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++ // Copyright (C) 2021 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
++
++ #pragma once
++
++ #include <QListWidget>
++
++ class InputListView : public QListWidget
++ {
++ public:
++ InputListView(QWidget *parent = nullptr);
++ bool tryAddItem(const QString &label);
++
++ protected:
++ void dropEvent(QDropEvent *ev) override;
++ void dragEnterEvent(QDragEnterEvent *ev) override;
++ void dragMoveEvent(QDragMoveEvent *event) override;
++ void dragLeaveEvent(QDragLeaveEvent *event) override;
++
++ private:
++ bool containsItem(const QString &needle);
++ };