This property is automatically set by the enclosing row view to let this view know what its background looks like.
- macOS 10.7+
The property is automatically set by the enclosing
NSTable to let this view know what its background looks like. For instance, when the
background is NSBackgroundStyleDark, the view should use a light text color.
The default implementation automatically forwards calls to all subviews that implement
set or are an NSControl, which have
NSCell classes that respond to