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 #include <Navaids/SHPParser.hxx>
  68
  69 #include <Main/options.hxx>
  70 #include <Main/fg_init.hxx>
  71 #include <Viewer/WindowBuilder.hxx>
  72 #include <Network/HTTPClient.hxx>
  73
  74 using namespace flightgear;
  75 using namespace simgear::pkg;
  76
  77 const int MAX_RECENT_AIRCRAFT = 20;
  78
  79 namespace { // anonymous namespace
  80
  81 void initNavCache()
  82 {
  83     QString baseLabel = QT_TR_NOOP("Initialising navigation data, this may take several minutes");
  84     NavDataCache* cache = NavDataCache::createInstance();
  85     if (cache->isRebuildRequired()) {
  86         QProgressDialog rebuildProgress(baseLabel,
  87                                        QString() /* cancel text */,
  88                                        0, 100);
  89         rebuildProgress.setWindowModality(Qt::WindowModal);
  90         rebuildProgress.show();
  91
  92         NavDataCache::RebuildPhase phase = cache->rebuild();
  93
  94         while (phase != NavDataCache::REBUILD_DONE) {
  95             // sleep to give the rebuild thread more time
  96             SGTimeStamp::sleepForMSec(50);
  97             phase = cache->rebuild();
  98
  99             switch (phase) {
 100             case NavDataCache::REBUILD_AIRPORTS:
 101                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading airport data"));
 102                 break;
 103
 104             case NavDataCache::REBUILD_FIXES:
 105                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading waypoint data"));
 106                 break;
 107
 108             case NavDataCache::REBUILD_NAVAIDS:
 109                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading navigation data"));
 110                 break;
 111
 112
 113             case NavDataCache::REBUILD_POIS:
 114                 rebuildProgress.setLabelText(QT_TR_NOOP("Loading point-of-interest data"));
 115                 break;
 116
 117             default:
 118                 rebuildProgress.setLabelText(baseLabel);
 119             }
 120
 121             if (phase == NavDataCache::REBUILD_UNKNOWN) {
 122                 rebuildProgress.setValue(0);
 123                 rebuildProgress.setMaximum(0);
 124             } else {
 125                 rebuildProgress.setValue(cache->rebuildPhaseCompletionPercentage());
 126                 rebuildProgress.setMaximum(100);
 127             }
 128
 129             QCoreApplication::processEvents();
 130         }
 131     }
 132 }
 133
 134 class ArgumentsTokenizer
 135 {
 136 public:
 137     class Arg
 138     {
 139     public:
 140         explicit Arg(QString k, QString v = QString()) : arg(k), value(v) {}
 141
 142         QString arg;
 143         QString value;
 144     };
 145
 146     QList<Arg> tokenize(QString in) const
 147     {
 148         int index = 0;
 149         const int len = in.count();
 150         QChar c, nc;
 151         State state = Start;
 152         QString key, value;
 153         QList<Arg> result;
 154
 155         for (; index < len; ++index) {
 156             c = in.at(index);
 157             nc = index < (len - 1) ? in.at(index + 1) : QChar();
 158
 159             switch (state) {
 160             case Start:
 161                 if (c == QChar('-')) {
 162                     if (nc == QChar('-')) {
 163                         state = Key;
 164                         key.clear();
 165                         ++index;
 166                     } else {
 167                         // should we pemit single hyphen arguments?
 168                         // choosing to fail for now
 169                         return QList<Arg>();
 170                     }
 171                 } else if (c == QChar('#')) {
 172                     state = Comment;
 173                     break;
 174                 } else if (c.isSpace()) {
 175                     break;
 176                 }
 177                 break;
 178
 179             case Key:
 180                 if (c == QChar('=')) {
 181                     state = Value;
 182                     value.clear();
 183                 } else if (c.isSpace()) {
 184                     state = Start;
 185                     result.append(Arg(key));
 186                 } else {
 187                     // could check for illegal charatcers here
 188                     key.append(c);
 189                 }
 190                 break;
 191
 192             case Value:
 193                 if (c == QChar('"')) {
 194                     state = Quoted;
 195                 } else if (c.isSpace()) {
 196                     state = Start;
