PlatformDropdownButton<T> class

A platform aware DropdownButton

Inheritance

Constructors

PlatformDropdownButton({Key? key, required List<DropdownMenuItem<T>>? items, List<Widget> selectedItemBuilder(BuildContext context)?, T? value, Widget? hint, void onChanged(T? value)?, double? itemHeight, VoidCallback? onTap, PlatformBuilder<MaterialDropdownButtonData<T>>? material, PlatformBuilder<CupertinoDropdownButtonData<T>>? cupertino})
const

Properties

cupertino → PlatformBuilder<CupertinoDropdownButtonData<T>>?
final
hashCode → int
The hash code for this object.
no setterinherited
hint → Widget?
final
itemHeight → double?
final
items → List<DropdownMenuItem<T>>?
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
material → PlatformBuilder<MaterialDropdownButtonData<T>>?
final
onChanged → (void Function(T? value)?)
final
onTap → VoidCallback?
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
selectedItemBuilder → (List<Widget> Function(BuildContext context)?)
final
value → T?
final

Methods

build(BuildContext context) → Widget
Describes the part of the user interface represented by this widget.
override
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}) → 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