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 }
1106
1107
1108 void PrefSpellchecker::apply(LyXRC & rc) const
1109 {
1110         // FIXME: remove spellchecker_use_alt_lang
1111         rc.spellchecker_alt_lang = fromqstr(altLanguageED->text());
1112         rc.spellchecker_use_alt_lang = !rc.spellchecker_alt_lang.empty();
1113         // FIXME: remove spellchecker_use_esc_chars
1114         rc.spellchecker_esc_chars = fromqstr(escapeCharactersED->text());
1115         rc.spellchecker_use_esc_chars = !rc.spellchecker_esc_chars.empty();
1116         // FIXME: remove spellchecker_use_pers_dict
1117         rc.spellchecker_pers_dict = internal_path(fromqstr(persDictionaryED->text()));
1118         rc.spellchecker_use_pers_dict = !rc.spellchecker_pers_dict.empty();
1119         rc.spellchecker_accept_compound = compoundWordCB->isChecked();
1120         rc.spellchecker_use_input_encoding = inputEncodingCB->isChecked();
1121 }
1122
1123
1124 void PrefSpellchecker::update(LyXRC const & rc)
1125 {
1126         // FIXME: remove spellchecker_use_alt_lang
1127         altLanguageED->setText(toqstr(rc.spellchecker_alt_lang));
1128         // FIXME: remove spellchecker_use_esc_chars
1129         escapeCharactersED->setText(toqstr(rc.spellchecker_esc_chars));
1130         // FIXME: remove spellchecker_use_pers_dict
1131         persDictionaryED->setText(toqstr(external_path(rc.spellchecker_pers_dict)));
1132         compoundWordCB->setChecked(rc.spellchecker_accept_compound);
1133         inputEncodingCB->setChecked(rc.spellchecker_use_input_encoding);
1134 }
1135
1136
1137 void PrefSpellchecker::select_dict()
1138 {
1139         QString file = form_->browsedict(internalPath(persDictionaryED->text()));
1140         if (!file.isEmpty())
1141                 persDictionaryED->setText(file);
1142 }
1143
1144
1145
1146 /////////////////////////////////////////////////////////////////////
1147 //
1148 // PrefConverters
1149 //
1150 /////////////////////////////////////////////////////////////////////
1151
1152
1153 PrefConverters::PrefConverters(GuiPreferences * form)
1154         : PrefModule(qt_(catFiles), qt_("Converters"), form)
1155 {
1156         setupUi(this);
1157
1158         connect(converterNewPB, SIGNAL(clicked()),
1159                 this, SLOT(update_converter()));
1160         connect(converterRemovePB, SIGNAL(clicked()),
1161                 this, SLOT(remove_converter()));
1162         connect(converterModifyPB, SIGNAL(clicked()),
1163                 this, SLOT(update_converter()));
1164         connect(convertersLW, SIGNAL(currentRowChanged(int)),
1165                 this, SLOT(switch_converter()));
1166         connect(converterFromCO, SIGNAL(activated(QString)),
1167                 this, SLOT(converter_changed()));
1168         connect(converterToCO, SIGNAL(activated(QString)),
1169                 this, SLOT(converter_changed()));
1170         connect(converterED, SIGNAL(textEdited(QString)),
1171                 this, SLOT(converter_changed()));
1172         connect(converterFlagED, SIGNAL(textEdited(QString)),
1173                 this, SLOT(converter_changed()));
1174         connect(converterNewPB, SIGNAL(clicked()),
1175                 this, SIGNAL(changed()));
1176         connect(converterRemovePB, SIGNAL(clicked()),
1177                 this, SIGNAL(changed()));
1178         connect(converterModifyPB, SIGNAL(clicked()),
1179                 this, SIGNAL(changed()));
1180         connect(maxAgeLE, SIGNAL(textEdited(QString)),
1181                 this, SIGNAL(changed()));
1182
1183         maxAgeLE->setValidator(new QDoubleValidator(maxAgeLE));
1184         //converterDefGB->setFocusProxy(convertersLW);
1185 }
1186
1187
1188 void PrefConverters::apply(LyXRC & rc) const
1189 {
1190         rc.use_converter_cache = cacheCB->isChecked();
1191         rc.converter_cache_maxage = int(maxAgeLE->text().toDouble() * 86400.0);
1192 }
1193
1194
1195 void PrefConverters::update(LyXRC const & rc)
1196 {
1197         cacheCB->setChecked(rc.use_converter_cache);
1198         QString max_age;
1199         max_age.setNum(double(rc.converter_cache_maxage) / 86400.0, 'g', 6);
1200         maxAgeLE->setText(max_age);
1201         updateGui();
1202 }
1203
1204
1205 void PrefConverters::updateGui()
1206 {
1207         form_->formats().sort();
1208         form_->converters().update(form_->formats());
1209         // save current selection
1210         QString current = converterFromCO->currentText()
1211                 + " -> " + converterToCO->currentText();
1212
1213         converterFromCO->clear();
1214         converterToCO->clear();
1215
1216         Formats::const_iterator cit = form_->formats().begin();
1217         Formats::const_iterator end = form_->formats().end();
1218         for (; cit != end; ++cit) {
1219                 converterFromCO->addItem(qt_(cit->prettyname()));
1220                 converterToCO->addItem(qt_(cit->prettyname()));
1221         }
1222
1223         // currentRowChanged(int) is also triggered when updating the listwidget
1224         // block signals to avoid unnecessary calls to switch_converter()
1225         convertersLW->blockSignals(true);
1226         convertersLW->clear();
1227
1228         Converters::const_iterator ccit = form_->converters().begin();
1229         Converters::const_iterator cend = form_->converters().end();
1230         for (; ccit != cend; ++ccit) {
1231                 QString const name =
1232                         qt_(ccit->From->prettyname()) + " -> " + qt_(ccit->To->prettyname());
1233                 int type = form_->converters().getNumber(ccit->From->name(), ccit->To->name());
1234                 new QListWidgetItem(name, convertersLW, type);
1235         }
1236         convertersLW->sortItems(Qt::AscendingOrder);
1237         convertersLW->blockSignals(false);
1238
1239         // restore selection
1240         if (!current.isEmpty()) {
1241                 QList<QListWidgetItem *> const item =
1242                         convertersLW->findItems(current, Qt::MatchExactly);
1243                 if (!item.isEmpty())
1244                         convertersLW->setCurrentItem(item.at(0));
1245         }
1246
1247         // select first element if restoring failed
1248         if (convertersLW->currentRow() == -1)
1249                 convertersLW->setCurrentRow(0);
1250
1251         updateButtons();
1252 }
1253
1254
1255 void PrefConverters::switch_converter()
1256 {
1257         int const cnr = convertersLW->currentItem()->type();
1258         Converter const & c(form_->converters().get(cnr));
1259         converterFromCO->setCurrentIndex(form_->formats().getNumber(c.from));
1260         converterToCO->setCurrentIndex(form_->formats().getNumber(c.to));
1261         converterED->setText(toqstr(c.command));
1262         converterFlagED->setText(toqstr(c.flags));
1263
1264         updateButtons();
1265 }
1266
1267
1268 void PrefConverters::converter_changed()
1269 {
1270         updateButtons();
1271 }
1272
1273
1274 void PrefConverters::updateButtons()
1275 {
1276         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1277         Format const & to = form_->formats().get(converterToCO->currentIndex());
1278         int const sel = form_->converters().getNumber(from.name(), to.name());
1279         bool const known = sel >= 0;
1280         bool const valid = !(converterED->text().isEmpty()
1281                 || from.name() == to.name());
1282
1283         int const cnr = convertersLW->currentItem()->type();
1284         Converter const & c = form_->converters().get(cnr);
1285         string const old_command = c.command;
1286         string const old_flag = c.flags;
1287         string const new_command = fromqstr(converterED->text());
1288         string const new_flag = fromqstr(converterFlagED->text());
1289
1290         bool modified = (old_command != new_command || old_flag != new_flag);
1291
1292         converterModifyPB->setEnabled(valid && known && modified);
1293         converterNewPB->setEnabled(valid && !known);
1294         converterRemovePB->setEnabled(known);
1295
1296         maxAgeLE->setEnabled(cacheCB->isChecked());
1297         maxAgeLA->setEnabled(cacheCB->isChecked());
1298 }
1299
1300
1301 // FIXME: user must
1302 // specify unique from/to or it doesn't appear. This is really bad UI
1303 // this is why we can use the same function for both new and modify
1304 void PrefConverters::update_converter()
1305 {
1306         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1307         Format const & to = form_->formats().get(converterToCO->currentIndex());
1308         string const flags = fromqstr(converterFlagED->text());
1309         string const command = fromqstr(converterED->text());
1310
1311         Converter const * old =
1312                 form_->converters().getConverter(from.name(), to.name());
1313         form_->converters().add(from.name(), to.name(), command, flags);
1314
1315         if (!old)
1316                 form_->converters().updateLast(form_->formats());
1317
1318         updateGui();
1319
1320         // Remove all files created by this converter from the cache, since
1321         // the modified converter might create different files.
