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     static bool qtInitDone = false;
 313     if (!qtInitDone) {
 314         qtInitDone = true;
 315
 316         QApplication* app = new QApplication(argc, argv);
 317         app->setOrganizationName("FlightGear");
 318         app->setApplicationName("FlightGear");
 319         app->setOrganizationDomain("flightgear.org");
 320
 321         // avoid double Apple menu and other weirdness if both Qt and OSG
 322         // try to initialise various Cocoa structures.
 323         flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 324
 325         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 326         if (mods & Qt::AltModifier) {
 327             qWarning() << "Alt pressed during launch";
 328
 329             // wipe out our settings
 330             QSettings settings;
 331             settings.clear();
 332
 333
 334             Options::sharedInstance()->addOption("restore-defaults", "");
 335         }
 336     }
 337 }
 338
 339 bool runLauncherDialog()
 340 {
 341     sglog().setLogLevels( SG_ALL, SG_INFO );
 342
 343     initQtResources(); // can't be called inside a namespaceb
 344
 345     // startup the nav-cache now. This pre-empts normal startup of
 346     // the cache, but no harm done. (Providing scenery paths are consistent)
 347
 348     initNavCache();
 349
 350     fgInitPackageRoot();
 351
 352     // startup the HTTP system now since packages needs it
 353     FGHTTPClient* http = new FGHTTPClient;
 354     globals->add_subsystem("http", http);
 355     // we guard against re-init in the global phase; bind and postinit
 356     // will happen as normal
 357     http->init();
 358
 359     // setup scenery paths now, especially TerraSync path for airport
 360     // parking locations (after they're downloaded)
 361
 362     QtLauncher dlg;
 363     dlg.exec();
 364     if (dlg.result() != QDialog::Accepted) {
 365         return false;
 366     }
 367
 368     return true;
 369 }
 370
 371 bool runInAppLauncherDialog()
 372 {
 373     QtLauncher dlg;
 374     dlg.setInAppMode();
 375     dlg.exec();
 376     if (dlg.result() != QDialog::Accepted) {
 377         return false;
 378     }
 379
 380     return true;
 381 }
 382
 383 } // of namespace flightgear
 384
 385 QtLauncher::QtLauncher() :
 386     QDialog(),
 387     m_ui(NULL),
 388     m_subsystemIdleTimer(NULL),
 389     m_inAppMode(false)
 390 {
 391     m_ui.reset(new Ui::Launcher);
 392     m_ui->setupUi(this);
 393
 394 #if QT_VERSION >= 0x050300
 395     // don't require Qt 5.3
 396     m_ui->commandLineArgs->setPlaceholderText("--option=value --prop:/sim/name=value");
 397 #endif
 398
 399 #if QT_VERSION >= 0x050200
 400     m_ui->aircraftFilter->setClearButtonEnabled(true);
 401 #endif
 402
 403     for (int i=0; i<4; ++i) {
 404         m_ratingFilters[i] = 3;
 405     }
 406
 407     m_subsystemIdleTimer = new QTimer(this);
 408     m_subsystemIdleTimer->setInterval(0);
 409     connect(m_subsystemIdleTimer, &QTimer::timeout,
 410             this, &QtLauncher::onSubsytemIdleTimeout);
 411     m_subsystemIdleTimer->start();
 412
 413     // create and configure the proxy model
 414     m_aircraftProxy = new AircraftProxyModel(this);
 415     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 416             m_aircraftProxy, &AircraftProxyModel::setRatingFilterEnabled);
 417     connect(m_ui->aircraftFilter, &QLineEdit::textChanged,
 418             m_aircraftProxy, &QSortFilterProxyModel::setFilterFixedString);
 419
 420     connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 421     connect(m_ui->quitButton, SIGNAL(clicked()), this, SLOT(onQuit()));
 422
 423     connect(m_ui->aircraftHistory, &QPushButton::clicked,
 424           this, &QtLauncher::onPopupAircraftHistory);
 425
 426     connect(m_ui->location, &LocationWidget::descriptionChanged,
 427             m_ui->locationDescription, &QLabel::setText);
 428
 429     QAction* qa = new QAction(this);
 430     qa->setShortcut(QKeySequence("Ctrl+Q"));
 431     connect(qa, &QAction::triggered, this, &QtLauncher::onQuit);
 432     addAction(qa);
 433
 434     connect(m_ui->editRatingFilter, &QPushButton::clicked,
 435             this, &QtLauncher::onEditRatingsFilter);
 436
 437     QIcon historyIcon(":/history-icon");
 438     m_ui->aircraftHistory->setIcon(historyIcon);