 197                     result.append(Arg(key, value));
 198                 } else {
 199                     value.append(c);
 200                 }
 201                 break;
 202
 203             case Quoted:
 204                 if (c == QChar('\\')) {
 205                     // check for escaped double-quote inside quoted value
 206                     if (nc == QChar('"')) {
 207                         ++index;
 208                     }
 209                 } else if (c == QChar('"')) {
 210                     state = Value;
 211                 } else {
 212                     value.append(c);
 213                 }
 214                 break;
 215
 216             case Comment:
 217                 if ((c == QChar('\n')) || (c == QChar('\r'))) {
 218                     state = Start;
 219                     break;
 220                 } else {
 221                     // nothing to do, eat comment chars
 222                 }
 223                 break;
 224             } // of state switch
 225         } // of character loop
 226
 227         // ensure last argument isn't lost
 228         if (state == Key) {
 229             result.append(Arg(key));
 230         } else if (state == Value) {
 231             result.append(Arg(key, value));
 232         }
 233
 234         return result;
 235     }
 236
 237 private:
 238     enum State {
 239         Start = 0,
 240         Key,
 241         Value,
 242         Quoted,
 243         Comment
 244     };
 245 };
 246
 247 } // of anonymous namespace
 248
 249 class AircraftProxyModel : public QSortFilterProxyModel
 250 {
 251     Q_OBJECT
 252 public:
 253     AircraftProxyModel(QObject* pr) :
 254         QSortFilterProxyModel(pr),
 255         m_ratingsFilter(true),
 256         m_onlyShowInstalled(false)
 257     {
 258         for (int i=0; i<4; ++i) {
 259             m_ratings[i] = 3;
 260         }
 261     }
 262
 263     void setRatings(int* ratings)
 264     {
 265         ::memcpy(m_ratings, ratings, sizeof(int) * 4);
 266         invalidate();
 267     }
 268
 269 public slots:
 270     void setRatingFilterEnabled(bool e)
 271     {
 272         if (e == m_ratingsFilter) {
 273             return;
 274         }
 275
 276         m_ratingsFilter = e;
 277         invalidate();
 278     }
 279
 280     void setInstalledFilterEnabled(bool e)
 281     {
 282         if (e == m_onlyShowInstalled) {
 283             return;
 284         }
 285
 286         m_onlyShowInstalled = e;
 287         invalidate();
 288     }
 289
 290 protected:
 291     bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
 292     {
 293         if (!QSortFilterProxyModel::filterAcceptsRow(sourceRow, sourceParent)) {
 294             return false;
 295         }
 296
 297         if (m_onlyShowInstalled) {
 298             QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
 299             QVariant v = index.data(AircraftPackageStatusRole);
 300             AircraftItemStatus status = static_cast<AircraftItemStatus>(v.toInt());
 301             if (status == PackageNotInstalled) {
 302                 return false;
 303             }
 304         }
 305
 306         if (!m_onlyShowInstalled && m_ratingsFilter) {
 307             QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
 308             for (int i=0; i<4; ++i) {
 309                 if (m_ratings[i] > index.data(AircraftRatingRole + i).toInt()) {
 310                     return false;
 311                 }
 312             }
 313         }
 314
 315         return true;
 316     }
 317
 318 private:
 319     bool m_ratingsFilter;
 320     bool m_onlyShowInstalled;
 321     int m_ratings[4];
 322 };
 323
 324 static void initQtResources()
 325 {
 326     Q_INIT_RESOURCE(resources);
 327 }
 328
 329 namespace flightgear
 330 {
 331
 332 void initApp(int& argc, char** argv)
 333 {
 334     sglog().setLogLevels( SG_ALL, SG_INFO );
 335     initQtResources(); // can't be called from a namespace
 336
 337     static bool qtInitDone = false;
 338     static int s_argc;
 339
 340     if (!qtInitDone) {
 341         qtInitDone = true;
 342         s_argc = argc; // QApplication only stores a reference to argc,
 343         // and may crash if it is freed
 344         // http://doc.qt.io/qt-5/qguiapplication.html#QGuiApplication
 345
 346         QApplication* app = new QApplication(s_argc, argv);
 347         app->setOrganizationName("FlightGear");
 348         app->setApplicationName("FlightGear");
 349         app->setOrganizationDomain("flightgear.org");
 350
 351         // avoid double Apple menu and other weirdness if both Qt and OSG
 352         // try to initialise various Cocoa structures.
