If you're a fan of obj-c it's perfectly reasonable to pretend that swift is just a DSL for describing views and write all of the logic for your widget in obj-c.

If you're a fan of obj-c it's perfectly reasonable to pretend that swift is just a DSL for describing views and write all of the logic for your widget in obj-c. In that setup SwiftUI is replacing interface builder xibs rather than obj-c.