ASP.NET c# 封装常用到的js通用函数（转）
using System.Web;
using System.Web.UI;
using System.Text;
public abstract class JS
{
/**//// <summary>
/// 客户端打开窗口
/// </summary>
/// <param name="strUrl"></param>
public static void OpenWindow(string strUrl)
{
HttpContext.Current.Response.Write("<script language=javascript>");
HttpContext.Current.Response.Write("window.open('" + strUrl + "');");
HttpContext.Current.Response.Write("</script>");
}
/**//// <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>");
}
/**//// <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());
}
public static void ShowConfirm(System.Web.UI.WebControls.WebControl Control,string msg)
{
Control.Attributes.Add("onclick", "return confirm('" + msg + "');") ;
}
/**//// <summary>
/// 清空所有panel里面的textbox内容
/// </summary>
/// <param name="pan"></param>
public static void clearAll(System.Web.UI.WebControls.Panel pan)
{
foreach (Control panl in pan.Controls )
{
if(panl.GetType().ToString()=="System.Web.UI.WebControls.TextBox")
{
((System.Web.UI.WebControls.TextBox)panl).Text="";
}
}
}
/**//// <summary>
/// 窗体加载以后探出对话框
/// </summary>
public static void Alert(string msg)
{
Page pages;
pages= HttpContext.Current.Handler as System.Web.UI.Page;
msg=msg.Replace("'","");
msg=msg.Replace("\"","");
msg=msg.Replace("\n",@"\n").Replace("\r",@"\r").Replace("\"",@"\""") ;
pages.Controls.Add(new System.Web.UI.LiteralControl("<script language=javascript>alert('" + msg + "');</script>"));
}
/**//// <summary>
/// 窗体没有加载的时候如pageload的时候探出对话框
/// </summary>
public static void Alert_none(string msg)
{
Page pages;
pages= HttpContext.Current.Handler as System.Web.UI.Page;
msg=msg.Replace("'","");
msg=msg.Replace("\"","");
msg=msg.Replace("\n",@"\n").Replace("\r",@"\r").Replace("\"",@"\""") ;
string retu = " alert('" + msg + "');";
ClientWrite2( retu);
}
/**//// <summary>
/// 加载以后写自己的脚本
/// </summary>
/// <param name="pages"></param>
/// <param name="yourJs"></param>
public static void ClientWrite(string yourJs)
{
Page pages;
pages= HttpContext.Current.Handler as System.Web.UI.Page;
pages.Controls.Add(new System.Web.UI.LiteralControl("<script language=javascript>" + yourJs + "</script>"));
}
/**//// <summary>
/// 加载以前写自己的脚本
/// </summary>
/// <param name="pages"></param>
/// <param name="yourJs"></param>
public static void ClientWrite2(string yourJs)
{
Page pages;
pages= HttpContext.Current.Handler as System.Web.UI.Page;
pages.Response.Write("<script language=javascript>");
pages.Response.Write(yourJs );
pages.Response.Write(" </script>");
}
/**//// <summary>
/// 得到刷新界面的字符串
/// </summary>
/// <returns></returns>
public static string RefreshWin()
{
return "window.location=window.location.href;";
}
/**//// <summary>
/// 打开小窗体
/// </summary>
/// <param name="url"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="top"></param>
/// <param name="left"></param>
public static void OpenLittleWindow(string url,int width,int height,int top,int left)
{
string str;
str = "javascript:var popup;popup=window.open('{url}',null,'scrollbars=yes,status=no,width={width},height={height},top={top},left={left}');popup.opener=self.opener;self.close();";
str = str.Replace("{width}", width.ToString());
str = str.Replace("{height}", height.ToString());
str = str.Replace("{top}", top.ToString());
str = str.Replace("{left}", left.ToString());
str=str.Replace("{url}",url);
}
/**//// <summary>
/// 回车-〉tab
/// </summary>
/// <param name="page"></param>
public static void ToTab()
{
Page page;
page= HttpContext.Current.Handler as System.Web.UI.Page;
System.Text.StringBuilder scriptFunction=new StringBuilder();
scriptFunction.Append("<script language='javascript'>");
scriptFunction.Append(" function returnTotab()");
scriptFunction.Append(" {");
scriptFunction.Append(" if(event.keyCode==13) ");
