boundsDidChangeNotification
A notification that posts when the view’s bounds rectangle changes to a new value independently of the frame rectangle.
Declaration
class let boundsDidChangeNotification: NSNotification.NameDiscussion
This notification posts only when the view’s postsBoundsChangedNotifications property is true.
The notification object is the NSView object whose bounds rectangle has changed. This notification does not contain a userInfo dictionary.
The following methods can result in notification posting:
Note that the bounds rectangle resizes automatically to track the frame rectangle. However, changes to the frame rectangle do not result in this bounds-changed notification.