src/frontends/qt4/GuiPrefs.cpp

   1 /**
   2  * \file GuiPrefs.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author John Levon
   7  * \author Bo Peng
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "GuiPrefs.h"
  15
  16 #include "ColorCache.h"
  17 #include "FileDialog.h"
  18 #include "GuiApplication.h"
  19 #include "GuiFontExample.h"
  20 #include "GuiFontLoader.h"
  21 #include "GuiKeySymbol.h"
  22 #include "qt_helpers.h"
  23
  24 #include "BufferList.h"
  25 #include "Color.h"
  26 #include "ColorSet.h"
  27 #include "ConverterCache.h"
  28 #include "FontEnums.h"
  29 #include "FuncRequest.h"
  30 #include "KeyMap.h"
  31 #include "KeySequence.h"
  32 #include "Language.h"
  33 #include "LyXAction.h"
  34 #include "PanelStack.h"
  35 #include "paper.h"
  36 #include "Session.h"
  37
  38 #include "support/debug.h"
  39 #include "support/FileName.h"
  40 #include "support/filetools.h"
  41 #include "support/foreach.h"
  42 #include "support/gettext.h"
  43 #include "support/lstrings.h"
  44 #include "support/os.h"
  45 #include "support/Package.h"
  46
  47 #include "graphics/GraphicsTypes.h"
  48
  49 #include "frontends/alert.h"
  50 #include "frontends/Application.h"
  51 #include "frontends/FontLoader.h"
  52
  53 #include <QAbstractItemModel>
  54 #include <QCheckBox>
  55 #include <QColorDialog>
  56 #include <QFontDatabase>
  57 #include <QHeaderView>
  58 #include <QLineEdit>
  59 #include <QMessageBox>
  60 #include <QPixmapCache>
  61 #include <QPushButton>
  62 #include <QSpinBox>
  63 #include <QString>
  64 #include <QTreeWidget>
  65 #include <QTreeWidgetItem>
  66 #include <QValidator>
  67
  68 #include <iomanip>
  69 #include <sstream>
  70 #include <algorithm>
  71
  72 using namespace Ui;
  73
  74 using namespace std;
  75 using namespace lyx::support;
  76 using namespace lyx::support::os;
  77
  78 namespace lyx {
  79 namespace frontend {
  80
  81 /////////////////////////////////////////////////////////////////////
  82 //
  83 // Browser Helpers
  84 //
  85 /////////////////////////////////////////////////////////////////////
  86
  87 /** Launch a file dialog and return the chosen file.
  88         filename: a suggested filename.
  89         title: the title of the dialog.
  90         pattern: *.ps etc.
  91         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
  92 */
  93 QString browseFile(QString const & filename,
  94         QString const & title,
  95         QStringList const & filters,
  96         bool save = false,
  97         QString const & label1 = QString(),
  98         QString const & dir1 = QString(),
  99         QString const & label2 = QString(),
 100         QString const & dir2 = QString(),
 101         QString const & fallback_dir = QString())
 102 {
 103         QString lastPath = ".";
 104         if (!filename.isEmpty())
 105                 lastPath = onlyPath(filename);
 106         else if(!fallback_dir.isEmpty())
 107                 lastPath = fallback_dir;
 108
 109         FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
 110         dlg.setButton2(label1, dir1);
 111         dlg.setButton2(label2, dir2);
 112
 113         FileDialog::Result result;
 114
 115         if (save)
 116                 result = dlg.save(lastPath, filters, onlyFilename(filename));
 117         else
 118                 result = dlg.open(lastPath, filters, onlyFilename(filename));
 119
 120         return result.second;
 121 }
 122
 123
 124 /** Wrapper around browseFile which tries to provide a filename
 125 *  relative to the user or system directory. The dir, name and ext
 126 *  parameters have the same meaning as in the
 127 *  support::LibFileSearch function.
 128 */
 129 QString browseLibFile(QString const & dir,
 130         QString const & name,
 131         QString const & ext,
 132         QString const & title,
 133         QStringList const & filters)
 134 {
 135         // FIXME UNICODE
 136         QString const label1 = qt_("System files|#S#s");
 137         QString const dir1 =
 138                 toqstr(addName(package().system_support().absFilename(), fromqstr(dir)));
 139
 140         QString const label2 = qt_("User files|#U#u");
 141         QString const dir2 =
 142                 toqstr(addName(package().user_support().absFilename(), fromqstr(dir)));
 143
 144         QString const result = browseFile(toqstr(
 145                 libFileSearch(dir, name, ext).absFilename()),
 146                 title, filters, false, dir1, dir2, QString(), QString(), dir1);
 147
 148         // remove the extension if it is the default one
 149         QString noextresult;
 150         if (getExtension(result) == ext)
 151                 noextresult = removeExtension(result);
 152         else
 153                 noextresult = result;
 154
 155         // remove the directory, if it is the default one
 156         QString const file = onlyFilename(noextresult);
 157         if (toqstr(libFileSearch(dir, file, ext).absFilename()) == result)
 158                 return file;
 159         else
 160                 return noextresult;
 161 }
 162
 163
 164 /** Launch a file dialog and return the chosen directory.
 165         pathname: a suggested pathname.
 166         title: the title of the dialog.
 167         dir1 = (name, dir), dir2 = (name, dir): extra buttons on the dialog.
 168 */
 169 QString browseDir(QString const & pathname,
 170         QString const & title,
 171         QString const & label1 = QString(),
 172         QString const & dir1 = QString(),
 173         QString const & label2 = QString(),
 174         QString const & dir2 = QString())
 175 {
 176         QString lastPath = ".";
 177         if (!pathname.isEmpty())
 178                 lastPath = onlyPath(pathname);
 179
 180         FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
 181         dlg.setButton1(label1, dir1);
 182         dlg.setButton2(label2, dir2);
 183
 184         FileDialog::Result const result =
 185                 dlg.opendir(lastPath, onlyFilename(pathname));
 186
 187         return result.second;
 188 }
 189
 190
 191 } // namespace frontend
 192
 193
 194 QString browseRelFile(QString const & filename, QString const & refpath,
 195         QString const & title, QStringList const & filters, bool save,
 196         QString const & label1, QString const & dir1,
 197         QString const & label2, QString const & dir2)
 198 {
 199         QString const fname = makeAbsPath(filename, refpath);
 200
 201
 202         QString const outname =
 203                 frontend::browseFile(fname, title, filters, save, label1, dir1, label2, dir2);
 204
 205         QString const reloutname =
 206                 toqstr(makeRelPath(qstring_to_ucs4(outname), qstring_to_ucs4(refpath)));
 207
 208         if (reloutname.startsWith("../"))
 209                 return outname;
 210         else
 211                 return reloutname;
 212 }
 213
 214
 215
 216 /////////////////////////////////////////////////////////////////////
 217 //
 218 // Helpers
 219 //
 220 /////////////////////////////////////////////////////////////////////
 221
 222 namespace frontend {
 223
 224 string const catLookAndFeel = N_("Look & Feel");
 225 string const catEditing = N_("Editing");
 226 string const catLanguage = N_("Language Settings");
 227 string const catOutput = N_("Output");
 228 string const catFiles = N_("File Handling");
 229
 230 static void parseFontName(QString const & mangled0,
 231         string & name, string & foundry)
 232 {
 233         string mangled = fromqstr(mangled0);
 234         size_t const idx = mangled.find('[');
 235         if (idx == string::npos || idx == 0) {
 236                 name = mangled;
 237                 foundry.clear();
 238         } else {
 239                 name = mangled.substr(0, idx - 1),
 240                 foundry = mangled.substr(idx + 1, mangled.size() - idx - 2);
 241         }
 242 }
 243
 244
 245 static void setComboxFont(QComboBox * cb, string const & family,
 246         string const & foundry)
 247 {
 248         QString fontname = toqstr(family);
 249         if (!foundry.empty())
 250                 fontname += " [" + toqstr(foundry) + ']';
 251
 252         for (int i = 0; i != cb->count(); ++i) {
 253                 if (cb->itemText(i) == fontname) {
 254                         cb->setCurrentIndex(i);
 255                         return;
 256                 }
 257         }
 258
 259         // Try matching without foundry name
 260
 261         // We count in reverse in order to prefer the Xft foundry
 262         for (int i = cb->count(); --i >= 0;) {
 263                 string name, foundry;
 264                 parseFontName(cb->itemText(i), name, foundry);
 265                 if (compare_ascii_no_case(name, family) == 0) {
 266                         cb->setCurrentIndex(i);
 267                         return;
 268                 }
 269         }
 270
 271         // family alone can contain e.g. "Helvetica [Adobe]"
 272         string tmpname, tmpfoundry;
 273         parseFontName(toqstr(family), tmpname, tmpfoundry);
 274
 275         // We count in reverse in order to prefer the Xft foundry
 276         for (int i = cb->count(); --i >= 0; ) {
 277                 string name, foundry;
 278                 parseFontName(cb->itemText(i), name, foundry);
 279                 if (compare_ascii_no_case(name, foundry) == 0) {
 280                         cb->setCurrentIndex(i);
 281                         return;
 282                 }
 283         }
 284
 285         // Bleh, default fonts, and the names couldn't be found. Hack
 286         // for bug 1063.
