dropdown_button2 library

Classes

ButtonStyleData: A class to configure the theme of the button.
DropdownButton2<T>: A Material Design button for selecting from a list of items.
DropdownButtonFormField2<T>: A FormField that contains a DropdownButton2.
DropdownItem<T>: Represents an item in a dropdown menu created by a DropdownButton2.
DropdownSearchData<T>: A class to configure searchable dropdowns.
DropdownSeparator<T>: Represents a separator widget in a dropdown menu created by a DropdownButton2.
DropdownStyleData: A class to configure the theme of the dropdown menu.
IconStyleData: A class to configure the theme of the button's icon.
MenuItemStyleData: A class to configure the theme of the dropdown menu items.

DropdownDirection: The direction of the dropdown menu in relation to the button.

addSeparatorsHeights({required List<double> itemHeights, required double? separatorHeight}) → List<double>: Adds separators to a list of heights.

DropdownBuilder = Widget Function(BuildContext context, Widget child): A builder to customize the dropdown menu.
OnMenuStateChangeFn = void Function(bool isOpen): Signature for the callback that's called when when the dropdown menu opens or closes.
SearchMatchFn<T> = bool Function(DropdownItem<T> item, String searchValue): Signature for the callback for the match function used for searchable dropdowns.
SelectedMenuItemBuilder = Widget Function(BuildContext context, Widget child): A builder to customize the selected menu item.