#ifndef HELLO_H #define HELLO_H #include"mainwindow.h" #include namespace Ui { class Hello; } class Hello : public QWidget { Q_OBJECT public: explicit Hello(QWidget *parent = nullptr); ~Hello(); private slots: void on_pushButton_2_clicked(); void on_pushButton_clicked(); void on_pushButton_3_clicked(); private: Ui::Hello *ui; MainWindow mainwindow; }; #endif // HELLO_H