Constructs the exclusive-or of the two sets, returning %NULL is empty. The set returned by this operation contains the states in exactly one of the two sets.
another #AtkStateSet
a new #AtkStateSet which contains the states which are in exactly one of the two sets.
See Implementation
Constructs the exclusive-or of the two sets, returning %NULL is empty. The set returned by this operation contains the states in exactly one of the two sets.