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