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 <Navaids/navrecord.hxx>
  67
  68 #include <Main/options.hxx>
  69 #include <Main/fg_init.hxx>
  70 #include <Viewer/WindowBuilder.hxx>
  71 #include <Network/HTTPClient.hxx>
  72
  73 using namespace flightgear;
  74 using namespace simgear::pkg;
  75
  76 const int MAX_RECENT_AIRCRAFT = 20;
  77
  78 namespace { // anonymous namespace
  79
  80 void initNavCache()
  81 {
  82     QString baseLabel = QT_TR_NOOP("Initialising navigation data, this may take several minutes");
  83     NavDataCache* cache = NavDataCache::createInstance();
  84     if (cache->isRebuildRequired()) {
  85         QProgressDialog rebuildProgress(baseLabel,
  86                                        QString() /* cancel text */,
  87                                        0, 100);
  88         rebuildProgress.setWindowModality(Qt::WindowModal);
  89         rebuildProgress.show();
  90
  91         NavDataCache::RebuildPhase phase = cache->rebuild();
  92
  93         while (phase != NavDataCache::REBUILD_DONE) {
  94             // sleep to give the rebuild thread more time
  95             SGTimeStamp::sleepForMSec(50);
  96             phase = cache->rebuild();
  97
  98             switch (phase) {
  99             case NavDataCache::REBUILD_AIRPORTS:
 100                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading airport data"));
 101                 break;
 102
 103             case NavDataCache::REBUILD_FIXES:
 104                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading waypoint data"));
 105                 break;
 106
 107             case NavDataCache::REBUILD_NAVAIDS:
 108                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading navigation data"));
 109                 break;
 110
 111
 112             case NavDataCache::REBUILD_POIS:
 113                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading point-of-interest data"));
 114                 break;
 115
 116             default:
 117                 rebuildProgress.setLabelText(baseLabel);
 118             }
 119
 120             if (phase == NavDataCache::REBUILD_UNKNOWN) {
 121                 rebuildProgress.setValue(0);
 122                 rebuildProgress.setMaximum(0);
 123             } else {
 124                 rebuildProgress.setValue(cache->rebuildPhaseCompletionPercentage());
 125                 rebuildProgress.setMaximum(100);
 126             }
 127
 128             QCoreApplication::processEvents();
 129         }
 130     }
 131 }
 132
 133 class ArgumentsTokenizer
 134 {
 135 public:
 136     class Arg
 137     {
 138     public:
 139         explicit Arg(QString k, QString v = QString()) : arg(k), value(v) {}
 140
 141         QString arg;
 142         QString value;
 143     };
 144
 145     QList<Arg> tokenize(QString in) const
 146     {
 147         int index = 0;
 148         const int len = in.count();
 149         QChar c, nc;
 150         State state = Start;
 151         QString key, value;
 152         QList<Arg> result;
 153
 154         for (; index < len; ++index) {
 155             c = in.at(index);
 156             nc = index < (len - 1) ? in.at(index + 1) : QChar();
 157
 158             switch (state) {
 159             case Start:
 160                 if (c == QChar('-')) {
 161                     if (nc == QChar('-')) {
 162                         state = Key;
 163                         key.clear();
 164                         ++index;
 165                     } else {
 166                         // should we pemit single hyphen arguments?
