@class NSString, UIWindow; @interface _UIWindowAnimationController : NSObject @property (nonatomic) UIWindow *window; @property (nonatomic) BOOL shouldCrossfade; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)animationControllerWithWindow:(id)a0; - (double)transitionDuration:(id)a0; - (void)_performCrossfadeAnimationWithContext:(id)a0 windowGeometryUpdatingBlock:(id /* block */)a1; - (id)initWithWindow:(id)a0; - (void)animateTransition:(id)a0; - (void)_performLayoutAnimationWithContext:(id)a0 windowGeometryUpdatingBlock:(id /* block */)a1; @end