Posted whenever the view’s frame rectangle changes, if the view is configured using setPostsFrameChangedNotifications: to post such notifications.
The notification object is the NSView object whose frame rectangle has changed. This notification does not contain a userInfo dictionary.
The following methods can result in notification posting:
setFrame:setFrameOrigin:setFrameRotation:setFrameSize:
Available in Mac OS X v10.0 and later.
Declaration Syntax Version Information- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)