 167                         // choosing to fail for now
 168                         return QList<Arg>();
 169                     }
 170                 } else if (c == QChar('#')) {
 171                     state = Comment;
 172                     break;
 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
 215             case Comment:
 216                 if ((c == QChar('\n')) || (c == QChar('\r'))) {
 217                     state = Start;
 218                     break;
 219                 } else {
 220                     // nothing to do, eat comment chars
 221                 }
 222                 break;
 223             } // of state switch
 224         } // of character loop
 225
 226         // ensure last argument isn't lost
 227         if (state == Key) {
 228             result.append(Arg(key));
 229         } else if (state == Value) {
 230             result.append(Arg(key, value));
 231         }
 232
 233         return result;
 234     }
 235
 236 private:
 237     enum State {
 238         Start = 0,
 239         Key,
 240         Value,
 241         Quoted,
 242         Comment
 243     };
 244 };
 245
 246 } // of anonymous namespace
 247
 248 class AircraftProxyModel : public QSortFilterProxyModel
 249 {
 250     Q_OBJECT
 251 public:
 252     AircraftProxyModel(QObject* pr) :
 253         QSortFilterProxyModel(pr),
 254         m_ratingsFilter(true)
 255     {
 256         for (int i=0; i<4; ++i) {
 257             m_ratings[i] = 3;
 258         }
 259     }
 260
 261     void setRatings(int* ratings)
 262     {
 263         ::memcpy(m_ratings, ratings, sizeof(int) * 4);
 264         invalidate();
 265     }
 266
 267 public slots:
 268     void setRatingFilterEnabled(bool e)
 269     {
 270         if (e == m_ratingsFilter) {
 271             return;
 272         }
 273
 274         m_ratingsFilter = e;
 275         invalidate();
 276     }
 277
 278 protected:
 279     bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
 280     {
 281         if (!QSortFilterProxyModel::filterAcceptsRow(sourceRow, sourceParent)) {
 282             return false;
 283         }
 284
 285         if (m_ratingsFilter) {
 286             QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
 287             for (int i=0; i<4; ++i) {
 288                 if (m_ratings[i] > index.data(AircraftRatingRole + i).toInt()) {
 289                     return false;
 290                 }
 291             }
 292         }
 293
 294         return true;
 295     }
 296
 297 private:
 298     bool m_ratingsFilter;
 299     int m_ratings[4];
 300 };
 301
 302 static void initQtResources()
 303 {
 304     Q_INIT_RESOURCE(resources);
 305 }
 306
 307 namespace flightgear
 308 {
 309
 310 void initApp(int& argc, char** argv)
 311 {
 312     sglog().setLogLevels( SG_ALL, SG_INFO );
 313     initQtResources(); // can't be called from a namespace
 314
 315     static bool qtInitDone = false;
 316     static int s_argc;
 317
 318     if (!qtInitDone) {
 319         qtInitDone = true;
 320         s_argc = argc; // QApplication only stores a reference to argc,
 321         // and may crash if it is freed
 322         // http://doc.qt.io/qt-5/qguiapplication.html#QGuiApplication
 323
 324         QApplication* app = new QApplication(s_argc, argv);
 325         app->setOrganizationName("FlightGear");
 326         app->setApplicationName("FlightGear");
 327         app->setOrganizationDomain("flightgear.org");
 328
 329         // avoid double Apple menu and other weirdness if both Qt and OSG
 330         // try to initialise various Cocoa structures.
 331         flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 332
 333         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 334         if (mods & Qt::AltModifier) {
 335             qWarning() << "Alt pressed during launch";
 336
 337             // wipe out our settings
 338             QSettings settings;
 339             settings.clear();
 340
 341
 342             Options::sharedInstance()->addOption("restore-defaults", "");
 343         }
 344     }
 345 }
 346
 347 bool runLauncherDialog()
 348 {
 349     sglog().setLogLevels( SG_ALL, SG_INFO );
 350
 351     initQtResources(); // can't be called inside a namespaceb
 352
 353     // startup the nav-cache now. This pre-empts normal startup of
 354     // the cache, but no harm done. (Providing scenery paths are consistent)
 355
 356     initNavCache();
 357
 358     fgInitPackageRoot();
 359
 360     // startup the HTTP system now since packages needs it
