DataGrid.CreateControlStyle 方法
定义
重要
一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。 对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。
创建新控件样式。
protected:
override System::Web::UI::WebControls::Style ^ CreateControlStyle();protected override System.Web.UI.WebControls.Style CreateControlStyle ();override this.CreateControlStyle : unit -> System.Web.UI.WebControls.StyleProtected Overrides Function CreateControlStyle () As Style返回
表示新样式的 Style。
示例
下面的代码示例演示了如何在自定义服务器控件中重写CreateControlStyle方法，以便始终显示GridLines其中没有CellSpacingDataGrid的方法。
<%@ 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>
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.VB.Controls" Assembly="Samples.AspNet.VB" %>
<%@ Page language="VB" %>
<!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 - VB.NET 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;
}
}
}
Imports System.Web
Imports System.Security.Permissions
Namespace Samples.AspNet.VB.Controls
<AspNetHostingPermission(SecurityAction.Demand, Level:=AspNetHostingPermissionLevel.Minimal)> _
Public NotInheritable Class CustomDataGridCreateControlStyle
Inherits System.Web.UI.WebControls.DataGrid
Protected Overrides Function CreateControlStyle() As System.Web.UI.WebControls.Style
' Create a new TableStyle instance based on ViewState values.
Dim style As 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
End Function
End Class
End Namespace