src/GUI/QtLauncher.cxx

   1 // QtLauncher.cxx - GUI launcher dialog using Qt5
   2 //
   3 // Written by James Turner, started December 2014.
   4 //
   5 // Copyright (C) 2014 James Turner <zakalawe@mac.com>
   6 //
   7 // This program is free software; you can redistribute it and/or
   8 // modify it under the terms of the GNU General Public License as
   9 // published by the Free Software Foundation; either version 2 of the
  10 // License, or (at your option) any later version.
  11 //
  12 // This program is distributed in the hope that it will be useful, but
  13 // WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 // General Public License for more details.
  16 //
  17 // You should have received a copy of the GNU General Public License
  18 // along with this program; if not, write to the Free Software
  19 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20
  21 #include "QtLauncher.hxx"
  22 #include "QtLauncher_private.hxx"
  23
  24 #include <locale.h>
  25
  26 // Qt
  27 #include <QProgressDialog>
  28 #include <QCoreApplication>
  29 #include <QAbstractListModel>
  30 #include <QDir>
  31 #include <QFileInfo>
  32 #include <QPixmap>
  33 #include <QTimer>
  34 #include <QDebug>
  35 #include <QCompleter>
  36 #include <QListView>
  37 #include <QSettings>
  38 #include <QSortFilterProxyModel>
  39 #include <QMenu>
  40 #include <QDesktopServices>
  41 #include <QUrl>
  42 #include <QAction>
  43 #include <QFileDialog>
  44 #include <QMessageBox>
  45 #include <QDateTime>
  46 #include <QApplication>
  47 #include <QSpinBox>
  48 #include <QDoubleSpinBox>
  49 #include <QProcess>
  50
  51 // Simgear
  52 #include <simgear/timing/timestamp.hxx>
  53 #include <simgear/props/props_io.hxx>
  54 #include <simgear/structure/exception.hxx>
  55 #include <simgear/structure/subsystem_mgr.hxx>
  56 #include <simgear/misc/sg_path.hxx>
  57 #include <simgear/package/Catalog.hxx>
  58 #include <simgear/package/Package.hxx>
  59 #include <simgear/package/Install.hxx>
  60
  61 #include "ui_Launcher.h"
  62 #include "ui_NoOfficialHangar.h"
  63
  64 #include "EditRatingsFilterDialog.hxx"
  65 #include "AircraftItemDelegate.hxx"
  66 #include "AircraftModel.hxx"
  67 #include "PathsDialog.hxx"
  68
  69 #include <Main/globals.hxx>
  70 #include <Navaids/NavDataCache.hxx>
  71 #include <Navaids/navrecord.hxx>
  72 #include <Navaids/SHPParser.hxx>
  73
  74 #include <Main/options.hxx>
  75 #include <Main/fg_init.hxx>
  76 #include <Viewer/WindowBuilder.hxx>
  77 #include <Network/HTTPClient.hxx>
  78
  79 using namespace flightgear;
  80 using namespace simgear::pkg;
  81
  82 const int MAX_RECENT_AIRCRAFT = 20;
  83
  84 namespace { // anonymous namespace
  85
  86 void initNavCache()
  87 {
  88     QString baseLabel = QT_TR_NOOP("Initialising navigation data, this may take several minutes");
  89     NavDataCache* cache = NavDataCache::createInstance();
  90     if (cache->isRebuildRequired()) {
  91         QProgressDialog rebuildProgress(baseLabel,
  92                                        QString() /* cancel text */,
  93                                        0, 100, Q_NULLPTR,
  94                                        Qt::Dialog
  95                                            | Qt::CustomizeWindowHint
  96                                            | Qt::WindowTitleHint
  97                                            | Qt::WindowSystemMenuHint
  98                                            | Qt::MSWindowsFixedSizeDialogHint);
  99         rebuildProgress.setWindowModality(Qt::WindowModal);
 100         rebuildProgress.show();
 101
 102         NavDataCache::RebuildPhase phase = cache->rebuild();
 103
 104         while (phase != NavDataCache::REBUILD_DONE) {
 105             // sleep to give the rebuild thread more time
 106             SGTimeStamp::sleepForMSec(50);
 107             phase = cache->rebuild();
 108
 109             switch (phase) {
 110             case NavDataCache::REBUILD_AIRPORTS:
 111                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading airport data"));
 112                 break;
 113
 114             case NavDataCache::REBUILD_FIXES:
 115                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading waypoint data"));
 116                 break;
 117
 118             case NavDataCache::REBUILD_NAVAIDS:
 119                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading navigation data"));
 120                 break;
 121
 122
 123             case NavDataCache::REBUILD_POIS:
 124                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading point-of-interest data"));
 125                 break;
 126
 127             default:
 128                 rebuildProgress.setLabelText(baseLabel);
 129             }
 130
 131             if (phase == NavDataCache::REBUILD_UNKNOWN) {
 132                 rebuildProgress.setValue(0);
 133                 rebuildProgress.setMaximum(0);
 134             } else {
 135                 rebuildProgress.setValue(cache->rebuildPhaseCompletionPercentage());
 136                 rebuildProgress.setMaximum(100);
 137             }
 138
 139             QCoreApplication::processEvents();
 140         }
 141     }
 142 }
 143
 144 class ArgumentsTokenizer
 145 {
 146 public:
 147     class Arg
 148     {
 149     public:
 150         explicit Arg(QString k, QString v = QString()) : arg(k), value(v) {}
 151
 152         QString arg;
 153         QString value;
 154     };
 155
 156     QList<Arg> tokenize(QString in) const
 157     {
 158         int index = 0;
 159         const int len = in.count();
 160         QChar c, nc;
 161         State state = Start;
 162         QString key, value;
 163         QList<Arg> result;
 164
 165         for (; index < len; ++index) {
 166             c = in.at(index);
 167             nc = index < (len - 1) ? in.at(index + 1) : QChar();
 168
 169             switch (state) {
 170             case Start:
 171                 if (c == QChar('-')) {
 172                     if (nc == QChar('-')) {
 173                         state = Key;
 174                         key.clear();
 175                         ++index;
 176                     } else {
 177                         // should we pemit single hyphen arguments?
