gridview related question

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C#

ASP.NET

In gridview i have 4 radio buttons in each row,each row i want to select only one radio button this is possible by using asp:radio button by groupname in html it being meaning less,but when i select the radio button in each row it has to contain a value after clicking the button i want to appear that all values which are having radio buttons....pls solve my problem thank u in adv.....kishore

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this is my design and code..

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Data;
using System.Text;
public partial class GetBOM : System.Web.UI.Page
{
    SqlConnection con = new SqlConnection("server= RND3-12\\MSSQLEXPDB; User id=sa;password=prayoglabs@123; database=IMS");
    string sv1,sv2,sv3,sv4;
    public static int count = 0;
    public static int GEtId()
    {
        count++;
        return count;
    }
    protected void Page_Load(object sender, EventArgs e)
    {
        string s = "select B.item_id, B.item_quantity,I.Item_Id,I.Item_Description,I.Item_Make_Id,I.Item_Price1,I.Item_Price2,I.Item_Price3,I.Item_Price4,M.make_id,M.make_Name  from BomDetails B, ItemDetails I,Make M where B.Item_id=I.Item_Id and I.Item_Make_Id=M.make_id ";
        SqlDataAdapter da = new SqlDataAdapter(s, con);
        DataSet ds = new DataSet();
        da.Fill(ds, "ItemDetails");
        //gv1.Dispose();
        gv1.DataSource = ds.Tables[0];
        string k=ds.Tables[0].Rows[0][0].ToString();
        gv1.DataBind();
        //gv1.Dispose();
        if (Page.IsPostBack == false)
        {
            count = 0;
        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < gv1.Rows.Count; i++)
        {
            GridViewRow r = gv1.Rows[i];
            //bool ischecked = ((RadioButton)r.FindControl("rb1")).Checked;
            bool ischecked = ((CheckBox)r.FindControl("chk1")).Checked;
            bool schecked = ((CheckBox)r.FindControl("chk2")).Checked;
            if (schecked)
            {
                sb.Append(gv1.Rows[i].Cells[3].Text);
            }
        }
        TextBox1.Text=sb.ToString();
            //sv1 = Request.Form["rd1"];
            //TextBox1.Text=sv1;
            //sv2 = Request.Form["rd2"];
            //TextBox2.Text = sv2;
            //  GridViewRow r = gv1.FooterRow;
        foreach (GridViewRow row in gv1.Rows)
         {
         CheckBox chk = (CheckBox)row.FindControl("chk1");
            //RadioButton rdb1 = (RadioButton)row.FindControl("rb1");
            //RadioButton rdb2 = (RadioButton)row.FindControl("rb2");
            //RadioButton rdb3 = (RadioButton)row.FindControl("rb3");
            //RadioButton rdb4 = (RadioButton)row.FindControl("rb4");
           if (chk.Checked)
           {
             TextBox2.Text = "kk";
           }
            //if (rdb1.Checked)
            //{
            //   TextBox1.Text  = rdb1.Checked.ToString();
            //}
            //if (rdb2.Checked)
            //{
            //    TextBox2.Text = rdb2.Checked.ToString();
            //}
            //if (rdb3.Checked)
            //{
            //    TextBox3.Text = rdb3.Checked.ToString();
            //}
            // if (rdb4.Checked)
            //{
            //    TextBox3.Text = rdb4.Checked.ToString();
            //}
        //}
        //for (int i = 0; i < gv1.Rows.Count; i++)
        //{
        //    RadioButton rb = (RadioButton)gv1.FindControl("rd1");
        //    if (rb.Checked)
        //    {
        //        GridViewRow row = (GridViewRow)rb.Parent.Parent;
        //        TextBox1.Text=gv1.Rows[0][
        //    }
       }
    }
    public string getQnt()
    {
        string qnt = Request.QueryString["qnt"].ToString();
        return qnt;
    }
    //protected void gv1_RowEditing(object sender, GridViewEditEventArgs e)
    //{
    //    for (int i = 0; i < gv1.Rows.Count; i++)
    //    {
    //        RadioButton rb =(RadioButton)gv1.FindControl("rd1");
    //        if (rb.Checked)
    //        {
    //          GridViewRow row =(GridViewRow)rb.Parent.Parent;
    //        }
    //    }
    //}
}

