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         QApplication* app = new QApplication(s_argc, argv);
 383         app->setOrganizationName("FlightGear");
 384         app->setApplicationName("FlightGear");
 385         app->setOrganizationDomain("flightgear.org");
 386
 387         QSettings::setDefaultFormat(QSettings::IniFormat);
 388         QSettings::setPath(QSettings::IniFormat, QSettings::UserScope,
 389                            QString::fromStdString(globals->get_fg_home()));
 390
 391         // reset numeric / collation locales as described at:
 392         // http://doc.qt.io/qt-5/qcoreapplication.html#details
 393         ::setlocale(LC_NUMERIC, "C");
 394         ::setlocale(LC_COLLATE, "C");
 395
 396         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 397         if (mods & (Qt::AltModifier | Qt::ShiftModifier)) {
 398             qWarning() << "Alt/shift pressed during launch";
 399             QSettings settings;
 400             settings.setValue("fg-root", "!ask");
 401         }
 402     }
 403 }
 404
 405 void loadNaturalEarthFile(const std::string& aFileName,
 406                           flightgear::PolyLine::Type aType,
 407                           bool areClosed)
 408 {
 409     SGPath path(globals->get_fg_root());
 410     path.append( "Geodata" );
 411     path.append(aFileName);
 412     if (!path.exists())
 413         return; // silently fail for now
 414
 415     flightgear::PolyLineList lines;
 416     flightgear::SHPParser::parsePolyLines(path, aType, lines, areClosed);
 417     flightgear::PolyLine::bulkAddToSpatialIndex(lines);
 418 }
 419
 420 void loadNaturalEarthData()
 421 {
 422     SGTimeStamp st;
 423     st.stamp();
 424
 425     loadNaturalEarthFile("ne_10m_coastline.shp", flightgear::PolyLine::COASTLINE, false);
 426     loadNaturalEarthFile("ne_10m_rivers_lake_centerlines.shp", flightgear::PolyLine::RIVER, false);
 427     loadNaturalEarthFile("ne_10m_lakes.shp", flightgear::PolyLine::LAKE, true);
 428
 429     qDebug() << "load basic data took" << st.elapsedMSec();
 430
 431
 432     st.stamp();
 433     loadNaturalEarthFile("ne_10m_urban_areas.shp", flightgear::PolyLine::URBAN, true);
 434
 435     qDebug() << "loading urban areas took:" << st.elapsedMSec();
 436 }
 437
 438 bool runLauncherDialog()
 439 {
 440     // startup the nav-cache now. This pre-empts normal startup of
 441     // the cache, but no harm done. (Providing scenery paths are consistent)
 442
 443     initNavCache();
 444
 445     QSettings settings;
 446     QString downloadDir = settings.value("download-dir").toString();
 447     if (!downloadDir.isEmpty()) {
 448         flightgear::Options::sharedInstance()->setOption("download-dir", downloadDir.toStdString());
 449     }
 450
 451     fgInitPackageRoot();
 452
 453     // startup the HTTP system now since packages needs it
 454     FGHTTPClient* http = globals->add_new_subsystem<FGHTTPClient>();
 455
 456     // we guard against re-init in the global phase; bind and postinit
 457     // will happen as normal
 458     http->init();
 459
 460     loadNaturalEarthData();
 461
 462     // avoid double Apple menu and other weirdness if both Qt and OSG
 463     // try to initialise various Cocoa structures.
