delphi Tdxribbon 设置背景和skin 皮肤

https://blog.csdn.net/maxwoods/article/details/8592389

http://www.cnblogs.com/baoluo/archive/2011/04/14/2016377.html

http://www.360doc.com/content/11/0425/19/6832513_112265020.shtml