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 "FileDialog.h"
  17 #include "GuiApplication.h"
  18 #include "GuiFontExample.h"
  19 #include "GuiFontLoader.h"
  20 #include "GuiKeySymbol.h"
  21 #include "qt_helpers.h"
  22
  23 #include "BufferList.h"
  24 #include "Color.h"
  25 #include "ConverterCache.h"
  26 #include "FuncRequest.h"
  27 #include "KeyMap.h"
  28 #include "KeySequence.h"
  29 #include "Language.h"
  30 #include "LyXAction.h"
  31 #include "PanelStack.h"
  32 #include "paper.h"
  33 #include "Session.h"
  34
  35 #include "support/debug.h"
  36 #include "support/FileName.h"
  37 #include "support/filetools.h"
  38 #include "support/foreach.h"
  39 #include "support/gettext.h"
  40 #include "support/lstrings.h"
  41 #include "support/os.h"
  42 #include "support/Package.h"
  43
  44 #include "graphics/GraphicsTypes.h"
  45
  46 #include "frontends/alert.h"
  47 #include "frontends/Application.h"
  48
  49 #include <QAbstractItemModel>
  50 #include <QCheckBox>
  51 #include <QColorDialog>
  52 #include <QFontDatabase>
  53 #include <QHeaderView>
  54 #include <QLineEdit>
  55 #include <QPixmapCache>
  56 #include <QPushButton>
  57 #include <QSpinBox>
  58 #include <QString>
  59 #include <QTreeWidget>
  60 #include <QTreeWidgetItem>
  61 #include <QValidator>
  62
  63 #include <iomanip>
  64 #include <sstream>
  65 #include <algorithm>
  66
  67 using namespace Ui;
  68
  69 using namespace std;
  70 using namespace lyx::support;
  71 using namespace lyx::support::os;
  72
  73 namespace lyx {
  74 namespace frontend {
  75
  76 /////////////////////////////////////////////////////////////////////
  77 //
  78 // Browser Helpers
  79 //
  80 /////////////////////////////////////////////////////////////////////
  81
  82 /** Launch a file dialog and return the chosen file.
  83         filename: a suggested filename.
  84         title: the title of the dialog.
  85         pattern: *.ps etc.
  86         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
  87 */
  88 QString browseFile(QString const & filename,
  89         QString const & title,
  90         QStringList const & filters,
  91         bool save = false,
  92         QString const & label1 = QString(),
  93         QString const & dir1 = QString(),
  94         QString const & label2 = QString(),
  95         QString const & dir2 = QString())
  96 {
  97         QString lastPath = ".";
  98         if (!filename.isEmpty())
  99                 lastPath = onlyPath(filename);
 100
 101         FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
 102         dlg.setButton2(label1, dir1);
 103         dlg.setButton2(label2, dir2);
 104
 105         FileDialog::Result result;
 106
 107         if (save)
 108                 result = dlg.save(lastPath, filters, onlyFilename(filename));
 109         else
 110                 result = dlg.open(lastPath, filters, onlyFilename(filename));
 111
 112         return result.second;
 113 }
 114
 115
 116 /** Wrapper around browseFile which tries to provide a filename
 117 *  relative to the user or system directory. The dir, name and ext
 118 *  parameters have the same meaning as in the
 119 *  support::LibFileSearch function.
 120 */
 121 QString browseLibFile(QString const & dir,
 122         QString const & name,
 123         QString const & ext,
 124         QString const & title,
 125         QStringList const & filters)
 126 {
 127         // FIXME UNICODE
 128         QString const label1 = qt_("System files|#S#s");
 129         QString const dir1 =
 130                 toqstr(addName(package().system_support().absFilename(), fromqstr(dir)));
 131
 132         QString const label2 = qt_("User files|#U#u");
 133         QString const dir2 =
 134                 toqstr(addName(package().user_support().absFilename(), fromqstr(dir)));
 135
 136         QString const result = browseFile(toqstr(
 137                 libFileSearch(dir, name, ext).absFilename()),
 138                 title, filters, false, dir1, dir2);
 139
 140         // remove the extension if it is the default one
 141         QString noextresult;
 142         if (getExtension(result) == ext)
 143                 noextresult = removeExtension(result);
 144         else
 145                 noextresult = result;
 146
 147         // remove the directory, if it is the default one
 148         QString const file = onlyFilename(noextresult);
 149         if (toqstr(libFileSearch(dir, file, ext).absFilename()) == result)
 150                 return file;
 151         else
 152                 return noextresult;
 153 }
 154
 155
 156 /** Launch a file dialog and return the chosen directory.
 157         pathname: a suggested pathname.
 158         title: the title of the dialog.
 159         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
 160 */
 161 QString browseDir(QString const & pathname,
 162         QString const & title,
 163         QString const & label1 = QString(),
 164         QString const & dir1 = QString(),
 165         QString const & label2 = QString(),
 166         QString const & dir2 = QString())
 167 {
 168         QString lastPath = ".";
 169         if (!pathname.isEmpty())
 170                 lastPath = onlyPath(pathname);
 171
 172         FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
 173         dlg.setButton1(label1, dir1);
 174         dlg.setButton2(label2, dir2);
 175
 176         FileDialog::Result const result =
 177                 dlg.opendir(lastPath, onlyFilename(pathname));
 178
 179         return result.second;
 180 }
 181
 182
 183 } // namespace frontend
 184
 185
 186 QString browseRelFile(QString const & filename, QString const & refpath,
 187         QString const & title, QStringList const & filters, bool save,
 188         QString const & label1, QString const & dir1,
 189         QString const & label2, QString const & dir2)
 190 {
 191         QString const fname = makeAbsPath(filename, refpath);
 192
 193
 194         QString const outname =
 195                 frontend::browseFile(fname, title, filters, save, label1, dir1, label2, dir2);
 196
 197         QString const reloutname =
 198                 toqstr(makeRelPath(qstring_to_ucs4(outname), qstring_to_ucs4(refpath)));
 199
 200         if (reloutname.startsWith("../"))
 201                 return outname;
 202         else
 203                 return reloutname;
 204 }
 205
 206
 207
 208 /////////////////////////////////////////////////////////////////////
 209 //
 210 // Helpers
 211 //
 212 /////////////////////////////////////////////////////////////////////
 213
 214 namespace frontend {
 215
 216 string const catLookAndFeel = N_("Look & Feel");
 217 string const catEditing = N_("Editing");
 218 string const catLanguage = N_("Language Settings");
 219 string const catOutput = N_("Output");
 220 string const catFiles = N_("File Handling");
 221
 222 static void parseFontName(QString const & mangled0,
 223         string & name, string & foundry)
 224 {
 225         string mangled = fromqstr(mangled0);
 226         size_t const idx = mangled.find('[');
 227         if (idx == string::npos || idx == 0) {
 228                 name = mangled;
 229                 foundry.clear();
 230         } else {
 231                 name = mangled.substr(0, idx - 1),
 232                 foundry = mangled.substr(idx + 1, mangled.size() - idx - 2);
 233         }
 234 }
 235
 236
 237 static void setComboxFont(QComboBox * cb, string const & family,
 238         string const & foundry)
 239 {
 240         QString fontname = toqstr(family);
 241         if (!foundry.empty())
 242                 fontname += " [" + toqstr(foundry) + ']';
 243
 244         for (int i = 0; i != cb->count(); ++i) {
 245                 if (cb->itemText(i) == fontname) {
 246                         cb->setCurrentIndex(i);
 247                         return;
 248                 }
 249         }
 250
 251         // Try matching without foundry name
 252
 253         // We count in reverse in order to prefer the Xft foundry
 254         for (int i = cb->count(); --i >= 0;) {
 255                 string name, foundry;
 256                 parseFontName(cb->itemText(i), name, foundry);
 257                 if (compare_ascii_no_case(name, family) == 0) {
 258                         cb->setCurrentIndex(i);
 259                         return;
 260                 }
 261         }
 262
 263         // family alone can contain e.g. "Helvetica [Adobe]"
 264         string tmpname, tmpfoundry;
 265         parseFontName(toqstr(family), tmpname, tmpfoundry);
 266
 267         // We count in reverse in order to prefer the Xft foundry
 268         for (int i = cb->count(); --i >= 0; ) {
 269                 string name, foundry;
 270                 parseFontName(cb->itemText(i), name, foundry);
 271                 if (compare_ascii_no_case(name, foundry) == 0) {
 272                         cb->setCurrentIndex(i);
 273                         return;
 274                 }
 275         }
 276
 277         // Bleh, default fonts, and the names couldn't be found. Hack
 278         // for bug 1063.
