DX_ATR_RANGE_MIN_VALUE
DX_ATR_RANGE_MAX_VALUE
DX_ATR_PRECISION
DX_ATR_STEP_SIZE
DX_ATR_DATA_TYPE - boolean, Double, Int , Char , range etc
DX_ATR_UI_ITEM_TYPE
DX_ATR_UI_LABEL

Set<T> allowedValues;