DropdownController<T>.multi constructor

DropdownController<T>.multi({
  1. bool? unselectable,
  2. List<DropdownItem<T>>? items,
})

A multiple selection dropdown controller.

unselectable indicates whether the selected item can be unselected, if true, tapping the same selected item will unselect it; otherwise, it will be ignored.

Implementation

factory DropdownController.multi({
  // Default is false.
  bool? unselectable,

  /// The initial items that will be shown in the dropdown menu,
  /// you can set multiple of them as selected.
  List<DropdownItem<T>>? items,
}) = MultiSelectionDropdownController;