FitParameterWidget.h

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      GUI/View/Fit/FitParameterWidget.h
//! @brief     Defines class FitParameterWidget
//!
//! @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_FIT_FITPARAMETERWIDGET_H
#define BORNAGAIN_GUI_VIEW_FIT_FITPARAMETERWIDGET_H
 
#include "GUI/View/Common/SessionItemWidget.h"
#include <memory>
 
class JobItem;
class ParameterTuningWidget;
class QTreeView;
class QAction;
class QMenu;
class FitParameterModel;
class ParameterItem;
class FitParameterItem;
class FitParameterLinkItem;
class QItemSelection;
class DeleteEventFilter;
class OverlayLabelController;
 
//! The FitParametersWidget class contains a tree view to set fit parameters (fix/release,
//! starting value, min/max bounds). It occupies bottom right corner of JobView.
 
class FitParameterWidget : public SessionItemWidget {
    Q_OBJECT
public:
    FitParameterWidget(QWidget* parent = nullptr);
 
    void setParameterTuningWidget(ParameterTuningWidget* tuningWidget);
 
public slots:
    void onTuningWidgetContextMenu(const QPoint& point);
    void onFitParameterTreeContextMenu(const QPoint& point);
    void onFitParametersSelectionChanged(const QItemSelection& selection);
 
private slots:
    void onCreateFitParAction();
    void onRemoveFromFitParAction();
    void onRemoveFitParAction();
    void onAddToFitParAction(int ipar);
    void onFitParameterModelChange();
 
protected:
    void subscribeToItem() override;
 
private:
    void init_actions();
    void init_fit_model();
 
    bool canCreateFitParameter();
    bool canRemoveFromFitParameters();
 
    void setActionsEnabled(bool value);
    void connectFitParametersSelection(bool active);
    JobItem* jobItem();
 
    QVector<FitParameterItem*> selectedFitParameters();
    QVector<FitParameterItem*> emptyFitParameters();
    QStringList selectedFitParameterLinks();
 
    void spanParameters();
    void updateInfoLabel();
 
    QTreeView* m_treeView;
    ParameterTuningWidget* m_tuningWidget;
    QAction* m_createFitParAction;
    QAction* m_removeFromFitParAction;
    QAction* m_removeFitParAction;
    FitParameterModel* m_fitParameterModel;
    DeleteEventFilter* m_keyboardFilter;
    OverlayLabelController* m_infoLabel;
};
 
#endif // BORNAGAIN_GUI_VIEW_FIT_FITPARAMETERWIDGET_H