 361     FGHTTPClient* http = new FGHTTPClient;
 362     globals->add_subsystem("http", http);
 363     // we guard against re-init in the global phase; bind and postinit
 364     // will happen as normal
 365     http->init();
 366
 367     // setup scenery paths now, especially TerraSync path for airport
 368     // parking locations (after they're downloaded)
 369
 370     QtLauncher dlg;
 371     dlg.exec();
 372     if (dlg.result() != QDialog::Accepted) {
 373         return false;
 374     }
 375
 376     return true;
 377 }
 378
 379 bool runInAppLauncherDialog()
 380 {
 381     QtLauncher dlg;
 382     dlg.setInAppMode();
 383     dlg.exec();
 384     if (dlg.result() != QDialog::Accepted) {
 385         return false;
 386     }
 387
 388     return true;
 389 }
 390
 391 } // of namespace flightgear
 392
 393 QtLauncher::QtLauncher() :
 394     QDialog(),
 395     m_ui(NULL),
 396     m_subsystemIdleTimer(NULL),
 397     m_inAppMode(false)
 398 {
 399     m_ui.reset(new Ui::Launcher);
 400     m_ui->setupUi(this);
 401
 402 #if QT_VERSION >= 0x050300
 403     // don't require Qt 5.3
 404     m_ui->commandLineArgs->setPlaceholderText("--option=value --prop:/sim/name=value");
 405 #endif
 406
 407 #if QT_VERSION >= 0x050200
 408     m_ui->aircraftFilter->setClearButtonEnabled(true);
 409 #endif
 410
 411     for (int i=0; i<4; ++i) {
 412         m_ratingFilters[i] = 3;
 413     }
 414
 415     m_subsystemIdleTimer = new QTimer(this);
 416     m_subsystemIdleTimer->setInterval(0);
 417     connect(m_subsystemIdleTimer, &QTimer::timeout,
 418             this, &QtLauncher::onSubsytemIdleTimeout);
 419     m_subsystemIdleTimer->start();
 420
 421     // create and configure the proxy model
 422     m_aircraftProxy = new AircraftProxyModel(this);
 423     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 424             m_aircraftProxy, &AircraftProxyModel::setRatingFilterEnabled);
 425     connect(m_ui->aircraftFilter, &QLineEdit::textChanged,
 426             m_aircraftProxy, &QSortFilterProxyModel::setFilterFixedString);
 427
 428     connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 429     connect(m_ui->quitButton, SIGNAL(clicked()), this, SLOT(onQuit()));
 430
 431     connect(m_ui->aircraftHistory, &QPushButton::clicked,
 432           this, &QtLauncher::onPopupAircraftHistory);
 433
 434     connect(m_ui->location, &LocationWidget::descriptionChanged,
 435             m_ui->locationDescription, &QLabel::setText);
 436
 437     QAction* qa = new QAction(this);
 438     qa->setShortcut(QKeySequence("Ctrl+Q"));
 439     connect(qa, &QAction::triggered, this, &QtLauncher::onQuit);
 440     addAction(qa);
 441
 442     connect(m_ui->editRatingFilter, &QPushButton::clicked,
 443             this, &QtLauncher::onEditRatingsFilter);
 444
 445     QIcon historyIcon(":/history-icon");
 446     m_ui->aircraftHistory->setIcon(historyIcon);
 447
 448     connect(m_ui->timeOfDayCombo, SIGNAL(currentIndexChanged(int)),
 449             this, SLOT(updateSettingsSummary()));
 450     connect(m_ui->seasonCombo, SIGNAL(currentIndexChanged(int)),
 451             this, SLOT(updateSettingsSummary()));
 452     connect(m_ui->fetchRealWxrCheckbox, SIGNAL(toggled(bool)),
 453             this, SLOT(updateSettingsSummary()));
 454     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 455             this, SLOT(updateSettingsSummary()));
 456     connect(m_ui->terrasyncCheck, SIGNAL(toggled(bool)),
 457             this, SLOT(updateSettingsSummary()));
 458     connect(m_ui->startPausedCheck, SIGNAL(toggled(bool)),
 459             this, SLOT(updateSettingsSummary()));
 460     connect(m_ui->msaaCheckbox, SIGNAL(toggled(bool)),
 461             this, SLOT(updateSettingsSummary()));
 462
 463     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 464             this, SLOT(onRembrandtToggled(bool)));
 465     connect(m_ui->terrasyncCheck, &QCheckBox::toggled,
 466             this, &QtLauncher::onToggleTerrasync);
 467     updateSettingsSummary();
 468
 469     m_aircraftModel = new AircraftItemModel(this, RootRef(globals->packageRoot()));
 470     m_aircraftProxy->setSourceModel(m_aircraftModel);
 471
 472     m_aircraftProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
 473     m_aircraftProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
 474     m_aircraftProxy->setSortRole(Qt::DisplayRole);
 475     m_aircraftProxy->setDynamicSortFilter(true);
 476
 477     m_ui->aircraftList->setModel(m_aircraftProxy);
