PageIndex Changing Event In GridView In Asp.Net
Here we are binding a GridView in Asp.Net.
Points Of Remember:
1. Set GridView's AllowPaging Propery to True.
1. Fire GridView's PageIndexChanging event.
2. Add namespace System.Data and System.Data.SqlClient in your C# page.
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Pagination in GridView in Asp.Net</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="false"
AllowPaging="True" CellPadding="4"
OnPageIndexChanging="GridView1_PageIndexChanging" PageSize="10" Width="600px">
<Columns>
<asp:BoundField DataField="Name"
HeaderText="Name" />
<asp:BoundField DataField="Branch"
HeaderText="Branch" />
<asp:BoundField DataField="City"
HeaderText="City" />
</Columns>
<HeaderStyle BackColor="#5D7B9D"
Font-Bold="True" ForeColor="White" />
<RowStyle BackColor="#F7F6F3"
ForeColor="#333333" />
</asp:GridView>
</div>
</form>
</body>
</html>
C# Codes :
using System.Data;
using System.Data.SqlClient;
public partial class GridView_PageIndexChanging : System.Web.UI.Page
{
// sql connection
SqlConnection con = new SqlConnection( @"Data Source=JITESH-PC\SQL;Initial
Catalog=db_Student;Integrated Security=True");
protected void Page_Load(object sender,
EventArgs e)
{
if (!IsPostBack)
{
BindGridView();
}
}
//method for binding GridView
protected void BindGridView()
{
DataTable dt = new DataTable();
SqlDataAdapter da = new SqlDataAdapter(
"Select
ID, Name,Branch,City from tbl_student"
, con);
con.Open();
da.Fill(dt);
con.Close();
if (dt.Rows.Count > 0)
{
GridView1.DataSource = dt;
GridView1.DataBind();
}
}
// gridview pageindex changing event
protected void GridView1_PageIndexChanging(object sender,
GridViewPageEventArgs e)
{
GridView1.PageIndex = e.NewPageIndex;
BindGridView();
}
}