 178                         // choosing to fail for now
 179                         return QList<Arg>();
 180                     }
 181                 } else if (c == QChar('#')) {
 182                     state = Comment;
 183                     break;
 184                 } else if (c.isSpace()) {
 185                     break;
 186                 }
 187                 break;
 188
 189             case Key:
 190                 if (c == QChar('=')) {
 191                     state = Value;
 192                     value.clear();
 193                 } else if (c.isSpace()) {
 194                     state = Start;
 195                     result.append(Arg(key));
 196                 } else {
 197                     // could check for illegal charatcers here
 198                     key.append(c);
 199                 }
 200                 break;
 201
 202             case Value:
 203                 if (c == QChar('"')) {
 204                     state = Quoted;
 205                 } else if (c.isSpace()) {
 206                     state = Start;
 207                     result.append(Arg(key, value));
 208                 } else {
 209                     value.append(c);
 210                 }
 211                 break;
 212
 213             case Quoted:
 214                 if (c == QChar('\\')) {
 215                     // check for escaped double-quote inside quoted value
 216                     if (nc == QChar('"')) {
 217                         ++index;
 218                     }
 219                 } else if (c == QChar('"')) {
 220                     state = Value;
 221                 } else {
 222                     value.append(c);
 223                 }
 224                 break;
 225
 226             case Comment:
 227                 if ((c == QChar('\n')) || (c == QChar('\r'))) {
 228                     state = Start;
 229                     break;
 230                 } else {
 231                     // nothing to do, eat comment chars
 232                 }
 233                 break;
 234             } // of state switch
 235         } // of character loop
 236
 237         // ensure last argument isn't lost
 238         if (state == Key) {
 239             result.append(Arg(key));
 240         } else if (state == Value) {
 241             result.append(Arg(key, value));
 242         }
 243
 244         return result;
 245     }
 246
 247 private:
 248     enum State {
 249         Start = 0,
 250         Key,
 251         Value,
 252         Quoted,
 253         Comment
 254     };
 255 };
 256
 257 } // of anonymous namespace
 258
 259 class AircraftProxyModel : public QSortFilterProxyModel
 260 {
 261     Q_OBJECT
 262 public:
 263     AircraftProxyModel(QObject* pr) :
 264         QSortFilterProxyModel(pr),
 265         m_ratingsFilter(true),
 266         m_onlyShowInstalled(false)
 267     {
 268         for (int i=0; i<4; ++i) {
 269             m_ratings[i] = 3;
 270         }
 271     }
 272
 273     void setRatings(int* ratings)
 274     {
 275         ::memcpy(m_ratings, ratings, sizeof(int) * 4);
 276         invalidate();
 277     }
 278
 279 public slots:
 280     void setRatingFilterEnabled(bool e)
 281     {
 282         if (e == m_ratingsFilter) {
 283             return;
 284         }
 285
 286         m_ratingsFilter = e;
 287         invalidate();
 288     }
 289
 290     void setInstalledFilterEnabled(bool e)
 291     {
 292         if (e == m_onlyShowInstalled) {
 293             return;
 294         }
 295
 296         m_onlyShowInstalled = e;
 297         invalidate();
 298     }
 299
 300 protected:
 301     bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
 302     {
 303         QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
 304         QVariant v = index.data(AircraftPackageStatusRole);
 305         AircraftItemStatus status = static_cast<AircraftItemStatus>(v.toInt());
 306         if (status == NoOfficialCatalogMessage) {
 307             return true;
 308         }
 309
 310         if (!QSortFilterProxyModel::filterAcceptsRow(sourceRow, sourceParent)) {
 311             return false;
 312         }
 313
 314         if (m_onlyShowInstalled) {
 315             QVariant v = index.data(AircraftPackageStatusRole);
 316             AircraftItemStatus status = static_cast<AircraftItemStatus>(v.toInt());
 317             if (status == PackageNotInstalled) {
 318                 return false;
 319             }
 320         }
 321
 322         if (!m_onlyShowInstalled && m_ratingsFilter) {
 323             for (int i=0; i<4; ++i) {
 324                 if (m_ratings[i] > index.data(AircraftRatingRole + i).toInt()) {
 325                     return false;
 326                 }
 327             }
 328         }
 329
 330         return true;
 331     }
 332
 333 private:
 334     bool m_ratingsFilter;
 335     bool m_onlyShowInstalled;
 336     int m_ratings[4];
 337 };
 338
 339 class NoOfficialHangarMessage : public QWidget
 340 {
 341     Q_OBJECT
 342 public:
 343     NoOfficialHangarMessage() :
 344         m_ui(new Ui::NoOfficialHangarMessage)
 345     {
 346         m_ui->setupUi(this);
 347         // proxy this signal upwards
 348         connect(m_ui->label, &QLabel::linkActivated,
 349                 this, &NoOfficialHangarMessage::linkActivated);
 350     }
 351
 352 Q_SIGNALS:
 353     void linkActivated(QUrl link);
 354
 355 private:
 356     Ui::NoOfficialHangarMessage* m_ui;
 357 };
 358
 359 static void initQtResources()
 360 {
 361     Q_INIT_RESOURCE(resources);
 362 }
 363
 364 namespace flightgear
 365 {
 366
 367 void initApp(int& argc, char** argv)
 368 {
 369     static bool qtInitDone = false;
 370     static int s_argc;
 371
 372     if (!qtInitDone) {
 373         qtInitDone = true;
 374
 375         sglog().setLogLevels( SG_ALL, SG_INFO );
 376         initQtResources(); // can't be called from a namespace
 377
 378         s_argc = argc; // QApplication only stores a reference to argc,
 379         // and may crash if it is freed
 380         // http://doc.qt.io/qt-5/qguiapplication.html#QGuiApplication
 381
 382 #if 0
 383         QSettings::setDefaultFormat(QSettings::IniFormat);
