App_Code/Web/MessageBox.cs

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using System;
using System.Text;

namespace WebHL 
{ 
	/// <summary>
	/// </summary>
	public class MessageBox
	{		
		private  MessageBox()
		{			
		}

		/// <summary>
		/// 显示消息提示对话框
		/// </summary>
		/// <param name="page">当前页面指针，一般为this</param>
		/// <param name="msg">提示信息</param>
		public static void  Show(System.Web.UI.Page page,string msg)
		{
			page.RegisterStartupScript("message","<script language='javascript' defer>alert('"+msg.ToString()+"');</script>");
		}

		/// <summary>
		/// 控件点击 消息确认提示框
		/// </summary>
		/// <param name="page">当前页面指针，一般为this</param>
		/// <param name="msg">提示信息</param>
		public static void  ShowConfirm(System.Web.UI.WebControls.WebControl Control,string msg)
		{
			//Control.Attributes.Add("onClick","if (!window.confirm('"+msg+"')){return false;}");
			Control.Attributes.Add("onclick", "return confirm('" + msg + "');") ;
		}

		/// <summary>
		/// 显示消息提示对话框，并进行页面跳转
		/// </summary>
		/// <param name="page">当前页面指针，一般为this</param>
		/// <param name="msg">提示信息</param>
		/// <param name="url">跳转的目标URL</param>
		public static void ShowAndRedirect(System.Web.UI.Page page,string msg,string url)
		{
			StringBuilder Builder=new StringBuilder();
			Builder.Append("<script language='javascript' defer>");
			Builder.AppendFormat("alert('{0}');",msg);
			Builder.AppendFormat("top.location.href='{0}'",url);
			Builder.Append("</script>");
			page.RegisterStartupScript("message",Builder.ToString());

		}
		/// <summary>
		/// 输出自定义脚本信息
		/// </summary>
		/// <param name="page">当前页面指针，一般为this</param>
		/// <param name="script">输出脚本</param>
		public static void ResponseScript(System.Web.UI.Page page,string script)
		{
			page.RegisterStartupScript("message","<script language='javascript' defer>"+script+"</script>");
		}