 279
 280         QFont font;
 281         font.setKerning(false);
 282
 283         QString const font_family = toqstr(family);
 284         if (font_family == guiApp->romanFontName()) {
 285                 font.setStyleHint(QFont::Serif);
 286                 font.setFamily(font_family);
 287         } else if (font_family == guiApp->sansFontName()) {
 288                 font.setStyleHint(QFont::SansSerif);
 289                 font.setFamily(font_family);
 290         } else if (font_family == guiApp->typewriterFontName()) {
 291                 font.setStyleHint(QFont::TypeWriter);
 292                 font.setFamily(font_family);
 293         } else {
 294                 LYXERR0("FAILED to find the default font: '"
 295                        << foundry << "', '" << family << '\'');
 296                 return;
 297         }
 298
 299         QFontInfo info(font);
 300         string default_font_name, dummyfoundry;
 301         parseFontName(info.family(), default_font_name, dummyfoundry);
 302         LYXERR0("Apparent font is " << default_font_name);
 303
 304         for (int i = 0; i < cb->count(); ++i) {
 305                 LYXERR0("Looking at " << cb->itemText(i));
 306                 if (compare_ascii_no_case(fromqstr(cb->itemText(i)),
 307                                     default_font_name) == 0) {
 308                         cb->setCurrentIndex(i);
 309                         return;
 310                 }
 311         }
 312
 313         LYXERR0("FAILED to find the font: '"
 314                << foundry << "', '" << family << '\'');
 315 }
 316
 317
 318
 319 /////////////////////////////////////////////////////////////////////
 320 //
 321 // PrefPlaintext
 322 //
 323 /////////////////////////////////////////////////////////////////////
 324
 325 PrefPlaintext::PrefPlaintext(QWidget * parent)
 326         : PrefModule(qt_(catOutput), qt_("Plain text"), 0, parent)
 327 {
 328         setupUi(this);
 329         connect(plaintextLinelengthSB, SIGNAL(valueChanged(int)),
 330                 this, SIGNAL(changed()));
 331         connect(plaintextRoffED, SIGNAL(textChanged(QString)),
 332                 this, SIGNAL(changed()));
 333 }
 334
 335
 336 void PrefPlaintext::apply(LyXRC & rc) const
 337 {
 338         rc.plaintext_linelen = plaintextLinelengthSB->value();
 339         rc.plaintext_roff_command = fromqstr(plaintextRoffED->text());
 340 }
 341
 342
 343 void PrefPlaintext::update(LyXRC const & rc)
 344 {
 345         plaintextLinelengthSB->setValue(rc.plaintext_linelen);
 346         plaintextRoffED->setText(toqstr(rc.plaintext_roff_command));
 347 }
 348
 349
 350 /////////////////////////////////////////////////////////////////////
 351 //
 352 // PrefDate
 353 //
 354 /////////////////////////////////////////////////////////////////////
 355
 356 PrefDate::PrefDate(QWidget * parent)
 357         : PrefModule(qt_(catOutput), qt_("Date format"), 0, parent)
 358 {
 359         setupUi(this);
 360         connect(DateED, SIGNAL(textChanged(QString)),
 361                 this, SIGNAL(changed()));
 362 }
 363
 364
 365 void PrefDate::apply(LyXRC & rc) const
 366 {
 367         rc.date_insert_format = fromqstr(DateED->text());
 368 }
 369
 370
 371 void PrefDate::update(LyXRC const & rc)
 372 {
 373         DateED->setText(toqstr(rc.date_insert_format));
 374 }
 375
 376
 377 /////////////////////////////////////////////////////////////////////
 378 //
 379 // PrefInput
 380 //
 381 /////////////////////////////////////////////////////////////////////
 382
 383 PrefInput::PrefInput(GuiPreferences * form, QWidget * parent)
 384         : PrefModule(qt_(catEditing), qt_("Keyboard/Mouse"), form, parent)
 385 {
 386         setupUi(this);
 387
 388         connect(keymapCB, SIGNAL(clicked()),
 389                 this, SIGNAL(changed()));
 390         connect(firstKeymapED, SIGNAL(textChanged(QString)),
 391                 this, SIGNAL(changed()));
 392         connect(secondKeymapED, SIGNAL(textChanged(QString)),
 393                 this, SIGNAL(changed()));
 394         connect(mouseWheelSpeedSB, SIGNAL(valueChanged(double)),
 395                 this, SIGNAL(changed()));
 396 }
 397
 398
 399 void PrefInput::apply(LyXRC & rc) const
 400 {
 401         // FIXME: can derive CB from the two EDs
 402         rc.use_kbmap = keymapCB->isChecked();
 403         rc.primary_kbmap = internal_path(fromqstr(firstKeymapED->text()));
 404         rc.secondary_kbmap = internal_path(fromqstr(secondKeymapED->text()));
 405         rc.mouse_wheel_speed = mouseWheelSpeedSB->value();
 406 }
 407
 408
 409 void PrefInput::update(LyXRC const & rc)
 410 {
 411         // FIXME: can derive CB from the two EDs
 412         keymapCB->setChecked(rc.use_kbmap);
 413         firstKeymapED->setText(toqstr(external_path(rc.primary_kbmap)));
 414         secondKeymapED->setText(toqstr(external_path(rc.secondary_kbmap)));
 415         mouseWheelSpeedSB->setValue(rc.mouse_wheel_speed);
 416 }
 417
 418
 419 QString PrefInput::testKeymap(QString keymap)
 420 {
 421         return form_->browsekbmap(toqstr(internal_path(fromqstr(keymap))));
 422 }
 423
 424
 425 void PrefInput::on_firstKeymapPB_clicked(bool)
 426 {
 427         QString const file = testKeymap(firstKeymapED->text());
 428         if (!file.isEmpty())
 429                 firstKeymapED->setText(file);
 430 }
 431
 432
 433 void PrefInput::on_secondKeymapPB_clicked(bool)
 434 {
 435         QString const file = testKeymap(secondKeymapED->text());
 436         if (!file.isEmpty())
 437                 secondKeymapED->setText(file);
 438 }
 439
 440
 441 void PrefInput::on_keymapCB_toggled(bool keymap)
 442 {
 443         firstKeymapLA->setEnabled(keymap);
 444         secondKeymapLA->setEnabled(keymap);
 445         firstKeymapED->setEnabled(keymap);
 446         secondKeymapED->setEnabled(keymap);
 447         firstKeymapPB->setEnabled(keymap);
 448         secondKeymapPB->setEnabled(keymap);
 449 }
 450
 451
 452 /////////////////////////////////////////////////////////////////////
 453 //
 454 // PrefCompletion
 455 //
 456 /////////////////////////////////////////////////////////////////////
 457
 458 PrefCompletion::PrefCompletion(GuiPreferences * form, QWidget * parent)
 459         : PrefModule(qt_(catEditing), qt_("Input Completion"), form, parent)
 460 {
 461         setupUi(this);
 462
 463         connect(inlineDelaySB, SIGNAL(valueChanged(double)),
 464                 this, SIGNAL(changed()));
 465         connect(inlineMathCB, SIGNAL(clicked()),
 466                 this, SIGNAL(changed()));
 467         connect(inlineTextCB, SIGNAL(clicked()),
 468                 this, SIGNAL(changed()));
 469         connect(inlineDotsCB, SIGNAL(clicked()),
 470                 this, SIGNAL(changed()));
 471         connect(popupDelaySB, SIGNAL(valueChanged(double)),
 472                 this, SIGNAL(changed()));
 473         connect(popupMathCB, SIGNAL(clicked()),
 474                 this, SIGNAL(changed()));
 475         connect(popupTextCB, SIGNAL(clicked()),
 476                 this, SIGNAL(changed()));
 477         connect(popupAfterCompleteCB, SIGNAL(clicked()),
 478                 this, SIGNAL(changed()));
 479         connect(cursorTextCB, SIGNAL(clicked()),
 480                 this, SIGNAL(changed()));
 481 }
 482
 483
 484 void PrefCompletion::apply(LyXRC & rc) const
 485 {
 486         rc.completion_inline_delay = inlineDelaySB->value();
 487         rc.completion_inline_math = inlineMathCB->isChecked();
 488         rc.completion_inline_text = inlineTextCB->isChecked();
 489         rc.completion_inline_dots = inlineDotsCB->isChecked() ? 13 : -1;
 490         rc.completion_popup_delay = popupDelaySB->value();
 491         rc.completion_popup_math = popupMathCB->isChecked();
 492         rc.completion_popup_text = popupTextCB->isChecked();
 493         rc.completion_cursor_text = cursorTextCB->isChecked();
 494         rc.completion_popup_after_complete =
 495                 popupAfterCompleteCB->isChecked();
 496 }
 497
 498
 499 void PrefCompletion::update(LyXRC const & rc)
 500 {
 501         inlineDelaySB->setValue(rc.completion_inline_delay);
 502         inlineMathCB->setChecked(rc.completion_inline_math);
 503         inlineTextCB->setChecked(rc.completion_inline_text);
 504         inlineDotsCB->setChecked(rc.completion_inline_dots != -1);
 505         popupDelaySB->setValue(rc.completion_popup_delay);
 506         popupMathCB->setChecked(rc.completion_popup_math);
 507         popupTextCB->setChecked(rc.completion_popup_text);
 508         cursorTextCB->setChecked(rc.completion_cursor_text);
 509         popupAfterCompleteCB->setChecked(rc.completion_popup_after_complete);
 510 }
 511
 512
 513
 514 /////////////////////////////////////////////////////////////////////
 515 //
 516 // PrefLatex
 517 //
 518 /////////////////////////////////////////////////////////////////////
 519
 520 PrefLatex::PrefLatex(GuiPreferences * form, QWidget * parent)
 521         : PrefModule(qt_(catOutput), qt_("LaTeX"), form, parent)
 522 {
 523         setupUi(this);
 524         connect(latexEncodingED, SIGNAL(textChanged(QString)),
 525                 this, SIGNAL(changed()));
 526         connect(latexChecktexED, SIGNAL(textChanged(QString)),
 527                 this, SIGNAL(changed()));
 528         connect(latexBibtexED, SIGNAL(textChanged(QString)),
 529                 this, SIGNAL(changed()));
 530         connect(latexIndexED, SIGNAL(textChanged(QString)),
 531                 this, SIGNAL(changed()));
 532         connect(latexAutoresetCB, SIGNAL(clicked()),
 533                 this, SIGNAL(changed()));
 534         connect(latexDviPaperED, SIGNAL(textChanged(QString)),
 535                 this, SIGNAL(changed()));
 536         connect(latexPaperSizeCO, SIGNAL(activated(int)),
 537                 this, SIGNAL(changed()));
 538
 539 #if defined(__CYGWIN__) || defined(_WIN32)
 540         pathCB->setVisible(true);
 541         connect(pathCB, SIGNAL(clicked()),
 542                 this, SIGNAL(changed()));
 543 #else
 544         pathCB->setVisible(false);
 545 #endif
 546 }
 547
 548
 549 void PrefLatex::apply(LyXRC & rc) const
 550 {
 551         rc.fontenc = fromqstr(latexEncodingED->text());
 552         rc.chktex_command = fromqstr(latexChecktexED->text());
 553         rc.bibtex_command = fromqstr(latexBibtexED->text());
 554         rc.index_command = fromqstr(latexIndexED->text());
 555         rc.auto_reset_options = latexAutoresetCB->isChecked();
 556         rc.view_dvi_paper_option = fromqstr(latexDviPaperED->text());
 557         rc.default_papersize =
 558                 form_->toPaperSize(latexPaperSizeCO->currentIndex());
 559 #if defined(__CYGWIN__) || defined(_WIN32)
 560         rc.windows_style_tex_paths = pathCB->isChecked();
 561 #endif
 562 }
 563
 564
 565 void PrefLatex::update(LyXRC const & rc)
 566 {
 567         latexEncodingED->setText(toqstr(rc.fontenc));
 568         latexChecktexED->setText(toqstr(rc.chktex_command));
 569         latexBibtexED->setText(toqstr(rc.bibtex_command));
 570         latexIndexED->setText(toqstr(rc.index_command));
 571         latexAutoresetCB->setChecked(rc.auto_reset_options);
 572         latexDviPaperED->setText(toqstr(rc.view_dvi_paper_option));
 573         latexPaperSizeCO->setCurrentIndex(
 574                 form_->fromPaperSize(rc.default_papersize));
 575 #if defined(__CYGWIN__) || defined(_WIN32)
 576         pathCB->setChecked(rc.windows_style_tex_paths);
 577 #endif
 578 }
 579
 580
 581 /////////////////////////////////////////////////////////////////////
 582 //
 583 // PrefScreenFonts
 584 //
 585 /////////////////////////////////////////////////////////////////////
 586
 587 PrefScreenFonts::PrefScreenFonts(GuiPreferences * form, QWidget * parent)
 588         : PrefModule(qt_(catLookAndFeel), qt_("Screen fonts"), form, parent)
 589 {
 590         setupUi(this);
 591
 592         connect(screenRomanCO, SIGNAL(activated(QString)),
 593                 this, SLOT(select_roman(QString)));
 594         connect(screenSansCO, SIGNAL(activated(QString)),
 595                 this, SLOT(select_sans(QString)));
 596         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 597                 this, SLOT(select_typewriter(QString)));
 598
 599         QFontDatabase fontdb;
 600         QStringList families(fontdb.families());
 601         for (QStringList::Iterator it = families.begin(); it != families.end(); ++it) {
 602                 screenRomanCO->addItem(*it);
 603                 screenSansCO->addItem(*it);
 604                 screenTypewriterCO->addItem(*it);
 605         }
 606         connect(screenRomanCO, SIGNAL(activated(QString)),
 607                 this, SIGNAL(changed()));
 608         connect(screenSansCO, SIGNAL(activated(QString)),
 609                 this, SIGNAL(changed()));
 610         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 611                 this, SIGNAL(changed()));
 612         connect(screenZoomSB, SIGNAL(valueChanged(int)),
 613                 this, SIGNAL(changed()));
 614         connect(screenDpiSB, SIGNAL(valueChanged(int)),
 615                 this, SIGNAL(changed()));
 616         connect(screenTinyED, SIGNAL(textChanged(QString)),
 617                 this, SIGNAL(changed()));
 618         connect(screenSmallestED, SIGNAL(textChanged(QString)),
 619                 this, SIGNAL(changed()));
 620         connect(screenSmallerED, SIGNAL(textChanged(QString)),
 621                 this, SIGNAL(changed()));
 622         connect(screenSmallED, SIGNAL(textChanged(QString)),
 623                 this, SIGNAL(changed()));
 624         connect(screenNormalED, SIGNAL(textChanged(QString)),
 625                 this, SIGNAL(changed()));
 626         connect(screenLargeED, SIGNAL(textChanged(QString)),
 627                 this, SIGNAL(changed()));
 628         connect(screenLargerED, SIGNAL(textChanged(QString)),
 629                 this, SIGNAL(changed()));
 630         connect(screenLargestED, SIGNAL(textChanged(QString)),
 631                 this, SIGNAL(changed()));
 632         connect(screenHugeED, SIGNAL(textChanged(QString)),
 633                 this, SIGNAL(changed()));
 634         connect(screenHugerED, SIGNAL(textChanged(QString)),
 635                 this, SIGNAL(changed()));
 636         connect(pixmapCacheCB, SIGNAL(toggled(bool)),
 637                 this, SIGNAL(changed()));
 638
 639         screenTinyED->setValidator(new QDoubleValidator(screenTinyED));
 640         screenSmallestED->setValidator(new QDoubleValidator(screenSmallestED));
 641         screenSmallerED->setValidator(new QDoubleValidator(screenSmallerED));
 642         screenSmallED->setValidator(new QDoubleValidator(screenSmallED));
 643         screenNormalED->setValidator(new QDoubleValidator(screenNormalED));
 644         screenLargeED->setValidator(new QDoubleValidator(screenLargeED));
 645         screenLargerED->setValidator(new QDoubleValidator(screenLargerED));
 646         screenLargestED->setValidator(new QDoubleValidator(screenLargestED));
 647         screenHugeED->setValidator(new QDoubleValidator(screenHugeED));
 648         screenHugerED->setValidator(new QDoubleValidator(screenHugerED));
 649 }
 650
 651
 652 void PrefScreenFonts::apply(LyXRC & rc) const
 653 {
 654         LyXRC const oldrc = rc;
 655
 656         parseFontName(screenRomanCO->currentText(),
 657                 rc.roman_font_name, rc.roman_font_foundry);
 658         parseFontName(screenSansCO->currentText(),
 659                 rc.sans_font_name, rc.sans_font_foundry);
 660         parseFontName(screenTypewriterCO->currentText(),
 661                 rc.typewriter_font_name, rc.typewriter_font_foundry);
 662
 663         rc.zoom = screenZoomSB->value();
 664         rc.dpi = screenDpiSB->value();
 665         rc.font_sizes[FONT_SIZE_TINY] = fromqstr(screenTinyED->text());
 666         rc.font_sizes[FONT_SIZE_SCRIPT] = fromqstr(screenSmallestED->text());
 667         rc.font_sizes[FONT_SIZE_FOOTNOTE] = fromqstr(screenSmallerED->text());
 668         rc.font_sizes[FONT_SIZE_SMALL] = fromqstr(screenSmallED->text());
 669         rc.font_sizes[FONT_SIZE_NORMAL] = fromqstr(screenNormalED->text());
 670         rc.font_sizes[FONT_SIZE_LARGE] = fromqstr(screenLargeED->text());
 671         rc.font_sizes[FONT_SIZE_LARGER] = fromqstr(screenLargerED->text());
 672         rc.font_sizes[FONT_SIZE_LARGEST] = fromqstr(screenLargestED->text());
 673         rc.font_sizes[FONT_SIZE_HUGE] = fromqstr(screenHugeED->text());
 674         rc.font_sizes[FONT_SIZE_HUGER] = fromqstr(screenHugerED->text());
 675         rc.use_pixmap_cache = pixmapCacheCB->isChecked();
 676
 677         if (rc.font_sizes != oldrc.font_sizes
 678                 || rc.roman_font_name != oldrc.roman_font_name
 679                 || rc.sans_font_name != oldrc.sans_font_name
 680                 || rc.typewriter_font_name != oldrc.typewriter_font_name
 681                 || rc.zoom != oldrc.zoom || rc.dpi != oldrc.dpi) {
 682                 // The global QPixmapCache is used in GuiPainter to cache text
 683                 // painting so we must reset it in case any of the above
 684                 // parameter is changed.
