pub trait IsSubclassableExt: IsClass + ParentClassIs {
    fn parent_class_init<T: ObjectSubclass>(class: &mut Class<Self>)
    where
        Self::Parent: IsSubclassable<T>
; fn parent_instance_init<T: ObjectSubclass>(
        instance: &mut InitializingObject<T>
    )
    where
        Self::Parent: IsSubclassable<T>
; }

Required methods

Implementors