in make_*() methods you can assing your controller methods in such a way:
assign_methods(this,
by_param(L"paramoption", &MyController::MyMethod3),
by_param(L"paramoption1", L"paramoption2", &MyController::MyMethod2),
by_param_post(L"paramoption", L"postoption", &MyController::MyMethod1)
);