src/GUI/QtLauncher.cxx

   1 #include "QtLauncher.hxx"
   2
   3 // Qt
   4 #include <QProgressDialog>
   5 #include <QCoreApplication>
   6 #include <QAbstractListModel>
   7 #include <QDir>
   8 #include <QFileInfo>
   9 #include <QPixmap>
  10 #include <QTimer>
  11 #include <QDebug>
  12 #include <QCompleter>
  13 #include <QThread>
  14 #include <QMutex>
  15 #include <QMutexLocker>
  16 #include <QListView>
  17 #include <QSettings>
  18 #include <QPainter>
  19 #include <QSortFilterProxyModel>
  20 #include <QMenu>
  21 #include <QDesktopServices>
  22 #include <QUrl>
  23 #include <QAction>
  24 #include <QStyledItemDelegate>
  25 #include <QLinearGradient>
  26 #include <QFileDialog>
  27 #include <QMessageBox>
  28
  29 // Simgear
  30 #include <simgear/timing/timestamp.hxx>
  31 #include <simgear/props/props_io.hxx>
  32 #include <simgear/structure/exception.hxx>
  33 #include <simgear/misc/sg_path.hxx>
  34
  35 #include "ui_Launcher.h"
  36 #include "EditRatingsFilterDialog.hxx"
  37
  38 #include <Main/globals.hxx>
  39 #include <Navaids/NavDataCache.hxx>
  40 #include <Airports/airport.hxx>
  41 #include <Airports/dynamics.hxx> // for parking
  42 #include <Main/options.hxx>
  43
  44 using namespace flightgear;
  45
  46 const int MAX_RECENT_AIRPORTS = 32;
  47 const int MAX_RECENT_AIRCRAFT = 20;
  48
  49 namespace { // anonymous namespace
  50
  51 const int AircraftPathRole = Qt::UserRole + 1;
  52 const int AircraftAuthorsRole = Qt::UserRole + 2;
  53 const int AircraftRatingRole = Qt::UserRole + 100;
  54
  55 void initNavCache()
  56 {
  57     NavDataCache* cache = NavDataCache::instance();
  58     if (cache->isRebuildRequired()) {
  59         QProgressDialog rebuildProgress("Initialising navigation data, this may take several minutes",
  60                                        QString() /* cancel text */,
  61                                        0, 0);
  62         rebuildProgress.setWindowModality(Qt::WindowModal);
  63         rebuildProgress.show();
  64
  65         while (!cache->rebuild()) {
  66             // sleep to give the rebuild thread more time
  67             SGTimeStamp::sleepForMSec(50);
  68             rebuildProgress.setValue(0);
  69             QCoreApplication::processEvents();
  70         }
  71     }
  72 }
  73
  74 struct AircraftItem
  75 {
  76     AircraftItem() {
  77         // oh for C++11 initialisers
  78         for (int i=0; i<4; ++i) ratings[i] = 0;
  79     }
  80
  81     AircraftItem(QDir dir, QString filePath)
  82     {
  83         for (int i=0; i<4; ++i) ratings[i] = 0;
  84
  85         SGPropertyNode root;
  86         readProperties(filePath.toStdString(), &root);
  87
  88         if (!root.hasChild("sim")) {
  89             throw sg_io_exception(std::string("Malformed -set.xml file"), filePath.toStdString());
  90         }
  91
  92         SGPropertyNode_ptr sim = root.getNode("sim");
  93
  94         path = filePath;
  95         description = sim->getStringValue("description");
  96         authors =  sim->getStringValue("author");
  97
  98         if (sim->hasChild("rating")) {
  99             parseRatings(sim->getNode("rating"));
 100         }
 101
 102         if (dir.exists("thumbnail.jpg")) {
 103             thumbnail.load(dir.filePath("thumbnail.jpg"));
 104             // resize to the standard size
 105             if (thumbnail.height() > 128) {
 106                 thumbnail = thumbnail.scaledToHeight(128);
 107             }
 108         }
 109
 110     }
 111
 112     QString path;
 113     QPixmap thumbnail;
 114     QString description;
 115     QString authors;
 116     int ratings[4];
 117
 118 private:
 119     void parseRatings(SGPropertyNode_ptr ratingsNode)
 120     {
 121         ratings[0] = ratingsNode->getIntValue("FDM");
 122         ratings[1] = ratingsNode->getIntValue("systems");
 123         ratings[2] = ratingsNode->getIntValue("cockpit");
 124         ratings[3] = ratingsNode->getIntValue("model");
 125     }
 126 };
 127
 128 class AircraftScanThread : public QThread
 129 {
 130     Q_OBJECT
 131 public:
 132     AircraftScanThread(QStringList dirsToScan) :
 133         m_dirs(dirsToScan),
 134         m_done(false)
 135     {
 136
 137     }
 138
 139     /** thread-safe access to items already scanned */
 140     QList<AircraftItem> items()
 141     {
 142         QList<AircraftItem> result;
 143         QMutexLocker g(&m_lock);
 144         result.swap(m_items);
 145         g.unlock();
 146         return result;
 147     }
 148
 149     void setDone()
 150     {
 151         m_done = true;
 152     }
 153 Q_SIGNALS:
 154     void addedItems();
 155
 156 protected:
 157     virtual void run()
 158     {
 159         Q_FOREACH(QString d, m_dirs) {
 160             scanAircraftDir(QDir(d));
 161             if (m_done) {
 162                 return;
 163             }
 164         }
 165     }
 166
 167 private:
 168     void scanAircraftDir(QDir path)
 169     {
 170         QStringList filters;
 171         filters << "*-set.xml";
 172         Q_FOREACH(QFileInfo child, path.entryInfoList(QDir::Dirs | QDir::NoDotAndDotDot)) {
 173             QDir childDir(child.absoluteFilePath());
 174             Q_FOREACH(QFileInfo xmlChild, childDir.entryInfoList(filters, QDir::Files)) {
 175                 try {
 176                     AircraftItem item(childDir, xmlChild.absoluteFilePath());
 177                     // lock mutex whil we modify the items array
 178                     {
 179                         QMutexLocker g(&m_lock);
 180                         m_items.append(item);
 181                     }
 182                 } catch (sg_exception& e) {
 183                     continue;
 184                 }
 185
 186                 if (m_done) {
 187                     return;
 188                 }
 189             } // of set.xml iteration
