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++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #ifndef DRAGWIDGET_H
++ #define DRAGWIDGET_H
++
++ #include <QWidget>
++
++ QT_BEGIN_NAMESPACE
++ class QDragEnterEvent;
++ class QDropEvent;
++ QT_END_NAMESPACE
++
++ class DragWidget : public QWidget
++ {
++ public:
++ explicit DragWidget(QWidget *parent = nullptr);
++
++ protected:
++ void dragEnterEvent(QDragEnterEvent *event) override;
++ void dropEvent(QDropEvent *event) override;
++ void mousePressEvent(QMouseEvent *event) override;
++ };
++
++ #endif // DRAGWIDGET_H