
 651
 652 void PrefCompletion::enableCB()
 653 {
 654         cursorTextCB->setEnabled(
 655                 popupTextCB->isChecked() || inlineTextCB->isChecked());
 656 }
 657
 658
 659 void PrefCompletion::apply(LyXRC & rc) const
 660 {
 661         rc.completion_inline_delay = inlineDelaySB->value();
 662         rc.completion_inline_math = inlineMathCB->isChecked();
 663         rc.completion_inline_text = inlineTextCB->isChecked();
 664         rc.completion_inline_dots = inlineDotsCB->isChecked() ? 13 : -1;
 665         rc.completion_popup_delay = popupDelaySB->value();
 666         rc.completion_popup_math = popupMathCB->isChecked();
 667         rc.autocorrection_math = autocorrectionCB->isChecked();
 668         rc.completion_popup_text = popupTextCB->isChecked();
 669         rc.completion_cursor_text = cursorTextCB->isChecked();
 670         rc.completion_popup_after_complete =
 671                 popupAfterCompleteCB->isChecked();
 672         rc.completion_minlength = minlengthSB->value();
 673 }
 674
 675
 676 void PrefCompletion::update(LyXRC const & rc)
 677 {
 678         inlineDelaySB->setValue(rc.completion_inline_delay);
 679         inlineMathCB->setChecked(rc.completion_inline_math);
 680         inlineTextCB->setChecked(rc.completion_inline_text);
 681         inlineDotsCB->setChecked(rc.completion_inline_dots != -1);
 682         popupDelaySB->setValue(rc.completion_popup_delay);
 683         popupMathCB->setChecked(rc.completion_popup_math);
 684         autocorrectionCB->setChecked(rc.autocorrection_math);
 685         popupTextCB->setChecked(rc.completion_popup_text);
 686         cursorTextCB->setChecked(rc.completion_cursor_text);
 687         popupAfterCompleteCB->setChecked(rc.completion_popup_after_complete);
 688         enableCB();
 689         minlengthSB->setValue(rc.completion_minlength);
 690 }
 691
 692
 693
 694 /////////////////////////////////////////////////////////////////////
 695 //
 696 // PrefLatex
 697 //
 698 /////////////////////////////////////////////////////////////////////
 699
 700 PrefLatex::PrefLatex(GuiPreferences * form)
 701         : PrefModule(catOutput, N_("LaTeX"), form)
 702 {
 703         setupUi(this);
 704
 705         latexEncodingED->setValidator(new NoNewLineValidator(latexEncodingED));
 706         latexDviPaperED->setValidator(new NoNewLineValidator(latexDviPaperED));
 707         latexBibtexED->setValidator(new NoNewLineValidator(latexBibtexED));
 708         latexJBibtexED->setValidator(new NoNewLineValidator(latexJBibtexED));
 709         latexIndexED->setValidator(new NoNewLineValidator(latexIndexED));
 710         latexJIndexED->setValidator(new NoNewLineValidator(latexJIndexED));
 711         latexNomenclED->setValidator(new NoNewLineValidator(latexNomenclED));
 712         latexChecktexED->setValidator(new NoNewLineValidator(latexChecktexED));
 713
 714         connect(latexEncodingCB, SIGNAL(clicked()),
 715                 this, SIGNAL(changed()));
 716         connect(latexEncodingED, SIGNAL(textChanged(QString)),
 717                 this, SIGNAL(changed()));
 718         connect(latexChecktexED, SIGNAL(textChanged(QString)),
 719                 this, SIGNAL(changed()));
 720         connect(latexBibtexCO, SIGNAL(activated(int)),
 721                 this, SIGNAL(changed()));
 722         connect(latexBibtexED, SIGNAL(textChanged(QString)),
 723                 this, SIGNAL(changed()));
 724         connect(latexJBibtexED, SIGNAL(textChanged(QString)),
 725                 this, SIGNAL(changed()));
 726         connect(latexIndexCO, SIGNAL(activated(int)),
 727                 this, SIGNAL(changed()));
 728         connect(latexIndexED, SIGNAL(textChanged(QString)),
 729                 this, SIGNAL(changed()));
 730         connect(latexJIndexED, SIGNAL(textChanged(QString)),
 731                 this, SIGNAL(changed()));
 732         connect(latexAutoresetCB, SIGNAL(clicked()),
 733                 this, SIGNAL(changed()));
 734         connect(latexDviPaperED, SIGNAL(textChanged(QString)),
 735                 this, SIGNAL(changed()));
 736         connect(latexNomenclED, SIGNAL(textChanged(QString)),
 737                 this, SIGNAL(changed()));
 738
 739 #if defined(__CYGWIN__) || defined(_WIN32)
 740         pathCB->setVisible(true);
 741         connect(pathCB, SIGNAL(clicked()),
 742                 this, SIGNAL(changed()));
 743 #else
 744         pathCB->setVisible(false);
 745 #endif
 746 }
 747
 748
 749 void PrefLatex::on_latexEncodingCB_stateChanged(int state)
 750 {
 751         latexEncodingED->setEnabled(state == Qt::Checked);
 752 }
 753
 754
 755 void PrefLatex::on_latexBibtexCO_activated(int n)
 756 {
 757         QString const bibtex = latexBibtexCO->itemData(n).toString();
 758         if (bibtex.isEmpty()) {
 759                 latexBibtexED->clear();
 760                 latexBibtexOptionsLA->setText(qt_("Co&mmand:"));
 761                 return;
 762         }
 763         for (LyXRC::CommandSet::const_iterator it = bibtex_alternatives.begin();
 764              it != bibtex_alternatives.end(); ++it) {
 765                 QString const bib = toqstr(*it);
 766                 int ind = bib.indexOf(" ");
 767                 QString sel_command = bib.left(ind);
 768                 QString sel_options = ind < 0 ? QString() : bib.mid(ind + 1);
 769                 if (bibtex == sel_command) {
 770                         if (ind < 0)
 771                                 latexBibtexED->clear();
 772                         else
 773                                 latexBibtexED->setText(sel_options.trimmed());
 774                 }
 775         }
 776         latexBibtexOptionsLA->setText(qt_("&Options:"));
 777 }
 778
 779
 780 void PrefLatex::on_latexIndexCO_activated(int n)
 781 {
 782         QString const index = latexIndexCO->itemData(n).toString();
 783         if (index.isEmpty()) {
 784                 latexIndexED->clear();
 785                 latexIndexOptionsLA->setText(qt_("Co&mmand:"));
 786                 return;
 787         }
 788         for (LyXRC::CommandSet::const_iterator it = index_alternatives.begin();
 789              it != index_alternatives.end(); ++it) {
 790                 QString const idx = toqstr(*it);
 791                 int ind = idx.indexOf(" ");
 792                 QString sel_command = idx.left(ind);
 793                 QString sel_options = ind < 0 ? QString() : idx.mid(ind + 1);
 794                 if (index == sel_command) {
 795                         if (ind < 0)
 796                                 latexIndexED->clear();
 797                         else
 798                                 latexIndexED->setText(sel_options.trimmed());
 799                 }
 800         }
 801         latexIndexOptionsLA->setText(qt_("Op&tions:"));
 802 }
 803
 804
 805 void PrefLatex::apply(LyXRC & rc) const
 806 {
 807         // If bibtex is not empty, bibopt contains the options, otherwise
 808         // it is a customized bibtex command with options.
 809         QString const bibtex = latexBibtexCO->itemData(
 810                 latexBibtexCO->currentIndex()).toString();
 811         QString const bibopt = latexBibtexED->text();
 812         if (bibtex.isEmpty())
 813                 rc.bibtex_command = fromqstr(bibopt);
 814         else if (bibopt.isEmpty())
 815                 rc.bibtex_command = fromqstr(bibtex);
 816         else
 817                 rc.bibtex_command = fromqstr(bibtex) + " " + fromqstr(bibopt);
 818
 819         // If index is not empty, idxopt contains the options, otherwise
 820         // it is a customized index command with options.
 821         QString const index = latexIndexCO->itemData(
 822                 latexIndexCO->currentIndex()).toString();
 823         QString const idxopt = latexIndexED->text();
 824         if (index.isEmpty())
 825                 rc.index_command = fromqstr(idxopt);
 826         else if (idxopt.isEmpty())
 827                 rc.index_command = fromqstr(index);
 828         else
 829                 rc.index_command = fromqstr(index) + " " + fromqstr(idxopt);
 830
 831         if (latexEncodingCB->isChecked())
 832                 rc.fontenc = fromqstr(latexEncodingED->text());
 833         else
 834                 rc.fontenc = "default";
 835         rc.chktex_command = fromqstr(latexChecktexED->text());
 836         rc.jbibtex_command = fromqstr(latexJBibtexED->text());
 837         rc.jindex_command = fromqstr(latexJIndexED->text());
 838         rc.nomencl_command = fromqstr(latexNomenclED->text());
 839         rc.auto_reset_options = latexAutoresetCB->isChecked();
 840         rc.view_dvi_paper_option = fromqstr(latexDviPaperED->text());
 841 #if defined(__CYGWIN__) || defined(_WIN32)
 842         rc.windows_style_tex_paths = pathCB->isChecked();
 843 #endif
 844 }
 845
 846
 847 void PrefLatex::update(LyXRC const & rc)
 848 {
 849         latexBibtexCO->clear();
 850
 851         latexBibtexCO->addItem(qt_("Custom"), QString());
 852         for (LyXRC::CommandSet::const_iterator it = rc.bibtex_alternatives.begin();
 853                              it != rc.bibtex_alternatives.end(); ++it) {
 854                 QString const command = toqstr(*it).left(toqstr(*it).indexOf(" "));
 855                 latexBibtexCO->addItem(command, command);
 856         }
 857
 858         bibtex_alternatives = rc.bibtex_alternatives;
 859
 860         QString const bib = toqstr(rc.bibtex_command);
 861         int ind = bib.indexOf(" ");
 862         QString sel_command = bib.left(ind);
 863         QString sel_options = ind < 0 ? QString() : bib.mid(ind + 1);
 864
 865         int pos = latexBibtexCO->findData(sel_command);
 866         if (pos != -1) {
 867                 latexBibtexCO->setCurrentIndex(pos);
 868                 latexBibtexED->setText(sel_options.trimmed());
 869                 latexBibtexOptionsLA->setText(qt_("&Options:"));
 870         } else {
 871                 latexBibtexED->setText(toqstr(rc.bibtex_command));
 872                 latexBibtexCO->setCurrentIndex(0);
 873                 latexBibtexOptionsLA->setText(qt_("Co&mmand:"));
 874         }
 875
 876         latexIndexCO->clear();
 877
 878         latexIndexCO->addItem(qt_("Custom"), QString());
 879         for (LyXRC::CommandSet::const_iterator it = rc.index_alternatives.begin();
 880                              it != rc.index_alternatives.end(); ++it) {
 881                 QString const command = toqstr(*it).left(toqstr(*it).indexOf(" "));
 882                 latexIndexCO->addItem(command, command);
 883         }
 884
 885         index_alternatives = rc.index_alternatives;
 886
 887         QString const idx = toqstr(rc.index_command);
 888         ind = idx.indexOf(" ");
 889         sel_command = idx.left(ind);
 890         sel_options = ind < 0 ? QString() : idx.mid(ind + 1);
 891
 892         pos = latexIndexCO->findData(sel_command);
 893         if (pos != -1) {
 894                 latexIndexCO->setCurrentIndex(pos);
 895                 latexIndexED->setText(sel_options.trimmed());
 896                 latexIndexOptionsLA->setText(qt_("Op&tions:"));
 897         } else {
 898                 latexIndexED->setText(toqstr(rc.index_command));
 899                 latexIndexCO->setCurrentIndex(0);
 900                 latexIndexOptionsLA->setText(qt_("Co&mmand:"));
 901         }
 902
 903         if (rc.fontenc == "default") {
 904                 latexEncodingCB->setChecked(false);
 905                 latexEncodingED->setEnabled(false);
 906         } else {
 907                 latexEncodingCB->setChecked(true);
 908                 latexEncodingED->setEnabled(true);
 909                 latexEncodingED->setText(toqstr(rc.fontenc));
 910         }
 911         latexChecktexED->setText(toqstr(rc.chktex_command));
 912         latexJBibtexED->setText(toqstr(rc.jbibtex_command));
 913         latexJIndexED->setText(toqstr(rc.jindex_command));
 914         latexNomenclED->setText(toqstr(rc.nomencl_command));
 915         latexAutoresetCB->setChecked(rc.auto_reset_options);
 916         latexDviPaperED->setText(toqstr(rc.view_dvi_paper_option));
 917 #if defined(__CYGWIN__) || defined(_WIN32)
 918         pathCB->setChecked(rc.windows_style_tex_paths);
 919 #endif
 920 }
 921
 922
 923 /////////////////////////////////////////////////////////////////////
 924 //
 925 // PrefScreenFonts
 926 //
 927 /////////////////////////////////////////////////////////////////////
 928
 929 PrefScreenFonts::PrefScreenFonts(GuiPreferences * form)
 930         : PrefModule(catLookAndFeel, N_("Screen Fonts"), form)
 931 {
 932         setupUi(this);
 933
 934         connect(screenRomanCO, SIGNAL(activated(QString)),
 935                 this, SLOT(selectRoman(QString)));
 936         connect(screenSansCO, SIGNAL(activated(QString)),
 937                 this, SLOT(selectSans(QString)));
 938         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 939                 this, SLOT(selectTypewriter(QString)));
 940
 941         QFontDatabase fontdb;
 942         QStringList families(fontdb.families());
 943         for (QStringList::Iterator it = families.begin(); it != families.end(); ++it) {
 944                 screenRomanCO->addItem(*it);
 945                 screenSansCO->addItem(*it);
 946                 screenTypewriterCO->addItem(*it);
 947         }
 948         connect(screenRomanCO, SIGNAL(activated(QString)),
