@class PCTimerActivity, HUQuickControlSummaryNavigationBarTitleView, NSString, NSObject, PCTelephonyActivity; @protocol OS_dispatch_source, PCActivity; @interface HUQuickControlProxHandOffSummaryViewUpdater : NSObject <HFProxControlActivityClientDelegate> @property (retain, nonatomic) PCTelephonyActivity *homePodPhoneCallActivity; @property (retain, nonatomic) NSObject<OS_dispatch_source> *phoneCallStatusUpdateTimer; @property (retain, nonatomic) PCTimerActivity *homePodTimerActivity; @property (retain, nonatomic) NSObject<OS_dispatch_source> *timerStatusUpdateTimer; @property (retain, nonatomic) id<PCActivity> lastActivity; @property (retain, nonatomic) HUQuickControlSummaryNavigationBarTitleView *titleView; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)dealloc; - (void).cxx_destruct; - (id)initWithNavigationBarTitleView:(id)a0; - (void)_invalidateHomePodPhoneCallStatusUpdateTimer; - (void)_invalidateHomePodTimerStatusUpdateTimer; - (BOOL)_isHomePodPhoneCallStatusUpdateTimerActive; - (BOOL)_isHomePodTimerStatusUpdateTimerActive; - (void)_setupObservableActivityForActivity:(id)a0; - (void)_startHomePodPhoneCallStatusUpdateTimer; - (void)_startHomePodTimerStatusUpdateTimer; - (void)_updateSummaryViewForActivities:(id)a0 forProxControlID:(id)a1 disambiguationContext:(id)a2; - (void)didUpdateActivities:(id)a0 forProxControlID:(id)a1 disambiguationContext:(id)a2; @end