Uses of Interface
java.awt.event.WindowListener

Packages that use WindowListener 
Package Description
com.sun.java.accessibility.util
Provides a collection of interfaces and classes that compose the Java Accessibility Utilities.
java.awt
Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.event
Provides interfaces and classes for dealing with different types of events fired by AWT components.
javax.swing
Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.plaf.basic
Provides user interface objects built according to the Basic look and feel.