 949                 this, SIGNAL(changed()));
 950         connect(screenSansCO, SIGNAL(activated(QString)),
 951                 this, SIGNAL(changed()));
 952         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 953                 this, SIGNAL(changed()));
 954         connect(screenZoomSB, SIGNAL(valueChanged(int)),
 955                 this, SIGNAL(changed()));
 956         connect(screenTinyED, SIGNAL(textChanged(QString)),
 957                 this, SIGNAL(changed()));
 958         connect(screenSmallestED, SIGNAL(textChanged(QString)),
 959                 this, SIGNAL(changed()));
 960         connect(screenSmallerED, SIGNAL(textChanged(QString)),
 961                 this, SIGNAL(changed()));
 962         connect(screenSmallED, SIGNAL(textChanged(QString)),
 963                 this, SIGNAL(changed()));
 964         connect(screenNormalED, SIGNAL(textChanged(QString)),
 965                 this, SIGNAL(changed()));
 966         connect(screenLargeED, SIGNAL(textChanged(QString)),
 967                 this, SIGNAL(changed()));
 968         connect(screenLargerED, SIGNAL(textChanged(QString)),
 969                 this, SIGNAL(changed()));
 970         connect(screenLargestED, SIGNAL(textChanged(QString)),
 971                 this, SIGNAL(changed()));
 972         connect(screenHugeED, SIGNAL(textChanged(QString)),
 973                 this, SIGNAL(changed()));
 974         connect(screenHugerED, SIGNAL(textChanged(QString)),
 975                 this, SIGNAL(changed()));
 976         connect(pixmapCacheCB, SIGNAL(toggled(bool)),
 977                 this, SIGNAL(changed()));
 978
 979         screenTinyED->setValidator(new QDoubleValidator(screenTinyED));
 980         screenSmallestED->setValidator(new QDoubleValidator(screenSmallestED));
 981         screenSmallerED->setValidator(new QDoubleValidator(screenSmallerED));
 982         screenSmallED->setValidator(new QDoubleValidator(screenSmallED));
 983         screenNormalED->setValidator(new QDoubleValidator(screenNormalED));
 984         screenLargeED->setValidator(new QDoubleValidator(screenLargeED));
 985         screenLargerED->setValidator(new QDoubleValidator(screenLargerED));
 986         screenLargestED->setValidator(new QDoubleValidator(screenLargestED));
 987         screenHugeED->setValidator(new QDoubleValidator(screenHugeED));
 988         screenHugerED->setValidator(new QDoubleValidator(screenHugerED));
 989 }
 990
 991
 992 void PrefScreenFonts::apply(LyXRC & rc) const
 993 {
 994         LyXRC const oldrc = rc;
 995
 996         parseFontName(screenRomanCO->currentText(),
 997                 rc.roman_font_name, rc.roman_font_foundry);
 998         parseFontName(screenSansCO->currentText(),
 999                 rc.sans_font_name, rc.sans_font_foundry);
1000         parseFontName(screenTypewriterCO->currentText(),
1001                 rc.typewriter_font_name, rc.typewriter_font_foundry);
1002
1003         rc.zoom = screenZoomSB->value();
1004         rc.font_sizes[FONT_SIZE_TINY] = widgetToDoubleStr(screenTinyED);
1005         rc.font_sizes[FONT_SIZE_SCRIPT] = widgetToDoubleStr(screenSmallestED);
1006         rc.font_sizes[FONT_SIZE_FOOTNOTE] = widgetToDoubleStr(screenSmallerED);
1007         rc.font_sizes[FONT_SIZE_SMALL] = widgetToDoubleStr(screenSmallED);
1008         rc.font_sizes[FONT_SIZE_NORMAL] = widgetToDoubleStr(screenNormalED);
1009         rc.font_sizes[FONT_SIZE_LARGE] = widgetToDoubleStr(screenLargeED);
1010         rc.font_sizes[FONT_SIZE_LARGER] = widgetToDoubleStr(screenLargerED);
1011         rc.font_sizes[FONT_SIZE_LARGEST] = widgetToDoubleStr(screenLargestED);
1012         rc.font_sizes[FONT_SIZE_HUGE] = widgetToDoubleStr(screenHugeED);
1013         rc.font_sizes[FONT_SIZE_HUGER] = widgetToDoubleStr(screenHugerED);
1014         rc.use_pixmap_cache = pixmapCacheCB->isChecked();
1015
1016         if (rc.font_sizes != oldrc.font_sizes
1017                 || rc.roman_font_name != oldrc.roman_font_name
1018                 || rc.sans_font_name != oldrc.sans_font_name
1019                 || rc.typewriter_font_name != oldrc.typewriter_font_name
1020                 || rc.zoom != oldrc.zoom) {
1021                 // The global QPixmapCache is used in GuiPainter to cache text
1022                 // painting so we must reset it in case any of the above
1023                 // parameter is changed.
1024                 QPixmapCache::clear();
1025                 guiApp->fontLoader().update();
1026                 form_->updateScreenFonts();
1027         }
1028 }
1029
1030
1031 void PrefScreenFonts::update(LyXRC const & rc)
1032 {
1033         setComboxFont(screenRomanCO, rc.roman_font_name,
1034                         rc.roman_font_foundry);
1035         setComboxFont(screenSansCO, rc.sans_font_name,
1036                         rc.sans_font_foundry);
1037         setComboxFont(screenTypewriterCO, rc.typewriter_font_name,
1038                         rc.typewriter_font_foundry);
1039
1040         selectRoman(screenRomanCO->currentText());
1041         selectSans(screenSansCO->currentText());
1042         selectTypewriter(screenTypewriterCO->currentText());
1043
1044         screenZoomSB->setValue(rc.zoom);
1045         updateScreenFontSizes(rc);
1046
1047         pixmapCacheCB->setChecked(rc.use_pixmap_cache);
1048 #if defined(Q_WS_X11)
1049         pixmapCacheCB->setEnabled(false);
1050 #endif
1051
1052 }
1053
1054
1055 void PrefScreenFonts::updateScreenFontSizes(LyXRC const & rc)
1056 {
1057         doubleToWidget(screenTinyED, rc.font_sizes[FONT_SIZE_TINY]);
1058         doubleToWidget(screenSmallestED, rc.font_sizes[FONT_SIZE_SCRIPT]);
1059         doubleToWidget(screenSmallerED, rc.font_sizes[FONT_SIZE_FOOTNOTE]);
1060         doubleToWidget(screenSmallED, rc.font_sizes[FONT_SIZE_SMALL]);
1061         doubleToWidget(screenNormalED, rc.font_sizes[FONT_SIZE_NORMAL]);
1062         doubleToWidget(screenLargeED, rc.font_sizes[FONT_SIZE_LARGE]);
1063         doubleToWidget(screenLargerED, rc.font_sizes[FONT_SIZE_LARGER]);
1064         doubleToWidget(screenLargestED, rc.font_sizes[FONT_SIZE_LARGEST]);
1065         doubleToWidget(screenHugeED, rc.font_sizes[FONT_SIZE_HUGE]);
1066         doubleToWidget(screenHugerED, rc.font_sizes[FONT_SIZE_HUGER]);
1067 }
1068
1069
1070 void PrefScreenFonts::selectRoman(const QString & name)
1071 {
1072         screenRomanFE->set(QFont(name), name);
1073 }
1074
1075
1076 void PrefScreenFonts::selectSans(const QString & name)
1077 {
1078         screenSansFE->set(QFont(name), name);
1079 }
1080
1081
1082 void PrefScreenFonts::selectTypewriter(const QString & name)
1083 {
1084         screenTypewriterFE->set(QFont(name), name);
1085 }
1086
1087
1088 /////////////////////////////////////////////////////////////////////
1089 //
1090 // PrefColors
1091 //
1092 /////////////////////////////////////////////////////////////////////
1093
1094 namespace {
1095
1096 struct ColorSorter
1097 {
1098         bool operator()(ColorCode lhs, ColorCode rhs) const {
1099                 return
1100                         compare_no_case(lcolor.getGUIName(lhs), lcolor.getGUIName(rhs)) < 0;
1101         }
1102 };
1103
1104 } // namespace anon
1105
1106 PrefColors::PrefColors(GuiPreferences * form)
1107         : PrefModule(catLookAndFeel, N_("Colors"), form)
1108 {
1109         setupUi(this);
1110
1111         // FIXME: all of this initialization should be put into the controller.
1112         // See http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg113301.html
1113         // for some discussion of why that is not trivial.
1114         QPixmap icon(32, 32);
1115         for (int i = 0; i < Color_ignore; ++i) {
1116                 ColorCode lc = static_cast<ColorCode>(i);
1117                 if (lc == Color_none
1118                     || lc == Color_black
1119                     || lc == Color_white
1120                     || lc == Color_red
1121                     || lc == Color_green
1122                     || lc == Color_blue
1123                     || lc == Color_cyan
1124                     || lc == Color_magenta
1125                     || lc == Color_yellow
1126                     || lc == Color_inherit
1127                     || lc == Color_ignore)
1128                         continue;
1129                 lcolors_.push_back(lc);
1130         }
1131         sort(lcolors_.begin(), lcolors_.end(), ColorSorter());
1132         vector<ColorCode>::const_iterator cit = lcolors_.begin();
1133         vector<ColorCode>::const_iterator const end = lcolors_.end();
1134         for (; cit != end; ++cit) {
1135                 (void) new QListWidgetItem(QIcon(icon),
1136                         toqstr(lcolor.getGUIName(*cit)), lyxObjectsLW);
1137         }
1138         curcolors_.resize(lcolors_.size());
1139         newcolors_.resize(lcolors_.size());
1140         // End initialization
1141
1142         connect(colorChangePB, SIGNAL(clicked()),
1143                 this, SLOT(changeColor()));
1144         connect(lyxObjectsLW, SIGNAL(itemSelectionChanged()),
1145                 this, SLOT(changeLyxObjectsSelection()));
1146         connect(lyxObjectsLW, SIGNAL(itemActivated(QListWidgetItem*)),
1147                 this, SLOT(changeColor()));
1148         connect(syscolorsCB, SIGNAL(toggled(bool)),
1149                 this, SIGNAL(changed()));
1150         connect(syscolorsCB, SIGNAL(toggled(bool)),
1151                 this, SLOT(changeSysColor()));
1152 }
1153
1154
1155 void PrefColors::apply(LyXRC & rc) const
1156 {
1157         LyXRC oldrc = rc;
1158
1159         for (unsigned int i = 0; i < lcolors_.size(); ++i)
1160                 if (curcolors_[i] != newcolors_[i])
1161                         form_->setColor(lcolors_[i], newcolors_[i]);
1162         rc.use_system_colors = syscolorsCB->isChecked();
1163
1164         if (oldrc.use_system_colors != rc.use_system_colors)
1165                 guiApp->colorCache().clear();
1166 }
1167
1168
1169 void PrefColors::update(LyXRC const & rc)
1170 {
1171         for (unsigned int i = 0; i < lcolors_.size(); ++i) {
1172                 QColor color = QColor(guiApp->colorCache().get(lcolors_[i], false));
1173                 QPixmap coloritem(32, 32);
1174                 coloritem.fill(color);
1175                 lyxObjectsLW->item(i)->setIcon(QIcon(coloritem));
1176                 newcolors_[i] = curcolors_[i] = color.name();
1177         }
1178         syscolorsCB->setChecked(rc.use_system_colors);
1179         changeLyxObjectsSelection();
1180 }
1181
1182
1183 void PrefColors::changeColor()
1184 {
1185         int const row = lyxObjectsLW->currentRow();
1186
1187         // just to be sure
1188         if (row < 0)
1189                 return;
1190
1191         QString const color = newcolors_[row];
1192         QColor c = QColorDialog::getColor(QColor(color), qApp->focusWidget());
1193
1194         if (c.isValid() && c.name() != color) {
1195                 newcolors_[row] = c.name();
1196                 QPixmap coloritem(32, 32);
1197                 coloritem.fill(c);
1198                 lyxObjectsLW->currentItem()->setIcon(QIcon(coloritem));
1199                 // emit signal
1200                 changed();
1201         }
1202 }
1203
1204 void PrefColors::changeSysColor()
1205 {
1206         for (int row = 0 ; row < lyxObjectsLW->count() ; ++row) {
1207                 // skip colors that are taken from system palette
1208                 bool const hide = syscolorsCB->isChecked()
1209                         && guiApp->colorCache().isSystem(lcolors_[row]);
1210
1211                 lyxObjectsLW->item(row)->setHidden(hide);
1212         }
1213
1214 }
1215
1216 void PrefColors::changeLyxObjectsSelection()
1217 {
1218         colorChangePB->setDisabled(lyxObjectsLW->currentRow() < 0);
1219 }
1220
1221
1222 /////////////////////////////////////////////////////////////////////
1223 //
1224 // PrefDisplay
1225 //
1226 /////////////////////////////////////////////////////////////////////
1227
1228 PrefDisplay::PrefDisplay(GuiPreferences * form)
1229         : PrefModule(catLookAndFeel, N_("Display"), form)
1230 {
1231         setupUi(this);
1232         connect(displayGraphicsCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
1233         connect(instantPreviewCO, SIGNAL(activated(int)), this, SIGNAL(changed()));
1234         connect(previewSizeSB, SIGNAL(valueChanged(double)), this, SIGNAL(changed()));
1235         connect(paragraphMarkerCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
1236 }
1237
1238
1239 void PrefDisplay::on_instantPreviewCO_currentIndexChanged(int index)
1240 {
1241         previewSizeSB->setEnabled(index != 0);
1242 }
1243
1244
1245 void PrefDisplay::apply(LyXRC & rc) const
1246 {
1247         switch (instantPreviewCO->currentIndex()) {
1248                 case 0:
1249                         rc.preview = LyXRC::PREVIEW_OFF;
1250                         break;
1251                 case 1:
1252                         rc.preview = LyXRC::PREVIEW_NO_MATH;
1253                         break;
1254                 case 2:
1255                         rc.preview = LyXRC::PREVIEW_ON;
1256                         break;
1257         }
1258
1259         rc.display_graphics = displayGraphicsCB->isChecked();
1260         rc.preview_scale_factor = previewSizeSB->value();
1261         rc.paragraph_markers = paragraphMarkerCB->isChecked();
1262
1263         // FIXME!! The graphics cache no longer has a changeDisplay method.
