pathbrowsedelegate.h

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#ifndef PATHBROWSEDELEGATE_H
#define PATHBROWSEDELEGATE_H
 
#include <QString>
#include <QStyledItemDelegate>
 
class PathBrowseDelegate : public QStyledItemDelegate
{
    Q_OBJECT
public:
    enum Mode { OpenFile, SaveFile };
 
    explicit PathBrowseDelegate(QObject *parent = nullptr);
    PathBrowseDelegate(Mode mode,
                       QString title,
                       QString filter,
                       QString placeholder = {},
                       QObject *parent = nullptr);
 
    void setMode(Mode m)                  { m_mode = m; }
    void setDialogTitle(const QString &t) { m_title = t; }
    void setFilter(const QString &f)      { m_filter = f; }
    void setPlaceholder(const QString &p) { m_placeholder = p; }
 
    void setProjectAnchor(const QString &dir) { m_anchor = dir; }
    [[nodiscard]] QString projectAnchor() const { return m_anchor; }
 
    // QStyledItemDelegate ------------------------------------------------------
    QWidget *createEditor(QWidget *parent,
                          const QStyleOptionViewItem &opt,
                          const QModelIndex &idx) const override;
    void setEditorData(QWidget *editor,
                       const QModelIndex &idx) const override;
    void setModelData(QWidget *editor, QAbstractItemModel *model,
                      const QModelIndex &idx) const override;
 
private:
    Mode    m_mode  = OpenFile;
    QString m_title;
    QString m_filter;
    QString m_placeholder;
    QString m_anchor;   
};
 
#endif // PATHBROWSEDELEGATE_H