 353         flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 354
 355         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 356         if (mods & Qt::AltModifier) {
 357             qWarning() << "Alt pressed during launch";
 358
 359             // wipe out our settings
 360             QSettings settings;
 361             settings.clear();
 362
 363
 364             Options::sharedInstance()->addOption("restore-defaults", "");
 365         }
 366     }
 367 }
 368
 369 void loadNaturalEarthFile(const std::string& aFileName,
 370                           flightgear::PolyLine::Type aType,
 371                           bool areClosed)
 372 {
 373     SGPath path(globals->get_fg_root());
 374     path.append( "Geodata" );
 375     path.append(aFileName);
 376     if (!path.exists())
 377         return; // silently fail for now
 378
 379     flightgear::PolyLineList lines;
 380     flightgear::SHPParser::parsePolyLines(path, aType, lines, areClosed);
 381     flightgear::PolyLine::bulkAddToSpatialIndex(lines);
 382 }
 383
 384 void loadNaturalEarthData()
 385 {
 386     SGTimeStamp st;
 387     st.stamp();
 388
 389     loadNaturalEarthFile("ne_10m_coastline.shp", flightgear::PolyLine::COASTLINE, false);
 390     loadNaturalEarthFile("ne_10m_rivers_lake_centerlines.shp", flightgear::PolyLine::RIVER, false);
 391     loadNaturalEarthFile("ne_10m_lakes.shp", flightgear::PolyLine::LAKE, true);
 392
 393     qDebug() << "load basic data took" << st.elapsedMSec();
 394
 395
 396     st.stamp();
 397     loadNaturalEarthFile("ne_10m_urban_areas.shp", flightgear::PolyLine::URBAN, true);
 398
 399     qDebug() << "loading urban areas took:" << st.elapsedMSec();
 400 }
 401
 402 bool runLauncherDialog()
 403 {
 404     // startup the nav-cache now. This pre-empts normal startup of
 405     // the cache, but no harm done. (Providing scenery paths are consistent)
 406
 407     initNavCache();
 408
 409     fgInitPackageRoot();
 410
 411     // startup the HTTP system now since packages needs it
 412     FGHTTPClient* http = new FGHTTPClient;
 413     globals->add_subsystem("http", http);
 414     // we guard against re-init in the global phase; bind and postinit
 415     // will happen as normal
 416     http->init();
 417
 418     loadNaturalEarthData();
 419
 420     // setup scenery paths now, especially TerraSync path for airport
 421     // parking locations (after they're downloaded)
 422
 423     QtLauncher dlg;
 424     dlg.exec();
 425     if (dlg.result() != QDialog::Accepted) {
 426         return false;
 427     }
 428
 429     return true;
 430 }
 431
 432 bool runInAppLauncherDialog()
 433 {
 434     QtLauncher dlg;
 435     dlg.setInAppMode();
 436     dlg.exec();
 437     if (dlg.result() != QDialog::Accepted) {
 438         return false;
 439     }
 440
 441     return true;
 442 }
 443
 444 } // of namespace flightgear
 445
 446 QtLauncher::QtLauncher() :
 447     QDialog(),
 448     m_ui(NULL),
 449     m_subsystemIdleTimer(NULL),
 450     m_inAppMode(false)
 451 {
 452     m_ui.reset(new Ui::Launcher);
 453     m_ui->setupUi(this);
 454
 455 #if QT_VERSION >= 0x050300
 456     // don't require Qt 5.3
 457     m_ui->commandLineArgs->setPlaceholderText("--option=value --prop:/sim/name=value");
 458 #endif
 459
 460 #if QT_VERSION >= 0x050200
 461     m_ui->aircraftFilter->setClearButtonEnabled(true);
 462 #endif
 463
 464     for (int i=0; i<4; ++i) {
 465         m_ratingFilters[i] = 3;
 466     }
 467
 468     m_subsystemIdleTimer = new QTimer(this);
 469     m_subsystemIdleTimer->setInterval(0);
 470     connect(m_subsystemIdleTimer, &QTimer::timeout,
 471             this, &QtLauncher::onSubsytemIdleTimeout);
 472     m_subsystemIdleTimer->start();
 473
 474     // create and configure the proxy model
 475     m_aircraftProxy = new AircraftProxyModel(this);
 476     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 477             m_aircraftProxy, &AircraftProxyModel::setRatingFilterEnabled);
 478     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 479             this, &QtLauncher::maybeRestoreAircraftSelection);
 480
 481     connect(m_ui->onlyShowInstalledCheck, &QAbstractButton::toggled,
 482             m_aircraftProxy, &AircraftProxyModel::setInstalledFilterEnabled);
 483     connect(m_ui->aircraftFilter, &QLineEdit::textChanged,
 484             m_aircraftProxy, &QSortFilterProxyModel::setFilterFixedString);
 485
 486     connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 487     connect(m_ui->quitButton, SIGNAL(clicked()), this, SLOT(onQuit()));
 488
 489     connect(m_ui->aircraftHistory, &QPushButton::clicked,
 490           this, &QtLauncher::onPopupAircraftHistory);
 491
 492     connect(m_ui->location, &LocationWidget::descriptionChanged,
 493             m_ui->locationDescription, &QLabel::setText);