 464     flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 465
 466     QtLauncher dlg;
 467     dlg.show();
 468
 469     int appResult = qApp->exec();
 470     if (appResult < 0) {
 471         return false; // quit
 472     }
 473
 474     // don't set scenery paths twice
 475     globals->clear_fg_scenery();
 476
 477     return true;
 478 }
 479
 480 bool runInAppLauncherDialog()
 481 {
 482     QtLauncher dlg;
 483     dlg.setInAppMode();
 484     dlg.exec();
 485     if (dlg.result() != QDialog::Accepted) {
 486         return false;
 487     }
 488
 489     return true;
 490 }
 491
 492 } // of namespace flightgear
 493
 494 QtLauncher::QtLauncher() :
 495     QDialog(),
 496     m_ui(NULL),
 497     m_subsystemIdleTimer(NULL),
 498     m_inAppMode(false)
 499 {
 500     m_ui.reset(new Ui::Launcher);
 501     m_ui->setupUi(this);
 502
 503 #if QT_VERSION >= 0x050300
 504     // don't require Qt 5.3
 505     m_ui->commandLineArgs->setPlaceholderText("--option=value --prop:/sim/name=value");
 506 #endif
 507
 508 #if QT_VERSION >= 0x050200
 509     m_ui->aircraftFilter->setClearButtonEnabled(true);
 510 #endif
 511
 512     for (int i=0; i<4; ++i) {
 513         m_ratingFilters[i] = 3;
 514     }
 515
 516     m_subsystemIdleTimer = new QTimer(this);
 517     m_subsystemIdleTimer->setInterval(0);
 518     connect(m_subsystemIdleTimer, &QTimer::timeout,
 519             this, &QtLauncher::onSubsytemIdleTimeout);
 520     m_subsystemIdleTimer->start();
 521
 522     // create and configure the proxy model
 523     m_aircraftProxy = new AircraftProxyModel(this);
 524     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 525             m_aircraftProxy, &AircraftProxyModel::setRatingFilterEnabled);
 526     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 527             this, &QtLauncher::maybeRestoreAircraftSelection);
 528
 529     connect(m_ui->onlyShowInstalledCheck, &QAbstractButton::toggled,
 530             m_aircraftProxy, &AircraftProxyModel::setInstalledFilterEnabled);
 531     connect(m_ui->aircraftFilter, &QLineEdit::textChanged,
 532             m_aircraftProxy, &QSortFilterProxyModel::setFilterFixedString);
 533
 534     connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 535     connect(m_ui->quitButton, SIGNAL(clicked()), this, SLOT(onQuit()));
 536
 537     connect(m_ui->aircraftHistory, &QPushButton::clicked,
 538           this, &QtLauncher::onPopupAircraftHistory);
 539
 540     connect(m_ui->location, &LocationWidget::descriptionChanged,
 541             m_ui->locationDescription, &QLabel::setText);
 542
 543     QAction* qa = new QAction(this);
 544     qa->setShortcut(QKeySequence("Ctrl+Q"));
 545     connect(qa, &QAction::triggered, this, &QtLauncher::onQuit);
 546     addAction(qa);
 547
 548     connect(m_ui->editRatingFilter, &QPushButton::clicked,
 549             this, &QtLauncher::onEditRatingsFilter);
 550     connect(m_ui->onlyShowInstalledCheck, &QCheckBox::toggled,
 551             this, &QtLauncher::onShowInstalledAircraftToggled);
 552
 553     QIcon historyIcon(":/history-icon");
 554     m_ui->aircraftHistory->setIcon(historyIcon);
 555
 556     connect(m_ui->timeOfDayCombo, SIGNAL(currentIndexChanged(int)),
 557             this, SLOT(updateSettingsSummary()));
 558     connect(m_ui->seasonCombo, SIGNAL(currentIndexChanged(int)),
 559             this, SLOT(updateSettingsSummary()));
 560     connect(m_ui->fetchRealWxrCheckbox, SIGNAL(toggled(bool)),
 561             this, SLOT(updateSettingsSummary()));
 562     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 563             this, SLOT(updateSettingsSummary()));
 564     connect(m_ui->terrasyncCheck, SIGNAL(toggled(bool)),
 565             this, SLOT(updateSettingsSummary()));
 566     connect(m_ui->startPausedCheck, SIGNAL(toggled(bool)),
 567             this, SLOT(updateSettingsSummary()));
 568     connect(m_ui->msaaCheckbox, SIGNAL(toggled(bool)),
 569             this, SLOT(updateSettingsSummary()));
 570
 571     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 572             this, SLOT(onRembrandtToggled(bool)));
 573     connect(m_ui->terrasyncCheck, &QCheckBox::toggled,
 574             this, &QtLauncher::onToggleTerrasync);
 575     updateSettingsSummary();
 576
 577     m_aircraftModel = new AircraftItemModel(this);
 578     m_aircraftProxy->setSourceModel(m_aircraftModel);
 579
 580     m_aircraftProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
 581     m_aircraftProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
 582     m_aircraftProxy->setSortRole(Qt::DisplayRole);
 583     m_aircraftProxy->setDynamicSortFilter(true);
 584
 585     m_ui->aircraftList->setModel(m_aircraftProxy);
 586     m_ui->aircraftList->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 587     AircraftItemDelegate* delegate = new AircraftItemDelegate(m_ui->aircraftList);
 588     m_ui->aircraftList->setItemDelegate(delegate);
 589     m_ui->aircraftList->setSelectionMode(QAbstractItemView::SingleSelection);
 590     connect(m_ui->aircraftList, &QListView::clicked,
 591             this, &QtLauncher::onAircraftSelected);
 592     connect(delegate, &AircraftItemDelegate::variantChanged,
 593             this, &QtLauncher::onAircraftSelected);
 594     connect(delegate, &AircraftItemDelegate::requestInstall,
 595             this, &QtLauncher::onRequestPackageInstall);
 596     connect(delegate, &AircraftItemDelegate::cancelDownload,
 597             this, &QtLauncher::onCancelDownload);
 598
 599     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallCompleted,
 600             this, &QtLauncher::onAircraftInstalledCompleted);
 601     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallFailed,
 602             this, &QtLauncher::onAircraftInstallFailed);
 603     connect(m_aircraftModel, &AircraftItemModel::scanCompleted,
 604             this, &QtLauncher::updateSelectedAircraft);
 605     connect(m_ui->restoreDefaultsButton, &QPushButton::clicked,
 606             this, &QtLauncher::onRestoreDefaults);
 607
 608
 609     AddOnsPage* addOnsPage = new AddOnsPage(NULL, globals->packageRoot());
 610     connect(addOnsPage, &AddOnsPage::downloadDirChanged,
 611             this, &QtLauncher::onDownloadDirChanged);
 612     connect(addOnsPage, &AddOnsPage::sceneryPathsChanged,
 613             this, &QtLauncher::setSceneryPaths);
 614
 615     m_ui->tabWidget->addTab(addOnsPage, tr("Add-ons"));
 616     // after any kind of reset, try to restore selection and scroll
 617     // to match the m_selectedAircraft. This needs to be delayed
 618     // fractionally otherwise the scrollTo seems to be ignored,
 619     // unfortunately.