 685                 QPixmapCache::clear();
 686                 guiApp->fontLoader().update();
 687                 form_->updateScreenFonts();
 688         }
 689 }
 690
 691
 692 void PrefScreenFonts::update(LyXRC const & rc)
 693 {
 694         setComboxFont(screenRomanCO, rc.roman_font_name,
 695                         rc.roman_font_foundry);
 696         setComboxFont(screenSansCO, rc.sans_font_name,
 697                         rc.sans_font_foundry);
 698         setComboxFont(screenTypewriterCO, rc.typewriter_font_name,
 699                         rc.typewriter_font_foundry);
 700
 701         select_roman(screenRomanCO->currentText());
 702         select_sans(screenSansCO->currentText());
 703         select_typewriter(screenTypewriterCO->currentText());
 704
 705         screenZoomSB->setValue(rc.zoom);
 706         screenDpiSB->setValue(rc.dpi);
 707         screenTinyED->setText(toqstr(rc.font_sizes[FONT_SIZE_TINY]));
 708         screenSmallestED->setText(toqstr(rc.font_sizes[FONT_SIZE_SCRIPT]));
 709         screenSmallerED->setText(toqstr(rc.font_sizes[FONT_SIZE_FOOTNOTE]));
 710         screenSmallED->setText(toqstr(rc.font_sizes[FONT_SIZE_SMALL]));
 711         screenNormalED->setText(toqstr(rc.font_sizes[FONT_SIZE_NORMAL]));
 712         screenLargeED->setText(toqstr(rc.font_sizes[FONT_SIZE_LARGE]));
 713         screenLargerED->setText(toqstr(rc.font_sizes[FONT_SIZE_LARGER]));
 714         screenLargestED->setText(toqstr(rc.font_sizes[FONT_SIZE_LARGEST]));
 715         screenHugeED->setText(toqstr(rc.font_sizes[FONT_SIZE_HUGE]));
 716         screenHugerED->setText(toqstr(rc.font_sizes[FONT_SIZE_HUGER]));
 717
 718         pixmapCacheCB->setChecked(rc.use_pixmap_cache);
 719 #if defined(Q_WS_X11)
 720         pixmapCacheCB->setEnabled(false);
 721 #endif
 722
 723 }
 724
 725
 726 void PrefScreenFonts::select_roman(const QString & name)
 727 {
 728         screenRomanFE->set(QFont(name), name);
 729 }
 730
 731
 732 void PrefScreenFonts::select_sans(const QString & name)
 733 {
 734         screenSansFE->set(QFont(name), name);
 735 }
 736
 737
 738 void PrefScreenFonts::select_typewriter(const QString & name)
 739 {
 740         screenTypewriterFE->set(QFont(name), name);
 741 }
 742
 743
 744 /////////////////////////////////////////////////////////////////////
 745 //
 746 // PrefColors
 747 //
 748 /////////////////////////////////////////////////////////////////////
 749
 750 namespace {
 751
 752 struct ColorSorter
 753 {
 754         bool operator()(ColorCode lhs, ColorCode rhs) const {
 755                 return lcolor.getGUIName(lhs) < lcolor.getGUIName(rhs);
 756         }
 757 };
 758
 759 } // namespace anon
 760
 761 PrefColors::PrefColors(GuiPreferences * form, QWidget * parent)
 762         : PrefModule(qt_(catLookAndFeel), qt_("Colors"), form, parent)
 763 {
 764         setupUi(this);
 765
 766         // FIXME: all of this initialization should be put into the controller.
 767         // See http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg113301.html
 768         // for some discussion of why that is not trivial.
 769         QPixmap icon(32, 32);
 770         for (int i = 0; i < Color_ignore; ++i) {
 771                 ColorCode lc = static_cast<ColorCode>(i);
 772                 if (lc == Color_none
 773                         || lc == Color_black
 774                         || lc == Color_white
 775                         || lc == Color_red
 776                         || lc == Color_green
 777                         || lc == Color_blue
 778                         || lc == Color_cyan
 779                         || lc == Color_magenta
 780                         || lc == Color_yellow
 781                         || lc == Color_inherit
 782                         || lc == Color_ignore) continue;
 783
 784                 lcolors_.push_back(lc);
 785         }
 786         sort(lcolors_.begin(), lcolors_.end(), ColorSorter());
 787         vector<ColorCode>::const_iterator cit = lcolors_.begin();
 788         vector<ColorCode>::const_iterator const end = lcolors_.end();
 789         for (; cit != end; ++cit) {
 790                         (void) new QListWidgetItem(QIcon(icon),
 791                         toqstr(lcolor.getGUIName(*cit)), lyxObjectsLW);
 792         }
 793         curcolors_.resize(lcolors_.size());
 794         newcolors_.resize(lcolors_.size());
 795         // End initialization
 796
 797         connect(colorChangePB, SIGNAL(clicked()),
 798                 this, SLOT(change_color()));
 799         connect(lyxObjectsLW, SIGNAL(itemSelectionChanged()),
 800                 this, SLOT(change_lyxObjects_selection()));
 801         connect(lyxObjectsLW, SIGNAL(itemActivated(QListWidgetItem*)),
 802                 this, SLOT(change_color()));
 803 }
 804
 805
 806 void PrefColors::apply(LyXRC & /*rc*/) const
 807 {
 808         for (unsigned int i = 0; i < lcolors_.size(); ++i)
 809                 if (curcolors_[i] != newcolors_[i])
 810                         form_->setColor(lcolors_[i], fromqstr(newcolors_[i]));
 811 }
 812
 813
 814 void PrefColors::update(LyXRC const & /*rc*/)
 815 {
 816         for (unsigned int i = 0; i < lcolors_.size(); ++i) {
 817                 QColor color = QColor(guiApp->colorCache().get(lcolors_[i]));
 818                 QPixmap coloritem(32, 32);
 819                 coloritem.fill(color);
 820                 lyxObjectsLW->item(i)->setIcon(QIcon(coloritem));
 821                 newcolors_[i] = curcolors_[i] = color.name();
 822         }
 823         change_lyxObjects_selection();
 824 }
 825
 826
 827 void PrefColors::change_color()
 828 {
 829         int const row = lyxObjectsLW->currentRow();
 830
 831         // just to be sure
 832         if (row < 0)
 833                 return;
 834
 835         QString const color = newcolors_[row];
 836         QColor c = QColorDialog::getColor(QColor(color), qApp->focusWidget());
 837
 838         if (c.isValid() && c.name() != color) {
 839                 newcolors_[row] = c.name();
 840                 QPixmap coloritem(32, 32);
 841                 coloritem.fill(c);
 842                 lyxObjectsLW->currentItem()->setIcon(QIcon(coloritem));
 843                 // emit signal
 844                 changed();
 845         }
 846 }
 847
 848 void PrefColors::change_lyxObjects_selection()
 849 {
 850         colorChangePB->setDisabled(lyxObjectsLW->currentRow() < 0);
 851 }
 852
 853
 854 /////////////////////////////////////////////////////////////////////
 855 //
 856 // PrefDisplay
 857 //
 858 /////////////////////////////////////////////////////////////////////
 859
 860 PrefDisplay::PrefDisplay(QWidget * parent)
 861         : PrefModule(qt_(catLookAndFeel), qt_("Graphics"), 0, parent)
 862 {
 863         setupUi(this);
 864         connect(instantPreviewCO, SIGNAL(activated(int)),
 865                 this, SIGNAL(changed()));
 866         connect(displayGraphicsCO, SIGNAL(activated(int)),
 867                 this, SIGNAL(changed()));
 868 }
 869
 870
 871 void PrefDisplay::apply(LyXRC & rc) const
 872 {
 873         switch (instantPreviewCO->currentIndex()) {
 874                 case 0: rc.preview = LyXRC::PREVIEW_OFF; break;
 875                 case 1: rc.preview = LyXRC::PREVIEW_NO_MATH; break;
 876                 case 2: rc.preview = LyXRC::PREVIEW_ON; break;
 877         }
 878
 879         graphics::DisplayType dtype;
 880         switch (displayGraphicsCO->currentIndex()) {
 881                 case 3: dtype = graphics::NoDisplay; break;
 882                 case 2: dtype = graphics::ColorDisplay; break;
 883                 case 1: dtype = graphics::GrayscaleDisplay;     break;
 884                 case 0: dtype = graphics::MonochromeDisplay; break;
 885                 default: dtype = graphics::GrayscaleDisplay;
 886         }
 887         rc.display_graphics = dtype;
 888
 889         // FIXME!! The graphics cache no longer has a changeDisplay method.
