src/GUI/QtLauncher.cxx

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