A special identifier that is used to match tablet-pointer and tablet-proximity events.
All tablet-pointer events generated in the period between the device entering and leaving tablet proximity have the same device ID. This property is valid only for mouse events with subtype
NSTabletProximityEventSubtype, and for
Getting Tablet Proximity Information
A mask whose set bits indicate the capabilities of the tablet device that generated this event.
A Boolean value that indicates whether a pointing device is entering or leaving the proximity of its tablet.
The index of the pointing device currently in proximity with the tablet.
The pointing-device types for tablet-proximity events or mouse events with a proximity event subtype.
The USB model identifier of the tablet device associated with this event.
The unique identifier of the pointing device that generated this event.
The vendor identifier of the tablet associated with the event.
A coded bit field whose set bits indicate the type of pointing device (within a vendor selection) associated with the event.