 890 #if 0
 891         if (old_value != rc.display_graphics) {
 892                 graphics::GCache & gc = graphics::GCache::get();
 893                 gc.changeDisplay();
 894         }
 895 #endif
 896 }
 897
 898
 899 void PrefDisplay::update(LyXRC const & rc)
 900 {
 901         switch (rc.preview) {
 902         case LyXRC::PREVIEW_OFF:
 903                 instantPreviewCO->setCurrentIndex(0);
 904                 break;
 905         case LyXRC::PREVIEW_NO_MATH :
 906                 instantPreviewCO->setCurrentIndex(1);
 907                 break;
 908         case LyXRC::PREVIEW_ON :
 909                 instantPreviewCO->setCurrentIndex(2);
 910                 break;
 911         }
 912
 913         int item = 2;
 914         switch (rc.display_graphics) {
 915                 case graphics::NoDisplay:               item = 3; break;
 916                 case graphics::ColorDisplay:    item = 2; break;
 917                 case graphics::GrayscaleDisplay:        item = 1; break;
 918                 case graphics::MonochromeDisplay:       item = 0; break;
 919                 default: break;
 920         }
 921         displayGraphicsCO->setCurrentIndex(item);
 922 }
 923
 924
 925 /////////////////////////////////////////////////////////////////////
 926 //
 927 // PrefPaths
 928 //
 929 /////////////////////////////////////////////////////////////////////
 930
 931 PrefPaths::PrefPaths(GuiPreferences * form, QWidget * parent)
 932         : PrefModule(QString(), qt_("Paths"), form, parent)
 933 {
 934         setupUi(this);
 935         connect(exampleDirPB, SIGNAL(clicked()), this, SLOT(select_exampledir()));
 936         connect(templateDirPB, SIGNAL(clicked()), this, SLOT(select_templatedir()));
 937         connect(tempDirPB, SIGNAL(clicked()), this, SLOT(select_tempdir()));
 938         connect(backupDirPB, SIGNAL(clicked()), this, SLOT(select_backupdir()));
 939         connect(workingDirPB, SIGNAL(clicked()), this, SLOT(select_workingdir()));
 940         connect(lyxserverDirPB, SIGNAL(clicked()), this, SLOT(select_lyxpipe()));
 941         connect(workingDirED, SIGNAL(textChanged(QString)),
 942                 this, SIGNAL(changed()));
 943         connect(exampleDirED, SIGNAL(textChanged(QString)),
 944                 this, SIGNAL(changed()));
 945         connect(templateDirED, SIGNAL(textChanged(QString)),
 946                 this, SIGNAL(changed()));
 947         connect(backupDirED, SIGNAL(textChanged(QString)),
 948                 this, SIGNAL(changed()));
 949         connect(tempDirED, SIGNAL(textChanged(QString)),
 950                 this, SIGNAL(changed()));
 951         connect(lyxserverDirED, SIGNAL(textChanged(QString)),
 952                 this, SIGNAL(changed()));
 953         connect(pathPrefixED, SIGNAL(textChanged(QString)),
 954                 this, SIGNAL(changed()));
 955 }
 956
 957
 958 void PrefPaths::apply(LyXRC & rc) const
 959 {
 960         rc.document_path = internal_path(fromqstr(workingDirED->text()));
 961         rc.example_path = internal_path(fromqstr(exampleDirED->text()));
 962         rc.template_path = internal_path(fromqstr(templateDirED->text()));
 963         rc.backupdir_path = internal_path(fromqstr(backupDirED->text()));
 964         rc.tempdir_path = internal_path(fromqstr(tempDirED->text()));
 965         rc.path_prefix = internal_path_list(fromqstr(pathPrefixED->text()));
 966         // FIXME: should be a checkbox only
 967         rc.lyxpipes = internal_path(fromqstr(lyxserverDirED->text()));
 968 }
 969
 970
 971 void PrefPaths::update(LyXRC const & rc)
 972 {
 973         workingDirED->setText(toqstr(external_path(rc.document_path)));
 974         exampleDirED->setText(toqstr(external_path(rc.example_path)));
 975         templateDirED->setText(toqstr(external_path(rc.template_path)));
 976         backupDirED->setText(toqstr(external_path(rc.backupdir_path)));
 977         tempDirED->setText(toqstr(external_path(rc.tempdir_path)));
 978         pathPrefixED->setText(toqstr(external_path_list(rc.path_prefix)));
 979         // FIXME: should be a checkbox only
 980         lyxserverDirED->setText(toqstr(external_path(rc.lyxpipes)));
 981 }
 982
 983
 984 void PrefPaths::select_exampledir()
 985 {
 986         QString file = browseDir(internalPath(exampleDirED->text()),
 987                 qt_("Select directory for example files"));
 988         if (!file.isEmpty())
 989                 exampleDirED->setText(file);
 990 }
 991
 992
 993 void PrefPaths::select_templatedir()
 994 {
 995         QString file = browseDir(internalPath(templateDirED->text()),
 996                 qt_("Select a document templates directory"));
 997         if (!file.isEmpty())
 998                 templateDirED->setText(file);
 999 }
1000
1001
1002 void PrefPaths::select_tempdir()
1003 {
1004         QString file = browseDir(internalPath(tempDirED->text()),
1005                 qt_("Select a temporary directory"));
1006         if (!file.isEmpty())
1007                 tempDirED->setText(file);
1008 }
1009
1010
1011 void PrefPaths::select_backupdir()
1012 {
1013         QString file = browseDir(internalPath(backupDirED->text()),
1014                 qt_("Select a backups directory"));
1015         if (!file.isEmpty())
1016                 backupDirED->setText(file);
1017 }
1018
1019
1020 void PrefPaths::select_workingdir()
1021 {
1022         QString file = browseDir(internalPath(workingDirED->text()),
1023                 qt_("Select a document directory"));
1024         if (!file.isEmpty())
1025                 workingDirED->setText(file);
1026 }
1027
1028
1029 void PrefPaths::select_lyxpipe()
1030 {
1031         QString file = form_->browse(internalPath(lyxserverDirED->text()),
1032                 qt_("Give a filename for the LyX server pipe"));
1033         if (!file.isEmpty())
1034                 lyxserverDirED->setText(file);
1035 }
1036
1037
1038 /////////////////////////////////////////////////////////////////////
1039 //
1040 // PrefSpellchecker
1041 //
1042 /////////////////////////////////////////////////////////////////////
1043
1044 PrefSpellchecker::PrefSpellchecker(GuiPreferences * form, QWidget * parent)
1045         : PrefModule(qt_(catLanguage), qt_("Spellchecker"), form, parent)
1046 {
1047         setupUi(this);
1048
1049         connect(persDictionaryPB, SIGNAL(clicked()), this, SLOT(select_dict()));
1050 #if defined (USE_ISPELL)
1051         connect(spellCommandCO, SIGNAL(activated(int)),
1052                 this, SIGNAL(changed()));
1053 #else
1054         spellCommandCO->setEnabled(false);
1055 #endif
1056         connect(altLanguageED, SIGNAL(textChanged(QString)),
1057                 this, SIGNAL(changed()));
1058         connect(escapeCharactersED, SIGNAL(textChanged(QString)),
1059                 this, SIGNAL(changed()));
1060         connect(persDictionaryED, SIGNAL(textChanged(QString)),
1061                 this, SIGNAL(changed()));
1062         connect(compoundWordCB, SIGNAL(clicked()),
1063                 this, SIGNAL(changed()));
1064         connect(inputEncodingCB, SIGNAL(clicked()),
1065                 this, SIGNAL(changed()));
1066
1067         spellCommandCO->addItem(qt_("ispell"));
1068         spellCommandCO->addItem(qt_("aspell"));
1069         spellCommandCO->addItem(qt_("hspell"));
1070 #ifdef USE_PSPELL
1071         spellCommandCO->addItem(qt_("pspell (library)"));
1072 #else
1073 #ifdef USE_ASPELL
1074         spellCommandCO->addItem(qt_("aspell (library)"));
1075 #endif
1076 #endif
1077 }
1078
1079
1080 void PrefSpellchecker::apply(LyXRC & rc) const
1081 {
1082         switch (spellCommandCO->currentIndex()) {
1083                 case 0:
1084                 case 1:
1085                 case 2:
1086                         rc.use_spell_lib = false;
1087                         rc.isp_command = fromqstr(spellCommandCO->currentText());
1088                         break;
1089                 case 3:
1090                         rc.use_spell_lib = true;
1091                         break;
1092         }
1093
1094         // FIXME: remove isp_use_alt_lang
1095         rc.isp_alt_lang = fromqstr(altLanguageED->text());
1096         rc.isp_use_alt_lang = !rc.isp_alt_lang.empty();
1097         // FIXME: remove isp_use_esc_chars
1098         rc.isp_esc_chars = fromqstr(escapeCharactersED->text());
1099         rc.isp_use_esc_chars = !rc.isp_esc_chars.empty();
1100         // FIXME: remove isp_use_pers_dict
1101         rc.isp_pers_dict = internal_path(fromqstr(persDictionaryED->text()));
1102         rc.isp_use_pers_dict = !rc.isp_pers_dict.empty();
1103         rc.isp_accept_compound = compoundWordCB->isChecked();
1104         rc.isp_use_input_encoding = inputEncodingCB->isChecked();
1105 }
1106
1107
1108 void PrefSpellchecker::update(LyXRC const & rc)
1109 {
1110         spellCommandCO->setCurrentIndex(0);
1111
1112         if (rc.isp_command == "ispell") {
1113                 spellCommandCO->setCurrentIndex(0);
1114         } else if (rc.isp_command == "aspell") {
1115                 spellCommandCO->setCurrentIndex(1);
1116         } else if (rc.isp_command == "hspell") {
1117                 spellCommandCO->setCurrentIndex(2);
1118         }
1119
1120         if (rc.use_spell_lib) {
1121 #if defined(USE_ASPELL) || defined(USE_PSPELL)
1122                 spellCommandCO->setCurrentIndex(3);
1123 #endif
1124         }
1125
1126         // FIXME: remove isp_use_alt_lang
1127         altLanguageED->setText(toqstr(rc.isp_alt_lang));
1128         // FIXME: remove isp_use_esc_chars
1129         escapeCharactersED->setText(toqstr(rc.isp_esc_chars));
1130         // FIXME: remove isp_use_pers_dict
1131         persDictionaryED->setText(toqstr(external_path(rc.isp_pers_dict)));
1132         compoundWordCB->setChecked(rc.isp_accept_compound);
1133         inputEncodingCB->setChecked(rc.isp_use_input_encoding);
1134 }
1135
1136
1137 void PrefSpellchecker::select_dict()
1138 {
1139         QString file = form_->browsedict(internalPath(persDictionaryED->text()));
1140         if (!file.isEmpty())
1141                 persDictionaryED->setText(file);
1142 }
1143
1144
1145
1146 /////////////////////////////////////////////////////////////////////
1147 //
1148 // PrefConverters
1149 //
1150 /////////////////////////////////////////////////////////////////////
1151
1152
1153 PrefConverters::PrefConverters(GuiPreferences * form, QWidget * parent)
1154         : PrefModule(qt_(catFiles), qt_("Converters"), form, parent)
1155 {
1156         setupUi(this);
1157
1158         connect(converterNewPB, SIGNAL(clicked()),
1159                 this, SLOT(update_converter()));
1160         connect(converterRemovePB, SIGNAL(clicked()),
1161                 this, SLOT(remove_converter()));
1162         connect(converterModifyPB, SIGNAL(clicked()),
1163                 this, SLOT(update_converter()));
1164         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1165                 this, SLOT(switch_converter()));
1166         connect(converterFromCO, SIGNAL(activated(QString)),
1167                 this, SLOT(converter_changed()));
1168         connect(converterToCO, SIGNAL(activated(QString)),
1169                 this, SLOT(converter_changed()));
1170         connect(converterED, SIGNAL(textEdited(QString)),
1171                 this, SLOT(converter_changed()));
1172         connect(converterFlagED, SIGNAL(textEdited(QString)),
1173                 this, SLOT(converter_changed()));
1174         connect(converterNewPB, SIGNAL(clicked()),
1175                 this, SIGNAL(changed()));
1176         connect(converterRemovePB, SIGNAL(clicked()),
1177                 this, SIGNAL(changed()));
1178         connect(converterModifyPB, SIGNAL(clicked()),
1179                 this, SIGNAL(changed()));
1180         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1181                 this, SIGNAL(changed()));
1182
1183         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1184         //converterDefGB->setFocusProxy(convertersLW);
1185 }
1186
1187
1188 void PrefConverters::apply(LyXRC & rc) const
1189 {
1190         rc.use_converter_cache = cacheCB->isChecked();
1191         rc.converter_cache_maxage = int(maxAgeLE->text().toDouble() * 86400.0);
1192 }
1193
1194
1195 void PrefConverters::update(LyXRC const & rc)
1196 {
1197         cacheCB->setChecked(rc.use_converter_cache);
1198         QString max_age;
1199         max_age.setNum(double(rc.converter_cache_maxage) / 86400.0, 'g', 6);
1200         maxAgeLE->setText(max_age);
1201         updateGui();
1202 }
1203
1204
1205 void PrefConverters::updateGui()
1206 {
1207         form_->formats().sort();
1208         form_->converters().update(form_->formats());
1209         // save current selection
1210         QString current = converterFromCO->currentText()
1211                 + " -> " + converterToCO->currentText();
1212
1213         converterFromCO->clear();
1214         converterToCO->clear();
1215
1216         Formats::const_iterator cit = form_->formats().begin();
1217         Formats::const_iterator end = form_->formats().end();
1218         for (; cit != end; ++cit) {
1219                 converterFromCO->addItem(toqstr(cit->prettyname()));
1220                 converterToCO->addItem(toqstr(cit->prettyname()));
1221         }
1222
1223         // currentRowChanged(int) is also triggered when updating the listwidget
1224         // block signals to avoid unnecessary calls to switch_converter()
1225         convertersLW->blockSignals(true);
1226         convertersLW->clear();
1227
1228         Converters::const_iterator ccit = form_->converters().begin();
1229         Converters::const_iterator cend = form_->converters().end();
1230         for (; ccit != cend; ++ccit) {
1231                 string const name =
1232                         ccit->From->prettyname() + " -> " + ccit->To->prettyname();
1233                 int type = form_->converters().getNumber(ccit->From->name(), ccit->To->name());
1234                 new QListWidgetItem(toqstr(name), convertersLW, type);
1235         }
1236         convertersLW->sortItems(Qt::AscendingOrder);
1237         convertersLW->blockSignals(false);
1238
1239         // restore selection
1240         if (!current.isEmpty()) {
1241                 QList<QListWidgetItem *> const item =