 190
 191             emit addedItems();
 192         } // of subdir iteration
 193     }
 194
 195     QMutex m_lock;
 196     QStringList m_dirs;
 197     QList<AircraftItem> m_items;
 198     bool m_done;
 199 };
 200
 201 class AircraftItemModel : public QAbstractListModel
 202 {
 203     Q_OBJECT
 204 public:
 205     AircraftItemModel(QObject* pr) :
 206         QAbstractListModel(pr)
 207     {
 208         QStringList dirs;
 209         Q_FOREACH(std::string ap, globals->get_aircraft_paths()) {
 210             dirs << QString::fromStdString(ap);
 211         }
 212
 213         SGPath rootAircraft(globals->get_fg_root());
 214         rootAircraft.append("Aircraft");
 215         dirs << QString::fromStdString(rootAircraft.str());
 216
 217         m_scanThread = new AircraftScanThread(dirs);
 218         connect(m_scanThread, &AircraftScanThread::finished, this,
 219                 &AircraftItemModel::onScanFinished);
 220         connect(m_scanThread, &AircraftScanThread::addedItems,
 221                 this, &AircraftItemModel::onScanResults);
 222         m_scanThread->start();
 223     }
 224
 225     ~AircraftItemModel()
 226     {
 227         if (m_scanThread) {
 228             m_scanThread->setDone();
 229             m_scanThread->wait(1000);
 230             delete m_scanThread;
 231         }
 232     }
 233
 234     virtual int rowCount(const QModelIndex& parent) const
 235     {
 236         return m_items.size();
 237     }
 238
 239     virtual QVariant data(const QModelIndex& index, int role) const
 240     {
 241         const AircraftItem& item(m_items.at(index.row()));
 242         if (role == Qt::DisplayRole) {
 243             return item.description;
 244         } else if (role == Qt::DecorationRole) {
 245             return item.thumbnail;
 246         } else if (role == AircraftPathRole) {
 247             return item.path;
 248         } else if (role == AircraftAuthorsRole) {
 249             return item.authors;
 250         } else if (role >= AircraftRatingRole) {
 251             return item.ratings[role - AircraftRatingRole];
 252         } else if (role == Qt::ToolTipRole) {
 253             return item.path;
 254         }
 255
 256         return QVariant();
 257     }
 258
 259   QModelIndex indexOfAircraftPath(QString path) const
 260   {
 261       for (int row=0; row <m_items.size(); ++row) {
 262           const AircraftItem& item(m_items.at(row));
 263           if (item.path == path) {
 264               return index(row);
 265           }
 266       }
 267
 268       return QModelIndex();
 269   }
 270
 271 private slots:
 272     void onScanResults()
 273     {
 274         QList<AircraftItem> newItems = m_scanThread->items();
 275         if (newItems.isEmpty())
 276             return;
 277
 278         int firstRow = m_items.count();
 279         int lastRow = firstRow + newItems.count() - 1;
 280         beginInsertRows(QModelIndex(), firstRow, lastRow);
 281         m_items.append(newItems);
 282         endInsertRows();
 283     }
 284
 285     void onScanFinished()
 286     {
 287         delete m_scanThread;
 288         m_scanThread = NULL;
 289     }
 290
 291 private:
 292     AircraftScanThread* m_scanThread;
 293     QList<AircraftItem> m_items;
 294 };
 295
 296 class AircraftItemDelegate : public QStyledItemDelegate
 297 {
 298 public:
 299     static const int MARGIN = 4;
 300
 301     virtual void paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const
 302     {
 303         // selection feedback rendering
 304         if (option.state & QStyle::State_Selected) {
 305             QLinearGradient grad(option.rect.topLeft(), option.rect.bottomLeft());
 306             grad.setColorAt(0.0, QColor(152, 163, 180));
 307             grad.setColorAt(1.0, QColor(90, 107, 131));
 308
 309             QBrush backgroundBrush(grad);
 310             painter->fillRect(option.rect, backgroundBrush);
 311
 312             painter->setPen(QColor(90, 107, 131));
 313             painter->drawLine(option.rect.topLeft(), option.rect.topRight());
 314
 315         }
 316
 317         QRect contentRect = option.rect.adjusted(MARGIN, MARGIN, -MARGIN, -MARGIN);
 318
 319         QPixmap thumbnail = index.data(Qt::DecorationRole).value<QPixmap>();
 320         painter->drawPixmap(contentRect.topLeft(), thumbnail);
 321
 322         // draw 1px frame
 323         painter->setPen(QColor(0x7f, 0x7f, 0x7f));
 324         painter->setBrush(Qt::NoBrush);
 325         painter->drawRect(contentRect.left(), contentRect.top(), thumbnail.width(), thumbnail.height());
 326
 327         QString description = index.data(Qt::DisplayRole).toString();
 328         contentRect.setLeft(contentRect.left() + MARGIN + thumbnail.width());
 329
 330         painter->setPen(Qt::black);
 331         QFont f;
 332         f.setPointSize(18);
 333         painter->setFont(f);
 334
 335         QRect actualBounds;
 336         painter->drawText(contentRect, Qt::TextWordWrap, description, &actualBounds);
 337
 338         QString authors = index.data(AircraftAuthorsRole).toString();
 339
 340         f.setPointSize(12);
 341         painter->setFont(f);
 342
 343         QRect authorsRect = contentRect;
 344         authorsRect.moveTop(actualBounds.bottom() + MARGIN);
 345         painter->drawText(authorsRect, Qt::TextWordWrap,
 346                           QString("by: %1").arg(authors),
 347                           &actualBounds);
 348
 349         QRect r = contentRect;
 350         r.setWidth(contentRect.width() / 2);
 351         r.moveTop(actualBounds.bottom() + MARGIN);
 352         r.setHeight(24);
 353
 354         drawRating(painter, "Flight model:", r, index.data(AircraftRatingRole).toInt());
 355         r.moveTop(r.bottom());
 356         drawRating(painter, "Systems:", r, index.data(AircraftRatingRole + 1).toInt());
 357