 620     connect(m_aircraftProxy, &AircraftProxyModel::modelReset,
 621             this, &QtLauncher::delayedAircraftModelReset);
 622
 623     QSettings settings;
 624     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
 625     m_aircraftModel->setPackageRoot(globals->packageRoot());
 626     m_aircraftModel->scanDirs();
 627
 628     checkOfficialCatalogMessage();
 629     restoreSettings();
 630 }
 631
 632 QtLauncher::~QtLauncher()
 633 {
 634
 635 }
 636
 637 void QtLauncher::setSceneryPaths()
 638 {
 639     globals->clear_fg_scenery();
 640
 641 // mimic what optionss.cxx does, so we can find airport data for parking
 642 // positions
 643     QSettings settings;
 644     // append explicit scenery paths
 645     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 646         globals->append_fg_scenery(path.toStdString());
 647     }
 648
 649     // append the TerraSync path
 650     QString downloadDir = settings.value("download-dir").toString();
 651     if (downloadDir.isEmpty()) {
 652         downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 653     }
 654
 655     SGPath terraSyncDir(downloadDir.toStdString());
 656     terraSyncDir.append("TerraSync");
 657     if (terraSyncDir.exists()) {
 658         globals->append_fg_scenery(terraSyncDir.str());
 659     }
 660
 661 }
 662
 663 void QtLauncher::setInAppMode()
 664 {
 665   m_inAppMode = true;
 666   m_ui->tabWidget->removeTab(2);
 667   m_ui->runButton->setText(tr("Apply"));
 668   m_ui->quitButton->setText(tr("Cancel"));
 669
 670   disconnect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 671   connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onApply()));
 672 }
 673
 674 void QtLauncher::restoreSettings()
 675 {
 676     QSettings settings;
 677     m_ui->rembrandtCheckbox->setChecked(settings.value("enable-rembrandt", false).toBool());
 678     m_ui->terrasyncCheck->setChecked(settings.value("enable-terrasync", true).toBool());
 679     m_ui->fullScreenCheckbox->setChecked(settings.value("start-fullscreen", false).toBool());
 680     m_ui->msaaCheckbox->setChecked(settings.value("enable-msaa", false).toBool());
 681     m_ui->fetchRealWxrCheckbox->setChecked(settings.value("enable-realwx", true).toBool());
 682     m_ui->startPausedCheck->setChecked(settings.value("start-paused", false).toBool());
 683     m_ui->timeOfDayCombo->setCurrentIndex(settings.value("timeofday", 0).toInt());
 684     m_ui->seasonCombo->setCurrentIndex(settings.value("season", 0).toInt());
 685
 686     // full paths to -set.xml files
 687     m_recentAircraft = QUrl::fromStringList(settings.value("recent-aircraft").toStringList());
 688
 689     if (!m_recentAircraft.empty()) {
 690         m_selectedAircraft = m_recentAircraft.front();
 691     } else {
 692         // select the default C172p
 693     }
 694
 695     if (!m_inAppMode) {
 696         setSceneryPaths();
 697     }
 698
 699     m_ui->location->restoreSettings();
 700
 701     // rating filters
 702     m_ui->onlyShowInstalledCheck->setChecked(settings.value("only-show-installed", false).toBool());
 703     if (m_ui->onlyShowInstalledCheck->isChecked()) {
 704         m_ui->ratingsFilterCheck->setEnabled(false);
 705     }
 706
 707     m_ui->ratingsFilterCheck->setChecked(settings.value("ratings-filter", true).toBool());
 708     int index = 0;
 709     Q_FOREACH(QVariant v, settings.value("min-ratings").toList()) {
 710         m_ratingFilters[index++] = v.toInt();
 711     }
 712
 713     m_aircraftProxy->setRatingFilterEnabled(m_ui->ratingsFilterCheck->isChecked());
 714     m_aircraftProxy->setRatings(m_ratingFilters);
 715
 716     updateSelectedAircraft();
 717     maybeRestoreAircraftSelection();
 718
 719     m_ui->commandLineArgs->setPlainText(settings.value("additional-args").toString());
 720 }
 721
 722 void QtLauncher::delayedAircraftModelReset()
 723 {
 724     QTimer::singleShot(1, this, SLOT(maybeRestoreAircraftSelection()));
 725 }
 726
 727 void QtLauncher::maybeRestoreAircraftSelection()
 728 {
 729     QModelIndex aircraftIndex = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 730     QModelIndex proxyIndex = m_aircraftProxy->mapFromSource(aircraftIndex);
 731     if (proxyIndex.isValid()) {
 732         m_ui->aircraftList->selectionModel()->setCurrentIndex(proxyIndex,
