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WebControl.ApplyStyle Method

Copies any nonblank elements of the specified style to the Web control, overwriting any existing style elements of the control. This method is primarily used by control developers.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)
public void ApplyStyle(
	Style s
)

Parameters

s
Type: System.Web.UI.WebControls.Style

A Style that represents the style to be copied.

The following example demonstrates how to use the ApplyStyle method to apply a style to a DataGrid control.

NoteNote:

The following code sample uses the single-file code model and may not work correctly if copied directly into a code-behind file. This code sample must be copied into an empty text file that has an .aspx extension. For more information on the Web Forms code model, see ASP.NET Web Page Code Model.

<%@ Page Language="C#" AutoEventWireup="True" %>

<%@ Import Namespace="System.Data" %>

<!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" >
   <script runat="server">

      ICollection CreateDataSource() 
      {
         DataTable dt = new DataTable();
         DataRow dr;

         dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
         dt.Columns.Add(new DataColumn("StringValue", typeof(string)));
         dt.Columns.Add(new DataColumn("CurrencyValue", typeof(double)));

         for (int i = 0; i < 9; i++) 
         {
            dr = dt.NewRow();

            dr[0] = i;
            dr[1] = "Item " + i.ToString();
            dr[2] = 1.23 * (i + 1);

            dt.Rows.Add(dr);
         }

         DataView dv = new DataView(dt);
         return dv;
      }

      void Page_Load(Object sender, EventArgs e) 
      {
         if (!IsPostBack) 
         {
            // Load this data only once.
            ItemsGrid.DataSource= CreateDataSource();
            ItemsGrid.DataBind();
         }
      }

      void Button_Click(Object sender, EventArgs e) 
      {
         Style myStyle = new Style();
         myStyle.ForeColor = System.Drawing.Color.Red;
         myStyle.BackColor = System.Drawing.Color.Yellow;

         ItemsGrid.ApplyStyle(myStyle);
      }

   </script>

<head runat="server">
    <title>WebControl ApplyStyle Example</title>
</head>
<body>

   <form id="form1" runat="server">

      <h3>WebControl ApplyStyle Example</h3>

      <b>Product List</b>

      <asp:DataGrid id="ItemsGrid"
           BorderColor="black"
           BorderWidth="1"
           CellPadding="3"
           AutoGenerateColumns="false"
           runat="server">

         <HeaderStyle BackColor="#00aaaa">
         </HeaderStyle>

         <Columns>

            <asp:BoundColumn
                 HeaderText="Number" 
                 DataField="IntegerValue">
            </asp:BoundColumn>

            <asp:BoundColumn
                 HeaderText="Description" 
                 DataField="StringValue">
            </asp:BoundColumn>

            <asp:BoundColumn
                 HeaderText="Price" 
                 DataField="CurrencyValue" 
                 DataFormatString="{0:c}">
            </asp:BoundColumn>

         </Columns>

      </asp:DataGrid>

      <br /><br />

      <asp:Button id="Button1" 
           Text="Apply Custom Style"
           OnClick="Button_Click"
           runat="server"/>

   </form>

</body>
</html>

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
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