Instance Property

eventNumber

The counter value of the latest mouse or tracking-rectangle event object; every system-generated mouse and tracking-rectangle event increments this counter.

Declaration

@property(readonly) NSInteger eventNumber;

Discussion

Raises an NSInternalInconsistencyException if accessed on an unsupported event.

See Also

Getting Mouse-Tracking Event Information

trackingNumber

The identifier of a mouse-tracking event.

trackingArea

The NSTrackingArea object for the event.

userData

The data associated with a mouse-tracking event.