1242                         convertersLW->findItems(current, Qt::MatchExactly);
1243                 if (!item.isEmpty())
1244                         convertersLW->setCurrentItem(item.at(0));
1245         }
1246
1247         // select first element if restoring failed
1248         if (convertersLW->currentRow() == -1)
1249                 convertersLW->setCurrentRow(0);
1250
1251         updateButtons();
1252 }
1253
1254
1255 void PrefConverters::switch_converter()
1256 {
1257         int const cnr = convertersLW->currentItem()->type();
1258         Converter const & c(form_->converters().get(cnr));
1259         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from));
1260         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to));
1261         converterED->setText(toqstr(c.command));
1262         converterFlagED->setText(toqstr(c.flags));
1263
1264         updateButtons();
1265 }
1266
1267
1268 void PrefConverters::converter_changed()
1269 {
1270         updateButtons();
1271 }
1272
1273
1274 void PrefConverters::updateButtons()
1275 {
1276         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1277         Format const & to = form_->formats().get(converterToCO->currentIndex());
1278         int const sel = form_->converters().getNumber(from.name(), to.name());
1279         bool const known = sel >= 0;
1280         bool const valid = !(converterED->text().isEmpty()
1281                 || from.name() == to.name());
1282
1283         int const cnr = convertersLW->currentItem()->type();
1284         Converter const & c(form_->converters().get(cnr));
1285         string const old_command = c.command;
1286         string const old_flag = c.flags;
1287         string const new_command(fromqstr(converterED->text()));
1288         string const new_flag(fromqstr(converterFlagED->text()));
1289
1290         bool modified = (old_command != new_command) || (old_flag != new_flag);
1291
1292         converterModifyPB->setEnabled(valid && known && modified);
1293         converterNewPB->setEnabled(valid && !known);
1294         converterRemovePB->setEnabled(known);
1295
1296         maxAgeLE->setEnabled(cacheCB->isChecked());
1297         maxAgeLA->setEnabled(cacheCB->isChecked());
1298 }
1299
1300
1301 // FIXME: user must
1302 // specify unique from/to or it doesn't appear. This is really bad UI
1303 // this is why we can use the same function for both new and modify
1304 void PrefConverters::update_converter()
1305 {
1306         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1307         Format const & to = form_->formats().get(converterToCO->currentIndex());
1308         string const flags = fromqstr(converterFlagED->text());
1309         string const command = fromqstr(converterED->text());
1310
1311         Converter const * old =
1312                 form_->converters().getConverter(from.name(), to.name());
1313         form_->converters().add(from.name(), to.name(), command, flags);
1314
1315         if (!old)
1316                 form_->converters().updateLast(form_->formats());
1317
1318         updateGui();
1319
1320         // Remove all files created by this converter from the cache, since
1321         // the modified converter might create different files.
1322         ConverterCache::get().remove_all(from.name(), to.name());
1323 }
1324
1325
1326 void PrefConverters::remove_converter()
1327 {
1328         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1329         Format const & to = form_->formats().get(converterToCO->currentIndex());
1330         form_->converters().erase(from.name(), to.name());
1331
1332         updateGui();
1333
1334         // Remove all files created by this converter from the cache, since
1335         // a possible new converter might create different files.
1336         ConverterCache::get().remove_all(from.name(), to.name());
1337 }
1338
1339
1340 void PrefConverters::on_cacheCB_stateChanged(int state)
1341 {
1342         maxAgeLE->setEnabled(state == Qt::Checked);
1343         maxAgeLA->setEnabled(state == Qt::Checked);
1344         changed();
1345 }
1346
1347
1348 /////////////////////////////////////////////////////////////////////
1349 //
1350 // PrefFileformats
1351 //
1352 /////////////////////////////////////////////////////////////////////
1353 //
1354 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1355         : QValidator(parent), formats_(f)
1356 {
1357 }
1358
1359
1360 void FormatValidator::fixup(QString & input) const
1361 {
1362         Formats::const_iterator cit = formats_.begin();
1363         Formats::const_iterator end = formats_.end();
1364         for (; cit != end; ++cit) {
1365                 string const name = str(cit);
1366                 if (distance(formats_.begin(), cit) == nr()) {
1367                         input = toqstr(name);
1368                         return;
1369
1370                 }
1371         }
1372 }
1373
1374
1375 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1376 {
1377         Formats::const_iterator cit = formats_.begin();
1378         Formats::const_iterator end = formats_.end();
1379         bool unknown = true;
1380         for (; unknown && cit != end; ++cit) {
1381                 string const name = str(cit);
1382                 if (distance(formats_.begin(), cit) != nr())
1383                         unknown = toqstr(name) != input;
1384         }
1385
1386         if (unknown && !input.isEmpty())
1387                 return QValidator::Acceptable;
1388         else
1389                 return QValidator::Intermediate;
1390 }
1391
1392
1393 int FormatValidator::nr() const
1394 {
1395         QComboBox * p = qobject_cast<QComboBox *>(parent());
1396         return p->itemData(p->currentIndex()).toInt();
1397 }
1398
1399
1400 FormatNameValidator::FormatNameValidator(QWidget * parent, Formats const & f)
1401         : FormatValidator(parent, f)
1402 {
1403 }
1404
1405 string FormatNameValidator::str(Formats::const_iterator it) const
1406 {
1407         return it->name();
1408 }
1409
1410
1411 FormatPrettynameValidator::FormatPrettynameValidator(QWidget * parent, Formats const & f)
1412         : FormatValidator(parent, f)
1413 {
1414 }
1415
1416
1417 string FormatPrettynameValidator::str(Formats::const_iterator it) const
1418 {
1419         return it->prettyname();
1420 }
1421
1422
1423 PrefFileformats::PrefFileformats(GuiPreferences * form, QWidget * parent)
1424         : PrefModule(qt_(catFiles), qt_("File formats"), form, parent)
1425 {
1426         setupUi(this);
1427         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1428         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1429
1430         connect(documentCB, SIGNAL(clicked()),
1431                 this, SLOT(setFlags()));
1432         connect(vectorCB, SIGNAL(clicked()),
1433                 this, SLOT(setFlags()));
1434         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1435                 this, SLOT(updatePrettyname()));
1436         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1437                 this, SIGNAL(changed()));
1438 }
1439
1440
1441 void PrefFileformats::apply(LyXRC & /*rc*/) const
1442 {
1443 }
1444
1445
1446 void PrefFileformats::update(LyXRC const & /*rc*/)
1447 {
1448         updateView();
1449 }
1450
1451
1452 void PrefFileformats::updateView()
1453 {
1454         QString const current = formatsCB->currentText();
1455
1456         // update combobox with formats
1457         formatsCB->blockSignals(true);
1458         formatsCB->clear();
1459         form_->formats().sort();
1460         Formats::const_iterator cit = form_->formats().begin();
1461         Formats::const_iterator end = form_->formats().end();
1462         for (; cit != end; ++cit)
1463                 formatsCB->addItem(toqstr(cit->prettyname()),
1464                                                         QVariant(form_->formats().getNumber(cit->name())) );
1465
1466         // restore selection
1467         int const item = formatsCB->findText(current, Qt::MatchExactly);
1468         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
1469         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
1470         formatsCB->blockSignals(false);
1471 }
1472
1473
1474 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
1475 {
1476         int const nr = formatsCB->itemData(i).toInt();
1477         Format const f = form_->formats().get(nr);
1478
1479         formatED->setText(toqstr(f.name()));
1480         copierED->setText(toqstr(form_->movers().command(f.name())));
1481         extensionED->setText(toqstr(f.extension()));
1482         shortcutED->setText(toqstr(f.shortcut()));
1483         viewerED->setText(toqstr(f.viewer()));
1484         editorED->setText(toqstr(f.editor()));
1485         documentCB->setChecked((f.documentFormat()));
1486         vectorCB->setChecked((f.vectorFormat()));
1487 }
1488
1489
1490 void PrefFileformats::setFlags()
1491 {
1492         int flags = Format::none;
1493         if (documentCB->isChecked())
1494                 flags |= Format::document;
1495         if (vectorCB->isChecked())
1496                 flags |= Format::vector;
1497         currentFormat().setFlags(flags);
1498         changed();
1499 }
1500
1501
1502 void PrefFileformats::on_copierED_textEdited(const QString & s)
1503 {
1504         string const fmt = fromqstr(formatED->text());
1505         form_->movers().set(fmt, fromqstr(s));
1506         changed();
1507 }
1508
1509
1510 void PrefFileformats::on_extensionED_textEdited(const QString & s)
1511 {
1512         currentFormat().setExtension(fromqstr(s));
1513         changed();
1514 }
1515
1516 void PrefFileformats::on_viewerED_textEdited(const QString & s)
1517 {
1518         currentFormat().setViewer(fromqstr(s));
1519         changed();
1520 }
1521
1522
1523 void PrefFileformats::on_editorED_textEdited(const QString & s)
1524 {
1525         currentFormat().setEditor(fromqstr(s));
1526         changed();
1527 }
1528
1529
1530 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
1531 {
1532         currentFormat().setShortcut(fromqstr(s));
1533         changed();
1534 }
1535
1536
1537 void PrefFileformats::on_formatED_editingFinished()
1538 {
1539         string const newname = fromqstr(formatED->displayText());
1540         if (newname == currentFormat().name())
1541                 return;
1542
1543         currentFormat().setName(newname);
1544         changed();
1545 }
1546
1547
1548 void PrefFileformats::on_formatED_textChanged(const QString &)
1549 {
1550         QString t = formatED->text();
1551         int p = 0;
1552         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
1553         setValid(formatLA, valid);
1554 }
1555
1556
1557 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
1558 {
1559         QString t = formatsCB->currentText();
1560         int p = 0;
1561         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
1562         setValid(formatsLA, valid);
1563 }
1564
1565
1566 void PrefFileformats::updatePrettyname()
1567 {
1568         string const newname = fromqstr(formatsCB->currentText());
1569         if (newname == currentFormat().prettyname())
1570                 return;
1571
1572         currentFormat().setPrettyname(newname);
1573         formatsChanged();
1574         updateView();
1575         changed();
1576 }
1577
1578
1579 Format & PrefFileformats::currentFormat()
1580 {
1581         int const i = formatsCB->currentIndex();
1582         int const nr = formatsCB->itemData(i).toInt();
1583         return form_->formats().get(nr);
1584 }
1585
1586
1587 void PrefFileformats::on_formatNewPB_clicked()
1588 {
1589         form_->formats().add("", "", "", "", "", "", Format::none);
1590         updateView();
1591         formatsCB->setCurrentIndex(0);
1592         formatsCB->setFocus(Qt::OtherFocusReason);
1593 }
1594
1595
1596 void PrefFileformats::on_formatRemovePB_clicked()
1597 {
1598         int const i = formatsCB->currentIndex();
1599         int const nr = formatsCB->itemData(i).toInt();
1600         string const current_text = form_->formats().get(nr).name();
1601         if (form_->converters().formatIsUsed(current_text)) {
1602                 Alert::error(_("Format in use"),
1603                              _("Cannot remove a Format used by a Converter. "
1604                                             "Remove the converter first."));
1605                 return;
1606         }
1607
1608         form_->formats().erase(current_text);
1609         formatsChanged();
1610         updateView();
1611         on_formatsCB_editTextChanged(formatsCB->currentText());
1612         changed();
1613 }
1614
1615
1616 /////////////////////////////////////////////////////////////////////
1617 //
1618 // PrefLanguage
1619 //
1620 /////////////////////////////////////////////////////////////////////
1621
1622 PrefLanguage::PrefLanguage(QWidget * parent)
1623         : PrefModule(qt_(catLanguage), qt_("Language"), 0, parent)
1624 {
1625         setupUi(this);
1626
1627         connect(rtlGB, SIGNAL(clicked()),
1628                 this, SIGNAL(changed()));
1629         connect(visualCursorRB, SIGNAL(clicked()),
1630                 this, SIGNAL(changed()));
1631         connect(logicalCursorRB, SIGNAL(clicked()),
1632                 this, SIGNAL(changed()));
1633         connect(markForeignCB, SIGNAL(clicked()),
1634                 this, SIGNAL(changed()));
1635         connect(autoBeginCB, SIGNAL(clicked()),
1636                 this, SIGNAL(changed()));
1637         connect(autoEndCB, SIGNAL(clicked()),
1638                 this, SIGNAL(changed()));
1639         connect(useBabelCB, SIGNAL(clicked()),
1640                 this, SIGNAL(changed()));
1641         connect(globalCB, SIGNAL(clicked()),
1642                 this, SIGNAL(changed()));
1643         connect(languagePackageED, SIGNAL(textChanged(QString)),
1644                 this, SIGNAL(changed()));
1645         connect(startCommandED, SIGNAL(textChanged(QString)),
1646                 this, SIGNAL(changed()));
1647         connect(endCommandED, SIGNAL(textChanged(QString)),
1648                 this, SIGNAL(changed()));
1649         connect(defaultLanguageCO, SIGNAL(activated(int)),
1650                 this, SIGNAL(changed()));
1651
