[AttributeUsage(AttributeTargets.Field)]    public class EnumExtension : Attribute    {        private string title;        public EnumExtension(string title)        {            this.title = title;        }        public static string Get(Type tp, string name)        {            MemberInfo[] mi = tp.GetMember(name);            if (mi != null && mi.Length > 0)            {                EnumExtension attr = Attribute.GetCustomAttribute(mi[0], typeof(EnumExtension)) as EnumExtension;                if (attr != null)                {                    return attr.title;                }            }            return null;        }        public static string Get(object enm)        {            if (enm != null)            {                MemberInfo[] mi = enm.GetType().GetMember(enm.ToString());                if (mi != null && mi.Length > 0)                {                    EnumExtension attr = Attribute.GetCustomAttribute(mi[0], typeof(EnumExtension)) as EnumExtension;                    if (attr != null)                    {                        return attr.title;                    }                }            }            return null;        }    }    public enum BorderStyle    {        [EnumExtension("正常")]        None,        [EnumExtension("圆角")]        Rounded    }

 使用以下的方法就能取得枚举的Attribute值:

string name = EnumExtension.Get(BorderStyle.Rounded);