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DataList link clicked related data in gridview

Posted By:satyapriyanayak       Posted Date: November 14, 2013    Points: 25    Category: ASP.NET Controls    URL: http://www.dotnetspark.com  

We will know when DataList link items are clicked related data will be displayed in the gridview.
 

Default.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="DataList_link_data_gridview._Default" %>

<!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>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <asp:DataList id="DataList1"  DataKeyField="sid"
runat="server" Font-Bold="True" onitemcommand="DataList1_ItemCommand">
        <FooterStyle BackColor="#FFCC00" ForeColor="#FF3300" />
        <EditItemStyle BackColor="#FF8080" />
        <AlternatingItemStyle BackColor="#FFFF99" />
<HeaderTemplate>
Student Id
</HeaderTemplate>
<ItemTemplate>
<asp:LinkButton ID="l1" text='<%#Eval("sid")%>' Runat="server">
</asp:LinkButton>
</ItemTemplate>
        <HeaderStyle BackColor="#FF9933" />
<FooterTemplate>
Completed
</FooterTemplate>
</asp:DataList>
    </div>
    </form>
</body>
</html>

Default.aspx.cs

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
namespace DataList_link_data_gridview
{
    public partial class _Default : System.Web.UI.Page
    {
        string strConnString = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
        string str;
        SqlCommand com;
        SqlDataAdapter sqlda;
        DataSet ds;

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                binddatalist();
            }
        }
        private void binddatalist()
        {
            SqlConnection con = new SqlConnection(strConnString);
            con.Open();
            str = "select * from student";
            com = new SqlCommand(str, con);
            sqlda = new SqlDataAdapter(com);
            ds = new DataSet();
            sqlda.Fill(ds, "student");
            DataList1.DataMember = "student";
            DataList1.DataSource = ds;
            DataList1.DataBind();
            con.Close();
        }

        protected void DataList1_ItemCommand(object source, DataListCommandEventArgs e)
        {
            
        string s = DataList1.DataKeys[e.Item.ItemIndex].ToString();
        Response.Redirect(String.Format("Default2.aspx?id={0}", s));
        }
    }
}



Default2.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default2.aspx.cs" Inherits="DataList_link_data_gridview.Default2" %>

<!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>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <asp:GridView ID="GridView1" BackColor="#FF9999" runat="server">
    <HeaderStyle BackColor="#FFCC99" />
    </asp:GridView>
    </div>
    </form>
</body>
</html>



Default2.aspx.cs


using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
namespace DataList_link_data_gridview
{
    public partial class Default2 : System.Web.UI.Page
    {
        string strConnString = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
        string str;
        SqlCommand com;
        SqlDataAdapter sqlda;
        DataSet ds;

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
            SqlConnection con = new SqlConnection(strConnString);
            con.Open();
            str = "select * from student where sid='" + Request.QueryString["id"] + "'";
            com = new SqlCommand(str, con);
            sqlda = new SqlDataAdapter(com);
            ds = new DataSet();
            ds.Clear();
            ds.Reset();
            sqlda.Fill(ds, "student");
            GridView1.DataMember = "student";
            GridView1.DataSource = ds;
            GridView1.DataBind();
            con.Close();
            }
           
        }
      
    }
}



     

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