C#实现的客户端弹出消息框封装类

asp.net在服务器端运行，是不能在服务器端弹出对话框的，但是C#可以通过在页面输出JS代码实现弹出消息框的效果，这个C#类封装了常用的消息框弹出JS代码，可以在服务器端调用，在客户端显示对话框。不但可以显示JS的警告框，还可以显示模式窗口，非常方便。

using System;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
 
namespace DotNet.Utilities
{
    /// <summary>
    /// 页面常用方法包装
    /// </summary>
    public class ShowMessageBox
    {
        #region 信息显示
 
        /// <summary>
        /// 显示提示信息
        /// </summary>
        /// <param name="message"></param>
        public static void ShowMG(string message)
        {
            WriteScript("alert('" + message + "');");
        }
 
 
        /// <summary>
        /// 显示提示信息
        /// </summary>
        /// <param name="message">提示信息</param>
        public static void ShowMessage(string message)
        {
            ShowMessage("系统提示", 180, 120, message);
        }
 
 
        /// <summary>
        /// 显示提示信息
        /// </summary>
        /// <param name="message">提示信息</param>
        public static void ShowMessage_link(string message, string linkurl)
        {
            ShowMessage_link("系统提示", 180, 120, message, linkurl, 8000, -1);
        }
 
        /// <summary>
        /// 显示提示信息
        /// </summary>
        /// <param name="title"></param>
        /// <param name="width"></param>
        /// <param name="height"></param>
        /// <param name="message">提示信息</param>
        private static void ShowMessage(string title, int width, int height, string message)
        {
            ShowMessage(title, width, height, message, 3000, -1);
        }
 
        /// <summary>
        /// 显示提示信息
        /// </summary>
        /// <param name="title"></param>
        /// <param name="width"></param>
        /// <param name="height"></param>
        /// <param name="message"></param>
        /// <param name="delayms"></param>
        /// <param name="leftSpace"></param>
        private static void ShowMessage(string title, int width, int height, string message, int delayms, int leftSpace)
        {
            WriteScript(string.Format("popMessage({0},{1},'{2}','{3}',{4},{5});", width, height, title, message, delayms, leftSpace == -1 ? "null" : leftSpace.ToString()));
        }
 
 
        /// <summary>
        /// 显示提示信息
        /// </summary>
        /// <param name="title"></param>
        /// <param name="width"></param>
        /// <param name="height"></param>
        /// <param name="message"></param>
        /// <param name="delayms"></param>
        /// <param name="leftSpace"></param>
        private static void ShowMessage_link(string title, int width, int height, string message, string linkurl, int delayms, int leftSpace)
        {
            WriteScript(string.Format("popMessage2({0},{1},'{2}','{3}','{4}',{5},{6});", width, height, title, message, linkurl, delayms, leftSpace == -1 ? "null" : leftSpace.ToString()));
        }
 
 
        #endregion
 
        #region 显示异常信息
 
        /// <summary>
        /// 显示异常信息
        /// </summary>
        /// <param name="ex"></param>
        public static void ShowExceptionMessage(Exception ex)
        {
            ShowExceptionMessage(ex.Message);
        }
 
        /// <summary>
        /// 显示异常信息
        /// </summary>
        /// <param name="message"></param>
        public static void ShowExceptionMessage(string message)
        {
            WriteScript("alert('" + message + "');");
            //PageHelper.ShowExceptionMessage("错误提示", 210, 125, message);
        }
 
        /// <summary>
        /// 显示异常信息
        /// </summary>
        /// <param name="title"></param>
        /// <param name="width"></param>
        /// <param name="height"></param>
        /// <param name="message"></param>
        private static void ShowExceptionMessage(string title, int width, int height, string message)
        {
            WriteScript(string.Format("setTimeout(\"showAlert('{0}',{1},{2},'{3}')\",100);", title, width, height, message));
        }
        #endregion
 
