StateNotifierBuilder<T> class Null safety

Listens to a StateNotifier and use it builds a widget tree based on the latest value.

This is similar to ValueListenableBuilder for ValueNotifier.

Inheritance

Constructors

StateNotifierBuilder({Key? key, required ValueWidgetBuilder<T> builder, required StateNotifier<T> stateNotifier, Widget? child})
Listens to a StateNotifier and use it builds a widget tree based on the latest value.
const

Properties

builder ValueWidgetBuilder<T>
A callback that builds a Widget based on the current value of stateNotifier
final
child Widget?
A cache of a subtree that does not depend on stateNotifier.
final
hashCode int
The hash code for this object.
@nonVirtualread-onlyinherited
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
runtimeType Type
A representation of the runtime type of the object.
read-onlyinherited
stateNotifier StateNotifier<T>
The listened StateNotifier.
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → _StateNotifierBuilderState<T>
Creates the mutable state for this widget at a given location in the tree.
override
debugDescribeChildren() List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children.
@protectedinherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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.
@nonVirtualinherited