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 "Session.h"
  39 #include "SpellChecker.h"
  40
  41 #include "support/debug.h"
  42 #include "support/FileName.h"
  43 #include "support/filetools.h"
  44 #include "support/foreach.h"
  45 #include "support/gettext.h"
  46 #include "support/lassert.h"
  47 #include "support/lstrings.h"
  48 #include "support/Messages.h"
  49 #include "support/os.h"
  50 #include "support/Package.h"
  51
  52 #include "graphics/GraphicsTypes.h"
  53
  54 #include "frontends/alert.h"
  55 #include "frontends/Application.h"
  56 #include "frontends/FontLoader.h"
  57
  58 #include <QAbstractItemModel>
  59 #include <QCheckBox>
  60 #include <QColorDialog>
  61 #include <QFontDatabase>
  62 #include <QHeaderView>
  63 #include <QLineEdit>
  64 #include <QMessageBox>
  65 #include <QPixmapCache>
  66 #include <QPushButton>
  67 #include <QSpinBox>
  68 #include <QString>
  69 #include <QTreeWidget>
  70 #include <QTreeWidgetItem>
  71 #include <QValidator>
  72
  73 #include <iomanip>
  74 #include <sstream>
  75 #include <algorithm>
  76
  77 using namespace Ui;
  78
  79 using namespace std;
  80 using namespace lyx::support;
  81 using namespace lyx::support::os;
  82
  83 namespace lyx {
  84 namespace frontend {
  85
  86 /////////////////////////////////////////////////////////////////////
  87 //
  88 // Browser Helpers
  89 //
  90 /////////////////////////////////////////////////////////////////////
  91
  92 /** Launch a file dialog and return the chosen file.
  93         filename: a suggested filename.
  94         title: the title of the dialog.
  95         filters: *.ps etc.
  96         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
  97 */
  98 QString browseFile(QString const & filename,
  99         QString const & title,
 100         QStringList const & filters,
 101         bool save = false,
 102         QString const & label1 = QString(),
 103         QString const & dir1 = QString(),
 104         QString const & label2 = QString(),
 105         QString const & dir2 = QString(),
 106         QString const & fallback_dir = QString())
 107 {
 108         QString lastPath = ".";
 109         if (!filename.isEmpty())
 110                 lastPath = onlyPath(filename);
 111         else if(!fallback_dir.isEmpty())
 112                 lastPath = fallback_dir;
 113
 114         FileDialog dlg(title);
 115         dlg.setButton2(label1, dir1);
 116         dlg.setButton2(label2, dir2);
 117
 118         FileDialog::Result result;
 119
 120         if (save)
 121                 result = dlg.save(lastPath, filters, onlyFileName(filename));
 122         else
 123                 result = dlg.open(lastPath, filters, onlyFileName(filename));
 124
 125         return result.second;
 126 }
 127
 128
 129 /** Wrapper around browseFile which tries to provide a filename
 130 *  relative to the user or system directory. The dir, name and ext
 131 *  parameters have the same meaning as in the
 132 *  support::LibFileSearch function.
 133 */
 134 QString browseLibFile(QString const & dir,
 135         QString const & name,
 136         QString const & ext,
 137         QString const & title,
 138         QStringList const & filters)
 139 {
 140         // FIXME UNICODE
 141         QString const label1 = qt_("System files|#S#s");
 142         QString const dir1 =
 143                 toqstr(addName(package().system_support().absFileName(), fromqstr(dir)));
 144
 145         QString const label2 = qt_("User files|#U#u");
 146         QString const dir2 =
 147                 toqstr(addName(package().user_support().absFileName(), fromqstr(dir)));
 148
 149         QString const result = browseFile(toqstr(
 150                 libFileSearch(dir, name, ext).absFileName()),
 151                 title, filters, false, dir1, dir2, QString(), QString(), dir1);
 152
 153         // remove the extension if it is the default one
 154         QString noextresult;
 155         if (getExtension(result) == ext)
 156                 noextresult = removeExtension(result);
 157         else
 158                 noextresult = result;
 159
 160         // remove the directory, if it is the default one
 161         QString const file = onlyFileName(noextresult);
 162         if (toqstr(libFileSearch(dir, file, ext).absFileName()) == result)
 163                 return file;
 164         else
 165                 return noextresult;
 166 }
 167
 168
 169 /** Launch a file dialog and return the chosen directory.
 170         pathname: a suggested pathname.
 171         title: the title of the dialog.
 172         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
 173 */
 174 QString browseDir(QString const & pathname,
 175         QString const & title,
 176         QString const & label1 = QString(),
 177         QString const & dir1 = QString(),
 178         QString const & label2 = QString(),
 179         QString const & dir2 = QString())
 180 {
 181         QString lastPath = ".";
 182         if (!pathname.isEmpty())
 183                 lastPath = onlyPath(pathname);
 184
 185         FileDialog dlg(title);
 186         dlg.setButton1(label1, dir1);
 187         dlg.setButton2(label2, dir2);
 188
 189         FileDialog::Result const result =
 190                 dlg.opendir(lastPath, onlyFileName(pathname));
 191
 192         return result.second;
 193 }
 194
 195
 196 } // namespace frontend
 197
 198
 199 QString browseRelToParent(QString const & filename, QString const & relpath,
 200         QString const & title, QStringList const & filters, bool save,
 201         QString const & label1, QString const & dir1,
 202         QString const & label2, QString const & dir2)
 203 {
 204         QString const fname = makeAbsPath(filename, relpath);
 205
 206         QString const outname =
 207                 frontend::browseFile(fname, title, filters, save, label1, dir1, label2, dir2);
 208
 209         QString const reloutname =
 210                 toqstr(makeRelPath(qstring_to_ucs4(outname), qstring_to_ucs4(relpath)));
 211
 212         if (reloutname.startsWith("../"))
 213                 return outname;
 214         else
 215                 return reloutname;
 216 }
 217
 218
 219 QString browseRelToSub(QString const & filename, QString const & relpath,
 220         QString const & title, QStringList const & filters, bool save,
 221         QString const & label1, QString const & dir1,
 222         QString const & label2, QString const & dir2)
 223 {
 224         QString const fname = makeAbsPath(filename, relpath);
 225
 226         QString const outname =
 227                 frontend::browseFile(fname, title, filters, save, label1, dir1, label2, dir2);
 228
 229         QString const reloutname =
 230                 toqstr(makeRelPath(qstring_to_ucs4(outname), qstring_to_ucs4(relpath)));
 231
 232         QString testname = reloutname;
 233         testname.remove(QRegExp("^(\\.\\./)+"));
 234
 235         if (testname.contains("/"))
 236                 return outname;
 237         else
 238                 return reloutname;
 239 }
 240
 241
 242
 243 /////////////////////////////////////////////////////////////////////
 244 //
 245 // Helpers
 246 //
 247 /////////////////////////////////////////////////////////////////////
 248
 249 namespace frontend {
 250
 251 QString const catLookAndFeel = N_("Look & Feel");
 252 QString const catEditing = N_("Editing");
 253 QString const catLanguage = N_("Language Settings");
 254 QString const catOutput = N_("Output");
 255 QString const catFiles = N_("File Handling");
 256
 257 static void parseFontName(QString const & mangled0,
 258         string & name, string & foundry)
 259 {
 260         string mangled = fromqstr(mangled0);
 261         size_t const idx = mangled.find('[');
 262         if (idx == string::npos || idx == 0) {
 263                 name = mangled;
 264                 foundry.clear();
 265         } else {
 266                 name = mangled.substr(0, idx - 1),
 267                 foundry = mangled.substr(idx + 1, mangled.size() - idx - 2);
 268         }
 269 }
 270
 271
 272 static void setComboxFont(QComboBox * cb, string const & family,
 273         string const & foundry)
 274 {
 275         QString fontname = toqstr(family);
 276         if (!foundry.empty())
 277                 fontname += " [" + toqstr(foundry) + ']';
 278
 279         for (int i = 0; i != cb->count(); ++i) {
 280                 if (cb->itemText(i) == fontname) {
 281                         cb->setCurrentIndex(i);
 282                         return;
 283                 }
 284         }
 285
 286         // Try matching without foundry name
 287
 288         // We count in reverse in order to prefer the Xft foundry
 289         for (int i = cb->count(); --i >= 0;) {
 290                 string name, foundry;
 291                 parseFontName(cb->itemText(i), name, foundry);
 292                 if (compare_ascii_no_case(name, family) == 0) {
 293                         cb->setCurrentIndex(i);
 294                         return;
 295                 }
 296         }
 297
 298         // family alone can contain e.g. "Helvetica [Adobe]"
 299         string tmpname, tmpfoundry;
 300         parseFontName(toqstr(family), tmpname, tmpfoundry);
 301
 302         // We count in reverse in order to prefer the Xft foundry
 303         for (int i = cb->count(); --i >= 0; ) {
 304                 string name, foundry;
 305                 parseFontName(cb->itemText(i), name, foundry);
 306                 if (compare_ascii_no_case(name, foundry) == 0) {
 307                         cb->setCurrentIndex(i);
 308                         return;
 309                 }
 310         }
 311
 312         // Bleh, default fonts, and the names couldn't be found. Hack
 313         // for bug 1063.
 314
 315         QFont font;
 316
 317         QString const font_family = toqstr(family);
 318         if (font_family == guiApp->romanFontName()) {
 319                 font.setStyleHint(QFont::Serif);
 320                 font.setFamily(font_family);
 321         } else if (font_family == guiApp->sansFontName()) {
 322                 font.setStyleHint(QFont::SansSerif);
 323                 font.setFamily(font_family);
 324         } else if (font_family == guiApp->typewriterFontName()) {
 325                 font.setStyleHint(QFont::TypeWriter);
 326                 font.setFamily(font_family);
 327         } else {
 328                 LYXERR0("FAILED to find the default font: '"
 329                        << foundry << "', '" << family << '\'');
 330                 return;
 331         }
 332
 333         QFontInfo info(font);
 334         string default_font_name, dummyfoundry;
 335         parseFontName(info.family(), default_font_name, dummyfoundry);
 336         LYXERR0("Apparent font is " << default_font_name);
 337
 338         for (int i = 0; i < cb->count(); ++i) {
 339                 LYXERR0("Looking at " << cb->itemText(i));
 340                 if (compare_ascii_no_case(fromqstr(cb->itemText(i)),
 341                                     default_font_name) == 0) {
 342                         cb->setCurrentIndex(i);
 343                         return;
 344                 }
 345         }
 346
 347         LYXERR0("FAILED to find the font: '"
 348                << foundry << "', '" << family << '\'');
 349 }
 350
 351
 352 /////////////////////////////////////////////////////////////////////
 353 //
 354 // StrftimeValidator
 355 //
 356 /////////////////////////////////////////////////////////////////////
 357
 358 class StrftimeValidator : public QValidator
 359 {
 360 public:
 361         StrftimeValidator(QWidget *);
 362         QValidator::State validate(QString & input, int & pos) const;
 363 };
 364
 365
 366 StrftimeValidator::StrftimeValidator(QWidget * parent)
 367         : QValidator(parent)
 368 {
 369 }
 370
 371
 372 QValidator::State StrftimeValidator::validate(QString & input, int & /*pos*/) const
 373 {
 374         if (is_valid_strftime(fromqstr(input)))
 375                 return QValidator::Acceptable;
 376         else
 377                 return QValidator::Intermediate;
 378 }
 379
 380
 381 /////////////////////////////////////////////////////////////////////
 382 //
 383 // PrefOutput
 384 //
 385 /////////////////////////////////////////////////////////////////////
 386
 387 PrefOutput::PrefOutput(GuiPreferences * form)
 388         : PrefModule(catOutput, N_("General"), form)
 389 {
 390         setupUi(this);
 391
 392         DateED->setValidator(new StrftimeValidator(DateED));
 393         dviCB->setValidator(new NoNewLineValidator(dviCB));
 394         pdfCB->setValidator(new NoNewLineValidator(pdfCB));
 395
 396         connect(DateED, SIGNAL(textChanged(QString)),
 397                 this, SIGNAL(changed()));
 398         connect(plaintextLinelengthSB, SIGNAL(valueChanged(int)),
 399                 this, SIGNAL(changed()));
 400         connect(overwriteCO, SIGNAL(activated(int)),
 401                 this, SIGNAL(changed()));
 402         connect(dviCB, SIGNAL(editTextChanged(QString)),
 403                 this, SIGNAL(changed()));
 404         connect(pdfCB, SIGNAL(editTextChanged(QString)),
 405                 this, SIGNAL(changed()));
 406         dviCB->addItem("");
 407         dviCB->addItem("xdvi -sourceposition '$$n:\\ $$t' $$o");
 408         dviCB->addItem("yap -1 -s \"$$n $$t\" $$o");
 409         dviCB->addItem("okular --unique \"$$o#src:$$n $$f\"");
 410         dviCB->addItem("synctex view -i $$n:0:$$t -o $$o -x \"evince -i %{page+1} $$o\"");
 411         pdfCB->addItem("");
 412         pdfCB->addItem("CMCDDE SUMATRA control [ForwardSearch(\\\"$$o\\\",\\\"$$t\\\",$$n,0,0,1)]");
 413         pdfCB->addItem("SumatraPDF -reuse-instance $$o -forward-search $$t $$n");
 414         pdfCB->addItem("synctex view -i $$n:0:$$t -o $$o -x \"xpdf -raise -remote $$t.tmp $$o %{page+1}\"");
 415         pdfCB->addItem("okular --unique \"$$o#src:$$n $$f\"");
 416         pdfCB->addItem("qpdfview --unique \"$$o#src:$$f:$$n:0\"");
 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::applyRC(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::updateRC(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         connect(mmPasteCB, SIGNAL(toggled(bool)),
 500                 this, SIGNAL(changed()));
 501
 502         // reveal checkbox for switching Ctrl and Meta on Mac:
 503         bool swapcb = false;
 504 #ifdef Q_OS_MAC
 505 #if QT_VERSION > 0x040600
 506         swapcb = true;
 507 #endif
 508 #endif
 509         dontswapCB->setVisible(swapcb);
 510 }
 511
 512
 513 void PrefInput::applyRC(LyXRC & rc) const
 514 {
 515         // FIXME: can derive CB from the two EDs
 516         rc.use_kbmap = keymapCB->isChecked();
 517         rc.primary_kbmap = internal_path(fromqstr(firstKeymapED->text()));
 518         rc.secondary_kbmap = internal_path(fromqstr(secondKeymapED->text()));
 519         rc.mouse_wheel_speed = mouseWheelSpeedSB->value();
 520         if (scrollzoomEnableCB->isChecked()) {
 521                 switch (scrollzoomValueCO->currentIndex()) {
 522                 case 0:
 523                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_CTRL;
 524                         break;
 525                 case 1:
 526                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_SHIFT;
 527                         break;
 528                 case 2:
 529                         rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_ALT;
 530                         break;
 531                 }
 532         } else {
 533                 rc.scroll_wheel_zoom = LyXRC::SCROLL_WHEEL_ZOOM_OFF;
 534         }
 535         rc.mac_dontswap_ctrl_meta  = dontswapCB->isChecked();
 536         rc.mouse_middlebutton_paste = mmPasteCB->isChecked();