 358         r.moveTop(actualBounds.bottom() + MARGIN);
 359         r.moveLeft(r.right());
 360         drawRating(painter, "Cockpit:", r, index.data(AircraftRatingRole + 2).toInt());
 361         r.moveTop(r.bottom());
 362         drawRating(painter, "Exterior model:", r, index.data(AircraftRatingRole + 3).toInt());
 363
 364
 365     }
 366
 367     virtual QSize sizeHint(const QStyleOptionViewItem & option, const QModelIndex & index) const
 368     {
 369         return QSize(500, 128 + (MARGIN * 2));
 370     }
 371
 372 private:
 373     void drawRating(QPainter* painter, QString label, const QRect& box, int value) const
 374     {
 375         const int DOT_SIZE = 10;
 376         const int DOT_MARGIN = 4;
 377
 378         QRect dotBox = box;
 379         dotBox.setLeft(box.right() - (DOT_MARGIN * 6 + DOT_SIZE * 5));
 380
 381         painter->setPen(Qt::black);
 382         QRect textBox = box;
 383         textBox.setRight(dotBox.left() - DOT_MARGIN);
 384         painter->drawText(textBox, Qt::AlignVCenter | Qt::AlignRight, label);
 385
 386         painter->setPen(Qt::NoPen);
 387         QRect dot(dotBox.left() + DOT_MARGIN,
 388                   dotBox.center().y() - (DOT_SIZE / 2),
 389                   DOT_SIZE,
 390                   DOT_SIZE);
 391         for (int i=0; i<5; ++i) {
 392             painter->setBrush((i < value) ? QColor(0x3f, 0x3f, 0x3f) : QColor(0xaf, 0xaf, 0xaf));
 393             painter->drawEllipse(dot);
 394             dot.moveLeft(dot.right() + DOT_MARGIN);
 395         }
 396     }
 397 };
 398
 399 class ArgumentsTokenizer
 400 {
 401 public:
 402     class Arg
 403     {
 404     public:
 405         explicit Arg(QString k, QString v = QString()) : arg(k), value(v) {}
 406
 407         QString arg;
 408         QString value;
 409     };
 410
 411     QList<Arg> tokenize(QString in) const
 412     {
 413         int index = 0;
 414         const int len = in.count();
 415         QChar c, nc;
 416         State state = Start;
 417         QString key, value;
 418         QList<Arg> result;
 419
 420         for (; index < len; ++index) {
 421             c = in.at(index);
 422             nc = index < (len - 1) ? in.at(index + 1) : QChar();
 423
 424             switch (state) {
 425             case Start:
 426                 if (c == QChar('-')) {
 427                     if (nc == QChar('-')) {
 428                         state = Key;
 429                         key.clear();
 430                         ++index;
 431                     } else {
 432                         // should we pemit single hyphen arguments?
 433                         // choosing to fail for now
 434                         return QList<Arg>();
 435                     }
 436                 } else if (c.isSpace()) {
 437                     break;
 438                 }
 439                 break;
 440
 441             case Key:
 442                 if (c == QChar('=')) {
 443                     state = Value;
 444                     value.clear();
 445                 } else if (c.isSpace()) {
 446                     state = Start;
 447                     result.append(Arg(key));
 448                 } else {
 449                     // could check for illegal charatcers here
 450                     key.append(c);
 451                 }
 452                 break;
 453
 454             case Value:
 455                 if (c == QChar('"')) {
 456                     state = Quoted;
 457                 } else if (c.isSpace()) {
 458                     state = Start;
 459                     result.append(Arg(key, value));
 460                 } else {
 461                     value.append(c);
 462                 }
 463                 break;
 464
 465             case Quoted:
 466                 if (c == QChar('\\')) {
 467                     // check for escaped double-quote inside quoted value
 468                     if (nc == QChar('"')) {
 469                         ++index;
 470                     }
 471                 } else if (c == QChar('"')) {
 472                     state = Value;
 473                 } else {
 474                     value.append(c);
 475                 }
 476                 break;
 477             } // of state switch
 478         } // of character loop
 479
 480         // ensure last argument isn't lost
 481         if (state == Key) {
 482             result.append(Arg(key));
 483         } else if (state == Value) {
 484             result.append(Arg(key, value));
 485         }
 486
 487         return result;
 488     }
 489
 490 private:
 491     enum State {
 492         Start = 0,
 493         Key,
 494         Value,
 495         Quoted
 496     };
 497 };
 498
 499 } // of anonymous namespace
 500
 501 class AirportSearchModel : public QAbstractListModel
 502 {
 503     Q_OBJECT
 504 public:
 505     AirportSearchModel() :
 506         m_searchActive(false)
 507     {
 508     }
 509
 510     void setSearch(QString t)
 511     {
 512         beginResetModel();
 513
 514         m_airports.clear();
 515         m_ids.clear();
 516
 517         std::string term(t.toUpper().toStdString());
 518         // try ICAO lookup first
 519         FGAirportRef ref = FGAirport::findByIdent(term);
 520         if (ref) {
 521             m_ids.push_back(ref->guid());
 522             m_airports.push_back(ref);
 523         } else {
 524             m_search.reset(new NavDataCache::ThreadedAirportSearch(term));
 525             QTimer::singleShot(100, this, SLOT(onSearchResultsPoll()));
 526             m_searchActive = true;
 527         }
 528
 529         endResetModel();
 530     }
 531
 532     bool isSearchActive() const
 533     {
 534         return m_searchActive;
 535     }
 536
 537     virtual int rowCount(const QModelIndex&) const
 538     {
 539         // if empty, return 1 for special 'no matches'?
