device.h Example File

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  #ifndef DEVICE_H
  #define DEVICE_H

  #include <qbluetoothglobal.h>
  #include <qbluetoothlocaldevice.h>
  #include <QObject>
  #include <QVariant>
  #include <QList>
  #include <QBluetoothServiceDiscoveryAgent>
  #include <QBluetoothDeviceDiscoveryAgent>
  #include <QLowEnergyController>
  #include <QBluetoothServiceInfo>
  #include "deviceinfo.h"
  #include "serviceinfo.h"
  #include "characteristicinfo.h"

  QT_FORWARD_DECLARE_CLASS (QBluetoothDeviceInfo)
  QT_FORWARD_DECLARE_CLASS (QBluetoothServiceInfo)

  class Device: public QObject
  {
      Q_OBJECT
      Q_PROPERTY(QVariant devicesList READ getDevices NOTIFY devicesUpdated)
      Q_PROPERTY(QVariant servicesList READ getServices NOTIFY servicesUpdated)
      Q_PROPERTY(QVariant characteristicList READ getCharacteristics NOTIFY characteristicsUpdated)
      Q_PROPERTY(QString update READ getUpdate WRITE setUpdate NOTIFY updateChanged)
      Q_PROPERTY(bool useRandomAddress READ isRandomAddress WRITE setRandomAddress NOTIFY randomAddressChanged)
      Q_PROPERTY(bool state READ state NOTIFY stateChanged)
      Q_PROPERTY(bool controllerError READ hasControllerError)
  public:
      Device();
      ~Device();
      QVariant getDevices();
      QVariant getServices();
      QVariant getCharacteristics();
      QString getUpdate();
      bool state();
      bool hasControllerError() const;

      bool isRandomAddress() const;
      void setRandomAddress(bool newValue);

  public slots:
      void startDeviceDiscovery();
      void scanServices(const QString &address);

      void connectToService(const QString &uuid);
      void disconnectFromDevice();

  private slots:
      // QBluetoothDeviceDiscoveryAgent related
      void addDevice(const QBluetoothDeviceInfo&);
      void deviceScanFinished();
      void deviceScanError(QBluetoothDeviceDiscoveryAgent::Error);

      // QLowEnergyController realted
      void addLowEnergyService(const QBluetoothUuid &uuid);
      void deviceConnected();
      void errorReceived(QLowEnergyController::Error);
      void serviceScanDone();
      void deviceDisconnected();

      // QLowEnergyService related
      void serviceDetailsDiscovered(QLowEnergyService::ServiceState newState);

  Q_SIGNALS:
      void devicesUpdated();
      void servicesUpdated();
      void characteristicsUpdated();
      void updateChanged();
      void stateChanged();
      void disconnected();
      void randomAddressChanged();

  private:
      void setUpdate(QString message);
      QBluetoothDeviceDiscoveryAgent *discoveryAgent;
      DeviceInfo currentDevice;
      QList<QObject*> devices;
      QList<QObject*> m_services;
      QList<QObject*> m_characteristics;
      QString m_previousAddress;
      QString m_message;
      bool connected;
      QLowEnergyController *controller;
      bool m_deviceScanState;
      bool randomAddress;
  };

  #endif // DEVICE_H