 494
 495     QAction* qa = new QAction(this);
 496     qa->setShortcut(QKeySequence("Ctrl+Q"));
 497     connect(qa, &QAction::triggered, this, &QtLauncher::onQuit);
 498     addAction(qa);
 499
 500     connect(m_ui->editRatingFilter, &QPushButton::clicked,
 501             this, &QtLauncher::onEditRatingsFilter);
 502     connect(m_ui->onlyShowInstalledCheck, &QCheckBox::toggled,
 503             this, &QtLauncher::onShowInstalledAircraftToggled);
 504
 505     QIcon historyIcon(":/history-icon");
 506     m_ui->aircraftHistory->setIcon(historyIcon);
 507
 508     connect(m_ui->timeOfDayCombo, SIGNAL(currentIndexChanged(int)),
 509             this, SLOT(updateSettingsSummary()));
 510     connect(m_ui->seasonCombo, SIGNAL(currentIndexChanged(int)),
 511             this, SLOT(updateSettingsSummary()));
 512     connect(m_ui->fetchRealWxrCheckbox, SIGNAL(toggled(bool)),
 513             this, SLOT(updateSettingsSummary()));
 514     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 515             this, SLOT(updateSettingsSummary()));
 516     connect(m_ui->terrasyncCheck, SIGNAL(toggled(bool)),
 517             this, SLOT(updateSettingsSummary()));
 518     connect(m_ui->startPausedCheck, SIGNAL(toggled(bool)),
 519             this, SLOT(updateSettingsSummary()));
 520     connect(m_ui->msaaCheckbox, SIGNAL(toggled(bool)),
 521             this, SLOT(updateSettingsSummary()));
 522
 523     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 524             this, SLOT(onRembrandtToggled(bool)));
 525     connect(m_ui->terrasyncCheck, &QCheckBox::toggled,
 526             this, &QtLauncher::onToggleTerrasync);
 527     updateSettingsSummary();
 528
 529     m_aircraftModel = new AircraftItemModel(this, RootRef(globals->packageRoot()));
 530     m_aircraftProxy->setSourceModel(m_aircraftModel);
 531
 532     m_aircraftProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
 533     m_aircraftProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
 534     m_aircraftProxy->setSortRole(Qt::DisplayRole);
 535     m_aircraftProxy->setDynamicSortFilter(true);
 536
 537     m_ui->aircraftList->setModel(m_aircraftProxy);
 538     m_ui->aircraftList->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 539     AircraftItemDelegate* delegate = new AircraftItemDelegate(m_ui->aircraftList);
 540     m_ui->aircraftList->setItemDelegate(delegate);
 541     m_ui->aircraftList->setSelectionMode(QAbstractItemView::SingleSelection);
 542     connect(m_ui->aircraftList, &QListView::clicked,
 543             this, &QtLauncher::onAircraftSelected);
 544     connect(delegate, &AircraftItemDelegate::variantChanged,
 545             this, &QtLauncher::onAircraftSelected);
 546     connect(delegate, &AircraftItemDelegate::requestInstall,
 547             this, &QtLauncher::onRequestPackageInstall);
 548     connect(delegate, &AircraftItemDelegate::cancelDownload,
 549             this, &QtLauncher::onCancelDownload);
 550
 551     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallCompleted,
 552             this, &QtLauncher::onAircraftInstalledCompleted);
 553     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallFailed,
 554             this, &QtLauncher::onAircraftInstallFailed);
 555     connect(m_aircraftModel, &AircraftItemModel::scanCompleted,
 556             this, &QtLauncher::updateSelectedAircraft);
 557     connect(m_ui->pathsButton, &QPushButton::clicked,
 558             this, &QtLauncher::onEditPaths);
 559
 560     // after any kind of reset, try to restore selection and scroll
 561     // to match the m_selectedAircraft. This needs to be delayed
 562     // fractionally otherwise the scrollTo seems to be ignored,
 563     // unfortunately.
 564     connect(m_aircraftProxy, &AircraftProxyModel::modelReset,
 565             this, &QtLauncher::delayedAircraftModelReset);
 566
 567     restoreSettings();
 568
 569     QSettings settings;
 570     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
 571     m_aircraftModel->scanDirs();
 572 }
 573
 574 QtLauncher::~QtLauncher()
 575 {
 576
 577 }
 578
 579 void QtLauncher::setInAppMode()
 580 {
 581   m_inAppMode = true;
 582   m_ui->tabWidget->removeTab(2);
 583   m_ui->runButton->setText(tr("Apply"));
 584   m_ui->quitButton->setText(tr("Cancel"));
 585
 586   disconnect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 587   connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onApply()));
 588 }
 589
 590 void QtLauncher::restoreSettings()
 591 {
 592     QSettings settings;
 593     m_ui->rembrandtCheckbox->setChecked(settings.value("enable-rembrandt", false).toBool());
 594     m_ui->terrasyncCheck->setChecked(settings.value("enable-terrasync", true).toBool());
 595     m_ui->fullScreenCheckbox->setChecked(settings.value("start-fullscreen", false).toBool());