1652         defaultLanguageCO->clear();
1653
1654         QAbstractItemModel * language_model = guiApp->languageModel();
1655         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
1656         language_model->sort(0);
1657         defaultLanguageCO->setModel(language_model);
1658 }
1659
1660
1661 void PrefLanguage::apply(LyXRC & rc) const
1662 {
1663         // FIXME: remove rtl_support bool
1664         rc.rtl_support = rtlGB->isChecked();
1665         rc.visual_cursor = rtlGB->isChecked() && visualCursorRB->isChecked();
1666         rc.mark_foreign_language = markForeignCB->isChecked();
1667         rc.language_auto_begin = autoBeginCB->isChecked();
1668         rc.language_auto_end = autoEndCB->isChecked();
1669         rc.language_use_babel = useBabelCB->isChecked();
1670         rc.language_global_options = globalCB->isChecked();
1671         rc.language_package = fromqstr(languagePackageED->text());
1672         rc.language_command_begin = fromqstr(startCommandED->text());
1673         rc.language_command_end = fromqstr(endCommandED->text());
1674         rc.default_language = fromqstr(
1675                 defaultLanguageCO->itemData(defaultLanguageCO->currentIndex()).toString());
1676 }
1677
1678
1679 void PrefLanguage::update(LyXRC const & rc)
1680 {
1681         // FIXME: remove rtl_support bool
1682         rtlGB->setChecked(rc.rtl_support);
1683         if (rc.visual_cursor)
1684                 visualCursorRB->setChecked(true);
1685         else
1686                 logicalCursorRB->setChecked(true);
1687         markForeignCB->setChecked(rc.mark_foreign_language);
1688         autoBeginCB->setChecked(rc.language_auto_begin);
1689         autoEndCB->setChecked(rc.language_auto_end);
1690         useBabelCB->setChecked(rc.language_use_babel);
1691         globalCB->setChecked(rc.language_global_options);
1692         languagePackageED->setText(toqstr(rc.language_package));
1693         startCommandED->setText(toqstr(rc.language_command_begin));
1694         endCommandED->setText(toqstr(rc.language_command_end));
1695
1696         int const pos = defaultLanguageCO->findData(toqstr(rc.default_language));
1697         defaultLanguageCO->setCurrentIndex(pos);
1698 }
1699
1700
1701 /////////////////////////////////////////////////////////////////////
1702 //
1703 // PrefPrinter
1704 //
1705 /////////////////////////////////////////////////////////////////////
1706
1707 PrefPrinter::PrefPrinter(QWidget * parent)
1708         : PrefModule(qt_(catOutput), qt_("Printer"), 0, parent)
1709 {
1710         setupUi(this);
1711
1712         connect(printerAdaptCB, SIGNAL(clicked()),
1713                 this, SIGNAL(changed()));
1714         connect(printerCommandED, SIGNAL(textChanged(QString)),
1715                 this, SIGNAL(changed()));
1716         connect(printerNameED, SIGNAL(textChanged(QString)),
1717                 this, SIGNAL(changed()));
1718         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
1719                 this, SIGNAL(changed()));
1720         connect(printerCopiesED, SIGNAL(textChanged(QString)),
1721                 this, SIGNAL(changed()));
1722         connect(printerReverseED, SIGNAL(textChanged(QString)),
1723                 this, SIGNAL(changed()));
1724         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
1725                 this, SIGNAL(changed()));
1726         connect(printerExtensionED, SIGNAL(textChanged(QString)),
1727                 this, SIGNAL(changed()));
1728         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
1729                 this, SIGNAL(changed()));
1730         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
1731                 this, SIGNAL(changed()));
1732         connect(printerEvenED, SIGNAL(textChanged(QString)),
1733                 this, SIGNAL(changed()));
1734         connect(printerOddED, SIGNAL(textChanged(QString)),
1735                 this, SIGNAL(changed()));
1736         connect(printerCollatedED, SIGNAL(textChanged(QString)),
1737                 this, SIGNAL(changed()));
1738         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
1739                 this, SIGNAL(changed()));
1740         connect(printerToFileED, SIGNAL(textChanged(QString)),
1741                 this, SIGNAL(changed()));
1742         connect(printerExtraED, SIGNAL(textChanged(QString)),
1743                 this, SIGNAL(changed()));
1744         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
1745                 this, SIGNAL(changed()));
1746         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
1747                 this, SIGNAL(changed()));
1748 }
1749
1750
1751 void PrefPrinter::apply(LyXRC & rc) const
1752 {
1753         rc.print_adapt_output = printerAdaptCB->isChecked();
1754         rc.print_command = fromqstr(printerCommandED->text());
1755         rc.printer = fromqstr(printerNameED->text());
1756
1757         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
1758         rc.print_copies_flag = fromqstr(printerCopiesED->text());
1759         rc.print_reverse_flag = fromqstr(printerReverseED->text());
1760         rc.print_to_printer = fromqstr(printerToPrinterED->text());
1761         rc.print_file_extension = fromqstr(printerExtensionED->text());
1762         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
1763         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
1764         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
1765         rc.print_oddpage_flag = fromqstr(printerOddED->text());
1766         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
1767         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
1768         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
1769         rc.print_extra_options = fromqstr(printerExtraED->text());
1770         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
1771         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
1772 }
1773
1774
1775 void PrefPrinter::update(LyXRC const & rc)
1776 {
1777         printerAdaptCB->setChecked(rc.print_adapt_output);
1778         printerCommandED->setText(toqstr(rc.print_command));
1779         printerNameED->setText(toqstr(rc.printer));
1780
1781         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
1782         printerCopiesED->setText(toqstr(rc.print_copies_flag));
1783         printerReverseED->setText(toqstr(rc.print_reverse_flag));
1784         printerToPrinterED->setText(toqstr(rc.print_to_printer));
1785         printerExtensionED->setText(toqstr(rc.print_file_extension));
1786         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
1787         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
1788         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
1789         printerOddED->setText(toqstr(rc.print_oddpage_flag));
1790         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
1791         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
1792         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
1793         printerExtraED->setText(toqstr(rc.print_extra_options));
1794         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
1795         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
1796 }
1797
1798
1799 /////////////////////////////////////////////////////////////////////
1800 //
1801 // PrefUserInterface
1802 //
1803 /////////////////////////////////////////////////////////////////////
1804
1805 PrefUserInterface::PrefUserInterface(GuiPreferences * form, QWidget * parent)
1806         : PrefModule(qt_(catLookAndFeel), qt_("User interface"), form, parent)
1807 {
1808         setupUi(this);
1809
1810         connect(autoSaveCB, SIGNAL(toggled(bool)),
1811                 autoSaveSB, SLOT(setEnabled(bool)));
1812         connect(autoSaveCB, SIGNAL(toggled(bool)),
1813                 TextLabel1, SLOT(setEnabled(bool)));
1814         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
1815                 this, SIGNAL(changed()));
1816         connect(uiFilePB, SIGNAL(clicked()),
1817                 this, SLOT(select_ui()));
1818         connect(uiFileED, SIGNAL(textChanged(QString)),
1819                 this, SIGNAL(changed()));
1820         connect(restoreCursorCB, SIGNAL(clicked()),
1821                 this, SIGNAL(changed()));
1822         connect(loadSessionCB, SIGNAL(clicked()),
1823                 this, SIGNAL(changed()));
1824         connect(allowGeometrySessionCB, SIGNAL(clicked()),
1825                 this, SIGNAL(changed()));
1826         connect(autoSaveSB, SIGNAL(valueChanged(int)),
1827                 this, SIGNAL(changed()));
1828         connect(autoSaveCB, SIGNAL(clicked()),
1829                 this, SIGNAL(changed()));
1830         connect(lastfilesSB, SIGNAL(valueChanged(int)),
1831                 this, SIGNAL(changed()));
1832         connect(tooltipCB, SIGNAL(toggled(bool)),
1833                 this, SIGNAL(changed()));
1834         lastfilesSB->setMaximum(maxlastfiles);
1835 }
1836
1837
1838 void PrefUserInterface::apply(LyXRC & rc) const
1839 {
1840         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
1841         rc.use_lastfilepos = restoreCursorCB->isChecked();
1842         rc.load_session = loadSessionCB->isChecked();
1843         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
1844         rc.autosave = autoSaveSB->value() * 60;
1845         rc.make_backup = autoSaveCB->isChecked();
1846         rc.num_lastfiles = lastfilesSB->value();
1847         rc.use_tooltip = tooltipCB->isChecked();
1848         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
1849 }
1850
1851
1852 void PrefUserInterface::update(LyXRC const & rc)
1853 {
1854         uiFileED->setText(toqstr(external_path(rc.ui_file)));
1855         restoreCursorCB->setChecked(rc.use_lastfilepos);
1856         loadSessionCB->setChecked(rc.load_session);
1857         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
1858         // convert to minutes
1859         int mins(rc.autosave / 60);
1860         if (rc.autosave && !mins)
1861                 mins = 1;
1862         autoSaveSB->setValue(mins);
1863         autoSaveCB->setChecked(rc.make_backup);
1864         lastfilesSB->setValue(rc.num_lastfiles);
1865         tooltipCB->setChecked(rc.use_tooltip);
1866         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
1867 }
1868
1869
1870 void PrefUserInterface::select_ui()
1871 {
1872         QString file = form_->browseUI(internalPath(uiFileED->text()));
1873         if (!file.isEmpty())
1874                 uiFileED->setText(file);
1875 }
1876
1877 /////////////////////////////////////////////////////////////////////
1878 //
1879 // PrefEdit
1880 //
1881 /////////////////////////////////////////////////////////////////////
1882
1883 PrefEdit::PrefEdit(GuiPreferences * form, QWidget * parent)
1884         : PrefModule(qt_(catEditing), qt_("Control"), form, parent)
1885 {
1886         setupUi(this);
1887
1888         connect(cursorFollowsCB, SIGNAL(clicked()),
1889                 this, SIGNAL(changed()));
1890         connect(sortEnvironmentsCB, SIGNAL(clicked()),
1891                 this, SIGNAL(changed()));
1892         connect(groupEnvironmentsCB, SIGNAL(clicked()),
1893                 this, SIGNAL(changed()));
1894         connect(macroEditStyleCO, SIGNAL(activated(int)),
1895                 this, SIGNAL(changed()));
1896         connect(fullscreenLimitGB, SIGNAL(clicked()),
1897                 this, SIGNAL(changed()));
1898         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
1899                 this, SIGNAL(changed()));
1900         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
1901                 this, SIGNAL(changed()));
1902         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
1903                 this, SIGNAL(changed()));
1904         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
1905                 this, SIGNAL(changed()));
1906 }
1907
1908
1909 void PrefEdit::apply(LyXRC & rc) const
1910 {
1911         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
1912         rc.sort_layouts = sortEnvironmentsCB->isChecked();
1913         rc.group_layouts = groupEnvironmentsCB->isChecked();
1914         switch (macroEditStyleCO->currentIndex()) {
1915                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
1916                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
1917                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
1918         }
1919         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
1920         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
1921         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
1922         rc.full_screen_width = fullscreenWidthSB->value();
1923         rc.full_screen_limit = fullscreenLimitGB->isChecked();
1924 }
1925
1926
1927 void PrefEdit::update(LyXRC const & rc)
1928 {
1929         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
1930         sortEnvironmentsCB->setChecked(rc.sort_layouts);
1931         groupEnvironmentsCB->setChecked(rc.group_layouts);
1932         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
1933         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
1934         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
1935         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
1936         fullscreenWidthSB->setValue(rc.full_screen_width);
1937         fullscreenLimitGB->setChecked(rc.full_screen_limit);
1938 }
1939
1940
1941 /////////////////////////////////////////////////////////////////////
1942 //
1943 // PrefShortcuts
1944 //
1945 /////////////////////////////////////////////////////////////////////
1946
1947
1948 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
1949 {
1950         Ui::shortcutUi::setupUi(this);
1951         QDialog::setModal(true);
1952 }
1953
1954
1955 PrefShortcuts::PrefShortcuts(GuiPreferences * form, QWidget * parent)
1956         : PrefModule(qt_(catEditing), qt_("Shortcuts"), form, parent)
1957 {
1958         setupUi(this);
1959
1960         shortcutsTW->setColumnCount(2);
1961         shortcutsTW->headerItem()->setText(0, qt_("Function"));
1962         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
1963         shortcutsTW->setSortingEnabled(true);
1964         // Multi-selection can be annoying.
