QtAlgorithmRunner.h

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2012 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 "MantidAPI/Algorithm.h"
 
#include <Poco/NObserver.h>
#include <QObject>
 
namespace MantidQt {
namespace API {
class EXPORT_OPT_MANTIDQT_COMMON QtAlgorithmRunner : public QObject {
  Q_OBJECT
 
public:
  explicit QtAlgorithmRunner(QObject *parent = nullptr);
  ~QtAlgorithmRunner() override;
 
  // delete copy operations - Poco::NObserver contains std::atomic which is not copyable
  QtAlgorithmRunner(const QtAlgorithmRunner &) = delete;
  QtAlgorithmRunner &operator=(const QtAlgorithmRunner &) = delete;
 
  void cancelRunningAlgorithm();
 
  virtual void startAlgorithm(Mantid::API::IAlgorithm_sptr alg);
  virtual Mantid::API::IAlgorithm_sptr getAlgorithm() const;
 
signals:
  void algorithmComplete(bool error);
 
  void algorithmProgress(double p, const std::string &msg);
 
protected:
  void handleAlgorithmFinishedNotification(const Poco::AutoPtr<Mantid::API::Algorithm::FinishedNotification> &pNf);
  Poco::NObserver<QtAlgorithmRunner, Mantid::API::Algorithm::FinishedNotification> m_finishedObserver;
 
  void handleAlgorithmProgressNotification(const Poco::AutoPtr<Mantid::API::Algorithm::ProgressNotification> &pNf);
  Poco::NObserver<QtAlgorithmRunner, Mantid::API::Algorithm::ProgressNotification> m_progressObserver;
 
  void handleAlgorithmErrorNotification(const Poco::AutoPtr<Mantid::API::Algorithm::ErrorNotification> &pNf);
  Poco::NObserver<QtAlgorithmRunner, Mantid::API::Algorithm::ErrorNotification> m_errorObserver;
 
  Poco::ActiveResult<bool> *m_asyncResult;
 
  Mantid::API::IAlgorithm_sptr m_asyncAlg;
};
 
} // namespace API
} // namespace MantidQt