 596     m_ui->msaaCheckbox->setChecked(settings.value("enable-msaa", false).toBool());
 597     m_ui->fetchRealWxrCheckbox->setChecked(settings.value("enable-realwx", true).toBool());
 598     m_ui->startPausedCheck->setChecked(settings.value("start-paused", false).toBool());
 599     m_ui->timeOfDayCombo->setCurrentIndex(settings.value("timeofday", 0).toInt());
 600     m_ui->seasonCombo->setCurrentIndex(settings.value("season", 0).toInt());
 601
 602     // full paths to -set.xml files
 603     m_recentAircraft = QUrl::fromStringList(settings.value("recent-aircraft").toStringList());
 604
 605     if (!m_recentAircraft.empty()) {
 606         m_selectedAircraft = m_recentAircraft.front();
 607     } else {
 608         // select the default C172p
 609     }
 610
 611     updateSelectedAircraft();
 612     m_ui->location->restoreSettings();
 613
 614     // rating filters
 615     m_ui->onlyShowInstalledCheck->setChecked(settings.value("only-show-installed", false).toBool());
 616     if (m_ui->onlyShowInstalledCheck->isChecked()) {
 617         m_ui->ratingsFilterCheck->setEnabled(false);
 618     }
 619
 620     m_ui->ratingsFilterCheck->setChecked(settings.value("ratings-filter", true).toBool());
 621     int index = 0;
 622     Q_FOREACH(QVariant v, settings.value("min-ratings").toList()) {
 623         m_ratingFilters[index++] = v.toInt();
 624     }
 625
 626     m_aircraftProxy->setRatingFilterEnabled(m_ui->ratingsFilterCheck->isChecked());
 627     m_aircraftProxy->setRatings(m_ratingFilters);
 628
 629     updateSelectedAircraft();
 630     maybeRestoreAircraftSelection();
 631
 632     m_ui->commandLineArgs->setPlainText(settings.value("additional-args").toString());
 633 }
 634
 635 void QtLauncher::delayedAircraftModelReset()
 636 {
 637     QTimer::singleShot(1, this, &QtLauncher::maybeRestoreAircraftSelection);
 638 }
 639
 640 void QtLauncher::maybeRestoreAircraftSelection()
 641 {
 642     QModelIndex aircraftIndex = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 643     QModelIndex proxyIndex = m_aircraftProxy->mapFromSource(aircraftIndex);
 644     if (proxyIndex.isValid()) {
 645         m_ui->aircraftList->selectionModel()->setCurrentIndex(proxyIndex,
 646                                                               QItemSelectionModel::ClearAndSelect);
 647         m_ui->aircraftList->selectionModel()->select(proxyIndex,
 648                                                      QItemSelectionModel::ClearAndSelect);
 649         m_ui->aircraftList->scrollTo(proxyIndex);
 650     }
 651 }
 652
 653 void QtLauncher::saveSettings()
 654 {
 655     QSettings settings;
 656     settings.setValue("enable-rembrandt", m_ui->rembrandtCheckbox->isChecked());
 657     settings.setValue("enable-terrasync", m_ui->terrasyncCheck->isChecked());
 658     settings.setValue("enable-msaa", m_ui->msaaCheckbox->isChecked());
 659     settings.setValue("start-fullscreen", m_ui->fullScreenCheckbox->isChecked());
 660     settings.setValue("enable-realwx", m_ui->fetchRealWxrCheckbox->isChecked());
 661     settings.setValue("start-paused", m_ui->startPausedCheck->isChecked());
 662     settings.setValue("ratings-filter", m_ui->ratingsFilterCheck->isChecked());
 663     settings.setValue("only-show-installed", m_ui->onlyShowInstalledCheck->isChecked());
 664     settings.setValue("recent-aircraft", QUrl::toStringList(m_recentAircraft));
 665
 666     settings.setValue("timeofday", m_ui->timeOfDayCombo->currentIndex());
 667     settings.setValue("season", m_ui->seasonCombo->currentIndex());
 668     settings.setValue("additional-args", m_ui->commandLineArgs->toPlainText());
 669
 670     m_ui->location->saveSettings();
 671 }
 672
 673 void QtLauncher::setEnableDisableOptionFromCheckbox(QCheckBox* cbox, QString name) const
 674 {
 675     flightgear::Options* opt = flightgear::Options::sharedInstance();
 676     std::string stdName(name.toStdString());
 677     if (cbox->isChecked()) {
 678         opt->addOption("enable-" + stdName, "");
 679     } else {
 680         opt->addOption("disable-" + stdName, "");
 681     }
 682 }
 683
 684 void QtLauncher::onRun()
 685 {
 686     accept();
 687
 688     flightgear::Options* opt = flightgear::Options::sharedInstance();
 689     setEnableDisableOptionFromCheckbox(m_ui->terrasyncCheck, "terrasync");
 690     setEnableDisableOptionFromCheckbox(m_ui->fetchRealWxrCheckbox, "real-weather-fetch");
 691     setEnableDisableOptionFromCheckbox(m_ui->rembrandtCheckbox, "rembrandt");
 692     setEnableDisableOptionFromCheckbox(m_ui->fullScreenCheckbox, "fullscreen");
 693 //    setEnableDisableOptionFromCheckbox(m_ui->startPausedCheck, "freeze");
 694
 695     bool startPaused = m_ui->startPausedCheck->isChecked() ||
 696             m_ui->location->shouldStartPaused();
