"down" when the key is pressed, "up" when released.
Windows virtual-key code (for example 0x41 for A).
Windows hardware scan code.
Windows keyboard-event flags; 0x80 indicates key-up. Prefer type for the normalized phase.
PowerKeys modifier-state bitfield captured with this event.
Device path identifying the physical keyboard that generated the event, or null if unavailable.
Raw keyboard event received by
Keyboard.OnRawEvent.