 384         QSettings::setPath(QSettings::IniFormat, QSettings::UserScope,
 385                            QString::fromStdString(globals->get_fg_home()));
 386 #endif
 387         QApplication* app = new QApplication(s_argc, argv);
 388         app->setOrganizationName("FlightGear");
 389         app->setApplicationName("FlightGear");
 390         app->setOrganizationDomain("flightgear.org");
 391
 392         // reset numeric / collation locales as described at:
 393         // http://doc.qt.io/qt-5/qcoreapplication.html#details
 394         ::setlocale(LC_NUMERIC, "C");
 395         ::setlocale(LC_COLLATE, "C");
 396
 397         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 398         if (mods & (Qt::AltModifier | Qt::ShiftModifier)) {
 399             qWarning() << "Alt/shift pressed during launch";
 400             QSettings settings;
 401             settings.setValue("fg-root", "!ask");
 402         }
 403     }
 404 }
 405
 406 void loadNaturalEarthFile(const std::string& aFileName,
 407                           flightgear::PolyLine::Type aType,
 408                           bool areClosed)
 409 {
 410     SGPath path(globals->get_fg_root());
 411     path.append( "Geodata" );
 412     path.append(aFileName);
 413     if (!path.exists())
 414         return; // silently fail for now
 415
 416     flightgear::PolyLineList lines;
 417     flightgear::SHPParser::parsePolyLines(path, aType, lines, areClosed);
 418     flightgear::PolyLine::bulkAddToSpatialIndex(lines);
 419 }
 420
 421 void loadNaturalEarthData()
 422 {
 423     SGTimeStamp st;
 424     st.stamp();
 425
 426     loadNaturalEarthFile("ne_10m_coastline.shp", flightgear::PolyLine::COASTLINE, false);
 427     loadNaturalEarthFile("ne_10m_rivers_lake_centerlines.shp", flightgear::PolyLine::RIVER, false);
 428     loadNaturalEarthFile("ne_10m_lakes.shp", flightgear::PolyLine::LAKE, true);
 429
 430     qDebug() << "load basic data took" << st.elapsedMSec();
 431
 432
 433     st.stamp();
 434     loadNaturalEarthFile("ne_10m_urban_areas.shp", flightgear::PolyLine::URBAN, true);
 435
 436     qDebug() << "loading urban areas took:" << st.elapsedMSec();
 437 }
 438
 439 bool runLauncherDialog()
 440 {
 441     // startup the nav-cache now. This pre-empts normal startup of
 442     // the cache, but no harm done. (Providing scenery paths are consistent)
 443
 444     initNavCache();
 445
 446     QSettings settings;
 447     QString downloadDir = settings.value("download-dir").toString();
 448     if (!downloadDir.isEmpty()) {
 449         flightgear::Options::sharedInstance()->setOption("download-dir", downloadDir.toStdString());
 450     }
 451
 452     fgInitPackageRoot();
 453
 454     // startup the HTTP system now since packages needs it
 455     FGHTTPClient* http = globals->add_new_subsystem<FGHTTPClient>();
 456
 457     // we guard against re-init in the global phase; bind and postinit
 458     // will happen as normal
 459     http->init();
 460
 461     loadNaturalEarthData();
 462
 463     // avoid double Apple menu and other weirdness if both Qt and OSG
 464     // try to initialise various Cocoa structures.
 465     flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 466
 467     QtLauncher dlg;
 468     dlg.show();
 469
 470     int appResult = qApp->exec();
 471     if (appResult < 0) {
 472         return false; // quit
 473     }
 474
 475     // don't set scenery paths twice
 476     globals->clear_fg_scenery();
 477
 478     return true;
 479 }
 480
 481 bool runInAppLauncherDialog()
 482 {
 483     QtLauncher dlg;
 484     dlg.setInAppMode();
 485     dlg.exec();
 486     if (dlg.result() != QDialog::Accepted) {
 487         return false;
 488     }
 489
 490     return true;
 491 }
 492
 493 } // of namespace flightgear
 494
 495 QtLauncher::QtLauncher() :
 496     QDialog(),
 497     m_ui(NULL),
 498     m_subsystemIdleTimer(NULL),
 499     m_inAppMode(false)
 500 {
 501     m_ui.reset(new Ui::Launcher);
 502     m_ui->setupUi(this);
 503
 504 #if QT_VERSION >= 0x050300
 505     // don't require Qt 5.3
 506     m_ui->commandLineArgs->setPlaceholderText("--option=value --prop:/sim/name=value");
 507 #endif
 508
 509 #if QT_VERSION >= 0x050200
 510     m_ui->aircraftFilter->setClearButtonEnabled(true);
 511 #endif
 512
 513     for (int i=0; i<4; ++i) {
 514         m_ratingFilters[i] = 3;
 515     }
 516
 517     m_subsystemIdleTimer = new QTimer(this);
 518     m_subsystemIdleTimer->setInterval(0);
 519     connect(m_subsystemIdleTimer, &QTimer::timeout,
 520             this, &QtLauncher::onSubsytemIdleTimeout);
 521     m_subsystemIdleTimer->start();
 522
 523     // create and configure the proxy model
 524     m_aircraftProxy = new AircraftProxyModel(this);
 525     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 526             m_aircraftProxy, &AircraftProxyModel::setRatingFilterEnabled);
 527     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 528             this, &QtLauncher::maybeRestoreAircraftSelection);
 529
 530     connect(m_ui->onlyShowInstalledCheck, &QAbstractButton::toggled,
 531             m_aircraftProxy, &AircraftProxyModel::setInstalledFilterEnabled);
 532     connect(m_ui->aircraftFilter, &QLineEdit::textChanged,
 533             m_aircraftProxy, &QSortFilterProxyModel::setFilterFixedString);
 534
 535     connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 536     connect(m_ui->quitButton, SIGNAL(clicked()), this, SLOT(onQuit()));
 537
 538     connect(m_ui->aircraftHistory, &QPushButton::clicked,
 539           this, &QtLauncher::onPopupAircraftHistory);
 540
 541     connect(m_ui->location, &LocationWidget::descriptionChanged,
 542             m_ui->locationDescription, &QLabel::setText);
 543
 544     QAction* qa = new QAction(this);
 545     qa->setShortcut(QKeySequence("Ctrl+Q"));
 546     connect(qa, &QAction::triggered, this, &QtLauncher::onQuit);
 547     addAction(qa);
 548
 549     connect(m_ui->editRatingFilter, &QPushButton::clicked,
 550             this, &QtLauncher::onEditRatingsFilter);
 551     connect(m_ui->onlyShowInstalledCheck, &QCheckBox::toggled,
 552             this, &QtLauncher::onShowInstalledAircraftToggled);
 553
