Gets a value indicating whether the caller must call Invoke(Delegate, array<Object>[]()[][]) when calling an object that implements this interface.
NB: Assumption is made that Objective-C controls have been created on the Main Thread.


true if the caller must call Invoke(Delegate, array<Object>[]()[][]); otherwise, false.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)