The AccessibleKeyBinding interface should be supported by any object
that has a keyboard bindings such as a keyboard mnemonic and/or keyboard
shortcut which can be used to select the object. This interface provides the
standard mechanism for an assistive technology to determine the key bindings
which exist for this object. Any object that has such key bindings should
support this interface.
Returns a key binding for this object. The value returned is an
java.lang.Object which must be cast to appropriate type depending
on the underlying implementation of the key.
Parameters:
i - zero-based index of the key bindings
Returns:
a javax.lang.Object which specifies the key binding