Hi, > The InputButton type has existed since 2.0; which is then part of the > 'InputBtnEvent' struct, then the 'InputEvent' union, also since 2.0. I > can't easily tell if it was only used internally at that point,
Internal only. > 'x-input-send-event' (since 2.2, but the x- prefix gives us freedom). Yes, x-input-send-event is the only external usage. cheers, Gerd