isDisabled method
Implementation
bool isDisabled() {
return (((_itemOne).replaceAll(RegExp(r"\s+"), " ").trim() == '') ||
((_itemTwo).replaceAll(RegExp(r"\s+"), " ").trim() == '') ||
(_itemThree == -1) ||
(_itemFour == -1)) ||
_itemFive.replaceAll(RegExp(r"\s+"), " ").trim() == "" ||
_itemSix.replaceAll(RegExp(r"\s+"), " ").trim() == "" ||
_itemEight.replaceAll(RegExp(r"\s+"), " ").trim() == "" ||
_itemNine == -1 ||
_itemTen.replaceAll(RegExp(r"\s+"), " ").trim() == "";
}