1264 #if 0
1265         if (old_value != rc.display_graphics) {
1266                 graphics::GCache & gc = graphics::GCache::get();
1267                 gc.changeDisplay();
1268         }
1269 #endif
1270 }
1271
1272
1273 void PrefDisplay::update(LyXRC const & rc)
1274 {
1275         switch (rc.preview) {
1276         case LyXRC::PREVIEW_OFF:
1277                 instantPreviewCO->setCurrentIndex(0);
1278                 break;
1279         case LyXRC::PREVIEW_NO_MATH :
1280                 instantPreviewCO->setCurrentIndex(1);
1281                 break;
1282         case LyXRC::PREVIEW_ON :
1283                 instantPreviewCO->setCurrentIndex(2);
1284                 break;
1285         }
1286
1287         displayGraphicsCB->setChecked(rc.display_graphics);
1288         previewSizeSB->setValue(rc.preview_scale_factor);
1289         paragraphMarkerCB->setChecked(rc.paragraph_markers);
1290         previewSizeSB->setEnabled(
1291                 rc.display_graphics
1292                 && rc.preview != LyXRC::PREVIEW_OFF);
1293 }
1294
1295
1296 /////////////////////////////////////////////////////////////////////
1297 //
1298 // PrefPaths
1299 //
1300 /////////////////////////////////////////////////////////////////////
1301
1302 PrefPaths::PrefPaths(GuiPreferences * form)
1303         : PrefModule(QString(), N_("Paths"), form)
1304 {
1305         setupUi(this);
1306
1307         connect(workingDirPB, SIGNAL(clicked()), this, SLOT(selectWorkingdir()));
1308         connect(workingDirED, SIGNAL(textChanged(QString)),
1309                 this, SIGNAL(changed()));
1310
1311         connect(templateDirPB, SIGNAL(clicked()), this, SLOT(selectTemplatedir()));
1312         connect(templateDirED, SIGNAL(textChanged(QString)),
1313                 this, SIGNAL(changed()));
1314
1315         connect(exampleDirPB, SIGNAL(clicked()), this, SLOT(selectExampledir()));
1316         connect(exampleDirED, SIGNAL(textChanged(QString)),
1317                 this, SIGNAL(changed()));
1318
1319         connect(backupDirPB, SIGNAL(clicked()), this, SLOT(selectBackupdir()));
1320         connect(backupDirED, SIGNAL(textChanged(QString)),
1321                 this, SIGNAL(changed()));
1322
1323         connect(lyxserverDirPB, SIGNAL(clicked()), this, SLOT(selectLyxPipe()));
1324         connect(lyxserverDirED, SIGNAL(textChanged(QString)),
1325                 this, SIGNAL(changed()));
1326
1327         connect(thesaurusDirPB, SIGNAL(clicked()), this, SLOT(selectThesaurusdir()));
1328         connect(thesaurusDirED, SIGNAL(textChanged(QString)),
1329                 this, SIGNAL(changed()));
1330
1331         connect(tempDirPB, SIGNAL(clicked()), this, SLOT(selectTempdir()));
1332         connect(tempDirED, SIGNAL(textChanged(QString)),
1333                 this, SIGNAL(changed()));
1334
1335 #if defined(USE_HUNSPELL)
1336         connect(hunspellDirPB, SIGNAL(clicked()), this, SLOT(selectHunspelldir()));
1337         connect(hunspellDirED, SIGNAL(textChanged(QString)),
1338                 this, SIGNAL(changed()));
1339 #else
1340         hunspellDirPB->setEnabled(false);
1341         hunspellDirED->setEnabled(false);
1342 #endif
1343
1344         connect(pathPrefixED, SIGNAL(textChanged(QString)),
1345                 this, SIGNAL(changed()));
1346
1347         connect(texinputsPrefixED, SIGNAL(textChanged(QString)),
1348                 this, SIGNAL(changed()));
1349
1350         pathPrefixED->setValidator(new NoNewLineValidator(pathPrefixED));
1351         texinputsPrefixED->setValidator(new NoNewLineValidator(texinputsPrefixED));
1352 }
1353
1354
1355 void PrefPaths::apply(LyXRC & rc) const
1356 {
1357         rc.document_path = internal_path(fromqstr(workingDirED->text()));
1358         rc.example_path = internal_path(fromqstr(exampleDirED->text()));
1359         rc.template_path = internal_path(fromqstr(templateDirED->text()));
1360         rc.backupdir_path = internal_path(fromqstr(backupDirED->text()));
1361         rc.tempdir_path = internal_path(fromqstr(tempDirED->text()));
1362         rc.thesaurusdir_path = internal_path(fromqstr(thesaurusDirED->text()));
1363         rc.hunspelldir_path = internal_path(fromqstr(hunspellDirED->text()));
1364         rc.path_prefix = internal_path_list(fromqstr(pathPrefixED->text()));
1365         rc.texinputs_prefix = internal_path_list(fromqstr(texinputsPrefixED->text()));
1366         // FIXME: should be a checkbox only
1367         rc.lyxpipes = internal_path(fromqstr(lyxserverDirED->text()));
1368 }
1369
1370
1371 void PrefPaths::update(LyXRC const & rc)
1372 {
1373         workingDirED->setText(toqstr(external_path(rc.document_path)));
1374         exampleDirED->setText(toqstr(external_path(rc.example_path)));
1375         templateDirED->setText(toqstr(external_path(rc.template_path)));
1376         backupDirED->setText(toqstr(external_path(rc.backupdir_path)));
1377         tempDirED->setText(toqstr(external_path(rc.tempdir_path)));
1378         thesaurusDirED->setText(toqstr(external_path(rc.thesaurusdir_path)));
1379         hunspellDirED->setText(toqstr(external_path(rc.hunspelldir_path)));
1380         pathPrefixED->setText(toqstr(external_path_list(rc.path_prefix)));
1381         texinputsPrefixED->setText(toqstr(external_path_list(rc.texinputs_prefix)));
1382         // FIXME: should be a checkbox only
1383         lyxserverDirED->setText(toqstr(external_path(rc.lyxpipes)));
1384 }
1385
1386
1387 void PrefPaths::selectExampledir()
1388 {
1389         QString file = browseDir(internalPath(exampleDirED->text()),
1390                 qt_("Select directory for example files"));
1391         if (!file.isEmpty())
1392                 exampleDirED->setText(file);
1393 }
1394
1395
1396 void PrefPaths::selectTemplatedir()
1397 {
1398         QString file = browseDir(internalPath(templateDirED->text()),
1399                 qt_("Select a document templates directory"));
1400         if (!file.isEmpty())
1401                 templateDirED->setText(file);
1402 }
1403
1404
1405 void PrefPaths::selectTempdir()
1406 {
1407         QString file = browseDir(internalPath(tempDirED->text()),
1408                 qt_("Select a temporary directory"));
1409         if (!file.isEmpty())
1410                 tempDirED->setText(file);
1411 }
1412
1413
1414 void PrefPaths::selectBackupdir()
1415 {
1416         QString file = browseDir(internalPath(backupDirED->text()),
1417                 qt_("Select a backups directory"));
1418         if (!file.isEmpty())
1419                 backupDirED->setText(file);
1420 }
1421
1422
1423 void PrefPaths::selectWorkingdir()
1424 {
1425         QString file = browseDir(internalPath(workingDirED->text()),
1426                 qt_("Select a document directory"));
1427         if (!file.isEmpty())
1428                 workingDirED->setText(file);
1429 }
1430
1431
1432 void PrefPaths::selectThesaurusdir()
1433 {
1434         QString file = browseDir(internalPath(thesaurusDirED->text()),
1435                 qt_("Set the path to the thesaurus dictionaries"));
1436         if (!file.isEmpty())
1437                 thesaurusDirED->setText(file);
1438 }
1439
1440
1441 void PrefPaths::selectHunspelldir()
1442 {
1443         QString file = browseDir(internalPath(hunspellDirED->text()),
1444                 qt_("Set the path to the Hunspell dictionaries"));
1445         if (!file.isEmpty())
1446                 hunspellDirED->setText(file);
1447 }
1448
1449
1450 void PrefPaths::selectLyxPipe()
1451 {
1452         QString file = form_->browse(internalPath(lyxserverDirED->text()),
1453                 qt_("Give a filename for the LyX server pipe"));
1454         if (!file.isEmpty())
1455                 lyxserverDirED->setText(file);
1456 }
1457
1458
1459 /////////////////////////////////////////////////////////////////////
1460 //
1461 // PrefSpellchecker
1462 //
1463 /////////////////////////////////////////////////////////////////////
1464
1465 PrefSpellchecker::PrefSpellchecker(GuiPreferences * form)
1466         : PrefModule(catLanguage, N_("Spellchecker"), form)
1467 {
1468         setupUi(this);
1469
1470 // FIXME: this check should test the target platform (darwin)
1471 #if defined(USE_MACOSX_PACKAGING)
1472         spellcheckerCB->addItem(qt_("Native"), QString("native"));
1473 #define CONNECT_APPLESPELL
1474 #else
1475 #undef CONNECT_APPLESPELL
1476 #endif
1477 #if defined(USE_ASPELL)
1478         spellcheckerCB->addItem(qt_("Aspell"), QString("aspell"));
1479 #endif
1480 #if defined(USE_ENCHANT)
1481         spellcheckerCB->addItem(qt_("Enchant"), QString("enchant"));
1482 #endif
1483 #if defined(USE_HUNSPELL)
1484         spellcheckerCB->addItem(qt_("Hunspell"), QString("hunspell"));
1485 #endif
1486
1487         #if defined(CONNECT_APPLESPELL) || defined(USE_ASPELL) || defined(USE_ENCHANT) || defined(USE_HUNSPELL)
1488                 connect(spellcheckerCB, SIGNAL(currentIndexChanged(int)),
1489                         this, SIGNAL(changed()));
1490                 connect(altLanguageED, SIGNAL(textChanged(QString)),
1491                         this, SIGNAL(changed()));
1492                 connect(escapeCharactersED, SIGNAL(textChanged(QString)),
1493                         this, SIGNAL(changed()));
1494                 connect(compoundWordCB, SIGNAL(clicked()),
1495                         this, SIGNAL(changed()));
1496                 connect(spellcheckContinuouslyCB, SIGNAL(clicked()),
1497                         this, SIGNAL(changed()));
1498                 connect(spellcheckNotesCB, SIGNAL(clicked()),
1499                         this, SIGNAL(changed()));
1500
1501                 altLanguageED->setValidator(new NoNewLineValidator(altLanguageED));
1502                 escapeCharactersED->setValidator(new NoNewLineValidator(escapeCharactersED));
1503         #else
1504                 spellcheckerCB->setEnabled(false);
1505                 altLanguageED->setEnabled(false);
1506                 escapeCharactersED->setEnabled(false);
1507                 compoundWordCB->setEnabled(false);
1508                 spellcheckContinuouslyCB->setEnabled(false);
1509                 spellcheckNotesCB->setEnabled(false);
1510         #endif
1511 }
1512
1513
1514 void PrefSpellchecker::apply(LyXRC & rc) const
1515 {
1516         string const speller = fromqstr(spellcheckerCB->
1517                 itemData(spellcheckerCB->currentIndex()).toString());
1518         if (!speller.empty())
1519                 rc.spellchecker = speller;
1520         rc.spellchecker_alt_lang = fromqstr(altLanguageED->text());
1521         rc.spellchecker_esc_chars = fromqstr(escapeCharactersED->text());
1522         rc.spellchecker_accept_compound = compoundWordCB->isChecked();
1523         rc.spellcheck_continuously = spellcheckContinuouslyCB->isChecked();
1524         rc.spellcheck_notes = spellcheckNotesCB->isChecked();
1525 }
1526
1527
1528 void PrefSpellchecker::update(LyXRC const & rc)
1529 {
1530         spellcheckerCB->setCurrentIndex(
1531                 spellcheckerCB->findData(toqstr(rc.spellchecker)));
1532         altLanguageED->setText(toqstr(rc.spellchecker_alt_lang));
1533         escapeCharactersED->setText(toqstr(rc.spellchecker_esc_chars));
1534         compoundWordCB->setChecked(rc.spellchecker_accept_compound);
1535         spellcheckContinuouslyCB->setChecked(rc.spellcheck_continuously);
1536         spellcheckNotesCB->setChecked(rc.spellcheck_notes);
1537 }
1538
1539
1540 void PrefSpellchecker::on_spellcheckerCB_currentIndexChanged(int index)
1541 {
1542         QString spellchecker = spellcheckerCB->itemData(index).toString();
1543
1544         compoundWordCB->setEnabled(spellchecker == QString("aspell"));
1545 }
1546
1547
1548
1549 /////////////////////////////////////////////////////////////////////
1550 //
1551 // PrefConverters
1552 //
1553 /////////////////////////////////////////////////////////////////////
1554
1555
1556 PrefConverters::PrefConverters(GuiPreferences * form)
1557         : PrefModule(catFiles, N_("Converters"), form)
1558 {
1559         setupUi(this);
1560
1561         connect(converterNewPB, SIGNAL(clicked()),
1562                 this, SLOT(updateConverter()));
1563         connect(converterRemovePB, SIGNAL(clicked()),
1564                 this, SLOT(removeConverter()));
1565         connect(converterModifyPB, SIGNAL(clicked()),
1566                 this, SLOT(updateConverter()));
1567         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1568                 this, SLOT(switchConverter()));
1569         connect(converterFromCO, SIGNAL(activated(QString)),
1570                 this, SLOT(changeConverter()));
1571         connect(converterToCO, SIGNAL(activated(QString)),
1572                 this, SLOT(changeConverter()));
1573         connect(converterED, SIGNAL(textEdited(QString)),
1574                 this, SLOT(changeConverter()));
1575         connect(converterFlagED, SIGNAL(textEdited(QString)),
1576                 this, SLOT(changeConverter()));
1577         connect(converterNewPB, SIGNAL(clicked()),
1578                 this, SIGNAL(changed()));
1579         connect(converterRemovePB, SIGNAL(clicked()),
1580                 this, SIGNAL(changed()));
1581         connect(converterModifyPB, SIGNAL(clicked()),
1582                 this, SIGNAL(changed()));
1583         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1584                 this, SIGNAL(changed()));
1585
1586         converterED->setValidator(new NoNewLineValidator(converterED));
1587         converterFlagED->setValidator(new NoNewLineValidator(converterFlagED));
1588         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1589         //converterDefGB->setFocusProxy(convertersLW);
1590 }
1591
1592
1593 void PrefConverters::apply(LyXRC & rc) const
1594 {
1595         rc.use_converter_cache = cacheCB->isChecked();
1596         rc.converter_cache_maxage = int(widgetToDouble(maxAgeLE) * 86400.0);
1597 }
1598
1599
1600 void PrefConverters::update(LyXRC const & rc)
1601 {
1602         cacheCB->setChecked(rc.use_converter_cache);
1603         QString max_age;
1604         doubleToWidget(maxAgeLE, (double(rc.converter_cache_maxage) / 86400.0), 'g', 6);
1605         updateGui();
1606 }
1607
1608
1609 void PrefConverters::updateGui()
1610 {
1611         form_->formats().sort();
1612         form_->converters().update(form_->formats());
1613         // save current selection
1614         QString current = converterFromCO->currentText()
1615                 + " -> " + converterToCO->currentText();
1616
1617         converterFromCO->clear();
1618         converterToCO->clear();
1619
1620         Formats::const_iterator cit = form_->formats().begin();
1621         Formats::const_iterator end = form_->formats().end();
1622         for (; cit != end; ++cit) {
1623                 converterFromCO->addItem(qt_(cit->prettyname()));
1624                 converterToCO->addItem(qt_(cit->prettyname()));
1625         }
1626
1627         // currentRowChanged(int) is also triggered when updating the listwidget
1628         // block signals to avoid unnecessary calls to switchConverter()
1629         convertersLW->blockSignals(true);
1630         convertersLW->clear();
1631
1632         Converters::const_iterator ccit = form_->converters().begin();
1633         Converters::const_iterator cend = form_->converters().end();
1634         for (; ccit != cend; ++ccit) {
