asp.net页面刷新后样式就发生了改变
using System;
using System.Collections.Generic;
using System.Text;
using System.Web;
using System.Web.UI;
///<summary>
/// 一些常用的Js调用
/// 添加新版说明：由于旧版普遍采用Response.Write(string msg)的方式输出js脚本，这种
/// 方式输出的js脚本会在html元素的<html></html>标签之外，破坏了整个xhtml的结构,
/// 而新版本则采用ClientScript.RegisterStartupScript(string msg)的方式输出，不会改变xhtml的结构,
/// 不会影响执行效果。
/// 为了向下兼容，所以新版本采用了重载的方式，新版本中要求一个System.Web.UI.Page类的实例。
/// 创建时间：2006-9-13
/// 创建者：欢喜王子
/// 修改日期：2012-1-30
///</summary>
publicclass JScript
{
#region 新版本
///<summary>
/// 弹出JavaScript小窗口
///</summary>
///<param name="js">窗口信息</param>
publicstaticvoid Alert(string message, Page page)
{
#region
string js =@"<Script language='JavaScript'>
alert('"+ message +"');</Script>";
//HttpContext.Current.Response.Write(js);
if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "alert"))
{
page.ClientScript.RegisterStartupScript(page.GetType(), "alert", js);
}
#endregion
}
///<summary>
/// 弹出消息框并且转向到新的URL
///</summary>
///<param name="message">消息内容</param>
///<param name="toURL">连接地址</param>
publicstaticvoid AlertAndRedirect(string message, string toURL, Page page)
{
#region
string js ="<script language=javascript>alert('{0}');window.location.replace('{1}')</script>";
//HttpContext.Current.Response.Write(string.Format(js, message, toURL));
if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "AlertAndRedirect"))
{
page.ClientScript.RegisterStartupScript(page.GetType(), "AlertAndRedirect", string.Format(js, message, toURL));
}
#endregion
}
///<summary>
/// 回到历史页面
///</summary>
///<param name="value">-1/1</param>
publicstaticvoid GoHistory(int value, Page page)
{
#region
string js =@"<Script language='JavaScript'>
history.go({0});
</Script>";
//HttpContext.Current.Response.Write(string.Format(js, value));
if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "GoHistory"))
{
page.ClientScript.RegisterStartupScript(page.GetType(), "GoHistory", string.Format(js, value));
}
#endregion
}
// /// <summary>
// /// 关闭当前窗口
// /// </summary>
// public static void CloseWindow()
// {
// #region
// string js = @"<Script language='JavaScript'>
// parent.opener=null;window.close();
// </Script>";
// HttpContext.Current.Response.Write(js);
// HttpContext.Current.Response.End();
// #endregion
// }
///<summary>
/// 刷新父窗口
///</summary>
publicstaticvoid RefreshParent(string url, Page page)
{
#region
string js =@"<Script language='JavaScript'>
window.opener.location.href='"+ url +"';window.close();</Script>";
//HttpContext.Current.Response.Write(js);
if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "RefreshParent"))
{
page.ClientScript.RegisterStartupScript(page.GetType(), "RefreshParent", js);
}
#endregion
}
///<summary>
/// 刷新打开窗口
///</summary>
publicstaticvoid RefreshOpener(Page page)
{
#region
string js =@"<Script language='JavaScript'>
opener.location.reload();
</Script>";
//HttpContext.Current.Response.Write(js);
if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "RefreshOpener"))
{
page.ClientScript.RegisterStartupScript(page.GetType(), "RefreshOpener", js);
}
#endregion
}
///<summary>
/// 打开指定大小的新窗体
///</summary>
///<param name="url">地址</param>
///<param name="width">宽</param>
///<param name="heigth">高</param>
///<param name="top">头位置</param>
///<param name="left">左位置</param>
publicstaticvoid OpenWebFormSize(string url, int width, int heigth, int top, int left, Page page)
{
#region
string js =@"<Script language='JavaScript'>window.open('"+ url +@"','','height="+ heigth +",width="+ width +",top="+ top +",left="+ left +",location=no,menubar=no,resizable=yes,scrollbars=yes,status=yes,titlebar=no,toolbar=no,directories=no');</Script>";
//HttpContext.Current.Response.Write(js);
if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "OpenWebFormSize"))
{
page.ClientScript.RegisterStartupScript(page.GetType(), "OpenWebFormSize", js);
}
#endregion
}
///<summary>
/// 转向Url制定的页面
///</summary>
///<param name="url">连接地址</param>
publicstaticvoid JavaScriptLocationHref(string url, Page page)
{
#region
string js =@"<Script language='JavaScript'>
window.location.replace('{0}');
</Script>";
js =string.Format(js, url);
//HttpContext.Current.Response.Write(js);
if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "JavaScriptLocationHref"))
{
page.ClientScript.RegisterStartupScript(page.GetType(), "JavaScriptLocationHref", js);
}
#endregion
}
///<summary>
/// 打开指定大小位置的模式对话框
///</summary>
///<param name="webFormUrl">连接地址</param>
///<param name="width">宽</param>
///<param name="height">高</param>
///<param name="top">距离上位置</param>
///<param name="left">距离左位置</param>
publicstaticvoid ShowModalDialogWindow(string webFormUrl, int width, int height, int top, int left, Page page)
{
#region
string features ="dialogWidth:"+ width.ToString() +"px"
+";dialogHeight:"+ height.ToString() +"px"
+";dialogLeft:"+ left.ToString() +"px"
+";dialogTop:"+ top.ToString() +"px"
+";center:yes;help=no;resizable:no;status:no;scroll=yes";
ShowModalDialogWindow(webFormUrl, features, page);
#endregion
}
///<summary>
/// 弹出模态窗口
///</summary>
///<param name="webFormUrl"></param>
///<param name="features"></param>
publicstaticvoid ShowModalDialogWindow(string webFormUrl, string features, Page page)
{
string js = ShowModalDialogJavascript(webFormUrl, features);
//HttpContext.Current.Response.Write(js);
if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "ShowModalDialogWindow"))
{
page.ClientScript.RegisterStartupScript(page.GetType(), "ShowModalDialogWindow", js);
}
}
///<summary>
/// 弹出模态窗口
///</summary>
///<param name="webFormUrl"></param>
///<param name="features"></param>
///<returns></returns>
publicstaticstring ShowModalDialogJavascript(string webFormUrl, string features)
{
#region
string js =@"<script language=javascript>
showModalDialog('"+ webFormUrl +"','','"+ features +"');</script>";
return js;
#endregion
}
#endregion
}
