The Result, hid F7 then:
# xev -event keyboard
Outer window is 0x8200001, inner window is 0x8200002
KeymapNotify event, serial 20, synthetic NO, window 0x0,
keys: 73 0 0 0 16 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
KeyRelease event, serial 25, synthetic NO, window 0x8200001,
root 0x7b0, subw 0x0, time 89232529, (821,847), root:(2652,1831),
state 0x0, keycode 36 (keysym 0xff0d, Return), same_screen YES,
" XLookupString gives 1 bytes: (0d) "
XFilterEvent returns: False
KeymapNotify event, serial 26, synthetic NO, window 0x0,
keys: 176 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
After hid F6:
KeyPress event, serial 28, synthetic NO, window 0x8200001,
root 0x7b0, subw 0x0, time 89282033, (821,847), root:(2652,1831),
state 0x0, keycode 72 (keysym 0xffc3, F6), same_screen YES,
XLookupString gives 0 bytes:
XmbLookupString gives 0 bytes:
XFilterEvent returns: False
KeyRelease event, serial 28, synthetic NO, window 0x8200001,
root 0x7b0, subw 0x0, time 89282161, (821,847), root:(2652,1831),
state 0x0, keycode 72 (keysym 0xffc3, F6), same_screen YES,
XLookupString gives 0 bytes:
XFilterEvent returns: False