1635                 QString const name =
1636                         qt_(ccit->From->prettyname()) + " -> " + qt_(ccit->To->prettyname());
1637                 int type = form_->converters().getNumber(ccit->From->name(), ccit->To->name());
1638                 new QListWidgetItem(name, convertersLW, type);
1639         }
1640         convertersLW->sortItems(Qt::AscendingOrder);
1641         convertersLW->blockSignals(false);
1642
1643         // restore selection
1644         if (!current.isEmpty()) {
1645                 QList<QListWidgetItem *> const item =
1646                         convertersLW->findItems(current, Qt::MatchExactly);
1647                 if (!item.isEmpty())
1648                         convertersLW->setCurrentItem(item.at(0));
1649         }
1650
1651         // select first element if restoring failed
1652         if (convertersLW->currentRow() == -1)
1653                 convertersLW->setCurrentRow(0);
1654
1655         updateButtons();
1656 }
1657
1658
1659 void PrefConverters::switchConverter()
1660 {
1661         int const cnr = convertersLW->currentItem()->type();
1662         Converter const & c(form_->converters().get(cnr));
1663         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from));
1664         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to));
1665         converterED->setText(toqstr(c.command));
1666         converterFlagED->setText(toqstr(c.flags));
1667
1668         updateButtons();
1669 }
1670
1671
1672 void PrefConverters::changeConverter()
1673 {
1674         updateButtons();
1675 }
1676
1677
1678 void PrefConverters::updateButtons()
1679 {
1680         if (form_->formats().empty())
1681                 return;
1682         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1683         Format const & to = form_->formats().get(converterToCO->currentIndex());
1684         int const sel = form_->converters().getNumber(from.name(), to.name());
1685         bool const known = sel >= 0;
1686         bool const valid = !(converterED->text().isEmpty()
1687                 || from.name() == to.name());
1688
1689         string old_command;
1690         string old_flag;
1691
1692         if (convertersLW->count() > 0) {
1693                 int const cnr = convertersLW->currentItem()->type();
1694                 Converter const & c = form_->converters().get(cnr);
1695                 old_command = c.command;
1696                 old_flag = c.flags;
1697         }
1698
1699         string const new_command = fromqstr(converterED->text());
1700         string const new_flag = fromqstr(converterFlagED->text());
1701
1702         bool modified = (old_command != new_command || old_flag != new_flag);
1703
1704         converterModifyPB->setEnabled(valid && known && modified);
1705         converterNewPB->setEnabled(valid && !known);
1706         converterRemovePB->setEnabled(known);
1707
1708         maxAgeLE->setEnabled(cacheCB->isChecked());
1709         maxAgeLA->setEnabled(cacheCB->isChecked());
1710 }
1711
1712
1713 // FIXME: user must
1714 // specify unique from/to or it doesn't appear. This is really bad UI
1715 // this is why we can use the same function for both new and modify
1716 void PrefConverters::updateConverter()
1717 {
1718         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1719         Format const & to = form_->formats().get(converterToCO->currentIndex());
1720         string const flags = fromqstr(converterFlagED->text());
1721         string const command = fromqstr(converterED->text());
1722
1723         Converter const * old =
1724                 form_->converters().getConverter(from.name(), to.name());
1725         form_->converters().add(from.name(), to.name(), command, flags);
1726
1727         if (!old)
1728                 form_->converters().updateLast(form_->formats());
1729
1730         updateGui();
1731
1732         // Remove all files created by this converter from the cache, since
1733         // the modified converter might create different files.
1734         ConverterCache::get().remove_all(from.name(), to.name());
1735 }
1736
1737
1738 void PrefConverters::removeConverter()
1739 {
1740         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1741         Format const & to = form_->formats().get(converterToCO->currentIndex());
1742         form_->converters().erase(from.name(), to.name());
1743
1744         updateGui();
1745
1746         // Remove all files created by this converter from the cache, since
1747         // a possible new converter might create different files.
1748         ConverterCache::get().remove_all(from.name(), to.name());
1749 }
1750
1751
1752 void PrefConverters::on_cacheCB_stateChanged(int state)
1753 {
1754         maxAgeLE->setEnabled(state == Qt::Checked);
1755         maxAgeLA->setEnabled(state == Qt::Checked);
1756         changed();
1757 }
1758
1759
1760 /////////////////////////////////////////////////////////////////////
1761 //
1762 // FormatValidator
1763 //
1764 /////////////////////////////////////////////////////////////////////
1765
1766 class FormatValidator : public QValidator
1767 {
1768 public:
1769         FormatValidator(QWidget *, Formats const & f);
1770         void fixup(QString & input) const;
1771         QValidator::State validate(QString & input, int & pos) const;
1772 private:
1773         virtual QString toString(Format const & format) const = 0;
1774         int nr() const;
1775         Formats const & formats_;
1776 };
1777
1778
1779 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1780         : QValidator(parent), formats_(f)
1781 {
1782 }
1783
1784
1785 void FormatValidator::fixup(QString & input) const
1786 {
1787         Formats::const_iterator cit = formats_.begin();
1788         Formats::const_iterator end = formats_.end();
1789         for (; cit != end; ++cit) {
1790                 QString const name = toString(*cit);
1791                 if (distance(formats_.begin(), cit) == nr()) {
1792                         input = name;
1793                         return;
1794                 }
1795         }
1796 }
1797
1798
1799 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1800 {
1801         Formats::const_iterator cit = formats_.begin();
1802         Formats::const_iterator end = formats_.end();
1803         bool unknown = true;
1804         for (; unknown && cit != end; ++cit) {
1805                 QString const name = toString(*cit);
1806                 if (distance(formats_.begin(), cit) != nr())
1807                         unknown = name != input;
1808         }
1809
1810         if (unknown && !input.isEmpty())
1811                 return QValidator::Acceptable;
1812         else
1813                 return QValidator::Intermediate;
1814 }
1815
1816
1817 int FormatValidator::nr() const
1818 {
1819         QComboBox * p = qobject_cast<QComboBox *>(parent());
1820         return p->itemData(p->currentIndex()).toInt();
1821 }
1822
1823
1824 /////////////////////////////////////////////////////////////////////
1825 //
1826 // FormatNameValidator
1827 //
1828 /////////////////////////////////////////////////////////////////////
1829
1830 class FormatNameValidator : public FormatValidator
1831 {
1832 public:
1833         FormatNameValidator(QWidget * parent, Formats const & f)
1834                 : FormatValidator(parent, f)
1835         {}
1836 private:
1837         QString toString(Format const & format) const
1838         {
1839                 return toqstr(format.name());
1840         }
1841 };
1842
1843
1844 /////////////////////////////////////////////////////////////////////
1845 //
1846 // FormatPrettynameValidator
1847 //
1848 /////////////////////////////////////////////////////////////////////
1849
1850 class FormatPrettynameValidator : public FormatValidator
1851 {
1852 public:
1853         FormatPrettynameValidator(QWidget * parent, Formats const & f)
1854                 : FormatValidator(parent, f)
1855         {}
1856 private:
1857         QString toString(Format const & format) const
1858         {
1859                 return qt_(format.prettyname());
1860         }
1861 };
1862
1863
1864 /////////////////////////////////////////////////////////////////////
1865 //
1866 // PrefFileformats
1867 //
1868 /////////////////////////////////////////////////////////////////////
1869
1870 PrefFileformats::PrefFileformats(GuiPreferences * form)
1871         : PrefModule(catFiles, N_("File Formats"), form)
1872 {
1873         setupUi(this);
1874
1875         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1876         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1877         extensionsED->setValidator(new NoNewLineValidator(extensionsED));
1878         shortcutED->setValidator(new NoNewLineValidator(shortcutED));
1879         editorED->setValidator(new NoNewLineValidator(editorED));
1880         viewerED->setValidator(new NoNewLineValidator(viewerED));
1881         copierED->setValidator(new NoNewLineValidator(copierED));
1882
1883         connect(documentCB, SIGNAL(clicked()),
1884                 this, SLOT(setFlags()));
1885         connect(vectorCB, SIGNAL(clicked()),
1886                 this, SLOT(setFlags()));
1887         connect(exportMenuCB, SIGNAL(clicked()),
1888                 this, SLOT(setFlags()));
1889         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1890                 this, SLOT(updatePrettyname()));
1891         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1892                 this, SIGNAL(changed()));
1893         connect(defaultFormatCB, SIGNAL(activated(QString)),
1894                 this, SIGNAL(changed()));
1895         connect(defaultOTFFormatCB, SIGNAL(activated(QString)),
1896                 this, SIGNAL(changed()));
1897         connect(viewerCO, SIGNAL(activated(int)),
1898                 this, SIGNAL(changed()));
1899         connect(editorCO, SIGNAL(activated(int)),
1900                 this, SIGNAL(changed()));
1901 }
1902
1903
1904 namespace {
1905
1906 string const l10n_shortcut(string const prettyname, string const shortcut)
1907 {
1908         if (shortcut.empty())
1909                 return string();
1910
1911         string l10n_format =
1912                 to_utf8(_(prettyname + '|' + shortcut));
1913         return split(l10n_format, '|');
1914 }
1915
1916 } // namespace anon
1917
1918
1919 void PrefFileformats::apply(LyXRC & rc) const
1920 {
1921         QString const default_format = defaultFormatCB->itemData(
1922                 defaultFormatCB->currentIndex()).toString();
1923         rc.default_view_format = fromqstr(default_format);
1924         QString const default_otf_format = defaultOTFFormatCB->itemData(
1925                 defaultOTFFormatCB->currentIndex()).toString();
1926         rc.default_otf_view_format = fromqstr(default_otf_format);
1927 }
1928
1929
1930 void PrefFileformats::update(LyXRC const & rc)
1931 {
1932         viewer_alternatives = rc.viewer_alternatives;
1933         editor_alternatives = rc.editor_alternatives;
1934         bool const init = defaultFormatCB->currentText().isEmpty();
1935         updateView();
1936         if (init) {
1937                 int pos =
1938                         defaultFormatCB->findData(toqstr(rc.default_view_format));
1939                 defaultFormatCB->setCurrentIndex(pos);
1940                 pos = defaultOTFFormatCB->findData(toqstr(rc.default_otf_view_format));
1941                                 defaultOTFFormatCB->setCurrentIndex(pos);
1942                 defaultOTFFormatCB->setCurrentIndex(pos);
1943         }
1944 }
1945
1946
1947 void PrefFileformats::updateView()
1948 {
1949         QString const current = formatsCB->currentText();
1950         QString const current_def = defaultFormatCB->currentText();
1951         QString const current_def_otf = defaultOTFFormatCB->currentText();
1952
1953         // update comboboxes with formats
1954         formatsCB->blockSignals(true);
1955         defaultFormatCB->blockSignals(true);
1956         defaultOTFFormatCB->blockSignals(true);
1957         formatsCB->clear();
1958         defaultFormatCB->clear();
1959         defaultOTFFormatCB->clear();
1960         form_->formats().sort();
1961         Formats::const_iterator cit = form_->formats().begin();
1962         Formats::const_iterator end = form_->formats().end();
1963         for (; cit != end; ++cit) {
1964                 formatsCB->addItem(qt_(cit->prettyname()),
1965                                 QVariant(form_->formats().getNumber(cit->name())));
1966                 if (cit->viewer().empty())
1967                         continue;
1968                 if (form_->converters().isReachable("xhtml", cit->name())
1969                     || form_->converters().isReachable("dviluatex", cit->name())
1970                     || form_->converters().isReachable("luatex", cit->name())
1971                     || form_->converters().isReachable("xetex", cit->name())) {
1972                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1973                                         QVariant(toqstr(cit->name())));
1974                         defaultOTFFormatCB->addItem(qt_(cit->prettyname()),
1975                                         QVariant(toqstr(cit->name())));
1976                 } else if (form_->converters().isReachable("latex", cit->name())
1977                            || form_->converters().isReachable("pdflatex", cit->name()))
1978                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1979                                         QVariant(toqstr(cit->name())));
1980         }
1981
1982         // restore selections
1983         int item = formatsCB->findText(current, Qt::MatchExactly);
1984         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
1985         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
1986         item = defaultFormatCB->findText(current_def, Qt::MatchExactly);
1987         defaultFormatCB->setCurrentIndex(item < 0 ? 0 : item);
1988         item = defaultOTFFormatCB->findText(current_def_otf, Qt::MatchExactly);
1989         defaultOTFFormatCB->setCurrentIndex(item < 0 ? 0 : item);
1990         formatsCB->blockSignals(false);
1991         defaultFormatCB->blockSignals(false);
1992         defaultOTFFormatCB->blockSignals(false);
1993 }
1994
1995
1996 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
1997 {
1998         if (form_->formats().empty())
1999                 return;
2000         int const nr = formatsCB->itemData(i).toInt();
2001         Format const f = form_->formats().get(nr);
2002
2003         formatED->setText(toqstr(f.name()));
2004         copierED->setText(toqstr(form_->movers().command(f.name())));
2005         extensionsED->setText(toqstr(f.extensions()));
2006         mimeED->setText(toqstr(f.mime()));
2007         shortcutED->setText(
2008                 toqstr(l10n_shortcut(f.prettyname(), f.shortcut())));
2009         documentCB->setChecked((f.documentFormat()));
2010         vectorCB->setChecked((f.vectorFormat()));
2011         exportMenuCB->setChecked((f.inExportMenu()));
2012         exportMenuCB->setEnabled((f.documentFormat()));
2013         updateViewers();
2014         updateEditors();
2015 }
2016
2017
2018 void PrefFileformats::setFlags()
2019 {
2020         int flags = Format::none;
2021         if (documentCB->isChecked())
