com.vaadin.flow.router

Interface BeforeLeaveObserver

All Superinterfaces:

BeforeLeaveHandler, Serializable

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface BeforeLeaveObserver
extends BeforeLeaveHandler

Any com.vaadin.ui.Component implementing this interface will be informed when they are being detached from the UI.

During this phase there is the possibility to reroute to another navigation target or to postpone the navigation (to for instance get user input).

Since:

1.0

Author:

Vaadin Ltd

Method Summary

Methods inherited from interface com.vaadin.flow.router.internal.BeforeLeaveHandler

beforeLeave