@interface GameCenterUI.GKMultiplayerButtonHeaderView : UIView { void /* unknown type, empty encoding */ titleLabel; void /* unknown type, empty encoding */ playerCountLabel; void /* unknown type, empty encoding */ iconView; void /* unknown type, empty encoding */ cancelButton; void /* unknown type, empty encoding */ cancelButtonHandler; void /* unknown type, empty encoding */ backgroundView; void /* unknown type, empty encoding */ bottomSeparator; } - (id)initWithFrame:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0; - (void).cxx_destruct; - (void)layoutSubviews; - (id)initWithCoder:(id)a0; - (struct CGSize { double x0; double x1; })sizeThatFits:(struct CGSize { double x0; double x1; })a0; - (void)cancelPressed:(id)a0; - (void)applyGame:(id)a0; - (id)initWithCancelButtonHandler:(id /* block */)a0; - (id)initWithMinimumValue:(long long)a0 maximumValue:(long long)a1 initialValue:(long long)a2 cancelButtonHandler:(id /* block */)a3; - (struct JUMeasurements { double x0; double x1; double x2; double x3; })measurementsWithFitting:(struct CGSize { double x0; double x1; })a0 in:(id)a1; - (void)updateCountWithMinPlayers:(long long)a0 maxPlayers:(long long)a1; - (void)wantsMaterialBackgroundWithScrollOffset:(double)a0; @end