Page.CreateHtmlTextWriter(TextWriter) Page.CreateHtmlTextWriter(TextWriter) Page.CreateHtmlTextWriter(TextWriter) Page.CreateHtmlTextWriter(TextWriter) Method

Definición

Crea un objeto HtmlTextWriter para representar el contenido de la página.Creates an HtmlTextWriter object to render the page's content.

protected public:
 virtual System::Web::UI::HtmlTextWriter ^ CreateHtmlTextWriter(System::IO::TextWriter ^ tw);
protected internal virtual System.Web.UI.HtmlTextWriter CreateHtmlTextWriter (System.IO.TextWriter tw);
abstract member CreateHtmlTextWriter : System.IO.TextWriter -> System.Web.UI.HtmlTextWriter
override this.CreateHtmlTextWriter : System.IO.TextWriter -> System.Web.UI.HtmlTextWriter
Protected Friend Overridable Function CreateHtmlTextWriter (tw As TextWriter) As HtmlTextWriter

Parámetros

tw
TextWriter TextWriter TextWriter TextWriter

El objeto TextWriter utilizado para crear el objeto HtmlTextWriter.The TextWriter used to create the HtmlTextWriter.

Devoluciones

Ejemplos

En el ejemplo de código siguiente CreateHtmlTextWriter se usa el método para crear una instancia HtmlTextWriter de un MyHtmlTextWriterobjeto personalizado denominado.The following code example uses the CreateHtmlTextWriter method to create an instance of a custom HtmlTextWriter object named MyHtmlTextWriter. El CreateHtmlTextWriter método se reemplaza en la MyPage clase, que se deriva de, Pagede modo que MyHtmlTextWriter representa los controles de servidor de ASP.net cuando se solicita la página.The CreateHtmlTextWriter method is overridden in the MyPage class, which is derived from Page, so that MyHtmlTextWriter renders ASP.NET server controls when the page is requested. Tenga en cuenta que en este ejemplo TextWriter se evitará el comportamiento del adaptador.Note that this example will prevent adapter TextWriter behavior.

namespace WebPage
{
   using System;
   using System.IO;
   using System.Web.UI;

   public class MyPage : Page
   {
      public MyPage():base()
      {
      }

      [System.Security.Permissions.PermissionSet(System.Security.Permissions.SecurityAction.Demand, Name="FullTrust")] 
      protected override HtmlTextWriter CreateHtmlTextWriter(TextWriter writer)
      {
         return new MyHtmlTextWriter(writer);
      }

      [System.Security.Permissions.PermissionSet(System.Security.Permissions.SecurityAction.Demand, Name="FullTrust")] 
      protected override void Render(HtmlTextWriter writer)
      {         
         // Write a Font control.
         writer.AddAttribute("color", "red");
         writer.AddAttribute("size", "6pt");
         writer.RenderBeginTag(HtmlTextWriterTag.Font);
         writer.Write("<br>" + "The time on the server:<br> " + System.DateTime.Now.ToLongTimeString());
         writer.RenderEndTag();
      }
   }

   public class MyHtmlTextWriter : HtmlTextWriter
   {
      public MyHtmlTextWriter(TextWriter writer):base(writer)
      {
         writer.Write("<font color=blue> 'MyHtmlTextWriter' is used for rendering.</font>");
      }
   }

}

Imports System
Imports System.IO
Imports System.Web.UI

Namespace WebPage

	
   Public Class MyPage
      Inherits Page
      
      Public Sub New()
         MyBase.New()
      End Sub 'New

      <System.Security.Permissions.PermissionSetAttribute(System.Security.Permissions.SecurityAction.Demand, Name:="FullTrust")> _
      Protected Overrides Function CreateHtmlTextWriter(ByVal writer As TextWriter) As HtmlTextWriter
         Return New MyHtmlTextWriter(writer)
      End Function 'CreateHtmlTextWriter

      <System.Security.Permissions.PermissionSetAttribute(System.Security.Permissions.SecurityAction.Demand, Name:="FullTrust")> _
      Protected Overrides Sub Render(ByVal writer As HtmlTextWriter)
         ' Writes a Font control.
         writer.AddAttribute("color", "red")
         writer.AddAttribute("size", "6pt")
         writer.RenderBeginTag(HtmlTextWriterTag.Font)
         writer.Write(("<br>" + "The time on the server:<br> " + System.DateTime.Now.ToLongTimeString()))
         writer.RenderEndTag()
      End Sub 'Render
   End Class 'MyPage
	

   Public Class MyHtmlTextWriter
      Inherits HtmlTextWriter
      
      Public Sub New(writer As TextWriter)
         MyBase.New(writer)
         writer.Write("<font color=blue> 'MyHtmlTextWriter' is used for rendering.</font>")
      End Sub 'New
   End Class 'MyHtmlTextWriter
End Namespace 'WebPage

Comentarios

El CreateHtmlTextWriter Browser método TextWriter crea aRequest través de la propiedad del objeto asociado a la solicitud de página.The CreateHtmlTextWriter method creates a TextWriter through the Browser property of the Request object associated with the page request. Puede Agregar una referencia a un HtmlTextWriter en la browserCaps sección de configuración.You can add a reference to an HtmlTextWriter in the browserCaps configuration section. Invalide el CreateHtmlTextWriter método para realizar una búsqueda personalizada.Override the CreateHtmlTextWriter method to perform custom lookup.

Se aplica a

Consulte también: