A limited set of actions can assigned via macro commands. Incompatible actions are ommited from the generated macro. Also note that Macros are limited to 15 lines each.
1st: 1,2,3,4,5,Q,E,R,F,C,V,T 2nd: same but shift+
possible pre-release xhb layout for viper
2 is for AOE combo > stays at the top 1 is for Standard combo (single target) > main bar 3 is for Role skills
panels for MMO mouse with 2 3x4 hotbars and 1 6x2 for utility
AoE section needs work for sure