我要评论本文实例讲述了c#实现客户端弹出消息框封装类。分享给大家供大家参考。具体如下：
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;
}
}
}
希望本文所述对大家的c#程序设计有所帮助。
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