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 // Qt
  25 #include <QProgressDialog>
  26 #include <QCoreApplication>
  27 #include <QAbstractListModel>
  28 #include <QDir>
  29 #include <QFileInfo>
  30 #include <QPixmap>
  31 #include <QTimer>
  32 #include <QDebug>
  33 #include <QCompleter>
  34 #include <QListView>
  35 #include <QSettings>
  36 #include <QSortFilterProxyModel>
  37 #include <QMenu>
  38 #include <QDesktopServices>
  39 #include <QUrl>
  40 #include <QAction>
  41 #include <QFileDialog>
  42 #include <QMessageBox>
  43 #include <QDateTime>
  44 #include <QApplication>
  45 #include <QSpinBox>
  46 #include <QDoubleSpinBox>
  47
  48 // Simgear
  49 #include <simgear/timing/timestamp.hxx>
  50 #include <simgear/props/props_io.hxx>
  51 #include <simgear/structure/exception.hxx>
  52 #include <simgear/structure/subsystem_mgr.hxx>
  53 #include <simgear/misc/sg_path.hxx>
  54 #include <simgear/package/Catalog.hxx>
  55 #include <simgear/package/Package.hxx>
  56 #include <simgear/package/Install.hxx>
  57
  58 #include "ui_Launcher.h"
  59 #include "EditRatingsFilterDialog.hxx"
  60 #include "AircraftItemDelegate.hxx"
  61 #include "AircraftModel.hxx"
  62 #include "PathsDialog.hxx"
  63
  64 #include <Main/globals.hxx>
  65 #include <Navaids/NavDataCache.hxx>
  66 #include <Airports/airport.hxx>
  67 #include <Airports/dynamics.hxx> // for parking
  68 #include <Navaids/navrecord.hxx>
  69
  70 #include <Main/options.hxx>
  71 #include <Main/fg_init.hxx>
  72 #include <Viewer/WindowBuilder.hxx>
  73 #include <Network/HTTPClient.hxx>
  74
  75 using namespace flightgear;
  76 using namespace simgear::pkg;
  77
  78 const int MAX_RECENT_AIRPORTS = 32;
  79 const int MAX_RECENT_AIRCRAFT = 20;
  80
  81 namespace { // anonymous namespace
  82
  83 void initNavCache()
  84 {
  85     QString baseLabel = QT_TR_NOOP("Initialising navigation data, this may take several minutes");
  86     NavDataCache* cache = NavDataCache::createInstance();
  87     if (cache->isRebuildRequired()) {
  88         QProgressDialog rebuildProgress(baseLabel,
  89                                        QString() /* cancel text */,
  90                                        0, 100);
  91         rebuildProgress.setWindowModality(Qt::WindowModal);
  92         rebuildProgress.show();
  93
  94         NavDataCache::RebuildPhase phase = cache->rebuild();
  95
  96         while (phase != NavDataCache::REBUILD_DONE) {
  97             // sleep to give the rebuild thread more time
  98             SGTimeStamp::sleepForMSec(50);
  99             phase = cache->rebuild();
 100
 101             switch (phase) {
 102             case NavDataCache::REBUILD_AIRPORTS:
 103                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading airport data"));
 104                 break;
 105
 106             case NavDataCache::REBUILD_FIXES:
 107                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading waypoint data"));
 108                 break;
 109
 110             case NavDataCache::REBUILD_NAVAIDS:
 111                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading navigation data"));
 112                 break;
 113
 114
 115             case NavDataCache::REBUILD_POIS:
 116                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading point-of-interest data"));
 117                 break;
 118
 119             default:
 120                 rebuildProgress.setLabelText(baseLabel);
 121             }
 122
 123             if (phase == NavDataCache::REBUILD_UNKNOWN) {
 124                 rebuildProgress.setValue(0);
 125                 rebuildProgress.setMaximum(0);
 126             } else {
 127                 rebuildProgress.setValue(cache->rebuildPhaseCompletionPercentage());
 128                 rebuildProgress.setMaximum(100);
 129             }
 130
 131             QCoreApplication::processEvents();
 132         }
 133     }
 134 }
 135
 136 class ArgumentsTokenizer
 137 {
 138 public:
 139     class Arg
 140     {
 141     public:
 142         explicit Arg(QString k, QString v = QString()) : arg(k), value(v) {}
 143
 144         QString arg;
 145         QString value;
 146     };
 147
 148     QList<Arg> tokenize(QString in) const
 149     {
 150         int index = 0;
 151         const int len = in.count();
 152         QChar c, nc;
 153         State state = Start;
 154         QString key, value;
 155         QList<Arg> result;
 156
 157         for (; index < len; ++index) {
 158             c = in.at(index);
 159             nc = index < (len - 1) ? in.at(index + 1) : QChar();
 160
 161             switch (state) {
 162             case Start:
 163                 if (c == QChar('-')) {
 164                     if (nc == QChar('-')) {
 165                         state = Key;
 166                         key.clear();
 167                         ++index;
 168                     } else {
 169                         // should we pemit single hyphen arguments?
 170                         // choosing to fail for now
 171                         return QList<Arg>();
 172                     }
 173                 } else if (c.isSpace()) {
 174                     break;
 175                 }
 176                 break;
 177
 178             case Key:
 179                 if (c == QChar('=')) {
 180                     state = Value;
 181                     value.clear();
 182                 } else if (c.isSpace()) {
 183                     state = Start;
 184                     result.append(Arg(key));
 185                 } else {
 186                     // could check for illegal charatcers here
 187                     key.append(c);
 188                 }
 189                 break;
 190
 191             case Value:
 192                 if (c == QChar('"')) {
 193                     state = Quoted;
 194                 } else if (c.isSpace()) {
 195                     state = Start;
 196                     result.append(Arg(key, value));
 197                 } else {
 198                     value.append(c);
 199                 }
 200                 break;
 201
 202             case Quoted:
 203                 if (c == QChar('\\')) {
 204                     // check for escaped double-quote inside quoted value
 205                     if (nc == QChar('"')) {
 206                         ++index;
 207                     }
 208                 } else if (c == QChar('"')) {
 209                     state = Value;
 210                 } else {
 211                     value.append(c);
 212                 }
 213                 break;
 214             } // of state switch
 215         } // of character loop
 216
 217         // ensure last argument isn't lost
 218         if (state == Key) {
 219             result.append(Arg(key));
 220         } else if (state == Value) {
 221             result.append(Arg(key, value));
 222         }
 223
 224         return result;
 225     }
 226
 227 private:
 228     enum State {
 229         Start = 0,
 230         Key,
 231         Value,
 232         Quoted
 233     };
 234 };
 235
 236 } // of anonymous namespace
 237
 238 class AirportSearchModel : public QAbstractListModel
 239 {
 240     Q_OBJECT
 241 public:
 242     AirportSearchModel() :
 243         m_searchActive(false)
 244     {
 245     }
 246
 247     void setSearch(QString t)
 248     {
 249         beginResetModel();
 250
 251         m_airports.clear();
 252         m_ids.clear();
 253
 254         std::string term(t.toUpper().toStdString());
 255         // try ICAO lookup first
 256         FGAirportRef ref = FGAirport::findByIdent(term);
 257
 258         if (ref) {
 259             m_ids.push_back(ref->guid());
 260             m_airports.push_back(ref);
 261             endResetModel();
 262             return;
 263         }
 264
 265         m_search.reset(new NavDataCache::ThreadedGUISearch(term));
 266         QTimer::singleShot(100, this, SLOT(onSearchResultsPoll()));
 267         m_searchActive = true;
 268     }
 269
 270     bool isSearchActive() const
 271     {
 272         return m_searchActive;
 273     }
 274
 275     virtual int rowCount(const QModelIndex&) const
 276     {
 277         // if empty, return 1 for special 'no matches'?