 287
 288         QFont font;
 289         font.setKerning(false);
 290
 291         QString const font_family = toqstr(family);
 292         if (font_family == guiApp->romanFontName()) {
 293                 font.setStyleHint(QFont::Serif);
 294                 font.setFamily(font_family);
 295         } else if (font_family == guiApp->sansFontName()) {
 296                 font.setStyleHint(QFont::SansSerif);
 297                 font.setFamily(font_family);
 298         } else if (font_family == guiApp->typewriterFontName()) {
 299                 font.setStyleHint(QFont::TypeWriter);
 300                 font.setFamily(font_family);
 301         } else {
 302                 LYXERR0("FAILED to find the default font: '"
 303                        << foundry << "', '" << family << '\'');
 304                 return;
 305         }
 306
 307         QFontInfo info(font);
 308         string default_font_name, dummyfoundry;
 309         parseFontName(info.family(), default_font_name, dummyfoundry);
 310         LYXERR0("Apparent font is " << default_font_name);
 311
 312         for (int i = 0; i < cb->count(); ++i) {
 313                 LYXERR0("Looking at " << cb->itemText(i));
 314                 if (compare_ascii_no_case(fromqstr(cb->itemText(i)),
 315                                     default_font_name) == 0) {
 316                         cb->setCurrentIndex(i);
 317                         return;
 318                 }
 319         }
 320
 321         LYXERR0("FAILED to find the font: '"
 322                << foundry << "', '" << family << '\'');
 323 }
 324
 325
 326
 327 /////////////////////////////////////////////////////////////////////
 328 //
 329 // PrefPlaintext
 330 //
 331 /////////////////////////////////////////////////////////////////////
 332
 333 PrefPlaintext::PrefPlaintext(GuiPreferences * form)
 334         : PrefModule(qt_(catOutput), qt_("Plain text"), form)
 335 {
 336         setupUi(this);
 337         connect(plaintextLinelengthSB, SIGNAL(valueChanged(int)),
 338                 this, SIGNAL(changed()));
 339 }
 340
 341
 342 void PrefPlaintext::apply(LyXRC & rc) const
 343 {
 344         rc.plaintext_linelen = plaintextLinelengthSB->value();
 345 }
 346
 347
 348 void PrefPlaintext::update(LyXRC const & rc)
 349 {
 350         plaintextLinelengthSB->setValue(rc.plaintext_linelen);
 351 }
 352
 353
 354 /////////////////////////////////////////////////////////////////////
 355 //
 356 // StrftimeValidator
 357 //
 358 /////////////////////////////////////////////////////////////////////
 359
 360 class StrftimeValidator : public QValidator
 361 {
 362 public:
 363         StrftimeValidator(QWidget *);
 364         QValidator::State validate(QString & input, int & pos) const;
 365 };
 366
 367
 368 StrftimeValidator::StrftimeValidator(QWidget * parent)
 369         : QValidator(parent)
 370 {
 371 }
 372
 373
 374 QValidator::State StrftimeValidator::validate(QString & input, int & /*pos*/) const
 375 {
 376         if (is_valid_strftime(fromqstr(input)))
 377                 return QValidator::Acceptable;
 378         else
 379                 return QValidator::Intermediate;
 380 }
 381
 382
 383 /////////////////////////////////////////////////////////////////////
 384 //
 385 // PrefDate
 386 //
 387 /////////////////////////////////////////////////////////////////////
 388
 389 PrefDate::PrefDate(GuiPreferences * form)
 390         : PrefModule(qt_(catOutput), qt_("Date format"), form)
 391 {
 392         setupUi(this);
 393         DateED->setValidator(new StrftimeValidator(DateED));
 394         connect(DateED, SIGNAL(textChanged(QString)),
 395                 this, SIGNAL(changed()));
 396 }
 397
 398
 399 void PrefDate::on_DateED_textChanged(const QString &)
 400 {
 401         QString t = DateED->text();
 402         int p = 0;
 403         bool valid = DateED->validator()->validate(t, p)
 404                      == QValidator::Acceptable;
 405         setValid(DateLA, valid);
 406 }
 407
 408
 409 void PrefDate::apply(LyXRC & rc) const
 410 {
 411         rc.date_insert_format = fromqstr(DateED->text());
 412 }
 413
 414
 415 void PrefDate::update(LyXRC const & rc)
 416 {
 417         DateED->setText(toqstr(rc.date_insert_format));
 418 }
 419
 420
 421 /////////////////////////////////////////////////////////////////////
 422 //
 423 // PrefInput
 424 //
 425 /////////////////////////////////////////////////////////////////////
 426
 427 PrefInput::PrefInput(GuiPreferences * form)
 428         : PrefModule(qt_(catEditing), qt_("Keyboard/Mouse"), form)
 429 {
 430         setupUi(this);
 431
 432         connect(keymapCB, SIGNAL(clicked()),
 433                 this, SIGNAL(changed()));
 434         connect(firstKeymapED, SIGNAL(textChanged(QString)),
 435                 this, SIGNAL(changed()));
 436         connect(secondKeymapED, SIGNAL(textChanged(QString)),
 437                 this, SIGNAL(changed()));
 438         connect(mouseWheelSpeedSB, SIGNAL(valueChanged(double)),
 439                 this, SIGNAL(changed()));
 440 }
 441
 442
 443 void PrefInput::apply(LyXRC & rc) const
 444 {
 445         // FIXME: can derive CB from the two EDs
 446         rc.use_kbmap = keymapCB->isChecked();
 447         rc.primary_kbmap = internal_path(fromqstr(firstKeymapED->text()));
 448         rc.secondary_kbmap = internal_path(fromqstr(secondKeymapED->text()));
 449         rc.mouse_wheel_speed = mouseWheelSpeedSB->value();
 450 }
 451
 452
 453 void PrefInput::update(LyXRC const & rc)
 454 {
 455         // FIXME: can derive CB from the two EDs
 456         keymapCB->setChecked(rc.use_kbmap);
 457         firstKeymapED->setText(toqstr(external_path(rc.primary_kbmap)));
 458         secondKeymapED->setText(toqstr(external_path(rc.secondary_kbmap)));
 459         mouseWheelSpeedSB->setValue(rc.mouse_wheel_speed);
 460 }
 461
 462
 463 QString PrefInput::testKeymap(QString const & keymap)
 464 {
 465         return form_->browsekbmap(internalPath(keymap));
 466 }
 467
 468
 469 void PrefInput::on_firstKeymapPB_clicked(bool)
 470 {
 471         QString const file = testKeymap(firstKeymapED->text());
 472         if (!file.isEmpty())
 473                 firstKeymapED->setText(file);
 474 }
 475
 476
 477 void PrefInput::on_secondKeymapPB_clicked(bool)
 478 {
 479         QString const file = testKeymap(secondKeymapED->text());
 480         if (!file.isEmpty())
 481                 secondKeymapED->setText(file);
 482 }
 483
 484
 485 void PrefInput::on_keymapCB_toggled(bool keymap)
 486 {
 487         firstKeymapLA->setEnabled(keymap);
 488         secondKeymapLA->setEnabled(keymap);
 489         firstKeymapED->setEnabled(keymap);
 490         secondKeymapED->setEnabled(keymap);
 491         firstKeymapPB->setEnabled(keymap);
 492         secondKeymapPB->setEnabled(keymap);
 493 }
 494
 495
 496 /////////////////////////////////////////////////////////////////////
 497 //
 498 // PrefCompletion
 499 //
 500 /////////////////////////////////////////////////////////////////////
 501
 502 PrefCompletion::PrefCompletion(GuiPreferences * form)
 503         : PrefModule(qt_(catEditing), qt_("Input Completion"), form)
 504 {
 505         setupUi(this);
 506
 507         connect(inlineDelaySB, SIGNAL(valueChanged(double)),
 508                 this, SIGNAL(changed()));
 509         connect(inlineMathCB, SIGNAL(clicked()),
 510                 this, SIGNAL(changed()));
 511         connect(inlineTextCB, SIGNAL(clicked()),
 512                 this, SIGNAL(changed()));
 513         connect(inlineDotsCB, SIGNAL(clicked()),
 514                 this, SIGNAL(changed()));
 515         connect(popupDelaySB, SIGNAL(valueChanged(double)),
 516                 this, SIGNAL(changed()));
 517         connect(popupMathCB, SIGNAL(clicked()),
 518                 this, SIGNAL(changed()));
 519         connect(popupTextCB, SIGNAL(clicked()),
 520                 this, SIGNAL(changed()));
 521         connect(popupAfterCompleteCB, SIGNAL(clicked()),
 522                 this, SIGNAL(changed()));
 523         connect(cursorTextCB, SIGNAL(clicked()),
 524                 this, SIGNAL(changed()));
 525 }
 526
 527
 528 void PrefCompletion::apply(LyXRC & rc) const
 529 {
 530         rc.completion_inline_delay = inlineDelaySB->value();
 531         rc.completion_inline_math = inlineMathCB->isChecked();
 532         rc.completion_inline_text = inlineTextCB->isChecked();
 533         rc.completion_inline_dots = inlineDotsCB->isChecked() ? 13 : -1;
 534         rc.completion_popup_delay = popupDelaySB->value();
 535         rc.completion_popup_math = popupMathCB->isChecked();
 536         rc.completion_popup_text = popupTextCB->isChecked();
 537         rc.completion_cursor_text = cursorTextCB->isChecked();
 538         rc.completion_popup_after_complete =
 539                 popupAfterCompleteCB->isChecked();
 540 }
 541
 542
 543 void PrefCompletion::update(LyXRC const & rc)
 544 {
 545         inlineDelaySB->setValue(rc.completion_inline_delay);
 546         inlineMathCB->setChecked(rc.completion_inline_math);
 547         inlineTextCB->setChecked(rc.completion_inline_text);
 548         inlineDotsCB->setChecked(rc.completion_inline_dots != -1);
 549         popupDelaySB->setValue(rc.completion_popup_delay);
 550         popupMathCB->setChecked(rc.completion_popup_math);
 551         popupTextCB->setChecked(rc.completion_popup_text);
 552         cursorTextCB->setChecked(rc.completion_cursor_text);
 553         popupAfterCompleteCB->setChecked(rc.completion_popup_after_complete);
 554 }
 555
 556
 557
 558 /////////////////////////////////////////////////////////////////////
 559 //
 560 // PrefLatex
 561 //
 562 /////////////////////////////////////////////////////////////////////
 563
 564 PrefLatex::PrefLatex(GuiPreferences * form)
 565         : PrefModule(qt_(catOutput), qt_("LaTeX"), form)
 566 {
 567         setupUi(this);
 568         connect(latexEncodingED, SIGNAL(textChanged(QString)),
 569                 this, SIGNAL(changed()));
 570         connect(latexChecktexED, SIGNAL(textChanged(QString)),
 571                 this, SIGNAL(changed()));
 572         connect(latexBibtexED, SIGNAL(textChanged(QString)),
 573                 this, SIGNAL(changed()));
 574         connect(latexIndexED, SIGNAL(textChanged(QString)),
 575                 this, SIGNAL(changed()));
 576         connect(latexAutoresetCB, SIGNAL(clicked()),
 577                 this, SIGNAL(changed()));
 578         connect(latexDviPaperED, SIGNAL(textChanged(QString)),
 579                 this, SIGNAL(changed()));
 580         connect(latexPaperSizeCO, SIGNAL(activated(int)),
 581                 this, SIGNAL(changed()));
 582
 583 #if defined(__CYGWIN__) || defined(_WIN32)
 584         pathCB->setVisible(true);
 585         connect(pathCB, SIGNAL(clicked()),
 586                 this, SIGNAL(changed()));
 587 #else
 588         pathCB->setVisible(false);
 589 #endif
 590 }
 591
 592
 593 void PrefLatex::apply(LyXRC & rc) const
 594 {
 595         rc.fontenc = fromqstr(latexEncodingED->text());
 596         rc.chktex_command = fromqstr(latexChecktexED->text());
 597         rc.bibtex_command = fromqstr(latexBibtexED->text());
 598         rc.index_command = fromqstr(latexIndexED->text());
 599         rc.nomencl_command = fromqstr(latexNomenclED->text());
 600         rc.auto_reset_options = latexAutoresetCB->isChecked();
 601         rc.view_dvi_paper_option = fromqstr(latexDviPaperED->text());
 602         rc.default_papersize =
 603                 form_->toPaperSize(latexPaperSizeCO->currentIndex());
 604 #if defined(__CYGWIN__) || defined(_WIN32)
 605         rc.windows_style_tex_paths = pathCB->isChecked();
 606 #endif
 607 }
 608
 609
 610 void PrefLatex::update(LyXRC const & rc)
 611 {
 612         latexEncodingED->setText(toqstr(rc.fontenc));
 613         latexChecktexED->setText(toqstr(rc.chktex_command));
 614         latexBibtexED->setText(toqstr(rc.bibtex_command));
 615         latexIndexED->setText(toqstr(rc.index_command));
 616         latexNomenclED->setText(toqstr(rc.nomencl_command));
 617         latexAutoresetCB->setChecked(rc.auto_reset_options);
 618         latexDviPaperED->setText(toqstr(rc.view_dvi_paper_option));
 619         latexPaperSizeCO->setCurrentIndex(
 620                 form_->fromPaperSize(rc.default_papersize));
 621 #if defined(__CYGWIN__) || defined(_WIN32)
 622         pathCB->setChecked(rc.windows_style_tex_paths);
 623 #endif
 624 }
 625
 626
 627 /////////////////////////////////////////////////////////////////////
 628 //
 629 // PrefScreenFonts
 630 //
 631 /////////////////////////////////////////////////////////////////////
 632
 633 PrefScreenFonts::PrefScreenFonts(GuiPreferences * form)
 634         : PrefModule(qt_(catLookAndFeel), qt_("Screen fonts"), form)
 635 {
 636         setupUi(this);
 637
 638         connect(screenRomanCO, SIGNAL(activated(QString)),
 639                 this, SLOT(select_roman(QString)));
 640         connect(screenSansCO, SIGNAL(activated(QString)),
 641                 this, SLOT(select_sans(QString)));
 642         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 643                 this, SLOT(select_typewriter(QString)));
 644
 645         QFontDatabase fontdb;
 646         QStringList families(fontdb.families());
 647         for (QStringList::Iterator it = families.begin(); it != families.end(); ++it) {
 648                 screenRomanCO->addItem(*it);
 649                 screenSansCO->addItem(*it);
 650                 screenTypewriterCO->addItem(*it);
 651         }
 652         connect(screenRomanCO, SIGNAL(activated(QString)),
 653                 this, SIGNAL(changed()));
 654         connect(screenSansCO, SIGNAL(activated(QString)),
 655                 this, SIGNAL(changed()));
 656         connect(screenTypewriterCO, SIGNAL(activated(QString)),
 657                 this, SIGNAL(changed()));
 658         connect(screenZoomSB, SIGNAL(valueChanged(int)),
 659                 this, SIGNAL(changed()));
 660         connect(screenDpiSB, SIGNAL(valueChanged(int)),
 661                 this, SIGNAL(changed()));
 662         connect(screenTinyED, SIGNAL(textChanged(QString)),
 663                 this, SIGNAL(changed()));
 664         connect(screenSmallestED, SIGNAL(textChanged(QString)),
 665                 this, SIGNAL(changed()));
 666         connect(screenSmallerED, SIGNAL(textChanged(QString)),
 667                 this, SIGNAL(changed()));
 668         connect(screenSmallED, SIGNAL(textChanged(QString)),
 669                 this, SIGNAL(changed()));
 670         connect(screenNormalED, SIGNAL(textChanged(QString)),
 671                 this, SIGNAL(changed()));
 672         connect(screenLargeED, SIGNAL(textChanged(QString)),
 673                 this, SIGNAL(changed()));
 674         connect(screenLargerED, SIGNAL(textChanged(QString)),
 675                 this, SIGNAL(changed()));
 676         connect(screenLargestED, SIGNAL(textChanged(QString)),
 677                 this, SIGNAL(changed()));
 678         connect(screenHugeED, SIGNAL(textChanged(QString)),
 679                 this, SIGNAL(changed()));
 680         connect(screenHugerED, SIGNAL(textChanged(QString)),
 681                 this, SIGNAL(changed()));
 682         connect(pixmapCacheCB, SIGNAL(toggled(bool)),
 683                 this, SIGNAL(changed()));
 684
 685         screenTinyED->setValidator(new QDoubleValidator(screenTinyED));
 686         screenSmallestED->setValidator(new QDoubleValidator(screenSmallestED));
 687         screenSmallerED->setValidator(new QDoubleValidator(screenSmallerED));
 688         screenSmallED->setValidator(new QDoubleValidator(screenSmallED));
 689         screenNormalED->setValidator(new QDoubleValidator(screenNormalED));
 690         screenLargeED->setValidator(new QDoubleValidator(screenLargeED));
 691         screenLargerED->setValidator(new QDoubleValidator(screenLargerED));
 692         screenLargestED->setValidator(new QDoubleValidator(screenLargestED));
 693         screenHugeED->setValidator(new QDoubleValidator(screenHugeED));
 694         screenHugerED->setValidator(new QDoubleValidator(screenHugerED));
 695 }
 696
 697
 698 void PrefScreenFonts::apply(LyXRC & rc) const
 699 {
 700         LyXRC const oldrc = rc;
 701
 702         parseFontName(screenRomanCO->currentText(),
 703                 rc.roman_font_name, rc.roman_font_foundry);
 704         parseFontName(screenSansCO->currentText(),
 705                 rc.sans_font_name, rc.sans_font_foundry);
 706         parseFontName(screenTypewriterCO->currentText(),
 707                 rc.typewriter_font_name, rc.typewriter_font_foundry);
 708
 709         rc.zoom = screenZoomSB->value();
 710         rc.dpi = screenDpiSB->value();
 711         rc.font_sizes[FONT_SIZE_TINY] = fromqstr(screenTinyED->text());
 712         rc.font_sizes[FONT_SIZE_SCRIPT] = fromqstr(screenSmallestED->text());
 713         rc.font_sizes[FONT_SIZE_FOOTNOTE] = fromqstr(screenSmallerED->text());
 714         rc.font_sizes[FONT_SIZE_SMALL] = fromqstr(screenSmallED->text());
 715         rc.font_sizes[FONT_SIZE_NORMAL] = fromqstr(screenNormalED->text());
 716         rc.font_sizes[FONT_SIZE_LARGE] = fromqstr(screenLargeED->text());
 717         rc.font_sizes[FONT_SIZE_LARGER] = fromqstr(screenLargerED->text());
 718         rc.font_sizes[FONT_SIZE_LARGEST] = fromqstr(screenLargestED->text());
 719         rc.font_sizes[FONT_SIZE_HUGE] = fromqstr(screenHugeED->text());
 720         rc.font_sizes[FONT_SIZE_HUGER] = fromqstr(screenHugerED->text());
 721         rc.use_pixmap_cache = pixmapCacheCB->isChecked();
 722
 723         if (rc.font_sizes != oldrc.font_sizes
 724                 || rc.roman_font_name != oldrc.roman_font_name
 725                 || rc.sans_font_name != oldrc.sans_font_name
 726                 || rc.typewriter_font_name != oldrc.typewriter_font_name
 727                 || rc.zoom != oldrc.zoom || rc.dpi != oldrc.dpi) {
 728                 // The global QPixmapCache is used in GuiPainter to cache text
 729                 // painting so we must reset it in case any of the above
 730                 // parameter is changed.