 537 }
 538
 539
 540 void PrefInput::updateRC(LyXRC const & rc)
 541 {
 542         // FIXME: can derive CB from the two EDs
 543         keymapCB->setChecked(rc.use_kbmap);
 544         firstKeymapED->setText(toqstr(external_path(rc.primary_kbmap)));
 545         secondKeymapED->setText(toqstr(external_path(rc.secondary_kbmap)));
 546         mouseWheelSpeedSB->setValue(rc.mouse_wheel_speed);
 547         switch (rc.scroll_wheel_zoom) {
 548         case LyXRC::SCROLL_WHEEL_ZOOM_OFF:
 549                 scrollzoomEnableCB->setChecked(false);
 550                 break;
 551         case LyXRC::SCROLL_WHEEL_ZOOM_CTRL:
 552                 scrollzoomEnableCB->setChecked(true);
 553                 scrollzoomValueCO->setCurrentIndex(0);
 554                 break;
 555         case LyXRC::SCROLL_WHEEL_ZOOM_SHIFT:
 556                 scrollzoomEnableCB->setChecked(true);
 557                 scrollzoomValueCO->setCurrentIndex(1);
 558                 break;
 559         case LyXRC::SCROLL_WHEEL_ZOOM_ALT:
 560                 scrollzoomEnableCB->setChecked(true);
 561                 scrollzoomValueCO->setCurrentIndex(2);
 562                 break;
 563         }
 564         dontswapCB->setChecked(rc.mac_dontswap_ctrl_meta);
 565         mmPasteCB->setChecked(rc.mouse_middlebutton_paste);
 566 }
 567
 568
 569 QString PrefInput::testKeymap(QString const & keymap)
 570 {
 571         return form_->browsekbmap(internalPath(keymap));
 572 }
 573
 574
 575 void PrefInput::on_firstKeymapPB_clicked(bool)
 576 {
 577         QString const file = testKeymap(firstKeymapED->text());
 578         if (!file.isEmpty())
 579                 firstKeymapED->setText(file);
 580 }
 581
 582
 583 void PrefInput::on_secondKeymapPB_clicked(bool)
 584 {
 585         QString const file = testKeymap(secondKeymapED->text());
 586         if (!file.isEmpty())
 587                 secondKeymapED->setText(file);
 588 }
 589
 590
 591 void PrefInput::on_keymapCB_toggled(bool keymap)
 592 {
 593         firstKeymapLA->setEnabled(keymap);
 594         secondKeymapLA->setEnabled(keymap);
 595         firstKeymapED->setEnabled(keymap);
 596         secondKeymapED->setEnabled(keymap);
 597         firstKeymapPB->setEnabled(keymap);
 598         secondKeymapPB->setEnabled(keymap);
 599 }
 600
 601
 602 void PrefInput::on_scrollzoomEnableCB_toggled(bool enabled)
 603 {
 604         scrollzoomValueCO->setEnabled(enabled);
 605 }
 606
 607
 608 /////////////////////////////////////////////////////////////////////
 609 //
 610 // PrefCompletion
 611 //
 612 /////////////////////////////////////////////////////////////////////
 613
 614 PrefCompletion::PrefCompletion(GuiPreferences * form)
 615         : PrefModule(catEditing, N_("Input Completion"), form)
 616 {
 617         setupUi(this);
 618
 619         connect(inlineDelaySB, SIGNAL(valueChanged(double)),
 620                 this, SIGNAL(changed()));
 621         connect(inlineMathCB, SIGNAL(clicked()),
 622                 this, SIGNAL(changed()));
 623         connect(inlineTextCB, SIGNAL(clicked()),
 624                 this, SIGNAL(changed()));
 625         connect(inlineDotsCB, SIGNAL(clicked()),
 626                 this, SIGNAL(changed()));
 627         connect(popupDelaySB, SIGNAL(valueChanged(double)),
 628                 this, SIGNAL(changed()));
 629         connect(popupMathCB, SIGNAL(clicked()),
 630                 this, SIGNAL(changed()));
 631         connect(autocorrectionCB, SIGNAL(clicked()),
 632                 this, SIGNAL(changed()));
 633         connect(popupTextCB, SIGNAL(clicked()),
 634                 this, SIGNAL(changed()));
 635         connect(popupAfterCompleteCB, SIGNAL(clicked()),
 636                 this, SIGNAL(changed()));
 637         connect(cursorTextCB, SIGNAL(clicked()),
 638                 this, SIGNAL(changed()));
 639         connect(minlengthSB, SIGNAL(valueChanged(int)),
 640                         this, SIGNAL(changed()));
 641 }
 642
 643
 644 void PrefCompletion::on_inlineTextCB_clicked()
 645 {
 646         enableCB();
 647 }
 648
 649
 650 void PrefCompletion::on_popupTextCB_clicked()
 651 {
 652         enableCB();
 653 }
 654
 655
 656 void PrefCompletion::enableCB()
 657 {
 658         cursorTextCB->setEnabled(
 659                 popupTextCB->isChecked() || inlineTextCB->isChecked());
 660 }
 661
 662
 663 void PrefCompletion::applyRC(LyXRC & rc) const
 664 {
 665         rc.completion_inline_delay = inlineDelaySB->value();
 666         rc.completion_inline_math = inlineMathCB->isChecked();
 667         rc.completion_inline_text = inlineTextCB->isChecked();
 668         rc.completion_inline_dots = inlineDotsCB->isChecked() ? 13 : -1;
 669         rc.completion_popup_delay = popupDelaySB->value();
 670         rc.completion_popup_math = popupMathCB->isChecked();
 671         rc.autocorrection_math = autocorrectionCB->isChecked();
 672         rc.completion_popup_text = popupTextCB->isChecked();
 673         rc.completion_cursor_text = cursorTextCB->isChecked();
 674         rc.completion_popup_after_complete =
 675                 popupAfterCompleteCB->isChecked();
 676         rc.completion_minlength = minlengthSB->value();
 677 }
 678
 679
 680 void PrefCompletion::updateRC(LyXRC const & rc)
 681 {
 682         inlineDelaySB->setValue(rc.completion_inline_delay);
 683         inlineMathCB->setChecked(rc.completion_inline_math);
 684         inlineTextCB->setChecked(rc.completion_inline_text);
 685         inlineDotsCB->setChecked(rc.completion_inline_dots != -1);
 686         popupDelaySB->setValue(rc.completion_popup_delay);
 687         popupMathCB->setChecked(rc.completion_popup_math);
 688         autocorrectionCB->setChecked(rc.autocorrection_math);
 689         popupTextCB->setChecked(rc.completion_popup_text);
 690         cursorTextCB->setChecked(rc.completion_cursor_text);
 691         popupAfterCompleteCB->setChecked(rc.completion_popup_after_complete);
 692         enableCB();
 693         minlengthSB->setValue(rc.completion_minlength);
 694 }
 695
 696
 697
 698 /////////////////////////////////////////////////////////////////////
 699 //
 700 // PrefLatex
 701 //
 702 /////////////////////////////////////////////////////////////////////
 703
 704 PrefLatex::PrefLatex(GuiPreferences * form)
 705         : PrefModule(catOutput, N_("LaTeX"), form)
 706 {
 707         setupUi(this);
 708
 709         latexEncodingED->setValidator(new NoNewLineValidator(latexEncodingED));
 710         latexDviPaperED->setValidator(new NoNewLineValidator(latexDviPaperED));
 711         latexBibtexED->setValidator(new NoNewLineValidator(latexBibtexED));
 712         latexJBibtexED->setValidator(new NoNewLineValidator(latexJBibtexED));
 713         latexIndexED->setValidator(new NoNewLineValidator(latexIndexED));
 714         latexJIndexED->setValidator(new NoNewLineValidator(latexJIndexED));
 715         latexNomenclED->setValidator(new NoNewLineValidator(latexNomenclED));
 716         latexChecktexED->setValidator(new NoNewLineValidator(latexChecktexED));
 717
 718         connect(latexEncodingCB, SIGNAL(clicked()),
 719                 this, SIGNAL(changed()));
 720         connect(latexEncodingED, SIGNAL(textChanged(QString)),
 721                 this, SIGNAL(changed()));
 722         connect(latexChecktexED, SIGNAL(textChanged(QString)),
 723                 this, SIGNAL(changed()));
 724         connect(latexBibtexCO, SIGNAL(activated(int)),
 725                 this, SIGNAL(changed()));
 726         connect(latexBibtexED, SIGNAL(textChanged(QString)),
 727                 this, SIGNAL(changed()));
 728         connect(latexJBibtexED, SIGNAL(textChanged(QString)),
 729                 this, SIGNAL(changed()));
 730         connect(latexIndexCO, SIGNAL(activated(int)),
 731                 this, SIGNAL(changed()));
 732         connect(latexIndexED, SIGNAL(textChanged(QString)),
 733                 this, SIGNAL(changed()));
 734         connect(latexJIndexED, SIGNAL(textChanged(QString)),
 735                 this, SIGNAL(changed()));
 736         connect(latexAutoresetCB, SIGNAL(clicked()),
 737                 this, SIGNAL(changed()));
 738         connect(latexDviPaperED, SIGNAL(textChanged(QString)),
 739                 this, SIGNAL(changed()));
 740         connect(latexNomenclED, SIGNAL(textChanged(QString)),
 741                 this, SIGNAL(changed()));
 742
 743 #if defined(__CYGWIN__) || defined(_WIN32)
 744         pathCB->setVisible(true);
 745         connect(pathCB, SIGNAL(clicked()),
 746                 this, SIGNAL(changed()));
 747 #else
 748         pathCB->setVisible(false);
 749 #endif
 750 }
 751
 752
 753 void PrefLatex::on_latexEncodingCB_stateChanged(int state)
 754 {
 755         latexEncodingED->setEnabled(state == Qt::Checked);
 756 }
 757
 758
 759 void PrefLatex::on_latexBibtexCO_activated(int n)
 760 {
 761         QString const bibtex = latexBibtexCO->itemData(n).toString();
 762         if (bibtex.isEmpty()) {
 763                 latexBibtexED->clear();
 764                 latexBibtexOptionsLA->setText(qt_("Co&mmand:"));
 765                 return;
 766         }
 767         for (LyXRC::CommandSet::const_iterator it = bibtex_alternatives.begin();
 768              it != bibtex_alternatives.end(); ++it) {
 769                 QString const bib = toqstr(*it);
 770                 int ind = bib.indexOf(" ");
 771                 QString sel_command = bib.left(ind);
 772                 QString sel_options = ind < 0 ? QString() : bib.mid(ind + 1);
 773                 if (bibtex == sel_command) {
 774                         if (ind < 0)
 775                                 latexBibtexED->clear();
 776                         else
 777                                 latexBibtexED->setText(sel_options.trimmed());
 778                 }
 779         }
 780         latexBibtexOptionsLA->setText(qt_("&Options:"));
 781 }
 782
 783
 784 void PrefLatex::on_latexIndexCO_activated(int n)
 785 {
 786         QString const index = latexIndexCO->itemData(n).toString();
 787         if (index.isEmpty()) {
 788                 latexIndexED->clear();
 789                 latexIndexOptionsLA->setText(qt_("Co&mmand:"));
 790                 return;
 791         }
 792         for (LyXRC::CommandSet::const_iterator it = index_alternatives.begin();
 793              it != index_alternatives.end(); ++it) {
 794                 QString const idx = toqstr(*it);
 795                 int ind = idx.indexOf(" ");
 796                 QString sel_command = idx.left(ind);
 797                 QString sel_options = ind < 0 ? QString() : idx.mid(ind + 1);
 798                 if (index == sel_command) {
 799                         if (ind < 0)
 800                                 latexIndexED->clear();
 801                         else
 802                                 latexIndexED->setText(sel_options.trimmed());
 803                 }
 804         }
 805         latexIndexOptionsLA->setText(qt_("Op&tions:"));
 806 }
 807
 808
 809 void PrefLatex::applyRC(LyXRC & rc) const
 810 {
 811         // If bibtex is not empty, bibopt contains the options, otherwise
 812         // it is a customized bibtex command with options.
 813         QString const bibtex = latexBibtexCO->itemData(
 814                 latexBibtexCO->currentIndex()).toString();
 815         QString const bibopt = latexBibtexED->text();
 816         if (bibtex.isEmpty())
 817                 rc.bibtex_command = fromqstr(bibopt);
 818         else if (bibopt.isEmpty())
 819                 rc.bibtex_command = fromqstr(bibtex);
 820         else
 821                 rc.bibtex_command = fromqstr(bibtex) + " " + fromqstr(bibopt);
 822
 823         // If index is not empty, idxopt contains the options, otherwise
 824         // it is a customized index command with options.
 825         QString const index = latexIndexCO->itemData(
 826                 latexIndexCO->currentIndex()).toString();
 827         QString const idxopt = latexIndexED->text();
 828         if (index.isEmpty())
 829                 rc.index_command = fromqstr(idxopt);
 830         else if (idxopt.isEmpty())
 831                 rc.index_command = fromqstr(index);
 832         else
 833                 rc.index_command = fromqstr(index) + " " + fromqstr(idxopt);
 834
 835         if (latexEncodingCB->isChecked())
 836                 rc.fontenc = fromqstr(latexEncodingED->text());
 837         else
 838                 rc.fontenc = "default";
 839         rc.chktex_command = fromqstr(latexChecktexED->text());
 840         rc.jbibtex_command = fromqstr(latexJBibtexED->text());
 841         rc.jindex_command = fromqstr(latexJIndexED->text());
 842         rc.nomencl_command = fromqstr(latexNomenclED->text());
 843         rc.auto_reset_options = latexAutoresetCB->isChecked();
 844         rc.view_dvi_paper_option = fromqstr(latexDviPaperED->text());
 845 #if defined(__CYGWIN__) || defined(_WIN32)
 846         rc.windows_style_tex_paths = pathCB->isChecked();
 847 #endif
 848 }
 849
 850
 851 void PrefLatex::updateRC(LyXRC const & rc)
 852 {
 853         latexBibtexCO->clear();
 854
 855         latexBibtexCO->addItem(qt_("Custom"), QString());
 856         for (LyXRC::CommandSet::const_iterator it = rc.bibtex_alternatives.begin();
 857                              it != rc.bibtex_alternatives.end(); ++it) {
 858                 QString const command = toqstr(*it).left(toqstr(*it).indexOf(" "));
 859                 latexBibtexCO->addItem(command, command);
 860         }
 861
 862         bibtex_alternatives = rc.bibtex_alternatives;
 863
 864         QString const bib = toqstr(rc.bibtex_command);
 865         int ind = bib.indexOf(" ");
 866         QString sel_command = bib.left(ind);
 867         QString sel_options = ind < 0 ? QString() : bib.mid(ind + 1);
 868
 869         int pos = latexBibtexCO->findData(sel_command);
 870         if (pos != -1) {
 871                 latexBibtexCO->setCurrentIndex(pos);
 872                 latexBibtexED->setText(sel_options.trimmed());
 873                 latexBibtexOptionsLA->setText(qt_("&Options:"));
 874         } else {
 875                 latexBibtexED->setText(toqstr(rc.bibtex_command));
 876                 latexBibtexCO->setCurrentIndex(0);
 877                 latexBibtexOptionsLA->setText(qt_("Co&mmand:"));
 878         }
 879
 880         latexIndexCO->clear();
 881
 882         latexIndexCO->addItem(qt_("Custom"), QString());
 883         for (LyXRC::CommandSet::const_iterator it = rc.index_alternatives.begin();
 884                              it != rc.index_alternatives.end(); ++it) {
 885                 QString const command = toqstr(*it).left(toqstr(*it).indexOf(" "));
 886                 latexIndexCO->addItem(command, command);
 887         }
 888
 889         index_alternatives = rc.index_alternatives;
 890
 891         QString const idx = toqstr(rc.index_command);
 892         ind = idx.indexOf(" ");
 893         sel_command = idx.left(ind);
 894         sel_options = ind < 0 ? QString() : idx.mid(ind + 1);
 895
 896         pos = latexIndexCO->findData(sel_command);
 897         if (pos != -1) {
 898                 latexIndexCO->setCurrentIndex(pos);
 899                 latexIndexED->setText(sel_options.trimmed());
 900                 latexIndexOptionsLA->setText(qt_("Op&tions:"));
 901         } else {
 902                 latexIndexED->setText(toqstr(rc.index_command));
 903                 latexIndexCO->setCurrentIndex(0);
 904                 latexIndexOptionsLA->setText(qt_("Co&mmand:"));
 905         }
 906
 907         if (rc.fontenc == "default") {
 908                 latexEncodingCB->setChecked(false);
 909                 latexEncodingED->setEnabled(false);
 910         } else {
 911                 latexEncodingCB->setChecked(true);