 439
 440     connect(m_ui->timeOfDayCombo, SIGNAL(currentIndexChanged(int)),
 441             this, SLOT(updateSettingsSummary()));
 442     connect(m_ui->seasonCombo, SIGNAL(currentIndexChanged(int)),
 443             this, SLOT(updateSettingsSummary()));
 444     connect(m_ui->fetchRealWxrCheckbox, SIGNAL(toggled(bool)),
 445             this, SLOT(updateSettingsSummary()));
 446     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 447             this, SLOT(updateSettingsSummary()));
 448     connect(m_ui->terrasyncCheck, SIGNAL(toggled(bool)),
 449             this, SLOT(updateSettingsSummary()));
 450     connect(m_ui->startPausedCheck, SIGNAL(toggled(bool)),
 451             this, SLOT(updateSettingsSummary()));
 452     connect(m_ui->msaaCheckbox, SIGNAL(toggled(bool)),
 453             this, SLOT(updateSettingsSummary()));
 454
 455     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 456             this, SLOT(onRembrandtToggled(bool)));
 457     connect(m_ui->terrasyncCheck, &QCheckBox::toggled,
 458             this, &QtLauncher::onToggleTerrasync);
 459     updateSettingsSummary();
 460
 461     m_aircraftModel = new AircraftItemModel(this, RootRef(globals->packageRoot()));
 462     m_aircraftProxy->setSourceModel(m_aircraftModel);
 463
 464     m_aircraftProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
 465     m_aircraftProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
 466     m_aircraftProxy->setSortRole(Qt::DisplayRole);
 467     m_aircraftProxy->setDynamicSortFilter(true);
 468
 469     m_ui->aircraftList->setModel(m_aircraftProxy);
 470     m_ui->aircraftList->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 471     AircraftItemDelegate* delegate = new AircraftItemDelegate(m_ui->aircraftList);
 472     m_ui->aircraftList->setItemDelegate(delegate);
 473     m_ui->aircraftList->setSelectionMode(QAbstractItemView::SingleSelection);
 474     connect(m_ui->aircraftList, &QListView::clicked,
 475             this, &QtLauncher::onAircraftSelected);
 476     connect(delegate, &AircraftItemDelegate::variantChanged,
 477             this, &QtLauncher::onAircraftSelected);
 478     connect(delegate, &AircraftItemDelegate::requestInstall,
 479             this, &QtLauncher::onRequestPackageInstall);
 480     connect(delegate, &AircraftItemDelegate::cancelDownload,
 481             this, &QtLauncher::onCancelDownload);
 482
 483     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallCompleted,
 484             this, &QtLauncher::onAircraftInstalledCompleted);
 485     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallFailed,
 486             this, &QtLauncher::onAircraftInstallFailed);
 487     connect(m_aircraftModel, &AircraftItemModel::scanCompleted,
 488             this, &QtLauncher::updateSelectedAircraft);
 489     connect(m_ui->pathsButton, &QPushButton::clicked,
 490             this, &QtLauncher::onEditPaths);
 491
 492     restoreSettings();
 493
 494     QSettings settings;
 495     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
 496     m_aircraftModel->scanDirs();
 497 }
 498
 499 QtLauncher::~QtLauncher()
 500 {
 501
 502 }
 503
 504 void QtLauncher::setInAppMode()
 505 {
 506   m_inAppMode = true;
 507   m_ui->tabWidget->removeTab(2);
 508   m_ui->runButton->setText(tr("Apply"));
 509   m_ui->quitButton->setText(tr("Cancel"));
 510
 511   disconnect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 512   connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onApply()));
 513 }
 514
 515 void initApp(int& argc, char** argv)
 516 {
 517     sglog().setLogLevels( SG_ALL, SG_INFO );
 518     Q_INIT_RESOURCE(resources);
 519
 520     static bool qtInitDone = false;
 521     static int s_argc;
 522     if (!qtInitDone) {
 523         qtInitDone = true;
 524         s_argc = argc; // QApplication only stores a reference to argc,
 525         // and may crash if it is freed
 526         // http://doc.qt.io/qt-5/qguiapplication.html#QGuiApplication
 527
 528         QApplication* app = new QApplication(s_argc, argv);
 529         app->setOrganizationName("FlightGear");
 530         app->setApplicationName("FlightGear");
 531         app->setOrganizationDomain("flightgear.org");
 532
 533         // avoid double Apple menu and other weirdness if both Qt and OSG
 534         // try to initialise various Cocoa structures.