 478     m_ui->aircraftList->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 479     AircraftItemDelegate* delegate = new AircraftItemDelegate(m_ui->aircraftList);
 480     m_ui->aircraftList->setItemDelegate(delegate);
 481     m_ui->aircraftList->setSelectionMode(QAbstractItemView::SingleSelection);
 482     connect(m_ui->aircraftList, &QListView::clicked,
 483             this, &QtLauncher::onAircraftSelected);
 484     connect(delegate, &AircraftItemDelegate::variantChanged,
 485             this, &QtLauncher::onAircraftSelected);
 486     connect(delegate, &AircraftItemDelegate::requestInstall,
 487             this, &QtLauncher::onRequestPackageInstall);
 488     connect(delegate, &AircraftItemDelegate::cancelDownload,
 489             this, &QtLauncher::onCancelDownload);
 490
 491     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallCompleted,
 492             this, &QtLauncher::onAircraftInstalledCompleted);
 493     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallFailed,
 494             this, &QtLauncher::onAircraftInstallFailed);
 495     connect(m_aircraftModel, &AircraftItemModel::scanCompleted,
 496             this, &QtLauncher::updateSelectedAircraft);
 497     connect(m_ui->pathsButton, &QPushButton::clicked,
 498             this, &QtLauncher::onEditPaths);
 499
 500     restoreSettings();
 501
 502     QSettings settings;
 503     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
 504     m_aircraftModel->scanDirs();
 505 }
 506
 507 QtLauncher::~QtLauncher()
 508 {
 509
 510 }
 511
 512 void QtLauncher::setInAppMode()
 513 {
 514   m_inAppMode = true;
 515   m_ui->tabWidget->removeTab(2);
 516   m_ui->runButton->setText(tr("Apply"));
 517   m_ui->quitButton->setText(tr("Cancel"));
 518
 519   disconnect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 520   connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onApply()));
 521 }
 522
 523 void QtLauncher::restoreSettings()
 524 {
 525     QSettings settings;
 526     m_ui->rembrandtCheckbox->setChecked(settings.value("enable-rembrandt", false).toBool());
 527     m_ui->terrasyncCheck->setChecked(settings.value("enable-terrasync", true).toBool());
 528     m_ui->fullScreenCheckbox->setChecked(settings.value("start-fullscreen", false).toBool());
 529     m_ui->msaaCheckbox->setChecked(settings.value("enable-msaa", false).toBool());
 530     m_ui->fetchRealWxrCheckbox->setChecked(settings.value("enable-realwx", true).toBool());
 531     m_ui->startPausedCheck->setChecked(settings.value("start-paused", false).toBool());
 532     m_ui->timeOfDayCombo->setCurrentIndex(settings.value("timeofday", 0).toInt());
 533     m_ui->seasonCombo->setCurrentIndex(settings.value("season", 0).toInt());
 534
 535     // full paths to -set.xml files
 536     m_recentAircraft = QUrl::fromStringList(settings.value("recent-aircraft").toStringList());
 537
 538     if (!m_recentAircraft.empty()) {
 539         m_selectedAircraft = m_recentAircraft.front();
 540     } else {
 541         // select the default C172p
 542     }
 543
 544     updateSelectedAircraft();
 545     m_ui->location->restoreSettings();
 546
 547     // rating filters
 548     m_ui->ratingsFilterCheck->setChecked(settings.value("ratings-filter", true).toBool());
 549     int index = 0;
 550     Q_FOREACH(QVariant v, settings.value("min-ratings").toList()) {
 551         m_ratingFilters[index++] = v.toInt();
 552     }
 553
 554     m_aircraftProxy->setRatingFilterEnabled(m_ui->ratingsFilterCheck->isChecked());
 555     m_aircraftProxy->setRatings(m_ratingFilters);
 556
 557     m_ui->commandLineArgs->setPlainText(settings.value("additional-args").toString());
 558 }
 559
 560 void QtLauncher::saveSettings()
 561 {
 562     QSettings settings;
 563     settings.setValue("enable-rembrandt", m_ui->rembrandtCheckbox->isChecked());
 564     settings.setValue("enable-terrasync", m_ui->terrasyncCheck->isChecked());
 565     settings.setValue("enable-msaa", m_ui->msaaCheckbox->isChecked());
 566     settings.setValue("start-fullscreen", m_ui->fullScreenCheckbox->isChecked());
 567     settings.setValue("enable-realwx", m_ui->fetchRealWxrCheckbox->isChecked());
 568     settings.setValue("start-paused", m_ui->startPausedCheck->isChecked());
 569     settings.setValue("ratings-filter", m_ui->ratingsFilterCheck->isChecked());
 570     settings.setValue("recent-aircraft", QUrl::toStringList(m_recentAircraft));
 571
 572     settings.setValue("timeofday", m_ui->timeOfDayCombo->currentIndex());
 573     settings.setValue("season", m_ui->seasonCombo->currentIndex());
 574     settings.setValue("additional-args", m_ui->commandLineArgs->toPlainText());
