<para>The <seecref="M:Gtk.Notebook.CreateWindow"/> event utilizes this delegate:</para>
<para>Event data is passed via the <seecref="T:Gtk.CreateWindowArgs"/> parameter.</para>
<para>To attach a <seecref="T:Gtk.CreateWindowHandler"/> to an event, add the CreateWindowHandler instance to the event. The methods referenced by the CreateWindowHandler instance are invoked whenever the event is raised, until the CreateWindowHandler is removed from the event.</para>