A frame that constrains its child to a particular aspect ratio.
GtkObject `-- GtkWidget `-- GtkContainer `-- GtkBin `-- GtkFrame `-- GtkAspectFrame
None.
GtkAspectFrame ([string label = NULL , [double xalign = 0.5 , [double yalign = 0.5 , [double ratio = 1.0 , [bool obey_child = TRUE ]]]]]); --
set()