 554     QIcon historyIcon(":/history-icon");
 555     m_ui->aircraftHistory->setIcon(historyIcon);
 556
 557     connect(m_ui->timeOfDayCombo, SIGNAL(currentIndexChanged(int)),
 558             this, SLOT(updateSettingsSummary()));
 559     connect(m_ui->seasonCombo, SIGNAL(currentIndexChanged(int)),
 560             this, SLOT(updateSettingsSummary()));
 561     connect(m_ui->fetchRealWxrCheckbox, SIGNAL(toggled(bool)),
 562             this, SLOT(updateSettingsSummary()));
 563     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 564             this, SLOT(updateSettingsSummary()));
 565     connect(m_ui->terrasyncCheck, SIGNAL(toggled(bool)),
 566             this, SLOT(updateSettingsSummary()));
 567     connect(m_ui->startPausedCheck, SIGNAL(toggled(bool)),
 568             this, SLOT(updateSettingsSummary()));
 569     connect(m_ui->msaaCheckbox, SIGNAL(toggled(bool)),
 570             this, SLOT(updateSettingsSummary()));
 571
 572     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 573             this, SLOT(onRembrandtToggled(bool)));
 574     connect(m_ui->terrasyncCheck, &QCheckBox::toggled,
 575             this, &QtLauncher::onToggleTerrasync);
 576     updateSettingsSummary();
 577
 578     m_aircraftModel = new AircraftItemModel(this);
 579     m_aircraftProxy->setSourceModel(m_aircraftModel);
 580
 581     m_aircraftProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
 582     m_aircraftProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
 583     m_aircraftProxy->setSortRole(Qt::DisplayRole);
 584     m_aircraftProxy->setDynamicSortFilter(true);
 585
 586     m_ui->aircraftList->setModel(m_aircraftProxy);
 587     m_ui->aircraftList->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 588     AircraftItemDelegate* delegate = new AircraftItemDelegate(m_ui->aircraftList);
 589     m_ui->aircraftList->setItemDelegate(delegate);
 590     m_ui->aircraftList->setSelectionMode(QAbstractItemView::SingleSelection);
 591     connect(m_ui->aircraftList, &QListView::clicked,
 592             this, &QtLauncher::onAircraftSelected);
 593     connect(delegate, &AircraftItemDelegate::variantChanged,
 594             this, &QtLauncher::onAircraftSelected);
 595     connect(delegate, &AircraftItemDelegate::requestInstall,
 596             this, &QtLauncher::onRequestPackageInstall);
 597     connect(delegate, &AircraftItemDelegate::cancelDownload,
 598             this, &QtLauncher::onCancelDownload);
 599
 600     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallCompleted,
 601             this, &QtLauncher::onAircraftInstalledCompleted);
 602     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallFailed,
 603             this, &QtLauncher::onAircraftInstallFailed);
 604     connect(m_aircraftModel, &AircraftItemModel::scanCompleted,
 605             this, &QtLauncher::updateSelectedAircraft);
 606     connect(m_ui->restoreDefaultsButton, &QPushButton::clicked,
 607             this, &QtLauncher::onRestoreDefaults);
 608
 609
 610     AddOnsPage* addOnsPage = new AddOnsPage(NULL, globals->packageRoot());
 611     connect(addOnsPage, &AddOnsPage::downloadDirChanged,
 612             this, &QtLauncher::onDownloadDirChanged);
 613     connect(addOnsPage, &AddOnsPage::sceneryPathsChanged,
 614             this, &QtLauncher::setSceneryPaths);
 615
 616     m_ui->tabWidget->addTab(addOnsPage, tr("Add-ons"));
 617     // after any kind of reset, try to restore selection and scroll
 618     // to match the m_selectedAircraft. This needs to be delayed
 619     // fractionally otherwise the scrollTo seems to be ignored,
 620     // unfortunately.
 621     connect(m_aircraftProxy, &AircraftProxyModel::modelReset,
 622             this, &QtLauncher::delayedAircraftModelReset);
 623
 624     QSettings settings;
 625     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
 626     m_aircraftModel->setPackageRoot(globals->packageRoot());
 627     m_aircraftModel->scanDirs();
 628
 629     checkOfficialCatalogMessage();
 630     restoreSettings();
 631 }
 632
 633 QtLauncher::~QtLauncher()
 634 {
 635
 636 }
 637
 638 void QtLauncher::setSceneryPaths()
 639 {
 640     globals->clear_fg_scenery();
 641
 642 // mimic what optionss.cxx does, so we can find airport data for parking
 643 // positions
 644     QSettings settings;
 645     // append explicit scenery paths
 646     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 647         globals->append_fg_scenery(path.toStdString());
 648     }
 649
 650     // append the TerraSync path
 651     QString downloadDir = settings.value("download-dir").toString();
 652     if (downloadDir.isEmpty()) {
 653         downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 654     }
 655
 656     SGPath terraSyncDir(downloadDir.toStdString());
 657     terraSyncDir.append("TerraSync");
 658     if (terraSyncDir.exists()) {
 659         globals->append_fg_scenery(terraSyncDir.str());
 660     }
 661
 662 }
 663
 664 void QtLauncher::setInAppMode()
 665 {
 666   m_inAppMode = true;
 667   m_ui->tabWidget->removeTab(2);
 668   m_ui->runButton->setText(tr("Apply"));
 669   m_ui->quitButton->setText(tr("Cancel"));
 670
 671   disconnect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 672   connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onApply()));
 673 }
 674
 675 void QtLauncher::restoreSettings()
 676 {
 677     QSettings settings;
 678     m_ui->rembrandtCheckbox->setChecked(settings.value("enable-rembrandt", false).toBool());
 679     m_ui->terrasyncCheck->setChecked(settings.value("enable-terrasync", true).toBool());
 680     m_ui->fullScreenCheckbox->setChecked(settings.value("start-fullscreen", false).toBool());
 681     m_ui->msaaCheckbox->setChecked(settings.value("enable-msaa", false).toBool());
 682     m_ui->fetchRealWxrCheckbox->setChecked(settings.value("enable-realwx", true).toBool());
 683     m_ui->startPausedCheck->setChecked(settings.value("start-paused", false).toBool());
 684     m_ui->timeOfDayCombo->setCurrentIndex(settings.value("timeofday", 0).toInt());
 685     m_ui->seasonCombo->setCurrentIndex(settings.value("season", 0).toInt());
 686
 687     // full paths to -set.xml files
