gvar_list, &num_elements, sizeof(uint64_t));
_sample_rate_value.setRange(elements[0], elements[1]);
_sample_rate_value.setSingleStep(elements[2]);
gvar_list, &num_elements, sizeof(uint64_t));
_sample_rate_value.setRange(elements[0], elements[1]);
_sample_rate_value.setSingleStep(elements[2]);