 733                                                               QItemSelectionModel::ClearAndSelect);
 734         m_ui->aircraftList->selectionModel()->select(proxyIndex,
 735                                                      QItemSelectionModel::ClearAndSelect);
 736         m_ui->aircraftList->scrollTo(proxyIndex);
 737     }
 738 }
 739
 740 void QtLauncher::saveSettings()
 741 {
 742     QSettings settings;
 743     settings.setValue("enable-rembrandt", m_ui->rembrandtCheckbox->isChecked());
 744     settings.setValue("enable-terrasync", m_ui->terrasyncCheck->isChecked());
 745     settings.setValue("enable-msaa", m_ui->msaaCheckbox->isChecked());
 746     settings.setValue("start-fullscreen", m_ui->fullScreenCheckbox->isChecked());
 747     settings.setValue("enable-realwx", m_ui->fetchRealWxrCheckbox->isChecked());
 748     settings.setValue("start-paused", m_ui->startPausedCheck->isChecked());
 749     settings.setValue("ratings-filter", m_ui->ratingsFilterCheck->isChecked());
 750     settings.setValue("only-show-installed", m_ui->onlyShowInstalledCheck->isChecked());
 751     settings.setValue("recent-aircraft", QUrl::toStringList(m_recentAircraft));
 752
 753     settings.setValue("timeofday", m_ui->timeOfDayCombo->currentIndex());
 754     settings.setValue("season", m_ui->seasonCombo->currentIndex());
 755     settings.setValue("additional-args", m_ui->commandLineArgs->toPlainText());
 756
 757     m_ui->location->saveSettings();
 758 }
 759
 760 void QtLauncher::setEnableDisableOptionFromCheckbox(QCheckBox* cbox, QString name) const
 761 {
 762     flightgear::Options* opt = flightgear::Options::sharedInstance();
 763     std::string stdName(name.toStdString());
 764     if (cbox->isChecked()) {
 765         opt->addOption("enable-" + stdName, "");
 766     } else {
 767         opt->addOption("disable-" + stdName, "");
 768     }
 769 }
 770
 771 void QtLauncher::closeEvent(QCloseEvent *event)
 772 {
 773     qApp->exit(-1);
 774 }
 775
 776 void QtLauncher::reject()
 777 {
 778     qApp->exit(-1);
 779 }
 780
 781 void QtLauncher::onRun()
 782 {
 783     flightgear::Options* opt = flightgear::Options::sharedInstance();
 784     setEnableDisableOptionFromCheckbox(m_ui->terrasyncCheck, "terrasync");
 785     setEnableDisableOptionFromCheckbox(m_ui->fetchRealWxrCheckbox, "real-weather-fetch");
 786     setEnableDisableOptionFromCheckbox(m_ui->rembrandtCheckbox, "rembrandt");
 787     setEnableDisableOptionFromCheckbox(m_ui->fullScreenCheckbox, "fullscreen");
 788 //    setEnableDisableOptionFromCheckbox(m_ui->startPausedCheck, "freeze");
 789
 790     bool startPaused = m_ui->startPausedCheck->isChecked() ||
 791             m_ui->location->shouldStartPaused();
 792     if (startPaused) {
 793         opt->addOption("enable-freeze", "");
 794     }
 795
 796     // MSAA is more complex
 797     if (!m_ui->rembrandtCheckbox->isChecked()) {
 798         if (m_ui->msaaCheckbox->isChecked()) {
 799             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 1);
 800             globals->get_props()->setIntValue("/sim/rendering/multi-samples", 4);
 801         } else {
 802             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 0);
 803         }
 804     }
 805
 806     // aircraft
 807     if (!m_selectedAircraft.isEmpty()) {
 808         if (m_selectedAircraft.isLocalFile()) {
 809             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 810             opt->addOption("aircraft-dir", setFileInfo.dir().absolutePath().toStdString());
 811             QString setFile = setFileInfo.fileName();
 812             Q_ASSERT(setFile.endsWith("-set.xml"));
 813             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 814             opt->addOption("aircraft", setFile.toStdString());
 815         } else if (m_selectedAircraft.scheme() == "package") {
 816             QString qualifiedId = m_selectedAircraft.path();
 817             // no need to set aircraft-dir, handled by the corresponding code
 818             // in fgInitAircraft
 819             opt->addOption("aircraft", qualifiedId.toStdString());
 820         } else {
 821             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 822         }
 823
 824       // manage aircraft history
 825         if (m_recentAircraft.contains(m_selectedAircraft))
 826           m_recentAircraft.removeOne(m_selectedAircraft);