 278         return m_ids.size();
 279     }
 280
 281     virtual QVariant data(const QModelIndex& index, int role) const
 282     {
 283         if (!index.isValid())
 284             return QVariant();
 285
 286         FGAirportRef apt = m_airports[index.row()];
 287         if (!apt.valid()) {
 288             apt = FGPositioned::loadById<FGAirport>(m_ids[index.row()]);
 289             m_airports[index.row()] = apt;
 290         }
 291
 292         if (role == Qt::DisplayRole) {
 293             QString name = QString::fromStdString(apt->name());
 294             return QString("%1: %2").arg(QString::fromStdString(apt->ident())).arg(name);
 295         }
 296
 297         if (role == Qt::EditRole) {
 298             return QString::fromStdString(apt->ident());
 299         }
 300
 301         if (role == Qt::UserRole) {
 302             return static_cast<qlonglong>(m_ids[index.row()]);
 303         }
 304
 305         return QVariant();
 306     }
 307
 308     QString firstIdent() const
 309     {
 310         if (m_ids.empty())
 311             return QString();
 312
 313         if (!m_airports.front().valid()) {
 314             m_airports[0] = FGPositioned::loadById<FGAirport>(m_ids.front());
 315         }
 316
 317         return QString::fromStdString(m_airports.front()->ident());
 318     }
 319
 320 Q_SIGNALS:
 321     void searchComplete();
 322
 323 private slots:
 324     void onSearchResultsPoll()
 325     {
 326         PositionedIDVec newIds = m_search->results();
 327
 328         beginInsertRows(QModelIndex(), m_ids.size(), newIds.size() - 1);
 329         for (unsigned int i=m_ids.size(); i < newIds.size(); ++i) {
 330             m_ids.push_back(newIds[i]);
 331             m_airports.push_back(FGAirportRef()); // null ref
 332         }
 333         endInsertRows();
 334
 335         if (m_search->isComplete()) {
 336             m_searchActive = false;
 337             m_search.reset();
 338             emit searchComplete();
 339         } else {
 340             QTimer::singleShot(100, this, SLOT(onSearchResultsPoll()));
 341         }
 342     }
 343
 344 private:
 345     PositionedIDVec m_ids;
 346     mutable std::vector<FGAirportRef> m_airports;
 347     bool m_searchActive;
 348     QScopedPointer<NavDataCache::ThreadedGUISearch> m_search;
 349 };
 350
 351 class AircraftProxyModel : public QSortFilterProxyModel
 352 {
 353     Q_OBJECT
 354 public:
 355     AircraftProxyModel(QObject* pr) :
 356         QSortFilterProxyModel(pr),
 357         m_ratingsFilter(true)
 358     {
 359         for (int i=0; i<4; ++i) {
 360             m_ratings[i] = 3;
 361         }
 362     }
 363
 364     void setRatings(int* ratings)
 365     {
 366         ::memcpy(m_ratings, ratings, sizeof(int) * 4);
 367         invalidate();
 368     }
 369
 370 public slots:
 371     void setRatingFilterEnabled(bool e)
 372     {
 373         if (e == m_ratingsFilter) {
 374             return;
 375         }
 376
 377         m_ratingsFilter = e;
 378         invalidate();
 379     }
 380
 381 protected:
 382     bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
 383     {
 384         if (!QSortFilterProxyModel::filterAcceptsRow(sourceRow, sourceParent)) {
 385             return false;
 386         }
 387
 388         if (m_ratingsFilter) {
 389             QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
 390             for (int i=0; i<4; ++i) {
 391                 if (m_ratings[i] > index.data(AircraftRatingRole + i).toInt()) {
 392                     return false;
 393                 }
 394             }
 395         }
 396
 397         return true;
 398     }
 399
 400 private:
 401     bool m_ratingsFilter;
 402     int m_ratings[4];
 403 };
 404
 405 static void initQtResources()
 406 {
 407     Q_INIT_RESOURCE(resources);
 408 }
 409
 410 namespace flightgear
 411 {
 412
 413 void initApp(int& argc, char** argv)
 414 {
 415     static bool qtInitDone = false;
 416     if (!qtInitDone) {
 417         qtInitDone = true;
 418
 419         QApplication* app = new QApplication(argc, argv);
 420         app->setOrganizationName("FlightGear");
 421         app->setApplicationName("FlightGear");
 422         app->setOrganizationDomain("flightgear.org");
 423
 424         // avoid double Apple menu and other weirdness if both Qt and OSG
 425         // try to initialise various Cocoa structures.