 535         flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 536
 537         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 538         if (mods & Qt::AltModifier) {
 539             qWarning() << "Alt pressed during launch";
 540
 541             // wipe out our settings
 542             QSettings settings;
 543             settings.clear();
 544
 545             Options::sharedInstance()->addOption("restore-defaults", "");
 546         }
 547     }
 548 }
 549
 550 bool runLauncherDialog()
 551 {
 552     // startup the nav-cache now. This preempts normal startup of
 553     // the cache, but no harm done. (Providing scenery paths are consistent)
 554
 555     initNavCache();
 556
 557   // setup scenery paths now, especially TerraSync path for airport
 558   // parking locations (after they're downloaded)
 559
 560     QtLauncher dlg;
 561     dlg.exec();
 562     if (dlg.result() != QDialog::Accepted) {
 563         return false;
 564     }
 565
 566     return true;
 567 }
 568
 569 void QtLauncher::restoreSettings()
 570 {
 571     QSettings settings;
 572     m_ui->rembrandtCheckbox->setChecked(settings.value("enable-rembrandt", false).toBool());
 573     m_ui->terrasyncCheck->setChecked(settings.value("enable-terrasync", true).toBool());
 574     m_ui->fullScreenCheckbox->setChecked(settings.value("start-fullscreen", false).toBool());
 575     m_ui->msaaCheckbox->setChecked(settings.value("enable-msaa", false).toBool());
 576     m_ui->fetchRealWxrCheckbox->setChecked(settings.value("enable-realwx", true).toBool());
 577     m_ui->startPausedCheck->setChecked(settings.value("start-paused", false).toBool());
 578     m_ui->timeOfDayCombo->setCurrentIndex(settings.value("timeofday", 0).toInt());
 579     m_ui->seasonCombo->setCurrentIndex(settings.value("season", 0).toInt());
 580
 581     // full paths to -set.xml files
 582     m_recentAircraft = QUrl::fromStringList(settings.value("recent-aircraft").toStringList());
 583
 584     if (!m_recentAircraft.empty()) {
 585         m_selectedAircraft = m_recentAircraft.front();
 586     } else {
 587         // select the default C172p
 588     }
 589
 590     updateSelectedAircraft();
 591     m_ui->location->restoreSettings();
 592
 593     // rating filters
 594     m_ui->ratingsFilterCheck->setChecked(settings.value("ratings-filter", true).toBool());
 595     int index = 0;
 596     Q_FOREACH(QVariant v, settings.value("min-ratings").toList()) {
 597         m_ratingFilters[index++] = v.toInt();
 598     }
 599
 600     m_aircraftProxy->setRatingFilterEnabled(m_ui->ratingsFilterCheck->isChecked());
 601     m_aircraftProxy->setRatings(m_ratingFilters);
 602
 603     m_ui->commandLineArgs->setPlainText(settings.value("additional-args").toString());
 604 }
 605
 606 void QtLauncher::saveSettings()
 607 {
 608     QSettings settings;
 609     settings.setValue("enable-rembrandt", m_ui->rembrandtCheckbox->isChecked());
 610     settings.setValue("enable-terrasync", m_ui->terrasyncCheck->isChecked());
 611     settings.setValue("enable-msaa", m_ui->msaaCheckbox->isChecked());
 612     settings.setValue("start-fullscreen", m_ui->fullScreenCheckbox->isChecked());
 613     settings.setValue("enable-realwx", m_ui->fetchRealWxrCheckbox->isChecked());
 614     settings.setValue("start-paused", m_ui->startPausedCheck->isChecked());
 615     settings.setValue("ratings-filter", m_ui->ratingsFilterCheck->isChecked());
 616     settings.setValue("recent-aircraft", QUrl::toStringList(m_recentAircraft));
 617
 618     settings.setValue("timeofday", m_ui->timeOfDayCombo->currentIndex());
 619     settings.setValue("season", m_ui->seasonCombo->currentIndex());
 620     settings.setValue("additional-args", m_ui->commandLineArgs->toPlainText());
 621
 622     m_ui->location->saveSettings();
 623     qDebug() << "saving settings";
 624 }
 625
 626 void QtLauncher::setEnableDisableOptionFromCheckbox(QCheckBox* cbox, QString name) const
 627 {
 628     flightgear::Options* opt = flightgear::Options::sharedInstance();
 629     std::string stdName(name.toStdString());
 630     if (cbox->isChecked()) {
 631         opt->addOption("enable-" + stdName, "");
 632     } else {
 633         opt->addOption("disable-" + stdName, "");
 634     }
 635 }
 636
 637 void QtLauncher::onRun()
 638 {
