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         QApplication* app = new QApplication(s_argc, argv);
 351         app->setOrganizationName("FlightGear");
 352         app->setApplicationName("FlightGear");
 353         app->setOrganizationDomain("flightgear.org");
 354
 355         // reset numeric / collation locales as described at:
 356         // http://doc.qt.io/qt-5/qcoreapplication.html#details
 357         ::setlocale(LC_NUMERIC, "C");
 358         ::setlocale(LC_COLLATE, "C");
 359
 360         Qt::KeyboardModifiers mods = app->queryKeyboardModifiers();
 361         if (mods & (Qt::AltModifier | Qt::ShiftModifier)) {
 362             qWarning() << "Alt/shift pressed during launch";
 363
 364             // wipe out our settings
 365             QSettings settings;
 366             settings.clear();
 367
 368             settings.setValue("fg-root", "!ask");
 369
 370             Options::sharedInstance()->addOption("restore-defaults", "");
 371         }
 372     }
 373 }
 374
 375 void loadNaturalEarthFile(const std::string& aFileName,
 376                           flightgear::PolyLine::Type aType,
 377                           bool areClosed)
 378 {
 379     SGPath path(globals->get_fg_root());
 380     path.append( "Geodata" );
 381     path.append(aFileName);
 382     if (!path.exists())
 383         return; // silently fail for now
 384
 385     flightgear::PolyLineList lines;
 386     flightgear::SHPParser::parsePolyLines(path, aType, lines, areClosed);
 387     flightgear::PolyLine::bulkAddToSpatialIndex(lines);
 388 }
 389
 390 void loadNaturalEarthData()
 391 {
 392     SGTimeStamp st;
 393     st.stamp();
 394
 395     loadNaturalEarthFile("ne_10m_coastline.shp", flightgear::PolyLine::COASTLINE, false);
 396     loadNaturalEarthFile("ne_10m_rivers_lake_centerlines.shp", flightgear::PolyLine::RIVER, false);
 397     loadNaturalEarthFile("ne_10m_lakes.shp", flightgear::PolyLine::LAKE, true);
 398
 399     qDebug() << "load basic data took" << st.elapsedMSec();
 400
 401
 402     st.stamp();
 403     loadNaturalEarthFile("ne_10m_urban_areas.shp", flightgear::PolyLine::URBAN, true);
 404
 405     qDebug() << "loading urban areas took:" << st.elapsedMSec();
 406 }
 407
 408 bool runLauncherDialog()
 409 {
 410     // startup the nav-cache now. This pre-empts normal startup of
 411     // the cache, but no harm done. (Providing scenery paths are consistent)
 412
 413     initNavCache();
 414
 415     QSettings settings;
 416     QString downloadDir = settings.value("download-dir").toString();
 417     if (!downloadDir.isEmpty()) {
 418         flightgear::Options::sharedInstance()->setOption("download-dir", downloadDir.toStdString());
 419     }
 420
 421     fgInitPackageRoot();
 422
 423     // startup the HTTP system now since packages needs it
 424     FGHTTPClient* http = globals->add_new_subsystem<FGHTTPClient>();
 425
 426     // we guard against re-init in the global phase; bind and postinit
 427     // will happen as normal
 428     http->init();
 429
 430     loadNaturalEarthData();
 431
 432     // avoid double Apple menu and other weirdness if both Qt and OSG
 433     // try to initialise various Cocoa structures.
