Hi,

I've a radgrid.I need to have 2 columns one is a datacolumnand other one is a  griddropdown column.
Can i use a datatable, datarow method to populate the grid and update it.

I need griddriopdown column as second column ????

The first column is a datacolumn  If i first declare datacolumn in .cs and then
 in .ascx , under columns i create a griddropdown column, the griddrop down column is appearing as first column
but i need griddrop down column to appear as second column and my datacolumn as first column??
how is it possible.

Even if i have 1 datacolumn and 1 griddropdown column, cani use a datatable to populte data for them??
 can you help me with code

@ Page Language="C#" AutoEventWireup="true" CodeFile="radComboBoxWMDY.aspx.cs" Inherits="radComboBoxWMDY" %>  

<%

@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %>

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 runat="server">

<title></title>

</

head> 

<

body>

<form id="form1" runat="server">

<div>

<asp:ScriptManager ID="ScriptManager1" runat="server">

</asp:ScriptManager>

Year:

<telerik:RadComboBox ID="rcbYear" runat="server" onselectedindexchanged="rcbYear_SelectedIndexChanged"

OnClientSelectedIndexChanging="LoadMonth"  onitemsrequested="rcbYear_ItemsRequested"> </telerik:RadComboBox>

Month:

<telerik:RadComboBox ID="rcbMonth" runat="server" onselectedindexchanged="rcbMonth_SelectedIndexChanged" OnClientSelectedIndexChanging="LoadDay" OnClientItemsRequested="ItemsLoaded" onitemsrequested="rcbMonth_ItemsRequested">

</telerik:RadComboBox>

Day:

<telerik:RadComboBox ID="rcbDay" runat="server" OnClientItemsRequested="ItemsLoaded" onitemsrequested="rcbDay_ItemsRequested" onselectedindexchanged="rcbDay_SelectedIndexChanged" >

</telerik:RadComboBox>

<asp:Button ID="Button1" runat="server" Text="Button" onclick="Button1_Click" />

<asp:Label ID="Label1" runat="server"></asp:Label>

</div>

</form>  

<script type="text/javascript">

//global variables for the countries and cities comboboxes

var

rcbMonth;  

var rcbYear;

function pageLoad()

{

// initialize the global variables

// in this event all client objects

// are already created and initialized

"<%= rcbMonth.ClientID %>");  

rcbDay = $find(

"<%= rcbDay.ClientID %>");

 rcbYear = $find(

"<%= rcbYear.ClientID %>");

}

LoadMonth(combo, eventArqs)

 {

var item = eventArqs.get_item();

 rcbMonth.set_text(

"Loading...");

 rcbDay.clearSelection(); 

// if a continent is selected  

if (item.get_index() > 0)  

{ 

// this will fire the ItemsRequested event of the

// countries combobox passing the continentID as a parameter  

false);

}

else

// the -Select a continent- item was chosen

" ");  

rcbMonth.clearItems();

rcbDay.set_text(

" ");

 rcbDay.clearItems();

}

}

LoadDay(combo, eventArqs)  

{  

var item = eventArqs.get_item();  

//rcbDate.set_text("Loading...");  

// this will fire the ItemsRequested event of the

// cities combobox passing the countryID as a parameter

false);  

}

ItemsLoaded(combo, eventArqs)

{

if (combo.get_items().get_count() > 0)  

{

// pre-select the first item  

//combo.showDropDown();  

</script>

</

body>

 </

html>

the code behind:

using

System;

using System.Collections.Generic;

using System.Linq;
using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Data;

using System.Configuration;

using System.Collections;

using System.Web.Security;  

using System.Web.UI.HtmlControls;  

partial class radComboBoxWMDY : System.Web.UI.Page

DateTime tnow = DateTime.Now;

int year, month,i , day;

protected void Page_Load(object sender, EventArgs e)  

{

if (!this.IsPostBack)  

{

LoadYear();

} 

}

private bool CheckLeap(int year)  

{

if ((year % 4 == 0) && (year % 100 != 0) || (year % 400 == 0))  

return true;  

else return false;  

}

//binding every month day  

private void BindDays(int year, int month)

{

int i;

ArrayList AlDay = new ArrayList();   

switch (month)

{

case 1:

case 3:

case 5:

case 7:

case 8:

case 10:  

case 12:

for (i = 1; i <= 31; i++)

AlDay.Add(i);

break;

case 2:

if (CheckLeap(year)) 

{

for (i = 1; i <= 29; i++)

AlDay.Add(i);

} 

else

for (i = 1; i <= 28; i++)

AlDay.Add(i);

}

break;   

case 4:

case 6:  

case 9:  

case 11:  

for (i = 1; i <= 30; i++)  

AlDay.Add(i); 

break;  

}

rcbDay.DataSource = AlDay;

rcbDay.DataBind();

}
 

protected void LoadYear()  

{ 

ArrayList AlYear = new ArrayList();  

for (i = 2002; i <= 2010; i++)

AlYear.Add(i);

rcbYear.DataSource = AlYear;

rcbYear.DataBind(); 

}

protected void LoadMonth(int year)

{

ArrayList AlMonth = new ArrayList();

for (i = 1; i <= 12; i++)

 AlMonth.Add(i);

rcbMonth.DataSource = AlMonth;

rcbMonth.DataBind();

}

protected void rcbYear_SelectedIndexChanged(object o, Telerik.Web.UI.RadComboBoxSelectedIndexChangedEventArgs e)

{

year =

Int32.Parse(rcbYear.SelectedValue);

//month = Int32.Parse(rcbMonth.SelectedValue);

//BindDays(year, month);

protected void rcbMonth_SelectedIndexChanged(object o, Telerik.Web.UI.RadComboBoxSelectedIndexChangedEventArgs e)

{

year =

Int32.Parse(rcbYear.SelectedValue);

month =

Int32.Parse(rcbMonth.SelectedValue);

//BindDays(year, month);

protected void rcbYear_ItemsRequested(object o, Telerik.Web.UI.RadComboBoxItemsRequestedEventArgs e)

{

LoadYear();

}

protected void rcbMonth_ItemsRequested(object o, Telerik.Web.UI.RadComboBoxItemsRequestedEventArgs e)

{

LoadMonth(

Int32.Parse(e.Text));

}

protected void rcbDay_ItemsRequested(object o, Telerik.Web.UI.RadComboBoxItemsRequestedEventArgs e)

{

BindDays(year,

Int32.Parse(e.Text));

}

protected void Button1_Click(object sender, EventArgs e)

{ 

string s = string.Format("{0}, {1}, {2}", year, month, day);  

Label1.Text = s;

}

protected void rcbDay_SelectedIndexChanged(object o, RadComboBoxSelectedIndexChangedEventArgs e)

{

day =

Int32.Parse(rcbDay.SelectedValue);

}

}

hope i can get the respond from u all faster!!!thank you!!!

best regards:

sk