DEV 控件的xtraTabControl 得选项卡的样式是能不能变成这样的呢
http://zhidao.baidu.com/link?url=U0rB4QS9Q4v4l4byPD6g1MVyrvXW0euaE9ZoMj1QQuanmvdMypBn47HPVH6lAlZKMPuLsJHqhW0cLn3gQLTFRPuw9_uq6LdvQRQAG0F-Rca