 688     m_recentAircraft = QUrl::fromStringList(settings.value("recent-aircraft").toStringList());
 689
 690     if (!m_recentAircraft.empty()) {
 691         m_selectedAircraft = m_recentAircraft.front();
 692     } else {
 693         // select the default C172p
 694     }
 695
 696     if (!m_inAppMode) {
 697         setSceneryPaths();
 698     }
 699
 700     m_ui->location->restoreSettings();
 701
 702     // rating filters
 703     m_ui->onlyShowInstalledCheck->setChecked(settings.value("only-show-installed", false).toBool());
 704     if (m_ui->onlyShowInstalledCheck->isChecked()) {
 705         m_ui->ratingsFilterCheck->setEnabled(false);
 706     }
 707
 708     m_ui->ratingsFilterCheck->setChecked(settings.value("ratings-filter", true).toBool());
 709     int index = 0;
 710     Q_FOREACH(QVariant v, settings.value("min-ratings").toList()) {
 711         m_ratingFilters[index++] = v.toInt();
 712     }
 713
 714     m_aircraftProxy->setRatingFilterEnabled(m_ui->ratingsFilterCheck->isChecked());
 715     m_aircraftProxy->setRatings(m_ratingFilters);
 716
 717     updateSelectedAircraft();
 718     maybeRestoreAircraftSelection();
 719
 720     m_ui->commandLineArgs->setPlainText(settings.value("additional-args").toString());
 721 }
 722
 723 void QtLauncher::delayedAircraftModelReset()
 724 {
 725     QTimer::singleShot(1, this, SLOT(maybeRestoreAircraftSelection()));
 726 }
 727
 728 void QtLauncher::maybeRestoreAircraftSelection()
 729 {
 730     QModelIndex aircraftIndex = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 731     QModelIndex proxyIndex = m_aircraftProxy->mapFromSource(aircraftIndex);
 732     if (proxyIndex.isValid()) {
 733         m_ui->aircraftList->selectionModel()->setCurrentIndex(proxyIndex,
 734                                                               QItemSelectionModel::ClearAndSelect);
 735         m_ui->aircraftList->selectionModel()->select(proxyIndex,
 736                                                      QItemSelectionModel::ClearAndSelect);
 737         m_ui->aircraftList->scrollTo(proxyIndex);
 738     }
 739 }
 740
 741 void QtLauncher::saveSettings()
 742 {
 743     QSettings settings;
 744     settings.setValue("enable-rembrandt", m_ui->rembrandtCheckbox->isChecked());
 745     settings.setValue("enable-terrasync", m_ui->terrasyncCheck->isChecked());
 746     settings.setValue("enable-msaa", m_ui->msaaCheckbox->isChecked());
 747     settings.setValue("start-fullscreen", m_ui->fullScreenCheckbox->isChecked());
 748     settings.setValue("enable-realwx", m_ui->fetchRealWxrCheckbox->isChecked());
 749     settings.setValue("start-paused", m_ui->startPausedCheck->isChecked());
 750     settings.setValue("ratings-filter", m_ui->ratingsFilterCheck->isChecked());
 751     settings.setValue("only-show-installed", m_ui->onlyShowInstalledCheck->isChecked());
 752     settings.setValue("recent-aircraft", QUrl::toStringList(m_recentAircraft));
 753
 754     settings.setValue("timeofday", m_ui->timeOfDayCombo->currentIndex());
 755     settings.setValue("season", m_ui->seasonCombo->currentIndex());
 756     settings.setValue("additional-args", m_ui->commandLineArgs->toPlainText());
 757
 758     m_ui->location->saveSettings();
 759 }
 760
 761 void QtLauncher::setEnableDisableOptionFromCheckbox(QCheckBox* cbox, QString name) const
 762 {
 763     flightgear::Options* opt = flightgear::Options::sharedInstance();
 764     std::string stdName(name.toStdString());
 765     if (cbox->isChecked()) {
 766         opt->addOption("enable-" + stdName, "");
 767     } else {
 768         opt->addOption("disable-" + stdName, "");
 769     }
 770 }
 771
 772 void QtLauncher::closeEvent(QCloseEvent *event)
 773 {
 774     qApp->exit(-1);
 775 }
 776
 777 void QtLauncher::reject()
 778 {
 779     qApp->exit(-1);
 780 }
 781
 782 void QtLauncher::onRun()
 783 {
 784     flightgear::Options* opt = flightgear::Options::sharedInstance();
 785     setEnableDisableOptionFromCheckbox(m_ui->terrasyncCheck, "terrasync");
 786     setEnableDisableOptionFromCheckbox(m_ui->fetchRealWxrCheckbox, "real-weather-fetch");
 787     setEnableDisableOptionFromCheckbox(m_ui->rembrandtCheckbox, "rembrandt");
 788     setEnableDisableOptionFromCheckbox(m_ui->fullScreenCheckbox, "fullscreen");
 789 //    setEnableDisableOptionFromCheckbox(m_ui->startPausedCheck, "freeze");
 790
 791     bool startPaused = m_ui->startPausedCheck->isChecked() ||
 792             m_ui->location->shouldStartPaused();
 793     if (startPaused) {
 794         opt->addOption("enable-freeze", "");
 795     }
 796
 797     // MSAA is more complex
 798     if (!m_ui->rembrandtCheckbox->isChecked()) {
 799         if (m_ui->msaaCheckbox->isChecked()) {
 800             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 1);
 801             globals->get_props()->setIntValue("/sim/rendering/multi-samples", 4);
 802         } else {
 803             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 0);
 804         }
 805     }
 806
 807     // aircraft
 808     if (!m_selectedAircraft.isEmpty()) {
 809         if (m_selectedAircraft.isLocalFile()) {
 810             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 811             opt->addOption("aircraft-dir", setFileInfo.dir().absolutePath().toStdString());
 812             QString setFile = setFileInfo.fileName();
 813             Q_ASSERT(setFile.endsWith("-set.xml"));
 814             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 815             opt->addOption("aircraft", setFile.toStdString());
 816         } else if (m_selectedAircraft.scheme() == "package") {
 817             QString qualifiedId = m_selectedAircraft.path();
 818             // no need to set aircraft-dir, handled by the corresponding code
 819             // in fgInitAircraft
 820             opt->addOption("aircraft", qualifiedId.toStdString());
 821         } else {
 822             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 823         }
 824
 825       // manage aircraft history
 826         if (m_recentAircraft.contains(m_selectedAircraft))
 827           m_recentAircraft.removeOne(m_selectedAircraft);
 828         m_recentAircraft.prepend(m_selectedAircraft);