 540         return m_ids.size();
 541     }
 542
 543     virtual QVariant data(const QModelIndex& index, int role) const
 544     {
 545         if (!index.isValid())
 546             return QVariant();
 547
 548         FGAirportRef apt = m_airports[index.row()];
 549         if (!apt.valid()) {
 550             apt = FGPositioned::loadById<FGAirport>(m_ids[index.row()]);
 551             m_airports[index.row()] = apt;
 552         }
 553
 554         if (role == Qt::DisplayRole) {
 555             QString name = QString::fromStdString(apt->name());
 556             return QString("%1: %2").arg(QString::fromStdString(apt->ident())).arg(name);
 557         }
 558
 559         if (role == Qt::EditRole) {
 560             return QString::fromStdString(apt->ident());
 561         }
 562
 563         if (role == Qt::UserRole) {
 564             return static_cast<qlonglong>(m_ids[index.row()]);
 565         }
 566
 567         return QVariant();
 568     }
 569
 570     QString firstIdent() const
 571     {
 572         if (m_ids.empty())
 573             return QString();
 574
 575         if (!m_airports.front().valid()) {
 576             m_airports[0] = FGPositioned::loadById<FGAirport>(m_ids.front());
 577         }
 578
 579         return QString::fromStdString(m_airports.front()->ident());
 580     }
 581
 582 Q_SIGNALS:
 583     void searchComplete();
 584
 585 private slots:
 586     void onSearchResultsPoll()
 587     {
 588         PositionedIDVec newIds = m_search->results();
 589
 590         beginInsertRows(QModelIndex(), m_ids.size(), newIds.size() - 1);
 591         for (unsigned int i=m_ids.size(); i < newIds.size(); ++i) {
 592             m_ids.push_back(newIds[i]);
 593             m_airports.push_back(FGAirportRef()); // null ref
 594         }
 595         endInsertRows();
 596
 597         if (m_search->isComplete()) {
 598             m_searchActive = false;
 599             m_search.reset();
 600             emit searchComplete();
 601         } else {
 602             QTimer::singleShot(100, this, SLOT(onSearchResultsPoll()));
 603         }
 604     }
 605
 606 private:
 607     PositionedIDVec m_ids;
 608     mutable std::vector<FGAirportRef> m_airports;
 609     bool m_searchActive;
 610     QScopedPointer<NavDataCache::ThreadedAirportSearch> m_search;
 611 };
 612
 613 class AircraftProxyModel : public QSortFilterProxyModel
 614 {
 615     Q_OBJECT
 616 public:
 617     AircraftProxyModel(QObject* pr) :
 618         QSortFilterProxyModel(pr),
 619         m_ratingsFilter(true)
 620     {
 621         for (int i=0; i<4; ++i) {
 622             m_ratings[i] = 3;
 623         }
 624     }
 625
 626     void setRatings(int* ratings)
 627     {
 628         ::memcpy(m_ratings, ratings, sizeof(int) * 4);
 629         invalidate();
 630     }
 631
 632 public slots:
 633     void setRatingFilterEnabled(bool e)
 634     {
 635         if (e == m_ratingsFilter) {
 636             return;
 637         }
 638
 639         m_ratingsFilter = e;
 640         invalidate();
 641     }
 642
 643 protected:
 644     bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
 645     {
 646         if (!QSortFilterProxyModel::filterAcceptsRow(sourceRow, sourceParent)) {
 647             return false;
 648         }
 649
 650         if (m_ratingsFilter) {
 651             QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
 652             for (int i=0; i<4; ++i) {
 653                 if (m_ratings[i] > index.data(AircraftRatingRole + i).toInt()) {
 654                     return false;
 655                 }
 656             }
 657         }
 658
 659         return true;
 660     }
 661
 662 private:
 663     bool m_ratingsFilter;
 664     int m_ratings[4];
 665 };
 666
 667 QtLauncher::QtLauncher() :
 668     QDialog(),
 669     m_ui(NULL)
 670 {
 671     m_ui.reset(new Ui::Launcher);
 672     m_ui->setupUi(this);
 673
 674     for (int i=0; i<4; ++i) {
 675         m_ratingFilters[i] = 3;
 676     }
 677
 678     m_airportsModel = new AirportSearchModel;
 679     m_ui->searchList->setModel(m_airportsModel);
 680     connect(m_ui->searchList, &QListView::clicked,
 681             this, &QtLauncher::onAirportChoiceSelected);
 682     connect(m_airportsModel, &AirportSearchModel::searchComplete,
 683             this, &QtLauncher::onAirportSearchComplete);
 684
 685     SGPath p = SGPath::documents();
 686     p.append("FlightGear");
 687     p.append("Aircraft");
 688     m_customAircraftDir = QString::fromStdString(p.str());
 689     m_ui->customAircraftDirLabel->setText(QString("Custom aircraft folder: %1").arg(m_customAircraftDir));
 690
 691     globals->append_aircraft_path(m_customAircraftDir.toStdString());
 692
 693     // create and configure the proxy model
 694     m_aircraftProxy = new AircraftProxyModel(this);
 695     m_aircraftProxy->setSourceModel(new AircraftItemModel(this));
 696
 697     m_aircraftProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
 698     m_aircraftProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
 699     m_aircraftProxy->setSortRole(Qt::DisplayRole);
 700     m_aircraftProxy->setDynamicSortFilter(true);
 701
 702     m_ui->aircraftList->setModel(m_aircraftProxy);
 703     m_ui->aircraftList->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 704     m_ui->aircraftList->setItemDelegate(new AircraftItemDelegate);
 705     m_ui->aircraftList->setSelectionMode(QAbstractItemView::SingleSelection);
 706     connect(m_ui->aircraftList, &QListView::clicked,
 707             this, &QtLauncher::onAircraftSelected);
 708
 709     connect(m_ui->runwayCombo, SIGNAL(currentIndexChanged(int)),
 710             this, SLOT(updateAirportDescription()));
 711     connect(m_ui->parkingCombo, SIGNAL(currentIndexChanged(int)),
 712             this, SLOT(updateAirportDescription()));
 713     connect(m_ui->runwayRadio, SIGNAL(toggled(bool)),
 714             this, SLOT(updateAirportDescription()));
 715     connect(m_ui->parkingRadio, SIGNAL(toggled(bool)),
 716             this, SLOT(updateAirportDescription()));
 717     connect(m_ui->onFinalCheckbox, SIGNAL(toggled(bool)),
 718             this, SLOT(updateAirportDescription()));
 719
 720
 721     connect(m_ui->runButton, SIGNAL(clicked()), this, SLOT(onRun()));