 697     if (startPaused) {
 698         opt->addOption("enable-freeze", "");
 699     }
 700
 701     // MSAA is more complex
 702     if (!m_ui->rembrandtCheckbox->isChecked()) {
 703         if (m_ui->msaaCheckbox->isChecked()) {
 704             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 1);
 705             globals->get_props()->setIntValue("/sim/rendering/multi-samples", 4);
 706         } else {
 707             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 0);
 708         }
 709     }
 710
 711     // aircraft
 712     if (!m_selectedAircraft.isEmpty()) {
 713         if (m_selectedAircraft.isLocalFile()) {
 714             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 715             opt->addOption("aircraft-dir", setFileInfo.dir().absolutePath().toStdString());
 716             QString setFile = setFileInfo.fileName();
 717             Q_ASSERT(setFile.endsWith("-set.xml"));
 718             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 719             opt->addOption("aircraft", setFile.toStdString());
 720         } else if (m_selectedAircraft.scheme() == "package") {
 721             QString qualifiedId = m_selectedAircraft.path();
 722             // no need to set aircraft-dir, handled by the corresponding code
 723             // in fgInitAircraft
 724             opt->addOption("aircraft", qualifiedId.toStdString());
 725         } else {
 726             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 727         }
 728
 729       // manage aircraft history
 730         if (m_recentAircraft.contains(m_selectedAircraft))
 731           m_recentAircraft.removeOne(m_selectedAircraft);
 732         m_recentAircraft.prepend(m_selectedAircraft);
 733         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 734           m_recentAircraft.pop_back();
 735     }
 736
 737     m_ui->location->setLocationOptions();
 738
 739     // time of day
 740     if (m_ui->timeOfDayCombo->currentIndex() != 0) {
 741         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 742         opt->addOption("timeofday", dayval.toStdString());
 743     }
 744
 745     if (m_ui->seasonCombo->currentIndex() != 0) {
 746         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 747         opt->addOption("season", dayval.toStdString());
 748     }
 749
 750     QSettings settings;
 751     QString downloadDir = settings.value("download-dir").toString();
 752     if (!downloadDir.isEmpty()) {
 753         QDir d(downloadDir);
 754         if (!d.exists()) {
 755             int result = QMessageBox::question(this, tr("Create download folder?"),
 756                                   tr("The selected location for downloads does not exist. Create it?"),
 757                                                QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
 758             if (result == QMessageBox::Cancel) {
 759                 return;
 760             }
 761
 762             if (result == QMessageBox::Yes) {
 763                 d.mkpath(downloadDir);
 764             }
 765         }
 766
 767         opt->addOption("download-dir", downloadDir.toStdString());
 768     }
 769
 770     // scenery paths
 771     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 772         opt->addOption("fg-scenery", path.toStdString());
 773     }
 774
 775     // aircraft paths
 776     Q_FOREACH(QString path, settings.value("aircraft-paths").toStringList()) {
 777         // can't use fg-aircraft for this, as it is processed before the launcher is run
 778         globals->append_aircraft_path(path.toStdString());
 779     }
 780
 781     // additional arguments
 782     ArgumentsTokenizer tk;
 783     Q_FOREACH(ArgumentsTokenizer::Arg a, tk.tokenize(m_ui->commandLineArgs->toPlainText())) {
 784         if (a.arg.startsWith("prop:")) {
 785             QString v = a.arg.mid(5) + "=" + a.value;
 786             opt->addOption("prop", v.toStdString());
 787         } else {
 788             opt->addOption(a.arg.toStdString(), a.value.toStdString());
 789         }
 790     }
 791
 792     saveSettings();
 793 }
 794
 795
 796 void QtLauncher::onApply()
 797 {
 798     accept();
 799
 800     // aircraft
 801     if (!m_selectedAircraft.isEmpty()) {
 802         std::string aircraftPropValue,
 803             aircraftDir;
 804
 805         if (m_selectedAircraft.isLocalFile()) {
 806             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 807             QString setFile = setFileInfo.fileName();
 808             Q_ASSERT(setFile.endsWith("-set.xml"));
 809             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 810             aircraftDir = setFileInfo.dir().absolutePath().toStdString();
 811             aircraftPropValue = setFile.toStdString();
 812         } else if (m_selectedAircraft.scheme() == "package") {
