Node<T extends Widget> class abstract

An instantiation of a Widget at a particular location in the Node tree.

Implementers

• ChildlessPaintedNode
• MultiChildNode
• PaintedNode
• ReassemblableNode
• SingleChildNode

Constructors

Node(T _widget)

Properties

context → BuildContext

late, final

hashCode → int

The hash code for this object.

no setter, inherited

parentNode ↔ Node<Widget>?

late, final

parentNodes → List<Node<Widget>>

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

widget ↔ T

If widget is updated while this Node is present in the Node tree, widgetWillUpdate and widgetDidUpdate are called.

getter/setter pair

Methods

dependenciesDidUpdate() → void

Called after the dependencies are updated.

dependOnInheritedWidgetOfExactType<U extends InheritedWidget>() → U

Returns the nearest parent InheritedWidget with the exact type U.

dispose() → void

Called after this Node is completely removed from the Node tree.

initialize() → void

Called after this Node is added to the Node tree.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

widgetDidUpdate(T oldWidget) → void

Called after the widget is updated. Use this to initialize the new widget.

widgetWillUpdate(T newWidget) → void

Called before the widget is updated. Use this to remove references to the previous widget.

Operators

operator ==(Object other) → bool

The equality operator.

inherited