1322         ConverterCache::get().remove_all(from.name(), to.name());
1323 }
1324
1325
1326 void PrefConverters::remove_converter()
1327 {
1328         Format const & from = form_->formats().get(converterFromCO->currentIndex());
1329         Format const & to = form_->formats().get(converterToCO->currentIndex());
1330         form_->converters().erase(from.name(), to.name());
1331
1332         updateGui();
1333
1334         // Remove all files created by this converter from the cache, since
1335         // a possible new converter might create different files.
1336         ConverterCache::get().remove_all(from.name(), to.name());
1337 }
1338
1339
1340 void PrefConverters::on_cacheCB_stateChanged(int state)
1341 {
1342         maxAgeLE->setEnabled(state == Qt::Checked);
1343         maxAgeLA->setEnabled(state == Qt::Checked);
1344         changed();
1345 }
1346
1347
1348 /////////////////////////////////////////////////////////////////////
1349 //
1350 // FormatValidator
1351 //
1352 /////////////////////////////////////////////////////////////////////
1353
1354 class FormatValidator : public QValidator
1355 {
1356 public:
1357         FormatValidator(QWidget *, Formats const & f);
1358         void fixup(QString & input) const;
1359         QValidator::State validate(QString & input, int & pos) const;
1360 private:
1361         virtual QString toString(Format const & format) const = 0;
1362         int nr() const;
1363         Formats const & formats_;
1364 };
1365
1366
1367 FormatValidator::FormatValidator(QWidget * parent, Formats const & f)
1368         : QValidator(parent), formats_(f)
1369 {
1370 }
1371
1372
1373 void FormatValidator::fixup(QString & input) const
1374 {
1375         Formats::const_iterator cit = formats_.begin();
1376         Formats::const_iterator end = formats_.end();
1377         for (; cit != end; ++cit) {
1378                 QString const name = toString(*cit);
1379                 if (distance(formats_.begin(), cit) == nr()) {
1380                         input = name;
1381                         return;
1382                 }
1383         }
1384 }
1385
1386
1387 QValidator::State FormatValidator::validate(QString & input, int & /*pos*/) const
1388 {
1389         Formats::const_iterator cit = formats_.begin();
1390         Formats::const_iterator end = formats_.end();
1391         bool unknown = true;
1392         for (; unknown && cit != end; ++cit) {
1393                 QString const name = toString(*cit);
1394                 if (distance(formats_.begin(), cit) != nr())
1395                         unknown = name != input;
1396         }
1397
1398         if (unknown && !input.isEmpty())
1399                 return QValidator::Acceptable;
1400         else
1401                 return QValidator::Intermediate;
1402 }
1403
1404
1405 int FormatValidator::nr() const
1406 {
1407         QComboBox * p = qobject_cast<QComboBox *>(parent());
1408         return p->itemData(p->currentIndex()).toInt();
1409 }
1410
1411
1412 /////////////////////////////////////////////////////////////////////
1413 //
1414 // FormatNameValidator
1415 //
1416 /////////////////////////////////////////////////////////////////////
1417
1418 class FormatNameValidator : public FormatValidator
1419 {
1420 public:
1421         FormatNameValidator(QWidget * parent, Formats const & f)
1422                 : FormatValidator(parent, f)
1423         {}
1424 private:
1425         QString toString(Format const & format) const
1426         {
1427                 return toqstr(format.name());
1428         }
1429 };
1430
1431
1432 /////////////////////////////////////////////////////////////////////
1433 //
1434 // FormatPrettynameValidator
1435 //
1436 /////////////////////////////////////////////////////////////////////
1437
1438 class FormatPrettynameValidator : public FormatValidator
1439 {
1440 public:
1441         FormatPrettynameValidator(QWidget * parent, Formats const & f)
1442                 : FormatValidator(parent, f)
1443         {}
1444 private:
1445         QString toString(Format const & format) const
1446         {
1447                 return qt_(format.prettyname());
1448         }
1449 };
1450
1451
1452 /////////////////////////////////////////////////////////////////////
1453 //
1454 // PrefFileformats
1455 //
1456 /////////////////////////////////////////////////////////////////////
1457
1458 PrefFileformats::PrefFileformats(GuiPreferences * form)
1459         : PrefModule(qt_(catFiles), qt_("File formats"), form)
1460 {
1461         setupUi(this);
1462         formatED->setValidator(new FormatNameValidator(formatsCB, form_->formats()));
1463         formatsCB->setValidator(new FormatPrettynameValidator(formatsCB, form_->formats()));
1464
1465         connect(documentCB, SIGNAL(clicked()),
1466                 this, SLOT(setFlags()));
1467         connect(vectorCB, SIGNAL(clicked()),
1468                 this, SLOT(setFlags()));
1469         connect(formatsCB->lineEdit(), SIGNAL(editingFinished()),
1470                 this, SLOT(updatePrettyname()));
1471         connect(formatsCB->lineEdit(), SIGNAL(textEdited(QString)),
1472                 this, SIGNAL(changed()));
1473 }
1474
1475
1476 namespace {
1477
1478 string const l10n_shortcut(string const prettyname, string const shortcut)
1479 {
1480         if (shortcut.empty())
1481                 return string();
1482
1483         string l10n_format =
1484                 to_utf8(_(prettyname + '|' + shortcut));
1485         return split(l10n_format, '|');
1486 }
1487
1488 }; // namespace anon
1489
1490
1491 void PrefFileformats::apply(LyXRC & /*rc*/) const
1492 {
1493 }
1494
1495
1496 void PrefFileformats::update(LyXRC const & /*rc*/)
1497 {
1498         updateView();
1499 }
1500
1501
1502 void PrefFileformats::updateView()
1503 {
1504         QString const current = formatsCB->currentText();
1505
1506         // update combobox with formats
1507         formatsCB->blockSignals(true);
1508         formatsCB->clear();
1509         form_->formats().sort();
1510         Formats::const_iterator cit = form_->formats().begin();
1511         Formats::const_iterator end = form_->formats().end();
1512         for (; cit != end; ++cit)
1513                 formatsCB->addItem(qt_(cit->prettyname()),
1514                                    QVariant(form_->formats().getNumber(cit->name())));
1515
1516         // restore selection
1517         int const item = formatsCB->findText(current, Qt::MatchExactly);
1518         formatsCB->setCurrentIndex(item < 0 ? 0 : item);
1519         on_formatsCB_currentIndexChanged(item < 0 ? 0 : item);
1520         formatsCB->blockSignals(false);
1521 }
1522
1523
1524 void PrefFileformats::on_formatsCB_currentIndexChanged(int i)
1525 {
1526         int const nr = formatsCB->itemData(i).toInt();
1527         Format const f = form_->formats().get(nr);
1528
1529         formatED->setText(toqstr(f.name()));
1530         copierED->setText(toqstr(form_->movers().command(f.name())));
1531         extensionED->setText(toqstr(f.extension()));
1532         shortcutED->setText(
1533                 toqstr(l10n_shortcut(f.prettyname(), f.shortcut())));
1534         viewerED->setText(toqstr(f.viewer()));
1535         editorED->setText(toqstr(f.editor()));
1536         documentCB->setChecked((f.documentFormat()));
1537         vectorCB->setChecked((f.vectorFormat()));
1538 }
1539
1540
1541 void PrefFileformats::setFlags()
1542 {
1543         int flags = Format::none;
1544         if (documentCB->isChecked())
1545                 flags |= Format::document;
1546         if (vectorCB->isChecked())
1547                 flags |= Format::vector;
1548         currentFormat().setFlags(flags);
1549         changed();
1550 }
1551
1552
1553 void PrefFileformats::on_copierED_textEdited(const QString & s)
1554 {