 731                 QPixmapCache::clear();
 732                 guiApp->fontLoader().update();
 733                 form_->updateScreenFonts();
 734         }
 735 }
 736
 737
 738 void PrefScreenFonts::update(LyXRC const & rc)
 739 {
 740         setComboxFont(screenRomanCO, rc.roman_font_name,
 741                         rc.roman_font_foundry);
 742         setComboxFont(screenSansCO, rc.sans_font_name,
 743                         rc.sans_font_foundry);
 744         setComboxFont(screenTypewriterCO, rc.typewriter_font_name,
 745                         rc.typewriter_font_foundry);
 746
 747         select_roman(screenRomanCO->currentText());
 748         select_sans(screenSansCO->currentText());
 749         select_typewriter(screenTypewriterCO->currentText());
 750
 751         screenZoomSB->setValue(rc.zoom);
 752         screenDpiSB->setValue(rc.dpi);
 753         screenTinyED->setText(toqstr(rc.font_sizes[FONT_SIZE_TINY]));
 754         screenSmallestED->setText(toqstr(rc.font_sizes[FONT_SIZE_SCRIPT]));
 755         screenSmallerED->setText(toqstr(rc.font_sizes[FONT_SIZE_FOOTNOTE]));
 756         screenSmallED->setText(toqstr(rc.font_sizes[FONT_SIZE_SMALL]));
 757         screenNormalED->setText(toqstr(rc.font_sizes[FONT_SIZE_NORMAL]));
 758         screenLargeED->setText(toqstr(rc.font_sizes[FONT_SIZE_LARGE]));
 759         screenLargerED->setText(toqstr(rc.font_sizes[FONT_SIZE_LARGER]));
 760         screenLargestED->setText(toqstr(rc.font_sizes[FONT_SIZE_LARGEST]));
 761         screenHugeED->setText(toqstr(rc.font_sizes[FONT_SIZE_HUGE]));
 762         screenHugerED->setText(toqstr(rc.font_sizes[FONT_SIZE_HUGER]));
 763
 764         pixmapCacheCB->setChecked(rc.use_pixmap_cache);
 765 #if defined(Q_WS_X11)
 766         pixmapCacheCB->setEnabled(false);
 767 #endif
 768
 769 }
 770
 771
 772 void PrefScreenFonts::select_roman(const QString & name)
 773 {
 774         screenRomanFE->set(QFont(name), name);
 775 }
 776
 777
 778 void PrefScreenFonts::select_sans(const QString & name)
 779 {
 780         screenSansFE->set(QFont(name), name);
 781 }
 782
 783
 784 void PrefScreenFonts::select_typewriter(const QString & name)
 785 {
 786         screenTypewriterFE->set(QFont(name), name);
 787 }
 788
 789
 790 /////////////////////////////////////////////////////////////////////
 791 //
 792 // PrefColors
 793 //
 794 /////////////////////////////////////////////////////////////////////
 795
 796 namespace {
 797
 798 struct ColorSorter
 799 {
 800         bool operator()(ColorCode lhs, ColorCode rhs) const {
 801                 return
 802                         compare_no_case(lcolor.getGUIName(lhs), lcolor.getGUIName(rhs)) < 0;
 803         }
 804 };
 805
 806 } // namespace anon
 807
 808 PrefColors::PrefColors(GuiPreferences * form)
 809         : PrefModule(qt_(catLookAndFeel), qt_("Colors"), form)
 810 {
 811         setupUi(this);
 812
 813         // FIXME: all of this initialization should be put into the controller.
 814         // See http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg113301.html
 815         // for some discussion of why that is not trivial.
 816         QPixmap icon(32, 32);
 817         for (int i = 0; i < Color_ignore; ++i) {
 818                 ColorCode lc = static_cast<ColorCode>(i);
 819                 if (lc == Color_none
 820                         || lc == Color_black
 821                         || lc == Color_white
 822                         || lc == Color_red
 823                         || lc == Color_green
 824                         || lc == Color_blue
 825                         || lc == Color_cyan
 826                         || lc == Color_magenta
 827                         || lc == Color_yellow
 828                         || lc == Color_inherit
 829                         || lc == Color_ignore) continue;
 830
 831                 lcolors_.push_back(lc);
 832         }
 833         sort(lcolors_.begin(), lcolors_.end(), ColorSorter());
 834         vector<ColorCode>::const_iterator cit = lcolors_.begin();
 835         vector<ColorCode>::const_iterator const end = lcolors_.end();
 836         for (; cit != end; ++cit) {
 837                         (void) new QListWidgetItem(QIcon(icon),
 838                         toqstr(lcolor.getGUIName(*cit)), lyxObjectsLW);
 839         }
 840         curcolors_.resize(lcolors_.size());
 841         newcolors_.resize(lcolors_.size());
 842         // End initialization
 843
 844         connect(colorChangePB, SIGNAL(clicked()),
 845                 this, SLOT(change_color()));
 846         connect(lyxObjectsLW, SIGNAL(itemSelectionChanged()),
 847                 this, SLOT(change_lyxObjects_selection()));
 848         connect(lyxObjectsLW, SIGNAL(itemActivated(QListWidgetItem*)),
 849                 this, SLOT(change_color()));
 850 }
 851
 852
 853 void PrefColors::apply(LyXRC & /*rc*/) const
 854 {
 855         for (unsigned int i = 0; i < lcolors_.size(); ++i)
 856                 if (curcolors_[i] != newcolors_[i])
 857                         form_->setColor(lcolors_[i], newcolors_[i]);
 858 }
 859
 860
 861 void PrefColors::update(LyXRC const & /*rc*/)
 862 {
 863         for (unsigned int i = 0; i < lcolors_.size(); ++i) {
 864                 QColor color = QColor(guiApp->colorCache().get(lcolors_[i]));
 865                 QPixmap coloritem(32, 32);
 866                 coloritem.fill(color);
 867                 lyxObjectsLW->item(i)->setIcon(QIcon(coloritem));
 868                 newcolors_[i] = curcolors_[i] = color.name();
 869         }
 870         change_lyxObjects_selection();
 871 }
 872
 873
 874 void PrefColors::change_color()
 875 {
 876         int const row = lyxObjectsLW->currentRow();
 877
 878         // just to be sure
 879         if (row < 0)
 880                 return;
 881
 882         QString const color = newcolors_[row];
 883         QColor c = QColorDialog::getColor(QColor(color), qApp->focusWidget());
 884
 885         if (c.isValid() && c.name() != color) {
 886                 newcolors_[row] = c.name();
 887                 QPixmap coloritem(32, 32);
 888                 coloritem.fill(c);
 889                 lyxObjectsLW->currentItem()->setIcon(QIcon(coloritem));
 890                 // emit signal
 891                 changed();
 892         }
 893 }
 894
 895 void PrefColors::change_lyxObjects_selection()
 896 {
 897         colorChangePB->setDisabled(lyxObjectsLW->currentRow() < 0);
 898 }
 899
 900
 901 /////////////////////////////////////////////////////////////////////
 902 //
 903 // PrefDisplay
 904 //
 905 /////////////////////////////////////////////////////////////////////
 906
 907 PrefDisplay::PrefDisplay(GuiPreferences * form)
 908         : PrefModule(qt_(catLookAndFeel), qt_("Graphics"), form)
 909 {
 910         setupUi(this);
 911         connect(displayGraphicsCB, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
 912         connect(instantPreviewCO, SIGNAL(activated(int)), this, SIGNAL(changed()));
 913 }
 914
 915
 916 void PrefDisplay::apply(LyXRC & rc) const
 917 {
 918         switch (instantPreviewCO->currentIndex()) {
 919                 case 0: rc.preview = LyXRC::PREVIEW_OFF; break;
 920                 case 1: rc.preview = LyXRC::PREVIEW_NO_MATH; break;
 921                 case 2: rc.preview = LyXRC::PREVIEW_ON; break;
 922         }
 923
 924         rc.display_graphics = displayGraphicsCB->isChecked();
 925
 926         // FIXME!! The graphics cache no longer has a changeDisplay method.