 426         flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 427
 428         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 429         if (mods & Qt::AltModifier) {
 430             qWarning() << "Alt pressed during launch";
 431
 432             // wipe out our settings
 433             QSettings settings;
 434             settings.clear();
 435
 436
 437             Options::sharedInstance()->addOption("restore-defaults", "");
 438         }
 439     }
 440 }
 441
 442 bool runLauncherDialog()
 443 {
 444     sglog().setLogLevels( SG_ALL, SG_INFO );
 445
 446
 447     initQtResources(); // can't be called inside a namespaceb
 448
 449     // startup the nav-cache now. This pre-empts normal startup of
 450     // the cache, but no harm done. (Providing scenery paths are consistent)
 451
 452     initNavCache();
 453
 454
 455     fgInitPackageRoot();
 456
 457     // startup the HTTP system now since packages needs it
 458     FGHTTPClient* http = new FGHTTPClient;
 459     globals->add_subsystem("http", http);
 460     // we guard against re-init in the global phase; bind and postinit
 461     // will happen as normal
 462     http->init();
 463
 464
 465     // setup scenery paths now, especially TerraSync path for airport
 466     // parking locations (after they're downloaded)
 467
 468     QtLauncher dlg;
 469     dlg.exec();
 470     if (dlg.result() != QDialog::Accepted) {
 471         return false;
 472     }
 473
 474     return true;
 475 }
 476
 477 bool runInAppLauncherDialog()
 478 {
 479     QtLauncher dlg;
 480     dlg.setInAppMode();
 481     dlg.exec();
 482     if (dlg.result() != QDialog::Accepted) {
 483         return false;
 484     }
 485
 486     return true;
 487 }
 488
 489 } // of namespace flightgear
 490
 491 QtLauncher::QtLauncher() :
 492     QDialog(),
 493     m_ui(NULL),
 494     m_subsystemIdleTimer(NULL),
 495     m_inAppMode(false)
 496 {
 497     m_ui.reset(new Ui::Launcher);
 498     m_ui->setupUi(this);
 499
 500 #if QT_VERSION >= 0x050300
 501     // don't require Qt 5.3
 502     m_ui->commandLineArgs->setPlaceholderText("--option=value --prop:/sim/name=value");
 503 #endif
 504
 505 #if QT_VERSION >= 0x050200
 506     m_ui->aircraftFilter->setClearButtonEnabled(true);
 507 #endif
 508
 509     for (int i=0; i<4; ++i) {
 510         m_ratingFilters[i] = 3;
 511     }
 512
 513     m_subsystemIdleTimer = new QTimer(this);
 514     m_subsystemIdleTimer->setInterval(0);
 515     connect(m_subsystemIdleTimer, &QTimer::timeout,
 516             this, &QtLauncher::onSubsytemIdleTimeout);
 517     m_subsystemIdleTimer->start();
 518
 519     m_airportsModel = new AirportSearchModel;
 520     m_ui->searchList->setModel(m_airportsModel);
 521     connect(m_ui->searchList, &QListView::clicked,
 522             this, &QtLauncher::onAirportChoiceSelected);
 523     connect(m_airportsModel, &AirportSearchModel::searchComplete,
 524             this, &QtLauncher::onAirportSearchComplete);
 525
 526     // create and configure the proxy model
 527     m_aircraftProxy = new AircraftProxyModel(this);
 528     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 529             m_aircraftProxy, &AircraftProxyModel::setRatingFilterEnabled);
 530     connect(m_ui->aircraftFilter, &QLineEdit::textChanged,
 531             m_aircraftProxy, &QSortFilterProxyModel::setFilterFixedString);
 532
 533     connect(m_ui->runwayCombo, SIGNAL(currentIndexChanged(int)),
 534             this, SLOT(updateAirportDescription()));
 535     connect(m_ui->parkingCombo, SIGNAL(currentIndexChanged(int)),
 536             this, SLOT(updateAirportDescription()));
 537     connect(m_ui->runwayRadio, SIGNAL(toggled(bool)),
 538             this, SLOT(updateAirportDescription()));
 539     connect(m_ui->parkingRadio, SIGNAL(toggled(bool)),
 540             this, SLOT(updateAirportDescription()));
 541     connect(m_ui->onFinalCheckbox, SIGNAL(toggled(bool)),
 542             this, SLOT(updateAirportDescription()));
 543
 544
 545     connect(m_ui->airportDiagram, &AirportDiagram::clickedRunway,
 546             this, &QtLauncher::onAirportDiagramClicked);
 547
 548     connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 549     connect(m_ui->quitButton, SIGNAL(clicked()), this, SLOT(onQuit()));
 550     connect(m_ui->airportEdit, SIGNAL(returnPressed()),
 551             this, SLOT(onSearchAirports()));
 552
 553     connect(m_ui->airportHistory, &QPushButton::clicked,
 554             this, &QtLauncher::onPopupAirportHistory);
 555     connect(m_ui->aircraftHistory, &QPushButton::clicked,
 556           this, &QtLauncher::onPopupAircraftHistory);
 557
 558     QAction* qa = new QAction(this);
 559     qa->setShortcut(QKeySequence("Ctrl+Q"));
 560     connect(qa, &QAction::triggered, this, &QtLauncher::onQuit);
 561     addAction(qa);
 562
 563     connect(m_ui->editRatingFilter, &QPushButton::clicked,
 564             this, &QtLauncher::onEditRatingsFilter);
 565
 566     QIcon historyIcon(":/history-icon");
 567     m_ui->aircraftHistory->setIcon(historyIcon);
 568     m_ui->airportHistory->setIcon(historyIcon);
 569
 570     m_ui->searchIcon->setPixmap(QPixmap(":/search-icon"));
 571
 572     connect(m_ui->timeOfDayCombo, SIGNAL(currentIndexChanged(int)),
 573             this, SLOT(updateSettingsSummary()));
 574     connect(m_ui->seasonCombo, SIGNAL(currentIndexChanged(int)),
 575             this, SLOT(updateSettingsSummary()));
 576     connect(m_ui->fetchRealWxrCheckbox, SIGNAL(toggled(bool)),
 577             this, SLOT(updateSettingsSummary()));
 578     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 579             this, SLOT(updateSettingsSummary()));
 580     connect(m_ui->terrasyncCheck, SIGNAL(toggled(bool)),
 581             this, SLOT(updateSettingsSummary()));
 582     connect(m_ui->startPausedCheck, SIGNAL(toggled(bool)),
 583             this, SLOT(updateSettingsSummary()));
 584     connect(m_ui->msaaCheckbox, SIGNAL(toggled(bool)),
 585             this, SLOT(updateSettingsSummary()));
 586
 587     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 588             this, SLOT(onRembrandtToggled(bool)));
 589     connect(m_ui->terrasyncCheck, &QCheckBox::toggled,
 590             this, &QtLauncher::onToggleTerrasync);
 591     updateSettingsSummary();
 592
 593     m_aircraftModel = new AircraftItemModel(this, RootRef(globals->packageRoot()));
 594     m_aircraftProxy->setSourceModel(m_aircraftModel);
 595
 596     m_aircraftProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
 597     m_aircraftProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
 598     m_aircraftProxy->setSortRole(Qt::DisplayRole);
 599     m_aircraftProxy->setDynamicSortFilter(true);
 600
 601     m_ui->aircraftList->setModel(m_aircraftProxy);
 602     m_ui->aircraftList->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 603     AircraftItemDelegate* delegate = new AircraftItemDelegate(m_ui->aircraftList);