 434     flightgear::WindowBuilder::setPoseAsStandaloneApp(false);
 435
 436     QtLauncher dlg;
 437     dlg.show();
 438
 439     int appResult = qApp->exec();
 440     if (appResult < 0) {
 441         return false; // quit
 442     }
 443
 444     // don't set scenery paths twice
 445     globals->clear_fg_scenery();
 446
 447     return true;
 448 }
 449
 450 bool runInAppLauncherDialog()
 451 {
 452     QtLauncher dlg;
 453     dlg.setInAppMode();
 454     dlg.exec();
 455     if (dlg.result() != QDialog::Accepted) {
 456         return false;
 457     }
 458
 459     return true;
 460 }
 461
 462 } // of namespace flightgear
 463
 464 QtLauncher::QtLauncher() :
 465     QDialog(),
 466     m_ui(NULL),
 467     m_subsystemIdleTimer(NULL),
 468     m_inAppMode(false)
 469 {
 470     m_ui.reset(new Ui::Launcher);
 471     m_ui->setupUi(this);
 472
 473 #if QT_VERSION >= 0x050300
 474     // don't require Qt 5.3
 475     m_ui->commandLineArgs->setPlaceholderText("--option=value --prop:/sim/name=value");
 476 #endif
 477
 478 #if QT_VERSION >= 0x050200
 479     m_ui->aircraftFilter->setClearButtonEnabled(true);
 480 #endif
 481
 482     for (int i=0; i<4; ++i) {
 483         m_ratingFilters[i] = 3;
 484     }
 485
 486     m_subsystemIdleTimer = new QTimer(this);
 487     m_subsystemIdleTimer->setInterval(0);
 488     connect(m_subsystemIdleTimer, &QTimer::timeout,
 489             this, &QtLauncher::onSubsytemIdleTimeout);
 490     m_subsystemIdleTimer->start();
 491
 492     // create and configure the proxy model
 493     m_aircraftProxy = new AircraftProxyModel(this);
 494     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 495             m_aircraftProxy, &AircraftProxyModel::setRatingFilterEnabled);
 496     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 497             this, &QtLauncher::maybeRestoreAircraftSelection);
 498
 499     connect(m_ui->onlyShowInstalledCheck, &QAbstractButton::toggled,
 500             m_aircraftProxy, &AircraftProxyModel::setInstalledFilterEnabled);
 501     connect(m_ui->aircraftFilter, &QLineEdit::textChanged,
 502             m_aircraftProxy, &QSortFilterProxyModel::setFilterFixedString);
 503
 504     connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 505     connect(m_ui->quitButton, SIGNAL(clicked()), this, SLOT(onQuit()));
 506
 507     connect(m_ui->changeRootButton, SIGNAL(clicked()), this, SLOT(onChangeRoot()));
 508
 509     connect(m_ui->aircraftHistory, &QPushButton::clicked,
 510           this, &QtLauncher::onPopupAircraftHistory);
 511
 512     connect(m_ui->location, &LocationWidget::descriptionChanged,
 513             m_ui->locationDescription, &QLabel::setText);
 514
 515     QAction* qa = new QAction(this);
 516     qa->setShortcut(QKeySequence("Ctrl+Q"));
 517     connect(qa, &QAction::triggered, this, &QtLauncher::onQuit);
 518     addAction(qa);
 519
 520     connect(m_ui->editRatingFilter, &QPushButton::clicked,
 521             this, &QtLauncher::onEditRatingsFilter);
 522     connect(m_ui->onlyShowInstalledCheck, &QCheckBox::toggled,
 523             this, &QtLauncher::onShowInstalledAircraftToggled);
 524
 525     QIcon historyIcon(":/history-icon");
 526     m_ui->aircraftHistory->setIcon(historyIcon);
 527
 528     connect(m_ui->timeOfDayCombo, SIGNAL(currentIndexChanged(int)),
 529             this, SLOT(updateSettingsSummary()));
 530     connect(m_ui->seasonCombo, SIGNAL(currentIndexChanged(int)),
 531             this, SLOT(updateSettingsSummary()));
 532     connect(m_ui->fetchRealWxrCheckbox, SIGNAL(toggled(bool)),
 533             this, SLOT(updateSettingsSummary()));
 534     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 535             this, SLOT(updateSettingsSummary()));
 536     connect(m_ui->terrasyncCheck, SIGNAL(toggled(bool)),
 537             this, SLOT(updateSettingsSummary()));
 538     connect(m_ui->startPausedCheck, SIGNAL(toggled(bool)),
 539             this, SLOT(updateSettingsSummary()));
 540     connect(m_ui->msaaCheckbox, SIGNAL(toggled(bool)),
 541             this, SLOT(updateSettingsSummary()));
 542
 543     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 544             this, SLOT(onRembrandtToggled(bool)));
 545     connect(m_ui->terrasyncCheck, &QCheckBox::toggled,
 546             this, &QtLauncher::onToggleTerrasync);
 547     updateSettingsSummary();
 548
 549     m_aircraftModel = new AircraftItemModel(this);
 550     m_aircraftProxy->setSourceModel(m_aircraftModel);
 551
 552     m_aircraftProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
 553     m_aircraftProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
 554     m_aircraftProxy->setSortRole(Qt::DisplayRole);
 555     m_aircraftProxy->setDynamicSortFilter(true);
 556
 557     m_ui->aircraftList->setModel(m_aircraftProxy);
 558     m_ui->aircraftList->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 559     AircraftItemDelegate* delegate = new AircraftItemDelegate(m_ui->aircraftList);
 560     m_ui->aircraftList->setItemDelegate(delegate);
 561     m_ui->aircraftList->setSelectionMode(QAbstractItemView::SingleSelection);
 562     connect(m_ui->aircraftList, &QListView::clicked,
 563             this, &QtLauncher::onAircraftSelected);
 564     connect(delegate, &AircraftItemDelegate::variantChanged,
 565             this, &QtLauncher::onAircraftSelected);
 566     connect(delegate, &AircraftItemDelegate::requestInstall,
 567             this, &QtLauncher::onRequestPackageInstall);
 568     connect(delegate, &AircraftItemDelegate::cancelDownload,
 569             this, &QtLauncher::onCancelDownload);
 570
 571     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallCompleted,
 572             this, &QtLauncher::onAircraftInstalledCompleted);
 573     connect(m_aircraftModel, &AircraftItemModel::aircraftInstallFailed,
 574             this, &QtLauncher::onAircraftInstallFailed);
 575     connect(m_aircraftModel, &AircraftItemModel::scanCompleted,
 576             this, &QtLauncher::updateSelectedAircraft);
 577     connect(m_ui->pathsButton, &QPushButton::clicked,
 578             this, &QtLauncher::onEditPaths);
 579
 580     // after any kind of reset, try to restore selection and scroll
 581     // to match the m_selectedAircraft. This needs to be delayed
 582     // fractionally otherwise the scrollTo seems to be ignored,
 583     // unfortunately.
