Extra Keyboard Key

參考網頁:
Extar Keyboaed Key

Console Mode:
/* check keycode */
# showkey

GNOME Sysyem :
/* check the key map */
# xmodmap -pke

/* see which keycode or behavior under GNOME */
# xev | grep -A2 --line-buffered '^KeyRelease' | sed -n '/keycode /s/^.*keycode \([0-9]*\).* (.*, \(.*\)).*$/\1 \2/p'

/* check the GNOME keybinding status. */
# gnome-keybinding-properties"

Change HotKey Function :
1. /* Check X window default funtion */
# less /usr/share/X11/XKeysymDB

2. /* Check Hotkey keycode */
# xev | grep -A2 --line-buffered '^KeyRelease' | sed -n '/keycode /s/^.*keycode \([0-9]*\).* (.*, \(.*\)).*$/\1 \2/p'

3. /* Change Hotkey function */
# xmodmap -e "keycode `number` = `function`"

缺少keysmdef.h的話
apt-get install libxcb-keysyms0-dev