1555         string const fmt = fromqstr(formatED->text());
1556         form_->movers().set(fmt, fromqstr(s));
1557         changed();
1558 }
1559
1560
1561 void PrefFileformats::on_extensionED_textEdited(const QString & s)
1562 {
1563         currentFormat().setExtension(fromqstr(s));
1564         changed();
1565 }
1566
1567 void PrefFileformats::on_viewerED_textEdited(const QString & s)
1568 {
1569         currentFormat().setViewer(fromqstr(s));
1570         changed();
1571 }
1572
1573
1574 void PrefFileformats::on_editorED_textEdited(const QString & s)
1575 {
1576         currentFormat().setEditor(fromqstr(s));
1577         changed();
1578 }
1579
1580
1581 void PrefFileformats::on_shortcutED_textEdited(const QString & s)
1582 {
1583         string const new_shortcut = fromqstr(s);
1584         if (new_shortcut == l10n_shortcut(currentFormat().prettyname(),
1585                                           currentFormat().shortcut()))
1586                 return;
1587         currentFormat().setShortcut(new_shortcut);
1588         changed();
1589 }
1590
1591
1592 void PrefFileformats::on_formatED_editingFinished()
1593 {
1594         string const newname = fromqstr(formatED->displayText());
1595         if (newname == currentFormat().name())
1596                 return;
1597
1598         currentFormat().setName(newname);
1599         changed();
1600 }
1601
1602
1603 void PrefFileformats::on_formatED_textChanged(const QString &)
1604 {
1605         QString t = formatED->text();
1606         int p = 0;
1607         bool valid = formatED->validator()->validate(t, p) == QValidator::Acceptable;
1608         setValid(formatLA, valid);
1609 }
1610
1611
1612 void PrefFileformats::on_formatsCB_editTextChanged(const QString &)
1613 {
1614         QString t = formatsCB->currentText();
1615         int p = 0;
1616         bool valid = formatsCB->validator()->validate(t, p) == QValidator::Acceptable;
1617         setValid(formatsLA, valid);
1618 }
1619
1620
1621 void PrefFileformats::updatePrettyname()
1622 {
1623         QString const newname = formatsCB->currentText();
1624         if (newname == qt_(currentFormat().prettyname()))
1625                 return;
1626
1627         currentFormat().setPrettyname(fromqstr(newname));
1628         formatsChanged();
1629         updateView();
1630         changed();
1631 }
1632
1633
1634 Format & PrefFileformats::currentFormat()
1635 {
1636         int const i = formatsCB->currentIndex();
1637         int const nr = formatsCB->itemData(i).toInt();
1638         return form_->formats().get(nr);
1639 }
1640
1641
1642 void PrefFileformats::on_formatNewPB_clicked()
1643 {
1644         form_->formats().add("", "", "", "", "", "", Format::none);
1645         updateView();
1646         formatsCB->setCurrentIndex(0);
1647         formatsCB->setFocus(Qt::OtherFocusReason);
1648 }
1649
1650
1651 void PrefFileformats::on_formatRemovePB_clicked()
1652 {
1653         int const i = formatsCB->currentIndex();
1654         int const nr = formatsCB->itemData(i).toInt();
1655         string const current_text = form_->formats().get(nr).name();
1656         if (form_->converters().formatIsUsed(current_text)) {
1657                 Alert::error(_("Format in use"),
1658                              _("Cannot remove a Format used by a Converter. "
1659                                             "Remove the converter first."));
1660                 return;
1661         }
1662
1663         form_->formats().erase(current_text);
1664         formatsChanged();
1665         updateView();
1666         on_formatsCB_editTextChanged(formatsCB->currentText());
1667         changed();
1668 }
1669
1670
1671 /////////////////////////////////////////////////////////////////////
1672 //
1673 // PrefLanguage
1674 //
1675 /////////////////////////////////////////////////////////////////////
1676
1677 PrefLanguage::PrefLanguage(GuiPreferences * form)
1678         : PrefModule(qt_(catLanguage), qt_("Language"), form)
1679 {
1680         setupUi(this);
1681
1682         connect(rtlGB, SIGNAL(clicked()),
1683                 this, SIGNAL(changed()));
1684         connect(visualCursorRB, SIGNAL(clicked()),
1685                 this, SIGNAL(changed()));
1686         connect(logicalCursorRB, SIGNAL(clicked()),
1687                 this, SIGNAL(changed()));
1688         connect(markForeignCB, SIGNAL(clicked()),
1689                 this, SIGNAL(changed()));
1690         connect(autoBeginCB, SIGNAL(clicked()),
1691                 this, SIGNAL(changed()));
1692         connect(autoEndCB, SIGNAL(clicked()),
1693                 this, SIGNAL(changed()));
1694         connect(useBabelCB, SIGNAL(clicked()),
1695                 this, SIGNAL(changed()));
1696         connect(globalCB, SIGNAL(clicked()),
1697                 this, SIGNAL(changed()));
1698         connect(languagePackageED, SIGNAL(textChanged(QString)),
1699                 this, SIGNAL(changed()));
1700         connect(startCommandED, SIGNAL(textChanged(QString)),
1701                 this, SIGNAL(changed()));
1702         connect(endCommandED, SIGNAL(textChanged(QString)),
1703                 this, SIGNAL(changed()));
1704         connect(uiLanguageCO, SIGNAL(activated(int)),
1705                 this, SIGNAL(changed()));
1706
1707         uiLanguageCO->clear();
1708
1709         QAbstractItemModel * language_model = guiApp->languageModel();
1710         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
1711         language_model->sort(0);
1712
1713         // FIXME: This is wrong, we need filter this list based on the available
1714         // translation.
1715         uiLanguageCO->blockSignals(true);
1716         uiLanguageCO->addItem(qt_("Default"), toqstr("auto"));
1717         for (int i = 0; i != language_model->rowCount(); ++i) {
1718                 QModelIndex index = language_model->index(i, 0);
1719                 uiLanguageCO->addItem(index.data(Qt::DisplayRole).toString(),
1720                         index.data(Qt::UserRole).toString());
1721         }
1722         uiLanguageCO->blockSignals(false);
1723 }
1724
1725
1726 void PrefLanguage::on_uiLanguageCO_currentIndexChanged(int)
1727 {
1728          QMessageBox::information(this, qt_("LyX needs to be restarted!"),
1729                  qt_("The change of user interface language will be fully "
1730                  "effective only after a restart."));
1731 }
1732
1733
1734 void PrefLanguage::apply(LyXRC & rc) const
1735 {
1736         // FIXME: remove rtl_support bool
1737         rc.rtl_support = rtlGB->isChecked();
1738         rc.visual_cursor = rtlGB->isChecked() && visualCursorRB->isChecked();
1739         rc.mark_foreign_language = markForeignCB->isChecked();
1740         rc.language_auto_begin = autoBeginCB->isChecked();
1741         rc.language_auto_end = autoEndCB->isChecked();
1742         rc.language_use_babel = useBabelCB->isChecked();
1743         rc.language_global_options = globalCB->isChecked();
1744         rc.language_package = fromqstr(languagePackageED->text());
1745         rc.language_command_begin = fromqstr(startCommandED->text());
1746         rc.language_command_end = fromqstr(endCommandED->text());
1747         rc.gui_language = fromqstr(
1748                 uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
1749 }
1750
1751
1752 void PrefLanguage::update(LyXRC const & rc)
1753 {
1754         // FIXME: remove rtl_support bool
1755         rtlGB->setChecked(rc.rtl_support);
1756         if (rc.visual_cursor)
1757                 visualCursorRB->setChecked(true);
1758         else
1759                 logicalCursorRB->setChecked(true);
1760         markForeignCB->setChecked(rc.mark_foreign_language);
1761         autoBeginCB->setChecked(rc.language_auto_begin);
1762         autoEndCB->setChecked(rc.language_auto_end);
1763         useBabelCB->setChecked(rc.language_use_babel);