 584     connect(m_aircraftProxy, &AircraftProxyModel::modelReset,
 585             this, &QtLauncher::delayedAircraftModelReset);
 586
 587     QSettings settings;
 588     m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
 589     m_aircraftModel->setPackageRoot(globals->packageRoot());
 590     m_aircraftModel->scanDirs();
 591
 592     restoreSettings();
 593 }
 594
 595 QtLauncher::~QtLauncher()
 596 {
 597
 598 }
 599
 600 void QtLauncher::setSceneryPaths()
 601 {
 602     globals->clear_fg_scenery();
 603
 604 // mimic what optionss.cxx does, so we can find airport data for parking
 605 // positions
 606     QSettings settings;
 607     // append explicit scenery paths
 608     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 609         globals->append_fg_scenery(path.toStdString());
 610     }
 611
 612     // append the TerraSync path
 613     QString downloadDir = settings.value("download-dir").toString();
 614     if (downloadDir.isEmpty()) {
 615         downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 616     }
 617
 618     SGPath terraSyncDir(downloadDir.toStdString());
 619     terraSyncDir.append("TerraSync");
 620     if (terraSyncDir.exists()) {
 621         globals->append_fg_scenery(terraSyncDir.str());
 622     }
 623
 624 }
 625
 626 void QtLauncher::setInAppMode()
 627 {
 628   m_inAppMode = true;
 629   m_ui->tabWidget->removeTab(2);
 630   m_ui->runButton->setText(tr("Apply"));
 631   m_ui->quitButton->setText(tr("Cancel"));
 632
 633   disconnect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 634   connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onApply()));
 635 }
 636
 637 void QtLauncher::restoreSettings()
 638 {
 639     QSettings settings;
 640     m_ui->rembrandtCheckbox->setChecked(settings.value("enable-rembrandt", false).toBool());
 641     m_ui->terrasyncCheck->setChecked(settings.value("enable-terrasync", true).toBool());
 642     m_ui->fullScreenCheckbox->setChecked(settings.value("start-fullscreen", false).toBool());
 643     m_ui->msaaCheckbox->setChecked(settings.value("enable-msaa", false).toBool());
 644     m_ui->fetchRealWxrCheckbox->setChecked(settings.value("enable-realwx", true).toBool());
 645     m_ui->startPausedCheck->setChecked(settings.value("start-paused", false).toBool());
 646     m_ui->timeOfDayCombo->setCurrentIndex(settings.value("timeofday", 0).toInt());
 647     m_ui->seasonCombo->setCurrentIndex(settings.value("season", 0).toInt());
 648
 649     // full paths to -set.xml files
 650     m_recentAircraft = QUrl::fromStringList(settings.value("recent-aircraft").toStringList());
 651
 652     if (!m_recentAircraft.empty()) {
 653         m_selectedAircraft = m_recentAircraft.front();
 654     } else {
 655         // select the default C172p
 656     }
 657
 658     if (!m_inAppMode) {
 659         setSceneryPaths();
 660     }
 661
 662     m_ui->location->restoreSettings();
 663
 664     // rating filters
 665     m_ui->onlyShowInstalledCheck->setChecked(settings.value("only-show-installed", false).toBool());
 666     if (m_ui->onlyShowInstalledCheck->isChecked()) {
 667         m_ui->ratingsFilterCheck->setEnabled(false);
 668     }
 669
 670     m_ui->ratingsFilterCheck->setChecked(settings.value("ratings-filter", true).toBool());
 671     int index = 0;
 672     Q_FOREACH(QVariant v, settings.value("min-ratings").toList()) {
 673         m_ratingFilters[index++] = v.toInt();
 674     }
 675
 676     m_aircraftProxy->setRatingFilterEnabled(m_ui->ratingsFilterCheck->isChecked());
 677     m_aircraftProxy->setRatings(m_ratingFilters);
 678
 679     updateSelectedAircraft();
 680     maybeRestoreAircraftSelection();
 681
 682     m_ui->commandLineArgs->setPlainText(settings.value("additional-args").toString());
 683 }
 684
 685 void QtLauncher::delayedAircraftModelReset()
 686 {
 687     QTimer::singleShot(1, this, SLOT(maybeRestoreAircraftSelection()));
 688 }
 689
 690 void QtLauncher::maybeRestoreAircraftSelection()
 691 {
 692     QModelIndex aircraftIndex = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 693     QModelIndex proxyIndex = m_aircraftProxy->mapFromSource(aircraftIndex);
 694     if (proxyIndex.isValid()) {
