ChangeNotifierProvider<T extends ChangeNotifier> class

Creates a ChangeNotifier and subscribes to it.

Note: By using Riverpod, ChangeNotifier will no-longer be O(N^2) for dispatching notifications, but instead O(N)

Inheritance
Annotations
  • @sealed

Constructors

ChangeNotifierProvider(Create<T, ProviderReference> _create, {String? name})
Creates a ChangeNotifier and subscribes to it.

Properties

argument Object?
If this provider was created with the .family modifier, argument is variable used.
no setterinherited
debugId String
A unique identifier for this provider, used by devtools to differentiate providers
latefinalinherited
from Family<dynamic, dynamic, dynamic, ProviderReference, RootProvider>?
If this provider was created with the .family modifier, from is the .family instance.
no setterinherited
hashCode int
The hash code for this object.
no setterinherited
name String?
A custom label for providers.
finalinherited
notifier AlwaysAliveProviderBase<T, T>
Obtains the ChangeNotifier associated with this provider, but without listening to it.
latefinal
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

create(ProviderReference ref) → T
override
createElement() ProviderElement<T, T>
An internal method that defines how a provider behaves.
inherited
createState() → _ChangeNotifierProviderState<T>
An internal method that creates the state of a provider.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
overrideWithProvider(AlwaysAliveProviderBase<Object?, T> provider) → ProviderOverride
Overrides the behavior of this provider with another provider.
inherited
overrideWithValue(T value) Override
Overrides the behavior of a provider with a value.
select<Selected>(Selected selector(T value)) ProviderListenable<Selected>
Partially listen to a provider.
inherited
toString() String
A string representation of this object.
inherited

Operators

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

Constants

autoDispose → const AutoDisposeChangeNotifierProviderBuilder
Marks the provider as automatically disposed when no-longer listened.
family → const ChangeNotifierProviderFamilyBuilder
A group of providers that builds their value from an external parameter.