 639     accept();
 640
 641     flightgear::Options* opt = flightgear::Options::sharedInstance();
 642     setEnableDisableOptionFromCheckbox(m_ui->terrasyncCheck, "terrasync");
 643     setEnableDisableOptionFromCheckbox(m_ui->fetchRealWxrCheckbox, "real-weather-fetch");
 644     setEnableDisableOptionFromCheckbox(m_ui->rembrandtCheckbox, "rembrandt");
 645     setEnableDisableOptionFromCheckbox(m_ui->fullScreenCheckbox, "fullscreen");
 646 //    setEnableDisableOptionFromCheckbox(m_ui->startPausedCheck, "freeze");
 647
 648     bool startPaused = m_ui->startPausedCheck->isChecked() ||
 649             m_ui->location->shouldStartPaused();
 650     if (startPaused) {
 651         qDebug() << "will start paused";
 652         opt->addOption("enable-freeze", "");
 653     }
 654
 655     // MSAA is more complex
 656     if (!m_ui->rembrandtCheckbox->isChecked()) {
 657         if (m_ui->msaaCheckbox->isChecked()) {
 658             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 1);
 659             globals->get_props()->setIntValue("/sim/rendering/multi-samples", 4);
 660         } else {
 661             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 0);
 662         }
 663     }
 664
 665     // aircraft
 666     if (!m_selectedAircraft.isEmpty()) {
 667         if (m_selectedAircraft.isLocalFile()) {
 668             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 669             opt->addOption("aircraft-dir", setFileInfo.dir().absolutePath().toStdString());
 670             QString setFile = setFileInfo.fileName();
 671             Q_ASSERT(setFile.endsWith("-set.xml"));
 672             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 673             opt->addOption("aircraft", setFile.toStdString());
 674         } else if (m_selectedAircraft.scheme() == "package") {
 675             PackageRef pkg = packageForAircraftURI(m_selectedAircraft);
 676             // no need to set aircraft-dir, handled by the corresponding code
 677             // in fgInitAircraft
 678             opt->addOption("aircraft", pkg->qualifiedId());
 679         } else {
 680             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 681         }
 682
 683       // manage aircraft history
 684         if (m_recentAircraft.contains(m_selectedAircraft))
 685           m_recentAircraft.removeOne(m_selectedAircraft);
 686         m_recentAircraft.prepend(m_selectedAircraft);
 687         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 688           m_recentAircraft.pop_back();
 689
 690         qDebug() << "recent aircraft is now" << m_recentAircraft;
 691     }
 692
 693     m_ui->location->setLocationOptions();
 694
 695     // time of day
 696     if (m_ui->timeOfDayCombo->currentIndex() != 0) {
 697         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 698         opt->addOption("timeofday", dayval.toStdString());
 699     }
 700
 701     if (m_ui->seasonCombo->currentIndex() != 0) {
 702         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 703         opt->addOption("season", dayval.toStdString());
 704     }
 705
 706     QSettings settings;
 707     QString downloadDir = settings.value("download-dir").toString();
 708     if (!downloadDir.isEmpty()) {
 709         QDir d(downloadDir);
 710         if (!d.exists()) {
 711             int result = QMessageBox::question(this, tr("Create download folder?"),
 712                                   tr("The selected location for downloads does not exist. Create it?"),
 713                                                QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
 714             if (result == QMessageBox::Cancel) {
 715                 return;
 716             }
 717
 718             if (result == QMessageBox::Yes) {
 719                 d.mkpath(downloadDir);
 720             }
 721         }
 722
 723         qDebug() << "Download dir is:" << downloadDir;
 724         opt->addOption("download-dir", downloadDir.toStdString());
 725     }
 726
 727     // scenery paths
 728     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 729         opt->addOption("fg-scenery", path.toStdString());
 730     }
 731
 732     // aircraft paths
 733     Q_FOREACH(QString path, settings.value("aircraft-paths").toStringList()) {