 604     m_ui->aircraftList->setItemDelegate(delegate);
 605     m_ui->aircraftList->setSelectionMode(QAbstractItemView::SingleSelection);
 606     connect(m_ui->aircraftList, &QListView::clicked,
 607             this, &QtLauncher::onAircraftSelected);
 608     connect(delegate, &AircraftItemDelegate::variantChanged,
 609             this, &QtLauncher::onAircraftSelected);
 610     connect(delegate, &AircraftItemDelegate::requestInstall,
 611             this, &QtLauncher::onRequestPackageInstall);
 612     connect(delegate, &AircraftItemDelegate::cancelDownload,
 613             this, &QtLauncher::onCancelDownload);
 614
 615     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallCompleted,
 616             this, &QtLauncher::onAircraftInstalledCompleted);
 617     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallFailed,
 618             this, &QtLauncher::onAircraftInstallFailed);
 619
 620     connect(m_ui->pathsButton, &QPushButton::clicked,
 621             this, &QtLauncher::onEditPaths);
 622
 623
 624     connect(m_ui->trueBearing, &QCheckBox::toggled, this, &QtLauncher::onOffsetBearingTrueChanged);
 625     connect(m_ui->offsetRadioButton, &QRadioButton::toggled,
 626             this, &QtLauncher::onOffsetRadioToggled);
 627     connect(m_ui->trueBearing, &QCheckBox::toggled, this, &QtLauncher::onOffsetDataChanged);
 628     connect(m_ui->offsetBearingSpinbox, SIGNAL(valueChanged(int)), this, SLOT(onOffsetDataChanged()));
 629     connect(m_ui->offsetNmSpinbox, SIGNAL(valueChanged(double)),
 630             this, SLOT(onOffsetDataChanged()));
 631
 632     restoreSettings();
 633
 634     QSettings settings;
 635     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
 636     m_aircraftModel->scanDirs();
 637 }
 638
 639 QtLauncher::~QtLauncher()
 640 {
 641
 642 }
 643
 644 void QtLauncher::setInAppMode()
 645 {
 646   m_inAppMode = true;
 647   m_ui->tabWidget->removeTab(2);
 648   m_ui->runButton->setText(tr("Apply"));
 649   m_ui->quitButton->setText(tr("Cancel"));
 650
 651   disconnect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 652   connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onApply()));
 653 }
 654
 655 bool QtLauncher::runLauncherDialog()
 656 {
 657     sglog().setLogLevels( SG_ALL, SG_INFO );
 658     Q_INIT_RESOURCE(resources);
 659
 660     static bool qtInitDone = false;
 661     static int s_argc;
 662     if (!qtInitDone) {
 663         qtInitDone = true;
 664         s_argc = argc; // QApplication only stores a reference to argc,
 665         // and may crash if it is freed
 666         // http://doc.qt.io/qt-5/qguiapplication.html#QGuiApplication
 667
 668         QApplication* app = new QApplication(s_argc, argv);
 669         app->setOrganizationName("FlightGear");
 670         app->setApplicationName("FlightGear");
 671         app->setOrganizationDomain("flightgear.org");
 672
 673         // avoid double Apple menu and other weirdness if both Qt and OSG
 674         // try to initialise various Cocoa structures.
 675         flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 676
 677         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 678         if (mods & Qt::AltModifier) {
 679             qWarning() << "Alt pressed during launch";
 680
 681             // wipe out our settings
 682             QSettings settings;
 683             settings.clear();
 684
 685             Options::sharedInstance()->addOption("restore-defaults", "");
 686         }
 687     }
 688
 689     // startup the nav-cache now. This preempts normal startup of
 690     // the cache, but no harm done. (Providing scenery paths are consistent)
 691
 692     initNavCache();
 693
 694   // setup scenery paths now, especially TerraSync path for airport
 695   // parking locations (after they're downloaded)
 696
 697     QtLauncher dlg;
 698     dlg.exec();
 699     if (dlg.result() != QDialog::Accepted) {
 700         return false;
 701     }
 702 }
 703
 704 void QtLauncher::restoreSettings()
 705 {
 706     QSettings settings;
 707     m_ui->rembrandtCheckbox->setChecked(settings.value("enable-rembrandt", false).toBool());
 708     m_ui->terrasyncCheck->setChecked(settings.value("enable-terrasync", true).toBool());
 709     m_ui->fullScreenCheckbox->setChecked(settings.value("start-fullscreen", false).toBool());
 710     m_ui->msaaCheckbox->setChecked(settings.value("enable-msaa", false).toBool());
 711     m_ui->fetchRealWxrCheckbox->setChecked(settings.value("enable-realwx", true).toBool());
 712     m_ui->startPausedCheck->setChecked(settings.value("start-paused", false).toBool());
 713     m_ui->timeOfDayCombo->setCurrentIndex(settings.value("timeofday", 0).toInt());
 714     m_ui->seasonCombo->setCurrentIndex(settings.value("season", 0).toInt());
 715
 716     // full paths to -set.xml files
 717     m_recentAircraft = QUrl::fromStringList(settings.value("recent-aircraft").toStringList());
 718
 719     if (!m_recentAircraft.empty()) {
 720         m_selectedAircraft = m_recentAircraft.front();
 721     } else {
 722         // select the default C172p
 723     }
 724
 725     updateSelectedAircraft();
 726
 727     // ICAO identifiers
 728     m_recentAirports = settings.value("recent-airports").toStringList();
 729     if (!m_recentAirports.empty()) {
 730         setAirport(FGAirport::findByIdent(m_recentAirports.front().toStdString()));
 731     }
 732     updateAirportDescription();
 733
 734     // rating filters
 735     m_ui->ratingsFilterCheck->setChecked(settings.value("ratings-filter", true).toBool());
 736     int index = 0;
 737     Q_FOREACH(QVariant v, settings.value("min-ratings").toList()) {
 738         m_ratingFilters[index++] = v.toInt();
 739     }
 740
 741     m_aircraftProxy->setRatingFilterEnabled(m_ui->ratingsFilterCheck->isChecked());
 742     m_aircraftProxy->setRatings(m_ratingFilters);
 743
 744     m_ui->commandLineArgs->setPlainText(settings.value("additional-args").toString());
 745 }
 746
 747 void QtLauncher::saveSettings()
 748 {
 749     QSettings settings;
 750     settings.setValue("enable-rembrandt", m_ui->rembrandtCheckbox->isChecked());
 751     settings.setValue("enable-terrasync", m_ui->terrasyncCheck->isChecked());
 752     settings.setValue("enable-msaa", m_ui->msaaCheckbox->isChecked());
 753     settings.setValue("start-fullscreen", m_ui->fullScreenCheckbox->isChecked());
 754     settings.setValue("enable-realwx", m_ui->fetchRealWxrCheckbox->isChecked());
 755     settings.setValue("start-paused", m_ui->startPausedCheck->isChecked());
 756     settings.setValue("ratings-filter", m_ui->ratingsFilterCheck->isChecked());
 757     settings.setValue("recent-aircraft", QUrl::toStringList(m_recentAircraft));
 758     settings.setValue("recent-airports", m_recentAirports);
