ReactiveValueListenableBuilder<T> class
A widget whose content stays synced with a ValueListenable.
This widget is a wrapper around ValueListenableBuilder widget that binds to a FormControl and stay synced with changes in the control. The form control is specified with the formControlName constructor argument.
See ValueListenableBuilder documentation for more information
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- ReactiveValueListenableBuilder
Constructors
-
ReactiveValueListenableBuilder({Key? key, required ReactiveListenableWidgetBuilder<
T> builder, String? formControlName, AbstractControl<T> ? formControl, Widget? child}) -
Create an instance of a ReactiveValueListenableBuilder.
const
Properties
-
builder
→ ReactiveListenableWidgetBuilder<
T> -
The builder that creates a widget depending on the value of the control.
final
- child → Widget?
-
Optionally child widget.
final
-
formControl
→ AbstractControl<
T> ? -
The control bound to this widgets.
final
- formControlName → String?
-
The name of the control bound to this widgets.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
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