j'ai fai ton essai avec succéssivement x, y, <, shift, et voilà le résultat
samuel@PortableDellSam:~$ xev
Outer window is 0x7200001, inner window is 0x7200002
PropertyNotify event, serial 8, synthetic NO, window 0x7200001,
atom 0x27 (WM_NAME), time 1478866, state PropertyNewValue
PropertyNotify event, serial 9, synthetic NO, window 0x7200001,
atom 0x22 (WM_COMMAND), time 1478866, state PropertyNewValue
PropertyNotify event, serial 10, synthetic NO, window 0x7200001,
atom 0x28 (WM_NORMAL_HINTS), time 1478866, state PropertyNewValue
CreateNotify event, serial 11, synthetic NO, window 0x7200001,
parent 0x7200001, window 0x7200002, (10,10), width 50, height 50
border_width 4, override NO
PropertyNotify event, serial 12, synthetic NO, window 0x7200001,
atom 0x197 (_NET_WM_ALLOWED_ACTIONS), time 1478869, state PropertyNewValue
PropertyNotify event, serial 14, synthetic NO, window 0x7200001,
atom 0x138 (WM_PROTOCOLS), time 1478869, state PropertyNewValue
MapNotify event, serial 15, synthetic NO, window 0x7200001,
event 0x7200001, window 0x7200002, override NO
PropertyNotify event, serial 18, synthetic NO, window 0x7200001,
atom 0x19d (_NET_FRAME_WINDOW), time 1478870, state PropertyNewValue
PropertyNotify event, serial 18, synthetic NO, window 0x7200001,
atom 0x197 (_NET_WM_ALLOWED_ACTIONS), time 1478870, state PropertyNewValue
PropertyNotify event, serial 18, synthetic NO, window 0x7200001,
atom 0x19c (_NET_FRAME_EXTENTS), time 1478870, state PropertyNewValue
ConfigureNotify event, serial 18, synthetic NO, window 0x7200001,
event 0x7200001, window 0x7200001, (423,295), width 178, height 178,
border_width 2, above 0x10028cb, override NO
ConfigureNotify event, serial 18, synthetic NO, window 0x7200001,
event 0x7200001, window 0x7200001, (423,295), width 178, height 178,
border_width 2, above 0x7400060, override NO
MapNotify event, serial 18, synthetic NO, window 0x7200001,
event 0x7200001, window 0x7200001, override NO
VisibilityNotify event, serial 18, synthetic NO, window 0x7200001,
state VisibilityUnobscured
Expose event, serial 18, synthetic NO, window 0x7200001,
(0,0), width 178, height 10, count 3
Expose event, serial 18, synthetic NO, window 0x7200001,
(0,10), width 10, height 58, count 2
Expose event, serial 18, synthetic NO, window 0x7200001,
(68,10), width 110, height 58, count 1
Expose event, serial 18, synthetic NO, window 0x7200001,
(0,68), width 178, height 110, count 0
FocusIn event, serial 18, synthetic NO, window 0x7200001,
mode NotifyNormal, detail NotifyNonlinear
KeymapNotify event, serial 18, synthetic NO, window 0x0,
keys: 4294967173 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
PropertyNotify event, serial 18, synthetic NO, window 0x7200001,
atom 0x13a (_NET_WM_DESKTOP), time 1478871, state PropertyNewValue
ConfigureNotify event, serial 18, synthetic YES, window 0x7200001,
event 0x7200001, window 0x7200001, (423,295), width 178, height 178,
border_width 2, above 0x7400060, override NO
ConfigureNotify event, serial 18, synthetic YES, window 0x7200001,
event 0x7200001, window 0x7200001, (423,295), width 178, height 178,
border_width 2, above 0x10028cb, override NO
PropertyNotify event, serial 18, synthetic NO, window 0x7200001,
atom 0x14f (WM_STATE), time 1478874, state PropertyNewValue
PropertyNotify event, serial 18, synthetic NO, window 0x7200001,
atom 0x165 (XKLAVIER_STATE), time 1478878, state PropertyNewValue
PropertyNotify event, serial 18, synthetic NO, window 0x7200001,
atom 0x1d1 (_COMPIZ_WINDOW_DECOR), time 1478916, state PropertyNewValue
PropertyNotify event, serial 18, synthetic NO, window 0x7200001,
atom 0x199 (_NET_WM_ICON_GEOMETRY), time 1478961, state PropertyNewValue
KeyPress event, serial 31, synthetic NO, window 0x7200001,
root 0x7b, subw 0x0, time 1479604, (225,109), root:(650,406),
state 0x10, keycode 53 (keysym 0x78, x), same_screen YES,
XLookupString gives 1 bytes: (78) "x"
XmbLookupString gives 1 bytes: (78) "x"
XFilterEvent returns: False
KeyRelease event, serial 34, synthetic NO, window 0x7200001,
root 0x7b, subw 0x0, time 1479762, (225,109), root:(650,406),
state 0x10, keycode 53 (keysym 0x78, x), same_screen YES,
XLookupString gives 1 bytes: (78) "x"
XFilterEvent returns: False
KeyPress event, serial 34, synthetic NO, window 0x7200001,
root 0x7b, subw 0x0, time 1480173, (225,109), root:(650,406),
state 0x10, keycode 52 (keysym 0x79, y), same_screen YES,
XLookupString gives 1 bytes: (79) "y"
XmbLookupString gives 1 bytes: (79) "y"
XFilterEvent returns: False
KeyRelease event, serial 34, synthetic NO, window 0x7200001,
root 0x7b, subw 0x0, time 1480356, (225,109), root:(650,406),
state 0x10, keycode 52 (keysym 0x79, y), same_screen YES,
XLookupString gives 1 bytes: (79) "y"
XFilterEvent returns: False
KeyPress event, serial 34, synthetic NO, window 0x7200001,
root 0x7b, subw 0x0, time 1480817, (225,109), root:(650,406),
state 0x10, keycode 94 (keysym 0x3c, less), same_screen YES,
XLookupString gives 1 bytes: (3c) "<"
XmbLookupString gives 1 bytes: (3c) "<"
XFilterEvent returns: False
KeyRelease event, serial 34, synthetic NO, window 0x7200001,
root 0x7b, subw 0x0, time 1480990, (225,109), root:(650,406),
state 0x10, keycode 94 (keysym 0x3c, less), same_screen YES,
XLookupString gives 1 bytes: (3c) "<"
XFilterEvent returns: False
FocusOut event, serial 34, synthetic NO, window 0x7200001,
mode NotifyGrab, detail NotifyAncestor
FocusIn event, serial 34, synthetic NO, window 0x7200001,
mode NotifyUngrab, detail NotifyAncestor
KeymapNotify event, serial 34, synthetic NO, window 0x0,
keys: 4294967249 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
ConfigureNotify event, serial 34, synthetic NO, window 0x7200001,
event 0x7200001, window 0x7200001, (423,295), width 178, height 178,
border_width 2, above 0x7400060, override NO
ConfigureNotify event, serial 34, synthetic YES, window 0x7200001,
event 0x7200001, window 0x7200001, (423,295), width 178, height 178,
border_width 2, above 0x10028cb, override NO
ClientMessage event, serial 34, synthetic YES, window 0x7200001,
message_type 0x138 (WM_PROTOCOLS), format 32, message 0x136 (WM_DELETE_WINDOW)
samuel@PortableDellSam:~$
pas trouvé de shift
comment je m'y prend pour la suite {interrogation}