 912                 latexEncodingED->setEnabled(true);
 913                 latexEncodingED->setText(toqstr(rc.fontenc));
 914         }
 915         latexChecktexED->setText(toqstr(rc.chktex_command));
 916         latexJBibtexED->setText(toqstr(rc.jbibtex_command));
 917         latexJIndexED->setText(toqstr(rc.jindex_command));
 918         latexNomenclED->setText(toqstr(rc.nomencl_command));
 919         latexAutoresetCB->setChecked(rc.auto_reset_options);
 920         latexDviPaperED->setText(toqstr(rc.view_dvi_paper_option));
 921 #if defined(__CYGWIN__) || defined(_WIN32)
 922         pathCB->setChecked(rc.windows_style_tex_paths);
 923 #endif
 924 }
 925
 926
 927 /////////////////////////////////////////////////////////////////////
 928 //
 929 // PrefScreenFonts
 930 //
 931 /////////////////////////////////////////////////////////////////////
 932
 933 PrefScreenFonts::PrefScreenFonts(GuiPreferences * form)
 934         : PrefModule(catLookAndFeel, N_("Screen Fonts"), form)
 935 {
 936         setupUi(this);
 937
 938         connect(screenRomanCO, SIGNAL(activated(QString)),
 939                 this, SLOT(selectRoman(QString)));
 940         connect(screenSansCO, SIGNAL(activated(QString)),
 941                 this, SLOT(selectSans(QString)));
 942         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 943                 this, SLOT(selectTypewriter(QString)));
 944
 945         QFontDatabase fontdb;
 946         QStringList families(fontdb.families());
 947         for (QStringList::Iterator it = families.begin(); it != families.end(); ++it) {
 948                 screenRomanCO->addItem(*it);
 949                 screenSansCO->addItem(*it);
 950                 screenTypewriterCO->addItem(*it);
 951         }
 952         connect(screenRomanCO, SIGNAL(activated(QString)),
 953                 this, SIGNAL(changed()));
 954         connect(screenSansCO, SIGNAL(activated(QString)),
 955                 this, SIGNAL(changed()));
 956         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 957                 this, SIGNAL(changed()));
 958         connect(screenZoomSB, SIGNAL(valueChanged(int)),
 959                 this, SIGNAL(changed()));
 960         connect(screenTinyED, SIGNAL(textChanged(QString)),
 961                 this, SIGNAL(changed()));
 962         connect(screenSmallestED, SIGNAL(textChanged(QString)),
 963                 this, SIGNAL(changed()));
 964         connect(screenSmallerED, SIGNAL(textChanged(QString)),
 965                 this, SIGNAL(changed()));
 966         connect(screenSmallED, SIGNAL(textChanged(QString)),
 967                 this, SIGNAL(changed()));
 968         connect(screenNormalED, SIGNAL(textChanged(QString)),
 969                 this, SIGNAL(changed()));
 970         connect(screenLargeED, SIGNAL(textChanged(QString)),
 971                 this, SIGNAL(changed()));
 972         connect(screenLargerED, SIGNAL(textChanged(QString)),
 973                 this, SIGNAL(changed()));
 974         connect(screenLargestED, SIGNAL(textChanged(QString)),
 975                 this, SIGNAL(changed()));
 976         connect(screenHugeED, SIGNAL(textChanged(QString)),
 977                 this, SIGNAL(changed()));
 978         connect(screenHugerED, SIGNAL(textChanged(QString)),
 979                 this, SIGNAL(changed()));
 980         connect(pixmapCacheCB, SIGNAL(toggled(bool)),
 981                 this, SIGNAL(changed()));
 982
 983         screenTinyED->setValidator(new QDoubleValidator(screenTinyED));
 984         screenSmallestED->setValidator(new QDoubleValidator(screenSmallestED));
 985         screenSmallerED->setValidator(new QDoubleValidator(screenSmallerED));
 986         screenSmallED->setValidator(new QDoubleValidator(screenSmallED));
 987         screenNormalED->setValidator(new QDoubleValidator(screenNormalED));
 988         screenLargeED->setValidator(new QDoubleValidator(screenLargeED));
 989         screenLargerED->setValidator(new QDoubleValidator(screenLargerED));
 990         screenLargestED->setValidator(new QDoubleValidator(screenLargestED));
 991         screenHugeED->setValidator(new QDoubleValidator(screenHugeED));
 992         screenHugerED->setValidator(new QDoubleValidator(screenHugerED));
 993 }
 994
 995
 996 void PrefScreenFonts::applyRC(LyXRC & rc) const
 997 {
 998         LyXRC const oldrc = rc;
 999
1000         parseFontName(screenRomanCO->currentText(),
1001                 rc.roman_font_name, rc.roman_font_foundry);
1002         parseFontName(screenSansCO->currentText(),
1003                 rc.sans_font_name, rc.sans_font_foundry);
1004         parseFontName(screenTypewriterCO->currentText(),
1005                 rc.typewriter_font_name, rc.typewriter_font_foundry);
1006
1007         rc.zoom = screenZoomSB->value();
1008         rc.font_sizes[FONT_SIZE_TINY] = widgetToDoubleStr(screenTinyED);
1009         rc.font_sizes[FONT_SIZE_SCRIPT] = widgetToDoubleStr(screenSmallestED);
1010         rc.font_sizes[FONT_SIZE_FOOTNOTE] = widgetToDoubleStr(screenSmallerED);
1011         rc.font_sizes[FONT_SIZE_SMALL] = widgetToDoubleStr(screenSmallED);
1012         rc.font_sizes[FONT_SIZE_NORMAL] = widgetToDoubleStr(screenNormalED);
1013         rc.font_sizes[FONT_SIZE_LARGE] = widgetToDoubleStr(screenLargeED);
1014         rc.font_sizes[FONT_SIZE_LARGER] = widgetToDoubleStr(screenLargerED);
1015         rc.font_sizes[FONT_SIZE_LARGEST] = widgetToDoubleStr(screenLargestED);
1016         rc.font_sizes[FONT_SIZE_HUGE] = widgetToDoubleStr(screenHugeED);
1017         rc.font_sizes[FONT_SIZE_HUGER] = widgetToDoubleStr(screenHugerED);
1018         rc.use_pixmap_cache = pixmapCacheCB->isChecked();
1019
1020         if (rc.font_sizes != oldrc.font_sizes
1021                 || rc.roman_font_name != oldrc.roman_font_name
1022                 || rc.sans_font_name != oldrc.sans_font_name
1023                 || rc.typewriter_font_name != oldrc.typewriter_font_name
1024                 || rc.zoom != oldrc.zoom) {
1025                 // The global QPixmapCache is used in GuiPainter to cache text
1026                 // painting so we must reset it in case any of the above
1027                 // parameter is changed.
1028                 QPixmapCache::clear();
1029                 guiApp->fontLoader().update();
1030                 form_->updateScreenFonts();
1031         }
1032 }
1033
1034
1035 void PrefScreenFonts::updateRC(LyXRC const & rc)
1036 {
1037         setComboxFont(screenRomanCO, rc.roman_font_name,
1038                         rc.roman_font_foundry);
1039         setComboxFont(screenSansCO, rc.sans_font_name,
1040                         rc.sans_font_foundry);
1041         setComboxFont(screenTypewriterCO, rc.typewriter_font_name,
1042                         rc.typewriter_font_foundry);
1043
1044         selectRoman(screenRomanCO->currentText());
1045         selectSans(screenSansCO->currentText());
1046         selectTypewriter(screenTypewriterCO->currentText());
1047
1048         screenZoomSB->setValue(rc.zoom);
1049         updateScreenFontSizes(rc);
1050
1051         pixmapCacheCB->setChecked(rc.use_pixmap_cache);
1052 #if defined(Q_WS_X11) || defined(QPA_XCB)
1053         pixmapCacheCB->setEnabled(false);
1054 #endif
1055
1056 }
1057
1058
1059 void PrefScreenFonts::updateScreenFontSizes(LyXRC const & rc)
1060 {
1061         doubleToWidget(screenTinyED, rc.font_sizes[FONT_SIZE_TINY]);
1062         doubleToWidget(screenSmallestED, rc.font_sizes[FONT_SIZE_SCRIPT]);
1063         doubleToWidget(screenSmallerED, rc.font_sizes[FONT_SIZE_FOOTNOTE]);
1064         doubleToWidget(screenSmallED, rc.font_sizes[FONT_SIZE_SMALL]);
1065         doubleToWidget(screenNormalED, rc.font_sizes[FONT_SIZE_NORMAL]);
1066         doubleToWidget(screenLargeED, rc.font_sizes[FONT_SIZE_LARGE]);
1067         doubleToWidget(screenLargerED, rc.font_sizes[FONT_SIZE_LARGER]);
1068         doubleToWidget(screenLargestED, rc.font_sizes[FONT_SIZE_LARGEST]);
1069         doubleToWidget(screenHugeED, rc.font_sizes[FONT_SIZE_HUGE]);
1070         doubleToWidget(screenHugerED, rc.font_sizes[FONT_SIZE_HUGER]);
1071 }
1072
1073
1074 void PrefScreenFonts::selectRoman(const QString & name)
1075 {
1076         screenRomanFE->set(QFont(name), name);
1077 }
1078
1079
1080 void PrefScreenFonts::selectSans(const QString & name)
1081 {
1082         screenSansFE->set(QFont(name), name);
1083 }
1084
1085
1086 void PrefScreenFonts::selectTypewriter(const QString & name)
1087 {
1088         screenTypewriterFE->set(QFont(name), name);
1089 }
1090
1091
1092 /////////////////////////////////////////////////////////////////////
1093 //
1094 // PrefColors
1095 //
1096 /////////////////////////////////////////////////////////////////////
1097
1098 namespace {
1099
1100 struct ColorSorter
1101 {
1102         bool operator()(ColorCode lhs, ColorCode rhs) const {
1103                 return
1104                         compare_no_case(lcolor.getGUIName(lhs), lcolor.getGUIName(rhs)) < 0;
1105         }
1106 };
1107
1108 } // namespace anon
1109
1110 PrefColors::PrefColors(GuiPreferences * form)
1111         : PrefModule(catLookAndFeel, N_("Colors"), form)
1112 {
1113         setupUi(this);
1114
1115         // FIXME: all of this initialization should be put into the controller.
1116         // See http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg113301.html
1117         // for some discussion of why that is not trivial.
1118         QPixmap icon(32, 32);
1119         for (int i = 0; i < Color_ignore; ++i) {
1120                 ColorCode lc = static_cast<ColorCode>(i);
1121                 if (lc == Color_none
1122                     || lc == Color_black
1123                     || lc == Color_white
1124                     || lc == Color_blue
1125                     || lc == Color_brown
1126                     || lc == Color_cyan
1127                     || lc == Color_darkgray
1128                     || lc == Color_gray
1129                     || lc == Color_green
1130                     || lc == Color_lightgray
1131                     || lc == Color_lime
1132                     || lc == Color_magenta
1133                     || lc == Color_olive
1134                     || lc == Color_orange
1135                     || lc == Color_pink
1136                     || lc == Color_purple
1137                     || lc == Color_red
1138                     || lc == Color_teal
1139                     || lc == Color_violet
1140                     || lc == Color_yellow
1141                     || lc == Color_inherit
1142                     || lc == Color_ignore)
1143                         continue;
1144                 lcolors_.push_back(lc);
1145         }
1146         sort(lcolors_.begin(), lcolors_.end(), ColorSorter());
1147         vector<ColorCode>::const_iterator cit = lcolors_.begin();
1148         vector<ColorCode>::const_iterator const end = lcolors_.end();
1149         for (; cit != end; ++cit) {
1150                 (void) new QListWidgetItem(QIcon(icon),
1151                         toqstr(lcolor.getGUIName(*cit)), lyxObjectsLW);
1152         }
1153         curcolors_.resize(lcolors_.size());
1154         newcolors_.resize(lcolors_.size());
1155         // End initialization
1156
1157         connect(colorChangePB, SIGNAL(clicked()),
1158                 this, SLOT(changeColor()));
1159         connect(lyxObjectsLW, SIGNAL(itemSelectionChanged()),
1160                 this, SLOT(changeLyxObjectsSelection()));
1161         connect(lyxObjectsLW, SIGNAL(itemActivated(QListWidgetItem*)),
1162                 this, SLOT(changeColor()));
1163         connect(syscolorsCB, SIGNAL(toggled(bool)),
1164                 this, SIGNAL(changed()));
1165         connect(syscolorsCB, SIGNAL(toggled(bool)),
1166                 this, SLOT(changeSysColor()));
1167 }
1168
1169
1170 void PrefColors::applyRC(LyXRC & rc) const
1171 {
1172         LyXRC oldrc = rc;
1173
1174         for (unsigned int i = 0; i < lcolors_.size(); ++i)
1175                 if (curcolors_[i] != newcolors_[i])
1176                         form_->setColor(lcolors_[i], newcolors_[i]);
1177         rc.use_system_colors = syscolorsCB->isChecked();
1178
1179         if (oldrc.use_system_colors != rc.use_system_colors)
1180                 guiApp->colorCache().clear();
1181 }
1182
1183
1184 void PrefColors::updateRC(LyXRC const & rc)
1185 {
1186         for (unsigned int i = 0; i < lcolors_.size(); ++i) {
1187                 QColor color = QColor(guiApp->colorCache().get(lcolors_[i], false));
1188                 QPixmap coloritem(32, 32);
1189                 coloritem.fill(color);
1190                 lyxObjectsLW->item(i)->setIcon(QIcon(coloritem));
1191                 newcolors_[i] = curcolors_[i] = color.name();
1192         }
1193         syscolorsCB->setChecked(rc.use_system_colors);
1194         changeLyxObjectsSelection();
1195 }
1196
1197
1198 void PrefColors::changeColor()
1199 {
1200         int const row = lyxObjectsLW->currentRow();
1201
1202         // just to be sure
1203         if (row < 0)
1204                 return;
1205
1206         QString const color = newcolors_[row];
1207         QColor c = QColorDialog::getColor(QColor(color), qApp->focusWidget());
1208
1209         if (c.isValid() && c.name() != color) {
1210                 newcolors_[row] = c.name();
1211                 QPixmap coloritem(32, 32);
1212                 coloritem.fill(c);
1213                 lyxObjectsLW->currentItem()->setIcon(QIcon(coloritem));
1214                 // emit signal
1215                 changed();
1216         }
1217 }
1218
1219 void PrefColors::changeSysColor()
1220 {
1221         for (int row = 0 ; row < lyxObjectsLW->count() ; ++row) {
1222                 // skip colors that are taken from system palette
1223                 bool const hide = syscolorsCB->isChecked()
1224                         && guiApp->colorCache().isSystem(lcolors_[row]);
1225
1226                 lyxObjectsLW->item(row)->setHidden(hide);
1227         }
1228
1229 }
1230
1231 void PrefColors::changeLyxObjectsSelection()
1232 {
1233         colorChangePB->setDisabled(lyxObjectsLW->currentRow() < 0);
1234 }
1235
1236
1237 /////////////////////////////////////////////////////////////////////
1238 //
1239 // PrefDisplay
1240 //
1241 /////////////////////////////////////////////////////////////////////
1242
1243 PrefDisplay::PrefDisplay(GuiPreferences * form)
1244         : PrefModule(catLookAndFeel, N_("Display"), form)
1245 {
1246         setupUi(this);
1247         connect(displayGraphicsCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
1248         connect(instantPreviewCO, SIGNAL(activated(int)), this, SIGNAL(changed()));
1249         connect(previewSizeSB, SIGNAL(valueChanged(double)), this, SIGNAL(changed()));
1250         connect(paragraphMarkerCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
1251 }
1252
1253
1254 void PrefDisplay::on_instantPreviewCO_currentIndexChanged(int index)
1255 {
1256         previewSizeSB->setEnabled(index != 0);
1257 }
1258
1259
1260 void PrefDisplay::applyRC(LyXRC & rc) const
1261 {
1262         switch (instantPreviewCO->currentIndex()) {
1263                 case 0:
1264                         rc.preview = LyXRC::PREVIEW_OFF;
1265                         break;
1266                 case 1:
1267                         rc.preview = LyXRC::PREVIEW_NO_MATH;
1268                         break;
1269                 case 2:
1270                         rc.preview = LyXRC::PREVIEW_ON;
1271                         break;
1272         }
1273
1274         rc.display_graphics = displayGraphicsCB->isChecked();
1275         rc.preview_scale_factor = previewSizeSB->value();
1276         rc.paragraph_markers = paragraphMarkerCB->isChecked();
1277
1278         // FIXME!! The graphics cache no longer has a changeDisplay method.