 722     connect(m_ui->quitButton, SIGNAL(clicked()), this, SLOT(onQuit()));
 723     connect(m_ui->airportEdit, SIGNAL(returnPressed()),
 724             this, SLOT(onSearchAirports()));
 725
 726     connect(m_ui->aircraftFilter, &QLineEdit::textChanged,
 727             m_aircraftProxy, &QSortFilterProxyModel::setFilterFixedString);
 728
 729     connect(m_ui->airportHistory, &QPushButton::clicked,
 730             this, &QtLauncher::onPopupAirportHistory);
 731     connect(m_ui->aircraftHistory, &QPushButton::clicked,
 732           this, &QtLauncher::onPopupAircraftHistory);
 733
 734     restoreSettings();
 735
 736     connect(m_ui->openAircraftDirButton, &QPushButton::clicked,
 737           this, &QtLauncher::onOpenCustomAircraftDir);
 738
 739     QAction* qa = new QAction(this);
 740     qa->setShortcut(QKeySequence("Ctrl+Q"));
 741     connect(qa, &QAction::triggered, this, &QtLauncher::onQuit);
 742     addAction(qa);
 743
 744     connect(m_ui->editRatingFilter, &QPushButton::clicked,
 745             this, &QtLauncher::onEditRatingsFilter);
 746     connect(m_ui->ratingsFilterCheck, &QAbstractButton::toggled,
 747             m_aircraftProxy, &AircraftProxyModel::setRatingFilterEnabled);
 748
 749     QIcon historyIcon(":/history-icon");
 750     m_ui->aircraftHistory->setIcon(historyIcon);
 751     m_ui->airportHistory->setIcon(historyIcon);
 752
 753     m_ui->searchIcon->setPixmap(QPixmap(":/search-icon"));
 754
 755     connect(m_ui->timeOfDayCombo, SIGNAL(currentIndexChanged(int)),
 756             this, SLOT(updateSettingsSummary()));
 757     connect(m_ui->seasonCombo, SIGNAL(currentIndexChanged(int)),
 758             this, SLOT(updateSettingsSummary()));
 759     connect(m_ui->fetchRealWxrCheckbox, SIGNAL(toggled(bool)),
 760             this, SLOT(updateSettingsSummary()));
 761     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 762             this, SLOT(updateSettingsSummary()));
 763     connect(m_ui->terrasyncCheck, SIGNAL(toggled(bool)),
 764             this, SLOT(updateSettingsSummary()));
 765     connect(m_ui->startPausedCheck, SIGNAL(toggled(bool)),
 766             this, SLOT(updateSettingsSummary()));
 767     connect(m_ui->msaaCheckbox, SIGNAL(toggled(bool)),
 768             this, SLOT(updateSettingsSummary()));
 769
 770     connect(m_ui->rembrandtCheckbox, SIGNAL(toggled(bool)),
 771             this, SLOT(onRembrandtToggled(bool)));
 772
 773     updateSettingsSummary();
 774
 775     connect(m_ui->addSceneryPath, &QToolButton::clicked,
 776             this, &QtLauncher::onAddSceneryPath);
 777     connect(m_ui->removeSceneryPath, &QToolButton::clicked,
 778             this, &QtLauncher::onRemoveSceneryPath);
 779 }
 780
 781 QtLauncher::~QtLauncher()
 782 {
 783
 784 }
 785
 786 bool QtLauncher::runLauncherDialog()
 787 {
 788      Q_INIT_RESOURCE(resources);
 789
 790     // startup the nav-cache now. This pre-empts normal startup of
 791     // the cache, but no harm done. (Providing scenery paths are consistent)
 792
 793     initNavCache();
 794
 795   // setup scenery paths now, especially TerraSync path for airport
 796   // parking locations (after they're downloaded)
 797
 798     QtLauncher dlg;
 799     dlg.exec();
 800     if (dlg.result() != QDialog::Accepted) {
 801         return false;
 802     }
 803
 804     return true;
 805 }
 806
 807 void QtLauncher::restoreSettings()
 808 {
 809     QSettings settings;
 810     m_ui->rembrandtCheckbox->setChecked(settings.value("enable-rembrandt", false).toBool());
 811     m_ui->terrasyncCheck->setChecked(settings.value("enable-terrasync", true).toBool());
 812     m_ui->fullScreenCheckbox->setChecked(settings.value("start-fullscreen", false).toBool());
 813     m_ui->msaaCheckbox->setChecked(settings.value("enable-msaa", false).toBool());
 814     m_ui->fetchRealWxrCheckbox->setChecked(settings.value("enable-realwx", true).toBool());
 815     m_ui->startPausedCheck->setChecked(settings.value("start-paused", false).toBool());
 816     m_ui->timeOfDayCombo->setCurrentIndex(settings.value("timeofday", 0).toInt());
 817     m_ui->seasonCombo->setCurrentIndex(settings.value("season", 0).toInt());
 818
 819     // full paths to -set.xml files
 820     m_recentAircraft = settings.value("recent-aircraft").toStringList();
 821
 822     if (!m_recentAircraft.empty()) {
 823         m_selectedAircraft = m_recentAircraft.front();
 824     } else {
 825         // select the default C172p
 826     }
 827
 828     updateSelectedAircraft();
 829
 830     // ICAO identifiers
 831     m_recentAirports = settings.value("recent-airports").toStringList();
 832     if (!m_recentAirports.empty()) {
 833         setAirport(FGAirport::findByIdent(m_recentAirports.front().toStdString()));
 834     }
 835     updateAirportDescription();
 836
 837     // rating filters
 838     m_ui->ratingsFilterCheck->setChecked(settings.value("ratings-filter", true).toBool());
 839     int index = 0;
 840     Q_FOREACH(QVariant v, settings.value("min-ratings").toList()) {
 841         m_ratingFilters[index++] = v.toInt();
 842     }
 843
 844     m_aircraftProxy->setRatingFilterEnabled(m_ui->ratingsFilterCheck->isChecked());
 845     m_aircraftProxy->setRatings(m_ratingFilters);
 846
 847     QStringList sceneryPaths = settings.value("scenery-paths").toStringList();
 848     m_ui->sceneryPathsList->addItems(sceneryPaths);
 849
 850     m_ui->commandLineArgs->setPlainText(settings.value("additional-args").toString());
 851 }
 852
 853 void QtLauncher::saveSettings()
 854 {
 855     QSettings settings;
 856     settings.setValue("enable-rembrandt", m_ui->rembrandtCheckbox->isChecked());
 857     settings.setValue("enable-terrasync", m_ui->terrasyncCheck->isChecked());
 858     settings.setValue("enable-msaa", m_ui->msaaCheckbox->isChecked());
 859     settings.setValue("start-fullscreen", m_ui->fullScreenCheckbox->isChecked());
 860     settings.setValue("enable-realwx", m_ui->fetchRealWxrCheckbox->isChecked());
 861     settings.setValue("start-paused", m_ui->startPausedCheck->isChecked());
 862     settings.setValue("ratings-filter", m_ui->ratingsFilterCheck->isChecked());
 863     settings.setValue("recent-aircraft", m_recentAircraft);
 864     settings.setValue("recent-airports", m_recentAirports);
 865     settings.setValue("timeofday", m_ui->timeOfDayCombo->currentIndex());