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

<!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">
<script type="text/javascript">
    function rchk() {
        var id = document.getElementsByName("rd2").value;
        return id;
    }
</script>
    <title></title>

</head>
<body>
    <form id="form1" runat="server">
    <div>
     <table cellpadding="4" cellspacing="4">
       <asp:GridView ID="gv1" runat="server" AutoGenerateColumns="False" >
        <Columns>
        <asp:TemplateField>
        <HeaderTemplate>
        <th align="center" rowspan="2">Item Description</th>
        <th align="center" colspan="2">Quantity Per</th>
        <th align="center" colspan="3">Make1</th>
        <th align="center" colspan="3">Make2</th>
        <th align="center" colspan="3">Make3</th>
        <th align="center" colspan="3">Make4</th>
        <tr>
        <th>Sno</th>
         <th align="center">Req Qnt</th>
        <th align="center">Prod Qnt</th>
        <th align="center">If YES</th>
        <th align="center">Make</th>
        <th align="center">P/U</th>
        <th align="center">If YES</th>
        <th align="center">Make</th>
        <th align="center">P/U</th>
        <th align="center">If YES</th>
        <th align="center">Make</th>
        <th align="center">P/U</th>
        <th align="center">If YES</th>
        <th align="center">Make</th>
        <th align="center">P/U</th>
        </tr>

        </HeaderTemplate>

         <ItemTemplate>
         <%#GEtId() %>
         <td><%#Eval("Item_Description")%></td>
         <td><%#Eval("item_quantity")%></td>
         <td><%# getQnt() %></td>

        <td><asp:RadioButton  ID="rb1" GroupName="g1" runat="server" ></asp:RadioButton>
        <asp:CheckBox ID="chk1" runat="server"  />
        <%--<input name="rd1" type="radio" value='<%#Eval("Item_Price1")%>' />--%>
        </td>
        <td><%#Eval("make_Name")%></td>
        <td><%#Eval("Item_Price1")%></td>


        <td><asp:CheckBox ID="chk2" runat="server"  />
        <%--<input name="rd2" value='<%#Eval("Item_Price1")%>' type="radio"  onclick="rchk()"  />--%>
        <asp:RadioButton  ID="rb2" GroupName="g1" runat="server" ></asp:RadioButton></td>
        <td><%#Eval("make_Name")%></td>
        <td><%#Eval("Item_Price2")%></td>


        <td><%--<input name="rd3" type="radio" value='<%#Eval("Item_Price1")%>' />--%>
        <asp:CheckBox ID="chk3" runat="server"  />
        <asp:RadioButton  ID="rb3" GroupName="g1" runat="server" ></asp:RadioButton></td>
        <td><%#Eval("make_Name")%></td>
        <td><%#Eval("Item_Price3")%></td>


        <td><%--<input name="rd4" type="radio" value='<%#Eval("Item_Price1")%>' />--%>
        <asp:CheckBox ID="chk4" runat="server"  />
        <asp:RadioButton  ID="rb4" GroupName="g1" runat="server" ></asp:RadioButton></td>
        <td><%#Eval("make_Name")%></td>
        <td><%#Eval("Item_Price4")%></td>


       </ItemTemplate>
       </asp:TemplateField>
        </Columns>
        </asp:GridView>
           </table>
         </div>
         <p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
             <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
             <asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
             <asp:TextBox ID="TextBox3" runat="server"></asp:TextBox>
             <asp:TextBox ID="TextBox4" runat="server"></asp:TextBox>
             <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
        <asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="Button"  />
    </p>
         </form>
        </body>
        </html>