 759     settings.setValue("timeofday", m_ui->timeOfDayCombo->currentIndex());
 760     settings.setValue("season", m_ui->seasonCombo->currentIndex());
 761     settings.setValue("additional-args", m_ui->commandLineArgs->toPlainText());
 762 }
 763
 764 void QtLauncher::setEnableDisableOptionFromCheckbox(QCheckBox* cbox, QString name) const
 765 {
 766     flightgear::Options* opt = flightgear::Options::sharedInstance();
 767     std::string stdName(name.toStdString());
 768     if (cbox->isChecked()) {
 769         opt->addOption("enable-" + stdName, "");
 770     } else {
 771         opt->addOption("disable-" + stdName, "");
 772     }
 773 }
 774
 775 void QtLauncher::onRun()
 776 {
 777     accept();
 778
 779     flightgear::Options* opt = flightgear::Options::sharedInstance();
 780     setEnableDisableOptionFromCheckbox(m_ui->terrasyncCheck, "terrasync");
 781     setEnableDisableOptionFromCheckbox(m_ui->fetchRealWxrCheckbox, "real-weather-fetch");
 782     setEnableDisableOptionFromCheckbox(m_ui->rembrandtCheckbox, "rembrandt");
 783     setEnableDisableOptionFromCheckbox(m_ui->fullScreenCheckbox, "fullscreen");
 784     setEnableDisableOptionFromCheckbox(m_ui->startPausedCheck, "freeze");
 785
 786     // MSAA is more complex
 787     if (!m_ui->rembrandtCheckbox->isChecked()) {
 788         if (m_ui->msaaCheckbox->isChecked()) {
 789             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 1);
 790             globals->get_props()->setIntValue("/sim/rendering/multi-samples", 4);
 791         } else {
 792             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 0);
 793         }
 794     }
 795
 796     // aircraft
 797     if (!m_selectedAircraft.isEmpty()) {
 798         if (m_selectedAircraft.isLocalFile()) {
 799             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 800             opt->addOption("aircraft-dir", setFileInfo.dir().absolutePath().toStdString());
 801             QString setFile = setFileInfo.fileName();
 802             Q_ASSERT(setFile.endsWith("-set.xml"));
 803             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 804             opt->addOption("aircraft", setFile.toStdString());
 805         } else if (m_selectedAircraft.scheme() == "package") {
 806             PackageRef pkg = packageForAircraftURI(m_selectedAircraft);
 807             // no need to set aircraft-dir, handled by the corresponding code
 808             // in fgInitAircraft
 809             opt->addOption("aircraft", pkg->qualifiedId());
 810         } else {
 811             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 812         }
 813
 814       // manage aircraft history
 815         if (m_recentAircraft.contains(m_selectedAircraft))
 816           m_recentAircraft.removeOne(m_selectedAircraft);
 817         m_recentAircraft.prepend(m_selectedAircraft);
 818         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 819           m_recentAircraft.pop_back();
 820     }
 821
 822     // airport / location
 823     if (m_selectedAirport) {
 824         opt->addOption("airport", m_selectedAirport->ident());
 825     }
 826
 827     if (m_ui->runwayRadio->isChecked()) {
 828         int index = m_ui->runwayCombo->itemData(m_ui->runwayCombo->currentIndex()).toInt();
 829         if ((index >= 0) && m_selectedAirport) {
 830             // explicit runway choice
 831             opt->addOption("runway", m_selectedAirport->getRunwayByIndex(index)->ident());
 832         }
 833
 834         if (m_ui->onFinalCheckbox->isChecked()) {
 835             opt->addOption("glideslope", "3.0");
 836             opt->addOption("offset-distance", "10.0"); // in nautical miles
 837         }
 838     } else if (m_ui->parkingRadio->isChecked()) {
 839         // parking selection
 840         opt->addOption("parkpos", m_ui->parkingCombo->currentText().toStdString());
 841     }
 842
 843     // time of day
 844     if (m_ui->timeOfDayCombo->currentIndex() != 0) {
 845         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 846         opt->addOption("timeofday", dayval.toStdString());
 847     }
 848
 849     if (m_ui->seasonCombo->currentIndex() != 0) {
 850         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 851         opt->addOption("season", dayval.toStdString());
 852     }
 853
 854     QSettings settings;
 855     QString downloadDir = settings.value("download-dir").toString();
 856     if (!downloadDir.isEmpty()) {
 857         QDir d(downloadDir);
 858         if (!d.exists()) {
 859             int result = QMessageBox::question(this, tr("Create download folder?"),
 860                                   tr("The selected location for downloads does not exist. Create it?"),
 861                                                QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
 862             if (result == QMessageBox::Cancel) {
 863                 return;
 864             }
 865
 866             if (result == QMessageBox::Yes) {
 867                 d.mkpath(downloadDir);
 868             }
 869         }
 870
 871         qDebug() << "Download dir is:" << downloadDir;
 872         opt->addOption("download-dir", downloadDir.toStdString());
 873     }
 874
 875     // scenery paths
 876     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 877         opt->addOption("fg-scenery", path.toStdString());
 878     }
 879
 880     // aircraft paths
 881     Q_FOREACH(QString path, settings.value("aircraft-paths").toStringList()) {
 882         // can't use fg-aircraft for this, as it is processed before the launcher is run
 883         globals->append_aircraft_path(path.toStdString());
 884     }
 885
 886     // additional arguments
 887     ArgumentsTokenizer tk;
 888     Q_FOREACH(ArgumentsTokenizer::Arg a, tk.tokenize(m_ui->commandLineArgs->toPlainText())) {
 889         if (a.arg.startsWith("prop:")) {
 890             QString v = a.arg.mid(5) + "=" + a.value;
 891             opt->addOption("prop", v.toStdString());
 892         } else {
 893             opt->addOption(a.arg.toStdString(), a.value.toStdString());
 894         }
 895     }
 896
 897     saveSettings();
 898 }
 899
 900 void QtLauncher::onApply()
 901 {
 902     accept();
 903
 904     // aircraft
 905     if (!m_selectedAircraft.isEmpty()) {
 906         std::string aircraftPropValue,
 907             aircraftDir;
 908
 909         if (m_selectedAircraft.isLocalFile()) {
 910             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 911             QString setFile = setFileInfo.fileName();
 912             Q_ASSERT(setFile.endsWith("-set.xml"));
 913             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 914             aircraftDir = setFileInfo.dir().absolutePath().toStdString();
 915             aircraftPropValue = setFile.toStdString();
 916         } else if (m_selectedAircraft.scheme() == "package") {