 927 #if 0
 928         if (old_value != rc.display_graphics) {
 929                 graphics::GCache & gc = graphics::GCache::get();
 930                 gc.changeDisplay();
 931         }
 932 #endif
 933 }
 934
 935
 936 void PrefDisplay::update(LyXRC const & rc)
 937 {
 938         switch (rc.preview) {
 939         case LyXRC::PREVIEW_OFF:
 940                 instantPreviewCO->setCurrentIndex(0);
 941                 break;
 942         case LyXRC::PREVIEW_NO_MATH :
 943                 instantPreviewCO->setCurrentIndex(1);
 944                 break;
 945         case LyXRC::PREVIEW_ON :
 946                 instantPreviewCO->setCurrentIndex(2);
 947                 break;
 948         }
 949
 950         displayGraphicsCB->setChecked(rc.display_graphics);
 951         instantPreviewCO->setEnabled(rc.display_graphics);
 952 }
 953
 954
 955 /////////////////////////////////////////////////////////////////////
 956 //
 957 // PrefPaths
 958 //
 959 /////////////////////////////////////////////////////////////////////
 960
 961 PrefPaths::PrefPaths(GuiPreferences * form)
 962         : PrefModule(QString(), qt_("Paths"), form)
 963 {
 964         setupUi(this);
 965         connect(exampleDirPB, SIGNAL(clicked()), this, SLOT(select_exampledir()));
 966         connect(templateDirPB, SIGNAL(clicked()), this, SLOT(select_templatedir()));
 967         connect(tempDirPB, SIGNAL(clicked()), this, SLOT(select_tempdir()));
 968         connect(backupDirPB, SIGNAL(clicked()), this, SLOT(select_backupdir()));
 969         connect(workingDirPB, SIGNAL(clicked()), this, SLOT(select_workingdir()));
 970         connect(lyxserverDirPB, SIGNAL(clicked()), this, SLOT(select_lyxpipe()));
 971         connect(thesaurusDirPB, SIGNAL(clicked()), this, SLOT(select_thesaurusdir()));
 972         connect(workingDirED, SIGNAL(textChanged(QString)),
 973                 this, SIGNAL(changed()));
 974         connect(exampleDirED, SIGNAL(textChanged(QString)),
 975                 this, SIGNAL(changed()));
 976         connect(templateDirED, SIGNAL(textChanged(QString)),
 977                 this, SIGNAL(changed()));
 978         connect(backupDirED, SIGNAL(textChanged(QString)),
 979                 this, SIGNAL(changed()));
 980         connect(tempDirED, SIGNAL(textChanged(QString)),
 981                 this, SIGNAL(changed()));
 982         connect(lyxserverDirED, SIGNAL(textChanged(QString)),
 983                 this, SIGNAL(changed()));
 984         connect(thesaurusDirED, SIGNAL(textChanged(QString)),
 985                 this, SIGNAL(changed()));
 986         connect(pathPrefixED, SIGNAL(textChanged(QString)),
 987                 this, SIGNAL(changed()));
 988 }
 989
 990
 991 void PrefPaths::apply(LyXRC & rc) const
 992 {
 993         rc.document_path = internal_path(fromqstr(workingDirED->text()));
 994         rc.example_path = internal_path(fromqstr(exampleDirED->text()));
 995         rc.template_path = internal_path(fromqstr(templateDirED->text()));
 996         rc.backupdir_path = internal_path(fromqstr(backupDirED->text()));
 997         rc.tempdir_path = internal_path(fromqstr(tempDirED->text()));
 998         rc.thesaurusdir_path = internal_path(fromqstr(thesaurusDirED->text()));
 999         rc.path_prefix = internal_path_list(fromqstr(pathPrefixED->text()));
1000         // FIXME: should be a checkbox only
1001         rc.lyxpipes = internal_path(fromqstr(lyxserverDirED->text()));
1002 }
1003
1004
1005 void PrefPaths::update(LyXRC const & rc)
1006 {
1007         workingDirED->setText(toqstr(external_path(rc.document_path)));
1008         exampleDirED->setText(toqstr(external_path(rc.example_path)));
1009         templateDirED->setText(toqstr(external_path(rc.template_path)));
1010         backupDirED->setText(toqstr(external_path(rc.backupdir_path)));
1011         tempDirED->setText(toqstr(external_path(rc.tempdir_path)));
1012         thesaurusDirED->setText(toqstr(external_path(rc.thesaurusdir_path)));
1013         pathPrefixED->setText(toqstr(external_path_list(rc.path_prefix)));
1014         // FIXME: should be a checkbox only
1015         lyxserverDirED->setText(toqstr(external_path(rc.lyxpipes)));
1016 }
1017
1018
1019 void PrefPaths::select_exampledir()
1020 {
1021         QString file = browseDir(internalPath(exampleDirED->text()),
1022                 qt_("Select directory for example files"));
1023         if (!file.isEmpty())
1024                 exampleDirED->setText(file);
1025 }
1026
1027
1028 void PrefPaths::select_templatedir()
1029 {
1030         QString file = browseDir(internalPath(templateDirED->text()),
1031                 qt_("Select a document templates directory"));
1032         if (!file.isEmpty())
1033                 templateDirED->setText(file);
1034 }
1035
1036
1037 void PrefPaths::select_tempdir()
1038 {
1039         QString file = browseDir(internalPath(tempDirED->text()),
1040                 qt_("Select a temporary directory"));
1041         if (!file.isEmpty())
1042                 tempDirED->setText(file);
1043 }
1044
1045
1046 void PrefPaths::select_backupdir()
1047 {
1048         QString file = browseDir(internalPath(backupDirED->text()),
1049                 qt_("Select a backups directory"));
1050         if (!file.isEmpty())
1051                 backupDirED->setText(file);
1052 }
1053
1054
1055 void PrefPaths::select_workingdir()
1056 {
1057         QString file = browseDir(internalPath(workingDirED->text()),
1058                 qt_("Select a document directory"));
1059         if (!file.isEmpty())
1060                 workingDirED->setText(file);
1061 }
1062
1063
1064 void PrefPaths::select_thesaurusdir()
1065 {
1066         QString file = browseDir(internalPath(thesaurusDirED->text()),
1067                 qt_("Set the path to the thesaurus dictionaries"));
1068         if (!file.isEmpty())
1069                 thesaurusDirED->setText(file);
1070 }
1071
1072
1073 void PrefPaths::select_lyxpipe()
1074 {
1075         QString file = form_->browse(internalPath(lyxserverDirED->text()),
1076                 qt_("Give a filename for the LyX server pipe"));
1077         if (!file.isEmpty())
1078                 lyxserverDirED->setText(file);
1079 }
1080
1081
1082 /////////////////////////////////////////////////////////////////////
1083 //
1084 // PrefSpellchecker
1085 //
1086 /////////////////////////////////////////////////////////////////////
1087
1088 PrefSpellchecker::PrefSpellchecker(GuiPreferences * form)
1089         : PrefModule(qt_(catLanguage), qt_("Spellchecker"), form)
1090 {
1091         setupUi(this);
1092
1093         connect(persDictionaryPB, SIGNAL(clicked()), this, SLOT(select_dict()));
1094
1095         connect(altLanguageED, SIGNAL(textChanged(QString)),
1096                 this, SIGNAL(changed()));
1097         connect(escapeCharactersED, SIGNAL(textChanged(QString)),
1098                 this, SIGNAL(changed()));
1099         connect(persDictionaryED, SIGNAL(textChanged(QString)),
1100                 this, SIGNAL(changed()));
1101         connect(compoundWordCB, SIGNAL(clicked()),
1102                 this, SIGNAL(changed()));
1103         connect(inputEncodingCB, SIGNAL(clicked()),
1104                 this, SIGNAL(changed()));
1105         connect(spellcheckContinuouslyCB, SIGNAL(clicked()),
1106                 this, SIGNAL(changed()));
1107 }
1108
1109
1110 void PrefSpellchecker::apply(LyXRC & rc) const
1111 {
1112         // FIXME: remove spellchecker_use_alt_lang
1113         rc.spellchecker_alt_lang = fromqstr(altLanguageED->text());
1114         rc.spellchecker_use_alt_lang = !rc.spellchecker_alt_lang.empty();
1115         // FIXME: remove spellchecker_use_esc_chars
1116         rc.spellchecker_esc_chars = fromqstr(escapeCharactersED->text());
1117         rc.spellchecker_use_esc_chars = !rc.spellchecker_esc_chars.empty();
1118         // FIXME: remove spellchecker_use_pers_dict
1119         rc.spellchecker_pers_dict = internal_path(fromqstr(persDictionaryED->text()));
1120         rc.spellchecker_use_pers_dict = !rc.spellchecker_pers_dict.empty();
1121         rc.spellchecker_accept_compound = compoundWordCB->isChecked();
1122         rc.spellchecker_use_input_encoding = inputEncodingCB->isChecked();
1123         rc.spellcheck_continuously = spellcheckContinuouslyCB->isChecked();
1124 }
1125
1126
1127 void PrefSpellchecker::update(LyXRC const & rc)
1128 {
1129         // FIXME: remove spellchecker_use_alt_lang
1130         altLanguageED->setText(toqstr(rc.spellchecker_alt_lang));
1131         // FIXME: remove spellchecker_use_esc_chars
1132         escapeCharactersED->setText(toqstr(rc.spellchecker_esc_chars));
1133         // FIXME: remove spellchecker_use_pers_dict
1134         persDictionaryED->setText(toqstr(external_path(rc.spellchecker_pers_dict)));
1135         compoundWordCB->setChecked(rc.spellchecker_accept_compound);
1136         inputEncodingCB->setChecked(rc.spellchecker_use_input_encoding);
1137         spellcheckContinuouslyCB->setChecked(rc.spellcheck_continuously);
1138 }
1139
1140
1141 void PrefSpellchecker::select_dict()
1142 {
1143         QString file = form_->browsedict(internalPath(persDictionaryED->text()));
1144         if (!file.isEmpty())
1145                 persDictionaryED->setText(file);
1146 }
1147
1148
1149
1150 /////////////////////////////////////////////////////////////////////
1151 //
1152 // PrefConverters
1153 //
1154 /////////////////////////////////////////////////////////////////////
1155
1156
1157 PrefConverters::PrefConverters(GuiPreferences * form)
1158         : PrefModule(qt_(catFiles), qt_("Converters"), form)
1159 {
1160         setupUi(this);
1161
1162         connect(converterNewPB, SIGNAL(clicked()),
1163                 this, SLOT(update_converter()));
1164         connect(converterRemovePB, SIGNAL(clicked()),
1165                 this, SLOT(remove_converter()));
1166         connect(converterModifyPB, SIGNAL(clicked()),
1167                 this, SLOT(update_converter()));
1168         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1169                 this, SLOT(switch_converter()));
1170         connect(converterFromCO, SIGNAL(activated(QString)),
1171                 this, SLOT(converter_changed()));
1172         connect(converterToCO, SIGNAL(activated(QString)),
1173                 this, SLOT(converter_changed()));
1174         connect(converterED, SIGNAL(textEdited(QString)),
1175                 this, SLOT(converter_changed()));
1176         connect(converterFlagED, SIGNAL(textEdited(QString)),
1177                 this, SLOT(converter_changed()));
1178         connect(converterNewPB, SIGNAL(clicked()),
1179                 this, SIGNAL(changed()));
1180         connect(converterRemovePB, SIGNAL(clicked()),
1181                 this, SIGNAL(changed()));
1182         connect(converterModifyPB, SIGNAL(clicked()),
1183                 this, SIGNAL(changed()));
1184         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1185                 this, SIGNAL(changed()));
1186
1187         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1188         //converterDefGB->setFocusProxy(convertersLW);
1189 }
1190
1191
1192 void PrefConverters::apply(LyXRC & rc) const
1193 {
1194         rc.use_converter_cache = cacheCB->isChecked();
1195         rc.converter_cache_maxage = int(maxAgeLE->text().toDouble() * 86400.0);
1196 }
1197
1198
1199 void PrefConverters::update(LyXRC const & rc)
1200 {
1201         cacheCB->setChecked(rc.use_converter_cache);
1202         QString max_age;
1203         max_age.setNum(double(rc.converter_cache_maxage) / 86400.0, 'g', 6);
1204         maxAgeLE->setText(max_age);
1205         updateGui();
1206 }
1207
1208
1209 void PrefConverters::updateGui()
1210 {
1211         form_->formats().sort();
1212         form_->converters().update(form_->formats());
1213         // save current selection
1214         QString current = converterFromCO->currentText()
1215                 + " -> " + converterToCO->currentText();
1216
1217         converterFromCO->clear();
1218         converterToCO->clear();
1219
1220         Formats::const_iterator cit = form_->formats().begin();
1221         Formats::const_iterator end = form_->formats().end();
1222         for (; cit != end; ++cit) {
1223                 converterFromCO->addItem(qt_(cit->prettyname()));
1224                 converterToCO->addItem(qt_(cit->prettyname()));
1225         }
1226
1227         // currentRowChanged(int) is also triggered when updating the listwidget
1228         // block signals to avoid unnecessary calls to switch_converter()
1229         convertersLW->blockSignals(true);
1230         convertersLW->clear();
1231
1232         Converters::const_iterator ccit = form_->converters().begin();
1233         Converters::const_iterator cend = form_->converters().end();
1234         for (; ccit != cend; ++ccit) {
1235                 QString const name =
1236                         qt_(ccit->From->prettyname()) + " -> " + qt_(ccit->To->prettyname());
1237                 int type = form_->converters().getNumber(ccit->From->name(), ccit->To->name());
1238                 new QListWidgetItem(name, convertersLW, type);
1239         }
1240         convertersLW->sortItems(Qt::AscendingOrder);
1241         convertersLW->blockSignals(false);
1242
1243         // restore selection
1244         if (!current.isEmpty()) {
1245                 QList<QListWidgetItem *> const item =
1246                         convertersLW->findItems(current, Qt::MatchExactly);
1247                 if (!item.isEmpty())
1248                         convertersLW->setCurrentItem(item.at(0));
1249         }
1250
1251         // select first element if restoring failed
1252         if (convertersLW->currentRow() == -1)
1253                 convertersLW->setCurrentRow(0);
1254
1255         updateButtons();
1256 }
1257
1258
1259 void PrefConverters::switch_converter()
1260 {
1261         int const cnr = convertersLW->currentItem()->type();
1262         Converter const & c(form_->converters().get(cnr));
1263         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from));
1264         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to));
1265         converterED->setText(toqstr(c.command));
1266         converterFlagED->setText(toqstr(c.flags));
1267
1268         updateButtons();
1269 }
1270
1271
1272 void PrefConverters::converter_changed()
1273 {
1274         updateButtons();
1275 }
1276
1277
1278 void PrefConverters::updateButtons()
1279 {
1280         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1281         Format const & to = form_->formats().get(converterToCO->currentIndex());
1282         int const sel = form_->converters().getNumber(from.name(), to.name());
1283         bool const known = sel >= 0;
1284         bool const valid = !(converterED->text().isEmpty()
1285                 || from.name() == to.name());
1286
1287         int const cnr = convertersLW->currentItem()->type();
1288         Converter const & c = form_->converters().get(cnr);
1289         string const old_command = c.command;
1290         string const old_flag = c.flags;
1291         string const new_command = fromqstr(converterED->text());
1292         string const new_flag = fromqstr(converterFlagED->text());
1293
1294         bool modified = (old_command != new_command || old_flag != new_flag);
1295
1296         converterModifyPB->setEnabled(valid && known && modified);
1297         converterNewPB->setEnabled(valid && !known);
1298         converterRemovePB->setEnabled(known);
1299
1300         maxAgeLE->setEnabled(cacheCB->isChecked());
1301         maxAgeLA->setEnabled(cacheCB->isChecked());
1302 }
1303
1304
1305 // FIXME: user must
1306 // specify unique from/to or it doesn't appear. This is really bad UI
1307 // this is why we can use the same function for both new and modify
1308 void PrefConverters::update_converter()
1309 {
1310         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1311         Format const & to = form_->formats().get(converterToCO->currentIndex());
1312         string const flags = fromqstr(converterFlagED->text());
1313         string const command = fromqstr(converterED->text());
1314
1315         Converter const * old =
1316                 form_->converters().getConverter(from.name(), to.name());
1317         form_->converters().add(from.name(), to.name(), command, flags);
1318
1319         if (!old)
1320                 form_->converters().updateLast(form_->formats());
1321
1322         updateGui();
1323
1324         // Remove all files created by this converter from the cache, since
1325         // the modified converter might create different files.
