Instance Property


Creates the current queue.


IOReturn (*create)(void *self, uint32_t flags, uint32_t depth);



Pass kIOHIDQueueOptionsTypeEnqueueAll option to force the IOHIDQueue to enqueue all events, relative or absolute, regardless of change.


The maximum number of elements in the queue before the oldest elements in the queue begin to be lost.

Return Value

Returns an IOReturn code.

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