ProviderBase<StateT> class abstract

A base class for all providers.

Inheritance
Implemented types
Mixed-in types
Implementers
Available extensions
Annotations
  • @immutable

Constructors

ProviderBase({required String? name, required Family<Object?>? 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<Object?>?
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(StateT? previous, StateT next), {required void onError(Object error, StackTrace stackTrace)?, required void onDependencyMayHaveChanged()?, required bool fireImmediately}) ProviderSubscription<StateT>
Starts listening to this transformer
override
createElement() ProviderElementBase<StateT>
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) → StateT
Obtains the result of this provider expression without adding listener.
override
select<Selected>(Selected selector(StateT 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