ControlValueAccessor<T> class abstract

A bridge between a control and a native element.

A ControlValueAccessor abstracts the operations of writing a new value to a DOM element representing an input control.

Please see DefaultValueAccessor for more information.

Implementers

• CheckboxControlValueAccessor
• DefaultValueAccessor
• NumberValueAccessor
• RadioControlValueAccessor
• SelectControlValueAccessor

Constructors

ControlValueAccessor()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

onDisabledChanged(bool isDisabled) → void

This function is called when the control status changes to or from "DISABLED".

registerOnChange(ChangeFunction<T> f) → void

Set the function to be called when the control receives a change event.

registerOnTouched(TouchFunction f) → void

Set the function to be called when the control is touched.

toString() → String

A string representation of this object.

inherited

writeValue(T obj) → void

Write a new value to the element.

Operators

operator ==(Object other) → bool

The equality operator.

inherited