ValueModel<T> class
abstract
Model which only stores one value.
It can be used in the same way as ValueNotifier.
You can also use toString() to convert it to a Stream.
- Inheritance
-
- Object
- ChangeNotifier
- Model<
T> - ValueModel
- Implemented types
- Implementers
Constructors
- ValueModel(T value)
- Model which only stores one value.
Properties
- disposed → bool
-
True if the model is Disposed.
no setterinherited
- hashCode → int
-
The hash code for this object.
no setteroverride
- hasListeners → bool
-
Whether any listeners are currently registered.
no setterinherited
- notifyOnChangeValue → bool
-
If this value is
true
, the change will be notified when value itself is changed.no setter - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- value ↔ T
-
The current value stored in this notifier.
getter/setter pairoverride-getter
Methods
-
addListener(
VoidCallback listener) → void -
Register a closure to be called when the object changes.
inherited
-
dispose(
) → void -
Discards any resources used by the object. After this is called, the
object is not in a usable state and should be discarded (calls to
addListener and removeListener will throw after the object is
disposed).
override
-
initState(
) → void -
The method to be executed when initialization is performed.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notifyListeners(
) → void -
Call all the registered listeners.
override
-
removeListener(
VoidCallback listener) → void -
Remove a previously registered closure from the list of closures that are
notified when the object changes.
inherited
-
toNotifier<
V> (V converter(T value)) → ValueNotifier< V> - Generates a value notifier.
-
toString(
) → String -
A string representation of this object.
override
Operators
-
operator ==(
Object other) → bool -
The equality operator.
override