 829         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 830           m_recentAircraft.pop_back();
 831     }
 832
 833     m_ui->location->setLocationOptions();
 834
 835     // time of day
 836     if (m_ui->timeOfDayCombo->currentIndex() != 0) {
 837         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 838         opt->addOption("timeofday", dayval.toStdString());
 839     }
 840
 841     if (m_ui->seasonCombo->currentIndex() != 0) {
 842         QString seasonName = m_ui->seasonCombo->currentText().toLower();
 843         opt->addOption("season", seasonName.toStdString());
 844     }
 845
 846     QSettings settings;
 847     QString downloadDir = settings.value("download-dir").toString();
 848     if (!downloadDir.isEmpty()) {
 849         QDir d(downloadDir);
 850         if (!d.exists()) {
 851             int result = QMessageBox::question(this, tr("Create download folder?"),
 852                                   tr("The selected location for downloads does not exist. Create it?"),
 853                                                QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
 854             if (result == QMessageBox::Cancel) {
 855                 return;
 856             }
 857
 858             if (result == QMessageBox::Yes) {
 859                 d.mkpath(downloadDir);
 860             }
 861         }
 862
 863         opt->addOption("download-dir", downloadDir.toStdString());
 864     }
 865
 866     // scenery paths
 867     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 868         opt->addOption("fg-scenery", path.toStdString());
 869     }
 870
 871     // aircraft paths
 872     Q_FOREACH(QString path, settings.value("aircraft-paths").toStringList()) {
 873         // can't use fg-aircraft for this, as it is processed before the launcher is run
 874         globals->append_aircraft_path(path.toStdString());
 875     }
 876
 877     // additional arguments
 878     ArgumentsTokenizer tk;
 879     Q_FOREACH(ArgumentsTokenizer::Arg a, tk.tokenize(m_ui->commandLineArgs->toPlainText())) {
 880         if (a.arg.startsWith("prop:")) {
 881             QString v = a.arg.mid(5) + "=" + a.value;
 882             opt->addOption("prop", v.toStdString());
 883         } else {
 884             opt->addOption(a.arg.toStdString(), a.value.toStdString());
 885         }
 886     }
 887
 888     if (settings.contains("restore-defaults-on-run")) {
 889         settings.remove("restore-defaults-on-run");
 890         opt->addOption("restore-defaults", "");
 891     }
 892
 893     saveSettings();
 894
 895     qApp->exit(0);
 896 }
 897
 898
 899 void QtLauncher::onApply()
 900 {
 901     accept();
 902
 903     // aircraft
 904     if (!m_selectedAircraft.isEmpty()) {
 905         std::string aircraftPropValue,
 906             aircraftDir;
 907
 908         if (m_selectedAircraft.isLocalFile()) {
 909             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 910             QString setFile = setFileInfo.fileName();
 911             Q_ASSERT(setFile.endsWith("-set.xml"));
 912             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 913             aircraftDir = setFileInfo.dir().absolutePath().toStdString();
 914             aircraftPropValue = setFile.toStdString();
 915         } else if (m_selectedAircraft.scheme() == "package") {
 916             // no need to set aircraft-dir, handled by the corresponding code
 917             // in fgInitAircraft
 918             aircraftPropValue = m_selectedAircraft.path().toStdString();
 919         } else {
 920             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 921         }
 922
 923         // manage aircraft history
 924         if (m_recentAircraft.contains(m_selectedAircraft))
 925             m_recentAircraft.removeOne(m_selectedAircraft);
 926         m_recentAircraft.prepend(m_selectedAircraft);
 927         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 928             m_recentAircraft.pop_back();
 929
 930         globals->get_props()->setStringValue("/sim/aircraft", aircraftPropValue);
 931         globals->get_props()->setStringValue("/sim/aircraft-dir", aircraftDir);
 932     }
 933
 934
 935     saveSettings();
 936 }
 937
 938 void QtLauncher::onQuit()
 939 {
 940     qApp->exit(-1);
 941 }
 942
 943 void QtLauncher::onToggleTerrasync(bool enabled)
 944 {
 945     if (enabled) {
 946         QSettings settings;
 947         QString downloadDir = settings.value("download-dir").toString();
 948         if (downloadDir.isEmpty()) {
 949             downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 950         }
 951
 952         QFileInfo info(downloadDir);
 953         if (!info.exists()) {
 954             QMessageBox msg;
 955             msg.setWindowTitle(tr("Create download folder?"));
 956             msg.setText(tr("The download folder '%1' does not exist, create it now?").arg(downloadDir));
 957             msg.addButton(QMessageBox::Yes);
 958             msg.addButton(QMessageBox::Cancel);
 959             int result = msg.exec();
 960
 961             if (result == QMessageBox::Cancel) {
 962                 m_ui->terrasyncCheck->setChecked(false);
 963                 return;
 964             }
 965
 966             QDir d(downloadDir);
 967             d.mkpath(downloadDir);
 968         }
 969     } // of is enabled
 970 }
 971
 972 void QtLauncher::onAircraftInstalledCompleted(QModelIndex index)
 973 {
 974     maybeUpdateSelectedAircraft(index);
 975 }
 976
 977 void QtLauncher::onRatingsFilterToggled()
 978 {
 979     QModelIndex aircraftIndex = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 980     QModelIndex proxyIndex = m_aircraftProxy->mapFromSource(aircraftIndex);
 981     if (proxyIndex.isValid()) {
 982         m_ui->aircraftList->scrollTo(proxyIndex);
 983     }
 984 }
 985
 986 void QtLauncher::onAircraftInstallFailed(QModelIndex index, QString errorMessage)
 987 {
 988     qWarning() << Q_FUNC_INFO << index.data(AircraftURIRole) << errorMessage;
 989
 990     QMessageBox msg;
 991     msg.setWindowTitle(tr("Aircraft installation failed"));
 992     msg.setText(tr("An error occurred installing the aircraft %1: %2").
