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Calendar.CreateControlCollection Méthode

Définition

Crée une collection pour stocker des contrôles enfants.

protected:
 override System::Web::UI::ControlCollection ^ CreateControlCollection();
protected override System.Web.UI.ControlCollection CreateControlCollection ();
override this.CreateControlCollection : unit -> System.Web.UI.ControlCollection
Protected Overrides Function CreateControlCollection () As ControlCollection

Retours

ControlCollection

Retourne toujours un objet InternalControlCollection.

Exemples

L’exemple de code suivant montre comment remplacer la CreateControlCollection méthode dans un contrôle serveur personnalisé afin qu’elle retourne toujours une nouvelle instance de la classe pour le EmptyControlCollection Calendar contrôle.

<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.CS.Controls" Assembly="Samples.AspNet.CS" %>
<%@ Page language="c#" %>
<!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 Calendar - CreateControlCollection - C# Example</title>
  </head>
  <body>
    <form id="Form1" method="post" runat="server">
      <h3>Custom Calendar - CreateControlCollection - C# Example</h3>

      <aspSample:CustomCalendarCreateControlCollection
        id="Calendar1"
        runat="server" />

    </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 Calendar - CreateControlCollection - VB.NET Example</title>
  </head>
  <body>
    <form id="Form1" method="post" runat="server">
      <h3>Custom Calendar - CreateControlCollection - VB.NET Example</h3>
      <aspSample:CustomCalendarCreateControlCollection id="Calendar1" runat="server" />
    </form>
  </body>
</html>
using System.Web;
using System.Security.Permissions;

namespace Samples.AspNet.CS.Controls
{
    [AspNetHostingPermission(SecurityAction.Demand, Level = AspNetHostingPermissionLevel.Minimal)]
    public sealed class CustomCalendarCreateControlCollection : System.Web.UI.WebControls.Calendar
    {
    protected override System.Web.UI.ControlCollection CreateControlCollection()
    {
      // Return a new EmptyControlCollection
      return new System.Web.UI.EmptyControlCollection(this);
    }
  }
}
Imports System.Web
Imports System.Security.Permissions

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

        Protected Overrides Function CreateControlCollection() As System.Web.UI.ControlCollection
            ' Return a new EmptyControlCollection
            Return New System.Web.UI.EmptyControlCollection(Me)
        End Function
    End Class
End Namespace

Remarques

La CreateControlCollection méthode est principalement intéressante pour les développeurs qui étendent les fonctionnalités du contrôle Calendar.

S’applique à