 866     settings.setValue("season", m_ui->seasonCombo->currentIndex());
 867
 868     QStringList paths;
 869     for (int i=0; i<m_ui->sceneryPathsList->count(); ++i) {
 870         paths.append(m_ui->sceneryPathsList->item(i)->text());
 871     }
 872
 873     settings.setValue("scenery-paths", paths);
 874     settings.setValue("additional-args", m_ui->commandLineArgs->toPlainText());
 875 }
 876
 877 void QtLauncher::setEnableDisableOptionFromCheckbox(QCheckBox* cbox, QString name) const
 878 {
 879     flightgear::Options* opt = flightgear::Options::sharedInstance();
 880     std::string stdName(name.toStdString());
 881     if (cbox->isChecked()) {
 882         opt->addOption("enable-" + stdName, "");
 883     } else {
 884         opt->addOption("disable-" + stdName, "");
 885     }
 886 }
 887
 888 void QtLauncher::onRun()
 889 {
 890     accept();
 891
 892     flightgear::Options* opt = flightgear::Options::sharedInstance();
 893     setEnableDisableOptionFromCheckbox(m_ui->terrasyncCheck, "terrasync");
 894     setEnableDisableOptionFromCheckbox(m_ui->fetchRealWxrCheckbox, "real-weather-fetch");
 895     setEnableDisableOptionFromCheckbox(m_ui->rembrandtCheckbox, "rembrandt");
 896     setEnableDisableOptionFromCheckbox(m_ui->fullScreenCheckbox, "fullscreen");
 897     setEnableDisableOptionFromCheckbox(m_ui->startPausedCheck, "freeze");
 898
 899     // MSAA is more complex
 900     if (!m_ui->rembrandtCheckbox->isChecked()) {
 901         if (m_ui->msaaCheckbox->isChecked()) {
 902             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 1);
 903             globals->get_props()->setIntValue("/sim/rendering/multi-samples", 4);
 904         } else {
 905             globals->get_props()->setIntValue("/sim/rendering/multi-sample-buffers", 0);
 906         }
 907     }
 908
 909     // aircraft
 910     if (!m_selectedAircraft.isEmpty()) {
 911         QFileInfo setFileInfo(m_selectedAircraft);
 912         opt->addOption("aircraft-dir", setFileInfo.dir().absolutePath().toStdString());
 913         QString setFile = setFileInfo.fileName();
 914         Q_ASSERT(setFile.endsWith("-set.xml"));
 915         setFile.truncate(setFile.count() - 8); // drop the '-set.xml' portion
 916         opt->addOption("aircraft", setFile.toStdString());
 917
 918       // manage aircraft history
 919         if (m_recentAircraft.contains(m_selectedAircraft))
 920           m_recentAircraft.removeOne(m_selectedAircraft);
 921         m_recentAircraft.prepend(m_selectedAircraft);
 922         if (m_recentAircraft.size() > MAX_RECENT_AIRCRAFT)
 923           m_recentAircraft.pop_back();
 924     }
 925
 926     // airport / location
 927     if (m_selectedAirport) {
 928         opt->addOption("airport", m_selectedAirport->ident());
 929     }
 930
 931     if (m_ui->runwayRadio->isChecked()) {
 932         int index = m_ui->runwayCombo->currentData().toInt();
 933         if (index >= 0) {
 934             // explicit runway choice
 935             opt->addOption("runway", m_selectedAirport->getRunwayByIndex(index)->ident());
 936         }
 937
 938         if (m_ui->onFinalCheckbox->isChecked()) {
 939             opt->addOption("glideslope", "3.0");
 940             opt->addOption("offset-distance", "10.0"); // in nautical miles
 941         }
 942     } else if (m_ui->parkingRadio->isChecked()) {
 943         // parking selection
 944         opt->addOption("parkpos", m_ui->parkingCombo->currentText().toStdString());
 945     }
 946
 947     // time of day
 948     if (m_ui->timeOfDayCombo->currentIndex() != 0) {
 949         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 950         opt->addOption("timeofday", dayval.toStdString());
 951     }
 952
 953     if (m_ui->seasonCombo->currentIndex() != 0) {
 954         QString dayval = m_ui->timeOfDayCombo->currentText().toLower();
 955         opt->addOption("season", dayval.toStdString());
 956     }
 957
 958     // scenery paths
 959     for (int i=0; i<m_ui->sceneryPathsList->count(); ++i) {
 960         QString path = m_ui->sceneryPathsList->item(i)->text();
 961         opt->addOption("fg-scenery", path.toStdString());
 962     }
 963
 964     // additional arguments
 965     ArgumentsTokenizer tk;
 966     Q_FOREACH(ArgumentsTokenizer::Arg a, tk.tokenize(m_ui->commandLineArgs->toPlainText())) {
 967         if (a.arg.startsWith("prop:")) {
 968             QString v = a.arg.mid(5) + "=" + a.value;
 969             opt->addOption("prop", v.toStdString());
 970         } else {
 971             opt->addOption(a.arg.toStdString(), a.value.toStdString());
 972         }
 973     }
 974
 975     saveSettings();
 976 }
 977
 978 void QtLauncher::onQuit()
 979 {
 980     reject();
 981 }
 982
 983 void QtLauncher::onSearchAirports()
 984 {
 985     QString search = m_ui->airportEdit->text();
 986     m_airportsModel->setSearch(search);
 987
 988     if (m_airportsModel->isSearchActive()) {
 989         m_ui->searchStatusText->setText(QString("Searching for '%1'").arg(search));
 990         m_ui->locationStack->setCurrentIndex(2);
 991     } else if (m_airportsModel->rowCount(QModelIndex()) == 1) {
 992         QString ident = m_airportsModel->firstIdent();
 993         setAirport(FGAirport::findByIdent(ident.toStdString()));
 994         m_ui->locationStack->setCurrentIndex(0);
 995     }
 996 }
 997
 998 void QtLauncher::onAirportSearchComplete()
 999 {
1000     int numResults = m_airportsModel->rowCount(QModelIndex());
1001     if (numResults == 0) {
1002         m_ui->searchStatusText->setText(QString("No matching airports for '%1'").arg(m_ui->airportEdit->text()));
1003     } else if (numResults == 1) {
1004         QString ident = m_airportsModel->firstIdent();
1005         setAirport(FGAirport::findByIdent(ident.toStdString()));
1006         m_ui->locationStack->setCurrentIndex(0);
1007     } else {
1008         m_ui->locationStack->setCurrentIndex(1);
1009     }
1010 }
1011
1012 void QtLauncher::onAirportChanged()
1013 {
1014     m_ui->runwayCombo->setEnabled(m_selectedAirport);
1015     m_ui->parkingCombo->setEnabled(m_selectedAirport);
1016     m_ui->airportDiagram->setAirport(m_selectedAirport);
1017
1018     m_ui->runwayRadio->setChecked(true); // default back to runway mode
1019     // unelss multiplayer is enabled ?
