@Override
    public Component getDefaultComponent(Container aContainer) {
      if (invokedFromBeforeOrAfter) return null;     // escape our container
      if (!(aContainer.isVisible() && aContainer.isDisplayable())) {
        return null; // shamelessly copied from ContainerOrderFocusTraversalPolicy to fix the case of focus trying to get inside an invisible EditorTextField
      }
      Editor editor = aContainer instanceof EditorTextField ? ((EditorTextField)aContainer).getEditor() : null;
      if (editor != null) return editor.getContentComponent();
      return aContainer;
    }
@Override
    public Component getDefaultComponent(Container aContainer)