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HyperLink.RenderContents(HtmlTextWriter) Método

Definição

Exibe o controle HyperLink em uma página.

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)

Parâmetros

writer
HtmlTextWriter

O fluxo de saída a renderizar no cliente.

Exemplos

O exemplo de código a seguir demonstra como substituir o RenderContents método em um controle de servidor personalizado para que algum texto seja acrescentado ao HyperLink controle.

<%@ 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 HyperLink - RenderContents - C# Example</title>
    </head>
    <body>
        <form id="Form1" method="post" runat="server">
            <h3>Custom HyperLink - RenderContents - C# Example</h3>
            
            <aspSample:CustomHyperLinkRenderContents 
              id="HyperLink1" runat="server" Target="_blank"
              NavigateUrl="http://www.microsoft.com/"  
              ToolTip="Microsoft Web Site">www.microsoft.com
            </aspSample:CustomHyperLinkRenderContents>

        </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 HyperLink - RenderContents - VB.NET Example</title>
    </head>
    <body>
        <form id="Form1" method="post" runat="server">
            <h3>Custom HyperLink - RenderContents - VB.NET Example</h3>
            
            <aspSample:CustomHyperLinkRenderContents 
             id="HyperLink1" runat="server" Target="_blank"
             NavigateUrl="http://www.microsoft.com/"  
             ToolTip="Microsoft Web Site">www.microsoft.com
            </aspSample:CustomHyperLinkRenderContents>

        </form>
    </body>
</html>
using System.Web;
using System.Security.Permissions;

namespace Samples.AspNet.CS.Controls
{
  [AspNetHostingPermission(SecurityAction.Demand, Level=AspNetHostingPermissionLevel.Minimal)]
  public sealed class CustomHyperLinkRenderContents : System.Web.UI.WebControls.HyperLink
  {
    protected override void RenderContents(System.Web.UI.HtmlTextWriter writer)
    {
      // Call the base RenderContents method.
      base.RenderContents(writer);

      // Append some text to the HyperLink.
      writer.Write(" Home Page");
    }
  }
}
<AspNetHostingPermission(SecurityAction.Demand, Level:=AspNetHostingPermissionLevel.Minimal)> _
Public NotInheritable Class CustomHyperLinkRenderContents
    Inherits System.Web.UI.WebControls.HyperLink

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

        ' Call the base RenderContents method.
        MyBase.RenderContents(writer)

        ' Append some text to the HyperLink.
        writer.Write(" Home Page")
    End Sub
End Class

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