//客户端 int main() { //店里添加烤肉师傅、菜单、服务员等顾客 Barbucer* barbucer=new Barbucer(); Command* cmd= new BakeMuttonCmd(barbucer); Command* cmd2=new ChickenWingCmd(barbucer); Waiter* girl = new Waiter(); //点菜 girl->SetCmd(cmd); girl->SetCmd(cmd2); //服务员通知 girl->Notify(); system("pause"); return 0; }