 575
 576     m_ui->location->saveSettings();
 577     qDebug() << "saving settings";
 578 }
 579
 580 void QtLauncher::setEnableDisableOptionFromCheckbox(QCheckBox* cbox, QString name) const
 581 {
 582     flightgear::Options* opt = flightgear::Options::sharedInstance();
 583     std::string stdName(name.toStdString());
 584     if (cbox->isChecked()) {
 585         opt->addOption("enable-" + stdName, "");
 586     } else {
 587         opt->addOption("disable-" + stdName, "");
 588     }
 589 }
 590
 591 void QtLauncher::onRun()
 592 {
 593     accept();
 594
 595     flightgear::Options* opt = flightgear::Options::sharedInstance();
 596     setEnableDisableOptionFromCheckbox(m_ui->terrasyncCheck, "terrasync");
 597     setEnableDisableOptionFromCheckbox(m_ui->fetchRealWxrCheckbox, "real-weather-fetch");
 598     setEnableDisableOptionFromCheckbox(m_ui->rembrandtCheckbox, "rembrandt");
 599     setEnableDisableOptionFromCheckbox(m_ui->fullScreenCheckbox, "fullscreen");
 600 //    setEnableDisableOptionFromCheckbox(m_ui->startPausedCheck, "freeze");
 601
 602     bool startPaused = m_ui->startPausedCheck->isChecked() ||
 603             m_ui->location->shouldStartPaused();
 604     if (startPaused) {
 605         qDebug() << "will start paused";
 606         opt->addOption("enable-freeze", "");
 607     }
 608
 609     // MSAA is more complex
 610     if (!m_ui->rembrandtCheckbox->isChecked()) {
 611         if (m_ui->msaaCheckbox->isChecked()) {
 612             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 1);
 613             globals->get_props()->setIntValue("/sim/rendering/multi-samples", 4);
 614         } else {
 615             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 0);
 616         }
 617     }
 618
 619     // aircraft
 620     if (!m_selectedAircraft.isEmpty()) {
 621         if (m_selectedAircraft.isLocalFile()) {
 622             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 623             opt->addOption("aircraft-dir", setFileInfo.dir().absolutePath().toStdString());
 624             QString setFile = setFileInfo.fileName();
 625             Q_ASSERT(setFile.endsWith("-set.xml"));
 626             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 627             opt->addOption("aircraft", setFile.toStdString());
 628         } else if (m_selectedAircraft.scheme() == "package") {
 629             PackageRef pkg = packageForAircraftURI(m_selectedAircraft);
 630             // no need to set aircraft-dir, handled by the corresponding code
 631             // in fgInitAircraft
 632             opt->addOption("aircraft", pkg->qualifiedId());
 633         } else {
 634             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 635         }
 636
 637       // manage aircraft history
 638         if (m_recentAircraft.contains(m_selectedAircraft))
 639           m_recentAircraft.removeOne(m_selectedAircraft);
 640         m_recentAircraft.prepend(m_selectedAircraft);
 641         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 642           m_recentAircraft.pop_back();
 643     }
 644
 645     m_ui->location->setLocationOptions();
 646
 647     // time of day
 648     if (m_ui->timeOfDayCombo->currentIndex() != 0) {
 649         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 650         opt->addOption("timeofday", dayval.toStdString());
 651     }
 652
 653     if (m_ui->seasonCombo->currentIndex() != 0) {
 654         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 655         opt->addOption("season", dayval.toStdString());
 656     }
 657
 658     QSettings settings;
 659     QString downloadDir = settings.value("download-dir").toString();
 660     if (!downloadDir.isEmpty()) {
 661         QDir d(downloadDir);
 662         if (!d.exists()) {
 663             int result = QMessageBox::question(this, tr("Create download folder?"),
 664                                   tr("The selected location for downloads does not exist. Create it?"),
 665                                                QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
 666             if (result == QMessageBox::Cancel) {
 667                 return;
 668             }
 669
 670             if (result == QMessageBox::Yes) {
 671                 d.mkpath(downloadDir);
 672             }
 673         }
 674
 675         qDebug() << "Download dir is:" << downloadDir;
 676         opt->addOption("download-dir", downloadDir.toStdString());
 677     }
 678
 679     // scenery paths
