Table.RenderContents(HtmlTextWriter) Méthode

Définition

Espace de noms:
System.Web.UI.WebControls
Assembly:
System.Web.dll

Restitue les lignes du contrôle de table au writer spécifié.

protected:
 override void RenderContents(System::Web::UI::HtmlTextWriter ^ writer);
protected public:
 override void RenderContents(System::Web::UI::HtmlTextWriter ^ writer);
protected override void RenderContents(System.Web.UI.HtmlTextWriter writer);
protected internal override void RenderContents(System.Web.UI.HtmlTextWriter writer);
override this.RenderContents : System.Web.UI.HtmlTextWriter -> unit
Protected Overrides Sub RenderContents (writer As HtmlTextWriter)
Protected Friend Overrides Sub RenderContents (writer As HtmlTextWriter)

Paramètres

writer
HtmlTextWriter

Qui HtmlTextWriter représente le flux de sortie pour afficher le contenu HTML sur le client.

Exceptions

HttpException

Les sections de table ne sont pas dans l’ordre.

Exemples

L’exemple de code suivant montre comment remplacer la RenderContents méthode dans un contrôle serveur personnalisé afin qu’elle insère toujours une ligne d’en-tête pour un contrôle serveur personnalisé Table .

<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.CS.Controls" Assembly="Samples.AspNet.CS" %>
<%@ Page Language="C#" AutoEventWireup="True" %>
<!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 Table - RenderContents - C# Example</title>
    </head>
    <body>
        <form id="Form1" method="post" runat="server">
            <h3>Custom Table - RenderContents - C# Example</h3>
            
            <aspSample:CustomTableRenderContents 
              id="Table1" 
              runat="server" 
              GridLines="Both">
        <asp:TableRow>
          <asp:TableCell>Row 0, Col 0</asp:TableCell>
          <asp:TableCell>Row 0, Col 1</asp:TableCell>
        </asp:TableRow>
        <asp:TableRow>
          <asp:TableCell>Row 1, Col 0</asp:TableCell>
          <asp:TableCell>Row 1, Col 1</asp:TableCell>
        </asp:TableRow>
      </aspSample:CustomTableRenderContents>
        
        </form>
    </body>
</html>

<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.VB.Controls" Assembly="Samples.AspNet.VB" %>
<%@ Page Language="VB" AutoEventWireup="True" %>
<!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 Table - RenderContents - VB.NET Example</title>
    </head>
    <body>
        <form id="Form1" method="post" runat="server">
            <h3>Custom Table - RenderContents - VB.NET Example</h3>

            <aspSample:CustomTableRenderContents id="Table1" runat="server" GridLines="Both">
                <asp:TableRow>
                    <asp:TableCell>Row 0, Col 0</asp:TableCell>
                    <asp:TableCell>Row 0, Col 1</asp:TableCell>
                </asp:TableRow>
                <asp:TableRow>
                    <asp:TableCell>Row 1, Col 0</asp:TableCell>
                    <asp:TableCell>Row 1, Col 1</asp:TableCell>
                </asp:TableRow>
            </aspSample:CustomTableRenderContents>
        </form>
    </body>
</html>

using System.Web;
using System.Security.Permissions;

namespace Samples.AspNet.CS.Controls
{
  [AspNetHostingPermission(SecurityAction.Demand, Level=AspNetHostingPermissionLevel.Minimal)]
  public sealed class CustomTableRenderContents : System.Web.UI.WebControls.Table
  {
    protected override void RenderContents(System.Web.UI.HtmlTextWriter writer)
    {
      // Insert a header row.
      writer.RenderBeginTag(System.Web.UI.HtmlTextWriterTag.Tr);
      writer.RenderBeginTag(System.Web.UI.HtmlTextWriterTag.Th);
      writer.Write("Col 0");
      writer.RenderEndTag();
      writer.RenderBeginTag(System.Web.UI.HtmlTextWriterTag.Th);
      writer.Write("Col 1");
      writer.RenderEndTag();
      writer.RenderEndTag();

      // Call the base RenderContents method.
      base.RenderContents(writer);
    }
  }
}

Imports System.Web
Imports System.Security.Permissions

Namespace Samples.AspNet.VB.Controls
    <AspNetHostingPermission(SecurityAction.Demand, Level:=AspNetHostingPermissionLevel.Minimal)> _
    Public NotInheritable Class CustomTableRenderContents
        Inherits System.Web.UI.WebControls.Table

        Protected Overrides Sub RenderContents(ByVal writer As System.Web.UI.HtmlTextWriter)

            ' Insert a header row.
            writer.RenderBeginTag(System.Web.UI.HtmlTextWriterTag.Tr)
            writer.RenderBeginTag(System.Web.UI.HtmlTextWriterTag.Th)
            writer.Write("Col 0")
            writer.RenderEndTag()
            writer.RenderBeginTag(System.Web.UI.HtmlTextWriterTag.Th)
            writer.Write("Col 1")
            writer.RenderEndTag()
            writer.RenderEndTag()

            ' Call the base RenderContents method.
            MyBase.RenderContents(writer)
        End Sub
    End Class
End Namespace

Remarques

Cette méthode est principalement utilisée par les développeurs de contrôles lors de la dérivation d’une classe personnalisée à partir d’un Table contrôle.

Le Table contrôle implémente le RenderContentsRows rendu de la table.

S’applique à

Voir aussi