InstrumentSelector.h

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2010 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#pragma once
 
#include "DllOption.h"
#include "MantidKernel/ConfigService.h"
 
#include <Poco/NObserver.h>
#include <QComboBox>
#include <QStringList>
 
namespace Mantid {
namespace Kernel {
class FacilityInfo;
}
} // namespace Mantid
 
namespace MantidQt {
namespace MantidWidgets {
class EXPORT_OPT_MANTIDQT_COMMON InstrumentSelector : public QComboBox {
  Q_OBJECT
 
  Q_PROPERTY(QStringList techniques READ getTechniques WRITE setTechniques)
  Q_PROPERTY(bool updateOnFacilityChange READ getAutoUpdate WRITE setAutoUpdate)
  Q_PROPERTY(QString facility READ getFacility WRITE setFacility)
 
public:
  InstrumentSelector(QWidget *parent = nullptr, bool init = true);
  ~InstrumentSelector() override;
 
  // delete copy operations - Poco::NObserver contains std::atomic which is not copyable
  InstrumentSelector(const InstrumentSelector &) = delete;
  InstrumentSelector &operator=(const InstrumentSelector &) = delete;
 
  const QStringList &getTechniques() const;
  void setTechniques(const QStringList &techniques);
  bool getAutoUpdate();
  void setAutoUpdate(bool autoUpdate);
  QString getFacility();
  void setFacility(const QString &facilityName);
  void updateInstrumentOnSelection(const bool storeChanges);
 
public slots:
  void fillWithInstrumentsFromFacility(const QString &name = QString());
 
signals:
  void instrumentSelectionChanged(const QString & /*_t1*/);
  void configValueChanged(const QString & /*_t1*/, const QString & /*_t2*/, const QString & /*_t3*/);
  void instrumentListUpdated();
 
private slots:
  void updateInstrument(const QString &name);
 
private:
  void handleConfigChange(Mantid::Kernel::ConfigValChangeNotification_ptr pNf);
  void filterByTechniquesAtFacility(const QStringList &techniques, const Mantid::Kernel::FacilityInfo &facility);
 
private: // members
  Poco::NObserver<InstrumentSelector, Mantid::Kernel::ConfigValChangeNotification> m_changeObserver;
  QStringList m_techniques;
  const Mantid::Kernel::FacilityInfo *m_currentFacility;
  bool m_init;
  bool m_storeChanges;
  bool m_updateOnFacilityChange;
  QString m_selectedInstrument;
};
} // namespace MantidWidgets
} // namespace MantidQt