1326         ConverterCache::get().remove_all(from.name(), to.name());
1327 }
1328
1329
1330 void PrefConverters::remove_converter()
1331 {
1332         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1333         Format const & to = form_->formats().get(converterToCO->currentIndex());
1334         form_->converters().erase(from.name(), to.name());
1335
1336         updateGui();
1337
1338         // Remove all files created by this converter from the cache, since
1339         // a possible new converter might create different files.
1340         ConverterCache::get().remove_all(from.name(), to.name());
1341 }
1342
1343
1344 void PrefConverters::on_cacheCB_stateChanged(int state)
1345 {
1346         maxAgeLE->setEnabled(state == Qt::Checked);
1347         maxAgeLA->setEnabled(state == Qt::Checked);
1348         changed();
1349 }
1350
1351
1352 /////////////////////////////////////////////////////////////////////
1353 //
1354 // FormatValidator
1355 //
1356 /////////////////////////////////////////////////////////////////////
1357
1358 class FormatValidator : public QValidator
1359 {
1360 public:
1361         FormatValidator(QWidget *, Formats const & f);
1362         void fixup(QString & input) const;
1363         QValidator::State validate(QString & input, int & pos) const;
1364 private:
1365         virtual QString toString(Format const & format) const = 0;
1366         int nr() const;
1367         Formats const & formats_;
1368 };
1369
1370
1371 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1372         : QValidator(parent), formats_(f)
1373 {
1374 }
1375
1376
1377 void FormatValidator::fixup(QString & input) const
1378 {
1379         Formats::const_iterator cit = formats_.begin();
1380         Formats::const_iterator end = formats_.end();
1381         for (; cit != end; ++cit) {
1382                 QString const name = toString(*cit);
1383                 if (distance(formats_.begin(), cit) == nr()) {
1384                         input = name;
1385                         return;
1386                 }
1387         }
1388 }
1389
1390
1391 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1392 {
1393         Formats::const_iterator cit = formats_.begin();
1394         Formats::const_iterator end = formats_.end();
1395         bool unknown = true;
1396         for (; unknown && cit != end; ++cit) {
1397                 QString const name = toString(*cit);
1398                 if (distance(formats_.begin(), cit) != nr())
1399                         unknown = name != input;
1400         }
1401
1402         if (unknown && !input.isEmpty())
1403                 return QValidator::Acceptable;
1404         else
1405                 return QValidator::Intermediate;
1406 }
1407
1408
1409 int FormatValidator::nr() const
1410 {
1411         QComboBox * p = qobject_cast<QComboBox *>(parent());
1412         return p->itemData(p->currentIndex()).toInt();
1413 }
1414
1415
1416 /////////////////////////////////////////////////////////////////////
1417 //
1418 // FormatNameValidator
1419 //
1420 /////////////////////////////////////////////////////////////////////
1421
1422 class FormatNameValidator : public FormatValidator
1423 {
1424 public:
1425         FormatNameValidator(QWidget * parent, Formats const & f)
1426                 : FormatValidator(parent, f)
1427         {}
1428 private:
1429         QString toString(Format const & format) const
1430         {
1431                 return toqstr(format.name());
1432         }
1433 };
1434
1435
1436 /////////////////////////////////////////////////////////////////////
1437 //
1438 // FormatPrettynameValidator
1439 //
1440 /////////////////////////////////////////////////////////////////////
1441
1442 class FormatPrettynameValidator : public FormatValidator
1443 {
1444 public:
1445         FormatPrettynameValidator(QWidget * parent, Formats const & f)
1446                 : FormatValidator(parent, f)
1447         {}
1448 private:
1449         QString toString(Format const & format) const
1450         {
1451                 return qt_(format.prettyname());
1452         }
1453 };
1454
1455
1456 /////////////////////////////////////////////////////////////////////
1457 //
1458 // PrefFileformats
1459 //
1460 /////////////////////////////////////////////////////////////////////
1461
1462 PrefFileformats::PrefFileformats(GuiPreferences * form)
1463         : PrefModule(qt_(catFiles), qt_("File formats"), form)
1464 {
1465         setupUi(this);
1466         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1467         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1468
1469         connect(documentCB, SIGNAL(clicked()),
1470                 this, SLOT(setFlags()));
1471         connect(vectorCB, SIGNAL(clicked()),
1472                 this, SLOT(setFlags()));
1473         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1474                 this, SLOT(updatePrettyname()));
1475         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1476                 this, SIGNAL(changed()));
1477         connect(defaultFormatCB, SIGNAL(activated(QString)),
1478                 this, SIGNAL(changed()));
1479 }
1480
1481
1482 namespace {
1483
1484 string const l10n_shortcut(string const prettyname, string const shortcut)
1485 {
1486         if (shortcut.empty())
1487                 return string();
1488
1489         string l10n_format =
1490                 to_utf8(_(prettyname + '|' + shortcut));
1491         return split(l10n_format, '|');
1492 }
1493
1494 }; // namespace anon
1495
1496
1497 void PrefFileformats::apply(LyXRC & rc) const
1498 {
1499         QString const default_format = defaultFormatCB->itemData(
1500                 defaultFormatCB->currentIndex()).toString();
1501         rc.default_view_format = fromqstr(default_format);
1502 }
1503
1504
1505 void PrefFileformats::update(LyXRC const & rc)
1506 {
1507         bool const init = defaultFormatCB->currentText().isEmpty();
1508         updateView();
1509         if (init) {
1510                 int const pos = defaultFormatCB->findData(toqstr(
1511                 rc.default_view_format));
1512                 defaultFormatCB->setCurrentIndex(pos);
1513         }
1514 }
1515
1516
1517 void PrefFileformats::updateView()
1518 {
1519         QString const current = formatsCB->currentText();
1520         QString const current_def = defaultFormatCB->currentText();
1521
1522         // update combobox with formats
1523         formatsCB->blockSignals(true);
1524         defaultFormatCB->blockSignals(true);
1525         formatsCB->clear();
1526         form_->formats().sort();
1527         Formats::const_iterator cit = form_->formats().begin();
1528         Formats::const_iterator end = form_->formats().end();
1529         for (; cit != end; ++cit) {
1530                 formatsCB->addItem(qt_(cit->prettyname()),
1531                                 QVariant(form_->formats().getNumber(cit->name())));
1532                 if (form_->converters().isReachable("latex", cit->name())
1533                     || form_->converters().isReachable("pdflatex", cit->name()))
1534                         defaultFormatCB->addItem(qt_(cit->prettyname()),
1535                                         QVariant(toqstr(cit->name())));
1536         }
1537
1538         // restore selection
1539         int item = formatsCB->findText(current, Qt::MatchExactly);
1540         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
1541         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
1542         item = defaultFormatCB->findText(current_def, Qt::MatchExactly);
1543         defaultFormatCB->setCurrentIndex(item < 0 ? 0 : item);
1544         formatsCB->blockSignals(false);
1545         defaultFormatCB->blockSignals(false);
1546 }
1547
1548
1549 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
1550 {
1551         int const nr = formatsCB->itemData(i).toInt();
1552         Format const f = form_->formats().get(nr);
1553
1554         formatED->setText(toqstr(f.name()));
1555         copierED->setText(toqstr(form_->movers().command(f.name())));
1556         extensionED->setText(toqstr(f.extension()));
1557         shortcutED->setText(
1558                 toqstr(l10n_shortcut(f.prettyname(), f.shortcut())));
1559         viewerED->setText(toqstr(f.viewer()));
1560         editorED->setText(toqstr(f.editor()));
1561         documentCB->setChecked((f.documentFormat()));
1562         vectorCB->setChecked((f.vectorFormat()));
1563 }
1564
1565
1566 void PrefFileformats::setFlags()
1567 {
1568         int flags = Format::none;
1569         if (documentCB->isChecked())
1570                 flags |= Format::document;
1571         if (vectorCB->isChecked())
1572                 flags |= Format::vector;
1573         currentFormat().setFlags(flags);
1574         changed();
1575 }
1576
1577
1578 void PrefFileformats::on_copierED_textEdited(const QString & s)
1579 {
1580         string const fmt = fromqstr(formatED->text());
1581         form_->movers().set(fmt, fromqstr(s));
1582         changed();
1583 }
1584
1585
1586 void PrefFileformats::on_extensionED_textEdited(const QString & s)
1587 {
1588         currentFormat().setExtension(fromqstr(s));
1589         changed();
1590 }
1591
1592 void PrefFileformats::on_viewerED_textEdited(const QString & s)
1593 {
1594         currentFormat().setViewer(fromqstr(s));
1595         changed();
1596 }
1597
1598
1599 void PrefFileformats::on_editorED_textEdited(const QString & s)
1600 {
1601         currentFormat().setEditor(fromqstr(s));
1602         changed();
1603 }
1604
1605
1606 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
1607 {
1608         string const new_shortcut = fromqstr(s);
1609         if (new_shortcut == l10n_shortcut(currentFormat().prettyname(),
1610                                           currentFormat().shortcut()))
1611                 return;
1612         currentFormat().setShortcut(new_shortcut);
1613         changed();
1614 }
1615
1616
1617 void PrefFileformats::on_formatED_editingFinished()
1618 {
1619         string const newname = fromqstr(formatED->displayText());
1620         if (newname == currentFormat().name())
1621                 return;
1622
1623         currentFormat().setName(newname);
1624         changed();
1625 }
1626
1627
1628 void PrefFileformats::on_formatED_textChanged(const QString &)
1629 {
1630         QString t = formatED->text();
1631         int p = 0;
1632         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
1633         setValid(formatLA, valid);
1634 }
1635
1636
1637 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
1638 {
1639         QString t = formatsCB->currentText();
1640         int p = 0;
1641         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
1642         setValid(formatsLA, valid);
1643 }
1644
1645
1646 void PrefFileformats::updatePrettyname()
1647 {
1648         QString const newname = formatsCB->currentText();
1649         if (newname == qt_(currentFormat().prettyname()))
1650                 return;
1651
1652         currentFormat().setPrettyname(fromqstr(newname));
1653         formatsChanged();
1654         updateView();
1655         changed();
1656 }
1657
1658
1659 Format & PrefFileformats::currentFormat()
1660 {
1661         int const i = formatsCB->currentIndex();
1662         int const nr = formatsCB->itemData(i).toInt();
1663         return form_->formats().get(nr);
1664 }
1665
1666
1667 void PrefFileformats::on_formatNewPB_clicked()
1668 {
1669         form_->formats().add("", "", "", "", "", "", Format::none);
1670         updateView();
1671         formatsCB->setCurrentIndex(0);
1672         formatsCB->setFocus(Qt::OtherFocusReason);
1673 }
1674
1675
1676 void PrefFileformats::on_formatRemovePB_clicked()
1677 {
1678         int const i = formatsCB->currentIndex();
1679         int const nr = formatsCB->itemData(i).toInt();
1680         string const current_text = form_->formats().get(nr).name();
1681         if (form_->converters().formatIsUsed(current_text)) {
1682                 Alert::error(_("Format in use"),
1683                              _("Cannot remove a Format used by a Converter. "
1684                                             "Remove the converter first."));
1685                 return;
1686         }
1687
1688         form_->formats().erase(current_text);
1689         formatsChanged();
1690         updateView();
1691         on_formatsCB_editTextChanged(formatsCB->currentText());
1692         changed();
1693 }
1694
1695
1696 /////////////////////////////////////////////////////////////////////
1697 //
1698 // PrefLanguage
1699 //
1700 /////////////////////////////////////////////////////////////////////
1701
1702 PrefLanguage::PrefLanguage(GuiPreferences * form)
1703         : PrefModule(qt_(catLanguage), qt_("Language"), form)
1704 {
1705         setupUi(this);
1706
1707         connect(rtlGB, SIGNAL(clicked()),
1708                 this, SIGNAL(changed()));
1709         connect(visualCursorRB, SIGNAL(clicked()),
1710                 this, SIGNAL(changed()));
1711         connect(logicalCursorRB, SIGNAL(clicked()),
1712                 this, SIGNAL(changed()));
1713         connect(markForeignCB, SIGNAL(clicked()),
1714                 this, SIGNAL(changed()));
1715         connect(autoBeginCB, SIGNAL(clicked()),
1716                 this, SIGNAL(changed()));
1717         connect(autoEndCB, SIGNAL(clicked()),
1718                 this, SIGNAL(changed()));
1719         connect(useBabelCB, SIGNAL(clicked()),
1720                 this, SIGNAL(changed()));
1721         connect(globalCB, SIGNAL(clicked()),
1722                 this, SIGNAL(changed()));
1723         connect(languagePackageED, SIGNAL(textChanged(QString)),
1724                 this, SIGNAL(changed()));
1725         connect(startCommandED, SIGNAL(textChanged(QString)),
1726                 this, SIGNAL(changed()));
1727         connect(endCommandED, SIGNAL(textChanged(QString)),
1728                 this, SIGNAL(changed()));
1729         connect(uiLanguageCO, SIGNAL(activated(int)),
1730                 this, SIGNAL(changed()));
1731
1732         uiLanguageCO->clear();
1733
1734         QAbstractItemModel * language_model = guiApp->languageModel();
1735         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
1736         language_model->sort(0);
1737
1738         // FIXME: This is wrong, we need filter this list based on the available
1739         // translation.
