Increase/Decrease Loop-Length on Keyboard

Hidiho,
i'd like to know whether and if how its possible to create a keyboard mapping that increases or decreases the loop length on the currently active player.
Any help would really be appreciated.
Thanks in advance!
- Dario
i'd like to know whether and if how its possible to create a keyboard mapping that increases or decreases the loop length on the currently active player.
Any help would really be appreciated.
Thanks in advance!
- Dario