/// <summary>
 /// Handles page events raised by the connector
 /// </summary>
 void _configPage_OnPageEvent(object sender, ConfigPageEventArgs e)
 {
     okButton.Enabled = e.IsComplete;
 }
 /// <summary>
 /// Notifies ragistered OnPageEvent handlers.
 /// </summary>
 public virtual void ConfigurationPageChanged(ConfigPageEventArgs e)
 {
     if (OnPageEvent != null)
     {
         OnPageEvent(this, e);
     }
 }