you shouldn't need to.
The layout selector, by default contains the following code:
QUOTE
$ifequal(%groupedcount%,1,
$if($isgrouped(folder),$scplsetlayout(Folder))
$if($isgrouped(date),$scplsetlayout(Date))
$if($isgrouped(artist),$scplsetlayout(Artist))
$if($isgrouped(album),$scplsetlayout(Album))
$if($isgrouped(rating),$scplsetlayout(Rating))
$if($isgrouped(track),$scplsetlayout(Track))
$if($isgrouped(title),$scplsetlayout(Title))
,)
$ifequal(%groupedcount%,2,
$if($and($isgrouped(album),$isgrouped(type)),$scplsetlayout(Album))
$if($and($isgrouped(artist),$isgrouped(album),$sortidx(track)),$scplsetlayout(Artist-Album))
,)
$ifequal(%groupedcount%,3,
$if($and($isgrouped(artist),$isgrouped(album),$isgrouped(type),$sortidx(track)),$scplsetlayout(Artist-Album))
,)
I've bolded the parts relevant to our conversation.
I believe, that you you can also manually select the layout with FofR's config. just click the orange button on the sort menu.