A completion block object that is guaranteed to be called (on the main thread) as soon as all animations subsequently added by this transaction group have completed (or have been removed.) If no animations are added before the current transaction group is committed (or the completion block is set to a different value,) the block will be invoked immediately.
Available in Mac OS X v10.6 and later.
Declaration Syntax
Version Information
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later)