ProviderBase<State> class abstract

A base class for all providers.

Inheritance
Implemented types
Mixed in types
Implementers
Annotations
  • @immutable

Constructors

ProviderBase({required String? name, required Family? from, required Object? argument, required DebugGetCreateSourceHash? debugGetCreateSourceHash, required Iterable<ProviderOrFamily>? dependencies, required Iterable<ProviderOrFamily>? allTransitiveDependencies})
A base class for all providers.
const

Properties

allTransitiveDependencies Iterable<ProviderOrFamily>?
All the dependencies of a provider and their dependencies too.
finalinherited
argument Object?
If this provider was created with the .family modifier, argument is the variable that was used.
final
debugGetCreateSourceHash → DebugGetCreateSourceHash?
A debug-only fucntion for obtaining a hash of the source code of the initialization function.
final
dependencies Iterable<ProviderOrFamily>?
The list of providers that this provider potentially depends on.
finalinherited
from Family?
If this provider was created with the .family modifier, from is the .family instance.
final
hashCode int
The hash code for this object.
no setteroverride
name String?
A custom label for providers.
finalinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

addListener(Node node, void listener(State? previous, State next), {required void onError(Object error, StackTrace stackTrace)?, required void onDependencyMayHaveChanged()?, required bool fireImmediately}) ProviderSubscription<State>
Starts listening to this transformer
override
createElement() ProviderElementBase<State>
An internal method that defines how a provider behaves.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
read(Node node) → State
Obtains the result of this provider expression without adding listener.
override
select<Selected>(Selected selector(State value)) ProviderListenable<Selected>
Partially listen to a provider.
inherited
toString() String
A string representation of this object.
override

Operators

operator ==(Object other) bool
The equality operator.
override