public class MessageUtil    {        /// <summary>        /// 显示一般的提示信息        /// </summary>        /// <param name="message">提示信息</param>        public static DialogResult ShowTips(string message)        {            return MessageBox.Show(message, "提示信息",MessageBoxButtons.OK, MessageBoxIcon.Information);        }        /// <summary>        /// 显示警告信息        /// </summary>        /// <param name="message">警告信息</param>        public static DialogResult ShowWarning(string message)        {            return MessageBox.Show(message, "警告信息", MessageBoxButtons.OK, MessageBoxIcon.Warning);        }        /// <summary>        /// 显示错误信息        /// </summary>        /// <param name="message">错误信息</param>        public static DialogResult ShowError(string message)        {            return MessageBox.Show(message, "错误信息", MessageBoxButtons.OK, MessageBoxIcon.Error);        }        /// <summary>        /// 显示询问用户信息，并显示错误标志        /// </summary>        /// <param name="message">错误信息</param>        public static DialogResult ShowYesNoAndError(string message)        {            return MessageBox.Show(message, "错误信息", MessageBoxButtons.YesNo, MessageBoxIcon.Error);        }        /// <summary>        /// 显示询问用户信息，并显示提示标志        /// </summary>        /// <param name="message">错误信息</param>        public static DialogResult ShowYesNoAndTips(string message)        {            return MessageBox.Show(message, "提示信息", MessageBoxButtons.YesNo, MessageBoxIcon.Information);        }        /// <summary>        /// 显示询问用户信息，并显示警告标志        /// </summary>        /// <param name="message">警告信息</param>        public static DialogResult ShowYesNoAndWarning(string message)        {            return MessageBox.Show(message, "警告信息", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);        }        /// <summary>        /// 显示询问用户信息，并显示提示标志        /// </summary>        /// <param name="message">错误信息</param>        public static DialogResult ShowYesNoCancelAndTips(string message)        {            return MessageBox.Show(message, "提示信息", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information);        }        /// <summary>        /// 显示一个YesNo选择对话框        /// </summary>        /// <param name="prompt">对话框的选择内容提示信息</param>        /// <returns>如果选择Yes则返回true，否则返回false</returns>        public static bool ConfirmYesNo(string prompt)        {            return MessageBox.Show(prompt, "确认", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes;        }        /// <summary>        /// 显示一个YesNoCancel选择对话框        /// </summary>        /// <param name="prompt">对话框的选择内容提示信息</param>        /// <returns>返回选择结果的的DialogResult值</returns>        public static DialogResult ConfirmYesNoCancel(string prompt)        {            return MessageBox.Show(prompt, "确认", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);        }    }