NSPeriodicMask A mask for periodic events. Declarationstatic const NSEventMask NSPeriodicMask; See AlsoDeprecated TypesNSLeftMouseDownMaskNSLeftMouseUpMaskNSRightMouseDownMaskNSRightMouseUpMaskNSOtherMouseDownMaskNSOtherMouseUpMaskNSMouseMovedMaskNSLeftMouseDraggedMaskNSRightMouseDraggedMaskNSOtherMouseDraggedMaskNSMouseEnteredMaskNSMouseExitedMaskNSCursorUpdateMaskNSKeyDownMaskNSKeyUpMask