 827         m_recentAircraft.prepend(m_selectedAircraft);
 828         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 829           m_recentAircraft.pop_back();
 830     }
 831
 832     m_ui->location->setLocationOptions();
 833
 834     // time of day
 835     if (m_ui->timeOfDayCombo->currentIndex() != 0) {
 836         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 837         opt->addOption("timeofday", dayval.toStdString());
 838     }
 839
 840     if (m_ui->seasonCombo->currentIndex() != 0) {
 841         QString seasonName = m_ui->seasonCombo->currentText().toLower();
 842         opt->addOption("season", seasonName.toStdString());
 843     }
 844
 845     QSettings settings;
 846     QString downloadDir = settings.value("download-dir").toString();
 847     if (!downloadDir.isEmpty()) {
 848         QDir d(downloadDir);
 849         if (!d.exists()) {
 850             int result = QMessageBox::question(this, tr("Create download folder?"),
 851                                   tr("The selected location for downloads does not exist. Create it?"),
 852                                                QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
 853             if (result == QMessageBox::Cancel) {
 854                 return;
 855             }
 856
 857             if (result == QMessageBox::Yes) {
 858                 d.mkpath(downloadDir);
 859             }
 860         }
 861
 862         opt->addOption("download-dir", downloadDir.toStdString());
 863     }
 864
 865     // scenery paths
 866     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 867         opt->addOption("fg-scenery", path.toStdString());
 868     }
 869
 870     // aircraft paths
 871     Q_FOREACH(QString path, settings.value("aircraft-paths").toStringList()) {
 872         // can't use fg-aircraft for this, as it is processed before the launcher is run
 873         globals->append_aircraft_path(path.toStdString());
 874     }
 875
 876     // additional arguments
 877     ArgumentsTokenizer tk;
 878     Q_FOREACH(ArgumentsTokenizer::Arg a, tk.tokenize(m_ui->commandLineArgs->toPlainText())) {
 879         if (a.arg.startsWith("prop:")) {
 880             QString v = a.arg.mid(5) + "=" + a.value;
 881             opt->addOption("prop", v.toStdString());
 882         } else {
 883             opt->addOption(a.arg.toStdString(), a.value.toStdString());
 884         }
 885     }
 886
 887     if (settings.contains("restore-defaults-on-run")) {
 888         settings.remove("restore-defaults-on-run");
 889         opt->addOption("restore-defaults", "");
 890     }
 891
 892     saveSettings();
 893
 894     qApp->exit(0);
 895 }
 896
 897
 898 void QtLauncher::onApply()
 899 {
 900     accept();
 901
 902     // aircraft
 903     if (!m_selectedAircraft.isEmpty()) {
 904         std::string aircraftPropValue,
 905             aircraftDir;
 906
 907         if (m_selectedAircraft.isLocalFile()) {
 908             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 909             QString setFile = setFileInfo.fileName();
 910             Q_ASSERT(setFile.endsWith("-set.xml"));
 911             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 912             aircraftDir = setFileInfo.dir().absolutePath().toStdString();
 913             aircraftPropValue = setFile.toStdString();
 914         } else if (m_selectedAircraft.scheme() == "package") {
 915             // no need to set aircraft-dir, handled by the corresponding code
 916             // in fgInitAircraft
 917             aircraftPropValue = m_selectedAircraft.path().toStdString();
 918         } else {
 919             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 920         }
 921
 922         // manage aircraft history
 923         if (m_recentAircraft.contains(m_selectedAircraft))
 924             m_recentAircraft.removeOne(m_selectedAircraft);
 925         m_recentAircraft.prepend(m_selectedAircraft);
 926         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 927             m_recentAircraft.pop_back();
 928
 929         globals->get_props()->setStringValue("/sim/aircraft", aircraftPropValue);
 930         globals->get_props()->setStringValue("/sim/aircraft-dir", aircraftDir);
 931     }
 932
 933
 934     saveSettings();
 935 }
 936
 937 void QtLauncher::onQuit()
 938 {
 939     qApp->exit(-1);
 940 }
