public AWResponseGenerating invokeAction(AWRequestContext requestContext, AWComponent component)
{
// if they make a selection, then show files
AWTDisplayGroup displayGroup = currentDisplayGroup();
boolean hadSelection = (displayGroup.selectedObject() != null);
AWResponseGenerating result = super.invokeAction(requestContext, component);
if (!hadSelection && (displayGroup.selectedObject() != null)) setShowingFileContents(true);
return result;
}