StateMixin<T> mixin

Mixin that adds state management with status tracking.

This mixin provides a way to manage state with loading, error, success, and empty statuses. It's commonly used with controllers that handle async operations.

Superclass constraints
Mixin applications
Available extensions

Properties

hashCode int
The hash code for this object.
no setterinherited
isDisposed bool
no setterinherited
listenersLength int
Returns the number of active listeners.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
state → T
Alias for value for convenience.
no setter
status GetStatus<T>
The current status of the state.
getter/setter pair
value ↔ T
The current value of the state.
getter/setter pair

Methods

addListener(GetStateUpdate listener) Disposer
Register a closure to be called when the object notifies its listeners.
inherited
addListenerId(Object? key, GetStateUpdate listener) Disposer
Adds a listener to a specific group identified by key.
inherited
change(GetStatus<T> status) → void
Changes the status if it's different from the current status.
containsId(Object id) bool
Checks if a listener group with the given ID exists.
inherited
containsListener(GetStateUpdate listener) bool
inherited
dispose() → void
Disposes all listener groups.
inherited
disposeId(Object id) → void
Disposes a specific listener group.
inherited
futurize(Future<T> body(), {T? initialData, String? errorMessage, bool useEmpty = true}) → void
Executes a future and automatically handles status changes.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
notifyGroupChildrens(Object id) → void
Reports that a listener group was read.
inherited
obx(NotifierBuilder<T> widget, {Widget onError(String? error)?, Widget? onLoading, Widget? onEmpty, WidgetBuilder? onCustom}) Widget

Available on StateMixin<T>, provided by the StateExt extension

Builds a widget based on the current status.
refresh() → void
Notifies all listeners to update.
inherited
refreshGroup(Object id) → void
Refreshes only the listeners in a specific group.
inherited
removeListener(VoidCallback listener) → void
Remove a previously registered closure from the list of closures that the object notifies.
inherited
removeListenerId(Object id, VoidCallback listener) → void
Removes a listener from a specific group.
inherited
reportAdd(VoidCallback disposer) → void
Reports a disposer callback to the global notifier.
inherited
reportRead() → void
Reports that this notifier was read.
inherited
setEmpty() → void
Sets the status to empty.
setError(Object error) → void
Sets the status to error with the given error object.
setLoading() → void
Sets the status to loading.
setSuccess(T data) → void
Sets the status to success with the given data.
toString() String
A string representation of this object.
inherited

Operators

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