1764         globalCB->setChecked(rc.language_global_options);
1765         languagePackageED->setText(toqstr(rc.language_package));
1766         startCommandED->setText(toqstr(rc.language_command_begin));
1767         endCommandED->setText(toqstr(rc.language_command_end));
1768
1769         int pos = uiLanguageCO->findData(toqstr(rc.gui_language));
1770         uiLanguageCO->blockSignals(true);
1771         uiLanguageCO->setCurrentIndex(pos);
1772         uiLanguageCO->blockSignals(false);
1773 }
1774
1775
1776 /////////////////////////////////////////////////////////////////////
1777 //
1778 // PrefPrinter
1779 //
1780 /////////////////////////////////////////////////////////////////////
1781
1782 PrefPrinter::PrefPrinter(GuiPreferences * form)
1783         : PrefModule(qt_(catOutput), qt_("Printer"), form)
1784 {
1785         setupUi(this);
1786
1787         connect(printerAdaptCB, SIGNAL(clicked()),
1788                 this, SIGNAL(changed()));
1789         connect(printerCommandED, SIGNAL(textChanged(QString)),
1790                 this, SIGNAL(changed()));
1791         connect(printerNameED, SIGNAL(textChanged(QString)),
1792                 this, SIGNAL(changed()));
1793         connect(printerPageRangeED, SIGNAL(textChanged(QString)),
1794                 this, SIGNAL(changed()));
1795         connect(printerCopiesED, SIGNAL(textChanged(QString)),
1796                 this, SIGNAL(changed()));
1797         connect(printerReverseED, SIGNAL(textChanged(QString)),
1798                 this, SIGNAL(changed()));
1799         connect(printerToPrinterED, SIGNAL(textChanged(QString)),
1800                 this, SIGNAL(changed()));
1801         connect(printerExtensionED, SIGNAL(textChanged(QString)),
1802                 this, SIGNAL(changed()));
1803         connect(printerSpoolCommandED, SIGNAL(textChanged(QString)),
1804                 this, SIGNAL(changed()));
1805         connect(printerPaperTypeED, SIGNAL(textChanged(QString)),
1806                 this, SIGNAL(changed()));
1807         connect(printerEvenED, SIGNAL(textChanged(QString)),
1808                 this, SIGNAL(changed()));
1809         connect(printerOddED, SIGNAL(textChanged(QString)),
1810                 this, SIGNAL(changed()));
1811         connect(printerCollatedED, SIGNAL(textChanged(QString)),
1812                 this, SIGNAL(changed()));
1813         connect(printerLandscapeED, SIGNAL(textChanged(QString)),
1814                 this, SIGNAL(changed()));
1815         connect(printerToFileED, SIGNAL(textChanged(QString)),
1816                 this, SIGNAL(changed()));
1817         connect(printerExtraED, SIGNAL(textChanged(QString)),
1818                 this, SIGNAL(changed()));
1819         connect(printerSpoolPrefixED, SIGNAL(textChanged(QString)),
1820                 this, SIGNAL(changed()));
1821         connect(printerPaperSizeED, SIGNAL(textChanged(QString)),
1822                 this, SIGNAL(changed()));
1823 }
1824
1825
1826 void PrefPrinter::apply(LyXRC & rc) const
1827 {
1828         rc.print_adapt_output = printerAdaptCB->isChecked();
1829         rc.print_command = fromqstr(printerCommandED->text());
1830         rc.printer = fromqstr(printerNameED->text());
1831
1832         rc.print_pagerange_flag = fromqstr(printerPageRangeED->text());
1833         rc.print_copies_flag = fromqstr(printerCopiesED->text());
1834         rc.print_reverse_flag = fromqstr(printerReverseED->text());
1835         rc.print_to_printer = fromqstr(printerToPrinterED->text());
1836         rc.print_file_extension = fromqstr(printerExtensionED->text());
1837         rc.print_spool_command = fromqstr(printerSpoolCommandED->text());
1838         rc.print_paper_flag = fromqstr(printerPaperTypeED->text());
1839         rc.print_evenpage_flag = fromqstr(printerEvenED->text());
1840         rc.print_oddpage_flag = fromqstr(printerOddED->text());
1841         rc.print_collcopies_flag = fromqstr(printerCollatedED->text());
1842         rc.print_landscape_flag = fromqstr(printerLandscapeED->text());
1843         rc.print_to_file = internal_path(fromqstr(printerToFileED->text()));
1844         rc.print_extra_options = fromqstr(printerExtraED->text());
1845         rc.print_spool_printerprefix = fromqstr(printerSpoolPrefixED->text());
1846         rc.print_paper_dimension_flag = fromqstr(printerPaperSizeED->text());
1847 }
1848
1849
1850 void PrefPrinter::update(LyXRC const & rc)
1851 {
1852         printerAdaptCB->setChecked(rc.print_adapt_output);
1853         printerCommandED->setText(toqstr(rc.print_command));
1854         printerNameED->setText(toqstr(rc.printer));
1855
1856         printerPageRangeED->setText(toqstr(rc.print_pagerange_flag));
1857         printerCopiesED->setText(toqstr(rc.print_copies_flag));
1858         printerReverseED->setText(toqstr(rc.print_reverse_flag));
1859         printerToPrinterED->setText(toqstr(rc.print_to_printer));
1860         printerExtensionED->setText(toqstr(rc.print_file_extension));
1861         printerSpoolCommandED->setText(toqstr(rc.print_spool_command));
1862         printerPaperTypeED->setText(toqstr(rc.print_paper_flag));
1863         printerEvenED->setText(toqstr(rc.print_evenpage_flag));
1864         printerOddED->setText(toqstr(rc.print_oddpage_flag));
1865         printerCollatedED->setText(toqstr(rc.print_collcopies_flag));
1866         printerLandscapeED->setText(toqstr(rc.print_landscape_flag));
1867         printerToFileED->setText(toqstr(external_path(rc.print_to_file)));
1868         printerExtraED->setText(toqstr(rc.print_extra_options));
1869         printerSpoolPrefixED->setText(toqstr(rc.print_spool_printerprefix));
1870         printerPaperSizeED->setText(toqstr(rc.print_paper_dimension_flag));
1871 }
1872
1873
1874 /////////////////////////////////////////////////////////////////////
1875 //
1876 // PrefUserInterface
1877 //
1878 /////////////////////////////////////////////////////////////////////
1879
1880 PrefUserInterface::PrefUserInterface(GuiPreferences * form)
1881         : PrefModule(qt_(catLookAndFeel), qt_("User interface"), form)
1882 {
1883         setupUi(this);
1884
1885         connect(autoSaveCB, SIGNAL(toggled(bool)),
1886                 autoSaveSB, SLOT(setEnabled(bool)));
1887         connect(autoSaveCB, SIGNAL(toggled(bool)),
1888                 TextLabel1, SLOT(setEnabled(bool)));
1889         connect(openDocumentsInTabsCB, SIGNAL(clicked()),
1890                 this, SIGNAL(changed()));
1891         connect(uiFilePB, SIGNAL(clicked()),
1892                 this, SLOT(select_ui()));
1893         connect(uiFileED, SIGNAL(textChanged(QString)),
1894                 this, SIGNAL(changed()));
1895         connect(restoreCursorCB, SIGNAL(clicked()),
1896                 this, SIGNAL(changed()));
1897         connect(loadSessionCB, SIGNAL(clicked()),
1898                 this, SIGNAL(changed()));
1899         connect(allowGeometrySessionCB, SIGNAL(clicked()),
1900                 this, SIGNAL(changed()));
1901         connect(autoSaveSB, SIGNAL(valueChanged(int)),
1902                 this, SIGNAL(changed()));
1903         connect(autoSaveCB, SIGNAL(clicked()),
1904                 this, SIGNAL(changed()));
1905         connect(lastfilesSB, SIGNAL(valueChanged(int)),
1906                 this, SIGNAL(changed()));
1907         connect(tooltipCB, SIGNAL(toggled(bool)),
1908                 this, SIGNAL(changed()));
1909         lastfilesSB->setMaximum(maxlastfiles);
1910 }
1911
1912
1913 void PrefUserInterface::apply(LyXRC & rc) const
1914 {
1915         rc.ui_file = internal_path(fromqstr(uiFileED->text()));
1916         rc.use_lastfilepos = restoreCursorCB->isChecked();
1917         rc.load_session = loadSessionCB->isChecked();
1918         rc.allow_geometry_session = allowGeometrySessionCB->isChecked();
1919         rc.autosave = autoSaveSB->value() * 60;
