com.vaadin.client.flow.reactive

Interface ReactiveValue

All Known Implementing Classes:

MapProperty, NodeList, NodeMap

public interface ReactiveValue

A reactive value fires reactive value change events when its value changes and registers itself as dependent on the current computation when the value is accessed.

A reactive value typically uses a ReactiveEventRouter for keeping track of listeners, firing events and registering the value as dependent to the current computation.

Since:

1.0

Author:

Vaadin Ltd

Method Summary

Modifier and Type	Method and Description
elemental.events.EventRemover	addReactiveValueChangeListener(ReactiveValueChangeListener reactiveValueChangeListener) Adds a listener that has a dependency to this value, and should be notified when this value changes.

Method Detail

addReactiveValueChangeListener

elemental.events.EventRemover addReactiveValueChangeListener(ReactiveValueChangeListener reactiveValueChangeListener)

Adds a listener that has a dependency to this value, and should be notified when this value changes.

Parameters:

reactiveValueChangeListener - the listener to add

Returns:

an event remover that can be used for removing the added listener