DropdownButtonFormField<T> class
final
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- Wrapper
- DropdownButtonFormField
Constructors
-
DropdownButtonFormField.new($ $config, {Key? key, required List<
DropdownMenuItem< ? items, DropdownButtonBuilder? selectedItemBuilder, T? value, Widget? hint, Widget? disabledHint, required ValueChanged<T> >T?> ? onChanged, VoidCallback? onTap, int elevation = 8, TextStyle? style, Widget? icon, Color? iconDisabledColor, Color? iconEnabledColor, double iconSize = 24.0, bool isDense = true, bool isExpanded = false, double? itemHeight, Color? focusColor, FocusNode? focusNode, bool autofocus = false, Color? dropdownColor, InputDecoration? decoration, FormFieldSetter<T> ? onSaved, FormFieldValidator<T> ? validator, AutovalidateMode? autovalidateMode, bool? enableFeedback, AlignmentGeometry alignment = _i4.AlignmentDirectional.centerStart, BorderRadius? borderRadius, EdgeInsetsGeometry? padding})
Properties
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
inherited
-
createElement(
) → StatelessElement -
Creates a StatelessElement to manage this widget's location in the tree.
inherited
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of DiagnosticsNode objects describing this node's
children.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringDeep(
{String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) → String -
Returns a string representation of this node and its descendants.
inherited
-
toStringShallow(
{String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a one-line detailed description of the object.
inherited
-
toStringShort(
) → String -
A short, textual description of this widget.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited