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_CBwinKeyup
Define a callback on key-up event. The scancode depends on the keyboard : it is the same as on the key-down event.

ObjWin _CBwinKeyup (
ObjWin _win_
fun [ObjWin u0 I] u1 _callback_
u0 _user_
)
Parameters

_win_
any window
_callback_
callback on keydown event (supplemental parameters is scancode -- specific to the keyboard)
_user_
user parameter
Return value

same window