FormController class

Inheritance

Constructors

FormController()

Properties

hashCode int
The hash code for this object.
no setterinherited
hasListeners bool
Whether any listeners are currently registered.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
validities Map<FormKey, FutureOr<ValidationResult?>>
no setter
values Map<FormKey, dynamic>
no setter

Methods

addListener(VoidCallback listener) → void
Register a closure to be called when the object changes.
inherited
attach(BuildContext context, FormKey key, Object? value, Validator? validator) FutureOr<ValidationResult?>
detach(FormKey key) → void
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 will throw after the object is disposed).
override
getError(FormKey key) FutureOr<ValidationResult?>?
getState(FormKey key) FormValueState?
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
notifyListeners() → void
Call all the registered listeners.
inherited
removeListener(VoidCallback listener) → void
Remove a previously registered closure from the list of closures that are notified when the object changes.
inherited
revalidate(BuildContext context, FormValidationMode state) → void
toString() String
A string representation of this object.
inherited

Operators

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