c#枚举自定义，用于数据绑定。

 [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property | AttributeTargets.Enum)]
        public class EnumSignAttribute : Attribute
        {
            // Fields
            private string _displayName;

            public EnumSignAttribute(string displayname)
            {
                this._displayName = displayname;
            }

            // Properties
            public string DisplayName
            {
                get
                {
                    return this._displayName;
                }
                set
                {
                    this._displayName = value;
                }
            }
        }
　　

枚举