satellitemodel.h Example File

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#ifndef SATELLITEMODEL_H #define SATELLITEMODEL_H #include <QAbstractListModel> #include <QSet> #include <QtQml/qqml.h> #include <QtQml/QQmlParserStatus> #include <QtPositioning/QGeoSatelliteInfoSource> QT_FORWARD_DECLARE_CLASS(QTimer) QT_FORWARD_DECLARE_CLASS(QGeoSatelliteInfoSource) class SatelliteModel : public QAbstractListModel, public QQmlParserStatus { Q_OBJECT Q_PROPERTY(bool running READ running WRITE setRunning NOTIFY runningChanged) Q_PROPERTY(bool satelliteInfoAvailable READ canProvideSatelliteInfo NOTIFY canProvideSatelliteInfoChanged) Q_PROPERTY(int entryCount READ entryCount NOTIFY entryCountChanged) Q_PROPERTY(bool singleRequestMode READ isSingleRequest WRITE setSingleRequest NOTIFY singleRequestChanged) Q_INTERFACES(QQmlParserStatus) public: explicit SatelliteModel(QObject *parent = 0); enum { IdentifierRole = Qt::UserRole + 1, InUseRole, SignalStrengthRole, ElevationRole, AzimuthRole }; //From QAbstractListModel int rowCount(const QModelIndex &parent) const; QVariant data(const QModelIndex &index, int role) const; QHash<int, QByteArray> roleNames() const; //From QQmlParserStatus void classBegin() {} void componentComplete(); bool running() const; void setRunning(bool isActive); bool isSingleRequest() const; void setSingleRequest(bool single); int entryCount() const; bool canProvideSatelliteInfo() const; signals: void runningChanged(); void entryCountChanged(); void errorFound(int code); void canProvideSatelliteInfoChanged(); void singleRequestChanged(); public slots: void clearModel(); void updateDemoData(); private slots: void error(QGeoSatelliteInfoSource::Error); void satellitesInViewUpdated(const QList<QGeoSatelliteInfo> &infos); void satellitesInUseUpdated(const QList<QGeoSatelliteInfo> &infos); private: QGeoSatelliteInfoSource *source; bool m_componentCompleted; bool m_running; bool m_runningRequested; QList <QGeoSatelliteInfo> knownSatellites; QSet<int> knownSatelliteIds; QSet<int> satellitesInUse; bool demo; QTimer *timer; bool isSingle; bool singleRequestServed; }; QML_DECLARE_TYPE(SatelliteModel) #endif // SATELLITEMODEL_H

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