1020
1021     if (!m_selectedAirport) {
1022         m_ui->airportDescription->setText(QString());
1023         m_ui->airportDiagram->setEnabled(false);
1024         return;
1025     }
1026
1027     m_ui->airportDiagram->setEnabled(true);
1028
1029     m_ui->runwayCombo->clear();
1030     m_ui->runwayCombo->addItem("Automatic", -1);
1031     for (unsigned int r=0; r<m_selectedAirport->numRunways(); ++r) {
1032         FGRunwayRef rwy = m_selectedAirport->getRunwayByIndex(r);
1033         // add runway with index as data role
1034         m_ui->runwayCombo->addItem(QString::fromStdString(rwy->ident()), r);
1035
1036         m_ui->airportDiagram->addRunway(rwy);
1037     }
1038
1039     m_ui->parkingCombo->clear();
1040     FGAirportDynamics* dynamics = m_selectedAirport->getDynamics();
1041     PositionedIDVec parkings = NavDataCache::instance()->airportItemsOfType(
1042                                                                             m_selectedAirport->guid(),
1043                                                                             FGPositioned::PARKING);
1044     if (parkings.empty()) {
1045         m_ui->parkingCombo->setEnabled(false);
1046         m_ui->parkingRadio->setEnabled(false);
1047     } else {
1048         m_ui->parkingCombo->setEnabled(true);
1049         m_ui->parkingRadio->setEnabled(true);
1050         Q_FOREACH(PositionedID parking, parkings) {
1051             FGParking* park = dynamics->getParking(parking);
1052             m_ui->parkingCombo->addItem(QString::fromStdString(park->getName()),
1053                                         static_cast<qlonglong>(parking));
1054
1055             m_ui->airportDiagram->addParking(park);
1056         }
1057     }
1058 }
1059
1060 void QtLauncher::updateAirportDescription()
1061 {
1062     if (!m_selectedAirport) {
1063         m_ui->airportDescription->setText(QString("No airport selected"));
1064         return;
1065     }
1066
1067     QString ident = QString::fromStdString(m_selectedAirport->ident()),
1068         name = QString::fromStdString(m_selectedAirport->name());
1069     QString locationOnAirport;
1070     if (m_ui->runwayRadio->isChecked()) {
1071         bool onFinal = m_ui->onFinalCheckbox->isChecked();
1072         QString runwayName = (m_ui->runwayCombo->currentIndex() == 0) ?
1073             "active runway" :
1074             QString("runway %1").arg(m_ui->runwayCombo->currentText());
1075
1076         if (onFinal) {
1077             locationOnAirport = QString("on 10-mile final to %1").arg(runwayName);
1078         } else {
1079             locationOnAirport = QString("on %1").arg(runwayName);
1080         }
1081     } else if (m_ui->parkingRadio->isChecked()) {
1082         locationOnAirport =  QString("at parking position %1").arg(m_ui->parkingCombo->currentText());
1083     }
1084
1085     m_ui->airportDescription->setText(QString("%2 (%1): %3").arg(ident).arg(name).arg(locationOnAirport));
1086 }
1087
1088 void QtLauncher::onAirportChoiceSelected(const QModelIndex& index)
1089 {
1090     m_ui->locationStack->setCurrentIndex(0);
1091     setAirport(FGPositioned::loadById<FGAirport>(index.data(Qt::UserRole).toULongLong()));
1092 }
1093
1094 void QtLauncher::onAircraftSelected(const QModelIndex& index)
1095 {
1096     m_selectedAircraft = index.data(AircraftPathRole).toString();
1097     updateSelectedAircraft();
1098 }
1099
1100 void QtLauncher::updateSelectedAircraft()
1101 {
1102     try {
1103         QFileInfo info(m_selectedAircraft);
1104         AircraftItem item(info.dir(), m_selectedAircraft);
1105         m_ui->thumbnail->setPixmap(item.thumbnail);
1106         m_ui->aircraftDescription->setText(item.description);
1107     } catch (sg_exception& e) {
1108         m_ui->thumbnail->setPixmap(QPixmap());
1109         m_ui->aircraftDescription->setText("");
1110     }
1111 }
1112
1113 void QtLauncher::onPopupAirportHistory()
1114 {
1115     if (m_recentAirports.isEmpty()) {
1116         return;
1117     }
1118
1119     QMenu m;
1120     Q_FOREACH(QString aptCode, m_recentAirports) {
1121         FGAirportRef apt = FGAirport::findByIdent(aptCode.toStdString());
1122         QString name = QString::fromStdString(apt->name());
1123         QAction* act = m.addAction(QString("%1 - %2").arg(aptCode).arg(name));
1124         act->setData(aptCode);
1125     }
1126
1127     QPoint popupPos = m_ui->airportHistory->mapToGlobal(m_ui->airportHistory->rect().bottomLeft());
1128     QAction* triggered = m.exec(popupPos);
1129     if (triggered) {
1130         FGAirportRef apt = FGAirport::findByIdent(triggered->data().toString().toStdString());
1131         setAirport(apt);
1132         m_ui->airportEdit->clear();
1133         m_ui->locationStack->setCurrentIndex(0);
1134     }
1135 }
1136
1137 QModelIndex QtLauncher::proxyIndexForAircraftPath(QString path) const
1138 {
1139   return m_aircraftProxy->mapFromSource(sourceIndexForAircraftPath(path));
1140 }
1141
1142 QModelIndex QtLauncher::sourceIndexForAircraftPath(QString path) const
1143 {
1144     AircraftItemModel* sourceModel = qobject_cast<AircraftItemModel*>(m_aircraftProxy->sourceModel());
1145     Q_ASSERT(sourceModel);
