PopupView.PopupVisibilityListener (vaadin-server 8.21.0 API)

All Superinterfaces:

java.util.EventListener, java.io.Serializable, SerializableEventListener

Enclosing class:

PopupView

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 static interface PopupView.PopupVisibilityListener
extends SerializableEventListener
```
Defines a listener that can receive a PopupVisibilityEvent when the visibility of the popup changes.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`popupVisibilityChange(PopupView.PopupVisibilityEvent event)`	Pass to `PopupView.PopupVisibilityEvent` to start listening for popup visibility changes.

- Method Detail
  - popupVisibilityChange
```
void popupVisibilityChange(PopupView.PopupVisibilityEvent event)
```
    Pass to PopupView.PopupVisibilityEvent to start listening for popup visibility changes.
    
    Parameters:
    
    event - the event
    
    See Also:
    
    PopupView.PopupVisibilityEvent, PopupView.addPopupVisibilityListener(PopupVisibilityListener)