/// <summary>
        /// 发送消息
        /// </summary>
        /// <param name="messageType">消息的分类</param>
        /// <param name="kv">键值对(对象)</param>
        public static void SendMessage(string messageType, KeyValueUpdate kv)
        {
            DelMessageDelivery del = null;

            if (!_dicMessages.TryGetValue(messageType, out del))
            {
                return;
            }
            if (del != null)
            {
                del(kv); // 调用委托
            }
        }
        /* 不使用MVC框架时,用来传递UI之间的消息 */
        /// <summary>
        /// 发送消息方法
        /// </summary>
        /// <param name="msgType">消息的类型</param>
        /// <param name="msgName">消息的名字</param>
        /// <param name="msgContent">消息的内容</param>
        protected void MySendMessage(string msgType, string msgName, object msgContent)
        {
            KeyValueUpdate kv = new KeyValueUpdate(msgName, msgContent);

            MessageCenter.SendMessage(msgType, kv);
        }