1920         rc.make_backup = autoSaveCB->isChecked();
1921         rc.num_lastfiles = lastfilesSB->value();
1922         rc.use_tooltip = tooltipCB->isChecked();
1923         rc.open_buffers_in_tabs = openDocumentsInTabsCB->isChecked();
1924 }
1925
1926
1927 void PrefUserInterface::update(LyXRC const & rc)
1928 {
1929         uiFileED->setText(toqstr(external_path(rc.ui_file)));
1930         restoreCursorCB->setChecked(rc.use_lastfilepos);
1931         loadSessionCB->setChecked(rc.load_session);
1932         allowGeometrySessionCB->setChecked(rc.allow_geometry_session);
1933         // convert to minutes
1934         int mins(rc.autosave / 60);
1935         if (rc.autosave && !mins)
1936                 mins = 1;
1937         autoSaveSB->setValue(mins);
1938         autoSaveCB->setChecked(rc.make_backup);
1939         lastfilesSB->setValue(rc.num_lastfiles);
1940         tooltipCB->setChecked(rc.use_tooltip);
1941         openDocumentsInTabsCB->setChecked(rc.open_buffers_in_tabs);
1942 }
1943
1944
1945 void PrefUserInterface::select_ui()
1946 {
1947         QString file = form_->browseUI(internalPath(uiFileED->text()));
1948         if (!file.isEmpty())
1949                 uiFileED->setText(file);
1950 }
1951
1952
1953 void PrefUserInterface::on_clearSessionPB_clicked()
1954 {
1955         guiApp->clearSession();
1956 }
1957
1958
1959
1960 /////////////////////////////////////////////////////////////////////
1961 //
1962 // PrefEdit
1963 //
1964 /////////////////////////////////////////////////////////////////////
1965
1966 PrefEdit::PrefEdit(GuiPreferences * form)
1967         : PrefModule(qt_(catEditing), qt_("Control"), form)
1968 {
1969         setupUi(this);
1970
1971         connect(cursorFollowsCB, SIGNAL(clicked()),
1972                 this, SIGNAL(changed()));
1973         connect(sortEnvironmentsCB, SIGNAL(clicked()),
1974                 this, SIGNAL(changed()));
1975         connect(groupEnvironmentsCB, SIGNAL(clicked()),
1976                 this, SIGNAL(changed()));
1977         connect(macroEditStyleCO, SIGNAL(activated(int)),
1978                 this, SIGNAL(changed()));
1979         connect(fullscreenLimitGB, SIGNAL(clicked()),
1980                 this, SIGNAL(changed()));
1981         connect(fullscreenWidthSB, SIGNAL(valueChanged(int)),
1982                 this, SIGNAL(changed()));
1983         connect(toggleTabbarCB, SIGNAL(toggled(bool)),
1984                 this, SIGNAL(changed()));
1985         connect(toggleScrollbarCB, SIGNAL(toggled(bool)),
1986                 this, SIGNAL(changed()));
1987         connect(toggleToolbarsCB, SIGNAL(toggled(bool)),
1988                 this, SIGNAL(changed()));
1989 }
1990
1991
1992 void PrefEdit::apply(LyXRC & rc) const
1993 {
1994         rc.cursor_follows_scrollbar = cursorFollowsCB->isChecked();
1995         rc.sort_layouts = sortEnvironmentsCB->isChecked();
1996         rc.group_layouts = groupEnvironmentsCB->isChecked();
1997         switch (macroEditStyleCO->currentIndex()) {
1998                 case 0: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE_BOX; break;
1999                 case 1: rc.macro_edit_style = LyXRC::MACRO_EDIT_INLINE; break;
2000                 case 2: rc.macro_edit_style = LyXRC::MACRO_EDIT_LIST;   break;
2001         }
2002         rc.full_screen_toolbars = toggleToolbarsCB->isChecked();
2003         rc.full_screen_scrollbar = toggleScrollbarCB->isChecked();
2004         rc.full_screen_tabbar = toggleTabbarCB->isChecked();
2005         rc.full_screen_width = fullscreenWidthSB->value();
2006         rc.full_screen_limit = fullscreenLimitGB->isChecked();
2007 }
2008
2009
2010 void PrefEdit::update(LyXRC const & rc)
2011 {
2012         cursorFollowsCB->setChecked(rc.cursor_follows_scrollbar);
2013         sortEnvironmentsCB->setChecked(rc.sort_layouts);
2014         groupEnvironmentsCB->setChecked(rc.group_layouts);
2015         macroEditStyleCO->setCurrentIndex(rc.macro_edit_style);
2016         toggleScrollbarCB->setChecked(rc.full_screen_scrollbar);
2017         toggleToolbarsCB->setChecked(rc.full_screen_toolbars);
2018         toggleTabbarCB->setChecked(rc.full_screen_tabbar);
2019         fullscreenWidthSB->setValue(rc.full_screen_width);
2020         fullscreenLimitGB->setChecked(rc.full_screen_limit);
2021 }
2022
2023
2024 /////////////////////////////////////////////////////////////////////
2025 //
2026 // PrefShortcuts
2027 //
2028 /////////////////////////////////////////////////////////////////////
2029
2030
2031 GuiShortcutDialog::GuiShortcutDialog(QWidget * parent) : QDialog(parent)
2032 {
2033         Ui::shortcutUi::setupUi(this);
2034         QDialog::setModal(true);
2035 }
2036
2037
2038 PrefShortcuts::PrefShortcuts(GuiPreferences * form)
2039         : PrefModule(qt_(catEditing), qt_("Shortcuts"), form)
2040 {
2041         setupUi(this);
2042
2043         shortcutsTW->setColumnCount(2);
2044         shortcutsTW->headerItem()->setText(0, qt_("Function"));
2045         shortcutsTW->headerItem()->setText(1, qt_("Shortcut"));
2046         shortcutsTW->setSortingEnabled(true);
2047         // Multi-selection can be annoying.
2048         // shortcutsTW->setSelectionMode(QAbstractItemView::MultiSelection);
2049
2050         connect(bindFilePB, SIGNAL(clicked()),
2051                 this, SLOT(select_bind()));
2052         connect(bindFileED, SIGNAL(textChanged(QString)),
2053                 this, SIGNAL(changed()));
2054         connect(removePB, SIGNAL(clicked()),
2055                 this, SIGNAL(changed()));
2056
2057         shortcut_ = new GuiShortcutDialog(this);
2058         shortcut_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
2059         shortcut_bc_.setOK(shortcut_->okPB);
2060         shortcut_bc_.setCancel(shortcut_->cancelPB);
2061
2062         connect(shortcut_->okPB, SIGNAL(clicked()),
2063                 shortcut_, SLOT(accept()));
2064         connect(shortcut_->okPB, SIGNAL(clicked()),
2065                 this, SIGNAL(changed()));
2066         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2067                 shortcut_, SLOT(reject()));
2068         connect(shortcut_->clearPB, SIGNAL(clicked()),
2069                 this, SLOT(shortcut_clearPB_pressed()));
2070         connect(shortcut_->removePB, SIGNAL(clicked()),
2071                 this, SLOT(shortcut_removePB_pressed()));
2072         connect(shortcut_->okPB, SIGNAL(clicked()),
2073                 this, SLOT(shortcut_okPB_pressed()));
2074         connect(shortcut_->cancelPB, SIGNAL(clicked()),
2075                 this, SLOT(shortcut_cancelPB_pressed()));
2076 }
2077
2078
2079 void PrefShortcuts::apply(LyXRC & rc) const
2080 {
2081         rc.bind_file = internal_path(fromqstr(bindFileED->text()));
2082         // write user_bind and user_unbind to .lyx/bind/user.bind
2083         FileName bind_dir(addPath(package().user_support().absFilename(), "bind"));
2084         if (!bind_dir.exists() && !bind_dir.createDirectory(0777)) {
2085                 lyxerr << "LyX could not create the user bind directory '"
2086                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2087                 return;
2088         }
2089         if (!bind_dir.isDirWritable()) {
2090                 lyxerr << "LyX could not write to the user bind directory '"
2091                        << bind_dir << "'. All user-defined key bindings will be lost." << endl;
2092                 return;
2093         }
2094         FileName user_bind_file(bind_dir.absFilename() + "/user.bind");
2095         user_unbind_.write(user_bind_file.toFilesystemEncoding(), false, true);
2096         user_bind_.write(user_bind_file.toFilesystemEncoding(), true, false);
2097         // immediately apply the keybindings. Why this is not done before?
2098         // The good thing is that the menus are updated automatically.