1279 #if 0
1280         if (old_value != rc.display_graphics) {
1281                 graphics::GCache & gc = graphics::GCache::get();
1282                 gc.changeDisplay();
1283         }
1284 #endif
1285 }
1286
1287
1288 void PrefDisplay::updateRC(LyXRC const & rc)
1289 {
1290         switch (rc.preview) {
1291         case LyXRC::PREVIEW_OFF:
1292                 instantPreviewCO->setCurrentIndex(0);
1293                 break;
1294         case LyXRC::PREVIEW_NO_MATH :
1295                 instantPreviewCO->setCurrentIndex(1);
1296                 break;
1297         case LyXRC::PREVIEW_ON :
1298                 instantPreviewCO->setCurrentIndex(2);
1299                 break;
1300         }
1301
1302         displayGraphicsCB->setChecked(rc.display_graphics);
1303         previewSizeSB->setValue(rc.preview_scale_factor);
1304         paragraphMarkerCB->setChecked(rc.paragraph_markers);
1305         previewSizeSB->setEnabled(
1306                 rc.display_graphics
1307                 && rc.preview != LyXRC::PREVIEW_OFF);
1308 }
1309
1310
1311 /////////////////////////////////////////////////////////////////////
1312 //
1313 // PrefPaths
1314 //
1315 /////////////////////////////////////////////////////////////////////
1316
1317 PrefPaths::PrefPaths(GuiPreferences * form)
1318         : PrefModule(QString(), N_("Paths"), form)
1319 {
1320         setupUi(this);
1321
1322         connect(workingDirPB, SIGNAL(clicked()), this, SLOT(selectWorkingdir()));
1323         connect(workingDirED, SIGNAL(textChanged(QString)),
1324                 this, SIGNAL(changed()));
1325
1326         connect(templateDirPB, SIGNAL(clicked()), this, SLOT(selectTemplatedir()));
1327         connect(templateDirED, SIGNAL(textChanged(QString)),
1328                 this, SIGNAL(changed()));
1329
1330         connect(exampleDirPB, SIGNAL(clicked()), this, SLOT(selectExampledir()));
1331         connect(exampleDirED, SIGNAL(textChanged(QString)),
1332                 this, SIGNAL(changed()));
1333
1334         connect(backupDirPB, SIGNAL(clicked()), this, SLOT(selectBackupdir()));
1335         connect(backupDirED, SIGNAL(textChanged(QString)),
1336                 this, SIGNAL(changed()));
1337
1338         connect(lyxserverDirPB, SIGNAL(clicked()), this, SLOT(selectLyxPipe()));
1339         connect(lyxserverDirED, SIGNAL(textChanged(QString)),
1340                 this, SIGNAL(changed()));
1341
1342         connect(thesaurusDirPB, SIGNAL(clicked()), this, SLOT(selectThesaurusdir()));
1343         connect(thesaurusDirED, SIGNAL(textChanged(QString)),
1344                 this, SIGNAL(changed()));
1345
1346         connect(tempDirPB, SIGNAL(clicked()), this, SLOT(selectTempdir()));
1347         connect(tempDirED, SIGNAL(textChanged(QString)),
1348                 this, SIGNAL(changed()));
1349
1350 #if defined(USE_HUNSPELL)
1351         connect(hunspellDirPB, SIGNAL(clicked()), this, SLOT(selectHunspelldir()));
1352         connect(hunspellDirED, SIGNAL(textChanged(QString)),
1353                 this, SIGNAL(changed()));
1354 #else
1355         hunspellDirPB->setEnabled(false);
1356         hunspellDirED->setEnabled(false);
1357 #endif
1358
1359         connect(pathPrefixED, SIGNAL(textChanged(QString)),
1360                 this, SIGNAL(changed()));
1361
1362         connect(texinputsPrefixED, SIGNAL(textChanged(QString)),
1363                 this, SIGNAL(changed()));
1364
1365         pathPrefixED->setValidator(new NoNewLineValidator(pathPrefixED));
1366         texinputsPrefixED->setValidator(new NoNewLineValidator(texinputsPrefixED));
1367 }
1368
1369
1370 void PrefPaths::applyRC(LyXRC & rc) const
1371 {
1372         rc.document_path = internal_path(fromqstr(workingDirED->text()));
1373         rc.example_path = internal_path(fromqstr(exampleDirED->text()));
1374         rc.template_path = internal_path(fromqstr(templateDirED->text()));
1375         rc.backupdir_path = internal_path(fromqstr(backupDirED->text()));
1376         rc.tempdir_path = internal_path(fromqstr(tempDirED->text()));
1377         rc.thesaurusdir_path = internal_path(fromqstr(thesaurusDirED->text()));
1378         rc.hunspelldir_path = internal_path(fromqstr(hunspellDirED->text()));
1379         rc.path_prefix = internal_path_list(fromqstr(pathPrefixED->text()));
1380         rc.texinputs_prefix = internal_path_list(fromqstr(texinputsPrefixED->text()));
1381         // FIXME: should be a checkbox only
1382         rc.lyxpipes = internal_path(fromqstr(lyxserverDirED->text()));
1383 }
1384
1385
1386 void PrefPaths::updateRC(LyXRC const & rc)
1387 {
1388         workingDirED->setText(toqstr(external_path(rc.document_path)));
1389         exampleDirED->setText(toqstr(external_path(rc.example_path)));
1390         templateDirED->setText(toqstr(external_path(rc.template_path)));
1391         backupDirED->setText(toqstr(external_path(rc.backupdir_path)));
1392         tempDirED->setText(toqstr(external_path(rc.tempdir_path)));
1393         thesaurusDirED->setText(toqstr(external_path(rc.thesaurusdir_path)));
1394         hunspellDirED->setText(toqstr(external_path(rc.hunspelldir_path)));
1395         pathPrefixED->setText(toqstr(external_path_list(rc.path_prefix)));
1396         texinputsPrefixED->setText(toqstr(external_path_list(rc.texinputs_prefix)));
1397         // FIXME: should be a checkbox only
1398         lyxserverDirED->setText(toqstr(external_path(rc.lyxpipes)));
1399 }
1400
1401
1402 void PrefPaths::selectExampledir()
1403 {
1404         QString file = browseDir(internalPath(exampleDirED->text()),
1405                 qt_("Select directory for example files"));
1406         if (!file.isEmpty())
1407                 exampleDirED->setText(file);
1408 }
1409
1410
1411 void PrefPaths::selectTemplatedir()
1412 {
1413         QString file = browseDir(internalPath(templateDirED->text()),
1414                 qt_("Select a document templates directory"));
1415         if (!file.isEmpty())
1416                 templateDirED->setText(file);
1417 }
1418
1419
1420 void PrefPaths::selectTempdir()
1421 {
1422         QString file = browseDir(internalPath(tempDirED->text()),
1423                 qt_("Select a temporary directory"));
1424         if (!file.isEmpty())
1425                 tempDirED->setText(file);
1426 }
1427
1428
1429 void PrefPaths::selectBackupdir()
1430 {
1431         QString file = browseDir(internalPath(backupDirED->text()),
1432                 qt_("Select a backups directory"));
1433         if (!file.isEmpty())
1434                 backupDirED->setText(file);
1435 }
1436
1437
1438 void PrefPaths::selectWorkingdir()
1439 {
1440         QString file = browseDir(internalPath(workingDirED->text()),
1441                 qt_("Select a document directory"));
1442         if (!file.isEmpty())
1443                 workingDirED->setText(file);
1444 }
1445
1446
1447 void PrefPaths::selectThesaurusdir()
1448 {
1449         QString file = browseDir(internalPath(thesaurusDirED->text()),
1450                 qt_("Set the path to the thesaurus dictionaries"));
1451         if (!file.isEmpty())
1452                 thesaurusDirED->setText(file);
1453 }
1454
1455
1456 void PrefPaths::selectHunspelldir()
1457 {
1458         QString file = browseDir(internalPath(hunspellDirED->text()),
1459                 qt_("Set the path to the Hunspell dictionaries"));
1460         if (!file.isEmpty())
1461                 hunspellDirED->setText(file);
1462 }
1463
1464
1465 void PrefPaths::selectLyxPipe()
1466 {
1467         QString file = form_->browse(internalPath(lyxserverDirED->text()),
1468                 qt_("Give a filename for the LyX server pipe"));
1469         if (!file.isEmpty())
1470                 lyxserverDirED->setText(file);
1471 }
1472
1473
1474 /////////////////////////////////////////////////////////////////////
1475 //
1476 // PrefSpellchecker
1477 //
1478 /////////////////////////////////////////////////////////////////////
1479
1480 PrefSpellchecker::PrefSpellchecker(GuiPreferences * form)
1481         : PrefModule(catLanguage, N_("Spellchecker"), form)
1482 {
1483         setupUi(this);
1484
1485 // FIXME: this check should test the target platform (darwin)
1486 #if defined(USE_MACOSX_PACKAGING)
1487         spellcheckerCB->addItem(qt_("Native"), QString("native"));
1488 #define CONNECT_APPLESPELL
1489 #else
1490 #undef CONNECT_APPLESPELL
1491 #endif
1492 #if defined(USE_ASPELL)
1493         spellcheckerCB->addItem(qt_("Aspell"), QString("aspell"));
1494 #endif
1495 #if defined(USE_ENCHANT)
1496         spellcheckerCB->addItem(qt_("Enchant"), QString("enchant"));
1497 #endif
1498 #if defined(USE_HUNSPELL)
1499         spellcheckerCB->addItem(qt_("Hunspell"), QString("hunspell"));
1500 #endif
1501
1502         #if defined(CONNECT_APPLESPELL) || defined(USE_ASPELL) || defined(USE_ENCHANT) || defined(USE_HUNSPELL)
1503                 connect(spellcheckerCB, SIGNAL(currentIndexChanged(int)),
1504                         this, SIGNAL(changed()));
1505                 connect(altLanguageED, SIGNAL(textChanged(QString)),
1506                         this, SIGNAL(changed()));
1507                 connect(escapeCharactersED, SIGNAL(textChanged(QString)),
1508                         this, SIGNAL(changed()));
1509                 connect(compoundWordCB, SIGNAL(clicked()),
1510                         this, SIGNAL(changed()));
1511                 connect(spellcheckContinuouslyCB, SIGNAL(clicked()),
1512                         this, SIGNAL(changed()));
1513                 connect(spellcheckNotesCB, SIGNAL(clicked()),
1514                         this, SIGNAL(changed()));
1515
1516                 altLanguageED->setValidator(new NoNewLineValidator(altLanguageED));
1517                 escapeCharactersED->setValidator(new NoNewLineValidator(escapeCharactersED));
1518         #else
1519                 spellcheckerCB->setEnabled(false);
1520                 altLanguageED->setEnabled(false);
1521                 escapeCharactersED->setEnabled(false);
1522                 compoundWordCB->setEnabled(false);
1523                 spellcheckContinuouslyCB->setEnabled(false);
1524                 spellcheckNotesCB->setEnabled(false);
1525         #endif
1526 }
1527
1528
1529 void PrefSpellchecker::applyRC(LyXRC & rc) const
1530 {
1531         string const speller = fromqstr(spellcheckerCB->
1532                 itemData(spellcheckerCB->currentIndex()).toString());
1533         if (!speller.empty())
1534                 rc.spellchecker = speller;
1535         rc.spellchecker_alt_lang = fromqstr(altLanguageED->text());
1536         rc.spellchecker_esc_chars = fromqstr(escapeCharactersED->text());
1537         rc.spellchecker_accept_compound = compoundWordCB->isChecked();
1538         rc.spellcheck_continuously = spellcheckContinuouslyCB->isChecked();
1539         rc.spellcheck_notes = spellcheckNotesCB->isChecked();
1540 }
1541
1542
1543 void PrefSpellchecker::updateRC(LyXRC const & rc)
1544 {
1545         spellcheckerCB->setCurrentIndex(
1546                 spellcheckerCB->findData(toqstr(rc.spellchecker)));
1547         altLanguageED->setText(toqstr(rc.spellchecker_alt_lang));
1548         escapeCharactersED->setText(toqstr(rc.spellchecker_esc_chars));
1549         compoundWordCB->setChecked(rc.spellchecker_accept_compound);
1550         spellcheckContinuouslyCB->setChecked(rc.spellcheck_continuously);
1551         spellcheckNotesCB->setChecked(rc.spellcheck_notes);
1552 }
1553
1554
1555 void PrefSpellchecker::on_spellcheckerCB_currentIndexChanged(int index)
1556 {
1557         QString spellchecker = spellcheckerCB->itemData(index).toString();
1558
1559         compoundWordCB->setEnabled(spellchecker == QString("aspell"));
1560 }
1561
1562
1563
1564 /////////////////////////////////////////////////////////////////////
1565 //
1566 // PrefConverters
1567 //
1568 /////////////////////////////////////////////////////////////////////
1569
1570
1571 PrefConverters::PrefConverters(GuiPreferences * form)
1572         : PrefModule(catFiles, N_("Converters"), form)
1573 {
1574         setupUi(this);
1575
1576         connect(converterNewPB, SIGNAL(clicked()),
1577                 this, SLOT(updateConverter()));
1578         connect(converterRemovePB, SIGNAL(clicked()),
1579                 this, SLOT(removeConverter()));
1580         connect(converterModifyPB, SIGNAL(clicked()),
1581                 this, SLOT(updateConverter()));
1582         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1583                 this, SLOT(switchConverter()));
1584         connect(converterFromCO, SIGNAL(activated(QString)),
1585                 this, SLOT(changeConverter()));
1586         connect(converterToCO, SIGNAL(activated(QString)),
1587                 this, SLOT(changeConverter()));
1588         connect(converterED, SIGNAL(textEdited(QString)),
1589                 this, SLOT(changeConverter()));
1590         connect(converterFlagED, SIGNAL(textEdited(QString)),
1591                 this, SLOT(changeConverter()));
1592         connect(converterNewPB, SIGNAL(clicked()),
1593                 this, SIGNAL(changed()));
1594         connect(converterRemovePB, SIGNAL(clicked()),
1595                 this, SIGNAL(changed()));
1596         connect(converterModifyPB, SIGNAL(clicked()),
1597                 this, SIGNAL(changed()));
1598         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1599                 this, SIGNAL(changed()));
1600
1601         converterED->setValidator(new NoNewLineValidator(converterED));
1602         converterFlagED->setValidator(new NoNewLineValidator(converterFlagED));
1603         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1604         //converterDefGB->setFocusProxy(convertersLW);
1605 }
1606
1607
1608 void PrefConverters::applyRC(LyXRC & rc) const
1609 {
1610         rc.use_converter_cache = cacheCB->isChecked();
1611         rc.converter_cache_maxage = int(widgetToDouble(maxAgeLE) * 86400.0);
1612 }
1613
1614
1615 void PrefConverters::updateRC(LyXRC const & rc)
1616 {
1617         cacheCB->setChecked(rc.use_converter_cache);
1618         QString max_age;
1619         doubleToWidget(maxAgeLE, (double(rc.converter_cache_maxage) / 86400.0), 'g', 6);
1620         updateGui();
1621 }
1622
1623
1624 void PrefConverters::updateGui()
1625 {
1626         form_->formats().sort();
1627         form_->converters().update(form_->formats());
1628         // save current selection
1629         QString current = converterFromCO->currentText()
1630                 + " -> " + converterToCO->currentText();
1631
1632         converterFromCO->clear();
1633         converterToCO->clear();
1634
1635         Formats::const_iterator cit = form_->formats().begin();
1636         Formats::const_iterator end = form_->formats().end();
1637         for (; cit != end; ++cit) {
1638                 converterFromCO->addItem(qt_(cit->prettyname()));
1639                 converterToCO->addItem(qt_(cit->prettyname()));
1640         }
1641
1642         // currentRowChanged(int) is also triggered when updating the listwidget
1643         // block signals to avoid unnecessary calls to switchConverter()
1644         convertersLW->blockSignals(true);
1645         convertersLW->clear();
1646
1647         Converters::const_iterator ccit = form_->converters().begin();
1648         Converters::const_iterator cend = form_->converters().end();
1649         for (; ccit != cend; ++ccit) {
1650                 QString const name =
1651                         qt_(ccit->From()->prettyname()) + " -> " + qt_(ccit->To()->prettyname());
1652                 int type = form_->converters().getNumber(ccit->From()->name(), ccit->To()->name());
1653                 new QListWidgetItem(name, convertersLW, type);
1654         }
1655         convertersLW->sortItems(Qt::AscendingOrder);
1656         convertersLW->blockSignals(false);
1657
1658         // restore selection
1659         if (!current.isEmpty()) {
1660                 QList<QListWidgetItem *> const item =
1661                         convertersLW->findItems(current, Qt::MatchExactly);
1662                 if (!item.isEmpty())
1663                         convertersLW->setCurrentItem(item.at(0));
1664         }
1665
1666         // select first element if restoring failed
1667         if (convertersLW->currentRow() == -1)
1668                 convertersLW->setCurrentRow(0);
1669
1670         updateButtons();
1671 }
1672
1673
1674 void PrefConverters::switchConverter()
1675 {
1676         int const cnr = convertersLW->currentItem()->type();
1677         Converter const & c(form_->converters().get(cnr));
1678         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from()));
1679         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to()));
1680         converterED->setText(toqstr(c.command()));
1681         converterFlagED->setText(toqstr(c.flags()));
1682
1683         updateButtons();
1684 }
1685
1686
1687 void PrefConverters::changeConverter()
1688 {
1689         updateButtons();
1690 }
1691
1692
1693 void PrefConverters::updateButtons()
1694 {
1695         if (form_->formats().empty())
1696                 return;
1697         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1698         Format const & to = form_->formats().get(converterToCO->currentIndex());
1699         int const sel = form_->converters().getNumber(from.name(), to.name());
1700         bool const known = sel >= 0;
1701         bool const valid = !(converterED->text().isEmpty()
1702                 || from.name() == to.name());
1703
1704         string old_command;
1705         string old_flag;
1706
1707         if (convertersLW->count() > 0) {
1708                 int const cnr = convertersLW->currentItem()->type();
1709                 Converter const & c = form_->converters().get(cnr);
1710                 old_command = c.command();
1711                 old_flag = c.flags();
1712         }
1713
1714         string const new_command = fromqstr(converterED->text());
1715         string const new_flag = fromqstr(converterFlagED->text());
1716
1717         bool modified = (old_command != new_command || old_flag != new_flag);
1718
1719         converterModifyPB->setEnabled(valid && known && modified);
1720         converterNewPB->setEnabled(valid && !known);
1721         converterRemovePB->setEnabled(known);
1722
1723         maxAgeLE->setEnabled(cacheCB->isChecked());
1724         maxAgeLA->setEnabled(cacheCB->isChecked());
1725 }
1726
1727
1728 // FIXME: user must
1729 // specify unique from/to or it doesn't appear. This is really bad UI
1730 // this is why we can use the same function for both new and modify
1731 void PrefConverters::updateConverter()
1732 {
1733         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1734         Format const & to = form_->formats().get(converterToCO->currentIndex());
1735         string const flags = fromqstr(converterFlagED->text());
1736         string const command = fromqstr(converterED->text());
1737
1738         Converter const * old =
1739                 form_->converters().getConverter(from.name(), to.name());
1740         form_->converters().add(from.name(), to.name(), command, flags);
1741
1742         if (!old)
1743                 form_->converters().updateLast(form_->formats());
1744
1745         updateGui();
1746
1747         // Remove all files created by this converter from the cache, since
1748         // the modified converter might create different files.