 941
 942 void QtLauncher::onToggleTerrasync(bool enabled)
 943 {
 944     if (enabled) {
 945         QSettings settings;
 946         QString downloadDir = settings.value("download-dir").toString();
 947         if (downloadDir.isEmpty()) {
 948             downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 949         }
 950
 951         QFileInfo info(downloadDir);
 952         if (!info.exists()) {
 953             QMessageBox msg;
 954             msg.setWindowTitle(tr("Create download folder?"));
 955             msg.setText(tr("The download folder '%1' does not exist, create it now?").arg(downloadDir));
 956             msg.addButton(QMessageBox::Yes);
 957             msg.addButton(QMessageBox::Cancel);
 958             int result = msg.exec();
 959
 960             if (result == QMessageBox::Cancel) {
 961                 m_ui->terrasyncCheck->setChecked(false);
 962                 return;
 963             }
 964
 965             QDir d(downloadDir);
 966             d.mkpath(downloadDir);
 967         }
 968     } // of is enabled
 969 }
 970
 971 void QtLauncher::onAircraftInstalledCompleted(QModelIndex index)
 972 {
 973     maybeUpdateSelectedAircraft(index);
 974 }
 975
 976 void QtLauncher::onRatingsFilterToggled()
 977 {
 978     QModelIndex aircraftIndex = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 979     QModelIndex proxyIndex = m_aircraftProxy->mapFromSource(aircraftIndex);
 980     if (proxyIndex.isValid()) {
 981         m_ui->aircraftList->scrollTo(proxyIndex);
 982     }
 983 }
 984
 985 void QtLauncher::onAircraftInstallFailed(QModelIndex index, QString errorMessage)
 986 {
 987     qWarning() << Q_FUNC_INFO << index.data(AircraftURIRole) << errorMessage;
 988
 989     QMessageBox msg;
 990     msg.setWindowTitle(tr("Aircraft installation failed"));
 991     msg.setText(tr("An error occurred installing the aircraft %1: %2").
 992                 arg(index.data(Qt::DisplayRole).toString()).arg(errorMessage));
 993     msg.addButton(QMessageBox::Ok);
 994     msg.exec();
 995
 996     maybeUpdateSelectedAircraft(index);
 997 }
 998
 999 void QtLauncher::onAircraftSelected(const QModelIndex& index)
1000 {
1001     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
1002     updateSelectedAircraft();
1003 }
1004
1005 void QtLauncher::onRequestPackageInstall(const QModelIndex& index)
1006 {
1007     // also select, otherwise UI is confusing
1008     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
1009     updateSelectedAircraft();
1010
1011     QString pkg = index.data(AircraftPackageIdRole).toString();
1012     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
1013     if (pref->isInstalled()) {
1014         InstallRef install = pref->existingInstall();
1015         if (install && install->hasUpdate()) {
1016             globals->packageRoot()->scheduleToUpdate(install);
1017         }
1018     } else {
1019         pref->install();
1020     }
1021 }
1022
1023 void QtLauncher::onCancelDownload(const QModelIndex& index)
1024 {
1025     QString pkg = index.data(AircraftPackageIdRole).toString();
1026     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
1027     simgear::pkg::InstallRef i = pref->existingInstall();
1028     i->cancelDownload();
1029 }
1030
1031 void QtLauncher::onRestoreDefaults()
1032 {
1033     QMessageBox mbox(this);
1034     mbox.setText(tr("Restore all settings to defaults?"));
1035     mbox.setInformativeText(tr("Restoring settings to their defaults may affect available add-ons such as scenery or aircraft."));
1036     QPushButton* quitButton = mbox.addButton(tr("Restore and restart now"), QMessageBox::YesRole);
1037     mbox.addButton(QMessageBox::Cancel);
1038     mbox.setDefaultButton(QMessageBox::Cancel);
1039     mbox.setIconPixmap(QPixmap(":/app-icon-large"));
1040
1041     mbox.exec();
1042     if (mbox.clickedButton() != quitButton) {
1043         return;
1044     }
1045
1046     {
1047         QSettings settings;
1048         settings.clear();
1049         settings.setValue("restore-defaults-on-run", true);
1050     }
1051
1052     restartTheApp(QStringList());
1053 }
1054
1055 void QtLauncher::maybeUpdateSelectedAircraft(QModelIndex index)
1056 {
1057     QUrl u = index.data(AircraftURIRole).toUrl();
1058     if (u == m_selectedAircraft) {
1059         // potentially enable the run button now!
