JsonDropdownButtonFormFieldBuilder class

Builder that can build an DropdownButtonFormField widget. See the fromDynamic for the format.

Inheritance

Constructors

JsonDropdownButtonFormFieldBuilder({required dynamic args})
const
JsonDropdownButtonFormFieldBuilder.fromModel(JsonDropdownButtonFormFieldBuilderModel model)
Constructor to build the widget via code rather than JSON. This is used to be able to encode widgets into JSON to help with the JSON generation. It can also be used to more easily debug widgets that are not working as expected.
factory

Properties

args → dynamic
finalinherited
hashCode → int
The hash code for this object.
no setterinherited
preferredSizeWidget → bool
finalinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
type → String
Returns the type of widget this widget contains.
no setteroverride

Methods

build({required ChildWidgetBuilder? childBuilder, required BuildContext context, required JsonWidgetData data}) → Widget
Builds the widget. If there are dynamic keys on the data object, and the widget is not a PreferredSizeWidget, then the returned widget will be wrapped by a stateful widget that will rebuild if any of the dynamic args change in value.
inherited
buildCustom({ChildWidgetBuilder? childBuilder, required BuildContext context, required JsonWidgetData data, Key? key}) → Widget
Builds the widget to render to the tree. If the data object has a non-empty id associated with it and the enabled property is true then this will attach the selected value to the JsonWidgetRegistry using the id as the key any time the selected value is changed.
override
createModel({ChildWidgetBuilder? childBuilder, required JsonWidgetData data}) → JsonDropdownButtonFormFieldBuilderModel
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited

Static Methods

fromDynamic(dynamic map, {JsonWidgetRegistry? registry}) → JsonDropdownButtonFormFieldBuilder

Constants

kType → const String