 734         // can't use fg-aircraft for this, as it is processed before the launcher is run
 735         globals->append_aircraft_path(path.toStdString());
 736     }
 737
 738     // additional arguments
 739     ArgumentsTokenizer tk;
 740     Q_FOREACH(ArgumentsTokenizer::Arg a, tk.tokenize(m_ui->commandLineArgs->toPlainText())) {
 741         if (a.arg.startsWith("prop:")) {
 742             QString v = a.arg.mid(5) + "=" + a.value;
 743             opt->addOption("prop", v.toStdString());
 744         } else {
 745             opt->addOption(a.arg.toStdString(), a.value.toStdString());
 746         }
 747     }
 748
 749     saveSettings();
 750 }
 751
 752
 753 void QtLauncher::onApply()
 754 {
 755     accept();
 756
 757     // aircraft
 758     if (!m_selectedAircraft.isEmpty()) {
 759         std::string aircraftPropValue,
 760             aircraftDir;
 761
 762         if (m_selectedAircraft.isLocalFile()) {
 763             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 764             QString setFile = setFileInfo.fileName();
 765             Q_ASSERT(setFile.endsWith("-set.xml"));
 766             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 767             aircraftDir = setFileInfo.dir().absolutePath().toStdString();
 768             aircraftPropValue = setFile.toStdString();
 769         } else if (m_selectedAircraft.scheme() == "package") {
 770             PackageRef pkg = packageForAircraftURI(m_selectedAircraft);
 771             // no need to set aircraft-dir, handled by the corresponding code
 772             // in fgInitAircraft
 773             aircraftPropValue = pkg->qualifiedId();
 774         } else {
 775             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 776         }
 777
 778         // manage aircraft history
 779         if (m_recentAircraft.contains(m_selectedAircraft))
 780             m_recentAircraft.removeOne(m_selectedAircraft);
 781         m_recentAircraft.prepend(m_selectedAircraft);
 782         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 783             m_recentAircraft.pop_back();
 784
 785         globals->get_props()->setStringValue("/sim/aircraft", aircraftPropValue);
 786         globals->get_props()->setStringValue("/sim/aircraft-dir", aircraftDir);
 787     }
 788
 789
 790     saveSettings();
 791 }
 792
 793 void QtLauncher::onQuit()
 794 {
 795     reject();
 796 }
 797
 798 void QtLauncher::onToggleTerrasync(bool enabled)
 799 {
 800     if (enabled) {
 801         QSettings settings;
 802         QString downloadDir = settings.value("download-dir").toString();
 803         if (downloadDir.isEmpty()) {
 804             downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 805         }
 806
 807         QFileInfo info(downloadDir);
 808         if (!info.exists()) {
 809             QMessageBox msg;
 810             msg.setWindowTitle(tr("Create download folder?"));
 811             msg.setText(tr("The download folder '%1' does not exist, create it now? "
 812                            "Click 'change location' to choose another folder "
 813                            "to store downloaded files").arg(downloadDir));
 814             msg.addButton(QMessageBox::Yes);
 815             msg.addButton(QMessageBox::Cancel);
 816             msg.addButton(tr("Change location"), QMessageBox::ActionRole);
 817             int result = msg.exec();
 818
 819             if (result == QMessageBox::Cancel) {
 820                 m_ui->terrasyncCheck->setChecked(false);
 821                 return;
 822             }
 823
 824             if (result == QMessageBox::ActionRole) {
 825                 onEditPaths();
 826                 return;
 827             }
 828
 829             QDir d(downloadDir);
 830             d.mkpath(downloadDir);
 831         }
 832     } // of is enabled
 833 }
 834
 835 void QtLauncher::onAircraftInstalledCompleted(QModelIndex index)
 836 {
 837     maybeUpdateSelectedAircraft(index);
 838 }
 839
 840 void QtLauncher::onAircraftInstallFailed(QModelIndex index, QString errorMessage)
 841 {
 842     qWarning() << Q_FUNC_INFO << index.data(AircraftURIRole) << errorMessage;
 843
 844     QMessageBox msg;
 845     msg.setWindowTitle(tr("Aircraft installation failed"));
 846     msg.setText(tr("An error occurred installing the aircraft %1: %2").