1749         ConverterCache::get().remove_all(from.name(), to.name());
1750 }
1751
1752
1753 void PrefConverters::removeConverter()
1754 {
1755         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1756         Format const & to = form_->formats().get(converterToCO->currentIndex());
1757         form_->converters().erase(from.name(), to.name());
1758
1759         updateGui();
1760
1761         // Remove all files created by this converter from the cache, since
1762         // a possible new converter might create different files.
1763         ConverterCache::get().remove_all(from.name(), to.name());
1764 }
1765
1766
1767 void PrefConverters::on_cacheCB_stateChanged(int state)
1768 {
1769         maxAgeLE->setEnabled(state == Qt::Checked);
1770         maxAgeLA->setEnabled(state == Qt::Checked);
1771         changed();
1772 }
1773
1774
1775 /////////////////////////////////////////////////////////////////////
1776 //
1777 // FormatValidator
1778 //
1779 /////////////////////////////////////////////////////////////////////
1780
1781 class FormatValidator : public QValidator
1782 {
1783 public:
1784         FormatValidator(QWidget *, Formats const & f);
1785         void fixup(QString & input) const;
1786         QValidator::State validate(QString & input, int & pos) const;
1787 private:
1788         virtual QString toString(Format const & format) const = 0;
1789         int nr() const;
1790         Formats const & formats_;
1791 };
1792
1793
1794 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1795         : QValidator(parent), formats_(f)
1796 {
1797 }
1798
1799
1800 void FormatValidator::fixup(QString & input) const
1801 {
1802         Formats::const_iterator cit = formats_.begin();
1803         Formats::const_iterator end = formats_.end();
1804         for (; cit != end; ++cit) {
1805                 QString const name = toString(*cit);
1806                 if (distance(formats_.begin(), cit) == nr()) {
1807                         input = name;
1808                         return;
1809                 }
1810         }
1811 }
1812
1813
1814 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1815 {
1816         Formats::const_iterator cit = formats_.begin();
1817         Formats::const_iterator end = formats_.end();
1818         bool unknown = true;
1819         for (; unknown && cit != end; ++cit) {
1820                 QString const name = toString(*cit);
1821                 if (distance(formats_.begin(), cit) != nr())
1822                         unknown = name != input;
1823         }
1824
1825         if (unknown && !input.isEmpty())
1826                 return QValidator::Acceptable;
1827         else
1828                 return QValidator::Intermediate;
1829 }
1830
1831
1832 int FormatValidator::nr() const
1833 {
1834         QComboBox * p = qobject_cast<QComboBox *>(parent());
1835         return p->itemData(p->currentIndex()).toInt();
1836 }
1837
1838
1839 /////////////////////////////////////////////////////////////////////
1840 //
1841 // FormatNameValidator
1842 //
1843 /////////////////////////////////////////////////////////////////////
1844
1845 class FormatNameValidator : public FormatValidator
1846 {
1847 public:
1848         FormatNameValidator(QWidget * parent, Formats const & f)
1849                 : FormatValidator(parent, f)
1850         {}
1851 private:
1852         QString toString(Format const & format) const
1853         {
1854                 return toqstr(format.name());
1855         }
1856 };
1857
1858
1859 /////////////////////////////////////////////////////////////////////
1860 //
1861 // FormatPrettynameValidator
1862 //
1863 /////////////////////////////////////////////////////////////////////
1864
1865 class FormatPrettynameValidator : public FormatValidator
1866 {
1867 public:
1868         FormatPrettynameValidator(QWidget * parent, Formats const & f)
1869                 : FormatValidator(parent, f)
1870         {}
1871 private:
1872         QString toString(Format const & format) const
1873         {
1874                 return qt_(format.prettyname());
1875         }
1876 };
1877
1878
1879 /////////////////////////////////////////////////////////////////////
1880 //
1881 // PrefFileformats
1882 //
1883 /////////////////////////////////////////////////////////////////////
1884
1885 PrefFileformats::PrefFileformats(GuiPreferences * form)
1886         : PrefModule(catFiles, N_("File Formats"), form)
1887 {
1888         setupUi(this);
1889
1890         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1891         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1892         extensionsED->setValidator(new NoNewLineValidator(extensionsED));
1893         shortcutED->setValidator(new NoNewLineValidator(shortcutED));
1894         editorED->setValidator(new NoNewLineValidator(editorED));
1895         viewerED->setValidator(new NoNewLineValidator(viewerED));
1896         copierED->setValidator(new NoNewLineValidator(copierED));
1897
1898         connect(documentCB, SIGNAL(clicked()),
1899                 this, SLOT(setFlags()));
1900         connect(vectorCB, SIGNAL(clicked()),
1901                 this, SLOT(setFlags()));
1902         connect(exportMenuCB, SIGNAL(clicked()),
1903                 this, SLOT(setFlags()));
1904         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1905                 this, SLOT(updatePrettyname()));
1906         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1907                 this, SIGNAL(changed()));
1908         connect(defaultFormatCB, SIGNAL(activated(QString)),
1909                 this, SIGNAL(changed()));
1910         connect(defaultOTFFormatCB, SIGNAL(activated(QString)),
1911                 this, SIGNAL(changed()));
1912         connect(viewerCO, SIGNAL(activated(int)),
1913                 this, SIGNAL(changed()));
1914         connect(editorCO, SIGNAL(activated(int)),
1915                 this, SIGNAL(changed()));
1916 }
1917
1918
1919 namespace {
1920
1921 string const l10n_shortcut(string const & prettyname, string const & shortcut)
1922 {
1923         if (shortcut.empty())
1924                 return string();
1925
1926         string l10n_format =
1927                 to_utf8(_(prettyname + '|' + shortcut));
1928         return split(l10n_format, '|');
1929 }
1930
1931 } // namespace anon
1932
1933
1934 void PrefFileformats::applyRC(LyXRC & rc) const
1935 {
1936         QString const default_format = defaultFormatCB->itemData(
1937                 defaultFormatCB->currentIndex()).toString();
1938         rc.default_view_format = fromqstr(default_format);
1939         QString const default_otf_format = defaultOTFFormatCB->itemData(
1940                 defaultOTFFormatCB->currentIndex()).toString();
1941         rc.default_otf_view_format = fromqstr(default_otf_format);
1942 }
1943
1944
1945 void PrefFileformats::updateRC(LyXRC const & rc)
1946 {
1947         viewer_alternatives = rc.viewer_alternatives;
1948         editor_alternatives = rc.editor_alternatives;
1949         bool const init = defaultFormatCB->currentText().isEmpty();
1950         updateView();
1951         if (init) {
1952                 int pos =
1953                         defaultFormatCB->findData(toqstr(rc.default_view_format));
1954                 defaultFormatCB->setCurrentIndex(pos);
1955                 pos = defaultOTFFormatCB->findData(toqstr(rc.default_otf_view_format));
1956                                 defaultOTFFormatCB->setCurrentIndex(pos);
1957                 defaultOTFFormatCB->setCurrentIndex(pos);
1958         }
1959 }
1960
1961
1962 void PrefFileformats::updateView()
1963 {
1964         QString const current = formatsCB->currentText();
1965         QString const current_def = defaultFormatCB->currentText();
1966         QString const current_def_otf = defaultOTFFormatCB->currentText();
1967
1968         // update comboboxes with formats
1969         formatsCB->blockSignals(true);
1970         defaultFormatCB->blockSignals(true);
1971         defaultOTFFormatCB->blockSignals(true);
1972         formatsCB->clear();
1973         defaultFormatCB->clear();
1974         defaultOTFFormatCB->clear();
1975         form_->formats().sort();
1976         Formats::const_iterator cit = form_->formats().begin();
1977         Formats::const_iterator end = form_->formats().end();
1978         for (; cit != end; ++cit) {
1979                 formatsCB->addItem(qt_(cit->prettyname()),
1980                                 QVariant(form_->formats().getNumber(cit->name())));
1981                 if (cit->viewer().empty())
1982                         continue;
1983                 if (form_->converters().isReachable("xhtml", cit->name())
1984                     || form_->converters().isReachable("dviluatex", cit->name())
1985                     || form_->converters().isReachable("luatex", cit->name())
1986                     || form_->converters().isReachable("xetex", cit->name())) {
1987                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1988                                         QVariant(toqstr(cit->name())));
1989                         defaultOTFFormatCB->addItem(qt_(cit->prettyname()),
1990                                         QVariant(toqstr(cit->name())));
1991                 } else if (form_->converters().isReachable("latex", cit->name())
1992                            || form_->converters().isReachable("pdflatex", cit->name()))
1993                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1994                                         QVariant(toqstr(cit->name())));
1995         }
1996
1997         // restore selections
1998         int item = formatsCB->findText(current, Qt::MatchExactly);
1999         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
2000         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
2001         item = defaultFormatCB->findText(current_def, Qt::MatchExactly);
2002         defaultFormatCB->setCurrentIndex(item < 0 ? 0 : item);
2003         item = defaultOTFFormatCB->findText(current_def_otf, Qt::MatchExactly);
2004         defaultOTFFormatCB->setCurrentIndex(item < 0 ? 0 : item);
2005         formatsCB->blockSignals(false);
2006         defaultFormatCB->blockSignals(false);
2007         defaultOTFFormatCB->blockSignals(false);
2008 }
2009
2010
2011 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
2012 {
2013         if (form_->formats().empty())
2014                 return;
2015         int const nr = formatsCB->itemData(i).toInt();
2016         Format const f = form_->formats().get(nr);
2017
2018         formatED->setText(toqstr(f.name()));
2019         copierED->setText(toqstr(form_->movers().command(f.name())));
2020         extensionsED->setText(toqstr(f.extensions()));
2021         mimeED->setText(toqstr(f.mime()));
2022         shortcutED->setText(
2023                 toqstr(l10n_shortcut(f.prettyname(), f.shortcut())));
2024         documentCB->setChecked((f.documentFormat()));
2025         vectorCB->setChecked((f.vectorFormat()));
2026         exportMenuCB->setChecked((f.inExportMenu()));
2027         exportMenuCB->setEnabled((f.documentFormat()));
2028         updateViewers();
2029         updateEditors();
2030 }
2031
2032
2033 void PrefFileformats::setFlags()
2034 {
2035         int flags = Format::none;
2036         if (documentCB->isChecked())
2037                 flags |= Format::document;
2038         if (vectorCB->isChecked())
2039                 flags |= Format::vector;
2040         if (exportMenuCB->isChecked())
2041                 flags |= Format::export_menu;
2042         currentFormat().setFlags(flags);
2043         exportMenuCB->setEnabled(documentCB->isChecked());
2044         changed();
2045 }
2046
2047
2048 void PrefFileformats::on_copierED_textEdited(const QString & s)
2049 {
2050         string const fmt = fromqstr(formatED->text());
2051         form_->movers().set(fmt, fromqstr(s));
2052         changed();
2053 }
2054
2055
2056 void PrefFileformats::on_extensionsED_textEdited(const QString & s)
2057 {
2058         currentFormat().setExtensions(fromqstr(s));
2059         changed();
2060 }
2061
2062
2063 void PrefFileformats::on_viewerED_textEdited(const QString & s)
2064 {
2065         currentFormat().setViewer(fromqstr(s));
2066         changed();
2067 }
2068
2069
2070 void PrefFileformats::on_editorED_textEdited(const QString & s)
2071 {
2072         currentFormat().setEditor(fromqstr(s));
2073         changed();
2074 }
2075
2076
2077 void PrefFileformats::on_mimeED_textEdited(const QString & s)
2078 {
2079         currentFormat().setMime(fromqstr(s));
2080         changed();
2081 }
2082
2083
2084 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
2085 {
2086         string const new_shortcut = fromqstr(s);
2087         if (new_shortcut == l10n_shortcut(currentFormat().prettyname(),
2088                                           currentFormat().shortcut()))
2089                 return;
2090         currentFormat().setShortcut(new_shortcut);
2091         changed();
2092 }
2093
2094
2095 void PrefFileformats::on_formatED_editingFinished()
2096 {
2097         string const newname = fromqstr(formatED->displayText());
2098         string const oldname = currentFormat().name();
2099         if (newname == oldname)
2100                 return;
2101         if (form_->converters().formatIsUsed(oldname)) {
2102                 Alert::error(_("Format in use"),
2103                              _("You cannot change a format's short name "
2104                                "if the format is used by a converter. "
2105                                "Please remove the converter first."));
2106                 updateView();
2107                 return;
2108         }
2109
2110         currentFormat().setName(newname);
2111         changed();
2112 }
2113
2114
2115 void PrefFileformats::on_formatED_textChanged(const QString &)
2116 {
2117         QString t = formatED->text();
2118         int p = 0;
2119         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
2120         setValid(formatLA, valid);
2121 }
2122
2123
2124 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
2125 {
2126         QString t = formatsCB->currentText();
2127         int p = 0;
2128         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
2129         setValid(formatsLA, valid);
2130 }
2131
2132
2133 void PrefFileformats::updatePrettyname()
2134 {
2135         QString const newname = formatsCB->currentText();
2136         if (newname == qt_(currentFormat().prettyname()))
2137                 return;
2138
2139         currentFormat().setPrettyname(fromqstr(newname));
2140         formatsChanged();
2141         updateView();
2142         changed();
2143 }
2144
2145
2146 namespace {
2147         void updateComboBox(LyXRC::Alternatives const & alts,
2148                             string const & fmt, QComboBox * combo)
2149         {
2150                 LyXRC::Alternatives::const_iterator it =
2151                                 alts.find(fmt);
2152                 if (it != alts.end()) {
2153                         LyXRC::CommandSet const & cmds = it->second;
2154                         LyXRC::CommandSet::const_iterator sit =
2155                                         cmds.begin();
2156                         LyXRC::CommandSet::const_iterator const sen =
2157                                         cmds.end();
2158                         for (; sit != sen; ++sit) {
2159                                 QString const qcmd = toqstr(*sit);
2160                                 combo->addItem(qcmd, qcmd);
2161                         }
2162                 }
2163         }
2164 }
2165
2166
2167 void PrefFileformats::updateViewers()
2168 {
2169         Format const f = currentFormat();
2170         viewerCO->blockSignals(true);
2171         viewerCO->clear();
2172         viewerCO->addItem(qt_("None"), QString());
2173         updateComboBox(viewer_alternatives, f.name(), viewerCO);
2174         viewerCO->addItem(qt_("Custom"), QString("custom viewer"));
2175         viewerCO->blockSignals(false);
2176
2177         int pos = viewerCO->findData(toqstr(f.viewer()));
2178         if (pos != -1) {
2179                 viewerED->clear();
2180                 viewerED->setEnabled(false);
2181                 viewerCO->setCurrentIndex(pos);
2182         } else {
2183                 viewerED->setEnabled(true);
2184                 viewerED->setText(toqstr(f.viewer()));
2185                 viewerCO->setCurrentIndex(viewerCO->findData(toqstr("custom viewer")));
2186         }
2187 }
2188
2189
2190 void PrefFileformats::updateEditors()
2191 {
2192         Format const f = currentFormat();
2193         editorCO->blockSignals(true);
2194         editorCO->clear();
2195         editorCO->addItem(qt_("None"), QString());
2196         updateComboBox(editor_alternatives, f.name(), editorCO);
2197         editorCO->addItem(qt_("Custom"), QString("custom editor"));
2198         editorCO->blockSignals(false);
2199
2200         int pos = editorCO->findData(toqstr(f.editor()));
2201         if (pos != -1) {
2202                 editorED->clear();
2203                 editorED->setEnabled(false);
2204                 editorCO->setCurrentIndex(pos);
2205         } else {
2206                 editorED->setEnabled(true);
2207                 editorED->setText(toqstr(f.editor()));
2208                 editorCO->setCurrentIndex(editorCO->findData(toqstr("custom editor")));
2209         }
2210 }
2211
2212
2213 void PrefFileformats::on_viewerCO_currentIndexChanged(int i)
2214 {
2215         bool const custom = viewerCO->itemData(i).toString() == "custom viewer";
2216         viewerED->setEnabled(custom);
2217         if (!custom)
2218                 currentFormat().setViewer(fromqstr(viewerCO->itemData(i).toString()));
2219 }
2220
2221
2222 void PrefFileformats::on_editorCO_currentIndexChanged(int i)
2223 {
2224         bool const custom = editorCO->itemData(i).toString() == "custom editor";