 695         m_ui->aircraftList->selectionModel()->setCurrentIndex(proxyIndex,
 696                                                               QItemSelectionModel::ClearAndSelect);
 697         m_ui->aircraftList->selectionModel()->select(proxyIndex,
 698                                                      QItemSelectionModel::ClearAndSelect);
 699         m_ui->aircraftList->scrollTo(proxyIndex);
 700     }
 701 }
 702
 703 void QtLauncher::saveSettings()
 704 {
 705     QSettings settings;
 706     settings.setValue("enable-rembrandt", m_ui->rembrandtCheckbox->isChecked());
 707     settings.setValue("enable-terrasync", m_ui->terrasyncCheck->isChecked());
 708     settings.setValue("enable-msaa", m_ui->msaaCheckbox->isChecked());
 709     settings.setValue("start-fullscreen", m_ui->fullScreenCheckbox->isChecked());
 710     settings.setValue("enable-realwx", m_ui->fetchRealWxrCheckbox->isChecked());
 711     settings.setValue("start-paused", m_ui->startPausedCheck->isChecked());
 712     settings.setValue("ratings-filter", m_ui->ratingsFilterCheck->isChecked());
 713     settings.setValue("only-show-installed", m_ui->onlyShowInstalledCheck->isChecked());
 714     settings.setValue("recent-aircraft", QUrl::toStringList(m_recentAircraft));
 715
 716     settings.setValue("timeofday", m_ui->timeOfDayCombo->currentIndex());
 717     settings.setValue("season", m_ui->seasonCombo->currentIndex());
 718     settings.setValue("additional-args", m_ui->commandLineArgs->toPlainText());
 719
 720     m_ui->location->saveSettings();
 721 }
 722
 723 void QtLauncher::setEnableDisableOptionFromCheckbox(QCheckBox* cbox, QString name) const
 724 {
 725     flightgear::Options* opt = flightgear::Options::sharedInstance();
 726     std::string stdName(name.toStdString());
 727     if (cbox->isChecked()) {
 728         opt->addOption("enable-" + stdName, "");
 729     } else {
 730         opt->addOption("disable-" + stdName, "");
 731     }
 732 }
 733
 734 void QtLauncher::closeEvent(QCloseEvent *event)
 735 {
 736     qApp->exit(-1);
 737 }
 738
 739 void QtLauncher::onRun()
 740 {
 741     flightgear::Options* opt = flightgear::Options::sharedInstance();
 742     setEnableDisableOptionFromCheckbox(m_ui->terrasyncCheck, "terrasync");
 743     setEnableDisableOptionFromCheckbox(m_ui->fetchRealWxrCheckbox, "real-weather-fetch");
 744     setEnableDisableOptionFromCheckbox(m_ui->rembrandtCheckbox, "rembrandt");
 745     setEnableDisableOptionFromCheckbox(m_ui->fullScreenCheckbox, "fullscreen");
 746 //    setEnableDisableOptionFromCheckbox(m_ui->startPausedCheck, "freeze");
 747
 748     bool startPaused = m_ui->startPausedCheck->isChecked() ||
 749             m_ui->location->shouldStartPaused();
 750     if (startPaused) {
 751         opt->addOption("enable-freeze", "");
 752     }
 753
 754     // MSAA is more complex
 755     if (!m_ui->rembrandtCheckbox->isChecked()) {
 756         if (m_ui->msaaCheckbox->isChecked()) {
 757             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 1);
 758             globals->get_props()->setIntValue("/sim/rendering/multi-samples", 4);
 759         } else {
 760             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 0);
 761         }
 762     }
 763
 764     // aircraft
 765     if (!m_selectedAircraft.isEmpty()) {
 766         if (m_selectedAircraft.isLocalFile()) {
 767             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 768             opt->addOption("aircraft-dir", setFileInfo.dir().absolutePath().toStdString());
 769             QString setFile = setFileInfo.fileName();
 770             Q_ASSERT(setFile.endsWith("-set.xml"));
 771             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 772             opt->addOption("aircraft", setFile.toStdString());
 773         } else if (m_selectedAircraft.scheme() == "package") {
 774             QString qualifiedId = m_selectedAircraft.path();
 775             // no need to set aircraft-dir, handled by the corresponding code
 776             // in fgInitAircraft
 777             opt->addOption("aircraft", qualifiedId.toStdString());
 778         } else {
