Wednesday, May 8, 2013

Sample code fo paging in gridview in asp.net

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Here we describe paging in grid view with example :

Sample code as below
Default.aspx
<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_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:GridView ID="gvboolywood" runat="server" Width="100%" ShowHeader="false" AllowPaging="true" OnPageIndexChanging="dopage"  AutoGenerateColumns="false" GridLines="None">
         <RowStyle BorderStyle="Dotted" BorderWidth="1px"/>
         <Columns>
         <asp:TemplateField>
         <ItemStyle CssClass="bordercss"/>
         <ItemTemplate>
         <a title='<%#Eval("Title") %>'  href=<%#getLink(Eval("postID").ToString())%>>
                <%#Eval("Title") %>
                </a>
         </ItemTemplate>
         </asp:TemplateField>
         </Columns>
         <PagerSettings Mode="Numeric" FirstPageText="Home" NextPageText="Next"/>
         <PagerStyle BackColor="Control"/>
         </asp:GridView>
    </div>
    </form>
</body>
</html>

Default.aspx.cs
using System;
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.Data.SqlClient;
public partial class _Default : System.Web.UI.Page
{
    SqlConnection con=new SqlConnection(ConfigurationManager.ConnectionStrings["connection"].ConnectionString);
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            showBoolywood();
        }
    }
    public void showBoolywood()
    {
        string query = "select PostID,Title from posts";
        SqlCommand cmd = new SqlCommand(query, con);
        SqlDataAdapter ad = new SqlDataAdapter(cmd);
       
        DataSet dS = new DataSet();
        ad.Fill(dS);
        if (dS != null && dS.Tables.Count > 0)
        {
            //rpPosts.DataSource = dS;
            //rpPosts.DataBind();
            if (dS.Tables.Count > 0)
            {
                gvboolywood.DataSource = dS.Tables[0];
                gvboolywood.DataBind();
            }
        }
       
    }
    protected void dopage(object sender, GridViewPageEventArgs e)
    {
        if (e.NewPageIndex > 0 && e.NewPageIndex < gvboolywood.PageCount)
        {
            gvboolywood.PageIndex = e.NewPageIndex;
        }
        else
        {
            gvboolywood.PageIndex = e.NewPageIndex;
        }
        showBoolywood();
    }
    public static string getLink(string str)
    {
        return "Songs.aspx?MID=" + str;
    }
}

Source code download : Source code download
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