 813             // no need to set aircraft-dir, handled by the corresponding code
 814             // in fgInitAircraft
 815             aircraftPropValue = m_selectedAircraft.path().toStdString();
 816         } else {
 817             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 818         }
 819
 820         // manage aircraft history
 821         if (m_recentAircraft.contains(m_selectedAircraft))
 822             m_recentAircraft.removeOne(m_selectedAircraft);
 823         m_recentAircraft.prepend(m_selectedAircraft);
 824         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 825             m_recentAircraft.pop_back();
 826
 827         globals->get_props()->setStringValue("/sim/aircraft", aircraftPropValue);
 828         globals->get_props()->setStringValue("/sim/aircraft-dir", aircraftDir);
 829     }
 830
 831
 832     saveSettings();
 833 }
 834
 835 void QtLauncher::onQuit()
 836 {
 837     reject();
 838 }
 839
 840 void QtLauncher::onToggleTerrasync(bool enabled)
 841 {
 842     if (enabled) {
 843         QSettings settings;
 844         QString downloadDir = settings.value("download-dir").toString();
 845         if (downloadDir.isEmpty()) {
 846             downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 847         }
 848
 849         QFileInfo info(downloadDir);
 850         if (!info.exists()) {
 851             QMessageBox msg;
 852             msg.setWindowTitle(tr("Create download folder?"));
 853             msg.setText(tr("The download folder '%1' does not exist, create it now? "
 854                            "Click 'change location' to choose another folder "
 855                            "to store downloaded files").arg(downloadDir));
 856             msg.addButton(QMessageBox::Yes);
 857             msg.addButton(QMessageBox::Cancel);
 858             msg.addButton(tr("Change location"), QMessageBox::ActionRole);
 859             int result = msg.exec();
 860
 861             if (result == QMessageBox::Cancel) {
 862                 m_ui->terrasyncCheck->setChecked(false);
 863                 return;
 864             }
 865
 866             if (result == QMessageBox::ActionRole) {
 867                 onEditPaths();
 868                 return;
 869             }
 870
 871             QDir d(downloadDir);
 872             d.mkpath(downloadDir);
 873         }
 874     } // of is enabled
 875 }
 876
 877 void QtLauncher::onAircraftInstalledCompleted(QModelIndex index)
 878 {
 879     maybeUpdateSelectedAircraft(index);
 880 }
 881
 882 void QtLauncher::onRatingsFilterToggled()
 883 {
 884     QModelIndex aircraftIndex = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 885     QModelIndex proxyIndex = m_aircraftProxy->mapFromSource(aircraftIndex);
 886     if (proxyIndex.isValid()) {
 887         m_ui->aircraftList->scrollTo(proxyIndex);
 888     }
 889 }
 890
 891 void QtLauncher::onAircraftInstallFailed(QModelIndex index, QString errorMessage)
 892 {
 893     qWarning() << Q_FUNC_INFO << index.data(AircraftURIRole) << errorMessage;
 894
 895     QMessageBox msg;
 896     msg.setWindowTitle(tr("Aircraft installation failed"));
 897     msg.setText(tr("An error occurred installing the aircraft %1: %2").
 898                 arg(index.data(Qt::DisplayRole).toString()).arg(errorMessage));
 899     msg.addButton(QMessageBox::Ok);
 900     msg.exec();
 901
 902     maybeUpdateSelectedAircraft(index);
 903 }
 904
 905 void QtLauncher::onAircraftSelected(const QModelIndex& index)
 906 {
 907     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
 908     updateSelectedAircraft();
 909 }
 910
 911 void QtLauncher::onRequestPackageInstall(const QModelIndex& index)
 912 {
 913     // also select, otherwise UI is confusing
 914     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
 915     updateSelectedAircraft();
 916
 917     QString pkg = index.data(AircraftPackageIdRole).toString();
 918     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
 919     if (pref->isInstalled()) {
 920         InstallRef install = pref->existingInstall();
 921         if (install && install->hasUpdate()) {
 922             globals->packageRoot()->scheduleToUpdate(install);
 923         }
 924     } else {
 925         pref->install();
 926     }
 927 }
 928
 929 void QtLauncher::onCancelDownload(const QModelIndex& index)
 930 {
 931     QString pkg = index.data(AircraftPackageIdRole).toString();
 932     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
 933     simgear::pkg::InstallRef i = pref->existingInstall();
 934     i->cancelDownload();
 935 }
 936
 937 void QtLauncher::maybeUpdateSelectedAircraft(QModelIndex index)
 938 {
 939     QUrl u = index.data(AircraftURIRole).toUrl();
 940     if (u == m_selectedAircraft) {
 941         // potentially enable the run button now!
