In order to program shortcuts, you must add keys in a format listed below. Below definitions are taken from rdev library.
Alt
AltGr
Backspace
CapsLock
ControlLeft
ControlRight
Delete
DownArrow
End
Escape
F1
F10
F11
F12
F2
F3
F4
F5
F6
F7
F8
F9
Home
LeftArrow
// also known as "windows", "super", and "command"
MetaLeft
// also known as "windows", "super", and "command"
MetaRight
PageDown
PageUp
Return
RightArrow
ShiftLeft
ShiftRight
Space
Tab
UpArrow
PrintScreen
ScrollLock
Pause
NumLock
BackQuote
Num1
Num2
Num3
Num4
Num5
Num6
Num7
Num8
Num9
Num0
Minus
Equal
KeyQ
KeyW
KeyE
KeyR
KeyT
KeyY
KeyU
KeyI
KeyO
KeyP
LeftBracket
RightBracket
KeyA
KeyS
KeyD
KeyF
KeyG
KeyH
KeyJ
KeyK
KeyL
SemiColon
Quote
BackSlash
IntlBackslash
KeyZ
KeyX
KeyC
KeyV
KeyB
KeyN
KeyM
Comma
Dot
Slash
Insert
KpReturn
KpMinus
KpPlus
KpMultiply
KpDivide
Kp0
Kp1
Kp2
Kp3
Kp4
Kp5
Kp6
Kp7
Kp8
Kp9
KpDelete
Function