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DataGrid.CreateControlStyle Method

Creates new control style.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

protected override Style CreateControlStyle()

Return Value

Type: System.Web.UI.WebControls.Style
A Style the represents the new style.

The following code example demonstrates how to override the CreateControlStyle method in a custom server control so that it always displays the GridLines with no CellSpacing in the DataGrid.

<%@ Page language="c#" %>
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.CS.Controls" Assembly="Samples.AspNet.CS" %>
<!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>
    <title>Custom DataGrid - CreateControlStyle - C# Example</title>
  </head>
  <body>
    <form id="Form1" method="post" runat="server">
      <h3>Custom DataGrid - CreateControlStyle - C# Example</h3>
      <aspSample:CustomDataGridCreateControlStyle id="Datagrid1" runat="server" AutoGenerateColumns="False">
        <Columns>
          <asp:HyperLinkColumn Text="www.microsoft.com" Target="_blank" HeaderText="HyperLinks" NavigateUrl="http://www.microsoft.com" />
        </Columns>
      </aspSample:CustomDataGridCreateControlStyle>
    </form>
  </body>
</html>


...


using System.Web;
using System.Security.Permissions;
namespace Samples.AspNet.CS.Controls
{
    [AspNetHostingPermission(SecurityAction.Demand, Level = AspNetHostingPermissionLevel.Minimal)]
    public sealed class CustomDataGridCreateControlStyle : System.Web.UI.WebControls.DataGrid
    {
        protected override System.Web.UI.WebControls.Style CreateControlStyle()
        {
            // Create a new TableStyle instance based on ViewState values.
            System.Web.UI.WebControls.TableStyle style = new System.Web.UI.WebControls.TableStyle(ViewState);

            // Show the GridLines with no CellSpacing.
            style.GridLines = System.Web.UI.WebControls.GridLines.Both;
            style.CellSpacing = 0;

            // Return the Style 
            return style;
        }
    }
}

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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