2022                 flags |= Format::document;
2023         if (vectorCB->isChecked())
2024                 flags |= Format::vector;
2025         if (exportMenuCB->isChecked())
2026                 flags |= Format::export_menu;
2027         currentFormat().setFlags(flags);
2028         exportMenuCB->setEnabled(documentCB->isChecked());
2029         changed();
2030 }
2031
2032
2033 void PrefFileformats::on_copierED_textEdited(const QString & s)
2034 {
2035         string const fmt = fromqstr(formatED->text());
2036         form_->movers().set(fmt, fromqstr(s));
2037         changed();
2038 }
2039
2040
2041 void PrefFileformats::on_extensionsED_textEdited(const QString & s)
2042 {
2043         currentFormat().setExtensions(fromqstr(s));
2044         changed();
2045 }
2046
2047
2048 void PrefFileformats::on_viewerED_textEdited(const QString & s)
2049 {
2050         currentFormat().setViewer(fromqstr(s));
2051         changed();
2052 }
2053
2054
2055 void PrefFileformats::on_editorED_textEdited(const QString & s)
2056 {
2057         currentFormat().setEditor(fromqstr(s));
2058         changed();
2059 }
2060
2061
2062 void PrefFileformats::on_mimeED_textEdited(const QString & s)
2063 {
2064         currentFormat().setMime(fromqstr(s));
2065         changed();
2066 }
2067
2068
2069 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
2070 {
2071         string const new_shortcut = fromqstr(s);
2072         if (new_shortcut == l10n_shortcut(currentFormat().prettyname(),
2073                                           currentFormat().shortcut()))
2074                 return;
2075         currentFormat().setShortcut(new_shortcut);
2076         changed();
2077 }
2078
2079
2080 void PrefFileformats::on_formatED_editingFinished()
2081 {
2082         string const newname = fromqstr(formatED->displayText());
2083         string const oldname = currentFormat().name();
2084         if (newname == oldname)
2085                 return;
2086         if (form_->converters().formatIsUsed(oldname)) {
2087                 Alert::error(_("Format in use"),
2088                              _("You cannot change a format's short name "
2089                                "if the format is used by a converter. "
2090                                "Please remove the converter first."));
2091                 updateView();
2092                 return;
2093         }
2094
2095         currentFormat().setName(newname);
2096         changed();
2097 }
2098
2099
2100 void PrefFileformats::on_formatED_textChanged(const QString &)
2101 {
2102         QString t = formatED->text();
2103         int p = 0;
2104         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
2105         setValid(formatLA, valid);
2106 }
2107
2108
2109 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
2110 {
2111         QString t = formatsCB->currentText();
2112         int p = 0;
2113         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
2114         setValid(formatsLA, valid);
2115 }
2116
2117
2118 void PrefFileformats::updatePrettyname()
2119 {
2120         QString const newname = formatsCB->currentText();
2121         if (newname == qt_(currentFormat().prettyname()))
2122                 return;
2123
2124         currentFormat().setPrettyname(fromqstr(newname));
2125         formatsChanged();
2126         updateView();
2127         changed();
2128 }
2129
2130
2131 namespace {
2132         void updateComboBox(LyXRC::Alternatives const & alts,
2133                             string const & fmt, QComboBox * combo)
2134         {
2135                 LyXRC::Alternatives::const_iterator it =
2136                                 alts.find(fmt);
2137                 if (it != alts.end()) {
2138                         LyXRC::CommandSet const & cmds = it->second;
2139                         LyXRC::CommandSet::const_iterator sit =
2140                                         cmds.begin();
2141                         LyXRC::CommandSet::const_iterator const sen =
2142                                         cmds.end();
2143                         for (; sit != sen; ++sit) {
2144                                 QString const qcmd = toqstr(*sit);
2145                                 combo->addItem(qcmd, qcmd);
2146                         }
2147                 }
2148         }
2149 }
2150
2151
2152 void PrefFileformats::updateViewers()
2153 {
2154         Format const f = currentFormat();
2155         viewerCO->blockSignals(true);
2156         viewerCO->clear();
2157         viewerCO->addItem(qt_("None"), QString());
2158         updateComboBox(viewer_alternatives, f.name(), viewerCO);
2159         viewerCO->addItem(qt_("Custom"), QString("custom viewer"));
2160         viewerCO->blockSignals(false);
2161
2162         int pos = viewerCO->findData(toqstr(f.viewer()));
2163         if (pos != -1) {
2164                 viewerED->clear();
2165                 viewerED->setEnabled(false);
2166                 viewerCO->setCurrentIndex(pos);
2167         } else {
2168                 viewerED->setEnabled(true);
2169                 viewerED->setText(toqstr(f.viewer()));
2170                 viewerCO->setCurrentIndex(viewerCO->findData(toqstr("custom viewer")));
2171         }
2172 }
2173
2174
2175 void PrefFileformats::updateEditors()
2176 {
2177         Format const f = currentFormat();
2178         editorCO->blockSignals(true);
2179         editorCO->clear();
2180         editorCO->addItem(qt_("None"), QString());
2181         updateComboBox(editor_alternatives, f.name(), editorCO);
2182         editorCO->addItem(qt_("Custom"), QString("custom editor"));
2183         editorCO->blockSignals(false);
2184
2185         int pos = editorCO->findData(toqstr(f.editor()));
2186         if (pos != -1) {
2187                 editorED->clear();
2188                 editorED->setEnabled(false);
2189                 editorCO->setCurrentIndex(pos);
2190         } else {
2191                 editorED->setEnabled(true);
2192                 editorED->setText(toqstr(f.editor()));
2193                 editorCO->setCurrentIndex(editorCO->findData(toqstr("custom editor")));
2194         }
2195 }
2196
2197
2198 void PrefFileformats::on_viewerCO_currentIndexChanged(int i)
2199 {
2200         bool const custom = viewerCO->itemData(i).toString() == "custom viewer";
2201         viewerED->setEnabled(custom);
2202         if (!custom)
2203                 currentFormat().setViewer(fromqstr(viewerCO->itemData(i).toString()));
2204 }
2205
2206
2207 void PrefFileformats::on_editorCO_currentIndexChanged(int i)
2208 {
2209         bool const custom = editorCO->itemData(i).toString() == "custom editor";
2210         editorED->setEnabled(custom);
2211         if (!custom)
2212                 currentFormat().setEditor(fromqstr(editorCO->itemData(i).toString()));
2213 }
2214
2215
2216 Format & PrefFileformats::currentFormat()
2217 {
2218         int const i = formatsCB->currentIndex();
2219         int const nr = formatsCB->itemData(i).toInt();
2220         return form_->formats().get(nr);
2221 }
2222
2223
2224 void PrefFileformats::on_formatNewPB_clicked()
2225 {
2226         form_->formats().add("", "", "", "", "", "", "", Format::none);
2227         updateView();
2228         formatsCB->setCurrentIndex(0);
2229         formatsCB->setFocus(Qt::OtherFocusReason);
2230 }
2231
2232
2233 void PrefFileformats::on_formatRemovePB_clicked()
2234 {
2235         int const i = formatsCB->currentIndex();
2236         int const nr = formatsCB->itemData(i).toInt();
2237         string const current_text = form_->formats().get(nr).name();
2238         if (form_->converters().formatIsUsed(current_text)) {
2239                 Alert::error(_("Format in use"),
2240                              _("Cannot remove a Format used by a Converter. "
2241                                             "Remove the converter first."));
2242                 return;
2243         }
2244
2245         form_->formats().erase(current_text);
2246         formatsChanged();
2247         updateView();
2248         on_formatsCB_editTextChanged(formatsCB->currentText());
2249         changed();
2250 }
2251
2252
2253 /////////////////////////////////////////////////////////////////////
2254 //
2255 // PrefLanguage
2256 //
2257 /////////////////////////////////////////////////////////////////////
2258
2259 PrefLanguage::PrefLanguage(GuiPreferences * form)
2260         : PrefModule(catLanguage, N_("Language"), form)
2261 {
2262         setupUi(this);
2263
2264         connect(visualCursorRB, SIGNAL(clicked()),
2265                 this, SIGNAL(changed()));
2266         connect(logicalCursorRB, SIGNAL(clicked()),
2267                 this, SIGNAL(changed()));
2268         connect(markForeignCB, SIGNAL(clicked()),
2269                 this, SIGNAL(changed()));
2270         connect(autoBeginCB, SIGNAL(clicked()),
2271                 this, SIGNAL(changed()));
2272         connect(autoEndCB, SIGNAL(clicked()),
2273                 this, SIGNAL(changed()));
2274         connect(languagePackageCO, SIGNAL(activated(int)),
2275                 this, SIGNAL(changed()));
2276         connect(languagePackageED, SIGNAL(textChanged(QString)),
2277                 this, SIGNAL(changed()));
2278         connect(globalCB, SIGNAL(clicked()),
2279                 this, SIGNAL(changed()));
2280         connect(startCommandED, SIGNAL(textChanged(QString)),
2281                 this, SIGNAL(changed()));
2282         connect(endCommandED, SIGNAL(textChanged(QString)),
2283                 this, SIGNAL(changed()));
2284         connect(uiLanguageCO, SIGNAL(activated(int)),
2285                 this, SIGNAL(changed()));
2286         connect(defaultDecimalPointLE, SIGNAL(textChanged(QString)),
2287                 this, SIGNAL(changed()));
2288         connect(defaultLengthUnitCO, SIGNAL(activated(int)),
2289                 this, SIGNAL(changed()));
2290
2291         languagePackageED->setValidator(new NoNewLineValidator(languagePackageED));
2292         startCommandED->setValidator(new NoNewLineValidator(startCommandED));
2293         endCommandED->setValidator(new NoNewLineValidator(endCommandED));
2294
2295         uiLanguageCO->clear();
2296
2297         QAbstractItemModel * language_model = guiApp->languageModel();
2298         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
2299         language_model->sort(0);
2300         defaultDecimalPointLE->setInputMask("X; ");
2301         defaultDecimalPointLE->setMaxLength(1);
2302
2303         defaultLengthUnitCO->addItem(lyx::qt_(unit_name_gui[Length::CM]), Length::CM);
2304         defaultLengthUnitCO->addItem(lyx::qt_(unit_name_gui[Length::IN]), Length::IN);
2305
2306         set<string> added;
2307         uiLanguageCO->blockSignals(true);
2308         uiLanguageCO->addItem(qt_("Default"), toqstr("auto"));
2309         for (int i = 0; i != language_model->rowCount(); ++i) {
2310                 QModelIndex index = language_model->index(i, 0);
2311                 // Filter the list based on the available translation and add
2312                 // each language code only once
2313                 string const name = fromqstr(index.data(Qt::UserRole).toString());
2314                 Language const * lang = languages.getLanguage(name);
2315                 if (!lang)
2316                         continue;
2317                 // never remove the currently selected language
2318                 if (name != form->rc().gui_language
2319                     && name != lyxrc.gui_language
2320                     && (!Messages::available(lang->code())
2321                         || added.find(lang->code()) != added.end()))
2322                                 continue;
2323                 added.insert(lang->code());
2324                 uiLanguageCO->addItem(index.data(Qt::DisplayRole).toString(),
2325                         index.data(Qt::UserRole).toString());
2326         }
2327         uiLanguageCO->blockSignals(false);
2328 }
2329
2330
2331 void PrefLanguage::on_uiLanguageCO_currentIndexChanged(int)
2332 {
2333          QMessageBox::information(this, qt_("LyX needs to be restarted!"),
2334                  qt_("The change of user interface language will be fully "
2335                  "effective only after a restart."));
2336 }
2337
2338
2339 void PrefLanguage::on_languagePackageCO_currentIndexChanged(int i)
2340 {
2341          languagePackageED->setEnabled(i == 2);
2342 }
2343
2344
2345 void PrefLanguage::apply(LyXRC & rc) const
2346 {
2347         rc.visual_cursor = visualCursorRB->isChecked();
2348         rc.mark_foreign_language = markForeignCB->isChecked();
2349         rc.language_auto_begin = autoBeginCB->isChecked();
2350         rc.language_auto_end = autoEndCB->isChecked();
2351         int const p = languagePackageCO->currentIndex();
2352         if (p == 0)
2353                 rc.language_package_selection = LyXRC::LP_AUTO;
2354         else if (p == 1)
2355                 rc.language_package_selection = LyXRC::LP_BABEL;
2356         else if (p == 2)
2357                 rc.language_package_selection = LyXRC::LP_CUSTOM;
2358         else if (p == 3)
2359                 rc.language_package_selection = LyXRC::LP_NONE;
2360         rc.language_custom_package = fromqstr(languagePackageED->text());
2361         rc.language_global_options = globalCB->isChecked();
2362         rc.language_command_begin = fromqstr(startCommandED->text());
2363         rc.language_command_end = fromqstr(endCommandED->text());
2364         rc.gui_language = fromqstr(
2365                 uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
2366         rc.default_decimal_point = fromqstr(defaultDecimalPointLE->text());
2367         rc.default_length_unit = (Length::UNIT) defaultLengthUnitCO->itemData(defaultLengthUnitCO->currentIndex()).toInt();
2368 }
2369
2370
2371 void PrefLanguage::update(LyXRC const & rc)
2372 {
2373         if (rc.visual_cursor)
2374                 visualCursorRB->setChecked(true);
2375         else
2376                 logicalCursorRB->setChecked(true);
2377         markForeignCB->setChecked(rc.mark_foreign_language);
2378         autoBeginCB->setChecked(rc.language_auto_begin);
2379         autoEndCB->setChecked(rc.language_auto_end);
2380         languagePackageCO->setCurrentIndex(rc.language_package_selection);
2381         languagePackageED->setText(toqstr(rc.language_custom_package));
2382         languagePackageED->setEnabled(languagePackageCO->currentIndex() == 2);
2383         globalCB->setChecked(rc.language_global_options);
2384         startCommandED->setText(toqstr(rc.language_command_begin));
2385         endCommandED->setText(toqstr(rc.language_command_end));
2386         defaultDecimalPointLE->setText(toqstr(rc.default_decimal_point));
2387         int pos = defaultLengthUnitCO->findData(int(rc.default_length_unit));
2388         defaultLengthUnitCO->setCurrentIndex(pos);
2389
2390         pos = uiLanguageCO->findData(toqstr(rc.gui_language));
2391         uiLanguageCO->blockSignals(true);
2392         uiLanguageCO->setCurrentIndex(pos);
2393         uiLanguageCO->blockSignals(false);
2394 }
2395
2396
2397 /////////////////////////////////////////////////////////////////////
2398 //
2399 // PrefPrinter
2400 //
2401 /////////////////////////////////////////////////////////////////////
2402
2403 PrefPrinter::PrefPrinter(GuiPreferences * form)