        #region 显示模态窗口
 
        /// <summary>
        /// 返回把指定链接地址显示模态窗口的脚本
        /// </summary>
        /// <param name="wid"></param>
        /// <param name="title"></param>
        /// <param name="width"></param>
        /// <param name="height"></param>
        /// <param name="url"></param>
        public static string GetShowModalWindowScript(string wid, string title, int width, int height, string url)
        {
            return string.Format("setTimeout(\"showModalWindow('{0}','{1}',{2},{3},'{4}')\",100);", wid, title, width, height, url);
        }
 
        /// <summary>
        /// 把指定链接地址显示模态窗口
        /// </summary>
        /// <param name="wid">窗口ID</param>
        /// <param name="title">标题</param>
        /// <param name="width">宽度</param>
        /// <param name="height">高度</param>
        /// <param name="url">链接地址</param>
        public static void ShowModalWindow(string wid, string title, int width, int height, string url)
        {
            WriteScript(GetShowModalWindowScript(wid, title, width, height, url));
        }
 
        /// <summary>
        /// 为指定控件绑定前台脚本：显示模态窗口
        /// </summary>
        /// <param name="control"></param>
        /// <param name="eventName"></param>
        /// <param name="wid"></param>
        /// <param name="title"></param>
        /// <param name="width"></param>
        /// <param name="height"></param>
        /// <param name="url"></param>
        /// <param name="isScriptEnd"></param>
        public static void ShowCilentModalWindow(string wid, WebControl control, string eventName, string title, int width, int height, string url, bool isScriptEnd)
        {
            string script = isScriptEnd ? "return false;" : "";
            control.Attributes[eventName] = string.Format("showModalWindow('{0}','{1}',{2},{3},'{4}');" + script, wid, title, width, height, url);
        }
 
        /// <summary>
        /// 为指定控件绑定前台脚本：显示模态窗口
        /// </summary>
        /// <param name="cell"></param>
        /// <param name="eventName"></param>
        /// <param name="wid"></param>
        /// <param name="title"></param>
        /// <param name="width"></param>
        /// <param name="height"></param>
        /// <param name="url"></param>
        /// <param name="isScriptEnd"></param>
        public static void ShowCilentModalWindow(string wid, TableCell cell, string eventName, string title, int width, int height, string url, bool isScriptEnd)
        {
            string script = isScriptEnd ? "return false;" : "";
            cell.Attributes[eventName] = string.Format("showModalWindow('{0}','{1}',{2},{3},'{4}');" + script, wid, title, width, height, url);
        }
        #endregion
 
        #region 显示客户端确认窗口
        /// <summary>
        /// 显示客户端确认窗口
        /// </summary>
        /// <param name="control"></param>
        /// <param name="eventName"></param>
        /// <param name="message"></param>
        public static void ShowCilentConfirm(WebControl control, string eventName, string message)
        {
            ShowCilentConfirm(control, eventName, "系统提示", 210, 125, message);
        }
 
        /// <summary>
        /// 显示客户端确认窗口
        /// </summary>
        /// <param name="control"></param>
        /// <param name="eventName"></param>
        /// <param name="title"></param>
        /// <param name="width"></param>
        /// <param name="height"></param>
        /// <param name="message"></param>
        public static void ShowCilentConfirm(WebControl control, string eventName, string title, int width, int height, string message)
        {
            control.Attributes[eventName] = string.Format("return showConfirm('{0}',{1},{2},'{3}','{4}');", title, width, height, message, control.ClientID);
        }
 
 
        #endregion
 
        /// <summary>
        /// 写javascript脚本
        /// </summary>
        /// <param name="script">脚本内容</param>
        public static void WriteScript(string script)
        {
            Page page = GetCurrentPage();
 
            // NDGridViewScriptFirst(page.Form.Controls, page);
 
            page.ClientScript.RegisterStartupScript(page.GetType(), System.Guid.NewGuid().ToString(), script, true);
 
        }
 
        /// <summary>
        /// 得到当前页对象实例
        /// </summary>
        /// <returns></returns>
        public static Page GetCurrentPage()
        {
            return (Page)HttpContext.Current.Handler;
        }
 
 
    }
}
 

标签： 代码 服务器 服务器端 脚本

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