 993                 arg(index.data(Qt::DisplayRole).toString()).arg(errorMessage));
 994     msg.addButton(QMessageBox::Ok);
 995     msg.exec();
 996
 997     maybeUpdateSelectedAircraft(index);
 998 }
 999
1000 void QtLauncher::onAircraftSelected(const QModelIndex& index)
1001 {
1002     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
1003     updateSelectedAircraft();
1004 }
1005
1006 void QtLauncher::onRequestPackageInstall(const QModelIndex& index)
1007 {
1008     // also select, otherwise UI is confusing
1009     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
1010     updateSelectedAircraft();
1011
1012     QString pkg = index.data(AircraftPackageIdRole).toString();
1013     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
1014     if (pref->isInstalled()) {
1015         InstallRef install = pref->existingInstall();
1016         if (install && install->hasUpdate()) {
1017             globals->packageRoot()->scheduleToUpdate(install);
1018         }
1019     } else {
1020         pref->install();
1021     }
1022 }
1023
1024 void QtLauncher::onCancelDownload(const QModelIndex& index)
1025 {
1026     QString pkg = index.data(AircraftPackageIdRole).toString();
1027     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
1028     simgear::pkg::InstallRef i = pref->existingInstall();
1029     i->cancelDownload();
1030 }
1031
1032 void QtLauncher::onRestoreDefaults()
1033 {
1034     QMessageBox mbox(this);
1035     mbox.setText(tr("Restore all settings to defaults?"));
1036     mbox.setInformativeText(tr("Restoring settings to their defaults may affect available add-ons such as scenery or aircraft."));
1037     QPushButton* quitButton = mbox.addButton(tr("Restore and restart now"), QMessageBox::YesRole);
1038     mbox.addButton(QMessageBox::Cancel);
1039     mbox.setDefaultButton(QMessageBox::Cancel);
1040     mbox.setIconPixmap(QPixmap(":/app-icon-large"));
1041
1042     mbox.exec();
1043     if (mbox.clickedButton() != quitButton) {
1044         return;
1045     }
1046
1047     {
1048         QSettings settings;
1049         settings.clear();
1050         settings.setValue("restore-defaults-on-run", true);
1051     }
1052
1053     restartTheApp(QStringList());
1054 }
1055
1056 void QtLauncher::maybeUpdateSelectedAircraft(QModelIndex index)
1057 {
1058     QUrl u = index.data(AircraftURIRole).toUrl();
1059     if (u == m_selectedAircraft) {
1060         // potentially enable the run button now!
1061         updateSelectedAircraft();
1062     }
1063 }
1064
1065 void QtLauncher::updateSelectedAircraft()
1066 {
1067     QModelIndex index = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
1068     if (index.isValid()) {
1069         QPixmap pm = index.data(Qt::DecorationRole).value<QPixmap>();
1070         m_ui->thumbnail->setPixmap(pm);
1071         m_ui->aircraftDescription->setText(index.data(Qt::DisplayRole).toString());
1072
1073         int status = index.data(AircraftPackageStatusRole).toInt();
1074         bool canRun = (status == PackageInstalled);
1075         m_ui->runButton->setEnabled(canRun);
1076
1077         LauncherAircraftType aircraftType = Airplane;
1078         if (index.data(AircraftIsHelicopterRole).toBool()) {
1079             aircraftType = Helicopter;
1080         } else if (index.data(AircraftIsSeaplaneRole).toBool()) {
1081             aircraftType = Seaplane;
1082         }
1083
1084         m_ui->location->setAircraftType(aircraftType);
1085     } else {
1086         m_ui->thumbnail->setPixmap(QPixmap());
1087         m_ui->aircraftDescription->setText("");
1088         m_ui->runButton->setEnabled(false);
1089     }
1090 }
1091
1092 QModelIndex QtLauncher::proxyIndexForAircraftURI(QUrl uri) const
1093 {
1094   return m_aircraftProxy->mapFromSource(sourceIndexForAircraftURI(uri));
1095 }
1096
1097 QModelIndex QtLauncher::sourceIndexForAircraftURI(QUrl uri) const
1098 {
1099     AircraftItemModel* sourceModel = qobject_cast<AircraftItemModel*>(m_aircraftProxy->sourceModel());
1100     Q_ASSERT(sourceModel);
1101     return sourceModel->indexOfAircraftURI(uri);
1102 }
1103
1104 void QtLauncher::onPopupAircraftHistory()
1105 {
1106     if (m_recentAircraft.isEmpty()) {
1107         return;
1108     }
1109
1110     QMenu m;
1111     Q_FOREACH(QUrl uri, m_recentAircraft) {
1112         QModelIndex index = sourceIndexForAircraftURI(uri);
1113         if (!index.isValid()) {
1114             // not scanned yet
1115             continue;
1116         }
1117         QAction* act = m.addAction(index.data(Qt::DisplayRole).toString());
1118         act->setData(uri);
1119     }
1120
1121     QPoint popupPos = m_ui->aircraftHistory->mapToGlobal(m_ui->aircraftHistory->rect().bottomLeft());
1122     QAction* triggered = m.exec(popupPos);
1123     if (triggered) {
1124         m_selectedAircraft = triggered->data().toUrl();
1125         QModelIndex index = proxyIndexForAircraftURI(m_selectedAircraft);
1126         m_ui->aircraftList->selectionModel()->setCurrentIndex(index,
1127                                                               QItemSelectionModel::ClearAndSelect);
1128         m_ui->aircraftFilter->clear();
1129         updateSelectedAircraft();
1130     }
1131 }
1132
1133 void QtLauncher::onEditRatingsFilter()
1134 {
1135     EditRatingsFilterDialog dialog(this);
