/// <summary>
 /// 静态方法 模拟MESSAGEBOX.Show方法
 /// </summary>
 /// <param name="title">标题</param>
 /// <param name="msg">消息</param>
 /// <returns></returns>
 public static bool? Show(string title, string msg)
 {
     var msgBox = new MessageBoxDel();
     msgBox.Title = title;
     msgBox.Message = msg;
     return msgBox.ShowDialog();
 }
        /// <summary>
        /// 静态方法 模拟MESSAGEBOX.Show方法
        /// </summary>
        /// <param name="title">标题</param>
        /// <param name="msg">消息</param>
        /// <returns></returns>
        public static bool?Show(string title, string msg)
        {
            var msgBox = new MessageBoxDel();

            msgBox.Title   = title;
            msgBox.Message = msg;
            return(msgBox.ShowDialog());
        }