#ifndef MYTREEVIEW_H
#define MYTREEVIEW_H

#include <QAbstractItemView>
#include <QDebug>
#include <QKeyEvent>
#include <QMessageBox>
#include <QObject>
#include <QTreeView>
#include <QWidget>

typedef struct _NodeP {
  int nRowNo;
  std::vector<_NodeP> arChildren;
} NodeExpand;

class MyTreeView : public QTreeView {
  Q_OBJECT

  enum DropIndicatorPosition { OnItem, AboveItem, BelowItem, OnViewport };

 protected:
  void keyPressEvent(QKeyEvent* event) override;

  void dropEvent(QDropEvent* event) override;
  void dragEnterEvent(QDragEnterEvent* event) override;
  void dragMoveEvent(QDragMoveEvent* event) override;
  void dragLeaveEvent(QDragLeaveEvent* event) override;

 public:
  explicit MyTreeView(QWidget* parent);

 private:
};

#endif  // MYTREEVIEW_H