1136     dialog.setRatings(m_ratingFilters);
1137
1138     dialog.exec();
1139     if (dialog.result() == QDialog::Accepted) {
1140         QVariantList vl;
1141         for (int i=0; i<4; ++i) {
1142             m_ratingFilters[i] = dialog.getRating(i);
1143             vl.append(m_ratingFilters[i]);
1144         }
1145         m_aircraftProxy->setRatings(m_ratingFilters);
1146
1147         QSettings settings;
1148         settings.setValue("min-ratings", vl);
1149     }
1150 }
1151
1152 void QtLauncher::updateSettingsSummary()
1153 {
1154     QStringList summary;
1155     if (m_ui->timeOfDayCombo->currentIndex() > 0) {
1156         summary.append(QString(m_ui->timeOfDayCombo->currentText().toLower()));
1157     }
1158
1159     if (m_ui->seasonCombo->currentIndex() > 0) {
1160         summary.append(QString(m_ui->seasonCombo->currentText().toLower()));
1161     }
1162
1163     if (m_ui->rembrandtCheckbox->isChecked()) {
1164         summary.append("Rembrandt enabled");
1165     } else if (m_ui->msaaCheckbox->isChecked()) {
1166         summary.append("anti-aliasing");
1167     }
1168
1169     if (m_ui->fetchRealWxrCheckbox->isChecked()) {
1170         summary.append("live weather");
1171     }
1172
1173     if (m_ui->terrasyncCheck->isChecked()) {
1174         summary.append("automatic scenery downloads");
1175     }
1176
1177     if (m_ui->startPausedCheck->isChecked()) {
1178         summary.append("paused");
1179     }
1180
1181     QString s = summary.join(", ");
1182     s[0] = s[0].toUpper();
1183     m_ui->settingsDescription->setText(s);
1184 }
1185
1186 void QtLauncher::onRembrandtToggled(bool b)
1187 {
1188     // Rembrandt and multi-sample are exclusive
1189     m_ui->msaaCheckbox->setEnabled(!b);
1190 }
1191
1192 void QtLauncher::onShowInstalledAircraftToggled(bool b)
1193 {
1194     m_ui->ratingsFilterCheck->setEnabled(!b);
1195     maybeRestoreAircraftSelection();
1196 }
1197
1198 void QtLauncher::onSubsytemIdleTimeout()
1199 {
1200     globals->get_subsystem_mgr()->update(0.0);
1201 }
1202
1203 void QtLauncher::onDownloadDirChanged()
1204 {
1205
1206     // replace existing package root
1207     globals->get_subsystem<FGHTTPClient>()->shutdown();
1208     globals->setPackageRoot(simgear::pkg::RootRef());
1209
1210     // create new root with updated download-dir value
1211     fgInitPackageRoot();
1212
1213     globals->get_subsystem<FGHTTPClient>()->init();
1214
1215     QSettings settings;
1216     // re-scan the aircraft list
1217     m_aircraftModel->setPackageRoot(globals->packageRoot());
1218     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
1219     m_aircraftModel->scanDirs();
1220
1221     checkOfficialCatalogMessage();
1222
1223     // re-set scenery dirs
1224     setSceneryPaths();
1225 }
1226
1227 void QtLauncher::checkOfficialCatalogMessage()
1228 {
1229     QSettings settings;
1230     bool showOfficialCatalogMesssage = !globals->get_subsystem<FGHTTPClient>()->isDefaultCatalogInstalled();
1231     if (settings.value("hide-official-catalog-message").toBool()) {
1232         showOfficialCatalogMesssage = false;
1233     }
1234
1235     m_aircraftModel->setOfficialHangarMessageVisible(showOfficialCatalogMesssage);
1236     if (showOfficialCatalogMesssage) {
1237         NoOfficialHangarMessage* messageWidget = new NoOfficialHangarMessage;
1238         connect(messageWidget, &NoOfficialHangarMessage::linkActivated,
1239                 this, &QtLauncher::onOfficialCatalogMessageLink);
1240
1241         QModelIndex index = m_aircraftProxy->mapFromSource(m_aircraftModel->officialHangarMessageIndex());
1242         m_ui->aircraftList->setIndexWidget(index, messageWidget);
1243     }
1244 }
1245
1246 void QtLauncher::onOfficialCatalogMessageLink(QUrl link)
1247 {
1248     QString s = link.toString();
1249     if (s == "action:hide") {
1250         QSettings settings;
1251         settings.setValue("hide-official-catalog-message", true);
1252     } else if (s == "action:add-official") {
1253         AddOnsPage::addDefaultCatalog(this);
1254     }
1255
1256     checkOfficialCatalogMessage();
1257 }
1258
1259 simgear::pkg::PackageRef QtLauncher::packageForAircraftURI(QUrl uri) const
1260 {
1261     if (uri.scheme() != "package") {
1262         qWarning() << "invalid URL scheme:" << uri;
1263         return simgear::pkg::PackageRef();
1264     }
1265
1266     QString ident = uri.path();
1267     return globals->packageRoot()->getPackageById(ident.toStdString());
1268 }
1269
1270 void QtLauncher::restartTheApp(QStringList fgArgs)
1271 {
1272     // Spawn a new instance of myApplication:
1273     QProcess proc;
1274     QStringList args;
1275
1276 #if defined(Q_OS_MAC)
1277     QDir dir(qApp->applicationDirPath()); // returns the 'MacOS' dir
1278     dir.cdUp(); // up to 'contents' dir
1279     dir.cdUp(); // up to .app dir
1280     // see 'man open' for details, but '-n' ensures we launch a new instance,
1281     // and we want to pass remaining arguments to us, not open.
1282     args << "-n" << dir.absolutePath() << "--args" << "--launcher" << fgArgs;
1283     qDebug() << "args" << args;
1284     proc.startDetached("open", args);
1285 #else
1286     args << "--launcher" << fgArgs;
1287     proc.startDetached(qApp->applicationFilePath(), args);
1288 #endif
1289     qApp->exit(-1);
1290 }
1291
1292 #include "QtLauncher.moc"