 917             PackageRef pkg = packageForAircraftURI(m_selectedAircraft);
 918             // no need to set aircraft-dir, handled by the corresponding code
 919             // in fgInitAircraft
 920             aircraftPropValue = pkg->qualifiedId();
 921         } else {
 922             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 923         }
 924
 925         // manage aircraft history
 926         if (m_recentAircraft.contains(m_selectedAircraft))
 927             m_recentAircraft.removeOne(m_selectedAircraft);
 928         m_recentAircraft.prepend(m_selectedAircraft);
 929         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 930             m_recentAircraft.pop_back();
 931
 932         globals->get_props()->setStringValue("/sim/aircraft", aircraftPropValue);
 933         globals->get_props()->setStringValue("/sim/aircraft-dir", aircraftDir);
 934     }
 935
 936
 937     saveSettings();
 938 }
 939
 940 void QtLauncher::onQuit()
 941 {
 942     reject();
 943 }
 944
 945 void QtLauncher::onSearchAirports()
 946 {
 947     QString search = m_ui->airportEdit->text();
 948     m_airportsModel->setSearch(search);
 949
 950     if (m_airportsModel->isSearchActive()) {
 951         m_ui->searchStatusText->setText(QString("Searching for '%1'").arg(search));
 952         m_ui->locationStack->setCurrentIndex(2);
 953     } else if (m_airportsModel->rowCount(QModelIndex()) == 1) {
 954         QString ident = m_airportsModel->firstIdent();
 955         setAirport(FGAirport::findByIdent(ident.toStdString()));
 956         m_ui->locationStack->setCurrentIndex(0);
 957     }
 958 }
 959
 960 void QtLauncher::onAirportSearchComplete()
 961 {
 962     int numResults = m_airportsModel->rowCount(QModelIndex());
 963     if (numResults == 0) {
 964         m_ui->searchStatusText->setText(QString("No matching airports for '%1'").arg(m_ui->airportEdit->text()));
 965     } else if (numResults == 1) {
 966         QString ident = m_airportsModel->firstIdent();
 967         setAirport(FGAirport::findByIdent(ident.toStdString()));
 968         m_ui->locationStack->setCurrentIndex(0);
 969     } else {
 970         m_ui->locationStack->setCurrentIndex(1);
 971     }
 972 }
 973
 974 void QtLauncher::onAirportChanged()
 975 {
 976     m_ui->runwayCombo->setEnabled(m_selectedAirport);
 977     m_ui->parkingCombo->setEnabled(m_selectedAirport);
 978     m_ui->airportDiagram->setAirport(m_selectedAirport);
 979
 980     m_ui->runwayRadio->setChecked(true); // default back to runway mode
 981     // unelss multiplayer is enabled ?
 982
 983     if (!m_selectedAirport) {
 984         m_ui->airportDescription->setText(QString());
 985         m_ui->airportDiagram->setEnabled(false);
 986         return;
 987     }
 988
 989     m_ui->airportDiagram->setEnabled(true);
 990
 991     m_ui->runwayCombo->clear();
 992     m_ui->runwayCombo->addItem("Automatic", -1);
 993     for (unsigned int r=0; r<m_selectedAirport->numRunways(); ++r) {
 994         FGRunwayRef rwy = m_selectedAirport->getRunwayByIndex(r);
 995         // add runway with index as data role
 996         m_ui->runwayCombo->addItem(QString::fromStdString(rwy->ident()), r);
 997
 998         m_ui->airportDiagram->addRunway(rwy);
 999     }
1000
1001     m_ui->parkingCombo->clear();
1002     FGAirportDynamics* dynamics = m_selectedAirport->getDynamics();
1003     PositionedIDVec parkings = NavDataCache::instance()->airportItemsOfType(
1004                                                                             m_selectedAirport->guid(),
1005                                                                             FGPositioned::PARKING);
1006     if (parkings.empty()) {
1007         m_ui->parkingCombo->setEnabled(false);
1008         m_ui->parkingRadio->setEnabled(false);
1009     } else {
1010         m_ui->parkingCombo->setEnabled(true);
1011         m_ui->parkingRadio->setEnabled(true);
1012         Q_FOREACH(PositionedID parking, parkings) {
1013             FGParking* park = dynamics->getParking(parking);
1014             m_ui->parkingCombo->addItem(QString::fromStdString(park->getName()),
1015                                         static_cast<qlonglong>(parking));
1016
1017             m_ui->airportDiagram->addParking(park);
1018         }
1019     }
1020 }
1021
1022 void QtLauncher::onOffsetRadioToggled(bool on)
1023 {
1024     m_ui->offsetNmSpinbox->setEnabled(on);
1025     m_ui->offsetBearingSpinbox->setEnabled(on);
1026     m_ui->trueBearing->setEnabled(on);
1027     m_ui->offsetBearingLabel->setEnabled(on);
1028     m_ui->offsetDistanceLabel->setEnabled(on);
1029 }
1030
1031 void QtLauncher::onAirportDiagramClicked(FGRunwayRef rwy)
1032 {
1033     if (rwy) {
1034         m_ui->runwayRadio->setChecked(true);
1035         int rwyIndex = m_ui->runwayCombo->findText(QString::fromStdString(rwy->ident()));
1036         m_ui->runwayCombo->setCurrentIndex(rwyIndex);
1037     }
1038
1039     updateAirportDescription();
1040 }
1041
1042 void QtLauncher::onToggleTerrasync(bool enabled)
1043 {
1044     if (enabled) {
1045         QSettings settings;
1046         QString downloadDir = settings.value("download-dir").toString();
1047         if (downloadDir.isEmpty()) {
1048             downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
1049         }
1050
1051         QFileInfo info(downloadDir);
1052         if (!info.exists()) {
1053             QMessageBox msg;
1054             msg.setWindowTitle(tr("Create download folder?"));
1055             msg.setText(tr("The download folder '%1' does not exist, create it now? "
1056                            "Click 'change location' to choose another folder "
1057                            "to store downloaded files").arg(downloadDir));
1058             msg.addButton(QMessageBox::Yes);
1059             msg.addButton(QMessageBox::Cancel);
1060             msg.addButton(tr("Change location"), QMessageBox::ActionRole);
1061             int result = msg.exec();
1062
1063             if (result == QMessageBox::Cancel) {
1064                 m_ui->terrasyncCheck->setChecked(false);
1065                 return;
1066             }
1067
1068             if (result == QMessageBox::ActionRole) {
1069                 onEditPaths();
1070                 return;
1071             }
1072
1073             QDir d(downloadDir);
1074             d.mkpath(downloadDir);
1075         }
1076     } // of is enabled
1077 }
1078
1079 void QtLauncher::onAircraftInstalledCompleted(QModelIndex index)
1080 {
1081     maybeUpdateSelectedAircraft(index);
1082 }
1083
1084 void QtLauncher::onAircraftInstallFailed(QModelIndex index, QString errorMessage)
1085 {
1086     qWarning() << Q_FUNC_INFO << index.data(AircraftURIRole) << errorMessage;
1087
1088     QMessageBox msg;
1089     msg.setWindowTitle(tr("Aircraft installation failed"));
1090     msg.setText(tr("An error occurred installing the aircraft %1: %2").
