when using any of the buttons or the scrollwheel a LeaveNotify event is generated.
Output using `xev`:
LeaveNotify event, serial 30, synthetic NO, window 0x4000001, root 0x10f, subw 0x0, time 4889396, (-59,-639), root:(0,0), mode NotifyNormal, detail NotifyNonlinear, same_screen YES, focus NO, state 16
when using any of the buttons or the scrollwheel a LeaveNotify event is generated.
Output using `xev`:
LeaveNotify event, serial 30, synthetic NO, window 0x4000001,
root 0x10f, subw 0x0, time 4889396, (-59,-639), root:(0,0),
mode NotifyNormal, detail NotifyNonlinear, same_screen YES,
focus NO, state 16