Get the repeat count of the event.
For both key up an key down events, this is the number of times the key has
repeated with the first down starting at 0 and counting up from there. For
multiple key events, this is the number of down/up pairs that have occurred.
Get the repeat count of the event. For both key up an key down events, this is the number of times the key has repeated with the first down starting at 0 and counting up from there. For multiple key events, this is the number of down/up pairs that have occurred.