 847                 arg(index.data(Qt::DisplayRole).toString()).arg(errorMessage));
 848     msg.addButton(QMessageBox::Ok);
 849     msg.exec();
 850
 851     maybeUpdateSelectedAircraft(index);
 852 }
 853
 854 void QtLauncher::onAircraftSelected(const QModelIndex& index)
 855 {
 856     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
 857     updateSelectedAircraft();
 858 }
 859
 860 void QtLauncher::onRequestPackageInstall(const QModelIndex& index)
 861 {
 862     QString pkg = index.data(AircraftPackageIdRole).toString();
 863     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
 864     if (pref->isInstalled()) {
 865         InstallRef install = pref->existingInstall();
 866         if (install && install->hasUpdate()) {
 867             globals->packageRoot()->scheduleToUpdate(install);
 868         }
 869     } else {
 870         pref->install();
 871     }
 872 }
 873
 874 void QtLauncher::onCancelDownload(const QModelIndex& index)
 875 {
 876     QString pkg = index.data(AircraftPackageIdRole).toString();
 877     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
 878     simgear::pkg::InstallRef i = pref->existingInstall();
 879     i->cancelDownload();
 880 }
 881
 882 void QtLauncher::maybeUpdateSelectedAircraft(QModelIndex index)
 883 {
 884     QUrl u = index.data(AircraftURIRole).toUrl();
 885     if (u == m_selectedAircraft) {
 886         // potentially enable the run button now!
 887         updateSelectedAircraft();
 888     }
 889 }
 890
 891 void QtLauncher::updateSelectedAircraft()
 892 {
 893     QModelIndex index = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 894     if (index.isValid()) {
 895         QPixmap pm = index.data(Qt::DecorationRole).value<QPixmap>();
 896         m_ui->thumbnail->setPixmap(pm);
 897         m_ui->aircraftDescription->setText(index.data(Qt::DisplayRole).toString());
 898
 899         int status = index.data(AircraftPackageStatusRole).toInt();
 900         bool canRun = (status == PackageInstalled);
 901         m_ui->runButton->setEnabled(canRun);
 902
 903         LauncherAircraftType aircraftType = Airplane;
 904         if (index.data(AircraftIsHelicopterRole).toBool()) {
 905             aircraftType = Helicopter;
 906         } else if (index.data(AircraftIsSeaplaneRole).toBool()) {
 907             aircraftType = Seaplane;
 908         }
 909
 910         m_ui->location->setAircraftType(aircraftType);
 911     } else {
 912         m_ui->thumbnail->setPixmap(QPixmap());
 913         m_ui->aircraftDescription->setText("");
 914         m_ui->runButton->setEnabled(false);
 915     }
 916 }
 917
 918 QModelIndex QtLauncher::proxyIndexForAircraftURI(QUrl uri) const
 919 {
 920   return m_aircraftProxy->mapFromSource(sourceIndexForAircraftURI(uri));
 921 }
 922
 923 QModelIndex QtLauncher::sourceIndexForAircraftURI(QUrl uri) const
 924 {
 925     AircraftItemModel* sourceModel = qobject_cast<AircraftItemModel*>(m_aircraftProxy->sourceModel());
 926     Q_ASSERT(sourceModel);
 927     return sourceModel->indexOfAircraftURI(uri);
 928 }
 929
 930 void QtLauncher::onPopupAircraftHistory()
 931 {
 932     if (m_recentAircraft.isEmpty()) {
 933         return;
 934     }
 935
 936     QMenu m;
 937     Q_FOREACH(QUrl uri, m_recentAircraft) {
 938         QModelIndex index = sourceIndexForAircraftURI(uri);
 939         if (!index.isValid()) {
 940             // not scanned yet
 941             continue;
 942         }