2404         : PrefModule(catOutput, N_("Printer"), form)
2405 {
2406         setupUi(this);
2407
2408         connect(printerAdaptCB, SIGNAL(clicked()),
2409                 this, SIGNAL(changed()));
2410         connect(printerCommandED, SIGNAL(textChanged(QString)),
2411                 this, SIGNAL(changed()));
2412         connect(printerNameED, SIGNAL(textChanged(QString)),
2413                 this, SIGNAL(changed()));
2414         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
2415                 this, SIGNAL(changed()));
2416         connect(printerCopiesED, SIGNAL(textChanged(QString)),
2417                 this, SIGNAL(changed()));
2418         connect(printerReverseED, SIGNAL(textChanged(QString)),
2419                 this, SIGNAL(changed()));
2420         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
2421                 this, SIGNAL(changed()));
2422         connect(printerExtensionED, SIGNAL(textChanged(QString)),
2423                 this, SIGNAL(changed()));
2424         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
2425                 this, SIGNAL(changed()));
2426         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
2427                 this, SIGNAL(changed()));
2428         connect(printerEvenED, SIGNAL(textChanged(QString)),
2429                 this, SIGNAL(changed()));
2430         connect(printerOddED, SIGNAL(textChanged(QString)),
2431                 this, SIGNAL(changed()));
2432         connect(printerCollatedED, SIGNAL(textChanged(QString)),
2433                 this, SIGNAL(changed()));
2434         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
2435                 this, SIGNAL(changed()));
2436         connect(printerToFileED, SIGNAL(textChanged(QString)),
2437                 this, SIGNAL(changed()));
2438         connect(printerExtraED, SIGNAL(textChanged(QString)),
2439                 this, SIGNAL(changed()));
2440         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
2441                 this, SIGNAL(changed()));
2442         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
2443                 this, SIGNAL(changed()));
2444
2445         printerNameED->setValidator(new NoNewLineValidator(printerNameED));
2446         printerCommandED->setValidator(new NoNewLineValidator(printerCommandED));
2447         printerEvenED->setValidator(new NoNewLineValidator(printerEvenED));
2448         printerPageRangeED->setValidator(new NoNewLineValidator(printerPageRangeED));
2449         printerCopiesED->setValidator(new NoNewLineValidator(printerCopiesED));
2450         printerReverseED->setValidator(new NoNewLineValidator(printerReverseED));
2451         printerToFileED->setValidator(new NoNewLineValidator(printerToFileED));
2452         printerPaperTypeED->setValidator(new NoNewLineValidator(printerPaperTypeED));
2453         printerExtraED->setValidator(new NoNewLineValidator(printerExtraED));
2454         printerOddED->setValidator(new NoNewLineValidator(printerOddED));
2455         printerCollatedED->setValidator(new NoNewLineValidator(printerCollatedED));
2456         printerLandscapeED->setValidator(new NoNewLineValidator(printerLandscapeED));
2457         printerToPrinterED->setValidator(new NoNewLineValidator(printerToPrinterED));
2458         printerExtensionED->setValidator(new NoNewLineValidator(printerExtensionED));
2459         printerPaperSizeED->setValidator(new NoNewLineValidator(printerPaperSizeED));
2460         printerSpoolCommandED->setValidator(new NoNewLineValidator(printerSpoolCommandED));
2461         printerSpoolPrefixED->setValidator(new NoNewLineValidator(printerSpoolPrefixED));
2462 }
2463
2464
2465 void PrefPrinter::apply(LyXRC & rc) const
2466 {
2467         rc.print_adapt_output = printerAdaptCB->isChecked();
2468         rc.print_command = fromqstr(printerCommandED->text());
2469         rc.printer = fromqstr(printerNameED->text());
2470
2471         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
2472         rc.print_copies_flag = fromqstr(printerCopiesED->text());
2473         rc.print_reverse_flag = fromqstr(printerReverseED->text());
2474         rc.print_to_printer = fromqstr(printerToPrinterED->text());
2475         rc.print_file_extension = fromqstr(printerExtensionED->text());
2476         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
2477         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
2478         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
2479         rc.print_oddpage_flag = fromqstr(printerOddED->text());
2480         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
2481         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
2482         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
2483         rc.print_extra_options = fromqstr(printerExtraED->text());
2484         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
2485         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
2486 }
2487
2488
2489 void PrefPrinter::update(LyXRC const & rc)
2490 {
2491         printerAdaptCB->setChecked(rc.print_adapt_output);
2492         printerCommandED->setText(toqstr(rc.print_command));
2493         printerNameED->setText(toqstr(rc.printer));
2494
2495         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
2496         printerCopiesED->setText(toqstr(rc.print_copies_flag));
2497         printerReverseED->setText(toqstr(rc.print_reverse_flag));
2498         printerToPrinterED->setText(toqstr(rc.print_to_printer));
2499         printerExtensionED->setText(toqstr(rc.print_file_extension));
2500         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
2501         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
2502         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
2503         printerOddED->setText(toqstr(rc.print_oddpage_flag));
2504         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
2505         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
2506         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
2507         printerExtraED->setText(toqstr(rc.print_extra_options));
2508         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
2509         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
2510 }
2511
2512
2513 /////////////////////////////////////////////////////////////////////
2514 //
2515 // PrefUserInterface
2516 //
2517 /////////////////////////////////////////////////////////////////////
2518
2519 PrefUserInterface::PrefUserInterface(GuiPreferences * form)
2520         : PrefModule(catLookAndFeel, N_("User Interface"), form)
2521 {
2522         setupUi(this);
2523
2524         connect(uiFilePB, SIGNAL(clicked()),
2525                 this, SLOT(selectUi()));
2526         connect(uiFileED, SIGNAL(textChanged(QString)),
2527                 this, SIGNAL(changed()));
2528         connect(iconSetCO, SIGNAL(activated(int)),
2529                 this, SIGNAL(changed()));
2530         connect(useSystemThemeIconsCB, SIGNAL(clicked()),
2531                 this, SIGNAL(changed()));
2532         connect(lastfilesSB, SIGNAL(valueChanged(int)),
2533                 this, SIGNAL(changed()));
2534         connect(tooltipCB, SIGNAL(toggled(bool)),
2535                 this, SIGNAL(changed()));
2536         lastfilesSB->setMaximum(maxlastfiles);
2537
2538         iconSetCO->addItem(qt_("Default"), QString());
2539         iconSetCO->addItem(qt_("Classic"), "classic");
2540         iconSetCO->addItem(qt_("Oxygen"), "oxygen");
2541
2542 #if (!defined Q_WS_X11 || QT_VERSION < 0x040600)
2543         useSystemThemeIconsCB->hide();
2544 #endif
2545 }
2546
2547
2548 void PrefUserInterface::apply(LyXRC & rc) const
2549 {
2550         rc.icon_set = fromqstr(iconSetCO->itemData(
2551                 iconSetCO->currentIndex()).toString());
2552
2553         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
2554         rc.use_system_theme_icons = useSystemThemeIconsCB->isChecked();
2555         rc.num_lastfiles = lastfilesSB->value();
2556         rc.use_tooltip = tooltipCB->isChecked();
2557 }
2558
2559
2560 void PrefUserInterface::update(LyXRC const & rc)
2561 {
2562         int iconset = iconSetCO->findData(toqstr(rc.icon_set));
2563         if (iconset < 0)
2564                 iconset = 0;
2565         iconSetCO->setCurrentIndex(iconset);
2566         useSystemThemeIconsCB->setChecked(rc.use_system_theme_icons);
2567         uiFileED->setText(toqstr(external_path(rc.ui_file)));
2568         lastfilesSB->setValue(rc.num_lastfiles);
2569         tooltipCB->setChecked(rc.use_tooltip);
2570 }
2571
2572
2573 void PrefUserInterface::selectUi()
2574 {
2575         QString file = form_->browseUI(internalPath(uiFileED->text()));
2576         if (!file.isEmpty())
2577                 uiFileED->setText(file);
2578 }
2579
2580
2581 /////////////////////////////////////////////////////////////////////
2582 //
2583 // PrefDocumentHandling
2584 //
2585 /////////////////////////////////////////////////////////////////////
2586
2587 PrefDocHandling::PrefDocHandling(GuiPreferences * form)
2588         : PrefModule(catLookAndFeel, N_("Document Handling"), form)
2589 {
2590         setupUi(this);
2591
2592         connect(autoSaveCB, SIGNAL(toggled(bool)),
2593                 autoSaveSB, SLOT(setEnabled(bool)));
2594         connect(autoSaveCB, SIGNAL(toggled(bool)),
2595                 TextLabel1, SLOT(setEnabled(bool)));
2596         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
2597                 this, SIGNAL(changed()));
2598         connect(singleInstanceCB, SIGNAL(clicked()),
2599                 this, SIGNAL(changed()));
2600         connect(singleCloseTabButtonCB, SIGNAL(clicked()),
2601                 this, SIGNAL(changed()));
2602         connect(closeLastViewCO, SIGNAL(activated(int)),
2603                 this, SIGNAL(changed()));
2604         connect(restoreCursorCB, SIGNAL(clicked()),
2605                 this, SIGNAL(changed()));
2606         connect(loadSessionCB, SIGNAL(clicked()),
2607                 this, SIGNAL(changed()));
2608         connect(allowGeometrySessionCB, SIGNAL(clicked()),
2609                 this, SIGNAL(changed()));
2610         connect(autoSaveSB, SIGNAL(valueChanged(int)),
2611                 this, SIGNAL(changed()));
2612         connect(autoSaveCB, SIGNAL(clicked()),
2613                 this, SIGNAL(changed()));
2614         connect(backupCB, SIGNAL(clicked()),
2615                 this, SIGNAL(changed()));
2616         connect(saveCompressedCB, SIGNAL(clicked()),
2617                 this, SIGNAL(changed()));
2618 }
2619
2620
2621 void PrefDocHandling::apply(LyXRC & rc) const
2622 {
2623         rc.use_lastfilepos = restoreCursorCB->isChecked();
2624         rc.load_session = loadSessionCB->isChecked();
2625         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
2626         rc.autosave = autoSaveCB->isChecked() ?  autoSaveSB->value() * 60 : 0;
2627         rc.make_backup = backupCB->isChecked();
2628         rc.save_compressed = saveCompressedCB->isChecked();
2629         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
2630         rc.single_instance = singleInstanceCB->isChecked();
2631         rc.single_close_tab_button = singleCloseTabButtonCB->isChecked();
2632
2633         switch (closeLastViewCO->currentIndex()) {
2634         case 0:
2635                 rc.close_buffer_with_last_view = "yes";
2636                 break;
2637         case 1:
2638                 rc.close_buffer_with_last_view = "no";
2639                 break;
2640         case 2:
2641                 rc.close_buffer_with_last_view = "ask";
2642                 break;
2643         default:
2644                 ;
2645         }
2646 }
2647
2648
2649 void PrefDocHandling::update(LyXRC const & rc)
2650 {
2651         restoreCursorCB->setChecked(rc.use_lastfilepos);
2652         loadSessionCB->setChecked(rc.load_session);
2653         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
2654         // convert to minutes
2655         bool autosave = rc.autosave > 0;
2656         int mins = rc.autosave / 60;
2657         if (!mins)
2658                 mins = 5;
2659         autoSaveSB->setValue(mins);
2660         autoSaveCB->setChecked(autosave);
2661         autoSaveSB->setEnabled(autosave);
2662         backupCB->setChecked(rc.make_backup);
2663         saveCompressedCB->setChecked(rc.save_compressed);
2664         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
2665         singleInstanceCB->setChecked(rc.single_instance && !rc.lyxpipes.empty());
2666         singleInstanceCB->setEnabled(!rc.lyxpipes.empty());
2667         singleCloseTabButtonCB->setChecked(rc.single_close_tab_button);
2668         if (rc.close_buffer_with_last_view == "yes")
2669                 closeLastViewCO->setCurrentIndex(0);
2670         else if (rc.close_buffer_with_last_view == "no")
2671                 closeLastViewCO->setCurrentIndex(1);
2672         else if (rc.close_buffer_with_last_view == "ask")
2673                 closeLastViewCO->setCurrentIndex(2);
2674 }
2675
2676
2677 void PrefDocHandling::on_clearSessionPB_clicked()
2678 {
2679         guiApp->clearSession();
2680 }
2681
2682
2683
2684 /////////////////////////////////////////////////////////////////////
2685 //
2686 // PrefEdit
2687 //
2688 /////////////////////////////////////////////////////////////////////
2689
2690 PrefEdit::PrefEdit(GuiPreferences * form)
2691         : PrefModule(catEditing, N_("Control"), form)
2692 {
2693         setupUi(this);
2694
2695         connect(cursorFollowsCB, SIGNAL(clicked()),
2696                 this, SIGNAL(changed()));
2697         connect(scrollBelowCB, SIGNAL(clicked()),
2698                 this, SIGNAL(changed()));
2699         connect(macLikeCursorMovementCB, SIGNAL(clicked()),
2700                 this, SIGNAL(changed()));
2701         connect(sortEnvironmentsCB, SIGNAL(clicked()),
2702                 this, SIGNAL(changed()));
2703         connect(groupEnvironmentsCB, SIGNAL(clicked()),
2704                 this, SIGNAL(changed()));
2705         connect(macroEditStyleCO, SIGNAL(activated(int)),
2706                 this, SIGNAL(changed()));
2707         connect(cursorWidthSB, SIGNAL(valueChanged(int)),
2708                 this, SIGNAL(changed()));
2709         connect(fullscreenLimitGB, SIGNAL(clicked()),
2710                 this, SIGNAL(changed()));
2711         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
2712                 this, SIGNAL(changed()));
2713         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
2714                 this, SIGNAL(changed()));
2715         connect(toggleMenubarCB, SIGNAL(toggled(bool)),
2716                 this, SIGNAL(changed()));
2717         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
2718                 this, SIGNAL(changed()));
2719         connect(toggleStatusbarCB, SIGNAL(toggled(bool)),
2720                 this, SIGNAL(changed()));
2721         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
2722                 this, SIGNAL(changed()));
2723 }
2724
2725
2726 void PrefEdit::apply(LyXRC & rc) const
2727 {
2728         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
2729         rc.scroll_below_document = scrollBelowCB->isChecked();
2730         rc.mac_like_cursor_movement = macLikeCursorMovementCB->isChecked();
2731         rc.sort_layouts = sortEnvironmentsCB->isChecked();