1060         updateSelectedAircraft();
1061     }
1062 }
1063
1064 void QtLauncher::updateSelectedAircraft()
1065 {
1066     QModelIndex index = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
1067     if (index.isValid()) {
1068         QPixmap pm = index.data(Qt::DecorationRole).value<QPixmap>();
1069         m_ui->thumbnail->setPixmap(pm);
1070         m_ui->aircraftDescription->setText(index.data(Qt::DisplayRole).toString());
1071
1072         int status = index.data(AircraftPackageStatusRole).toInt();
1073         bool canRun = (status == PackageInstalled);
1074         m_ui->runButton->setEnabled(canRun);
1075
1076         LauncherAircraftType aircraftType = Airplane;
1077         if (index.data(AircraftIsHelicopterRole).toBool()) {
1078             aircraftType = Helicopter;
1079         } else if (index.data(AircraftIsSeaplaneRole).toBool()) {
1080             aircraftType = Seaplane;
1081         }
1082
1083         m_ui->location->setAircraftType(aircraftType);
1084     } else {
1085         m_ui->thumbnail->setPixmap(QPixmap());
1086         m_ui->aircraftDescription->setText("");
1087         m_ui->runButton->setEnabled(false);
1088     }
1089 }
1090
1091 QModelIndex QtLauncher::proxyIndexForAircraftURI(QUrl uri) const
1092 {
1093   return m_aircraftProxy->mapFromSource(sourceIndexForAircraftURI(uri));
1094 }
1095
1096 QModelIndex QtLauncher::sourceIndexForAircraftURI(QUrl uri) const
1097 {
1098     AircraftItemModel* sourceModel = qobject_cast<AircraftItemModel*>(m_aircraftProxy->sourceModel());
1099     Q_ASSERT(sourceModel);
1100     return sourceModel->indexOfAircraftURI(uri);
1101 }
1102
1103 void QtLauncher::onPopupAircraftHistory()
1104 {
1105     if (m_recentAircraft.isEmpty()) {
1106         return;
1107     }
1108
1109     QMenu m;
1110     Q_FOREACH(QUrl uri, m_recentAircraft) {
1111         QModelIndex index = sourceIndexForAircraftURI(uri);
1112         if (!index.isValid()) {
1113             // not scanned yet
1114             continue;
1115         }
1116         QAction* act = m.addAction(index.data(Qt::DisplayRole).toString());
1117         act->setData(uri);
1118     }
1119
1120     QPoint popupPos = m_ui->aircraftHistory->mapToGlobal(m_ui->aircraftHistory->rect().bottomLeft());
1121     QAction* triggered = m.exec(popupPos);
1122     if (triggered) {
1123         m_selectedAircraft = triggered->data().toUrl();
1124         QModelIndex index = proxyIndexForAircraftURI(m_selectedAircraft);
1125         m_ui->aircraftList->selectionModel()->setCurrentIndex(index,
1126                                                               QItemSelectionModel::ClearAndSelect);
1127         m_ui->aircraftFilter->clear();
1128         updateSelectedAircraft();
1129     }
1130 }
1131
1132 void QtLauncher::onEditRatingsFilter()
1133 {
1134     EditRatingsFilterDialog dialog(this);
1135     dialog.setRatings(m_ratingFilters);
1136
1137     dialog.exec();
1138     if (dialog.result() == QDialog::Accepted) {
1139         QVariantList vl;
1140         for (int i=0; i<4; ++i) {
1141             m_ratingFilters[i] = dialog.getRating(i);
1142             vl.append(m_ratingFilters[i]);
1143         }
1144         m_aircraftProxy->setRatings(m_ratingFilters);
1145
1146         QSettings settings;
1147         settings.setValue("min-ratings", vl);
1148     }
1149 }
1150
1151 void QtLauncher::updateSettingsSummary()
1152 {
1153     QStringList summary;
1154     if (m_ui->timeOfDayCombo->currentIndex() > 0) {
1155         summary.append(QString(m_ui->timeOfDayCombo->currentText().toLower()));
1156     }
1157
1158     if (m_ui->seasonCombo->currentIndex() > 0) {
1159         summary.append(QString(m_ui->seasonCombo->currentText().toLower()));
1160     }
1161
1162     if (m_ui->rembrandtCheckbox->isChecked()) {
1163         summary.append("Rembrandt enabled");
1164     } else if (m_ui->msaaCheckbox->isChecked()) {
1165         summary.append("anti-aliasing");
1166     }
1167
1168     if (m_ui->fetchRealWxrCheckbox->isChecked()) {
1169         summary.append("live weather");
1170     }
1171
1172     if (m_ui->terrasyncCheck->isChecked()) {
