Hello Experts,
I have question, i am loading javascript from Code behind.
But here,when using update panel then code behind javascript is not calling.
How to Accomplish this,Help me with this.
Here is the following code:
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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default6.aspx.cs" Inherits="Default6" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" ><head id="Head1" runat="server"><title>Untitled Page</title></head><body><form id="form1" runat="server"><asp:ScriptManager EnablePartialRendering="true" ID="ScriptManager1" runat="server"></asp:ScriptManager><div><asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode="Conditional"><ContentTemplate><asp:Label ID="Label1" runat="server" /><br /><asp:Button ID="Button1" runat="server" Text="Update Both Panels" OnClick="Button1_Click" /><asp:Button ID="Button2" runat="server" Text="Update This Panel" OnClick="Button2_Click" /><asp:CheckBox ID="cbDate" runat="server" Text="Include Date" AutoPostBack="false" OnCheckedChanged="cbDate_CheckedChanged" /></ContentTemplate></asp:UpdatePanel><asp:UpdatePanel ID="UpdatePanel2" runat="server" UpdateMode="Conditional"><ContentTemplate><asp:Label ID="Label2" runat="server" ForeColor="red" /></ContentTemplate><Triggers><asp:AsyncPostBackTrigger ControlID="Button1" EventName="Click" /><asp:AsyncPostBackTrigger ControlID="ddlColor" EventName="SelectedIndexChanged" /></Triggers></asp:UpdatePanel><asp:DropDownList ID="ddlColor" runat="server" AutoPostBack="true" OnSelectedIndexChanged="ddlColor_SelectedIndexChanged"><asp:ListItem Selected="true" Value="Red" /><asp:ListItem Value="Blue" /><asp:ListItem Value="Green" /></asp:DropDownList><asp:Button ID="btnScript" runat="server" Text="Call JavaScript" OnClick="btnScript_Click"/></div></form></body></html>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Drawing;
public partial class Default6 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void btnScript_Click(object sender, EventArgs e)
{
System.Text.StringBuilder sbScript = new System.Text.StringBuilder("");
sbScript.Append("<script language='javascript'>");
sbScript.Append("function Click() {");
sbScript.Append("alert('test');");
sbScript.Append("}");
sbScript.Append("</script>");
ScriptManager.RegisterStartupScript(this, GetType(), "ClientScript", "<script>" + sbScript.ToString() + "</script>", true);
}
protected void Button1_Click(object sender, EventArgs e)
{
if (cbDate.Checked)
{
Label1.Text = DateTime.Now.ToString("MM/dd/yyyy hh:mm:ss");
Label2.Text = DateTime.Now.ToString("MM/dd/yyyy hh:mm:ss");
}
else
{
Label1.Text = DateTime.Now.ToLongTimeString();
Label2.Text = DateTime.Now.ToLongTimeString();
}
}
protected void Button2_Click(object sender, EventArgs e)
{
if (cbDate.Checked)
{
Label1.Text = DateTime.Now.ToString("MM/dd/yyyy hh:mm:ss");
}
else
{
Label1.Text = DateTime.Now.ToLongTimeString();
}
}
protected void cbDate_CheckedChanged(object sender, EventArgs e)
{
cbDate.Font.Bold = cbDate.Checked;
}
protected void ddlColor_SelectedIndexChanged(object sender, EventArgs e)
{
Color c = Color.FromName(ddlColor.SelectedValue);
Label2.ForeColor = c;
}
}