qt5base-lts/examples/widgets/itemviews/simpletreemodel/treeitem.h

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#ifndef TREEITEM_H
#define TREEITEM_H

#include <QList>
#include <QVariant>

//! [0]
class TreeItem
{
public:
    explicit TreeItem(const QList<QVariant> &data, TreeItem *parent = 0);
    ~TreeItem();

    void appendChild(TreeItem *child);

    TreeItem *child(int row);
    int childCount() const;
    int columnCount() const;
    QVariant data(int column) const;
    int row() const;
    TreeItem *parent();

private:
    QList<TreeItem*> childItems;
    QList<QVariant> itemData;
    TreeItem *parentItem;
};
//! [0]

#endif // TREEITEM_H