NSFlagsChangedMask A mask for flags-changed events. Declarationstatic const NSEventMask NSFlagsChangedMask; See AlsoDeprecated TypesNSLeftMouseDownMaskNSLeftMouseUpMaskNSRightMouseDownMaskNSRightMouseUpMaskNSOtherMouseDownMaskNSOtherMouseUpMaskNSMouseMovedMaskNSLeftMouseDraggedMaskNSRightMouseDraggedMaskNSOtherMouseDraggedMaskNSMouseEnteredMaskNSMouseExitedMaskNSCursorUpdateMaskNSKeyDownMaskNSKeyUpMask