ScopeWidgetAccess<W extends ScopeWidgetBase<W>> class final ScopeWidget

The three accessors of one ScopeWidgetBase, with its type argument named once.

final class ApiConfig extends ScopeWidgetBase<ApiConfig> {
  static const access = ScopeWidgetAccess<ApiConfig>();
  …
}

final key = ApiConfig.access.select(context, (widget) => widget.apiKey);

Constructors

ScopeWidgetAccess()

Creates an accessor for the widget scope W.

const

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

maybeOf(BuildContext context, {required bool listen}) → W?

Tries to find and return the scope widget.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

of(BuildContext context, {required bool listen}) → W

Finds and returns the scope widget, or throws.

select<V extends Object?>(BuildContext context, V selector(W widget)) → V

Selects a single parameter of the scope and subscribes to it.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited