BaseDropdownSearch<T>.multiSelection constructor

BaseDropdownSearch<T>.multiSelection({ Key? key, Object? groupId, Mode mode = Mode.form, AutovalidateMode? autoValidateMode = AutovalidateMode.disabled, DropdownSearchOnFind<T>? items, DropdownSuffixProps suffixProps = const DropdownSuffixProps(), ClickProps? clickProps, bool enabled = true, DropdownSearchFilterFn<T>? filterFn, DropdownSearchItemAsString<T>? itemAsString, DropdownSearchCompareFn<T>? compareFn, List<T> selectedItems = const [], ScrollProps? selectedItemsScrollProps, required BasePopupProps<T> popupProps, required UiMode uiMode, WrapProps? selectedItemsWrapProps, ValueChanged<List<T>>? onSelected, BeforeChangeMultiSelection<T>? onBeforeChange, BeforePopupOpeningMultiSelection<T>? onBeforePopupOpening, DropdownSearchBuilderMultiSelection<T>? dropdownBuilder, FormFieldSetter<List<T>>? onSaved, FormFieldValidator<List<T>>? validator, DropDownDecoratorProps? decoratorProps, ChipProps? chipProps, })

Implementation

BaseDropdownSearch.multiSelection({
  super.key,
  this.groupId,
  this.mode = Mode.form,
  this.autoValidateMode = AutovalidateMode.disabled,
  this.items,
  this.suffixProps = const DropdownSuffixProps(),
  ClickProps? clickProps,
  this.enabled = true,
  this.filterFn,
  this.itemAsString,
  this.compareFn,
  this.selectedItems = const [],
  this.selectedItemsScrollProps,
  required this.popupProps,
  required this.uiMode,
  this.selectedItemsWrapProps,
  ValueChanged<List<T>>? onSelected,
  BeforeChangeMultiSelection<T>? onBeforeChange,
  BeforePopupOpeningMultiSelection<T>? onBeforePopupOpening,
  DropdownSearchBuilderMultiSelection<T>? dropdownBuilder,
  //form properties
  FormFieldSetter<List<T>>? onSaved,
  FormFieldValidator<List<T>>? validator,
  DropDownDecoratorProps? decoratorProps,
  this.chipProps,
})  : assert(
        T == String || T == int || T == double || compareFn != null,
        '`compareFn` is required',
      ),
      assert(
        mode != Mode.custom || dropdownBuilder != null,
        'Please implement your `dropdownBuilder`',
      ),
      assert(
        mode != Mode.custom ||
            (decoratorProps == null && onSaved == null && validator == null),
        'Custom mode has no form properties',
      ),
      assert(
        popupProps.mode != PopupMode.autocomplete || clickProps == null,
        'autocomplete mode has no clickProps',
      ),
      assert(
        popupProps.mode != PopupMode.autocomplete || mode != Mode.custom,
        "autocomplete mode and custom mode can't be used together",
      ),
      clickProps = clickProps ?? const ClickProps(),
      decoratorProps = decoratorProps ?? const DropDownDecoratorProps(),
      onSelectedMultiSelection = onSelected,
      onBeforePopupOpeningMultiSelection = onBeforePopupOpening,
      onSavedMultiSelection = onSaved,
      onBeforeChangeMultiSelection = onBeforeChange,
      validatorMultiSelection = validator,
      dropdownBuilderMultiSelection = dropdownBuilder,
      isMultiSelectionMode = true,
      dropdownBuilder = null,
      validator = null,
      onBeforeChange = null,
      onSaved = null,
      onSelected = null,
      onBeforePopupOpening = null;