@class GKPlaceholderContentStateMachine, NSArray, UIActivityIndicatorView, GKPlaceholderView, NSString; @interface GKCollectionViewPlaceholderView : UICollectionReusableView <_GKStateMachineDelegate> @property (retain, nonatomic) GKPlaceholderView *placeholderView; @property (retain, nonatomic) UIActivityIndicatorView *loadingIndicatorView; @property (retain, nonatomic) GKPlaceholderContentStateMachine *loadingMachine; @property (retain, nonatomic) NSArray *cachedConstraints; @property (retain, nonatomic) NSString *loadingState; @property (retain, nonatomic) NSString *noContentTitle; @property (retain, nonatomic) NSString *noContentMessage; @property (retain, nonatomic) NSString *noContentButtonTitle; @property (nonatomic) id noContentButtonTarget; @property (nonatomic) SEL noContentButtonAction; @property (retain, nonatomic) NSString *errorTitle; @property (retain, nonatomic) NSString *errorMessage; @property (nonatomic) long long alignment; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)dealloc; - (id)initWithFrame:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0; - (void)updateConstraints; - (void).cxx_destruct; - (void)buttonPressed; - (id)loadingState; - (void)setLoadingState:(id)a0; - (void)delayedShowLoadingIndicator; - (void)didEnterErrorState; - (void)didEnterLoadingState; - (void)didEnterNoContentState; - (void)didExitErrorState; - (void)didExitLoadingState; - (void)didExitNoContentState; @end