 942         updateSelectedAircraft();
 943     }
 944 }
 945
 946 void QtLauncher::updateSelectedAircraft()
 947 {
 948     QModelIndex index = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 949     if (index.isValid()) {
 950         QPixmap pm = index.data(Qt::DecorationRole).value<QPixmap>();
 951         m_ui->thumbnail->setPixmap(pm);
 952         m_ui->aircraftDescription->setText(index.data(Qt::DisplayRole).toString());
 953
 954         int status = index.data(AircraftPackageStatusRole).toInt();
 955         bool canRun = (status == PackageInstalled);
 956         m_ui->runButton->setEnabled(canRun);
 957
 958         LauncherAircraftType aircraftType = Airplane;
 959         if (index.data(AircraftIsHelicopterRole).toBool()) {
 960             aircraftType = Helicopter;
 961         } else if (index.data(AircraftIsSeaplaneRole).toBool()) {
 962             aircraftType = Seaplane;
 963         }
 964
 965         m_ui->location->setAircraftType(aircraftType);
 966     } else {
 967         m_ui->thumbnail->setPixmap(QPixmap());
 968         m_ui->aircraftDescription->setText("");
 969         m_ui->runButton->setEnabled(false);
 970     }
 971 }
 972
 973 QModelIndex QtLauncher::proxyIndexForAircraftURI(QUrl uri) const
 974 {
 975   return m_aircraftProxy->mapFromSource(sourceIndexForAircraftURI(uri));
 976 }
 977
 978 QModelIndex QtLauncher::sourceIndexForAircraftURI(QUrl uri) const
 979 {
 980     AircraftItemModel* sourceModel = qobject_cast<AircraftItemModel*>(m_aircraftProxy->sourceModel());
 981     Q_ASSERT(sourceModel);
 982     return sourceModel->indexOfAircraftURI(uri);
 983 }
 984
 985 void QtLauncher::onPopupAircraftHistory()
 986 {
 987     if (m_recentAircraft.isEmpty()) {
 988         return;
 989     }
 990
 991     QMenu m;
 992     Q_FOREACH(QUrl uri, m_recentAircraft) {
 993         QModelIndex index = sourceIndexForAircraftURI(uri);
 994         if (!index.isValid()) {
 995             // not scanned yet
 996             continue;
 997         }
 998         QAction* act = m.addAction(index.data(Qt::DisplayRole).toString());
 999         act->setData(uri);
1000     }
1001
1002     QPoint popupPos = m_ui->aircraftHistory->mapToGlobal(m_ui->aircraftHistory->rect().bottomLeft());
1003     QAction* triggered = m.exec(popupPos);
1004     if (triggered) {
1005         m_selectedAircraft = triggered->data().toUrl();
1006         QModelIndex index = proxyIndexForAircraftURI(m_selectedAircraft);
1007         m_ui->aircraftList->selectionModel()->setCurrentIndex(index,
1008                                                               QItemSelectionModel::ClearAndSelect);
1009         m_ui->aircraftFilter->clear();
1010         updateSelectedAircraft();
1011     }
1012 }
1013
1014 void QtLauncher::onEditRatingsFilter()
1015 {
1016     EditRatingsFilterDialog dialog(this);
1017     dialog.setRatings(m_ratingFilters);
1018
1019     dialog.exec();
1020     if (dialog.result() == QDialog::Accepted) {
1021         QVariantList vl;
1022         for (int i=0; i<4; ++i) {
1023             m_ratingFilters[i] = dialog.getRating(i);
1024             vl.append(m_ratingFilters[i]);
1025         }
1026         m_aircraftProxy->setRatings(m_ratingFilters);
1027
1028         QSettings settings;
1029         settings.setValue("min-ratings", vl);
1030     }
1031 }
1032
1033 void QtLauncher::updateSettingsSummary()
1034 {
1035     QStringList summary;
1036     if (m_ui->timeOfDayCombo->currentIndex() > 0) {
1037         summary.append(QString(m_ui->timeOfDayCombo->currentText().toLower()));
1038     }
1039
1040     if (m_ui->seasonCombo->currentIndex() > 0) {
1041         summary.append(QString(m_ui->seasonCombo->currentText().toLower()));
1042     }
1043
1044     if (m_ui->rembrandtCheckbox->isChecked()) {
1045         summary.append("Rembrandt enabled");
1046     } else if (m_ui->msaaCheckbox->isChecked()) {
1047         summary.append("anti-aliasing");
1048     }
1049
1050     if (m_ui->fetchRealWxrCheckbox->isChecked()) {
1051         summary.append("live weather");
1052     }
1053
1054     if (m_ui->terrasyncCheck->isChecked()) {
1055         summary.append("automatic scenery downloads");
1056     }
1057
1058     if (m_ui->startPausedCheck->isChecked()) {
1059         summary.append("paused");
1060     }
1061
1062     QString s = summary.join(", ");
1063     s[0] = s[0].toUpper();
1064     m_ui->settingsDescription->setText(s);
1065 }
1066
1067 void QtLauncher::onRembrandtToggled(bool b)
1068 {
1069     // Rembrandt and multi-sample are exclusive
1070     m_ui->msaaCheckbox->setEnabled(!b);
1071 }
1072
1073 void QtLauncher::onShowInstalledAircraftToggled(bool b)
1074 {
1075     m_ui->ratingsFilterCheck->setEnabled(!b);
1076     maybeRestoreAircraftSelection();
1077 }
1078
1079 void QtLauncher::onSubsytemIdleTimeout()
1080 {
1081     globals->get_subsystem_mgr()->update(0.0);
1082 }
1083
1084 void QtLauncher::onEditPaths()
1085 {
1086     PathsDialog dlg(this, globals->packageRoot());
1087     dlg.exec();
1088     if (dlg.result() == QDialog::Accepted) {
1089         // re-scan the aircraft list
1090         QSettings settings;
1091         m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
1092         m_aircraftModel->scanDirs();
1093     }
1094 }
1095
1096 simgear::pkg::PackageRef QtLauncher::packageForAircraftURI(QUrl uri) const
1097 {
1098     if (uri.scheme() != "package") {
1099         qWarning() << "invalid URL scheme:" << uri;
1100         return simgear::pkg::PackageRef();
1101     }
1102
1103     QString ident = uri.path();
1104     return globals->packageRoot()->getPackageById(ident.toStdString());
1105 }
1106
1107
1108 #include "QtLauncher.moc"