1740         uiLanguageCO->blockSignals(true);
1741         uiLanguageCO->addItem(qt_("Default"), toqstr("auto"));
1742         for (int i = 0; i != language_model->rowCount(); ++i) {
1743                 QModelIndex index = language_model->index(i, 0);
1744                 uiLanguageCO->addItem(index.data(Qt::DisplayRole).toString(),
1745                         index.data(Qt::UserRole).toString());
1746         }
1747         uiLanguageCO->blockSignals(false);
1748 }
1749
1750
1751 void PrefLanguage::on_uiLanguageCO_currentIndexChanged(int)
1752 {
1753          QMessageBox::information(this, qt_("LyX needs to be restarted!"),
1754                  qt_("The change of user interface language will be fully "
1755                  "effective only after a restart."));
1756 }
1757
1758
1759 void PrefLanguage::apply(LyXRC & rc) const
1760 {
1761         // FIXME: remove rtl_support bool
1762         rc.rtl_support = rtlGB->isChecked();
1763         rc.visual_cursor = rtlGB->isChecked() && visualCursorRB->isChecked();
1764         rc.mark_foreign_language = markForeignCB->isChecked();
1765         rc.language_auto_begin = autoBeginCB->isChecked();
1766         rc.language_auto_end = autoEndCB->isChecked();
1767         rc.language_use_babel = useBabelCB->isChecked();
1768         rc.language_global_options = globalCB->isChecked();
1769         rc.language_package = fromqstr(languagePackageED->text());
1770         rc.language_command_begin = fromqstr(startCommandED->text());
1771         rc.language_command_end = fromqstr(endCommandED->text());
1772         rc.gui_language = fromqstr(
1773                 uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
1774 }
1775
1776
1777 void PrefLanguage::update(LyXRC const & rc)
1778 {
1779         // FIXME: remove rtl_support bool
1780         rtlGB->setChecked(rc.rtl_support);
1781         if (rc.visual_cursor)
1782                 visualCursorRB->setChecked(true);
1783         else
1784                 logicalCursorRB->setChecked(true);
1785         markForeignCB->setChecked(rc.mark_foreign_language);
1786         autoBeginCB->setChecked(rc.language_auto_begin);
1787         autoEndCB->setChecked(rc.language_auto_end);
1788         useBabelCB->setChecked(rc.language_use_babel);
1789         globalCB->setChecked(rc.language_global_options);
1790         languagePackageED->setText(toqstr(rc.language_package));
1791         startCommandED->setText(toqstr(rc.language_command_begin));
1792         endCommandED->setText(toqstr(rc.language_command_end));
1793
1794         int pos = uiLanguageCO->findData(toqstr(rc.gui_language));
1795         uiLanguageCO->blockSignals(true);
1796         uiLanguageCO->setCurrentIndex(pos);
1797         uiLanguageCO->blockSignals(false);
1798 }
1799
1800
1801 /////////////////////////////////////////////////////////////////////
1802 //
1803 // PrefPrinter
1804 //
1805 /////////////////////////////////////////////////////////////////////
1806
1807 PrefPrinter::PrefPrinter(GuiPreferences * form)
1808         : PrefModule(qt_(catOutput), qt_("Printer"), form)
1809 {
1810         setupUi(this);
1811
1812         connect(printerAdaptCB, SIGNAL(clicked()),
1813                 this, SIGNAL(changed()));
1814         connect(printerCommandED, SIGNAL(textChanged(QString)),
1815                 this, SIGNAL(changed()));
1816         connect(printerNameED, SIGNAL(textChanged(QString)),
1817                 this, SIGNAL(changed()));
1818         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
1819                 this, SIGNAL(changed()));
1820         connect(printerCopiesED, SIGNAL(textChanged(QString)),
1821                 this, SIGNAL(changed()));
1822         connect(printerReverseED, SIGNAL(textChanged(QString)),
1823                 this, SIGNAL(changed()));
1824         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
1825                 this, SIGNAL(changed()));
1826         connect(printerExtensionED, SIGNAL(textChanged(QString)),
1827                 this, SIGNAL(changed()));
1828         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
1829                 this, SIGNAL(changed()));
1830         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
1831                 this, SIGNAL(changed()));
1832         connect(printerEvenED, SIGNAL(textChanged(QString)),
1833                 this, SIGNAL(changed()));
1834         connect(printerOddED, SIGNAL(textChanged(QString)),
1835                 this, SIGNAL(changed()));
1836         connect(printerCollatedED, SIGNAL(textChanged(QString)),
1837                 this, SIGNAL(changed()));
1838         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
1839                 this, SIGNAL(changed()));
1840         connect(printerToFileED, SIGNAL(textChanged(QString)),
1841                 this, SIGNAL(changed()));
1842         connect(printerExtraED, SIGNAL(textChanged(QString)),
1843                 this, SIGNAL(changed()));
1844         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
1845                 this, SIGNAL(changed()));
1846         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
1847                 this, SIGNAL(changed()));
1848 }
1849
1850
1851 void PrefPrinter::apply(LyXRC & rc) const
1852 {
1853         rc.print_adapt_output = printerAdaptCB->isChecked();
1854         rc.print_command = fromqstr(printerCommandED->text());
1855         rc.printer = fromqstr(printerNameED->text());
1856
1857         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
1858         rc.print_copies_flag = fromqstr(printerCopiesED->text());
1859         rc.print_reverse_flag = fromqstr(printerReverseED->text());
1860         rc.print_to_printer = fromqstr(printerToPrinterED->text());
1861         rc.print_file_extension = fromqstr(printerExtensionED->text());
1862         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
1863         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
1864         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
1865         rc.print_oddpage_flag = fromqstr(printerOddED->text());
1866         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
1867         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
1868         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
1869         rc.print_extra_options = fromqstr(printerExtraED->text());
1870         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
1871         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
1872 }
1873
1874
1875 void PrefPrinter::update(LyXRC const & rc)
1876 {
1877         printerAdaptCB->setChecked(rc.print_adapt_output);
1878         printerCommandED->setText(toqstr(rc.print_command));
1879         printerNameED->setText(toqstr(rc.printer));
1880
1881         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
1882         printerCopiesED->setText(toqstr(rc.print_copies_flag));
1883         printerReverseED->setText(toqstr(rc.print_reverse_flag));
1884         printerToPrinterED->setText(toqstr(rc.print_to_printer));
1885         printerExtensionED->setText(toqstr(rc.print_file_extension));
1886         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
1887         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
1888         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
1889         printerOddED->setText(toqstr(rc.print_oddpage_flag));
1890         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
1891         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
1892         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
1893         printerExtraED->setText(toqstr(rc.print_extra_options));
1894         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
1895         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
1896 }
1897
1898
1899 /////////////////////////////////////////////////////////////////////
1900 //
1901 // PrefUserInterface
1902 //
1903 /////////////////////////////////////////////////////////////////////
1904
1905 PrefUserInterface::PrefUserInterface(GuiPreferences * form)
1906         : PrefModule(qt_(catLookAndFeel), qt_("User interface"), form)
1907 {
1908         setupUi(this);
1909
1910         connect(autoSaveCB, SIGNAL(toggled(bool)),
1911                 autoSaveSB, SLOT(setEnabled(bool)));
1912         connect(autoSaveCB, SIGNAL(toggled(bool)),
1913                 TextLabel1, SLOT(setEnabled(bool)));
1914         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
1915                 this, SIGNAL(changed()));
1916         connect(uiFilePB, SIGNAL(clicked()),
1917                 this, SLOT(select_ui()));
1918         connect(uiFileED, SIGNAL(textChanged(QString)),
1919                 this, SIGNAL(changed()));
1920         connect(restoreCursorCB, SIGNAL(clicked()),
1921                 this, SIGNAL(changed()));
1922         connect(loadSessionCB, SIGNAL(clicked()),
1923                 this, SIGNAL(changed()));
1924         connect(allowGeometrySessionCB, SIGNAL(clicked()),
1925                 this, SIGNAL(changed()));
1926         connect(autoSaveSB, SIGNAL(valueChanged(int)),
1927                 this, SIGNAL(changed()));
1928         connect(autoSaveCB, SIGNAL(clicked()),
1929                 this, SIGNAL(changed()));
1930         connect(lastfilesSB, SIGNAL(valueChanged(int)),
1931                 this, SIGNAL(changed()));
1932         connect(tooltipCB, SIGNAL(toggled(bool)),
1933                 this, SIGNAL(changed()));
1934         lastfilesSB->setMaximum(maxlastfiles);
1935 }
1936
1937
1938 void PrefUserInterface::apply(LyXRC & rc) const
1939 {
1940         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
1941         rc.use_lastfilepos = restoreCursorCB->isChecked();
1942         rc.load_session = loadSessionCB->isChecked();
1943         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
1944         rc.autosave = autoSaveSB->value() * 60;
1945         rc.make_backup = autoSaveCB->isChecked();
1946         rc.num_lastfiles = lastfilesSB->value();
1947         rc.use_tooltip = tooltipCB->isChecked();
1948         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
1949 }
1950
1951
1952 void PrefUserInterface::update(LyXRC const & rc)
1953 {
1954         uiFileED->setText(toqstr(external_path(rc.ui_file)));
1955         restoreCursorCB->setChecked(rc.use_lastfilepos);
1956         loadSessionCB->setChecked(rc.load_session);
1957         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
1958         // convert to minutes
1959         int mins(rc.autosave / 60);
1960         if (rc.autosave && !mins)
1961                 mins = 1;
1962         autoSaveSB->setValue(mins);
1963         autoSaveCB->setChecked(rc.make_backup);
1964         lastfilesSB->setValue(rc.num_lastfiles);
1965         tooltipCB->setChecked(rc.use_tooltip);
1966         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
1967 }
1968
1969
1970 void PrefUserInterface::select_ui()
1971 {
1972         QString file = form_->browseUI(internalPath(uiFileED->text()));
1973         if (!file.isEmpty())
1974                 uiFileED->setText(file);
1975 }
1976
1977
1978 void PrefUserInterface::on_clearSessionPB_clicked()
1979 {
1980         guiApp->clearSession();
1981 }
1982
1983
1984
1985 /////////////////////////////////////////////////////////////////////
1986 //
1987 // PrefEdit
1988 //
1989 /////////////////////////////////////////////////////////////////////
1990
1991 PrefEdit::PrefEdit(GuiPreferences * form)
1992         : PrefModule(qt_(catEditing), qt_("Control"), form)
1993 {
1994         setupUi(this);
1995
1996         connect(cursorFollowsCB, SIGNAL(clicked()),
1997                 this, SIGNAL(changed()));
1998         connect(scrollBelowCB, SIGNAL(clicked()),
1999                 this, SIGNAL(changed()));
2000         connect(sortEnvironmentsCB, SIGNAL(clicked()),
2001                 this, SIGNAL(changed()));
2002         connect(groupEnvironmentsCB, SIGNAL(clicked()),
2003                 this, SIGNAL(changed()));
2004         connect(macroEditStyleCO, SIGNAL(activated(int)),
2005                 this, SIGNAL(changed()));
2006         connect(fullscreenLimitGB, SIGNAL(clicked()),
2007                 this, SIGNAL(changed()));
2008         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
2009                 this, SIGNAL(changed()));
2010         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
2011                 this, SIGNAL(changed()));
2012         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
2013                 this, SIGNAL(changed()));
2014         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
2015                 this, SIGNAL(changed()));
2016 }
2017
2018
2019 void PrefEdit::apply(LyXRC & rc) const
2020 {
2021         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
2022         rc.scroll_below_document = scrollBelowCB->isChecked();
2023         rc.sort_layouts = sortEnvironmentsCB->isChecked();
2024         rc.group_layouts = groupEnvironmentsCB->isChecked();
2025         switch (macroEditStyleCO->currentIndex()) {
2026                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
2027                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
2028                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
2029         }
2030         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
2031         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
2032         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
2033         rc.full_screen_width = fullscreenWidthSB->value();
2034         rc.full_screen_limit = fullscreenLimitGB->isChecked();
2035 }
2036
2037
2038 void PrefEdit::update(LyXRC const & rc)
2039 {
2040         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
2041         scrollBelowCB->setChecked(rc.scroll_below_document);
2042         sortEnvironmentsCB->setChecked(rc.sort_layouts);
2043         groupEnvironmentsCB->setChecked(rc.group_layouts);
2044         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
2045         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
2046         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
2047         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
2048         fullscreenWidthSB->setValue(rc.full_screen_width);
2049         fullscreenLimitGB->setChecked(rc.full_screen_limit);
2050 }
2051
2052
2053 /////////////////////////////////////////////////////////////////////
2054 //
2055 // PrefShortcuts
2056 //
2057 /////////////////////////////////////////////////////////////////////
2058
2059
2060 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
2061 {
2062         Ui::shortcutUi::setupUi(this);
2063         QDialog::setModal(true);
2064 }
2065
2066
2067 PrefShortcuts::PrefShortcuts(GuiPreferences * form)
2068         : PrefModule(qt_(catEditing), qt_("Shortcuts"), form)
2069 {
2070         setupUi(this);
2071
2072         shortcutsTW->setColumnCount(2);
2073         shortcutsTW->headerItem()->setText(0, qt_("Function"));
2074         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
2075         shortcutsTW->setSortingEnabled(true);
2076         // Multi-selection can be annoying.
