While interop is indeed available if you need to consume a Win32 control (not without limitations but generally works), by default WPF doesn’t use native contro

While interop is indeed available if you need to consume a Win32 control (not without limitations but generally works), by default WPF doesn’t use native controls. Instead it paints stuff on GPU with Direct3D 9, and on top of that implements its own markup, styling, layout, animation, behaviors, composition, etc…