SWING event listener

SWING event listener

The event listener represents the interface responsible for handling the event. J ava provides a variety of event listener classes, but we'll discuss those that are used more frequently. E ach method of an event listener has an argument as an object that is a sub-class of the EventObject class. For example, the mouse event listener's method accepts an instance of MouseEvent, where MouseEvent is derived from EventObject.

EventListner interface

It is a tag interface that must be extended by each listener interface. This class is defined in the java.util package.

Class declaration

Here's a statement from the java.util.EventListener interface:

public interface EventListener

SWING Event Listener Interface:

Below is a list of common event listeners.