HasComponents.ComponentAttachDetachNotifier (Vaadin Flow Classic Components 23.3.0 API)

All Superinterfaces:

java.io.Serializable

All Known Subinterfaces:

ComponentContainer, Layout, SingleComponentContainer

All Known Implementing Classes:

AbsoluteLayout, AbstractComponentContainer, AbstractLayout, AbstractOrderedLayout, AbstractSingleComponentContainer, FormLayout, GridLayout, HorizontalLayout, Panel, VerticalLayout

Enclosing interface:

HasComponents
```
public static interface HasComponents.ComponentAttachDetachNotifier
extends java.io.Serializable
```
Interface for HasComponents implementations that support sending attach and detach events for components.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`com.vaadin.flow.shared.Registration`	`addComponentAttachListener(HasComponents.ComponentAttachListener listener)`	Listens the component attach events.
`com.vaadin.flow.shared.Registration`	`addComponentDetachListener(HasComponents.ComponentDetachListener listener)`	Listens the component detach events.

- Method Detail
  - addComponentAttachListener
```
com.vaadin.flow.shared.Registration addComponentAttachListener(HasComponents.ComponentAttachListener listener)
```
    Listens the component attach events.
    
    Parameters:
    
    listener - the listener to add, not null
    
    Returns:
    
    a registration object for removing the listener
    
    See Also:
    
    Registration
  - addComponentDetachListener
```
com.vaadin.flow.shared.Registration addComponentDetachListener(HasComponents.ComponentDetachListener listener)
```
    Listens the component detach events.