2099         theTopLevelKeymap().clear();
2100         theTopLevelKeymap().read("site");
2101         theTopLevelKeymap().read(rc.bind_file);
2102         theTopLevelKeymap().read("user");
2103 }
2104
2105
2106 void PrefShortcuts::update(LyXRC const & rc)
2107 {
2108         bindFileED->setText(toqstr(external_path(rc.bind_file)));
2109         //
2110         system_bind_.clear();
2111         user_bind_.clear();
2112         user_unbind_.clear();
2113         system_bind_.read("site");
2114         system_bind_.read(rc.bind_file);
2115         // \unbind in user.bind is added to user_unbind_
2116         user_bind_.read("user", &user_unbind_);
2117         updateShortcutsTW();
2118 }
2119
2120
2121 void PrefShortcuts::updateShortcutsTW()
2122 {
2123         shortcutsTW->clear();
2124
2125         editItem_ = new QTreeWidgetItem(shortcutsTW);
2126         editItem_->setText(0, qt_("Cursor, Mouse and Editing functions"));
2127         editItem_->setFlags(editItem_->flags() & ~Qt::ItemIsSelectable);
2128
2129         mathItem_ = new QTreeWidgetItem(shortcutsTW);
2130         mathItem_->setText(0, qt_("Mathematical Symbols"));
2131         mathItem_->setFlags(mathItem_->flags() & ~Qt::ItemIsSelectable);
2132
2133         bufferItem_ = new QTreeWidgetItem(shortcutsTW);
2134         bufferItem_->setText(0, qt_("Document and Window"));
2135         bufferItem_->setFlags(bufferItem_->flags() & ~Qt::ItemIsSelectable);
2136
2137         layoutItem_ = new QTreeWidgetItem(shortcutsTW);
2138         layoutItem_->setText(0, qt_("Font, Layouts and Textclasses"));
2139         layoutItem_->setFlags(layoutItem_->flags() & ~Qt::ItemIsSelectable);
2140
2141         systemItem_ = new QTreeWidgetItem(shortcutsTW);
2142         systemItem_->setText(0, qt_("System and Miscellaneous"));
2143         systemItem_->setFlags(systemItem_->flags() & ~Qt::ItemIsSelectable);
2144
2145         // listBindings(unbound=true) lists all bound and unbound lfuns
2146         // Items in this list is tagged by its source.
2147         KeyMap::BindingList bindinglist = system_bind_.listBindings(true,
2148                 KeyMap::System);
2149         KeyMap::BindingList user_bindinglist = user_bind_.listBindings(false,
2150                 KeyMap::UserBind);
2151         KeyMap::BindingList user_unbindinglist = user_unbind_.listBindings(false,
2152                 KeyMap::UserUnbind);
2153         bindinglist.insert(bindinglist.end(), user_bindinglist.begin(),
2154                         user_bindinglist.end());
2155         bindinglist.insert(bindinglist.end(), user_unbindinglist.begin(),
2156                         user_unbindinglist.end());
2157
2158         KeyMap::BindingList::const_iterator it = bindinglist.begin();
2159         KeyMap::BindingList::const_iterator it_end = bindinglist.end();
2160         for (; it != it_end; ++it)
2161                 insertShortcutItem(it->request, it->sequence, KeyMap::ItemType(it->tag));
2162
2163         shortcutsTW->sortItems(0, Qt::AscendingOrder);
2164         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2165         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2166         modifyPB->setEnabled(!items.isEmpty());
2167
2168         shortcutsTW->resizeColumnToContents(0);
2169 }
2170
2171
2172 void PrefShortcuts::setItemType(QTreeWidgetItem * item, KeyMap::ItemType tag)
2173 {
2174         item->setData(0, Qt::UserRole, QVariant(tag));
2175         QFont font;
2176
2177         switch (tag) {
2178         case KeyMap::System:
2179                 break;
2180         case KeyMap::UserBind:
2181                 font.setBold(true);
2182                 break;
2183         case KeyMap::UserUnbind:
2184                 font.setStrikeOut(true);
2185                 break;
2186         // this item is not displayed now.
2187         case KeyMap::UserExtraUnbind:
2188                 font.setStrikeOut(true);
2189                 break;
2190         }
2191
2192         item->setFont(1, font);
2193 }
2194
2195
2196 QTreeWidgetItem * PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
2197                 KeySequence const & seq, KeyMap::ItemType tag)
2198 {
2199         FuncCode action = lfun.action;
2200         string const action_name = lyxaction.getActionName(action);
2201         QString const lfun_name = toqstr(from_utf8(action_name)
2202                         + ' ' + lfun.argument());
2203         QString const shortcut = toqstr(seq.print(KeySequence::ForGui));
2204         KeyMap::ItemType item_tag = tag;
2205
2206         QTreeWidgetItem * newItem = 0;
2207         // for unbind items, try to find an existing item in the system bind list
2208         if (tag == KeyMap::UserUnbind) {
2209                 QList<QTreeWidgetItem*> const items = shortcutsTW->findItems(lfun_name,
2210                         Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 0);
2211                 for (int i = 0; i < items.size(); ++i) {
2212                         if (items[i]->text(1) == shortcut)
2213                                 newItem = items[i];
2214                                 break;
2215                         }
2216                 // if not found, this unbind item is KeyMap::UserExtraUnbind
2217                 // Such an item is not displayed to avoid confusion (what is
2218                 // unmatched removed?).
2219                 if (!newItem) {
2220                         item_tag = KeyMap::UserExtraUnbind;
2221                         return 0;
2222                 }
2223         }
2224         if (!newItem) {
2225                 switch(lyxaction.getActionType(action)) {
2226                 case LyXAction::Hidden:
2227                         return 0;
2228                 case LyXAction::Edit:
2229                         newItem = new QTreeWidgetItem(editItem_);
2230                         break;
2231                 case LyXAction::Math:
2232                         newItem = new QTreeWidgetItem(mathItem_);
2233                         break;
2234                 case LyXAction::Buffer:
2235                         newItem = new QTreeWidgetItem(bufferItem_);
2236                         break;
2237                 case LyXAction::Layout:
2238                         newItem = new QTreeWidgetItem(layoutItem_);
2239                         break;
2240                 case LyXAction::System:
2241                         newItem = new QTreeWidgetItem(systemItem_);
2242                         break;
2243                 default:
2244                         // this should not happen
2245                         newItem = new QTreeWidgetItem(shortcutsTW);
2246                 }
2247         }
2248
2249         newItem->setText(0, lfun_name);
2250         newItem->setText(1, shortcut);
2251         // record BindFile representation to recover KeySequence when needed.
2252         newItem->setData(1, Qt::UserRole, toqstr(seq.print(KeySequence::BindFile)));
2253         setItemType(newItem, item_tag);
2254         return newItem;
2255 }
2256
2257
2258 void PrefShortcuts::on_shortcutsTW_itemSelectionChanged()
2259 {
2260         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2261         removePB->setEnabled(!items.isEmpty() && !items[0]->text(1).isEmpty());
2262         modifyPB->setEnabled(!items.isEmpty());
2263         if (items.isEmpty())
2264                 return;
2265
2266         KeyMap::ItemType tag =
2267                 static_cast<KeyMap::ItemType>(items[0]->data(0, Qt::UserRole).toInt());
2268         if (tag == KeyMap::UserUnbind)
2269                 removePB->setText(qt_("Res&tore"));
2270         else
2271                 removePB->setText(qt_("Remo&ve"));
2272 }
2273
2274
2275 void PrefShortcuts::on_shortcutsTW_itemDoubleClicked()
2276 {
2277         modifyShortcut();
2278 }
2279
2280
2281 void PrefShortcuts::modifyShortcut()
2282 {
2283         QTreeWidgetItem * item = shortcutsTW->currentItem();
2284         if (item->flags() & Qt::ItemIsSelectable) {
2285                 shortcut_->lfunLE->setText(item->text(0));
2286                 save_lfun_ = item->text(0);
2287                 shortcut_->shortcutWG->setText(item->text(1));
2288                 KeySequence seq;
2289                 seq.parse(fromqstr(item->data(1, Qt::UserRole).toString()));
2290                 shortcut_->shortcutWG->setKeySequence(seq);
2291                 shortcut_->shortcutWG->setFocus();
2292                 shortcut_->exec();
2293         }
2294 }
2295
2296
2297 void PrefShortcuts::removeShortcut()
2298 {
2299         // it seems that only one item can be selected, but I am
2300         // removing all selected items anyway.