 680     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 681         opt->addOption("fg-scenery", path.toStdString());
 682     }
 683
 684     // aircraft paths
 685     Q_FOREACH(QString path, settings.value("aircraft-paths").toStringList()) {
 686         // can't use fg-aircraft for this, as it is processed before the launcher is run
 687         globals->append_aircraft_path(path.toStdString());
 688     }
 689
 690     // additional arguments
 691     ArgumentsTokenizer tk;
 692     Q_FOREACH(ArgumentsTokenizer::Arg a, tk.tokenize(m_ui->commandLineArgs->toPlainText())) {
 693         if (a.arg.startsWith("prop:")) {
 694             QString v = a.arg.mid(5) + "=" + a.value;
 695             opt->addOption("prop", v.toStdString());
 696         } else {
 697             opt->addOption(a.arg.toStdString(), a.value.toStdString());
 698         }
 699     }
 700
 701     saveSettings();
 702 }
 703
 704
 705 void QtLauncher::onApply()
 706 {
 707     accept();
 708
 709     // aircraft
 710     if (!m_selectedAircraft.isEmpty()) {
 711         std::string aircraftPropValue,
 712             aircraftDir;
 713
 714         if (m_selectedAircraft.isLocalFile()) {
 715             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 716             QString setFile = setFileInfo.fileName();
 717             Q_ASSERT(setFile.endsWith("-set.xml"));
 718             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 719             aircraftDir = setFileInfo.dir().absolutePath().toStdString();
 720             aircraftPropValue = setFile.toStdString();
 721         } else if (m_selectedAircraft.scheme() == "package") {
 722             PackageRef pkg = packageForAircraftURI(m_selectedAircraft);
 723             // no need to set aircraft-dir, handled by the corresponding code
 724             // in fgInitAircraft
 725             aircraftPropValue = pkg->qualifiedId();
 726         } else {
 727             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 728         }
 729
 730         // manage aircraft history
 731         if (m_recentAircraft.contains(m_selectedAircraft))
 732             m_recentAircraft.removeOne(m_selectedAircraft);
 733         m_recentAircraft.prepend(m_selectedAircraft);
 734         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 735             m_recentAircraft.pop_back();
 736
 737         globals->get_props()->setStringValue("/sim/aircraft", aircraftPropValue);
 738         globals->get_props()->setStringValue("/sim/aircraft-dir", aircraftDir);
 739     }
 740
 741
 742     saveSettings();
 743 }
 744
 745 void QtLauncher::onQuit()
 746 {
 747     reject();
 748 }
 749
 750 void QtLauncher::onToggleTerrasync(bool enabled)
 751 {
 752     if (enabled) {
 753         QSettings settings;
 754         QString downloadDir = settings.value("download-dir").toString();
 755         if (downloadDir.isEmpty()) {
 756             downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 757         }
 758
 759         QFileInfo info(downloadDir);
 760         if (!info.exists()) {
 761             QMessageBox msg;
 762             msg.setWindowTitle(tr("Create download folder?"));
 763             msg.setText(tr("The download folder '%1' does not exist, create it now? "
 764                            "Click 'change location' to choose another folder "
 765                            "to store downloaded files").arg(downloadDir));
 766             msg.addButton(QMessageBox::Yes);
 767             msg.addButton(QMessageBox::Cancel);
 768             msg.addButton(tr("Change location"), QMessageBox::ActionRole);
 769             int result = msg.exec();
 770
 771             if (result == QMessageBox::Cancel) {
 772                 m_ui->terrasyncCheck->setChecked(false);
 773                 return;
 774             }
 775
 776             if (result == QMessageBox::ActionRole) {
 777                 onEditPaths();
 778                 return;
 779             }
 780
 781             QDir d(downloadDir);
 782             d.mkpath(downloadDir);
 783         }
 784     } // of is enabled
 785 }
 786
 787 void QtLauncher::onAircraftInstalledCompleted(QModelIndex index)
 788 {
 789     maybeUpdateSelectedAircraft(index);
 790 }
 791
 792 void QtLauncher::onAircraftInstallFailed(QModelIndex index, QString errorMessage)
 793 {
 794     qWarning() << Q_FUNC_INFO << index.data(AircraftURIRole) << errorMessage;
 795
 796     QMessageBox msg;
 797     msg.setWindowTitle(tr("Aircraft installation failed"));
 798     msg.setText(tr("An error occurred installing the aircraft %1: %2").
