@interface SwiftUI.UIKitNavigationController : UINavigationController { void /* unknown type, empty encoding */ update; void /* unknown type, empty encoding */ isTransitioningToSize; void /* unknown type, empty encoding */ backgroundHost; } + (BOOL)_isFromSwiftUI; - (id)initWithRootViewController:(id)a0; - (void)_observeScrollViewDidScroll:(id)a0; - (void)viewWillLayoutSubviews; - (id)initWithNavigationBarClass:(Class)a0 toolbarClass:(Class)a1; - (id)initWithNibName:(id)a0 bundle:(id)a1; - (void).cxx_destruct; - (void)viewWillTransitionToSize:(struct CGSize { double x0; double x1; })a0 withTransitionCoordinator:(id)a1; - (id)initWithCoder:(id)a0; - (void)viewIsAppearing:(BOOL)a0; - (void)_observeScrollViewGeometryAffectingContentBottomDidChange:(id)a0; @end