引入代理類頭文件和要跳轉(zhuǎn)到的界面頭文件
    -(void)aaa
    {
    //可以插入動(dòng)畫
    lyxviewcontrollor * view = [lyxviewcontrollor new];
    lyxdelegate * dingdong = [uiapplacation sharedapplacation].delegate;
    dingdong.window.rootviewcontrollor = view;
    }