cfk点餐系统

c++，订餐系统，qt，，登录，点餐，配送#ifndefCLASS_H#defineCLASS_H#include#include#includeusingnamespacestd;classUser//用户基类{public:QStringid;//用户名QStringpassword;//用户密码voidid_input(QStringa){id=a;}//id输入voidpassword_input(QStringb){p