importfilewidget.h

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      gui2/dataloader/importfilewidget.h
//! @brief     Defines class CLASS?
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2020
//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
//  ************************************************************************************************
 
#ifndef BORNAGAIN_GUI2_DATALOADER_IMPORTFILEWIDGET_H
#define BORNAGAIN_GUI2_DATALOADER_IMPORTFILEWIDGET_H
 
#include "darefl_export.h"
#include <QWidget>
 
class QListView;
class QStringListModel;
 
namespace gui2 {
 
//! Provides the possibility to select file names on disk and add them to list view.
//! List represents names of ASCII files which will be later imported and parsed.
//! Part of LoaderPreviewPanel.
 
class DAREFLCORE_EXPORT ImportFileWidget : public QWidget {
    Q_OBJECT
 
public:
    ImportFileWidget(QWidget* parent = nullptr);
    ~ImportFileWidget();
 
public slots:
    void onAddFilesRequest();
    void onRemoveFileRequest();
 
    QStringList fileNames() const;
 
    QStringList selectedFileNames() const;
 
signals:
    void fileNamesChanged();
    void fileSelectionChanged();
 
private:
    void readSettings();
    void writeSettings();
 
    QStringList validateForBinaryFiles(const QStringList& file_names);
 
    void updateCurrentWorkdir(const QStringList& file_names);
    void addFileNamesToModel(const QStringList& file_names);
 
    void makeLastSelected();
 
    QListView* m_listView{nullptr};
    QStringListModel* m_listModel{nullptr};
    QString m_currentWorkdir;
};
 
} // namespace gui2
 
#endif // BORNAGAIN_GUI2_DATALOADER_IMPORTFILEWIDGET_H