2225         editorED->setEnabled(custom);
2226         if (!custom)
2227                 currentFormat().setEditor(fromqstr(editorCO->itemData(i).toString()));
2228 }
2229
2230
2231 Format & PrefFileformats::currentFormat()
2232 {
2233         int const i = formatsCB->currentIndex();
2234         int const nr = formatsCB->itemData(i).toInt();
2235         return form_->formats().get(nr);
2236 }
2237
2238
2239 void PrefFileformats::on_formatNewPB_clicked()
2240 {
2241         form_->formats().add("", "", "", "", "", "", "", Format::none);
2242         updateView();
2243         formatsCB->setCurrentIndex(0);
2244         formatsCB->setFocus(Qt::OtherFocusReason);
2245 }
2246
2247
2248 void PrefFileformats::on_formatRemovePB_clicked()
2249 {
2250         int const i = formatsCB->currentIndex();
2251         int const nr = formatsCB->itemData(i).toInt();
2252         string const current_text = form_->formats().get(nr).name();
2253         if (form_->converters().formatIsUsed(current_text)) {
2254                 Alert::error(_("Format in use"),
2255                              _("Cannot remove a Format used by a Converter. "
2256                                             "Remove the converter first."));
2257                 return;
2258         }
2259
2260         form_->formats().erase(current_text);
2261         formatsChanged();
2262         updateView();
2263         on_formatsCB_editTextChanged(formatsCB->currentText());
2264         changed();
2265 }
2266
2267
2268 /////////////////////////////////////////////////////////////////////
2269 //
2270 // PrefLanguage
2271 //
2272 /////////////////////////////////////////////////////////////////////
2273
2274 PrefLanguage::PrefLanguage(GuiPreferences * form)
2275         : PrefModule(catLanguage, N_("Language"), form)
2276 {
2277         setupUi(this);
2278
2279         connect(visualCursorRB, SIGNAL(clicked()),
2280                 this, SIGNAL(changed()));
2281         connect(logicalCursorRB, SIGNAL(clicked()),
2282                 this, SIGNAL(changed()));
2283         connect(markForeignCB, SIGNAL(clicked()),
2284                 this, SIGNAL(changed()));
2285         connect(autoBeginCB, SIGNAL(clicked()),
2286                 this, SIGNAL(changed()));
2287         connect(autoEndCB, SIGNAL(clicked()),
2288                 this, SIGNAL(changed()));
2289         connect(languagePackageCO, SIGNAL(activated(int)),
2290                 this, SIGNAL(changed()));
2291         connect(languagePackageED, SIGNAL(textChanged(QString)),
2292                 this, SIGNAL(changed()));
2293         connect(globalCB, SIGNAL(clicked()),
2294                 this, SIGNAL(changed()));
2295         connect(startCommandED, SIGNAL(textChanged(QString)),
2296                 this, SIGNAL(changed()));
2297         connect(endCommandED, SIGNAL(textChanged(QString)),
2298                 this, SIGNAL(changed()));
2299         connect(uiLanguageCO, SIGNAL(activated(int)),
2300                 this, SIGNAL(changed()));
2301         connect(defaultDecimalPointLE, SIGNAL(textChanged(QString)),
2302                 this, SIGNAL(changed()));
2303         connect(defaultLengthUnitCO, SIGNAL(activated(int)),
2304                 this, SIGNAL(changed()));
2305
2306         languagePackageED->setValidator(new NoNewLineValidator(languagePackageED));
2307         startCommandED->setValidator(new NoNewLineValidator(startCommandED));
2308         endCommandED->setValidator(new NoNewLineValidator(endCommandED));
2309
2310         uiLanguageCO->clear();
2311
2312         QAbstractItemModel * language_model = guiApp->languageModel();
2313         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
2314         language_model->sort(0);
2315         defaultDecimalPointLE->setInputMask("X; ");
2316         defaultDecimalPointLE->setMaxLength(1);
2317
2318         defaultLengthUnitCO->addItem(lyx::qt_(unit_name_gui[Length::CM]), Length::CM);
2319         defaultLengthUnitCO->addItem(lyx::qt_(unit_name_gui[Length::IN]), Length::IN);
2320
2321         set<string> added;
2322         uiLanguageCO->blockSignals(true);
2323         uiLanguageCO->addItem(qt_("Default"), toqstr("auto"));
2324         for (int i = 0; i != language_model->rowCount(); ++i) {
2325                 QModelIndex index = language_model->index(i, 0);
2326                 // Filter the list based on the available translation and add
2327                 // each language code only once
2328                 string const name = fromqstr(index.data(Qt::UserRole).toString());
2329                 Language const * lang = languages.getLanguage(name);
2330                 if (!lang)
2331                         continue;
2332                 // never remove the currently selected language
2333                 if (name != form->rc().gui_language
2334                     && name != lyxrc.gui_language
2335                     && (!Messages::available(lang->code())
2336                         || added.find(lang->code()) != added.end()))
2337                                 continue;
2338                 added.insert(lang->code());
2339                 uiLanguageCO->addItem(index.data(Qt::DisplayRole).toString(),
2340                         index.data(Qt::UserRole).toString());
2341         }
2342         uiLanguageCO->blockSignals(false);
2343 }
2344
2345
2346 void PrefLanguage::on_uiLanguageCO_currentIndexChanged(int)
2347 {
2348          QMessageBox::information(this, qt_("LyX needs to be restarted!"),
2349                  qt_("The change of user interface language will be fully "
2350                  "effective only after a restart."));
2351 }
2352
2353
2354 void PrefLanguage::on_languagePackageCO_currentIndexChanged(int i)
2355 {
2356          languagePackageED->setEnabled(i == 2);
2357 }
2358
2359
2360 void PrefLanguage::applyRC(LyXRC & rc) const
2361 {
2362         rc.visual_cursor = visualCursorRB->isChecked();
2363         rc.mark_foreign_language = markForeignCB->isChecked();
2364         rc.language_auto_begin = autoBeginCB->isChecked();
2365         rc.language_auto_end = autoEndCB->isChecked();
2366         int const p = languagePackageCO->currentIndex();
2367         if (p == 0)
2368                 rc.language_package_selection = LyXRC::LP_AUTO;
2369         else if (p == 1)
2370                 rc.language_package_selection = LyXRC::LP_BABEL;
2371         else if (p == 2)
2372                 rc.language_package_selection = LyXRC::LP_CUSTOM;
2373         else if (p == 3)
2374                 rc.language_package_selection = LyXRC::LP_NONE;
2375         rc.language_custom_package = fromqstr(languagePackageED->text());
2376         rc.language_global_options = globalCB->isChecked();
2377         rc.language_command_begin = fromqstr(startCommandED->text());
2378         rc.language_command_end = fromqstr(endCommandED->text());
2379         rc.gui_language = fromqstr(
2380                 uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
2381         rc.default_decimal_point = fromqstr(defaultDecimalPointLE->text());
2382         rc.default_length_unit = (Length::UNIT) defaultLengthUnitCO->itemData(defaultLengthUnitCO->currentIndex()).toInt();
2383 }
2384
2385
2386 void PrefLanguage::updateRC(LyXRC const & rc)
2387 {
2388         if (rc.visual_cursor)
2389                 visualCursorRB->setChecked(true);
2390         else
2391                 logicalCursorRB->setChecked(true);
2392         markForeignCB->setChecked(rc.mark_foreign_language);
2393         autoBeginCB->setChecked(rc.language_auto_begin);
2394         autoEndCB->setChecked(rc.language_auto_end);
2395         languagePackageCO->setCurrentIndex(rc.language_package_selection);
2396         languagePackageED->setText(toqstr(rc.language_custom_package));
2397         languagePackageED->setEnabled(languagePackageCO->currentIndex() == 2);
2398         globalCB->setChecked(rc.language_global_options);
2399         startCommandED->setText(toqstr(rc.language_command_begin));
2400         endCommandED->setText(toqstr(rc.language_command_end));
2401         defaultDecimalPointLE->setText(toqstr(rc.default_decimal_point));
2402         int pos = defaultLengthUnitCO->findData(int(rc.default_length_unit));
2403         defaultLengthUnitCO->setCurrentIndex(pos);
2404
2405         pos = uiLanguageCO->findData(toqstr(rc.gui_language));
2406         uiLanguageCO->blockSignals(true);
2407         uiLanguageCO->setCurrentIndex(pos);
2408         uiLanguageCO->blockSignals(false);
2409 }
2410
2411
2412 /////////////////////////////////////////////////////////////////////
2413 //
2414 // PrefPrinter
2415 //
2416 /////////////////////////////////////////////////////////////////////
2417
2418 PrefPrinter::PrefPrinter(GuiPreferences * form)
2419         : PrefModule(catOutput, N_("Printer"), form)
2420 {
2421         setupUi(this);
2422
2423         connect(printerAdaptCB, SIGNAL(clicked()),
2424                 this, SIGNAL(changed()));
2425         connect(printerCommandED, SIGNAL(textChanged(QString)),
2426                 this, SIGNAL(changed()));
2427         connect(printerNameED, SIGNAL(textChanged(QString)),
2428                 this, SIGNAL(changed()));
2429         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
2430                 this, SIGNAL(changed()));
2431         connect(printerCopiesED, SIGNAL(textChanged(QString)),
2432                 this, SIGNAL(changed()));
2433         connect(printerReverseED, SIGNAL(textChanged(QString)),
2434                 this, SIGNAL(changed()));
2435         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
2436                 this, SIGNAL(changed()));
2437         connect(printerExtensionED, SIGNAL(textChanged(QString)),
2438                 this, SIGNAL(changed()));
2439         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
2440                 this, SIGNAL(changed()));
2441         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
2442                 this, SIGNAL(changed()));
2443         connect(printerEvenED, SIGNAL(textChanged(QString)),
2444                 this, SIGNAL(changed()));
2445         connect(printerOddED, SIGNAL(textChanged(QString)),
2446                 this, SIGNAL(changed()));
2447         connect(printerCollatedED, SIGNAL(textChanged(QString)),
2448                 this, SIGNAL(changed()));
2449         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
2450                 this, SIGNAL(changed()));
2451         connect(printerToFileED, SIGNAL(textChanged(QString)),
2452                 this, SIGNAL(changed()));
2453         connect(printerExtraED, SIGNAL(textChanged(QString)),
2454                 this, SIGNAL(changed()));
2455         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
2456                 this, SIGNAL(changed()));
2457         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
2458                 this, SIGNAL(changed()));
2459
2460         printerNameED->setValidator(new NoNewLineValidator(printerNameED));
2461         printerCommandED->setValidator(new NoNewLineValidator(printerCommandED));
2462         printerEvenED->setValidator(new NoNewLineValidator(printerEvenED));
2463         printerPageRangeED->setValidator(new NoNewLineValidator(printerPageRangeED));
2464         printerCopiesED->setValidator(new NoNewLineValidator(printerCopiesED));
2465         printerReverseED->setValidator(new NoNewLineValidator(printerReverseED));
2466         printerToFileED->setValidator(new NoNewLineValidator(printerToFileED));
2467         printerPaperTypeED->setValidator(new NoNewLineValidator(printerPaperTypeED));
2468         printerExtraED->setValidator(new NoNewLineValidator(printerExtraED));
2469         printerOddED->setValidator(new NoNewLineValidator(printerOddED));
2470         printerCollatedED->setValidator(new NoNewLineValidator(printerCollatedED));
2471         printerLandscapeED->setValidator(new NoNewLineValidator(printerLandscapeED));
2472         printerToPrinterED->setValidator(new NoNewLineValidator(printerToPrinterED));
2473         printerExtensionED->setValidator(new NoNewLineValidator(printerExtensionED));
2474         printerPaperSizeED->setValidator(new NoNewLineValidator(printerPaperSizeED));
2475         printerSpoolCommandED->setValidator(new NoNewLineValidator(printerSpoolCommandED));
2476         printerSpoolPrefixED->setValidator(new NoNewLineValidator(printerSpoolPrefixED));
2477 }
2478
2479
2480 void PrefPrinter::applyRC(LyXRC & rc) const
2481 {
2482         rc.print_adapt_output = printerAdaptCB->isChecked();
2483         rc.print_command = fromqstr(printerCommandED->text());
2484         rc.printer = fromqstr(printerNameED->text());
2485
2486         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
2487         rc.print_copies_flag = fromqstr(printerCopiesED->text());
2488         rc.print_reverse_flag = fromqstr(printerReverseED->text());
2489         rc.print_to_printer = fromqstr(printerToPrinterED->text());
2490         rc.print_file_extension = fromqstr(printerExtensionED->text());
2491         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
2492         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
2493         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
2494         rc.print_oddpage_flag = fromqstr(printerOddED->text());
2495         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
2496         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
2497         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
2498         rc.print_extra_options = fromqstr(printerExtraED->text());
2499         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
2500         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
2501 }
2502
2503
2504 void PrefPrinter::updateRC(LyXRC const & rc)
2505 {
2506         printerAdaptCB->setChecked(rc.print_adapt_output);
2507         printerCommandED->setText(toqstr(rc.print_command));
2508         printerNameED->setText(toqstr(rc.printer));
2509
2510         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
2511         printerCopiesED->setText(toqstr(rc.print_copies_flag));
2512         printerReverseED->setText(toqstr(rc.print_reverse_flag));
2513         printerToPrinterED->setText(toqstr(rc.print_to_printer));
2514         printerExtensionED->setText(toqstr(rc.print_file_extension));
2515         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
2516         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
2517         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
2518         printerOddED->setText(toqstr(rc.print_oddpage_flag));
2519         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
2520         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
2521         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
2522         printerExtraED->setText(toqstr(rc.print_extra_options));
2523         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
2524         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
2525 }
2526
2527
2528 /////////////////////////////////////////////////////////////////////
2529 //
2530 // PrefUserInterface
2531 //
2532 /////////////////////////////////////////////////////////////////////
2533
2534 PrefUserInterface::PrefUserInterface(GuiPreferences * form)
2535         : PrefModule(catLookAndFeel, N_("User Interface"), form)
2536 {
2537         setupUi(this);
2538
2539         connect(uiFilePB, SIGNAL(clicked()),
2540                 this, SLOT(selectUi()));
2541         connect(uiFileED, SIGNAL(textChanged(QString)),
2542                 this, SIGNAL(changed()));
2543         connect(iconSetCO, SIGNAL(activated(int)),
2544                 this, SIGNAL(changed()));
2545         connect(useSystemThemeIconsCB, SIGNAL(clicked()),
2546                 this, SIGNAL(changed()));
2547         connect(lastfilesSB, SIGNAL(valueChanged(int)),
2548                 this, SIGNAL(changed()));
2549         connect(tooltipCB, SIGNAL(toggled(bool)),
2550                 this, SIGNAL(changed()));
2551         lastfilesSB->setMaximum(maxlastfiles);
2552
2553         iconSetCO->addItem(qt_("Default"), QString());
2554         iconSetCO->addItem(qt_("Classic"), "classic");
2555         iconSetCO->addItem(qt_("Oxygen"), "oxygen");
2556
2557 #if (!(defined Q_WS_X11 || defined(QPA_XCB)) || QT_VERSION < 0x040600)
2558         useSystemThemeIconsCB->hide();
2559 #endif
2560 }
2561
2562
2563 void PrefUserInterface::applyRC(LyXRC & rc) const
2564 {
2565         rc.icon_set = fromqstr(iconSetCO->itemData(
2566                 iconSetCO->currentIndex()).toString());
2567
2568         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
2569         rc.use_system_theme_icons = useSystemThemeIconsCB->isChecked();
2570         rc.num_lastfiles = lastfilesSB->value();
2571         rc.use_tooltip = tooltipCB->isChecked();
2572 }
2573
2574
2575 void PrefUserInterface::updateRC(LyXRC const & rc)
2576 {
2577         int iconset = iconSetCO->findData(toqstr(rc.icon_set));
2578         if (iconset < 0)
2579                 iconset = 0;
2580         iconSetCO->setCurrentIndex(iconset);
2581         useSystemThemeIconsCB->setChecked(rc.use_system_theme_icons);
2582         uiFileED->setText(toqstr(external_path(rc.ui_file)));
2583         lastfilesSB->setValue(rc.num_lastfiles);
2584         tooltipCB->setChecked(rc.use_tooltip);
2585 }
2586
2587
2588 void PrefUserInterface::selectUi()
2589 {
2590         QString file = form_->browseUI(internalPath(uiFileED->text()));
2591         if (!file.isEmpty())
2592                 uiFileED->setText(file);
2593 }
2594
2595
2596 /////////////////////////////////////////////////////////////////////
2597 //
2598 // PrefDocumentHandling
2599 //
2600 /////////////////////////////////////////////////////////////////////
2601
2602 PrefDocHandling::PrefDocHandling(GuiPreferences * form)
2603         : PrefModule(catLookAndFeel, N_("Document Handling"), form)
2604 {
2605         setupUi(this);
2606
2607         connect(autoSaveCB, SIGNAL(toggled(bool)),
