code: public Object getDialogObject() {
  
          if (m_dialogObject == null) {
              m_dialogObject = getDialogObjectMap().get(getClass().getName());
          }
          return m_dialogObject;
      }
docs: Returns the dialog object for this widget dialog, or <code>null</code>
  if no dialog object has been set.<p>
  
  @return the dialog object for this widget dialog, or <code>null</code>