2732         rc.group_layouts = groupEnvironmentsCB->isChecked();
2733         switch (macroEditStyleCO->currentIndex()) {
2734                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
2735                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
2736                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
2737         }
2738         rc.cursor_width = cursorWidthSB->value();
2739         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
2740         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
2741         rc.full_screen_statusbar = toggleStatusbarCB->isChecked();
2742         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
2743         rc.full_screen_menubar = toggleMenubarCB->isChecked();
2744         rc.full_screen_width = fullscreenWidthSB->value();
2745         rc.full_screen_limit = fullscreenLimitGB->isChecked();
2746 }
2747
2748
2749 void PrefEdit::update(LyXRC const & rc)
2750 {
2751         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
2752         scrollBelowCB->setChecked(rc.scroll_below_document);
2753         macLikeCursorMovementCB->setChecked(rc.mac_like_cursor_movement);
2754         sortEnvironmentsCB->setChecked(rc.sort_layouts);
2755         groupEnvironmentsCB->setChecked(rc.group_layouts);
2756         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
2757         cursorWidthSB->setValue(rc.cursor_width);
2758         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
2759         toggleScrollbarCB->setChecked(rc.full_screen_statusbar);
2760         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
2761         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
2762         toggleMenubarCB->setChecked(rc.full_screen_menubar);
2763         fullscreenWidthSB->setValue(rc.full_screen_width);
2764         fullscreenLimitGB->setChecked(rc.full_screen_limit);
2765 }
2766
2767
2768 /////////////////////////////////////////////////////////////////////
2769 //
2770 // PrefShortcuts
2771 //
2772 /////////////////////////////////////////////////////////////////////
2773
2774
2775 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
2776 {
2777         Ui::shortcutUi::setupUi(this);
2778         QDialog::setModal(true);
2779 }
2780
2781
2782 PrefShortcuts::PrefShortcuts(GuiPreferences * form)
2783         : PrefModule(catEditing, N_("Shortcuts"), form)
2784 {
2785         setupUi(this);
2786
2787         shortcutsTW->setColumnCount(2);
2788         shortcutsTW->headerItem()->setText(0, qt_("Function"));
2789         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
2790         shortcutsTW->setSortingEnabled(true);
2791         // Multi-selection can be annoying.
2792         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
2793
2794         connect(bindFilePB, SIGNAL(clicked()),
2795                 this, SLOT(selectBind()));
2796         connect(bindFileED, SIGNAL(textChanged(QString)),
2797                 this, SIGNAL(changed()));
2798
2799         shortcut_ = new GuiShortcutDialog(this);
2800         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
2801         shortcut_bc_.setOK(shortcut_->okPB);
2802         shortcut_bc_.setCancel(shortcut_->cancelPB);
2803
2804         connect(shortcut_->okPB, SIGNAL(clicked()),
2805                 this, SIGNAL(changed()));
2806         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2807                 shortcut_, SLOT(reject()));
2808         connect(shortcut_->clearPB, SIGNAL(clicked()),
2809                 this, SLOT(shortcutClearPressed()));
2810         connect(shortcut_->removePB, SIGNAL(clicked()),
2811                 this, SLOT(shortcutRemovePressed()));
2812         connect(shortcut_->okPB, SIGNAL(clicked()),
2813                 this, SLOT(shortcutOkPressed()));
2814         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2815                 this, SLOT(shortcutCancelPressed()));
2816 }
2817
2818
2819 void PrefShortcuts::apply(LyXRC & rc) const
2820 {
2821         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
2822         // write user_bind and user_unbind to .lyx/bind/user.bind
2823         FileName bind_dir(addPath(package().user_support().absFileName(), "bind"));
2824         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
2825                 lyxerr << "LyX could not create the user bind directory '"
2826                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2827                 return;
2828         }
2829         if (!bind_dir.isDirWritable()) {
2830                 lyxerr << "LyX could not write to the user bind directory '"
2831                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2832                 return;
2833         }
2834         FileName user_bind_file(bind_dir.absFileName() + "/user.bind");
2835         user_unbind_.write(user_bind_file.toFilesystemEncoding(), false, true);
2836         user_bind_.write(user_bind_file.toFilesystemEncoding(), true, false);
2837         // immediately apply the keybindings. Why this is not done before?
2838         // The good thing is that the menus are updated automatically.
2839         theTopLevelKeymap().clear();
2840         theTopLevelKeymap().read("site");
2841         theTopLevelKeymap().read(rc.bind_file, 0, KeyMap::Fallback);
2842         theTopLevelKeymap().read("user", 0, KeyMap::MissingOK);
2843 }
2844
2845
2846 void PrefShortcuts::update(LyXRC const & rc)
2847 {
2848         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2849         //
2850         system_bind_.clear();
2851         user_bind_.clear();
2852         user_unbind_.clear();
2853         system_bind_.read("site");
2854         system_bind_.read(rc.bind_file);
2855         // \unbind in user.bind is added to user_unbind_
2856         user_bind_.read("user", &user_unbind_, KeyMap::MissingOK);
2857         updateShortcutsTW();
2858 }
2859
2860
2861 void PrefShortcuts::updateShortcutsTW()
2862 {
2863         shortcutsTW->clear();
2864
2865         editItem_ = new QTreeWidgetItem(shortcutsTW);
2866         editItem_->setText(0, qt_("Cursor, Mouse and Editing Functions"));
2867         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2868
2869         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2870         mathItem_->setText(0, qt_("Mathematical Symbols"));
2871         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2872
2873         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2874         bufferItem_->setText(0, qt_("Document and Window"));
2875         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2876
2877         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2878         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2879         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2880
2881         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2882         systemItem_->setText(0, qt_("System and Miscellaneous"));
2883         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2884
2885         // listBindings(unbound=true) lists all bound and unbound lfuns
2886         // Items in this list is tagged by its source.
2887         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2888                 KeyMap::System);
2889         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2890                 KeyMap::UserBind);
2891         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2892                 KeyMap::UserUnbind);
2893         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2894                         user_bindinglist.end());
2895         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2896                         user_unbindinglist.end());
2897
2898         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2899         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2900         for (; it != it_end; ++it)
2901                 insertShortcutItem(it->request, it->sequence, KeyMap::ItemType(it->tag));
2902
2903         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2904         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2905         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2906         modifyPB->setEnabled(!items.isEmpty());
2907
2908         shortcutsTW->resizeColumnToContents(0);
2909 }
2910
2911
2912 void PrefShortcuts::setItemType(QTreeWidgetItem * item, KeyMap::ItemType tag)
2913 {
2914         item->setData(0, Qt::UserRole, QVariant(tag));
2915         QFont font;
2916
2917         switch (tag) {
2918         case KeyMap::System:
2919                 break;
2920         case KeyMap::UserBind:
2921                 font.setBold(true);
2922                 break;
2923         case KeyMap::UserUnbind:
2924                 font.setStrikeOut(true);
2925                 break;
2926         // this item is not displayed now.
2927         case KeyMap::UserExtraUnbind:
2928                 font.setStrikeOut(true);
2929                 break;
2930         }
2931
2932         item->setFont(1, font);
2933 }
2934
2935
2936 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2937                 KeySequence const & seq, KeyMap::ItemType tag)
2938 {
2939         FuncCode const action = lfun.action();
2940         string const action_name = lyxaction.getActionName(action);
2941         QString const lfun_name = toqstr(from_utf8(action_name)
2942                         + ' ' + lfun.argument());
2943         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2944         KeyMap::ItemType item_tag = tag;
2945
2946         QTreeWidgetItem * newItem = 0;
2947         // for unbind items, try to find an existing item in the system bind list
2948         if (tag == KeyMap::UserUnbind) {
2949                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2950                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2951                 for (int i = 0; i < items.size(); ++i) {
2952                         if (items[i]->text(1) == shortcut)
2953                                 newItem = items[i];
2954                                 break;
2955                         }
2956                 // if not found, this unbind item is KeyMap::UserExtraUnbind
2957                 // Such an item is not displayed to avoid confusion (what is
2958                 // unmatched removed?).
2959                 if (!newItem) {
2960                         item_tag = KeyMap::UserExtraUnbind;
2961                         return 0;
2962                 }
2963         }
2964         if (!newItem) {
2965                 switch(lyxaction.getActionType(action)) {
2966                 case LyXAction::Hidden:
2967                         return 0;
2968                 case LyXAction::Edit:
2969                         newItem = new QTreeWidgetItem(editItem_);
2970                         break;
2971                 case LyXAction::Math:
2972                         newItem = new QTreeWidgetItem(mathItem_);
2973                         break;
2974                 case LyXAction::Buffer:
2975                         newItem = new QTreeWidgetItem(bufferItem_);
2976                         break;
2977                 case LyXAction::Layout:
2978                         newItem = new QTreeWidgetItem(layoutItem_);
2979                         break;
2980                 case LyXAction::System:
2981                         newItem = new QTreeWidgetItem(systemItem_);
2982                         break;
2983                 default:
2984                         // this should not happen
2985                         newItem = new QTreeWidgetItem(shortcutsTW);
2986                 }
2987         }
2988
2989         newItem->setText(0, lfun_name);
2990         newItem->setText(1, shortcut);
2991         // record BindFile representation to recover KeySequence when needed.
2992         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
2993         setItemType(newItem, item_tag);
2994         return newItem;
2995 }
2996
2997
2998 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
2999 {
3000         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
3001         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
3002         modifyPB->setEnabled(!items.isEmpty());
3003         if (items.isEmpty())
3004                 return;
3005
3006         KeyMap::ItemType tag =
3007                 static_cast<KeyMap::ItemType>(items[0]->data(0, Qt::UserRole).toInt());
3008         if (tag == KeyMap::UserUnbind)
3009                 removePB->setText(qt_("Res&tore"));
3010         else
3011                 removePB->setText(qt_("Remo&ve"));
3012 }
3013
3014
3015 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
3016 {
3017         modifyShortcut();
3018 }
3019
3020
3021 void PrefShortcuts::modifyShortcut()
3022 {
3023         QTreeWidgetItem * item = shortcutsTW->currentItem();
3024         if (item->flags() & Qt::ItemIsSelectable) {
3025                 shortcut_->lfunLE->setText(item->text(0));
3026                 save_lfun_ = item->text(0).trimmed();
3027                 shortcut_->shortcutWG->setText(item->text(1));
3028                 KeySequence seq;
3029                 seq.parse(fromqstr(item->data(1, Qt::UserRole).toString()));
3030                 shortcut_->shortcutWG->setKeySequence(seq);
3031                 shortcut_->shortcutWG->setFocus();
3032                 shortcut_->exec();
3033         }
3034 }
3035
3036
3037 void PrefShortcuts::removeShortcut()
3038 {
3039         // it seems that only one item can be selected, but I am
3040         // removing all selected items anyway.
3041         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
3042         for (int i = 0; i < items.size(); ++i) {
3043                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
3044                 string lfun = fromqstr(items[i]->text(0));
3045                 FuncRequest func = lyxaction.lookupFunc(lfun);
3046                 KeyMap::ItemType tag =
3047                         static_cast<KeyMap::ItemType>(items[i]->data(0, Qt::UserRole).toInt());
3048
3049                 switch (tag) {
3050                 case KeyMap::System: {
3051                         // for system bind, we do not touch the item
3052                         // but add an user unbind item
3053                         user_unbind_.bind(shortcut, func);
3054                         setItemType(items[i], KeyMap::UserUnbind);
3055                         removePB->setText(qt_("Res&tore"));
3056                         break;
3057                 }
3058                 case KeyMap::UserBind: {
3059                         // for user_bind, we remove this bind
3060                         QTreeWidgetItem * parent = items[i]->parent();
3061                         int itemIdx = parent->indexOfChild(items[i]);
3062                         parent->takeChild(itemIdx);
3063                         if (itemIdx > 0)
3064                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
3065                         else
3066                                 shortcutsTW->scrollToItem(parent);
3067                         user_bind_.unbind(shortcut, func);
3068                         break;
3069                 }
3070                 case KeyMap::UserUnbind: {
3071                         // for user_unbind, we remove the unbind, and the item
3072                         // become KeyMap::System again.
