This function is essentially the same as gobject.type_class.TypeClass.ref_,
except that the classes reference count isn't incremented.
As a consequence, this function may return null if the class
of the type passed in does not currently exist (hasn't been
referenced before).
This function is essentially the same as gobject.type_class.TypeClass.ref_, except that the classes reference count isn't incremented. As a consequence, this function may return null if the class of the type passed in does not currently exist (hasn't been referenced before).