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++ // Copyright (C) 2017 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #ifndef SENDER_H
++ #define SENDER_H
++
++ #include <QtWidgets>
++ #include <QtNetwork>
++ #include <QtCore>
++
++ class Sender : public QDialog
++ {
++ Q_OBJECT
++
++ public:
++ explicit Sender(QWidget *parent = nullptr);
++
++ private slots:
++ void ttlChanged(int newTtl);
++ void startSending();
++ void sendDatagram();
++
++ private:
++ QLabel *statusLabel = nullptr;
++ QPushButton *startButton = nullptr;
++ QUdpSocket udpSocket4;
++ QUdpSocket udpSocket6;
++ QTimer timer;
++ QHostAddress groupAddress4;
++ QHostAddress groupAddress6;
++ int messageNo = 1;
++ };
++
++ #endif