1091                 arg(index.data(Qt::DisplayRole).toString()).arg(errorMessage));
1092     msg.addButton(QMessageBox::Ok);
1093     msg.exec();
1094
1095     maybeUpdateSelectedAircraft(index);
1096 }
1097
1098 void QtLauncher::updateAirportDescription()
1099 {
1100     if (!m_selectedAirport) {
1101         m_ui->airportDescription->setText(QString("No airport selected"));
1102         return;
1103     }
1104
1105     QString ident = QString::fromStdString(m_selectedAirport->ident()),
1106         name = QString::fromStdString(m_selectedAirport->name());
1107     QString locationOnAirport;
1108     if (m_ui->runwayRadio->isChecked()) {
1109         bool onFinal = m_ui->onFinalCheckbox->isChecked();
1110         int comboIndex = m_ui->runwayCombo->currentIndex();
1111         QString runwayName = (comboIndex == 0) ?
1112             "active runway" :
1113             QString("runway %1").arg(m_ui->runwayCombo->currentText());
1114
1115         if (onFinal) {
1116             locationOnAirport = QString("on 10-mile final to %1").arg(runwayName);
1117         } else {
1118             locationOnAirport = QString("on %1").arg(runwayName);
1119         }
1120
1121         int runwayIndex = m_ui->runwayCombo->itemData(comboIndex).toInt();
1122         FGRunwayRef rwy = (runwayIndex >= 0) ?
1123             m_selectedAirport->getRunwayByIndex(runwayIndex) : FGRunwayRef();
1124         m_ui->airportDiagram->setSelectedRunway(rwy);
1125     } else if (m_ui->parkingRadio->isChecked()) {
1126         locationOnAirport =  QString("at parking position %1").arg(m_ui->parkingCombo->currentText());
1127     }
1128
1129     m_ui->airportDescription->setText(QString("%2 (%1): %3").arg(ident).arg(name).arg(locationOnAirport));
1130 }
1131
1132 void QtLauncher::onAirportChoiceSelected(const QModelIndex& index)
1133 {
1134     m_ui->locationStack->setCurrentIndex(0);
1135     setAirport(FGPositioned::loadById<FGAirport>(index.data(Qt::UserRole).toULongLong()));
1136 }
1137
1138 void QtLauncher::onOffsetBearingTrueChanged(bool on)
1139 {
1140     m_ui->offsetBearingLabel->setText(on ? tr("True bearing:") :
1141                                       tr("Magnetic bearing:"));
1142 }
1143
1144 void QtLauncher::onAircraftSelected(const QModelIndex& index)
1145 {
1146     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
1147     updateSelectedAircraft();
1148 }
1149
1150 void QtLauncher::onRequestPackageInstall(const QModelIndex& index)
1151 {
1152     QString pkg = index.data(AircraftPackageIdRole).toString();
1153     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
1154     if (pref->isInstalled()) {
1155         InstallRef install = pref->existingInstall();
1156         if (install && install->hasUpdate()) {
1157             globals->packageRoot()->scheduleToUpdate(install);
1158         }
1159     } else {
1160         pref->install();
1161     }
1162 }
1163
1164 void QtLauncher::onCancelDownload(const QModelIndex& index)
1165 {
1166     QString pkg = index.data(AircraftPackageIdRole).toString();
1167     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
1168     simgear::pkg::InstallRef i = pref->existingInstall();
1169     i->cancelDownload();
1170 }
1171
1172 void QtLauncher::maybeUpdateSelectedAircraft(QModelIndex index)
1173 {
1174     QUrl u = index.data(AircraftURIRole).toUrl();
1175     if (u == m_selectedAircraft) {
1176         // potentially enable the run button now!