1965         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
1966
1967         connect(bindFilePB, SIGNAL(clicked()),
1968                 this, SLOT(select_bind()));
1969         connect(bindFileED, SIGNAL(textChanged(QString)),
1970                 this, SIGNAL(changed()));
1971         connect(removePB, SIGNAL(clicked()),
1972                 this, SIGNAL(changed()));
1973
1974         shortcut_ = new GuiShortcutDialog(this);
1975         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
1976         shortcut_bc_.setOK(shortcut_->okPB);
1977         shortcut_bc_.setCancel(shortcut_->cancelPB);
1978
1979         connect(shortcut_->okPB, SIGNAL(clicked()),
1980                 shortcut_, SLOT(accept()));
1981         connect(shortcut_->okPB, SIGNAL(clicked()),
1982                 this, SIGNAL(changed()));
1983         connect(shortcut_->cancelPB, SIGNAL(clicked()),
1984                 shortcut_, SLOT(reject()));
1985         connect(shortcut_->clearPB, SIGNAL(clicked()),
1986                 this, SLOT(shortcut_clearPB_pressed()));
1987         connect(shortcut_->okPB, SIGNAL(clicked()),
1988                 this, SLOT(shortcut_okPB_pressed()));
1989 }
1990
1991
1992 void PrefShortcuts::apply(LyXRC & rc) const
1993 {
1994         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
1995         // write user_bind and user_unbind to .lyx/bind/user.bind
1996         FileName bind_dir(addPath(package().user_support().absFilename(), "bind"));
1997         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
1998                 lyxerr << "LyX could not create the user bind directory '"
1999                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2000                 return;
2001         }
2002         if (!bind_dir.isDirWritable()) {
2003                 lyxerr << "LyX could not write to the user bind directory '"
2004                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2005                 return;
2006         }
2007         FileName user_bind_file(bind_dir.absFilename() + "/user.bind");
2008         user_bind_.write(user_bind_file.toFilesystemEncoding(), false, false);
2009         user_unbind_.write(user_bind_file.toFilesystemEncoding(), true, true);
2010         // immediately apply the keybindings. Why this is not done before?
2011         // The good thing is that the menus are updated automatically.
2012         theTopLevelKeymap().clear();
2013         theTopLevelKeymap().read("site");
2014         theTopLevelKeymap().read(rc.bind_file);
2015         theTopLevelKeymap().read("user");
2016 }
2017
2018
2019 void PrefShortcuts::update(LyXRC const & rc)
2020 {
2021         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2022         //
2023         system_bind_.clear();
2024         user_bind_.clear();
2025         user_unbind_.clear();
2026         system_bind_.read(rc.bind_file);
2027         // \unbind in user.bind is added to user_unbind_
2028         user_bind_.read("user", &user_unbind_);
2029         updateShortcutsTW();
2030 }
2031
2032
2033 void PrefShortcuts::updateShortcutsTW()
2034 {
2035         shortcutsTW->clear();
2036
2037         editItem_ = new QTreeWidgetItem(shortcutsTW);
2038         editItem_->setText(0, qt_("Cursor, Mouse and Editing functions"));
2039         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2040
2041         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2042         mathItem_->setText(0, qt_("Mathematical Symbols"));
2043         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2044
2045         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2046         bufferItem_->setText(0, qt_("Document and Window"));
2047         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2048
2049         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2050         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2051         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2052
2053         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2054         systemItem_->setText(0, qt_("System and Miscellaneous"));
2055         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2056
2057         // listBindings(unbound=true) lists all bound and unbound lfuns
2058         // Items in this list is tagged by its source.
2059         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2060                 static_cast<int>(System));
2061         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2062                 static_cast<int>(UserBind));
2063         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2064                 static_cast<int>(UserUnbind));
2065         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2066                         user_bindinglist.end());
2067         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2068                         user_unbindinglist.end());
2069
2070         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2071         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2072         for (; it != it_end; ++it)
2073                 insertShortcutItem(it->request, it->sequence, item_type(it->tag));
2074
2075         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2076         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2077         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2078         modifyPB->setEnabled(!items.isEmpty());
2079
2080         shortcutsTW->resizeColumnToContents(0);
2081 }
2082
2083
2084 void PrefShortcuts::setItemType(QTreeWidgetItem * item, item_type tag)
2085 {
2086         item->setData(0, Qt::UserRole, QVariant(tag));
2087         QFont font;
2088
2089         switch (tag) {
2090         case System:
2091                 break;
2092         case UserBind:
2093                 font.setBold(true);
2094                 break;
2095         case UserUnbind:
2096                 font.setStrikeOut(true);
2097                 break;
2098         // this item is not displayed now.
2099         case UserExtraUnbind:
2100                 font.setStrikeOut(true);
2101                 break;
2102         }
2103
2104         item->setFont(1, font);
2105 }
2106
2107
2108 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2109                 KeySequence const & seq, item_type tag)
2110 {
2111         FuncCode action = lfun.action;
2112         string const action_name = lyxaction.getActionName(action);
2113         QString const lfun_name = toqstr(from_utf8(action_name)
2114                         + ' ' + lfun.argument());
2115         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2116         item_type item_tag = tag;
2117
2118         QTreeWidgetItem * newItem = 0;
2119         // for unbind items, try to find an existing item in the system bind list
2120         if (tag == UserUnbind) {
2121                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2122                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2123                 for (int i = 0; i < items.size(); ++i) {
2124                         if (items[i]->text(1) == shortcut)
2125                                 newItem = items[i];
2126                                 break;
2127                         }
2128                 // if not found, this unbind item is UserExtraUnbind
2129                 // Such an item is not displayed to avoid confusion (what is
2130                 // unmatched removed?).
2131                 if (!newItem) {
2132                         item_tag = UserExtraUnbind;
2133                         return 0;
2134                 }
2135         }
2136         if (!newItem) {
2137                 switch(lyxaction.getActionType(action)) {
2138                 case LyXAction::Hidden:
2139                         return 0;
2140                 case LyXAction::Edit:
2141                         newItem = new QTreeWidgetItem(editItem_);
2142                         break;
2143                 case LyXAction::Math:
2144                         newItem = new QTreeWidgetItem(mathItem_);
2145                         break;
2146                 case LyXAction::Buffer:
2147                         newItem = new QTreeWidgetItem(bufferItem_);
2148                         break;
2149                 case LyXAction::Layout:
2150                         newItem = new QTreeWidgetItem(layoutItem_);
2151                         break;
2152                 case LyXAction::System:
2153                         newItem = new QTreeWidgetItem(systemItem_);
2154                         break;
2155                 default:
2156                         // this should not happen
2157                         newItem = new QTreeWidgetItem(shortcutsTW);
2158                 }
2159         }
2160
2161         newItem->setText(0, lfun_name);
2162         newItem->setText(1, shortcut);
2163         // record BindFile representation to recover KeySequence when needed.
2164         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
2165         setItemType(newItem, item_tag);
2166         return newItem;
2167 }
2168
2169
2170 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
2171 {
2172         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2173         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2174         modifyPB->setEnabled(!items.isEmpty());
2175         if (items.isEmpty())
2176                 return;
2177
2178         item_type tag = static_cast<item_type>(items[0]->data(0, Qt::UserRole).toInt());
2179         if (tag == UserUnbind)
2180                 removePB->setText(qt_("Res&tore"));
2181         else
2182                 removePB->setText(qt_("Remo&ve"));
2183 }
2184
2185
2186 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
2187 {
2188         modifyShortcut();
2189 }
2190
2191
2192 void PrefShortcuts::modifyShortcut()
2193 {
2194         QTreeWidgetItem * item = shortcutsTW->currentItem();
2195         if (item->flags() & Qt::ItemIsSelectable) {
2196                 shortcut_->lfunLE->setText(item->text(0));
2197                 shortcut_->shortcutLE->setText(item->text(1));
2198                 shortcut_->shortcutLE->setFocus();
2199                 shortcut_->exec();
2200         }
2201 }
2202
2203
2204 void PrefShortcuts::select_bind()
2205 {
2206         QString file = form_->browsebind(internalPath(bindFileED->text()));
2207         if (!file.isEmpty()) {
2208                 bindFileED->setText(file);
2209                 system_bind_ = KeyMap();
2210                 system_bind_.read(fromqstr(file));
2211                 updateShortcutsTW();
2212         }
2213 }
2214
2215
2216 void PrefShortcuts::on_modifyPB_pressed()
2217 {
2218         modifyShortcut();
2219 }
2220
2221
2222 void PrefShortcuts::on_newPB_pressed()
2223 {
2224         shortcut_->lfunLE->clear();
2225         shortcut_->shortcutLE->reset();
2226         shortcut_->exec();
2227 }
2228
2229
2230 void PrefShortcuts::on_removePB_pressed()
2231 {
2232         // it seems that only one item can be selected, but I am
2233         // removing all selected items anyway.