3073                         user_unbind_.unbind(shortcut, func);
3074                         setItemType(items[i], KeyMap::System);
3075                         removePB->setText(qt_("Remo&ve"));
3076                         break;
3077                 }
3078                 case KeyMap::UserExtraUnbind: {
3079                         // for user unbind that is not in system bind file,
3080                         // remove this unbind file
3081                         QTreeWidgetItem * parent = items[i]->parent();
3082                         parent->takeChild(parent->indexOfChild(items[i]));
3083                         user_unbind_.unbind(shortcut, func);
3084                 }
3085                 }
3086         }
3087 }
3088
3089
3090 void PrefShortcuts::selectBind()
3091 {
3092         QString file = form_->browsebind(internalPath(bindFileED->text()));
3093         if (!file.isEmpty()) {
3094                 bindFileED->setText(file);
3095                 system_bind_ = KeyMap();
3096                 system_bind_.read(fromqstr(file));
3097                 updateShortcutsTW();
3098         }
3099 }
3100
3101
3102 void PrefShortcuts::on_modifyPB_pressed()
3103 {
3104         modifyShortcut();
3105 }
3106
3107
3108 void PrefShortcuts::on_newPB_pressed()
3109 {
3110         shortcut_->lfunLE->clear();
3111         shortcut_->shortcutWG->reset();
3112         save_lfun_ = QString();
3113         shortcut_->exec();
3114 }
3115
3116
3117 void PrefShortcuts::on_removePB_pressed()
3118 {
3119         changed();
3120         removeShortcut();
3121 }
3122
3123
3124 void PrefShortcuts::on_searchLE_textEdited()
3125 {
3126         if (searchLE->text().isEmpty()) {
3127                 // show all hidden items
3128                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
3129                 while (*it)
3130                         shortcutsTW->setItemHidden(*it++, false);
3131                 return;
3132         }
3133         // search both columns
3134         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
3135                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
3136         matched += shortcutsTW->findItems(searchLE->text(),
3137                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
3138
3139         // hide everyone (to avoid searching in matched QList repeatedly
3140         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
3141         while (*it)
3142                 shortcutsTW->setItemHidden(*it++, true);
3143         // show matched items
3144         for (int i = 0; i < matched.size(); ++i) {
3145                 shortcutsTW->setItemHidden(matched[i], false);
3146         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
3147         }
3148 }
3149
3150
3151 docstring makeCmdString(FuncRequest const & f)
3152 {
3153         docstring actionStr = from_ascii(lyxaction.getActionName(f.action()));
3154         if (!f.argument().empty())
3155                 actionStr += " " + f.argument();
3156         return actionStr;
3157 }
3158
3159
3160 void PrefShortcuts::shortcutOkPressed()
3161 {
3162         QString const new_lfun = shortcut_->lfunLE->text();
3163         FuncRequest func = lyxaction.lookupFunc(fromqstr(new_lfun));
3164
3165         if (func.action() == LFUN_UNKNOWN_ACTION) {
3166                 Alert::error(_("Failed to create shortcut"),
3167                         _("Unknown or invalid LyX function"));
3168                 return;
3169         }
3170
3171         KeySequence k = shortcut_->shortcutWG->getKeySequence();
3172         if (k.length() == 0) {
3173                 Alert::error(_("Failed to create shortcut"),
3174                         _("Invalid or empty key sequence"));
3175                 return;
3176         }
3177
3178         // check to see if there's been any change
3179         FuncRequest oldBinding = system_bind_.getBinding(k);
3180         if (oldBinding.action() == LFUN_UNKNOWN_ACTION)
3181                 oldBinding = user_bind_.getBinding(k);
3182         if (oldBinding == func)
3183                 // nothing has changed
3184                 return;
3185
3186         // make sure this key isn't already bound---and, if so, prompt user
3187         FuncCode const unbind = user_unbind_.getBinding(k).action();
3188         docstring const action_string = makeCmdString(oldBinding);
3189         if (oldBinding.action() > LFUN_NOACTION && unbind == LFUN_UNKNOWN_ACTION
3190                   && save_lfun_ != toqstr(action_string)) {
3191                 docstring const new_action_string = makeCmdString(func);
3192                 docstring const text = bformat(_("Shortcut `%1$s' is already bound to "
3193                                                  "%2$s.\n"
3194                                                  "Are you sure you want to unbind the "
3195                                                  "current shortcut and bind it to %3$s?"),
3196                                                k.print(KeySequence::ForGui), action_string,
3197                                                new_action_string);
3198                 int ret = Alert::prompt(_("Redefine shortcut?"),
3199                                         text, 0, 1, _("&Redefine"), _("&Cancel"));
3200                 if (ret != 0)
3201                         return;
3202                 QString const sequence_text = toqstr(k.print(KeySequence::ForGui));
3203                 QList<QTreeWidgetItem*> items = shortcutsTW->findItems(sequence_text,
3204                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 1);
3205                 if (items.size() > 0) {
3206                         // should always happen
3207                         bool expanded = items[0]->parent()->isExpanded();
3208                         shortcutsTW->setCurrentItem(items[0]);
3209                         removeShortcut();
3210                         shortcutsTW->setCurrentItem(0);
3211                         // make sure user doesn't see tree expansion if
3212                         // old binding wasn't in an expanded tree
3213                         if (!expanded)
3214                                 items[0]->parent()->setExpanded(false);
3215                 }
3216         }
3217
3218         shortcut_->accept();
3219
3220         if (!save_lfun_.isEmpty())
3221                 // real modification of the lfun's shortcut,
3222                 // so remove the previous one
3223                 removeShortcut();
3224
3225         QTreeWidgetItem * item = insertShortcutItem(func, k, KeyMap::UserBind);
3226         if (item) {
3227                 user_bind_.bind(&k, func);
3228                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
3229                 shortcutsTW->setItemExpanded(item->parent(), true);
3230                 shortcutsTW->scrollToItem(item);
3231         } else {
3232                 Alert::error(_("Failed to create shortcut"),
3233                         _("Can not insert shortcut to the list"));
3234                 return;
3235         }
3236 }
3237
3238
3239 void PrefShortcuts::shortcutCancelPressed()
3240 {
3241         shortcut_->shortcutWG->reset();
3242 }
3243
3244
3245 void PrefShortcuts::shortcutClearPressed()
3246 {
3247         shortcut_->shortcutWG->reset();
3248 }
3249
3250
3251 void PrefShortcuts::shortcutRemovePressed()
3252 {
3253         shortcut_->shortcutWG->removeFromSequence();
3254 }
3255
3256
3257 /////////////////////////////////////////////////////////////////////
3258 //
3259 // PrefIdentity
3260 //
3261 /////////////////////////////////////////////////////////////////////
3262
3263 PrefIdentity::PrefIdentity(GuiPreferences * form)
3264         : PrefModule(QString(), N_("Identity"), form)
3265 {
3266         setupUi(this);
3267
3268         connect(nameED, SIGNAL(textChanged(QString)),
3269                 this, SIGNAL(changed()));
3270         connect(emailED, SIGNAL(textChanged(QString)),
3271                 this, SIGNAL(changed()));
3272
3273         nameED->setValidator(new NoNewLineValidator(nameED));
3274         emailED->setValidator(new NoNewLineValidator(emailED));
3275 }
3276
3277
3278 void PrefIdentity::apply(LyXRC & rc) const
3279 {
3280         rc.user_name = fromqstr(nameED->text());
3281         rc.user_email = fromqstr(emailED->text());
3282 }
3283
3284
3285 void PrefIdentity::update(LyXRC const & rc)
3286 {
3287         nameED->setText(toqstr(rc.user_name));
3288         emailED->setText(toqstr(rc.user_email));
3289 }
3290
3291
3292
3293 /////////////////////////////////////////////////////////////////////
3294 //
3295 // GuiPreferences
3296 //
3297 /////////////////////////////////////////////////////////////////////
3298
3299 GuiPreferences::GuiPreferences(GuiView & lv)
3300         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
3301 {
3302         setupUi(this);
3303
3304         QDialog::setModal(false);
3305
3306         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
3307         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
3308         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
3309         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
3310
3311         addModule(new PrefUserInterface(this));
3312         addModule(new PrefDocHandling(this));
3313         addModule(new PrefEdit(this));
3314         addModule(new PrefShortcuts(this));
3315         PrefScreenFonts * screenfonts = new PrefScreenFonts(this);
3316         connect(this, SIGNAL(prefsApplied(LyXRC const &)),
3317                         screenfonts, SLOT(updateScreenFontSizes(LyXRC const &)));
3318         addModule(screenfonts);
3319         addModule(new PrefColors(this));
3320         addModule(new PrefDisplay(this));
3321         addModule(new PrefInput(this));
3322         addModule(new PrefCompletion(this));
3323
3324         addModule(new PrefPaths(this));
3325
3326         addModule(new PrefIdentity(this));
3327
3328         addModule(new PrefLanguage(this));
3329         addModule(new PrefSpellchecker(this));
3330
3331         //for strftime validator
3332         PrefOutput * output = new PrefOutput(this);
3333         addModule(output);
3334         addModule(new PrefPrinter(this));
3335         addModule(new PrefLatex(this));
3336
3337         PrefConverters * converters = new PrefConverters(this);
3338         PrefFileformats * formats = new PrefFileformats(this);
3339         connect(formats, SIGNAL(formatsChanged()),
3340                         converters, SLOT(updateGui()));
3341         addModule(converters);
3342         addModule(formats);
3343
3344         prefsPS->setCurrentPanel("User Interface");
3345 // FIXME: hack to work around resizing bug in Qt >= 4.2
3346 // bug verified with Qt 4.2.{0-3} (JSpitzm)
3347 #if QT_VERSION >= 0x040200
3348         prefsPS->updateGeometry();
3349 #endif
3350
3351         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
3352         bc().setOK(savePB);
3353         bc().setApply(applyPB);
3354         bc().setCancel(closePB);
3355         bc().setRestore(restorePB);
3356
3357         // initialize the strftime validator
3358         bc().addCheckedLineEdit(output->DateED);
3359 }
3360
3361
3362 void GuiPreferences::addModule(PrefModule * module)
3363 {
3364         LASSERT(module, return);
3365         if (module->category().isEmpty())
3366                 prefsPS->addPanel(module, module->title());
3367         else
3368                 prefsPS->addPanel(module, module->title(), module->category());
3369         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
3370         modules_.push_back(module);
3371 }
3372
3373
3374 void GuiPreferences::change_adaptor()
3375 {
3376         changed();
3377 }
3378
3379
3380 void GuiPreferences::apply(LyXRC & rc) const
3381 {
3382         size_t end = modules_.size();
3383         for (size_t i = 0; i != end; ++i)
3384                 modules_[i]->apply(rc);
3385 }
3386
3387
3388 void GuiPreferences::updateRc(LyXRC const & rc)
3389 {
3390         size_t const end = modules_.size();
3391         for (size_t i = 0; i != end; ++i)
3392                 modules_[i]->update(rc);
3393 }
3394
3395
3396 void GuiPreferences::applyView()
3397 {
3398         apply(rc());
3399 }
3400
3401
3402 bool GuiPreferences::initialiseParams(string const &)
3403 {
3404         rc_ = lyxrc;
3405         formats_ = lyx::formats;
3406         converters_ = theConverters();
3407         converters_.update(formats_);
3408         movers_ = theMovers();
3409         colors_.clear();
3410         update_screen_font_ = false;
3411
3412         updateRc(rc_);
3413         // Make sure that the bc is in the INITIAL state
3414         if (bc().policy().buttonStatus(ButtonPolicy::RESTORE))
3415                 bc().restore();
3416
3417         return true;
3418 }
3419
3420
3421 void GuiPreferences::dispatchParams()
3422 {
3423         ostringstream ss;
3424         rc_.write(ss, true);
3425         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
3426         // issue prefsApplied signal. This will update the
3427         // localized screen font sizes.
3428         prefsApplied(rc_);
3429         // FIXME: these need lfuns
3430         // FIXME UNICODE
3431         Author const & author =
3432                 Author(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
3433         theBufferList().recordCurrentAuthor(author);
3434
3435         lyx::formats = formats_;
3436
3437         theConverters() = converters_;
3438         theConverters().update(lyx::formats);
3439         theConverters().buildGraph();
3440
3441         theMovers() = movers_;
3442
3443         vector<string>::const_iterator it = colors_.begin();
3444         vector<string>::const_iterator const end = colors_.end();
3445         for (; it != end; ++it)
3446                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
3447         colors_.clear();
3448
3449         if (update_screen_font_) {
3450                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
3451                 update_screen_font_ = false;
3452         }
3453
3454         // The Save button has been pressed
3455         if (isClosing())
3456                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
3457 }
3458
3459
3460 void GuiPreferences::setColor(ColorCode col, QString const & hex)
3461 {
3462         colors_.push_back(lcolor.getLyXName(col) + ' ' + fromqstr(hex));
3463 }
3464
3465
3466 void GuiPreferences::updateScreenFonts()
3467 {
3468         update_screen_font_ = true;
3469 }
3470
3471
3472 QString GuiPreferences::browsebind(QString const & file) const
3473 {
3474         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
3475                              QStringList(qt_("LyX bind files (*.bind)")));
3476 }
3477
3478
3479 QString GuiPreferences::browseUI(QString const & file) const
3480 {
3481         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
3482                              QStringList(qt_("LyX UI files (*.ui)")));
3483 }
3484
3485
3486 QString GuiPreferences::browsekbmap(QString const & file) const
3487 {
3488         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
3489                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
3490 }
3491
3492
3493 QString GuiPreferences::browse(QString const & file,
3494         QString const & title) const
3495 {
3496         return browseFile(file, title, QStringList(), true);
3497 }
3498
3499
3500 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
3501
3502
3503 } // namespace frontend
3504 } // namespace lyx
3505
3506 #include "moc_GuiPrefs.cpp"