简单、用反射,楼主,看看我的文章,希望有帮助。
http://www.csdn.net/Develop/read_article.asp?id=23413
http://www.csdn.net/Develop/read_article.asp?id=23412
http://www.csdn.net/Develop/read_article.asp?id=23411
http://www.csdn.net/Develop/read_article.asp?id=23410
http://www.csdn.net/Develop/read_article.asp?id=23409
http://www.csdn.net/Develop/read_article.asp?id=23408下面这个帖子的楼主也有类似问题,
http://expert.csdn.net/Expert/topic/2665/2665446.xml?temp=.5655023