2608                 autoSaveSB, SLOT(setEnabled(bool)));
2609         connect(autoSaveCB, SIGNAL(toggled(bool)),
2610                 TextLabel1, SLOT(setEnabled(bool)));
2611         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
2612                 this, SIGNAL(changed()));
2613         connect(singleInstanceCB, SIGNAL(clicked()),
2614                 this, SIGNAL(changed()));
2615         connect(singleCloseTabButtonCB, SIGNAL(clicked()),
2616                 this, SIGNAL(changed()));
2617         connect(closeLastViewCO, SIGNAL(activated(int)),
2618                 this, SIGNAL(changed()));
2619         connect(restoreCursorCB, SIGNAL(clicked()),
2620                 this, SIGNAL(changed()));
2621         connect(loadSessionCB, SIGNAL(clicked()),
2622                 this, SIGNAL(changed()));
2623         connect(allowGeometrySessionCB, SIGNAL(clicked()),
2624                 this, SIGNAL(changed()));
2625         connect(autoSaveSB, SIGNAL(valueChanged(int)),
2626                 this, SIGNAL(changed()));
2627         connect(autoSaveCB, SIGNAL(clicked()),
2628                 this, SIGNAL(changed()));
2629         connect(backupCB, SIGNAL(clicked()),
2630                 this, SIGNAL(changed()));
2631         connect(saveCompressedCB, SIGNAL(clicked()),
2632                 this, SIGNAL(changed()));
2633 }
2634
2635
2636 void PrefDocHandling::applyRC(LyXRC & rc) const
2637 {
2638         rc.use_lastfilepos = restoreCursorCB->isChecked();
2639         rc.load_session = loadSessionCB->isChecked();
2640         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
2641         rc.autosave = autoSaveCB->isChecked() ?  autoSaveSB->value() * 60 : 0;
2642         rc.make_backup = backupCB->isChecked();
2643         rc.save_compressed = saveCompressedCB->isChecked();
2644         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
2645         rc.single_instance = singleInstanceCB->isChecked();
2646         rc.single_close_tab_button = singleCloseTabButtonCB->isChecked();
2647
2648         switch (closeLastViewCO->currentIndex()) {
2649         case 0:
2650                 rc.close_buffer_with_last_view = "yes";
2651                 break;
2652         case 1:
2653                 rc.close_buffer_with_last_view = "no";
2654                 break;
2655         case 2:
2656                 rc.close_buffer_with_last_view = "ask";
2657                 break;
2658         default:
2659                 ;
2660         }
2661 }
2662
2663
2664 void PrefDocHandling::updateRC(LyXRC const & rc)
2665 {
2666         restoreCursorCB->setChecked(rc.use_lastfilepos);
2667         loadSessionCB->setChecked(rc.load_session);
2668         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
2669         // convert to minutes
2670         bool autosave = rc.autosave > 0;
2671         int mins = rc.autosave / 60;
2672         if (!mins)
2673                 mins = 5;
2674         autoSaveSB->setValue(mins);
2675         autoSaveCB->setChecked(autosave);
2676         autoSaveSB->setEnabled(autosave);
2677         backupCB->setChecked(rc.make_backup);
2678         saveCompressedCB->setChecked(rc.save_compressed);
2679         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
2680         singleInstanceCB->setChecked(rc.single_instance && !rc.lyxpipes.empty());
2681         singleInstanceCB->setEnabled(!rc.lyxpipes.empty());
2682         singleCloseTabButtonCB->setChecked(rc.single_close_tab_button);
2683         if (rc.close_buffer_with_last_view == "yes")
2684                 closeLastViewCO->setCurrentIndex(0);
2685         else if (rc.close_buffer_with_last_view == "no")
2686                 closeLastViewCO->setCurrentIndex(1);
2687         else if (rc.close_buffer_with_last_view == "ask")
2688                 closeLastViewCO->setCurrentIndex(2);
2689 }
2690
2691
2692 void PrefDocHandling::on_clearSessionPB_clicked()
2693 {
2694         guiApp->clearSession();
2695 }
2696
2697
2698
2699 /////////////////////////////////////////////////////////////////////
2700 //
2701 // PrefEdit
2702 //
2703 /////////////////////////////////////////////////////////////////////
2704
2705 PrefEdit::PrefEdit(GuiPreferences * form)
2706         : PrefModule(catEditing, N_("Control"), form)
2707 {
2708         setupUi(this);
2709
2710         connect(cursorFollowsCB, SIGNAL(clicked()),
2711                 this, SIGNAL(changed()));
2712         connect(scrollBelowCB, SIGNAL(clicked()),
2713                 this, SIGNAL(changed()));
2714         connect(macLikeCursorMovementCB, SIGNAL(clicked()),
2715                 this, SIGNAL(changed()));
2716         connect(sortEnvironmentsCB, SIGNAL(clicked()),
2717                 this, SIGNAL(changed()));
2718         connect(groupEnvironmentsCB, SIGNAL(clicked()),
2719                 this, SIGNAL(changed()));
2720         connect(macroEditStyleCO, SIGNAL(activated(int)),
2721                 this, SIGNAL(changed()));
2722         connect(cursorWidthSB, SIGNAL(valueChanged(int)),
2723                 this, SIGNAL(changed()));
2724         connect(fullscreenLimitGB, SIGNAL(clicked()),
2725                 this, SIGNAL(changed()));
2726         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
2727                 this, SIGNAL(changed()));
2728         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
2729                 this, SIGNAL(changed()));
2730         connect(toggleMenubarCB, SIGNAL(toggled(bool)),
2731                 this, SIGNAL(changed()));
2732         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
2733                 this, SIGNAL(changed()));
2734         connect(toggleStatusbarCB, SIGNAL(toggled(bool)),
2735                 this, SIGNAL(changed()));
2736         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
2737                 this, SIGNAL(changed()));
2738 }
2739
2740
2741 void PrefEdit::applyRC(LyXRC & rc) const
2742 {
2743         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
2744         rc.scroll_below_document = scrollBelowCB->isChecked();
2745         rc.mac_like_cursor_movement = macLikeCursorMovementCB->isChecked();
2746         rc.sort_layouts = sortEnvironmentsCB->isChecked();
2747         rc.group_layouts = groupEnvironmentsCB->isChecked();
2748         switch (macroEditStyleCO->currentIndex()) {
2749                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
2750                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
2751                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
2752         }
2753         rc.cursor_width = cursorWidthSB->value();
2754         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
2755         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
2756         rc.full_screen_statusbar = toggleStatusbarCB->isChecked();
2757         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
2758         rc.full_screen_menubar = toggleMenubarCB->isChecked();
2759         rc.full_screen_width = fullscreenWidthSB->value();
2760         rc.full_screen_limit = fullscreenLimitGB->isChecked();
2761 }
2762
2763
2764 void PrefEdit::updateRC(LyXRC const & rc)
2765 {
2766         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
2767         scrollBelowCB->setChecked(rc.scroll_below_document);
2768         macLikeCursorMovementCB->setChecked(rc.mac_like_cursor_movement);
2769         sortEnvironmentsCB->setChecked(rc.sort_layouts);
2770         groupEnvironmentsCB->setChecked(rc.group_layouts);
2771         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
2772         cursorWidthSB->setValue(rc.cursor_width);
2773         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
2774         toggleScrollbarCB->setChecked(rc.full_screen_statusbar);
2775         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
2776         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
2777         toggleMenubarCB->setChecked(rc.full_screen_menubar);
2778         fullscreenWidthSB->setValue(rc.full_screen_width);
2779         fullscreenLimitGB->setChecked(rc.full_screen_limit);
2780 }
2781
2782
2783 /////////////////////////////////////////////////////////////////////
2784 //
2785 // PrefShortcuts
2786 //
2787 /////////////////////////////////////////////////////////////////////
2788
2789
2790 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
2791 {
2792         Ui::shortcutUi::setupUi(this);
2793         QDialog::setModal(true);
2794 }
2795
2796
2797 PrefShortcuts::PrefShortcuts(GuiPreferences * form)
2798         : PrefModule(catEditing, N_("Shortcuts"), form)
2799 {
2800         setupUi(this);
2801
2802         shortcutsTW->setColumnCount(2);
2803         shortcutsTW->headerItem()->setText(0, qt_("Function"));
2804         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
2805         shortcutsTW->setSortingEnabled(true);
2806         // Multi-selection can be annoying.
2807         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
2808
2809         connect(bindFilePB, SIGNAL(clicked()),
2810                 this, SLOT(selectBind()));
2811         connect(bindFileED, SIGNAL(textChanged(QString)),
2812                 this, SIGNAL(changed()));
2813
2814         shortcut_ = new GuiShortcutDialog(this);
2815         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
2816         shortcut_bc_.setOK(shortcut_->okPB);
2817         shortcut_bc_.setCancel(shortcut_->cancelPB);
2818
2819         connect(shortcut_->okPB, SIGNAL(clicked()),
2820                 this, SIGNAL(changed()));
2821         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2822                 shortcut_, SLOT(reject()));
2823         connect(shortcut_->clearPB, SIGNAL(clicked()),
2824                 this, SLOT(shortcutClearPressed()));
2825         connect(shortcut_->removePB, SIGNAL(clicked()),
2826                 this, SLOT(shortcutRemovePressed()));
2827         connect(shortcut_->okPB, SIGNAL(clicked()),
2828                 this, SLOT(shortcutOkPressed()));
2829         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2830                 this, SLOT(shortcutCancelPressed()));
2831 }
2832
2833
2834 void PrefShortcuts::applyRC(LyXRC & rc) const
2835 {
2836         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
2837         // write user_bind and user_unbind to .lyx/bind/user.bind
2838         FileName bind_dir(addPath(package().user_support().absFileName(), "bind"));
2839         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
2840                 lyxerr << "LyX could not create the user bind directory '"
2841                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2842                 return;
2843         }
2844         if (!bind_dir.isDirWritable()) {
2845                 lyxerr << "LyX could not write to the user bind directory '"
2846                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2847                 return;
2848         }
2849         FileName user_bind_file(bind_dir.absFileName() + "/user.bind");
2850         user_unbind_.write(user_bind_file.toFilesystemEncoding(), false, true);
2851         user_bind_.write(user_bind_file.toFilesystemEncoding(), true, false);
2852         // immediately apply the keybindings. Why this is not done before?
2853         // The good thing is that the menus are updated automatically.
2854         theTopLevelKeymap().clear();
2855         theTopLevelKeymap().read("site");
2856         theTopLevelKeymap().read(rc.bind_file, 0, KeyMap::Fallback);
2857         theTopLevelKeymap().read("user", 0, KeyMap::MissingOK);
2858 }
2859
2860
2861 void PrefShortcuts::updateRC(LyXRC const & rc)
2862 {
2863         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2864         //
2865         system_bind_.clear();
2866         user_bind_.clear();
2867         user_unbind_.clear();
2868         system_bind_.read("site");
2869         system_bind_.read(rc.bind_file);
2870         // \unbind in user.bind is added to user_unbind_
2871         user_bind_.read("user", &user_unbind_, KeyMap::MissingOK);
2872         updateShortcutsTW();
2873 }
2874
2875
2876 void PrefShortcuts::updateShortcutsTW()
2877 {
2878         shortcutsTW->clear();
2879
2880         editItem_ = new QTreeWidgetItem(shortcutsTW);
2881         editItem_->setText(0, qt_("Cursor, Mouse and Editing Functions"));
2882         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2883
2884         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2885         mathItem_->setText(0, qt_("Mathematical Symbols"));
2886         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2887
2888         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2889         bufferItem_->setText(0, qt_("Document and Window"));
2890         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2891
2892         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2893         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2894         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2895
2896         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2897         systemItem_->setText(0, qt_("System and Miscellaneous"));
2898         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2899
2900         // listBindings(unbound=true) lists all bound and unbound lfuns
2901         // Items in this list is tagged by its source.
2902         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2903                 KeyMap::System);
2904         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2905                 KeyMap::UserBind);
2906         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2907                 KeyMap::UserUnbind);
2908         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2909                         user_bindinglist.end());
2910         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2911                         user_unbindinglist.end());
2912
2913         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2914         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2915         for (; it != it_end; ++it)
2916                 insertShortcutItem(it->request, it->sequence, KeyMap::ItemType(it->tag));
2917
2918         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2919         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2920         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2921         modifyPB->setEnabled(!items.isEmpty());
2922
2923         shortcutsTW->resizeColumnToContents(0);
2924 }
2925
2926
2927 void PrefShortcuts::setItemType(QTreeWidgetItem * item, KeyMap::ItemType tag)
2928 {
2929         item->setData(0, Qt::UserRole, QVariant(tag));
2930         QFont font;
2931
2932         switch (tag) {
2933         case KeyMap::System:
2934                 break;
2935         case KeyMap::UserBind:
2936                 font.setBold(true);
2937                 break;
2938         case KeyMap::UserUnbind:
2939                 font.setStrikeOut(true);
2940                 break;
2941         // this item is not displayed now.
2942         case KeyMap::UserExtraUnbind:
2943                 font.setStrikeOut(true);
2944                 break;
2945         }
2946
2947         item->setFont(1, font);
2948 }
2949
2950
2951 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2952                 KeySequence const & seq, KeyMap::ItemType tag)
2953 {
2954         FuncCode const action = lfun.action();
2955         string const action_name = lyxaction.getActionName(action);
2956         QString const lfun_name = toqstr(from_utf8(action_name)
2957                         + ' ' + lfun.argument());
2958         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2959         KeyMap::ItemType item_tag = tag;
2960
2961         QTreeWidgetItem * newItem = 0;
2962         // for unbind items, try to find an existing item in the system bind list
2963         if (tag == KeyMap::UserUnbind) {
2964                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2965                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2966                 for (int i = 0; i < items.size(); ++i) {
2967                         if (items[i]->text(1) == shortcut)
2968                                 newItem = items[i];
2969                                 break;
2970                         }
2971                 // if not found, this unbind item is KeyMap::UserExtraUnbind
2972                 // Such an item is not displayed to avoid confusion (what is
2973                 // unmatched removed?).
2974                 if (!newItem) {
2975                         item_tag = KeyMap::UserExtraUnbind;
2976                         return 0;
2977                 }
2978         }
2979         if (!newItem) {
2980                 switch(lyxaction.getActionType(action)) {
2981                 case LyXAction::Hidden:
2982                         return 0;
2983                 case LyXAction::Edit:
2984                         newItem = new QTreeWidgetItem(editItem_);
2985                         break;
2986                 case LyXAction::Math:
2987                         newItem = new QTreeWidgetItem(mathItem_);
2988                         break;
2989                 case LyXAction::Buffer:
2990                         newItem = new QTreeWidgetItem(bufferItem_);
2991                         break;
2992                 case LyXAction::Layout:
2993                         newItem = new QTreeWidgetItem(layoutItem_);
2994                         break;
2995                 case LyXAction::System:
2996                         newItem = new QTreeWidgetItem(systemItem_);
2997                         break;
2998                 default:
2999                         // this should not happen
3000                         newItem = new QTreeWidgetItem(shortcutsTW);
3001                 }
3002         }
3003
3004         newItem->setText(0, lfun_name);
3005         newItem->setText(1, shortcut);
3006         // record BindFile representation to recover KeySequence when needed.