 779             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 780         }
 781
 782       // manage aircraft history
 783         if (m_recentAircraft.contains(m_selectedAircraft))
 784           m_recentAircraft.removeOne(m_selectedAircraft);
 785         m_recentAircraft.prepend(m_selectedAircraft);
 786         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 787           m_recentAircraft.pop_back();
 788     }
 789
 790     m_ui->location->setLocationOptions();
 791
 792     // time of day
 793     if (m_ui->timeOfDayCombo->currentIndex() != 0) {
 794         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 795         opt->addOption("timeofday", dayval.toStdString());
 796     }
 797
 798     if (m_ui->seasonCombo->currentIndex() != 0) {
 799         QString seasonName = m_ui->seasonCombo->currentText().toLower();
 800         opt->addOption("season", seasonName.toStdString());
 801     }
 802
 803     QSettings settings;
 804     QString downloadDir = settings.value("download-dir").toString();
 805     if (!downloadDir.isEmpty()) {
 806         QDir d(downloadDir);
 807         if (!d.exists()) {
 808             int result = QMessageBox::question(this, tr("Create download folder?"),
 809                                   tr("The selected location for downloads does not exist. Create it?"),
 810                                                QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
 811             if (result == QMessageBox::Cancel) {
 812                 return;
 813             }
 814
 815             if (result == QMessageBox::Yes) {
 816                 d.mkpath(downloadDir);
 817             }
 818         }
 819
 820         opt->addOption("download-dir", downloadDir.toStdString());
 821     }
 822
 823     // scenery paths
 824     Q_FOREACH(QString path, settings.value("scenery-paths").toStringList()) {
 825         opt->addOption("fg-scenery", path.toStdString());
 826     }
 827
 828     // aircraft paths
 829     Q_FOREACH(QString path, settings.value("aircraft-paths").toStringList()) {
 830         // can't use fg-aircraft for this, as it is processed before the launcher is run
 831         globals->append_aircraft_path(path.toStdString());
 832     }
 833
 834     // additional arguments
 835     ArgumentsTokenizer tk;
 836     Q_FOREACH(ArgumentsTokenizer::Arg a, tk.tokenize(m_ui->commandLineArgs->toPlainText())) {
 837         if (a.arg.startsWith("prop:")) {
 838             QString v = a.arg.mid(5) + "=" + a.value;
 839             opt->addOption("prop", v.toStdString());
 840         } else {
 841             opt->addOption(a.arg.toStdString(), a.value.toStdString());
 842         }
 843     }
 844
 845     saveSettings();
 846
 847     qApp->exit(0);
 848 }
 849
 850
 851 void QtLauncher::onApply()
 852 {
 853     accept();
 854
 855     // aircraft
 856     if (!m_selectedAircraft.isEmpty()) {
 857         std::string aircraftPropValue,
 858             aircraftDir;
 859
 860         if (m_selectedAircraft.isLocalFile()) {
 861             QFileInfo setFileInfo(m_selectedAircraft.toLocalFile());
 862             QString setFile = setFileInfo.fileName();
 863             Q_ASSERT(setFile.endsWith("-set.xml"));
 864             setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 865             aircraftDir = setFileInfo.dir().absolutePath().toStdString();
 866             aircraftPropValue = setFile.toStdString();
 867         } else if (m_selectedAircraft.scheme() == "package") {
 868             // no need to set aircraft-dir, handled by the corresponding code
 869             // in fgInitAircraft
 870             aircraftPropValue = m_selectedAircraft.path().toStdString();
 871         } else {
 872             qWarning() << "unsupported aircraft launch URL" << m_selectedAircraft;
 873         }
 874
 875         // manage aircraft history
 876         if (m_recentAircraft.contains(m_selectedAircraft))
 877             m_recentAircraft.removeOne(m_selectedAircraft);
 878         m_recentAircraft.prepend(m_selectedAircraft);
 879         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 880             m_recentAircraft.pop_back();
 881