1173         summary.append("automatic scenery downloads");
1174     }
1175
1176     if (m_ui->startPausedCheck->isChecked()) {
1177         summary.append("paused");
1178     }
1179
1180     QString s = summary.join(", ");
1181     s[0] = s[0].toUpper();
1182     m_ui->settingsDescription->setText(s);
1183 }
1184
1185 void QtLauncher::onRembrandtToggled(bool b)
1186 {
1187     // Rembrandt and multi-sample are exclusive
1188     m_ui->msaaCheckbox->setEnabled(!b);
1189 }
1190
1191 void QtLauncher::onShowInstalledAircraftToggled(bool b)
1192 {
1193     m_ui->ratingsFilterCheck->setEnabled(!b);
1194     maybeRestoreAircraftSelection();
1195 }
1196
1197 void QtLauncher::onSubsytemIdleTimeout()
1198 {
1199     globals->get_subsystem_mgr()->update(0.0);
1200 }
1201
1202 void QtLauncher::onDownloadDirChanged()
1203 {
1204
1205     // replace existing package root
1206     globals->get_subsystem<FGHTTPClient>()->shutdown();
1207     globals->setPackageRoot(simgear::pkg::RootRef());
1208
1209     // create new root with updated download-dir value
1210     fgInitPackageRoot();
1211
1212     globals->get_subsystem<FGHTTPClient>()->init();
1213
1214     QSettings settings;
1215     // re-scan the aircraft list
1216     m_aircraftModel->setPackageRoot(globals->packageRoot());
1217     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
1218     m_aircraftModel->scanDirs();
1219
1220     checkOfficialCatalogMessage();
1221
1222     // re-set scenery dirs
1223     setSceneryPaths();
1224 }
1225
1226 void QtLauncher::checkOfficialCatalogMessage()
1227 {
1228     QSettings settings;
1229     bool showOfficialCatalogMesssage = !globals->get_subsystem<FGHTTPClient>()->isDefaultCatalogInstalled();
1230     if (settings.value("hide-official-catalog-message").toBool()) {
1231         showOfficialCatalogMesssage = false;
1232     }
1233
1234     m_aircraftModel->setOfficialHangarMessageVisible(showOfficialCatalogMesssage);
1235     if (showOfficialCatalogMesssage) {
1236         NoOfficialHangarMessage* messageWidget = new NoOfficialHangarMessage;
1237         connect(messageWidget, &NoOfficialHangarMessage::linkActivated,
1238                 this, &QtLauncher::onOfficialCatalogMessageLink);
1239
1240         QModelIndex index = m_aircraftProxy->mapFromSource(m_aircraftModel->officialHangarMessageIndex());
1241         m_ui->aircraftList->setIndexWidget(index, messageWidget);
1242     }
1243 }
1244
1245 void QtLauncher::onOfficialCatalogMessageLink(QUrl link)
1246 {
1247     QString s = link.toString();
1248     if (s == "action:hide") {
1249         QSettings settings;
1250         settings.setValue("hide-official-catalog-message", true);
1251     } else if (s == "action:add-official") {
1252         AddOnsPage::addDefaultCatalog(this);
1253     }
1254
1255     checkOfficialCatalogMessage();
1256 }
1257
1258 simgear::pkg::PackageRef QtLauncher::packageForAircraftURI(QUrl uri) const
1259 {
1260     if (uri.scheme() != "package") {
1261         qWarning() << "invalid URL scheme:" << uri;
1262         return simgear::pkg::PackageRef();
1263     }
1264
1265     QString ident = uri.path();
1266     return globals->packageRoot()->getPackageById(ident.toStdString());
1267 }
1268
1269 void QtLauncher::restartTheApp(QStringList fgArgs)
1270 {
1271     // Spawn a new instance of myApplication:
1272     QProcess proc;
1273     QStringList args;
1274
1275 #if defined(Q_OS_MAC)
1276     QDir dir(qApp->applicationDirPath()); // returns the 'MacOS' dir
1277     dir.cdUp(); // up to 'contents' dir
1278     dir.cdUp(); // up to .app dir
1279     // see 'man open' for details, but '-n' ensures we launch a new instance,
1280     // and we want to pass remaining arguments to us, not open.
1281     args << "-n" << dir.absolutePath() << "--args" << "--launcher" << fgArgs;
1282     qDebug() << "args" << args;
1283     proc.startDetached("open", args);
1284 #else
1285     args << "--launcher" << fgArgs;
1286     proc.startDetached(qApp->applicationFilePath(), args);
1287 #endif
1288     qApp->exit(-1);
1289 }
1290
1291 #include "QtLauncher.moc"