2301         QList<QTreeWidgetItem*> items = shortcutsTW->selectedItems();
2302         for (int i = 0; i < items.size(); ++i) {
2303                 string shortcut = fromqstr(items[i]->data(1, Qt::UserRole).toString());
2304                 string lfun = fromqstr(items[i]->text(0));
2305                 FuncRequest func = lyxaction.lookupFunc(lfun);
2306                 KeyMap::ItemType tag =
2307                         static_cast<KeyMap::ItemType>(items[i]->data(0, Qt::UserRole).toInt());
2308
2309                 switch (tag) {
2310                 case KeyMap::System: {
2311                         // for system bind, we do not touch the item
2312                         // but add an user unbind item
2313                         user_unbind_.bind(shortcut, func);
2314                         setItemType(items[i], KeyMap::UserUnbind);
2315                         removePB->setText(qt_("Res&tore"));
2316                         break;
2317                 }
2318                 case KeyMap::UserBind: {
2319                         // for user_bind, we remove this bind
2320                         QTreeWidgetItem * parent = items[i]->parent();
2321                         int itemIdx = parent->indexOfChild(items[i]);
2322                         parent->takeChild(itemIdx);
2323                         if (itemIdx > 0)
2324                                 shortcutsTW->scrollToItem(parent->child(itemIdx - 1));
2325                         else
2326                                 shortcutsTW->scrollToItem(parent);
2327                         user_bind_.unbind(shortcut, func);
2328                         break;
2329                 }
2330                 case KeyMap::UserUnbind: {
2331                         // for user_unbind, we remove the unbind, and the item
2332                         // become KeyMap::System again.
2333                         user_unbind_.unbind(shortcut, func);
2334                         setItemType(items[i], KeyMap::System);
2335                         removePB->setText(qt_("Remo&ve"));
2336                         break;
2337                 }
2338                 case KeyMap::UserExtraUnbind: {
2339                         // for user unbind that is not in system bind file,
2340                         // remove this unbind file
2341                         QTreeWidgetItem * parent = items[i]->parent();
2342                         parent->takeChild(parent->indexOfChild(items[i]));
2343                         user_unbind_.unbind(shortcut, func);
2344                 }
2345                 }
2346         }
2347 }
2348
2349
2350 void PrefShortcuts::select_bind()
2351 {
2352         QString file = form_->browsebind(internalPath(bindFileED->text()));
2353         if (!file.isEmpty()) {
2354                 bindFileED->setText(file);
2355                 system_bind_ = KeyMap();
2356                 system_bind_.read(fromqstr(file));
2357                 updateShortcutsTW();
2358         }
2359 }
2360
2361
2362 void PrefShortcuts::on_modifyPB_pressed()
2363 {
2364         modifyShortcut();
2365 }
2366
2367
2368 void PrefShortcuts::on_newPB_pressed()
2369 {
2370         shortcut_->lfunLE->clear();
2371         shortcut_->shortcutWG->reset();
2372         save_lfun_ = QString();
2373         shortcut_->exec();
2374 }
2375
2376
2377 void PrefShortcuts::on_removePB_pressed()
2378 {
2379         removeShortcut();
2380 }
2381
2382
2383 void PrefShortcuts::on_searchLE_textEdited()
2384 {
2385         if (searchLE->text().isEmpty()) {
2386                 // show all hidden items
2387                 QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Hidden);
2388                 while (*it)
2389                         shortcutsTW->setItemHidden(*it++, false);
2390                 return;
2391         }
2392         // search both columns
2393         QList<QTreeWidgetItem *> matched = shortcutsTW->findItems(searchLE->text(),
2394                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 0);
2395         matched += shortcutsTW->findItems(searchLE->text(),
2396                 Qt::MatchFlags(Qt::MatchContains | Qt::MatchRecursive), 1);
2397
2398         // hide everyone (to avoid searching in matched QList repeatedly
2399         QTreeWidgetItemIterator it(shortcutsTW, QTreeWidgetItemIterator::Selectable);
2400         while (*it)
2401                 shortcutsTW->setItemHidden(*it++, true);
2402         // show matched items
2403         for (int i = 0; i < matched.size(); ++i) {
2404                 shortcutsTW->setItemHidden(matched[i], false);
2405         shortcutsTW->setItemExpanded(matched[i]->parent(), true);
2406         }
2407 }
2408
2409
2410 docstring makeCmdString(FuncRequest const & f)
2411 {
2412         docstring actionStr = from_ascii(lyxaction.getActionName(f.action));
2413         if (!f.argument().empty())
2414                 actionStr += " " + f.argument();
2415         return actionStr;
2416 }
2417
2418
2419 void PrefShortcuts::shortcut_okPB_pressed()
2420 {
2421         QString const new_lfun = shortcut_->lfunLE->text();
2422         FuncRequest func = lyxaction.lookupFunc(fromqstr(new_lfun));
2423
2424         if (func.action == LFUN_UNKNOWN_ACTION) {
2425                 Alert::error(_("Failed to create shortcut"),
2426                         _("Unknown or invalid LyX function"));
2427                 return;
2428         }
2429
2430         KeySequence k = shortcut_->shortcutWG->getKeySequence();
2431         if (k.length() == 0) {
2432                 Alert::error(_("Failed to create shortcut"),
2433                         _("Invalid or empty key sequence"));
2434                 return;
2435         }
2436
2437         // check to see if there's been any change
2438         FuncRequest oldBinding = system_bind_.getBinding(k);
2439         if (oldBinding.action == LFUN_UNKNOWN_ACTION)
2440                 oldBinding = user_bind_.getBinding(k);
2441         if (oldBinding == func) {
2442                 docstring const actionStr = makeCmdString(func);
2443                 Alert::error(_("Failed to create shortcut"),
2444                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s"),
2445                         k.print(KeySequence::ForGui), actionStr));
2446                 return;
2447         }
2448
2449         // make sure this key isn't already bound---and, if so, not unbound
2450         FuncCode const unbind = user_unbind_.getBinding(k).action;
2451         if (oldBinding.action != LFUN_UNKNOWN_ACTION && unbind == LFUN_UNKNOWN_ACTION)
2452         {
2453                 // FIXME Perhaps we should offer to over-write the old shortcut?
2454                 // If so, we'll need to remove it from our list, etc.
2455                 docstring const actionStr = makeCmdString(oldBinding);
2456                 Alert::error(_("Failed to create shortcut"),
2457                         bformat(_("Shortcut `%1$s' is already bound to:\n%2$s\n"
2458                           "You need to remove that binding before creating a new one."),
2459                         k.print(KeySequence::ForGui), actionStr));
2460                 return;
2461         }
2462
2463         if (!save_lfun_.isEmpty() && new_lfun == save_lfun_)
2464                 // real modification of the lfun's shortcut,
2465                 // so remove the previous one
2466                 removeShortcut();
2467
2468         QTreeWidgetItem * item = insertShortcutItem(func, k, KeyMap::UserBind);
2469         if (item) {
2470                 user_bind_.bind(&k, func);
2471                 shortcutsTW->sortItems(0, Qt::AscendingOrder);
2472                 shortcutsTW->setItemExpanded(item->parent(), true);
2473                 shortcutsTW->scrollToItem(item);
2474         } else {
2475                 Alert::error(_("Failed to create shortcut"),
2476                         _("Can not insert shortcut to the list"));
2477                 return;
2478         }
2479 }
2480
2481
2482 void PrefShortcuts::shortcut_cancelPB_pressed()
2483 {
2484         shortcut_->shortcutWG->reset();
2485 }
2486
2487
2488 void PrefShortcuts::shortcut_clearPB_pressed()
2489 {
2490         shortcut_->shortcutWG->reset();
2491 }
2492
2493
2494 void PrefShortcuts::shortcut_removePB_pressed()
2495 {
2496         shortcut_->shortcutWG->removeFromSequence();
2497 }
2498
2499
2500 /////////////////////////////////////////////////////////////////////
2501 //
2502 // PrefIdentity
2503 //
2504 /////////////////////////////////////////////////////////////////////
2505
2506 PrefIdentity::PrefIdentity(GuiPreferences * form)
2507         : PrefModule(QString(), qt_("Identity"), form)
2508 {
2509         setupUi(this);
2510
2511         connect(nameED, SIGNAL(textChanged(QString)),
2512                 this, SIGNAL(changed()));
2513         connect(emailED, SIGNAL(textChanged(QString)),
2514                 this, SIGNAL(changed()));