2234         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2235         for (int i = 0; i < items.size(); ++i) {
2236                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
2237                 string lfun = fromqstr(items[i]->text(0));
2238                 FuncRequest func = lyxaction.lookupFunc(lfun);
2239                 item_type tag = static_cast<item_type>(items[i]->data(0, Qt::UserRole).toInt());
2240
2241                 switch (tag) {
2242                 case System: {
2243                         // for system bind, we do not touch the item
2244                         // but add an user unbind item
2245                         user_unbind_.bind(shortcut, func);
2246                         setItemType(items[i], UserUnbind);
2247                         removePB->setText(qt_("Res&tore"));
2248                         break;
2249                 }
2250                 case UserBind: {
2251                         // for user_bind, we remove this bind
2252                         QTreeWidgetItem * parent = items[i]->parent();
2253                         int itemIdx = parent->indexOfChild(items[i]);
2254                         parent->takeChild(itemIdx);
2255                         if (itemIdx > 0)
2256                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
2257                         else
2258                                 shortcutsTW->scrollToItem(parent);
2259                         user_bind_.unbind(shortcut, func);
2260                         break;
2261                 }
2262                 case UserUnbind: {
2263                         // for user_unbind, we remove the unbind, and the item
2264                         // become System again.
2265                         user_unbind_.unbind(shortcut, func);
2266                         setItemType(items[i], System);
2267                         removePB->setText(qt_("Remo&ve"));
2268                         break;
2269                 }
2270                 case UserExtraUnbind: {
2271                         // for user unbind that is not in system bind file,
2272                         // remove this unbind file
2273                         QTreeWidgetItem * parent = items[i]->parent();
2274                         parent->takeChild(parent->indexOfChild(items[i]));
2275                         user_unbind_.unbind(shortcut, func);
2276                 }
2277                 }
2278         }
2279 }
2280
2281
2282 void PrefShortcuts::on_searchLE_textEdited()
2283 {
2284         if (searchLE->text().isEmpty()) {
2285                 // show all hidden items
2286                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
2287                 while (*it)
2288                         shortcutsTW->setItemHidden(*it++, false);
2289                 return;
2290         }
2291         // search both columns
2292         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
2293                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
2294         matched += shortcutsTW->findItems(searchLE->text(),
2295                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
2296
2297         // hide everyone (to avoid searching in matched QList repeatedly
2298         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
2299         while (*it)
2300                 shortcutsTW->setItemHidden(*it++, true);
2301         // show matched items
2302         for (int i = 0; i < matched.size(); ++i) {
2303                 shortcutsTW->setItemHidden(matched[i], false);
2304         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
2305         }
2306 }
2307
2308
2309 void PrefShortcuts::shortcut_okPB_pressed()
2310 {
2311         string lfun = fromqstr(shortcut_->lfunLE->text());
2312         FuncRequest func = lyxaction.lookupFunc(lfun);
2313
2314         if (func.action == LFUN_UNKNOWN_ACTION) {
2315                 Alert::error(_("Failed to create shortcut"),
2316                         _("Unknown or invalid LyX function"));
2317                 return;
2318         }
2319
2320         KeySequence k = shortcut_->shortcutLE->getKeySequence();
2321         if (k.length() == 0) {
2322                 Alert::error(_("Failed to create shortcut"),
2323                         _("Invalid or empty key sequence"));
2324                 return;
2325         }
2326
2327         // if both lfun and shortcut is valid
2328         if (user_bind_.hasBinding(k, func) || system_bind_.hasBinding(k, func)) {
2329                 Alert::error(_("Failed to create shortcut"),
2330                         _("Shortcut is already defined"));
2331                 return;
2332         }
2333
2334         QTreeWidgetItem * item = insertShortcutItem(func, k, UserBind);
2335         if (item) {
2336                 user_bind_.bind(&k, func);
2337                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
2338                 shortcutsTW->setItemExpanded(item->parent(), true);
2339                 shortcutsTW->scrollToItem(item);
2340         } else {
2341                 Alert::error(_("Failed to create shortcut"),
2342                         _("Can not insert shortcut to the list"));
2343                 return;
2344         }
2345 }
2346
2347
2348 void PrefShortcuts::shortcut_clearPB_pressed()
2349 {
2350         shortcut_->shortcutLE->reset();
2351         shortcut_->shortcutLE->setFocus();
2352 }
2353
2354
2355 /////////////////////////////////////////////////////////////////////
2356 //
2357 // PrefIdentity
2358 //
2359 /////////////////////////////////////////////////////////////////////
2360
2361 PrefIdentity::PrefIdentity(QWidget * parent)
2362         : PrefModule(QString(), qt_("Identity"), 0, parent)
2363 {
2364         setupUi(this);
2365
2366         connect(nameED, SIGNAL(textChanged(QString)),
2367                 this, SIGNAL(changed()));
2368         connect(emailED, SIGNAL(textChanged(QString)),
2369                 this, SIGNAL(changed()));
2370 }
2371
2372
2373 void PrefIdentity::apply(LyXRC & rc) const
2374 {
2375         rc.user_name = fromqstr(nameED->text());
2376         rc.user_email = fromqstr(emailED->text());
2377 }
2378
2379
2380 void PrefIdentity::update(LyXRC const & rc)
2381 {
2382         nameED->setText(toqstr(rc.user_name));
2383         emailED->setText(toqstr(rc.user_email));
2384 }
2385
2386
2387
2388 /////////////////////////////////////////////////////////////////////
2389 //
2390 // GuiPreferences
2391 //
2392 /////////////////////////////////////////////////////////////////////
2393
2394 GuiPreferences::GuiPreferences(GuiView & lv)
2395         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
2396 {
2397         setupUi(this);
2398
2399         QDialog::setModal(false);
2400
2401         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
2402         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
2403         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
2404         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
2405
2406         add(new PrefUserInterface(this));
2407         add(new PrefEdit(this));
2408         add(new PrefShortcuts(this));
2409         add(new PrefScreenFonts(this));
2410         add(new PrefColors(this));
2411         add(new PrefDisplay);
2412         add(new PrefInput(this));
2413         add(new PrefCompletion(this));
2414
2415         add(new PrefPaths(this));
2416
2417         add(new PrefIdentity);
2418
2419         add(new PrefLanguage);
2420         add(new PrefSpellchecker(this));
2421
2422         add(new PrefPrinter);
2423         add(new PrefDate);
2424         add(new PrefPlaintext);
2425         add(new PrefLatex(this));
2426
2427         PrefConverters * converters = new PrefConverters(this);
2428         PrefFileformats * formats = new PrefFileformats(this);
2429         connect(formats, SIGNAL(formatsChanged()),
2430                         converters, SLOT(updateGui()));
2431         add(converters);
2432         add(formats);
2433
2434         prefsPS->setCurrentPanel(qt_("User interface"));
2435 // FIXME: hack to work around resizing bug in Qt >= 4.2
2436 // bug verified with Qt 4.2.{0-3} (JSpitzm)
2437 #if QT_VERSION >= 0x040200
2438         prefsPS->updateGeometry();
2439 #endif
2440
2441         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
2442         bc().setOK(savePB);
2443         bc().setApply(applyPB);
2444         bc().setCancel(closePB);
2445         bc().setRestore(restorePB);
2446 }
2447
2448
2449 void GuiPreferences::add(PrefModule * module)
2450 {
2451         LASSERT(module, /**/);
2452         if (module->category().isEmpty())
2453                 prefsPS->addPanel(module, module->title());
2454         else
2455                 prefsPS->addPanel(module, module->title(), module->category());
2456         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
2457         modules_.push_back(module);
2458 }
2459
2460
2461 void GuiPreferences::change_adaptor()
2462 {
2463         changed();
2464 }
2465
2466
2467 void GuiPreferences::apply(LyXRC & rc) const
2468 {
2469         size_t end = modules_.size();
2470         for (size_t i = 0; i != end; ++i)
2471                 modules_[i]->apply(rc);
2472 }
2473
2474
2475 void GuiPreferences::updateRc(LyXRC const & rc)
2476 {
2477         size_t const end = modules_.size();
2478         for (size_t i = 0; i != end; ++i)
2479                 modules_[i]->update(rc);
2480 }
2481
2482
2483 void GuiPreferences::applyView()
2484 {
2485         apply(rc());
2486 }
2487
2488
2489 void GuiPreferences::updateContents()
2490 {
2491         updateRc(rc());
2492 }
2493
2494
2495 bool GuiPreferences::initialiseParams(string const &)
2496 {
2497         rc_ = lyxrc;
2498         formats_ = lyx::formats;
2499         converters_ = theConverters();
2500         converters_.update(formats_);
2501         movers_ = theMovers();
2502         colors_.clear();
2503         update_screen_font_ = false;
2504
2505         return true;
2506 }
2507
2508
2509 void GuiPreferences::dispatchParams()
2510 {
2511         ostringstream ss;
2512         rc_.write(ss, true);
2513         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
2514         // FIXME: these need lfuns
2515         // FIXME UNICODE
2516         theBufferList().setCurrentAuthor(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
2517
2518         lyx::formats = formats_;
2519
2520         theConverters() = converters_;
2521         theConverters().update(lyx::formats);
2522         theConverters().buildGraph();
2523
2524         theMovers() = movers_;
2525
2526         vector<string>::const_iterator it = colors_.begin();
2527         vector<string>::const_iterator const end = colors_.end();
2528         for (; it != end; ++it)
2529                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
2530         colors_.clear();
2531
2532         if (update_screen_font_) {
2533                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
2534                 update_screen_font_ = false;
2535         }
2536
2537         // The Save button has been pressed
2538         if (isClosing())
2539                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
2540 }
2541
2542
2543 void GuiPreferences::setColor(ColorCode col, string const & hex)
2544 {
2545         colors_.push_back(lcolor.getLyXName(col) + ' ' + hex);
2546 }
2547
2548
2549 void GuiPreferences::updateScreenFonts()
2550 {
2551         update_screen_font_ = true;
2552 }
2553
2554
2555 QString GuiPreferences::browsebind(QString const & file) const
2556 {
2557         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
2558                              QStringList(qt_("LyX bind files (*.bind)")));
2559 }
2560
2561
2562 QString GuiPreferences::browseUI(QString const & file) const
2563 {
2564         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
2565                              QStringList(qt_("LyX UI files (*.ui)")));
2566 }
2567
2568
2569 QString GuiPreferences::browsekbmap(QString const & file) const
2570 {
2571         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
2572                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
2573 }
2574
2575
2576 QString GuiPreferences::browsedict(QString const & file) const
2577 {
2578         return browseFile(file, qt_("Choose personal dictionary"),
2579                 QStringList(lyxrc.use_spell_lib ? qt_("*.pws") : qt_("*.ispell")));
2580 }
2581
2582
2583 QString GuiPreferences::browse(QString const & file,
2584                                   QString const & title) const
2585 {
2586         return browseFile(file, title, QStringList(), true);
2587 }
2588
2589
2590 // We support less paper sizes than the document dialog
2591 // Therefore this adjustment is needed.
2592 PAPER_SIZE GuiPreferences::toPaperSize(int i) const
2593 {
2594         switch (i) {
2595         case 0:
2596                 return PAPER_DEFAULT;
2597         case 1:
2598                 return PAPER_USLETTER;
2599         case 2:
2600                 return PAPER_USLEGAL;
2601         case 3:
2602                 return PAPER_USEXECUTIVE;
2603         case 4:
2604                 return PAPER_A3;
2605         case 5:
2606                 return PAPER_A4;
2607         case 6:
2608                 return PAPER_A5;
2609         case 7:
2610                 return PAPER_B5;
2611         default:
2612                 // should not happen
2613                 return PAPER_DEFAULT;
2614         }
2615 }
2616
2617
2618 int GuiPreferences::fromPaperSize(PAPER_SIZE papersize) const
2619 {
2620         switch (papersize) {
2621         case PAPER_DEFAULT:
2622                 return 0;
2623         case PAPER_USLETTER:
2624                 return 1;
2625         case PAPER_USLEGAL:
2626                 return 2;
2627         case PAPER_USEXECUTIVE:
2628                 return 3;
2629         case PAPER_A3:
2630                 return 4;
2631         case PAPER_A4:
2632                 return 5;
2633         case PAPER_A5:
2634                 return 6;
2635         case PAPER_B5:
2636                 return 7;
2637         default:
2638                 // should not happen
2639                 return 0;
2640         }
2641 }
2642
2643
2644 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
2645
2646
2647 } // namespace frontend
2648 } // namespace lyx
2649
2650 #include "GuiPrefs_moc.cpp"