Reply to APC40 Traktor Mapping HELP plz

Look at PDF file for refernce......So Basically What I want to do Where it says A,B,C,D on the right side, when i select one of those those it will activate loop rool mode. And A and B will be controlled by the first section of loop squares(shown below) and C and D will be controlled by the second group of loop squares (shown below)