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());
        }
    }