 882         globals->get_props()->setStringValue("/sim/aircraft", aircraftPropValue);
 883         globals->get_props()->setStringValue("/sim/aircraft-dir", aircraftDir);
 884     }
 885
 886
 887     saveSettings();
 888 }
 889
 890 void QtLauncher::onQuit()
 891 {
 892     qApp->exit(-1);
 893 }
 894
 895 void QtLauncher::onToggleTerrasync(bool enabled)
 896 {
 897     if (enabled) {
 898         QSettings settings;
 899         QString downloadDir = settings.value("download-dir").toString();
 900         if (downloadDir.isEmpty()) {
 901             downloadDir = QString::fromStdString(flightgear::defaultDownloadDir());
 902         }
 903
 904         QFileInfo info(downloadDir);
 905         if (!info.exists()) {
 906             QMessageBox msg;
 907             msg.setWindowTitle(tr("Create download folder?"));
 908             msg.setText(tr("The download folder '%1' does not exist, create it now? "
 909                            "Click 'change location' to choose another folder "
 910                            "to store downloaded files").arg(downloadDir));
 911             msg.addButton(QMessageBox::Yes);
 912             msg.addButton(QMessageBox::Cancel);
 913             msg.addButton(tr("Change location"), QMessageBox::ActionRole);
 914             int result = msg.exec();
 915
 916             if (result == QMessageBox::Cancel) {
 917                 m_ui->terrasyncCheck->setChecked(false);
 918                 return;
 919             }
 920
 921             if (result == QMessageBox::ActionRole) {
 922                 onEditPaths();
 923                 return;
 924             }
 925
 926             QDir d(downloadDir);
 927             d.mkpath(downloadDir);
 928         }
 929     } // of is enabled
 930 }
 931
 932 void QtLauncher::onAircraftInstalledCompleted(QModelIndex index)
 933 {
 934     maybeUpdateSelectedAircraft(index);
 935 }
 936
 937 void QtLauncher::onRatingsFilterToggled()
 938 {
 939     QModelIndex aircraftIndex = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
 940     QModelIndex proxyIndex = m_aircraftProxy->mapFromSource(aircraftIndex);
 941     if (proxyIndex.isValid()) {
 942         m_ui->aircraftList->scrollTo(proxyIndex);
 943     }
 944 }
 945
 946 void QtLauncher::onAircraftInstallFailed(QModelIndex index, QString errorMessage)
 947 {
 948     qWarning() << Q_FUNC_INFO << index.data(AircraftURIRole) << errorMessage;
 949
 950     QMessageBox msg;
 951     msg.setWindowTitle(tr("Aircraft installation failed"));
 952     msg.setText(tr("An error occurred installing the aircraft %1: %2").
 953                 arg(index.data(Qt::DisplayRole).toString()).arg(errorMessage));
 954     msg.addButton(QMessageBox::Ok);
 955     msg.exec();
 956
 957     maybeUpdateSelectedAircraft(index);
 958 }
 959
 960 void QtLauncher::onAircraftSelected(const QModelIndex& index)
 961 {
 962     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
 963     updateSelectedAircraft();
 964 }
 965
 966 void QtLauncher::onRequestPackageInstall(const QModelIndex& index)
 967 {
 968     // also select, otherwise UI is confusing
 969     m_selectedAircraft = index.data(AircraftURIRole).toUrl();
 970     updateSelectedAircraft();
 971
 972     QString pkg = index.data(AircraftPackageIdRole).toString();
 973     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
 974     if (pref->isInstalled()) {
 975         InstallRef install = pref->existingInstall();
 976         if (install && install->hasUpdate()) {
 977             globals->packageRoot()->scheduleToUpdate(install);
 978         }
 979     } else {
 980         pref->install();
 981     }
 982 }
 983
 984 void QtLauncher::onCancelDownload(const QModelIndex& index)
 985 {
 986     QString pkg = index.data(AircraftPackageIdRole).toString();
 987     simgear::pkg::PackageRef pref = globals->packageRoot()->getPackageById(pkg.toStdString());
 988     simgear::pkg::InstallRef i = pref->existingInstall();
 989     i->cancelDownload();
 990 }
 991
 992 void QtLauncher::maybeUpdateSelectedAircraft(QModelIndex index)
 993 {
 994     QUrl u = index.data(AircraftURIRole).toUrl();
 995     if (u == m_selectedAircraft) {
 996         // potentially enable the run button now!
