com.vaadin.event

Interface FieldEvents.FocusNotifier

All Superinterfaces:

Serializable

All Known Implementing Classes:

AbstractDateField, AbstractFocusable, AbstractLocalDateField, AbstractLocalDateTimeField, AbstractTextField, Accordion, Button, CheckBox, CheckBoxGroup, ColorPickerPopup, ComboBox, DateField, DateTimeField, InlineDateField, InlineDateTimeField, NativeButton, NativeSelect, PasswordField, RadioButtonGroup, TabSheet, TextArea, TextField, Window

Enclosing interface:

FieldEvents

public static interface FieldEvents.FocusNotifier
extends Serializable

The interface for adding and removing FocusEvent listeners. By implementing this interface a class explicitly announces that it will generate a FocusEvent when it receives keyboard focus.

Since:

6.2

See Also:

FieldEvents.FocusListener, FieldEvents.FocusEvent

Method Summary

Modifier and Type	Method and Description
Registration	addFocusListener(FieldEvents.FocusListener listener) Adds a FocusListener to the Component which gets fired when a Field receives keyboard focus.

Method Detail

addFocusListener

Registration addFocusListener(FieldEvents.FocusListener listener)

Adds a FocusListener to the Component which gets fired when a Field receives keyboard focus.

Parameters:

listener - the focus listener to add, not null

Returns:

a registration object for removing the listener

Since:

8.0

See Also:

FieldEvents.FocusListener, Registration