1146     return sourceModel->indexOfAircraftPath(path);
1147 }
1148
1149 void QtLauncher::onPopupAircraftHistory()
1150 {
1151     if (m_recentAircraft.isEmpty()) {
1152         return;
1153     }
1154
1155     QMenu m;
1156     Q_FOREACH(QString path, m_recentAircraft) {
1157         QModelIndex index = sourceIndexForAircraftPath(path);
1158         if (!index.isValid()) {
1159             // not scanned yet
1160             continue;
1161         }
1162         QAction* act = m.addAction(index.data(Qt::DisplayRole).toString());
1163         act->setData(path);
1164     }
1165
1166     QPoint popupPos = m_ui->aircraftHistory->mapToGlobal(m_ui->aircraftHistory->rect().bottomLeft());
1167     QAction* triggered = m.exec(popupPos);
1168     if (triggered) {
1169         m_selectedAircraft = triggered->data().toString();
1170         QModelIndex index = proxyIndexForAircraftPath(m_selectedAircraft);
1171         m_ui->aircraftList->selectionModel()->setCurrentIndex(index,
1172                                                               QItemSelectionModel::ClearAndSelect);
1173         m_ui->aircraftFilter->clear();
1174         updateSelectedAircraft();
1175     }
1176 }
1177
1178 void QtLauncher::setAirport(FGAirportRef ref)
1179 {
1180     if (m_selectedAirport == ref)
1181         return;
1182
1183     m_selectedAirport = ref;
1184     onAirportChanged();
1185
1186     if (ref.valid()) {
1187         // maintain the recent airport list
1188         QString icao = QString::fromStdString(ref->ident());
1189         if (m_recentAirports.contains(icao)) {
1190             // move to front
1191             m_recentAirports.removeOne(icao);
1192             m_recentAirports.push_front(icao);
1193         } else {
1194             // insert and trim list if necessary
1195             m_recentAirports.push_front(icao);
1196             if (m_recentAirports.size() > MAX_RECENT_AIRPORTS) {
1197                 m_recentAirports.pop_back();
1198             }
1199         }
1200     }
1201
1202     updateAirportDescription();
1203 }
1204
1205 void QtLauncher::onOpenCustomAircraftDir()
1206 {
1207     QFileInfo info(m_customAircraftDir);
1208     if (!info.exists()) {
1209         int result = QMessageBox::question(this, "Create folder?",
1210                                            "The custom aircraft folder does not exist, create it now?",
1211                                            QMessageBox::Yes | QMessageBox::No,
1212                                            QMessageBox::Yes);
1213         if (result == QMessageBox::No) {
1214             return;
1215         }
1216
1217         QDir d(m_customAircraftDir);
1218         d.mkpath(m_customAircraftDir);
1219     }
1220
1221   QUrl u = QUrl::fromLocalFile(m_customAircraftDir);
1222   QDesktopServices::openUrl(u);
1223 }
1224
1225 void QtLauncher::onEditRatingsFilter()
1226 {
1227     EditRatingsFilterDialog dialog(this);
1228     dialog.setRatings(m_ratingFilters);
1229
1230     dialog.exec();
1231     if (dialog.result() == QDialog::Accepted) {
1232         QVariantList vl;
1233         for (int i=0; i<4; ++i) {
1234             m_ratingFilters[i] = dialog.getRating(i);
1235             vl.append(m_ratingFilters[i]);
1236         }
1237         m_aircraftProxy->setRatings(m_ratingFilters);
1238
1239         QSettings settings;
1240         settings.setValue("min-ratings", vl);
1241     }
1242 }
1243
1244 void QtLauncher::updateSettingsSummary()
1245 {
1246     QStringList summary;
1247     if (m_ui->timeOfDayCombo->currentIndex() > 0) {
1248         summary.append(QString(m_ui->timeOfDayCombo->currentText().toLower()));
1249     }
1250
1251     if (m_ui->seasonCombo->currentIndex() > 0) {
1252         summary.append(QString(m_ui->seasonCombo->currentText().toLower()));
1253     }
1254
1255     if (m_ui->rembrandtCheckbox->isChecked()) {
1256         summary.append("Rembrandt enabled");
1257     } else if (m_ui->msaaCheckbox->isChecked()) {
1258         summary.append("anti-aliasing");
1259     }
1260
1261     if (m_ui->fetchRealWxrCheckbox->isChecked()) {
1262         summary.append("live weather");
1263     }
1264
1265     if (m_ui->terrasyncCheck->isChecked()) {
1266         summary.append("automatic scenery downloads");
1267     }
1268
1269     if (m_ui->startPausedCheck->isChecked()) {
1270         summary.append("paused");
1271     }
1272
1273     QString s = summary.join(", ");
1274     s[0] = s[0].toUpper();
1275     m_ui->settingsDescription->setText(s);
1276 }
1277
1278 void QtLauncher::onAddSceneryPath()
1279 {
1280     QString path = QFileDialog::getExistingDirectory(this, tr("Choose scenery folder"));
1281     if (!path.isEmpty()) {
1282         m_ui->sceneryPathsList->addItem(path);
1283         saveSettings();
1284     }
1285 }
1286
1287 void QtLauncher::onRemoveSceneryPath()
1288 {
1289     if (m_ui->sceneryPathsList->currentItem()) {
1290         delete m_ui->sceneryPathsList->currentItem();
1291         saveSettings();
1292     }
1293 }
1294
1295 void QtLauncher::onRembrandtToggled(bool b)
1296 {
1297     // Rembrandt and multi-sample are exclusive
1298     m_ui->msaaCheckbox->setEnabled(!b);
1299 }
1300
1301 #include "QtLauncher.moc"
1302