继承、实现下边的类和接口
PropertyDescriptor
ICustomTypeDescriptor
https://www.jb51.net/article/54901.htm 有demo
https://blog.youkuaiyun.com/sutoncai/article/details/77891917 有demo
https://www.cnblogs.com/greatverve/archive/2012/02/09/propertygird-bind.html
改天我把demo上传到资源。