 799                 arg(index.data(Qt::DisplayRole).toString()).arg(errorMessage));
 800     msg.addButton(QMessageBox::Ok);
 801     msg.exec();
 802
 803     maybeUpdateSelectedAircraft(index);
 804 }
 805
 806 void QtLauncher::onAircraftSelected(const QModelIndex& index)
 807 {
 808     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
 809     updateSelectedAircraft();
 810 }
 811
 812 void QtLauncher::onRequestPackageInstall(const QModelIndex& index)
 813 {
 814     QString pkg = index.data(AircraftPackageIdRole).toString();
 815     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
 816     if (pref->isInstalled()) {
 817         InstallRef install = pref->existingInstall();
 818         if (install && install->hasUpdate()) {
 819             globals->packageRoot()->scheduleToUpdate(install);
 820         }
 821     } else {
 822         pref->install();
 823     }
 824 }
 825
 826 void QtLauncher::onCancelDownload(const QModelIndex& index)
 827 {
 828     QString pkg = index.data(AircraftPackageIdRole).toString();
 829     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
 830     simgear::pkg::InstallRef i = pref->existingInstall();
 831     i->cancelDownload();
 832 }
 833
 834 void QtLauncher::maybeUpdateSelectedAircraft(QModelIndex index)
 835 {
 836     QUrl u = index.data(AircraftURIRole).toUrl();
 837     if (u == m_selectedAircraft) {
 838         // potentially enable the run button now!
 839         updateSelectedAircraft();
 840     }
 841 }
 842
 843 void QtLauncher::updateSelectedAircraft()
 844 {
 845     QModelIndex index = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 846     if (index.isValid()) {
 847         QPixmap pm = index.data(Qt::DecorationRole).value<QPixmap>();
 848         m_ui->thumbnail->setPixmap(pm);
 849         m_ui->aircraftDescription->setText(index.data(Qt::DisplayRole).toString());
 850
 851         int status = index.data(AircraftPackageStatusRole).toInt();
 852         bool canRun = (status == PackageInstalled);
 853         m_ui->runButton->setEnabled(canRun);
 854
 855         LauncherAircraftType aircraftType = Airplane;
 856         if (index.data(AircraftIsHelicopterRole).toBool()) {
 857             aircraftType = Helicopter;
 858         } else if (index.data(AircraftIsSeaplaneRole).toBool()) {
 859             aircraftType = Seaplane;
 860         }
 861
 862         m_ui->location->setAircraftType(aircraftType);
 863     } else {
 864         m_ui->thumbnail->setPixmap(QPixmap());
 865         m_ui->aircraftDescription->setText("");
 866         m_ui->runButton->setEnabled(false);
 867     }
 868 }
 869
 870 QModelIndex QtLauncher::proxyIndexForAircraftURI(QUrl uri) const
 871 {
 872   return m_aircraftProxy->mapFromSource(sourceIndexForAircraftURI(uri));
 873 }
 874
 875 QModelIndex QtLauncher::sourceIndexForAircraftURI(QUrl uri) const
 876 {
 877     AircraftItemModel* sourceModel = qobject_cast<AircraftItemModel*>(m_aircraftProxy->sourceModel());
 878     Q_ASSERT(sourceModel);
 879     return sourceModel->indexOfAircraftURI(uri);
 880 }
 881
 882 void QtLauncher::onPopupAircraftHistory()
 883 {
 884     if (m_recentAircraft.isEmpty()) {
 885         return;
 886     }
 887
 888     QMenu m;
 889     Q_FOREACH(QUrl uri, m_recentAircraft) {
 890         QModelIndex index = sourceIndexForAircraftURI(uri);
 891         if (!index.isValid()) {
 892             // not scanned yet
 893             continue;
 894         }
