#NEWLINE# def preferred_height( self , cli , width , max_available_height ) : #NEWLINE# #INDENT# if self . filter ( cli ) : #NEWLINE# #INDENT# return self . content . preferred_height ( cli , width , max_available_height ) #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# return LayoutDimension . exact ( 0 )