scriptFunction.Append(" {event.keyCode=9; ");
scriptFunction.Append(" return true;} ");
scriptFunction.Append(" } ");
scriptFunction.Append("</script>");
page.RegisterStartupScript("totab", scriptFunction.ToString());
}
/**//// <summary>
/// tab->enter
/// </summary>
/// <param name="page"></param>
public static void tabToEnter()
{
Page page;
page= HttpContext.Current.Handler as System.Web.UI.Page;
System.Text.StringBuilder scriptFunction=new StringBuilder();
scriptFunction.Append("<script language='javascript'>");
scriptFunction.Append(" function Tcheck()");
scriptFunction.Append(" {");
scriptFunction.Append(" if(event.keyCode==8||event.keyCode==9) ");
scriptFunction.Append(" return true;");
scriptFunction.Append(" else ");
scriptFunction.Append(" {");
scriptFunction.Append(" if(((event.keyCode>=48)++(event.keyCode<=57))||((event.keyCode>=96)++(event.keyCode<=105)))");
scriptFunction.Append(" return true;");
scriptFunction.Append(" else");
scriptFunction.Append(" if(event.keyCode==13||event.keyCode==110||event.keyCode==190||event.keyCode==39)");
scriptFunction.Append(" {event.keyCode=9;");
scriptFunction.Append(" return true;}");
scriptFunction.Append(" else");
scriptFunction.Append(" return false;");
scriptFunction.Append(" }");
scriptFunction.Append(" } ");
scriptFunction.Append("</script>");
page.RegisterStartupScript("switch", scriptFunction.ToString());
}
/**//// <summary>
/// attachEvent
/// </summary>
/// <param name="controlToFocus"></param>
/// <param name="page"></param>
public static void attachEvent(Control[] controlToFocus)
{
Page page;
page= HttpContext.Current.Handler as System.Web.UI.Page;
System.Text.StringBuilder scriptFunction=new StringBuilder();
string scriptClientId;
scriptFunction.Append("<script language='javascript'>");
foreach(Control con in controlToFocus)
{
scriptClientId = con.ClientID;
scriptFunction.Append("document.getElementById('" + scriptClientId + "').attachEvent('onkeydown', Tcheck);");
}
scriptFunction.Append("</script>");
page.RegisterStartupScript("attach", scriptFunction.ToString());
}
/**//// <summary>
///
/// </summary>
/// <param name="controlToFocus"></param>
/// <param name="page"></param>
/// <param name="eventStr"></param>
/// <param name="FuncStr"></param>
public static void AttachEvent(Control[] controlToFocus,string eventStr,string FuncStr)
{
Page page;
page= HttpContext.Current.Handler as System.Web.UI.Page;
System.Text.StringBuilder scriptFunction=new StringBuilder();
string scriptClientId;
scriptFunction.Append("<script language='javascript'>");
foreach(Control con in controlToFocus)
{
scriptClientId = con.ClientID;
scriptFunction.Append("document.getElementById('" + scriptClientId + "').attachEvent('" + eventStr + "', " + FuncStr + ");");
}
scriptFunction.Append("</script>");
page.RegisterStartupScript("attach2", scriptFunction.ToString());
}
/**//// <summary>
///
/// </summary>
/// <param name="page"></param>
public static void NumOnlyFun()
{
Page page;
page= HttpContext.Current.Handler as System.Web.UI.Page;
System.Text.StringBuilder scriptFunction=new StringBuilder();
scriptFunction.Append("<script language='javascript'>");
scriptFunction.Append(" function isNum()");
scriptFunction.Append(" {");
scriptFunction.Append(" if(event.keyCode==8||event.keyCode==9) ");
scriptFunction.Append(" return true;");
scriptFunction.Append(" else ");
scriptFunction.Append(" {");
scriptFunction.Append(" if(((event.keyCode>=48)++(event.keyCode<=57))||((event.keyCode>=96)++(event.keyCode<=105)))");
scriptFunction.Append(" return true;");
scriptFunction.Append(" else");
scriptFunction.Append(" return false;");
scriptFunction.Append(" }");
scriptFunction.Append(" } ");
scriptFunction.Append("</script>");
page.RegisterStartupScript("numonly", scriptFunction.ToString());
}
}
