StateController<T> class

A StateNotifier that allows modifying its state from outside.

This avoids having to make a StateNotifier subclass for simple scenarios.

Inheritance

Constructors

StateController(T _state)
Initialize the state of StateController.

Properties

debugState → T
A development-only way to access state outside of StateNotifier.
no setterinherited
hashCode int
The hash code for this object.
no setterinherited
hasListeners bool
If a listener has been added using addListener and hasn't been removed yet.
no setterinherited
mounted bool
Whether dispose was called or not.
no setterinherited
onError ErrorListener?
A callback for error reporting if one of the listeners added with addListener throws.
getter/setter pairinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
state ↔ T
The current "state" of this StateNotifier.
getter/setter pairoverride
stream Stream<T>
A broadcast stream representation of a StateNotifier.
no setterinherited

Methods

addListener(Listener<T> listener, {bool fireImmediately = true}) RemoveListener
Subscribes to this object.
inherited
dispose() → void
Frees all the resources associated with this object.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() String
A string representation of this object.
inherited
update(T cb(T state)) → T
Calls a function with the current state and assigns the result as the new state.
updateShouldNotify(T old, T current) bool
Whether to notify listeners or not when state changes
inherited

Operators

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