//选择大类显示对应小类 public void SelectedItemFirstCategory(int dishTypeId) { List <DishType> listsmail = _DataService.FindDishTypeByType(dishTypeId); SecondCategorys.Clear(); foreach (var element in listsmail) { SecondCategorys.Add(element); } }
public void Init() { //加载菜品大类 List <DishType> dishTypeBig = _DataService.FindDishTypeByType(0); foreach (var element in dishTypeBig) { FirstCategorys.Add(element); } //加载第一个菜品小类 List <DishType> listsmail = _DataService.FindDishTypeByType(FirstCategorys[0].DishTypeId); SecondCategorys.Clear(); foreach (var element in listsmail) { SecondCategorys.Add(element); } //加载所有菜品小类 //List<DishType> dishTypeSmail = _DataService.FindDishTypeByType(-1); }