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<%@ Page Title="" Language="C#" MasterPageFile="~/MasterPage.master" AutoEventWireup="true" CodeFile="OutlookGrouping.aspx.cs" Inherits="C1GridView_OutlookGrouping" %>

<%@ Register Assembly="C1.Web.UI.Controls.2" Namespace="C1.Web.UI.Controls.C1GridView" TagPrefix="C1GridView" %>
<asp:Content ID="Content1" ContentPlaceHolderID="DescriptionPlaceHolder1" runat="Server">
    Easily group, sort, filter, resize, and reorder columns at run time all through simple Microsoft Outlook-style drag-and-drop interaction.
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
    <br />
    <asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode="Conditional">
        <ContentTemplate>
            <C1GridView:C1GridView ID="C1GridView1" runat="server" DataSourceID="SqlDataSource1" VisualStylePath="~/C1WebControls/VisualStyles" VisualStyle="Office2007Blue" AllowPaging="true" PageSize="20" AllowColMoving="true" AllowGrouping="true" AutoGenerateColumns="false" UseEmbeddedVisualStyles="True" GroupIndent="15px" Width="100%">
                <PagerSettings Position="Bottom" Mode="NextPreviousFirstLast" />
                <RowHeader Visible="True">
                </RowHeader>
                <Columns>
                    <C1GridView:C1BoundField HeaderText="Order ID" DataField="OrderID">
                    </C1GridView:C1BoundField>
                    <C1GridView:C1BoundField HeaderText="Customer ID" DataField="CustomerID">
                    </C1GridView:C1BoundField>
                    <C1GridView:C1BoundField HeaderText="Employee ID" DataField="EmployeeID">
                    </C1GridView:C1BoundField>
                    <C1GridView:C1BoundField HeaderText="Ship city" DataField="ShipCity">
                    </C1GridView:C1BoundField>
                    <C1GridView:C1BoundField HeaderText="Ship country" DataField="ShipCountry">
                    </C1GridView:C1BoundField>
                    <C1GridView:C1BoundField HeaderText="Ship region" DataField="ShipRegion">
                    </C1GridView:C1BoundField>
                    <C1GridView:C1BoundField HeaderText="Ship via" DataField="ShipVia">
                    </C1GridView:C1BoundField>
                </Columns>
            </C1GridView:C1GridView>
        </ContentTemplate>
    </asp:UpdatePanel>
    <asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=|DataDirectory|\C1GridViewDemo.mdb;Persist Security Info=True" ProviderName="System.Data.OleDb" SelectCommand="SELECT TOP 100 CustomerID, EmployeeID, OrderID, ShipCity, ShipCountry, ShipRegion, ShipVia FROM Orders ORDER BY ShipCountry, CustomerID"></asp:SqlDataSource>
</asp:Content>
<asp:Content ID="Content3" ContentPlaceHolderID="ControlOptionsHolder1" runat="Server">
    <asp:UpdatePanel ID="UpdatePanel2" runat="server">
        <ContentTemplate>
            <asp:CheckBox ID="CheckBox1" runat="server" AutoPostBack="true" Text="Allow Paging" Checked="true" OnCheckedChanged="CheckBox1_CheckedChanged" />
        </ContentTemplate>
    </asp:UpdatePanel>
</asp:Content>

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using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class C1GridView_OutlookGrouping : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void CheckBox1_CheckedChanged(object sender, EventArgs e)
    {
        C1GridView1.AllowPaging = CheckBox1.Checked;
        UpdatePanel1.Update();
    }
}