 997         updateSelectedAircraft();
 998     }
 999 }
1000
1001 void QtLauncher::updateSelectedAircraft()
1002 {
1003     QModelIndex index = m_aircraftModel->indexOfAircraftURI(m_selectedAircraft);
1004     if (index.isValid()) {
1005         QPixmap pm = index.data(Qt::DecorationRole).value<QPixmap>();
1006         m_ui->thumbnail->setPixmap(pm);
1007         m_ui->aircraftDescription->setText(index.data(Qt::DisplayRole).toString());
1008
1009         int status = index.data(AircraftPackageStatusRole).toInt();
1010         bool canRun = (status == PackageInstalled);
1011         m_ui->runButton->setEnabled(canRun);
1012
1013         LauncherAircraftType aircraftType = Airplane;
1014         if (index.data(AircraftIsHelicopterRole).toBool()) {
1015             aircraftType = Helicopter;
1016         } else if (index.data(AircraftIsSeaplaneRole).toBool()) {
1017             aircraftType = Seaplane;
1018         }
1019
1020         m_ui->location->setAircraftType(aircraftType);
1021     } else {
1022         m_ui->thumbnail->setPixmap(QPixmap());
1023         m_ui->aircraftDescription->setText("");
1024         m_ui->runButton->setEnabled(false);
1025     }
1026 }
1027
1028 QModelIndex QtLauncher::proxyIndexForAircraftURI(QUrl uri) const
1029 {
1030   return m_aircraftProxy->mapFromSource(sourceIndexForAircraftURI(uri));
1031 }
1032
1033 QModelIndex QtLauncher::sourceIndexForAircraftURI(QUrl uri) const
1034 {
1035     AircraftItemModel* sourceModel = qobject_cast<AircraftItemModel*>(m_aircraftProxy->sourceModel());
1036     Q_ASSERT(sourceModel);
1037     return sourceModel->indexOfAircraftURI(uri);
1038 }
1039
1040 void QtLauncher::onPopupAircraftHistory()
1041 {
1042     if (m_recentAircraft.isEmpty()) {
1043         return;
1044     }
1045
1046     QMenu m;
1047     Q_FOREACH(QUrl uri, m_recentAircraft) {
1048         QModelIndex index = sourceIndexForAircraftURI(uri);
1049         if (!index.isValid()) {
1050             // not scanned yet
1051             continue;
1052         }
1053         QAction* act = m.addAction(index.data(Qt::DisplayRole).toString());
1054         act->setData(uri);
1055     }
1056
1057     QPoint popupPos = m_ui->aircraftHistory->mapToGlobal(m_ui->aircraftHistory->rect().bottomLeft());
1058     QAction* triggered = m.exec(popupPos);
1059     if (triggered) {
1060         m_selectedAircraft = triggered->data().toUrl();
1061         QModelIndex index = proxyIndexForAircraftURI(m_selectedAircraft);
1062         m_ui->aircraftList->selectionModel()->setCurrentIndex(index,
1063                                                               QItemSelectionModel::ClearAndSelect);
1064         m_ui->aircraftFilter->clear();
1065         updateSelectedAircraft();
1066     }
1067 }
1068
1069 void QtLauncher::onEditRatingsFilter()
1070 {
1071     EditRatingsFilterDialog dialog(this);
1072     dialog.setRatings(m_ratingFilters);
1073
1074     dialog.exec();
1075     if (dialog.result() == QDialog::Accepted) {
1076         QVariantList vl;
1077         for (int i=0; i<4; ++i) {
1078             m_ratingFilters[i] = dialog.getRating(i);
1079             vl.append(m_ratingFilters[i]);
1080         }
1081         m_aircraftProxy->setRatings(m_ratingFilters);
1082
1083         QSettings settings;
1084         settings.setValue("min-ratings", vl);
1085     }
1086 }
1087
1088 void QtLauncher::updateSettingsSummary()
1089 {
1090     QStringList summary;
1091     if (m_ui->timeOfDayCombo->currentIndex() > 0) {
1092         summary.append(QString(m_ui->timeOfDayCombo->currentText().toLower()));
1093     }
1094
1095     if (m_ui->seasonCombo->currentIndex() > 0) {
1096         summary.append(QString(m_ui->seasonCombo->currentText().toLower()));
1097     }
1098
1099     if (m_ui->rembrandtCheckbox->isChecked()) {
1100         summary.append("Rembrandt enabled");
1101     } else if (m_ui->msaaCheckbox->isChecked()) {
1102         summary.append("anti-aliasing");
1103     }
1104
1105     if (m_ui->fetchRealWxrCheckbox->isChecked()) {
1106         summary.append("live weather");
1107     }
1108
1109     if (m_ui->terrasyncCheck->isChecked()) {
1110         summary.append("automatic scenery downloads");
1111     }
1112
1113     if (m_ui->startPausedCheck->isChecked()) {
1114         summary.append("paused");
1115     }
1116
1117     QString s = summary.join(", ");
1118     s[0] = s[0].toUpper();
1119     m_ui->settingsDescription->setText(s);
