#ifndef EXDATETIME_H #define EXDATETIME_H #include #include #include namespace Ui { class ExDateTime; } class ExDateTime : public QWidget { Q_OBJECT public: explicit ExDateTime(QWidget *parent = nullptr); ~ExDateTime(); private slots: void on_btnGetDateTime_clicked(); void on_btnStatrt_clicked(); void on_btnStop_clicked(); void onTimerOut(); //处理计时器的信号的槽函数 void on_calendarWidget_selectionChanged(); void on_btnPeriod_clicked(); private: Ui::ExDateTime *ui; QTimer* m_timer; //定时器(不可见控件) QTime m_time; //计时器(此处用作) }; #endif // EXDATETIME_H