NSEvent.ButtonMask Constants you use to identify the activated tablet buttons in an event. Declarationstruct ButtonMask TopicsGetting the Tablet Button MaskspenTippenLowerSidepenUpperSideInitializersinit(rawValue:) RelationshipsConforms ToBitwiseCopyableEquatableExpressibleByArrayLiteralOptionSetRawRepresentableSendableSendableMetatypeSetAlgebra See AlsoConstantsNSEvent.EventTypeMaskNSEvent.ModifierFlagsNSEvent.PhaseNSEvent.SwipeTrackingOptionsinit(type:)