Returns a dictionary describing the receiver’s
- macOS 10.4+
The name of a binding.
A dictionary with information about
nil if the binding is not bound. The dictionary contains three key/value pairs:
NSObserved: object bound,
NSObserved: key path bound,
NSOptions: dictionary with the options and their values for the bindings.
This method is mostly for use by subclasses which want to analyze the existing bindings of an object.