SimulationView.h

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      GUI/View/Toplevel/SimulationView.h
//! @brief     Defines class SimulationView
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
//  ************************************************************************************************
 
#ifndef BORNAGAIN_GUI_VIEW_TOPLEVEL_SIMULATIONVIEW_H
#define BORNAGAIN_GUI_VIEW_TOPLEVEL_SIMULATIONVIEW_H
 
#include <QWidget>
 
class MainWindow;
class MultiLayerItem;
class InstrumentItem;
class RealDataItem;
class QComboBox;
class SimulationOptionsItem;
class ProjectDocument;
 
namespace Ui {
 
class SimulationView;
}
 
//! Widget to define a simulation.
//! Contains:
//! * Elements to select instrument, sample and real data.
//! * Elements to set options like number of threads.
//! * Buttons to run simulation or to export as a Python script
class SimulationView : public QWidget {
    Q_OBJECT
 
public:
    SimulationView(QWidget* parent, ProjectDocument* document);
 
    void simulate();
    void exportPythonScript();
 
protected:
    void showEvent(QShowEvent*) override;
    void hideEvent(QHideEvent*) override;
 
private:
    //! Read the entries in the UI and store in OptionsItem.
    void readOptionsFromUI();
 
    //! Write entries in OptionsItem to UI
    void writeOptionsToUI();
 
    //! Update enabling of elements depending on other elements.
    void updateEnabling();
 
    //! Returns selected sample (MultiLayerItem) taking into account that there might be several
    //! samples with the same name.
    const MultiLayerItem* selectedSample() const;
 
    //! Returns selected InstrumentItem taking into account that there might be several
    //! instruments with the same name.
    const InstrumentItem* selectedInstrument() const;
 
    //! Returns selected real data item taking into account that there might be several
    //! items with the same name.
    const RealDataItem* selectedRealData() const;
 
    //! Updates selection combo with string list while preserving previous selection.
    //! If allowNone == true, additional "None" item will be added to the combo.
    void updateSelection(QComboBox* comboBox, QStringList itemList, bool allowNone = false);
 
    //! Checks whether selection is correct for running a simulation.
    //! Returns empty string if valid, otherwise the error text.
    QString validateSimulationSetup(bool validateRealData) const;
 
    //! Show/hide UI elements according to settings in current project
    void updateFunctionalityNarrowing();
 
    // Convenience methods for easier access
    QVector<MultiLayerItem*> sampleItems() const;
    QVector<InstrumentItem*> collectedItems() const;
    QVector<RealDataItem*> realDataItems() const;
    SimulationOptionsItem* optionsItem() const;
 
private:
    Ui::SimulationView* m_ui;
    ProjectDocument* m_document;
};
 
#endif // BORNAGAIN_GUI_VIEW_TOPLEVEL_SIMULATIONVIEW_H