3007         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
3008         setItemType(newItem, item_tag);
3009         return newItem;
3010 }
3011
3012
3013 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
3014 {
3015         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
3016         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
3017         modifyPB->setEnabled(!items.isEmpty());
3018         if (items.isEmpty())
3019                 return;
3020
3021         KeyMap::ItemType tag =
3022                 static_cast<KeyMap::ItemType>(items[0]->data(0, Qt::UserRole).toInt());
3023         if (tag == KeyMap::UserUnbind)
3024                 removePB->setText(qt_("Res&tore"));
3025         else
3026                 removePB->setText(qt_("Remo&ve"));
3027 }
3028
3029
3030 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
3031 {
3032         modifyShortcut();
3033 }
3034
3035
3036 void PrefShortcuts::modifyShortcut()
3037 {
3038         QTreeWidgetItem * item = shortcutsTW->currentItem();
3039         if (item->flags() & Qt::ItemIsSelectable) {
3040                 shortcut_->lfunLE->setText(item->text(0));
3041                 save_lfun_ = item->text(0).trimmed();
3042                 shortcut_->shortcutWG->setText(item->text(1));
3043                 KeySequence seq;
3044                 seq.parse(fromqstr(item->data(1, Qt::UserRole).toString()));
3045                 shortcut_->shortcutWG->setKeySequence(seq);
3046                 shortcut_->shortcutWG->setFocus();
3047                 shortcut_->exec();
3048         }
3049 }
3050
3051
3052 void PrefShortcuts::removeShortcut()
3053 {
3054         // it seems that only one item can be selected, but I am
3055         // removing all selected items anyway.
3056         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
3057         for (int i = 0; i < items.size(); ++i) {
3058                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
3059                 string lfun = fromqstr(items[i]->text(0));
3060                 FuncRequest func = lyxaction.lookupFunc(lfun);
3061                 KeyMap::ItemType tag =
3062                         static_cast<KeyMap::ItemType>(items[i]->data(0, Qt::UserRole).toInt());
3063
3064                 switch (tag) {
3065                 case KeyMap::System: {
3066                         // for system bind, we do not touch the item
3067                         // but add an user unbind item
3068                         user_unbind_.bind(shortcut, func);
3069                         setItemType(items[i], KeyMap::UserUnbind);
3070                         removePB->setText(qt_("Res&tore"));
3071                         break;
3072                 }
3073                 case KeyMap::UserBind: {
3074                         // for user_bind, we remove this bind
3075                         QTreeWidgetItem * parent = items[i]->parent();
3076                         int itemIdx = parent->indexOfChild(items[i]);
3077                         parent->takeChild(itemIdx);
3078                         if (itemIdx > 0)
3079                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
3080                         else
3081                                 shortcutsTW->scrollToItem(parent);
3082                         user_bind_.unbind(shortcut, func);
3083                         break;
3084                 }
3085                 case KeyMap::UserUnbind: {
3086                         // for user_unbind, we remove the unbind, and the item
3087                         // become KeyMap::System again.
3088                         user_unbind_.unbind(shortcut, func);
3089                         setItemType(items[i], KeyMap::System);
3090                         removePB->setText(qt_("Remo&ve"));
3091                         break;
3092                 }
3093                 case KeyMap::UserExtraUnbind: {
3094                         // for user unbind that is not in system bind file,
3095                         // remove this unbind file
3096                         QTreeWidgetItem * parent = items[i]->parent();
3097                         parent->takeChild(parent->indexOfChild(items[i]));
3098                         user_unbind_.unbind(shortcut, func);
3099                 }
3100                 }
3101         }
3102 }
3103
3104
3105 void PrefShortcuts::selectBind()
3106 {
3107         QString file = form_->browsebind(internalPath(bindFileED->text()));
3108         if (!file.isEmpty()) {
3109                 bindFileED->setText(file);
3110                 system_bind_ = KeyMap();
3111                 system_bind_.read(fromqstr(file));
3112                 updateShortcutsTW();
3113         }
3114 }
3115
3116
3117 void PrefShortcuts::on_modifyPB_pressed()
3118 {
3119         modifyShortcut();
3120 }
3121
3122
3123 void PrefShortcuts::on_newPB_pressed()
3124 {
3125         shortcut_->lfunLE->clear();
3126         shortcut_->shortcutWG->reset();
3127         save_lfun_ = QString();
3128         shortcut_->exec();
3129 }
3130
3131
3132 void PrefShortcuts::on_removePB_pressed()
3133 {
3134         changed();
3135         removeShortcut();
3136 }
3137
3138
3139 void PrefShortcuts::on_searchLE_textEdited()
3140 {
3141         if (searchLE->text().isEmpty()) {
3142                 // show all hidden items
3143                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
3144                 while (*it)
3145                         shortcutsTW->setItemHidden(*it++, false);
3146                 return;
3147         }
3148         // search both columns
3149         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
3150                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
3151         matched += shortcutsTW->findItems(searchLE->text(),
3152                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
3153
3154         // hide everyone (to avoid searching in matched QList repeatedly
3155         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
3156         while (*it)
3157                 shortcutsTW->setItemHidden(*it++, true);
3158         // show matched items
3159         for (int i = 0; i < matched.size(); ++i) {
3160                 shortcutsTW->setItemHidden(matched[i], false);
3161         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
3162         }
3163 }
3164
3165
3166 docstring makeCmdString(FuncRequest const & f)
3167 {
3168         docstring actionStr = from_ascii(lyxaction.getActionName(f.action()));
3169         if (!f.argument().empty())
3170                 actionStr += " " + f.argument();
3171         return actionStr;
3172 }
3173
3174
3175 void PrefShortcuts::shortcutOkPressed()
3176 {
3177         QString const new_lfun = shortcut_->lfunLE->text();
3178         FuncRequest func = lyxaction.lookupFunc(fromqstr(new_lfun));
3179
3180         if (func.action() == LFUN_UNKNOWN_ACTION) {
3181                 Alert::error(_("Failed to create shortcut"),
3182                         _("Unknown or invalid LyX function"));
3183                 return;
3184         }
3185
3186         KeySequence k = shortcut_->shortcutWG->getKeySequence();
3187         if (k.length() == 0) {
3188                 Alert::error(_("Failed to create shortcut"),
3189                         _("Invalid or empty key sequence"));
3190                 return;
3191         }
3192
3193         // check to see if there's been any change
3194         FuncRequest oldBinding = system_bind_.getBinding(k);
3195         if (oldBinding.action() == LFUN_UNKNOWN_ACTION)
3196                 oldBinding = user_bind_.getBinding(k);
3197         if (oldBinding == func)
3198                 // nothing has changed
3199                 return;
3200
3201         // make sure this key isn't already bound---and, if so, prompt user
3202         FuncCode const unbind = user_unbind_.getBinding(k).action();
3203         docstring const action_string = makeCmdString(oldBinding);
3204         if (oldBinding.action() > LFUN_NOACTION && unbind == LFUN_UNKNOWN_ACTION
3205                   && save_lfun_ != toqstr(action_string)) {
3206                 docstring const new_action_string = makeCmdString(func);
3207                 docstring const text = bformat(_("Shortcut `%1$s' is already bound to "
3208                                                  "%2$s.\n"
3209                                                  "Are you sure you want to unbind the "
3210                                                  "current shortcut and bind it to %3$s?"),
3211                                                k.print(KeySequence::ForGui), action_string,
3212                                                new_action_string);
3213                 int ret = Alert::prompt(_("Redefine shortcut?"),
3214                                         text, 0, 1, _("&Redefine"), _("&Cancel"));
3215                 if (ret != 0)
3216                         return;
3217                 QString const sequence_text = toqstr(k.print(KeySequence::ForGui));
3218                 QList<QTreeWidgetItem*> items = shortcutsTW->findItems(sequence_text,
3219                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 1);
3220                 if (items.size() > 0) {
3221                         // should always happen
3222                         bool expanded = items[0]->parent()->isExpanded();
3223                         shortcutsTW->setCurrentItem(items[0]);
3224                         removeShortcut();
3225                         shortcutsTW->setCurrentItem(0);
3226                         // make sure user doesn't see tree expansion if
3227                         // old binding wasn't in an expanded tree
3228                         if (!expanded)
3229                                 items[0]->parent()->setExpanded(false);
3230                 }
3231         }
3232
3233         shortcut_->accept();
3234
3235         if (!save_lfun_.isEmpty())
3236                 // real modification of the lfun's shortcut,
3237                 // so remove the previous one
3238                 removeShortcut();
3239
3240         QTreeWidgetItem * item = insertShortcutItem(func, k, KeyMap::UserBind);
3241         if (item) {
3242                 user_bind_.bind(&k, func);
3243                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
3244                 shortcutsTW->setItemExpanded(item->parent(), true);
3245                 shortcutsTW->scrollToItem(item);
3246         } else {
3247                 Alert::error(_("Failed to create shortcut"),
3248                         _("Can not insert shortcut to the list"));
3249                 return;
3250         }
3251 }
3252
3253
3254 void PrefShortcuts::shortcutCancelPressed()
3255 {
3256         shortcut_->shortcutWG->reset();
3257 }
3258
3259
3260 void PrefShortcuts::shortcutClearPressed()
3261 {
3262         shortcut_->shortcutWG->reset();
3263 }
3264
3265
3266 void PrefShortcuts::shortcutRemovePressed()
3267 {
3268         shortcut_->shortcutWG->removeFromSequence();
3269 }
3270
3271
3272 /////////////////////////////////////////////////////////////////////
3273 //
3274 // PrefIdentity
3275 //
3276 /////////////////////////////////////////////////////////////////////
3277
3278 PrefIdentity::PrefIdentity(GuiPreferences * form)
3279         : PrefModule(QString(), N_("Identity"), form)
3280 {
3281         setupUi(this);
3282
3283         connect(nameED, SIGNAL(textChanged(QString)),
3284                 this, SIGNAL(changed()));
3285         connect(emailED, SIGNAL(textChanged(QString)),
3286                 this, SIGNAL(changed()));
3287
3288         nameED->setValidator(new NoNewLineValidator(nameED));
3289         emailED->setValidator(new NoNewLineValidator(emailED));
3290 }
3291
3292
3293 void PrefIdentity::applyRC(LyXRC & rc) const
3294 {
3295         rc.user_name = fromqstr(nameED->text());
3296         rc.user_email = fromqstr(emailED->text());
3297 }
3298
3299
3300 void PrefIdentity::updateRC(LyXRC const & rc)
3301 {
3302         nameED->setText(toqstr(rc.user_name));
3303         emailED->setText(toqstr(rc.user_email));
3304 }
3305
3306
3307
3308 /////////////////////////////////////////////////////////////////////
3309 //
3310 // GuiPreferences
3311 //
3312 /////////////////////////////////////////////////////////////////////
3313
3314 GuiPreferences::GuiPreferences(GuiView & lv)
3315         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
3316 {
3317         setupUi(this);
3318
3319         QDialog::setModal(false);
3320
3321         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
3322         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
3323         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
3324         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
3325
3326         addModule(new PrefUserInterface(this));
3327         addModule(new PrefDocHandling(this));
3328         addModule(new PrefEdit(this));
3329         addModule(new PrefShortcuts(this));
3330         PrefScreenFonts * screenfonts = new PrefScreenFonts(this);
3331         connect(this, SIGNAL(prefsApplied(LyXRC const &)),
3332                         screenfonts, SLOT(updateScreenFontSizes(LyXRC const &)));
3333         addModule(screenfonts);
3334         addModule(new PrefColors(this));
3335         addModule(new PrefDisplay(this));
3336         addModule(new PrefInput(this));
3337         addModule(new PrefCompletion(this));
3338
3339         addModule(new PrefPaths(this));
3340
3341         addModule(new PrefIdentity(this));
3342
3343         addModule(new PrefLanguage(this));
3344         addModule(new PrefSpellchecker(this));
3345
3346         //for strftime validator
3347         PrefOutput * output = new PrefOutput(this);
3348         addModule(output);
3349         addModule(new PrefPrinter(this));
3350         addModule(new PrefLatex(this));
3351
3352         PrefConverters * converters = new PrefConverters(this);
3353         PrefFileformats * formats = new PrefFileformats(this);
3354         connect(formats, SIGNAL(formatsChanged()),
3355                         converters, SLOT(updateGui()));
3356         addModule(converters);
3357         addModule(formats);
3358
3359         prefsPS->setCurrentPanel("User Interface");
3360 // FIXME: hack to work around resizing bug in Qt >= 4.2
3361 // bug verified with Qt 4.2.{0-3} (JSpitzm)
3362 #if QT_VERSION >= 0x040200
3363         prefsPS->updateGeometry();
3364 #endif
3365
3366         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
3367         bc().setOK(savePB);
3368         bc().setApply(applyPB);
3369         bc().setCancel(closePB);
3370         bc().setRestore(restorePB);
3371
3372         // initialize the strftime validator
3373         bc().addCheckedLineEdit(output->DateED);
3374 }
3375
3376
3377 void GuiPreferences::addModule(PrefModule * module)
3378 {
3379         LASSERT(module, return);
3380         if (module->category().isEmpty())
3381                 prefsPS->addPanel(module, module->title());
3382         else
3383                 prefsPS->addPanel(module, module->title(), module->category());
3384         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
3385         modules_.push_back(module);
3386 }
3387
3388
3389 void GuiPreferences::change_adaptor()
3390 {
3391         changed();
3392 }
3393
3394
3395 void GuiPreferences::applyRC(LyXRC & rc) const
3396 {
3397         size_t end = modules_.size();
3398         for (size_t i = 0; i != end; ++i)
3399                 modules_[i]->applyRC(rc);
3400 }
3401
3402
3403 void GuiPreferences::updateRC(LyXRC const & rc)
3404 {
3405         size_t const end = modules_.size();
3406         for (size_t i = 0; i != end; ++i)
3407                 modules_[i]->updateRC(rc);
3408 }
3409
3410
3411 void GuiPreferences::applyView()
3412 {
3413         applyRC(rc());
3414 }
3415
3416
3417 bool GuiPreferences::initialiseParams(string const &)
3418 {
3419         rc_ = lyxrc;
3420         formats_ = lyx::formats;
3421         converters_ = theConverters();
3422         converters_.update(formats_);
3423         movers_ = theMovers();
3424         colors_.clear();
3425         update_screen_font_ = false;
3426
3427         updateRC(rc_);
3428         // Make sure that the bc is in the INITIAL state
3429         if (bc().policy().buttonStatus(ButtonPolicy::RESTORE))
3430                 bc().restore();
3431
3432         return true;
3433 }
3434
3435
3436 void GuiPreferences::dispatchParams()
3437 {
3438         ostringstream ss;
3439         rc_.write(ss, true);
3440         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
3441         // issue prefsApplied signal. This will update the
3442         // localized screen font sizes.
3443         prefsApplied(rc_);
3444         // FIXME: these need lfuns
3445         // FIXME UNICODE
3446         Author const & author =
3447                 Author(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
3448         theBufferList().recordCurrentAuthor(author);
3449
3450         lyx::formats = formats_;
3451
3452         theConverters() = converters_;
3453         theConverters().update(lyx::formats);
3454         theConverters().buildGraph();
3455
3456         theMovers() = movers_;
3457
3458         vector<string>::const_iterator it = colors_.begin();
3459         vector<string>::const_iterator const end = colors_.end();
3460         for (; it != end; ++it)
3461                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
3462         colors_.clear();
3463
3464         if (update_screen_font_) {
3465                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
3466                 update_screen_font_ = false;
3467         }
3468
3469         theBufferList().updatePreviews();
3470
3471         // The Save button has been pressed
3472         if (isClosing())
3473                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
3474 }
3475
3476
3477 void GuiPreferences::setColor(ColorCode col, QString const & hex)
3478 {
3479         colors_.push_back(lcolor.getLyXName(col) + ' ' + fromqstr(hex));
3480 }
3481
3482
3483 void GuiPreferences::updateScreenFonts()
3484 {
3485         update_screen_font_ = true;
3486 }
3487
3488
3489 QString GuiPreferences::browsebind(QString const & file) const
3490 {
3491         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
3492                              QStringList(qt_("LyX bind files (*.bind)")));
3493 }
3494
3495
3496 QString GuiPreferences::browseUI(QString const & file) const
3497 {
3498         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
3499                              QStringList(qt_("LyX UI files (*.ui)")));
3500 }
3501
3502
3503 QString GuiPreferences::browsekbmap(QString const & file) const
3504 {
3505         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
3506                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
3507 }
3508
3509
3510 QString GuiPreferences::browse(QString const & file,
3511         QString const & title) const
3512 {
3513         return browseFile(file, title, QStringList(), true);
3514 }
3515
3516
3517 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
3518
3519
3520 } // namespace frontend
3521 } // namespace lyx
3522
3523 #include "moc_GuiPrefs.cpp"