2077         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
2078
2079         connect(bindFilePB, SIGNAL(clicked()),
2080                 this, SLOT(select_bind()));
2081         connect(bindFileED, SIGNAL(textChanged(QString)),
2082                 this, SIGNAL(changed()));
2083         connect(removePB, SIGNAL(clicked()),
2084                 this, SIGNAL(changed()));
2085
2086         shortcut_ = new GuiShortcutDialog(this);
2087         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
2088         shortcut_bc_.setOK(shortcut_->okPB);
2089         shortcut_bc_.setCancel(shortcut_->cancelPB);
2090
2091         connect(shortcut_->okPB, SIGNAL(clicked()),
2092                 shortcut_, SLOT(accept()));
2093         connect(shortcut_->okPB, SIGNAL(clicked()),
2094                 this, SIGNAL(changed()));
2095         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2096                 shortcut_, SLOT(reject()));
2097         connect(shortcut_->clearPB, SIGNAL(clicked()),
2098                 this, SLOT(shortcut_clearPB_pressed()));
2099         connect(shortcut_->removePB, SIGNAL(clicked()),
2100                 this, SLOT(shortcut_removePB_pressed()));
2101         connect(shortcut_->okPB, SIGNAL(clicked()),
2102                 this, SLOT(shortcut_okPB_pressed()));
2103         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2104                 this, SLOT(shortcut_cancelPB_pressed()));
2105 }
2106
2107
2108 void PrefShortcuts::apply(LyXRC & rc) const
2109 {
2110         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
2111         // write user_bind and user_unbind to .lyx/bind/user.bind
2112         FileName bind_dir(addPath(package().user_support().absFilename(), "bind"));
2113         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
2114                 lyxerr << "LyX could not create the user bind directory '"
2115                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2116                 return;
2117         }
2118         if (!bind_dir.isDirWritable()) {
2119                 lyxerr << "LyX could not write to the user bind directory '"
2120                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2121                 return;
2122         }
2123         FileName user_bind_file(bind_dir.absFilename() + "/user.bind");
2124         user_unbind_.write(user_bind_file.toFilesystemEncoding(), false, true);
2125         user_bind_.write(user_bind_file.toFilesystemEncoding(), true, false);
2126         // immediately apply the keybindings. Why this is not done before?
2127         // The good thing is that the menus are updated automatically.
2128         theTopLevelKeymap().clear();
2129         theTopLevelKeymap().read("site");
2130         theTopLevelKeymap().read(rc.bind_file);
2131         theTopLevelKeymap().read("user");
2132 }
2133
2134
2135 void PrefShortcuts::update(LyXRC const & rc)
2136 {
2137         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2138         //
2139         system_bind_.clear();
2140         user_bind_.clear();
2141         user_unbind_.clear();
2142         system_bind_.read("site");
2143         system_bind_.read(rc.bind_file);
2144         // \unbind in user.bind is added to user_unbind_
2145         user_bind_.read("user", &user_unbind_);
2146         updateShortcutsTW();
2147 }
2148
2149
2150 void PrefShortcuts::updateShortcutsTW()
2151 {
2152         shortcutsTW->clear();
2153
2154         editItem_ = new QTreeWidgetItem(shortcutsTW);
2155         editItem_->setText(0, qt_("Cursor, Mouse and Editing functions"));
2156         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2157
2158         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2159         mathItem_->setText(0, qt_("Mathematical Symbols"));
2160         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2161
2162         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2163         bufferItem_->setText(0, qt_("Document and Window"));
2164         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2165
2166         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2167         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2168         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2169
2170         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2171         systemItem_->setText(0, qt_("System and Miscellaneous"));
2172         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2173
2174         // listBindings(unbound=true) lists all bound and unbound lfuns
2175         // Items in this list is tagged by its source.
2176         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2177                 KeyMap::System);
2178         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2179                 KeyMap::UserBind);
2180         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2181                 KeyMap::UserUnbind);
2182         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2183                         user_bindinglist.end());
2184         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2185                         user_unbindinglist.end());
2186
2187         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2188         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2189         for (; it != it_end; ++it)
2190                 insertShortcutItem(it->request, it->sequence, KeyMap::ItemType(it->tag));
2191
2192         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2193         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2194         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2195         modifyPB->setEnabled(!items.isEmpty());
2196
2197         shortcutsTW->resizeColumnToContents(0);
2198 }
2199
2200
2201 void PrefShortcuts::setItemType(QTreeWidgetItem * item, KeyMap::ItemType tag)
2202 {
2203         item->setData(0, Qt::UserRole, QVariant(tag));
2204         QFont font;
2205
2206         switch (tag) {
2207         case KeyMap::System:
2208                 break;
2209         case KeyMap::UserBind:
2210                 font.setBold(true);
2211                 break;
2212         case KeyMap::UserUnbind:
2213                 font.setStrikeOut(true);
2214                 break;
2215         // this item is not displayed now.
2216         case KeyMap::UserExtraUnbind:
2217                 font.setStrikeOut(true);
2218                 break;
2219         }
2220
2221         item->setFont(1, font);
2222 }
2223
2224
2225 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2226                 KeySequence const & seq, KeyMap::ItemType tag)
2227 {
2228         FuncCode action = lfun.action;
2229         string const action_name = lyxaction.getActionName(action);
2230         QString const lfun_name = toqstr(from_utf8(action_name)
2231                         + ' ' + lfun.argument());
2232         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2233         KeyMap::ItemType item_tag = tag;
2234
2235         QTreeWidgetItem * newItem = 0;
2236         // for unbind items, try to find an existing item in the system bind list
2237         if (tag == KeyMap::UserUnbind) {
2238                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2239                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2240                 for (int i = 0; i < items.size(); ++i) {
2241                         if (items[i]->text(1) == shortcut)
2242                                 newItem = items[i];
2243                                 break;
2244                         }
2245                 // if not found, this unbind item is KeyMap::UserExtraUnbind
2246                 // Such an item is not displayed to avoid confusion (what is
2247                 // unmatched removed?).
2248                 if (!newItem) {
2249                         item_tag = KeyMap::UserExtraUnbind;
2250                         return 0;
2251                 }
2252         }
2253         if (!newItem) {
2254                 switch(lyxaction.getActionType(action)) {
2255                 case LyXAction::Hidden:
2256                         return 0;
2257                 case LyXAction::Edit:
2258                         newItem = new QTreeWidgetItem(editItem_);
2259                         break;
2260                 case LyXAction::Math:
2261                         newItem = new QTreeWidgetItem(mathItem_);
2262                         break;
2263                 case LyXAction::Buffer:
2264                         newItem = new QTreeWidgetItem(bufferItem_);
2265                         break;
2266                 case LyXAction::Layout:
2267                         newItem = new QTreeWidgetItem(layoutItem_);
2268                         break;
2269                 case LyXAction::System:
2270                         newItem = new QTreeWidgetItem(systemItem_);
2271                         break;
2272                 default:
2273                         // this should not happen
2274                         newItem = new QTreeWidgetItem(shortcutsTW);
2275                 }
2276         }
2277
2278         newItem->setText(0, lfun_name);
2279         newItem->setText(1, shortcut);
2280         // record BindFile representation to recover KeySequence when needed.
2281         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
2282         setItemType(newItem, item_tag);
2283         return newItem;
2284 }
2285
2286
2287 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
2288 {
2289         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2290         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2291         modifyPB->setEnabled(!items.isEmpty());
2292         if (items.isEmpty())
2293                 return;
2294
2295         KeyMap::ItemType tag =
2296                 static_cast<KeyMap::ItemType>(items[0]->data(0, Qt::UserRole).toInt());
2297         if (tag == KeyMap::UserUnbind)
2298                 removePB->setText(qt_("Res&tore"));
2299         else
2300                 removePB->setText(qt_("Remo&ve"));
2301 }
2302
2303
2304 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
2305 {
2306         modifyShortcut();
2307 }
2308
2309
2310 void PrefShortcuts::modifyShortcut()
2311 {
2312         QTreeWidgetItem * item = shortcutsTW->currentItem();
2313         if (item->flags() & Qt::ItemIsSelectable) {
2314                 shortcut_->lfunLE->setText(item->text(0));
2315                 save_lfun_ = item->text(0);
2316                 shortcut_->shortcutWG->setText(item->text(1));
2317                 KeySequence seq;
2318                 seq.parse(fromqstr(item->data(1, Qt::UserRole).toString()));
2319                 shortcut_->shortcutWG->setKeySequence(seq);
2320                 shortcut_->shortcutWG->setFocus();
2321                 shortcut_->exec();
2322         }
2323 }
2324
2325
2326 void PrefShortcuts::removeShortcut()
2327 {
2328         // it seems that only one item can be selected, but I am
2329         // removing all selected items anyway.
2330         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2331         for (int i = 0; i < items.size(); ++i) {
2332                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
2333                 string lfun = fromqstr(items[i]->text(0));
2334                 FuncRequest func = lyxaction.lookupFunc(lfun);
2335                 KeyMap::ItemType tag =
2336                         static_cast<KeyMap::ItemType>(items[i]->data(0, Qt::UserRole).toInt());
2337
2338                 switch (tag) {
2339                 case KeyMap::System: {
2340                         // for system bind, we do not touch the item
2341                         // but add an user unbind item
2342                         user_unbind_.bind(shortcut, func);
2343                         setItemType(items[i], KeyMap::UserUnbind);
2344                         removePB->setText(qt_("Res&tore"));
2345                         break;
2346                 }
2347                 case KeyMap::UserBind: {
2348                         // for user_bind, we remove this bind
2349                         QTreeWidgetItem * parent = items[i]->parent();
2350                         int itemIdx = parent->indexOfChild(items[i]);
2351                         parent->takeChild(itemIdx);
2352                         if (itemIdx > 0)
2353                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
2354                         else
2355                                 shortcutsTW->scrollToItem(parent);
2356                         user_bind_.unbind(shortcut, func);
2357                         break;
2358                 }
2359                 case KeyMap::UserUnbind: {
2360                         // for user_unbind, we remove the unbind, and the item
2361                         // become KeyMap::System again.
