fineui动态添加用户控件

此网址的代码写的和系统中很像

https://blog.csdn.net/weixin_30604651/article/details/95886676

https://www.cnblogs.com/insus/archive/2012/04/16/2451085.html

https://www.jianshu.com/p/6969eac1a828

https://www.jb51.net/article/70872.htm

https://www.itdaan.com/keywords/Fineui+%E6%B7%BB%E5%8A%A0%E6%89%93%E5%8D%B0%E6%8E%A7%E4%BB%B6.html