界面设计:
.h中定义slots
#include <QtWidgets/QMainWindow>
#include "ui_QtGuiApplication2.h"
class QtGuiApplication2 : public QMainWindow
{
Q_OBJECT
public:
QtGuiApplication2(QWidget *parent = Q_NULLPTR);
void init();
private:
Ui::QtGuiApplication2Class ui;
private slots:
void onshow();
};