PopUp Calendar - CodeProject

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Introduction

This is Vivek's Popup Calendar using ASP.NET, Jscript and C#. The popup calendar I have developed using Microsoft technology is more simple to use and easy to integrate with your .NET web application. Software requirements to run this program:

.NET Framework
IIS Web Server
Internet Explorer

How to run this program:

First, create a virtual directory in your web server for this program with your desired name.
Include all the files in the folder PopUpByVivek into your virtual directory.
Next right click on the file TestSreen.aspx and click browse.

Important Code Parts of the Application

C# Code

private void CalVivek_SelectionChanged(object sender, System.EventArgs e)
{
    if (Request.QueryString["textbox"] != "")
    {
        string strScript = "<SCRIPT>window.opener.document.forms(0)." + 
            Request.QueryString["textbox"].ToString() + ".value = '";
        strScript += CalVivek.SelectedDate.ToString("MM/dd/yyyy");
        strScript += "';self.close()";
        strScript += "</" + "script>";
        RegisterClientScriptBlock("Calendar_ChangeDate", strScript);
    }
}

Jscript Code

var popUp; 

function OpenCalendar(idname, postBack) 
{ 
    popUp = window.open('Calendar.aspx?formname=' + 
        document.forms[0].name + 
        '&id=' + idname + '&selected=' + 
        document.forms[0].elements[idname].value + 
        '&postBack=' + postBack, 'popupcal', 
        'width=165,height=208,left=200,top=250'); 
}

function SetDate(formName, id, newDate, postBack) 
{ 
    eval('var theform = document.' + formName + ';'); 
    popUp.close(); 
    theform.elements[id].value = newDate; 
    if (postBack) __doPostBack(id,''); 
}