2515 }
2516
2517
2518 void PrefIdentity::apply(LyXRC & rc) const
2519 {
2520         rc.user_name = fromqstr(nameED->text());
2521         rc.user_email = fromqstr(emailED->text());
2522 }
2523
2524
2525 void PrefIdentity::update(LyXRC const & rc)
2526 {
2527         nameED->setText(toqstr(rc.user_name));
2528         emailED->setText(toqstr(rc.user_email));
2529 }
2530
2531
2532
2533 /////////////////////////////////////////////////////////////////////
2534 //
2535 // GuiPreferences
2536 //
2537 /////////////////////////////////////////////////////////////////////
2538
2539 GuiPreferences::GuiPreferences(GuiView & lv)
2540         : GuiDialog(lv, "prefs", qt_("Preferences")), update_screen_font_(false)
2541 {
2542         setupUi(this);
2543
2544         QDialog::setModal(false);
2545
2546         connect(savePB, SIGNAL(clicked()), this, SLOT(slotOK()));
2547         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
2548         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
2549         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
2550
2551         addModule(new PrefUserInterface(this));
2552         addModule(new PrefEdit(this));
2553         addModule(new PrefShortcuts(this));
2554         addModule(new PrefScreenFonts(this));
2555         addModule(new PrefColors(this));
2556         addModule(new PrefDisplay(this));
2557         addModule(new PrefInput(this));
2558         addModule(new PrefCompletion(this));
2559
2560         addModule(new PrefPaths(this));
2561
2562         addModule(new PrefIdentity(this));
2563
2564         addModule(new PrefLanguage(this));
2565         addModule(new PrefSpellchecker(this));
2566
2567         addModule(new PrefPrinter(this));
2568         PrefDate * dateFormat = new PrefDate(this);
2569         addModule(dateFormat);
2570         addModule(new PrefPlaintext(this));
2571         addModule(new PrefLatex(this));
2572
2573         PrefConverters * converters = new PrefConverters(this);
2574         PrefFileformats * formats = new PrefFileformats(this);
2575         connect(formats, SIGNAL(formatsChanged()),
2576                         converters, SLOT(updateGui()));
2577         addModule(converters);
2578         addModule(formats);
2579
2580         prefsPS->setCurrentPanel(qt_("User interface"));
2581 // FIXME: hack to work around resizing bug in Qt >= 4.2
2582 // bug verified with Qt 4.2.{0-3} (JSpitzm)
2583 #if QT_VERSION >= 0x040200
2584         prefsPS->updateGeometry();
2585 #endif
2586
2587         bc().setPolicy(ButtonPolicy::PreferencesPolicy);
2588         bc().setOK(savePB);
2589         bc().setApply(applyPB);
2590         bc().setCancel(closePB);
2591         bc().setRestore(restorePB);
2592
2593         // initialize the strftime validator
2594         bc().addCheckedLineEdit(dateFormat->DateED);
2595 }
2596
2597
2598 void GuiPreferences::addModule(PrefModule * module)
2599 {
2600         LASSERT(module, return);
2601         if (module->category().isEmpty())
2602                 prefsPS->addPanel(module, module->title());
2603         else
2604                 prefsPS->addPanel(module, module->title(), module->category());
2605         connect(module, SIGNAL(changed()), this, SLOT(change_adaptor()));
2606         modules_.push_back(module);
2607 }
2608
2609
2610 void GuiPreferences::change_adaptor()
2611 {
2612         changed();
2613 }
2614
2615
2616 void GuiPreferences::apply(LyXRC & rc) const
2617 {
2618         size_t end = modules_.size();
2619         for (size_t i = 0; i != end; ++i)
2620                 modules_[i]->apply(rc);
2621 }
2622
2623
2624 void GuiPreferences::updateRc(LyXRC const & rc)
2625 {
2626         size_t const end = modules_.size();
2627         for (size_t i = 0; i != end; ++i)
2628                 modules_[i]->update(rc);
2629 }
2630
2631
2632 void GuiPreferences::applyView()
2633 {
2634         apply(rc());
2635 }
2636
2637 bool GuiPreferences::initialiseParams(string const &)
2638 {
2639         rc_ = lyxrc;
2640         formats_ = lyx::formats;
2641         converters_ = theConverters();
2642         converters_.update(formats_);
2643         movers_ = theMovers();
2644         colors_.clear();
2645         update_screen_font_ = false;
2646
2647         updateRc(rc_);
2648         // Make sure that the bc is in the INITIAL state
2649         if (bc().policy().buttonStatus(ButtonPolicy::RESTORE))
2650                 bc().restore();
2651
2652         return true;
2653 }
2654
2655
2656 void GuiPreferences::dispatchParams()
2657 {
2658         ostringstream ss;
2659         rc_.write(ss, true);
2660         dispatch(FuncRequest(LFUN_LYXRC_APPLY, ss.str()));
2661         // FIXME: these need lfuns
2662         // FIXME UNICODE
2663         theBufferList().setCurrentAuthor(from_utf8(rc_.user_name), from_utf8(rc_.user_email));
2664
2665         lyx::formats = formats_;
2666
2667         theConverters() = converters_;
2668         theConverters().update(lyx::formats);
2669         theConverters().buildGraph();
2670
2671         theMovers() = movers_;
2672
2673         vector<string>::const_iterator it = colors_.begin();
2674         vector<string>::const_iterator const end = colors_.end();
2675         for (; it != end; ++it)
2676                 dispatch(FuncRequest(LFUN_SET_COLOR, *it));
2677         colors_.clear();
2678
2679         if (update_screen_font_) {
2680                 dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
2681                 update_screen_font_ = false;
2682         }
2683
2684         // The Save button has been pressed
2685         if (isClosing())
2686                 dispatch(FuncRequest(LFUN_PREFERENCES_SAVE));
2687 }
2688
2689
2690 void GuiPreferences::setColor(ColorCode col, QString const & hex)
2691 {
2692         colors_.push_back(lcolor.getLyXName(col) + ' ' + fromqstr(hex));
2693 }
2694
2695
2696 void GuiPreferences::updateScreenFonts()
2697 {
2698         update_screen_font_ = true;
2699 }
2700
2701
2702 QString GuiPreferences::browsebind(QString const & file) const
2703 {
2704         return browseLibFile("bind", file, "bind", qt_("Choose bind file"),
2705                              QStringList(qt_("LyX bind files (*.bind)")));
2706 }
2707
2708
2709 QString GuiPreferences::browseUI(QString const & file) const
2710 {
2711         return browseLibFile("ui", file, "ui", qt_("Choose UI file"),
2712                              QStringList(qt_("LyX UI files (*.ui)")));
2713 }
2714
2715
2716 QString GuiPreferences::browsekbmap(QString const & file) const
2717 {
2718         return browseLibFile("kbd", file, "kmap", qt_("Choose keyboard map"),
2719                              QStringList(qt_("LyX keyboard maps (*.kmap)")));
2720 }
2721
2722
2723 QString GuiPreferences::browsedict(QString const & file) const
2724 {
2725         return browseFile(file, qt_("Choose personal dictionary"),
2726                 QStringList(qt_("*.pws")));
2727 }
2728
2729
2730 QString GuiPreferences::browse(QString const & file,
2731         QString const & title) const
2732 {
2733         return browseFile(file, title, QStringList(), true);
2734 }
2735
2736
2737 // We support less paper sizes than the document dialog
2738 // Therefore this adjustment is needed.
2739 PAPER_SIZE GuiPreferences::toPaperSize(int i) const
2740 {
2741         switch (i) {
2742         case 0:
2743                 return PAPER_DEFAULT;
2744         case 1:
2745                 return PAPER_USLETTER;
2746         case 2:
2747                 return PAPER_USLEGAL;
2748         case 3:
2749                 return PAPER_USEXECUTIVE;
2750         case 4:
2751                 return PAPER_A3;
2752         case 5:
2753                 return PAPER_A4;
2754         case 6:
2755                 return PAPER_A5;
2756         case 7:
2757                 return PAPER_B5;
2758         default:
2759                 // should not happen
2760                 return PAPER_DEFAULT;
2761         }
2762 }
2763
2764
2765 int GuiPreferences::fromPaperSize(PAPER_SIZE papersize) const
2766 {
2767         switch (papersize) {
2768         case PAPER_DEFAULT:
2769                 return 0;
2770         case PAPER_USLETTER:
2771                 return 1;
2772         case PAPER_USLEGAL:
2773                 return 2;
2774         case PAPER_USEXECUTIVE:
2775                 return 3;
2776         case PAPER_A3:
2777                 return 4;
2778         case PAPER_A4:
2779                 return 5;
2780         case PAPER_A5:
2781                 return 6;
2782         case PAPER_B5:
2783                 return 7;
2784         default:
2785                 // should not happen
2786                 return 0;
2787         }
2788 }
2789
2790
2791 Dialog * createGuiPreferences(GuiView & lv) { return new GuiPreferences(lv); }
2792
2793
2794 } // namespace frontend
2795 } // namespace lyx
2796
2797 #include "moc_GuiPrefs.cpp"