1177         updateSelectedAircraft();
1178     }
1179 }
1180
1181 void QtLauncher::updateSelectedAircraft()
1182 {
1183     QModelIndex index = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
1184     if (index.isValid()) {
1185         QPixmap pm = index.data(Qt::DecorationRole).value<QPixmap>();
1186         m_ui->thumbnail->setPixmap(pm);
1187         m_ui->aircraftDescription->setText(index.data(Qt::DisplayRole).toString());
1188
1189         int status = index.data(AircraftPackageStatusRole).toInt();
1190         bool canRun = (status == PackageInstalled);
1191         m_ui->runButton->setEnabled(canRun);
1192     } else {
1193         m_ui->thumbnail->setPixmap(QPixmap());
1194         m_ui->aircraftDescription->setText("");
1195         m_ui->runButton->setEnabled(false);
1196     }
1197 }
1198
1199 void QtLauncher::onPopupAirportHistory()
1200 {
1201     if (m_recentAirports.isEmpty()) {
1202         return;
1203     }
1204
1205     QMenu m;
1206     Q_FOREACH(QString aptCode, m_recentAirports) {
1207         FGAirportRef apt = FGAirport::findByIdent(aptCode.toStdString());
1208         QString name = QString::fromStdString(apt->name());
1209         QAction* act = m.addAction(QString("%1 - %2").arg(aptCode).arg(name));
1210         act->setData(aptCode);
1211     }
1212
1213     QPoint popupPos = m_ui->airportHistory->mapToGlobal(m_ui->airportHistory->rect().bottomLeft());
1214     QAction* triggered = m.exec(popupPos);
1215     if (triggered) {
1216         FGAirportRef apt = FGAirport::findByIdent(triggered->data().toString().toStdString());
1217         setAirport(apt);
1218         m_ui->airportEdit->clear();
1219         m_ui->locationStack->setCurrentIndex(0);
1220     }
1221 }
1222
1223 QModelIndex QtLauncher::proxyIndexForAircraftURI(QUrl uri) const
1224 {
1225   return m_aircraftProxy->mapFromSource(sourceIndexForAircraftURI(uri));
1226 }
1227
1228 QModelIndex QtLauncher::sourceIndexForAircraftURI(QUrl uri) const
1229 {
1230     AircraftItemModel* sourceModel = qobject_cast<AircraftItemModel*>(m_aircraftProxy->sourceModel());
1231     Q_ASSERT(sourceModel);
1232     return sourceModel->indexOfAircraftURI(uri);
1233 }
1234
1235 void QtLauncher::onPopupAircraftHistory()
1236 {
1237     if (m_recentAircraft.isEmpty()) {
1238         return;
1239     }
1240
1241     QMenu m;
1242     Q_FOREACH(QUrl uri, m_recentAircraft) {
1243         QModelIndex index = sourceIndexForAircraftURI(uri);
1244         if (!index.isValid()) {
1245             // not scanned yet
1246             continue;
1247         }
1248         QAction* act = m.addAction(index.data(Qt::DisplayRole).toString());
1249         act->setData(uri);
1250     }
1251
1252     QPoint popupPos = m_ui->aircraftHistory->mapToGlobal(m_ui->aircraftHistory->rect().bottomLeft());
1253     QAction* triggered = m.exec(popupPos);
1254     if (triggered) {
1255         m_selectedAircraft = triggered->data().toUrl();
1256         QModelIndex index = proxyIndexForAircraftURI(m_selectedAircraft);
1257         m_ui->aircraftList->selectionModel()->setCurrentIndex(index,
1258                                                               QItemSelectionModel::ClearAndSelect);
1259         m_ui->aircraftFilter->clear();
1260         updateSelectedAircraft();
1261     }
1262 }
1263
1264 void QtLauncher::setAirport(FGAirportRef ref)
1265 {
1266     if (m_selectedAirport == ref)
1267         return;
1268
1269     m_selectedAirport = ref;
1270     onAirportChanged();
1271
1272     if (ref.valid()) {
1273         // maintain the recent airport list
1274         QString icao = QString::fromStdString(ref->ident());
1275         if (m_recentAirports.contains(icao)) {
1276             // move to front
1277             m_recentAirports.removeOne(icao);
1278             m_recentAirports.push_front(icao);
1279         } else {
1280             // insert and trim list if necessary
1281             m_recentAirports.push_front(icao);
1282             if (m_recentAirports.size() > MAX_RECENT_AIRPORTS) {
1283                 m_recentAirports.pop_back();
1284             }
1285         }
1286     }
1287
1288     updateAirportDescription();
1289 }
1290
1291 void QtLauncher::onEditRatingsFilter()
1292 {
1293     EditRatingsFilterDialog dialog(this);
1294     dialog.setRatings(m_ratingFilters);
1295
1296     dialog.exec();
1297     if (dialog.result() == QDialog::Accepted) {
1298         QVariantList vl;
1299         for (int i=0; i<4; ++i) {
1300             m_ratingFilters[i] = dialog.getRating(i);
1301             vl.append(m_ratingFilters[i]);
1302         }
1303         m_aircraftProxy->setRatings(m_ratingFilters);
1304
1305         QSettings settings;
1306         settings.setValue("min-ratings", vl);
1307     }
1308 }
1309
1310 void QtLauncher::updateSettingsSummary()
1311 {
1312     QStringList summary;
1313     if (m_ui->timeOfDayCombo->currentIndex() > 0) {
1314         summary.append(QString(m_ui->timeOfDayCombo->currentText().toLower()));
1315     }
1316
1317     if (m_ui->seasonCombo->currentIndex() > 0) {
1318         summary.append(QString(m_ui->seasonCombo->currentText().toLower()));
1319     }
1320
1321     if (m_ui->rembrandtCheckbox->isChecked()) {
1322         summary.append("Rembrandt enabled");
1323     } else if (m_ui->msaaCheckbox->isChecked()) {
1324         summary.append("anti-aliasing");
1325     }
1326
1327     if (m_ui->fetchRealWxrCheckbox->isChecked()) {
1328         summary.append("live weather");
1329     }
1330
1331     if (m_ui->terrasyncCheck->isChecked()) {
1332         summary.append("automatic scenery downloads");
1333     }
1334
1335     if (m_ui->startPausedCheck->isChecked()) {
1336         summary.append("paused");
1337     }
1338
1339     QString s = summary.join(", ");
1340     s[0] = s[0].toUpper();
1341     m_ui->settingsDescription->setText(s);
1342 }
1343
1344 void QtLauncher::onRembrandtToggled(bool b)
1345 {
1346     // Rembrandt and multi-sample are exclusive
1347     m_ui->msaaCheckbox->setEnabled(!b);
1348 }
1349
1350 void QtLauncher::onSubsytemIdleTimeout()
1351 {
1352     globals->get_subsystem_mgr()->update(0.0);
1353 }
1354
1355 void QtLauncher::onEditPaths()
1356 {
1357     PathsDialog dlg(this, globals->packageRoot());
1358     dlg.exec();
1359     if (dlg.result() == QDialog::Accepted) {
1360         // re-scan the aircraft list
1361         QSettings settings;
1362         m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
1363         m_aircraftModel->scanDirs();
1364     }
1365 }
1366
1367 simgear::pkg::PackageRef QtLauncher::packageForAircraftURI(QUrl uri) const
1368 {
1369     if (uri.scheme() != "package") {
1370         qWarning() << "invalid URL scheme:" << uri;
1371         return simgear::pkg::PackageRef();
1372     }
1373
1374     QString ident = uri.path();
1375     return globals->packageRoot()->getPackageById(ident.toStdString());
1376 }
1377
1378 void QtLauncher::onOffsetDataChanged()
1379 {
1380     qDebug() << "implement me";
1381 }
1382
1383 #include "QtLauncher.moc"