 895         QAction* act = m.addAction(index.data(Qt::DisplayRole).toString());
 896         act->setData(uri);
 897     }
 898
 899     QPoint popupPos = m_ui->aircraftHistory->mapToGlobal(m_ui->aircraftHistory->rect().bottomLeft());
 900     QAction* triggered = m.exec(popupPos);
 901     if (triggered) {
 902         m_selectedAircraft = triggered->data().toUrl();
 903         QModelIndex index = proxyIndexForAircraftURI(m_selectedAircraft);
 904         m_ui->aircraftList->selectionModel()->setCurrentIndex(index,
 905                                                               QItemSelectionModel::ClearAndSelect);
 906         m_ui->aircraftFilter->clear();
 907         updateSelectedAircraft();
 908     }
 909 }
 910
 911 void QtLauncher::onEditRatingsFilter()
 912 {
 913     EditRatingsFilterDialog dialog(this);
 914     dialog.setRatings(m_ratingFilters);
 915
 916     dialog.exec();
 917     if (dialog.result() == QDialog::Accepted) {
 918         QVariantList vl;
 919         for (int i=0; i<4; ++i) {
 920             m_ratingFilters[i] = dialog.getRating(i);
 921             vl.append(m_ratingFilters[i]);
 922         }
 923         m_aircraftProxy->setRatings(m_ratingFilters);
 924
 925         QSettings settings;
 926         settings.setValue("min-ratings", vl);
 927     }
 928 }
 929
 930 void QtLauncher::updateSettingsSummary()
 931 {
 932     QStringList summary;
 933     if (m_ui->timeOfDayCombo->currentIndex() > 0) {
 934         summary.append(QString(m_ui->timeOfDayCombo->currentText().toLower()));
 935     }
 936
 937     if (m_ui->seasonCombo->currentIndex() > 0) {
 938         summary.append(QString(m_ui->seasonCombo->currentText().toLower()));
 939     }
 940
 941     if (m_ui->rembrandtCheckbox->isChecked()) {
 942         summary.append("Rembrandt enabled");
 943     } else if (m_ui->msaaCheckbox->isChecked()) {
 944         summary.append("anti-aliasing");
 945     }
 946
 947     if (m_ui->fetchRealWxrCheckbox->isChecked()) {
 948         summary.append("live weather");
 949     }
 950
 951     if (m_ui->terrasyncCheck->isChecked()) {
 952         summary.append("automatic scenery downloads");
 953     }
 954
 955     if (m_ui->startPausedCheck->isChecked()) {
 956         summary.append("paused");
 957     }
 958
 959     QString s = summary.join(", ");
 960     s[0] = s[0].toUpper();
 961     m_ui->settingsDescription->setText(s);
 962 }
 963
 964 void QtLauncher::onRembrandtToggled(bool b)
 965 {
 966     // Rembrandt and multi-sample are exclusive
 967     m_ui->msaaCheckbox->setEnabled(!b);
 968 }
 969
 970 void QtLauncher::onSubsytemIdleTimeout()
 971 {
 972     globals->get_subsystem_mgr()->update(0.0);
 973 }
 974
 975 void QtLauncher::onEditPaths()
 976 {
 977     PathsDialog dlg(this, globals->packageRoot());
 978     dlg.exec();
 979     if (dlg.result() == QDialog::Accepted) {
 980         // re-scan the aircraft list
 981         QSettings settings;
 982         m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
 983         m_aircraftModel->scanDirs();
 984     }
 985 }
 986
 987 simgear::pkg::PackageRef QtLauncher::packageForAircraftURI(QUrl uri) const
 988 {
 989     if (uri.scheme() != "package") {
 990         qWarning() << "invalid URL scheme:" << uri;
 991         return simgear::pkg::PackageRef();
 992     }
 993
 994     QString ident = uri.path();
 995     return globals->packageRoot()->getPackageById(ident.toStdString());
 996 }
 997
 998
 999 #include "QtLauncher.moc"