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Class BasicComboBoxUI.ItemHandler

java.lang.Object

javax.swing.plaf.basic.BasicComboBoxUI.ItemHandler

All Implemented Interfaces:: ItemListener, EventListener

Enclosing class:: BasicComboBoxUI

public class BasicComboBoxUI.ItemHandler extends Object implements ItemListener

This listener watches for changes to the selection in the combo box.

This public inner class should be treated as protected. Instantiate it only within subclasses of BasicComboBoxUI.

See Also:

Constructor Summary

Constructor	Description
`ItemHandler()`	Constructs a `ItemHandler`.

Method Summary

Modifier and Type	Method	Description
`void`	`itemStateChanged(ItemEvent e)`	Invoked when an item has been selected or deselected by the user.

Methods declared in class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ItemHandler

public ItemHandler()

Constructs a ItemHandler.

Method Details

itemStateChanged

public void itemStateChanged(ItemEvent e)

Description copied from interface: ItemListener

Invoked when an item has been selected or deselected by the user. The code written for this method performs the operations that need to occur when an item is selected (or deselected).

Specified by:: itemStateChanged in interface ItemListener
Parameters:: e - the event to be processed

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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/plaf/basic/BasicComboBoxUI.ItemHandler.html