 943         QAction* act = m.addAction(index.data(Qt::DisplayRole).toString());
 944         act->setData(uri);
 945     }
 946
 947     QPoint popupPos = m_ui->aircraftHistory->mapToGlobal(m_ui->aircraftHistory->rect().bottomLeft());
 948     QAction* triggered = m.exec(popupPos);
 949     if (triggered) {
 950         m_selectedAircraft = triggered->data().toUrl();
 951         QModelIndex index = proxyIndexForAircraftURI(m_selectedAircraft);
 952         m_ui->aircraftList->selectionModel()->setCurrentIndex(index,
 953                                                               QItemSelectionModel::ClearAndSelect);
 954         m_ui->aircraftFilter->clear();
 955         updateSelectedAircraft();
 956     }
 957 }
 958
 959 void QtLauncher::onEditRatingsFilter()
 960 {
 961     EditRatingsFilterDialog dialog(this);
 962     dialog.setRatings(m_ratingFilters);
 963
 964     dialog.exec();
 965     if (dialog.result() == QDialog::Accepted) {
 966         QVariantList vl;
 967         for (int i=0; i<4; ++i) {
 968             m_ratingFilters[i] = dialog.getRating(i);
 969             vl.append(m_ratingFilters[i]);
 970         }
 971         m_aircraftProxy->setRatings(m_ratingFilters);
 972
 973         QSettings settings;
 974         settings.setValue("min-ratings", vl);
 975     }
 976 }
 977
 978 void QtLauncher::updateSettingsSummary()
 979 {
 980     QStringList summary;
 981     if (m_ui->timeOfDayCombo->currentIndex() > 0) {
 982         summary.append(QString(m_ui->timeOfDayCombo->currentText().toLower()));
 983     }
 984
 985     if (m_ui->seasonCombo->currentIndex() > 0) {
 986         summary.append(QString(m_ui->seasonCombo->currentText().toLower()));
 987     }
 988
 989     if (m_ui->rembrandtCheckbox->isChecked()) {
 990         summary.append("Rembrandt enabled");
 991     } else if (m_ui->msaaCheckbox->isChecked()) {
 992         summary.append("anti-aliasing");
 993     }
 994
 995     if (m_ui->fetchRealWxrCheckbox->isChecked()) {
 996         summary.append("live weather");
 997     }
 998
 999     if (m_ui->terrasyncCheck->isChecked()) {
1000         summary.append("automatic scenery downloads");
1001     }
1002
1003     if (m_ui->startPausedCheck->isChecked()) {
1004         summary.append("paused");
1005     }
1006
1007     QString s = summary.join(", ");
1008     s[0] = s[0].toUpper();
1009     m_ui->settingsDescription->setText(s);
1010 }
1011
1012 void QtLauncher::onRembrandtToggled(bool b)
1013 {
1014     // Rembrandt and multi-sample are exclusive
1015     m_ui->msaaCheckbox->setEnabled(!b);
1016 }
1017
1018 void QtLauncher::onSubsytemIdleTimeout()
1019 {
1020     globals->get_subsystem_mgr()->update(0.0);
1021 }
1022
1023 void QtLauncher::onEditPaths()
1024 {
1025     PathsDialog dlg(this, globals->packageRoot());
1026     dlg.exec();
1027     if (dlg.result() == QDialog::Accepted) {
1028         // re-scan the aircraft list
1029         QSettings settings;
1030         m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
1031         m_aircraftModel->scanDirs();
1032     }
1033 }
1034
1035 simgear::pkg::PackageRef QtLauncher::packageForAircraftURI(QUrl uri) const
1036 {
1037     if (uri.scheme() != "package") {
1038         qWarning() << "invalid URL scheme:" << uri;
1039         return simgear::pkg::PackageRef();
1040     }
1041
1042     QString ident = uri.path();
1043     return globals->packageRoot()->getPackageById(ident.toStdString());
1044 }
1045
1046
1047 #include "QtLauncher.moc"