1120 }
1121
1122 void QtLauncher::onRembrandtToggled(bool b)
1123 {
1124     // Rembrandt and multi-sample are exclusive
1125     m_ui->msaaCheckbox->setEnabled(!b);
1126 }
1127
1128 void QtLauncher::onShowInstalledAircraftToggled(bool b)
1129 {
1130     m_ui->ratingsFilterCheck->setEnabled(!b);
1131     maybeRestoreAircraftSelection();
1132 }
1133
1134 void QtLauncher::onSubsytemIdleTimeout()
1135 {
1136     globals->get_subsystem_mgr()->update(0.0);
1137 }
1138
1139 void QtLauncher::onEditPaths()
1140 {
1141     QSettings settings;
1142     QString previousDownloadDir = settings.value("download-dir").toString();
1143
1144     PathsDialog dlg(this, globals->packageRoot());
1145     dlg.exec();
1146     if (dlg.result() == QDialog::Accepted) {
1147         QString dd = settings.value("download-dir").toString();
1148         bool downloadDirChanged = (previousDownloadDir != dd);
1149         if (downloadDirChanged) {
1150             qDebug() << "download dir changed, resetting package root";
1151
1152             if (dd.isEmpty()) {
1153                 flightgear::Options::sharedInstance()->clearOption("download-dir");
1154             } else {
1155                 flightgear::Options::sharedInstance()->setOption("download-dir", dd.toStdString());
1156             }
1157
1158             // replace existing package root
1159             globals->get_subsystem<FGHTTPClient>()->shutdown();
1160             globals->setPackageRoot(simgear::pkg::RootRef());
1161
1162             // create new root with updated download-dir value
1163             fgInitPackageRoot();
1164
1165             globals->get_subsystem<FGHTTPClient>()->init();
1166         }
1167
1168         // re-scan the aircraft list
1169         m_aircraftModel->setPackageRoot(globals->packageRoot());
1170         m_aircraftModel->setPaths(settings.value("aircraft-paths").toStringList());
1171         m_aircraftModel->scanDirs();
1172
1173         // re-set scenery dirs
1174         setSceneryPaths();
1175     }
1176 }
1177
1178 void QtLauncher::onChangeRoot()
1179 {
1180     QMessageBox mbox(this);
1181     mbox.setText(tr("Change the data files location used by FlightGear?"));
1182     mbox.setInformativeText(tr("FlightGear cannot work without its data files. "
1183                                "(Also called the base package) "
1184                                "To change which files are used, quit FlightGear and open it again, "
1185                                "while holding down the 'shift' key, and you will be able to choose a "
1186                                "different data files location, or restore the default setting."));
1187     QPushButton* quitButton = mbox.addButton(tr("Quit FlightGear now"), QMessageBox::YesRole);
1188     mbox.addButton(QMessageBox::Cancel);
1189     mbox.setDefaultButton(QMessageBox::Cancel);
1190     mbox.setIconPixmap(QPixmap(":/app-icon-large"));
1191
1192     mbox.exec();
1193     if (mbox.clickedButton() != quitButton) {
1194         return;
1195     }
1196
1197     // following code doesn't work reliably, so we take the simpler
1198     // option of asking the user to re-launch us while holding down
1199     // the hot-key (shift)
1200 #if 0
1201     {
1202         QSettings settings;
1203         // set the option to the magic marker value
1204         settings.setValue("fg-root", "!ask");
1205     } // scope the ensure settings are written nicel
1206
1207     // Spawn a new instance of myApplication:
1208     QProcess proc;
1209 #if defined(Q_OS_MAC)
1210     QStringList args;
1211
1212     QDir dir(qApp->applicationDirPath()); // returns the 'MacOS' dir
1213     dir.cdUp(); // up to 'contents' dir
1214     dir.cdUp(); // up to .app dir
1215     args << dir.absolutePath();
1216     proc.startDetached("open", args);
1217 #else
1218     proc.startDetached(qApp->applicationFilePath());
1219 #endif
1220 #endif
1221
1222     qDebug() << "doing app exit";
1223     qApp->exit(-1);
1224 }
1225
1226 simgear::pkg::PackageRef QtLauncher::packageForAircraftURI(QUrl uri) const
1227 {
1228     if (uri.scheme() != "package") {
1229         qWarning() << "invalid URL scheme:" << uri;
1230         return simgear::pkg::PackageRef();
1231     }
1232
1233     QString ident = uri.path();
1234     return globals->packageRoot()->getPackageById(ident.toStdString());
1235 }
1236
1237
1238 #include "QtLauncher.moc"