2362                         user_unbind_.unbind(shortcut, func);
2363                         setItemType(items[i], KeyMap::System);
2364                         removePB->setText(qt_("Remo&ve"));
2365                         break;
2366                 }
2367                 case KeyMap::UserExtraUnbind: {
2368                         // for user unbind that is not in system bind file,
2369                         // remove this unbind file
2370                         QTreeWidgetItem * parent = items[i]->parent();
2371                         parent->takeChild(parent->indexOfChild(items[i]));
2372                         user_unbind_.unbind(shortcut, func);
2373                 }
2374                 }
2375         }
2376 }
2377
2378
2379 void PrefShortcuts::select_bind()
2380 {
2381         QString file = form_->browsebind(internalPath(bindFileED->text()));
2382         if (!file.isEmpty()) {
2383                 bindFileED->setText(file);
2384                 system_bind_ = KeyMap();
2385                 system_bind_.read(fromqstr(file));
2386                 updateShortcutsTW();
2387         }
2388 }
2389
2390
2391 void PrefShortcuts::on_modifyPB_pressed()
2392 {
2393         modifyShortcut();
2394 }
2395
2396
2397 void PrefShortcuts::on_newPB_pressed()
2398 {
2399         shortcut_->lfunLE->clear();
2400         shortcut_->shortcutWG->reset();
2401         save_lfun_ = QString();
2402         shortcut_->exec();
2403 }
2404
2405
2406 void PrefShortcuts::on_removePB_pressed()
2407 {
2408         removeShortcut();
2409 }
2410
2411
2412 void PrefShortcuts::on_searchLE_textEdited()
2413 {
2414         if (searchLE->text().isEmpty()) {
2415                 // show all hidden items
2416                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
2417                 while (*it)
2418                         shortcutsTW->setItemHidden(*it++, false);
2419                 return;
2420         }
2421         // search both columns
2422         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
2423                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
2424         matched += shortcutsTW->findItems(searchLE->text(),
2425                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
2426
2427         // hide everyone (to avoid searching in matched QList repeatedly
2428         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
2429         while (*it)
2430                 shortcutsTW->setItemHidden(*it++, true);
2431         // show matched items
2432         for (int i = 0; i < matched.size(); ++i) {
2433                 shortcutsTW->setItemHidden(matched[i], false);
2434         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
2435         }
2436 }
2437
2438
2439 docstring makeCmdString(FuncRequest const & f)
2440 {
2441         docstring actionStr = from_ascii(lyxaction.getActionName(f.action));
2442         if (!f.argument().empty())
2443                 actionStr += " " + f.argument();
2444         return actionStr;
2445 }
2446
2447
2448 void PrefShortcuts::shortcut_okPB_pressed()
2449 {
2450         QString const new_lfun = shortcut_->lfunLE->text();
2451         FuncRequest func = lyxaction.lookupFunc(fromqstr(new_lfun));
2452
2453         if (func.action == LFUN_UNKNOWN_ACTION) {
2454                 Alert::error(_("Failed to create shortcut"),
2455                         _("Unknown or invalid LyX function"));
2456                 return;
2457         }
2458
2459         KeySequence k = shortcut_->shortcutWG->getKeySequence();
2460         if (k.length() == 0) {
2461                 Alert::error(_("Failed to create shortcut"),
2462                         _("Invalid or empty key sequence"));
2463                 return;
2464         }
2465
2466         // check to see if there's been any change
2467         FuncRequest oldBinding = system_bind_.getBinding(k);
2468         if (oldBinding.action == LFUN_UNKNOWN_ACTION)
2469                 oldBinding = user_bind_.getBinding(k);
2470         if (oldBinding == func) {
2471                 docstring const actionStr = makeCmdString(func);
2472                 Alert::error(_("Failed to create shortcut"),
2473                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s"),
2474                         k.print(KeySequence::ForGui), actionStr));
2475                 return;
2476         }
2477
2478         // make sure this key isn't already bound---and, if so, not unbound
2479         FuncCode const unbind = user_unbind_.getBinding(k).action;
2480         if (oldBinding.action != LFUN_UNKNOWN_ACTION && unbind == LFUN_UNKNOWN_ACTION)
2481         {
2482                 // FIXME Perhaps we should offer to over-write the old shortcut?
2483                 // If so, we'll need to remove it from our list, etc.
2484                 docstring const actionStr = makeCmdString(oldBinding);
2485                 Alert::error(_("Failed to create shortcut"),
2486                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s\n"
2487                           "You need to remove that binding before creating a new one."),
2488                         k.print(KeySequence::ForGui), actionStr));
2489                 return;
2490         }
2491
2492         if (!save_lfun_.isEmpty() && new_lfun == save_lfun_)
2493                 // real modification of the lfun's shortcut,
2494                 // so remove the previous one
2495                 removeShortcut();
2496
2497         QTreeWidgetItem * item = insertShortcutItem(func, k, KeyMap::UserBind);
2498         if (item) {
2499                 user_bind_.bind(&k, func);
2500                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
2501                 shortcutsTW->setItemExpanded(item->parent(), true);
2502                 shortcutsTW->scrollToItem(item);
2503         } else {
2504                 Alert::error(_("Failed to create shortcut"),
2505                         _("Can not insert shortcut to the list"));
2506                 return;
2507         }
2508 }
2509
2510
2511 void PrefShortcuts::shortcut_cancelPB_pressed()
2512 {
2513         shortcut_->shortcutWG->reset();
2514 }
2515
2516
2517 void PrefShortcuts::shortcut_clearPB_pressed()
2518 {
2519         shortcut_->shortcutWG->reset();
2520 }
2521
2522
2523 void PrefShortcuts::shortcut_removePB_pressed()
2524 {
2525         shortcut_->shortcutWG->removeFromSequence();
2526 }
2527
2528
2529 /////////////////////////////////////////////////////////////////////
2530 //
2531 // PrefIdentity
2532 //
2533 /////////////////////////////////////////////////////////////////////
2534
2535 PrefIdentity::PrefIdentity(GuiPreferences * form)
2536         : PrefModule(QString(), qt_("Identity"), form)
2537 {
2538         setupUi(this);
2539
2540         connect(nameED, SIGNAL(textChanged(QString)),
2541                 this, SIGNAL(changed()));
2542         connect(emailED, SIGNAL(textChanged(QString)),
2543                 this, SIGNAL(changed()));
2544 }
2545
2546
2547 void PrefIdentity::apply(LyXRC & rc) const
2548 {
2549         rc.user_name = fromqstr(nameED->text());
2550         rc.user_email = fromqstr(emailED->text());
2551 }
2552
2553
2554 void PrefIdentity::update(LyXRC const & rc)
2555 {
2556         nameED->setText(toqstr(rc.user_name));
2557         emailED->setText(toqstr(rc.user_email));
2558 }
2559
2560
2561
2562 /////////////////////////////////////////////////////////////////////
2563 //
2564 // GuiPreferences
2565 //
2566 /////////////////////////////////////////////////////////////////////
2567
2568 GuiPreferences::GuiPreferences(GuiView & lv)
2569         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
2570 {
2571         setupUi(this);
2572
2573         QDialog::setModal(false);
2574
2575         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
2576         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
2577         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
2578         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
2579
2580         addModule(new PrefUserInterface(this));
2581         addModule(new PrefEdit(this));
2582         addModule(new PrefShortcuts(this));
2583         addModule(new PrefScreenFonts(this));
2584         addModule(new PrefColors(this));
2585         addModule(new PrefDisplay(this));
2586         addModule(new PrefInput(this));
2587         addModule(new PrefCompletion(this));
2588
2589         addModule(new PrefPaths(this));
2590
2591         addModule(new PrefIdentity(this));
2592
2593         addModule(new PrefLanguage(this));
2594         addModule(new PrefSpellchecker(this));
2595
2596         addModule(new PrefPrinter(this));
2597         PrefDate * dateFormat = new PrefDate(this);
2598         addModule(dateFormat);
2599         addModule(new PrefPlaintext(this));
2600         addModule(new PrefLatex(this));
2601
2602         PrefConverters * converters = new PrefConverters(this);
2603         PrefFileformats * formats = new PrefFileformats(this);
2604         connect(formats, SIGNAL(formatsChanged()),
2605                         converters, SLOT(updateGui()));
2606         addModule(converters);
2607         addModule(formats);
2608
2609         prefsPS->setCurrentPanel(qt_("User interface"));
2610 // FIXME: hack to work around resizing bug in Qt >= 4.2
2611 // bug verified with Qt 4.2.{0-3} (JSpitzm)
2612 #if QT_VERSION >= 0x040200
2613         prefsPS->updateGeometry();
2614 #endif
2615
2616         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
2617         bc().setOK(savePB);
2618         bc().setApply(applyPB);
2619         bc().setCancel(closePB);
2620         bc().setRestore(restorePB);
2621
2622         // initialize the strftime validator
2623         bc().addCheckedLineEdit(dateFormat->DateED);
2624 }
2625
2626
2627 void GuiPreferences::addModule(PrefModule * module)
2628 {
2629         LASSERT(module, return);
2630         if (module->category().isEmpty())
2631                 prefsPS->addPanel(module, module->title());
2632         else
2633                 prefsPS->addPanel(module, module->title(), module->category());
2634         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
2635         modules_.push_back(module);
2636 }
2637
2638
2639 void GuiPreferences::change_adaptor()
2640 {
2641         changed();
2642 }
2643
2644
2645 void GuiPreferences::apply(LyXRC & rc) const
2646 {
2647         size_t end = modules_.size();
2648         for (size_t i = 0; i != end; ++i)
2649                 modules_[i]->apply(rc);
2650 }
2651
2652
2653 void GuiPreferences::updateRc(LyXRC const & rc)
2654 {
2655         size_t const end = modules_.size();
2656         for (size_t i = 0; i != end; ++i)
2657                 modules_[i]->update(rc);
2658 }
2659
2660
2661 void GuiPreferences::applyView()
2662 {
2663         apply(rc());
2664 }
2665
2666 bool GuiPreferences::initialiseParams(string const &)
2667 {
2668         rc_ = lyxrc;
2669         formats_ = lyx::formats;
2670         converters_ = theConverters();
2671         converters_.update(formats_);
2672         movers_ = theMovers();
2673         colors_.clear();
2674         update_screen_font_ = false;
2675
2676         updateRc(rc_);
2677         // Make sure that the bc is in the INITIAL state
2678         if (bc().policy().buttonStatus(ButtonPolicy::RESTORE))
2679                 bc().restore();
2680
2681         return true;
2682 }
2683
2684
2685 void GuiPreferences::dispatchParams()
2686 {
2687         ostringstream ss;
2688         rc_.write(ss, true);
2689         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
2690         // FIXME: these need lfuns
2691         // FIXME UNICODE
2692         theBufferList().setCurrentAuthor(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
2693
2694         lyx::formats = formats_;
2695
2696         theConverters() = converters_;
2697         theConverters().update(lyx::formats);
2698         theConverters().buildGraph();
2699
2700         theMovers() = movers_;
2701
2702         vector<string>::const_iterator it = colors_.begin();
2703         vector<string>::const_iterator const end = colors_.end();
2704         for (; it != end; ++it)
2705                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
2706         colors_.clear();
2707
2708         if (update_screen_font_) {
2709                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
2710                 update_screen_font_ = false;
2711         }
2712
2713         // The Save button has been pressed
2714         if (isClosing())
2715                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
2716 }
2717
2718
2719 void GuiPreferences::setColor(ColorCode col, QString const & hex)
2720 {
2721         colors_.push_back(lcolor.getLyXName(col) + ' ' + fromqstr(hex));
2722 }
2723
2724
2725 void GuiPreferences::updateScreenFonts()
2726 {
2727         update_screen_font_ = true;
2728 }
2729
2730
2731 QString GuiPreferences::browsebind(QString const & file) const
2732 {
2733         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
2734                              QStringList(qt_("LyX bind files (*.bind)")));
2735 }
2736
2737
2738 QString GuiPreferences::browseUI(QString const & file) const
2739 {
2740         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
2741                              QStringList(qt_("LyX UI files (*.ui)")));
2742 }
2743
2744
2745 QString GuiPreferences::browsekbmap(QString const & file) const
2746 {
2747         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
2748                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
2749 }
2750
2751
2752 QString GuiPreferences::browsedict(QString const & file) const
2753 {
2754         return browseFile(file, qt_("Choose personal dictionary"),
2755                 QStringList(qt_("*.pws")));
2756 }
2757
2758
2759 QString GuiPreferences::browse(QString const & file,
2760         QString const & title) const
2761 {
2762         return browseFile(file, title, QStringList(), true);
2763 }
2764
2765
2766 // We support less paper sizes than the document dialog
2767 // Therefore this adjustment is needed.
2768 PAPER_SIZE GuiPreferences::toPaperSize(int i) const
2769 {
2770         switch (i) {
2771         case 0:
2772                 return PAPER_DEFAULT;
2773         case 1:
2774                 return PAPER_USLETTER;
2775         case 2:
2776                 return PAPER_USLEGAL;
2777         case 3:
2778                 return PAPER_USEXECUTIVE;
2779         case 4:
2780                 return PAPER_A3;
2781         case 5:
2782                 return PAPER_A4;
2783         case 6:
2784                 return PAPER_A5;
2785         case 7:
2786                 return PAPER_B5;
2787         default:
2788                 // should not happen
2789                 return PAPER_DEFAULT;
2790         }
2791 }
2792
2793
2794 int GuiPreferences::fromPaperSize(PAPER_SIZE papersize) const
2795 {
2796         switch (papersize) {
2797         case PAPER_DEFAULT:
2798                 return 0;
2799         case PAPER_USLETTER:
2800                 return 1;
2801         case PAPER_USLEGAL:
2802                 return 2;
2803         case PAPER_USEXECUTIVE:
2804                 return 3;
2805         case PAPER_A3:
2806                 return 4;
2807         case PAPER_A4:
2808                 return 5;
2809         case PAPER_A5:
2810                 return 6;
2811         case PAPER_B5:
2812                 return 7;
2813         default:
2814                 // should not happen
2815                 return 0;
2816         }
2817 }
2818
2819
2820 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
2821
2822
2823 } // namespace frontend
2824 } // namespace lyx
2825
2826 #include "moc_GuiPrefs.cpp"