#ifndef WIDGET7_H #define WIDGET7_H #include #include #include class Widget7 : public QWidget { Q_OBJECT public: explicit Widget7(QWidget *parent = nullptr); ~Widget7() { delete vct; } private: QVector *vct; QPushButton *btn1,*btn2,*btn3,*btn4,*btn5; QPushButton *btn_show,*btn_restart; // 显示按钮,重来按钮 public slots: void my_handler(const QString &str); signals: void my_signal(const QString &str); void studentSelected(const QString &stuName); // 学生选择信号 }; #endif // WIDGET7_H