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                                How to implement a custom Column Customization window

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                                This example demonstrates how to implement a popup control with column names and check boxes next to them. When checking or unchecking check boxes, the corresponding columns in the ASPxGridView are displayed or hidden.

                                See Also:
                                How to manage ASPxGridView column visibility on the client.

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                                Select file
                                • Default.aspx
                                • GridViewControlPanel.ascx
                                • GridViewControlPanel.ascx.cs
                                Select language
                                • C#
                                • VB.NET
                                Select version
                                • v2009 vol 3.2 - v2012 vol 2.8
                                <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<%@ Register Assembly="DevExpress.Web.ASPxGridView.v9.3, Version=9.3.2.0, Culture=neutral, PublicKeyToken=b88d1754d700e49a"
    Namespace="DevExpress.Web.ASPxGridView" TagPrefix="dx" %>
<%@ Register Src="~/GridViewControlPanel.ascx" TagPrefix="cp" TagName="GridViewControlPanel" %>
<!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>How to implement a custom Column Customization window</title>
</head>
<body>
    <form id="mainForm" runat="server">
    <div>
        <cp:GridViewControlPanel ID="cp1" runat="server" HeaderText="Grid View Control Panel"
            LinkText="Show Grid View Control Panel" GridID="ASPxGridViewDemo" />
        <br />
        <dx:ASPxGridView ID="ASPxGridViewDemo" runat="server" AutoGenerateColumns="False"
            DataSourceID="AccessDataSourceDemo" KeyFieldName="EmployeeID">
            <Columns>
                <dx:GridViewDataTextColumn FieldName="EmployeeID" ReadOnly="True" VisibleIndex="0">
                    <EditFormSettings Visible="False" />
                </dx:GridViewDataTextColumn>
                <dx:GridViewDataTextColumn FieldName="LastName" VisibleIndex="1">
                </dx:GridViewDataTextColumn>
                <dx:GridViewDataTextColumn FieldName="FirstName" VisibleIndex="2">
                </dx:GridViewDataTextColumn>
                <dx:GridViewDataTextColumn FieldName="Title" VisibleIndex="3">
                </dx:GridViewDataTextColumn>
                <dx:GridViewDataTextColumn FieldName="Country" VisibleIndex="4">
                </dx:GridViewDataTextColumn>
                <dx:GridViewDataTextColumn FieldName="HomePhone" VisibleIndex="5">
                </dx:GridViewDataTextColumn>
            </Columns>
        </dx:ASPxGridView>
    </div>
    <asp:AccessDataSource ID="AccessDataSourceDemo" runat="server" DataFile="~/App_Data/nwind.mdb"
        SelectCommand="SELECT [EmployeeID], [LastName], [FirstName], [Title], [Country], [HomePhone] FROM [Employees]">
    </asp:AccessDataSource>
    </form>
</body>
</html>