Uses of Interface
java.awt.event.FocusListener

Packages that use FocusListener 
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.accessibility
Defines a contract between user-interface components and an assistive technology that provides access to those 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.
javax.swing.plaf.metal
Provides user interface objects built according to the Java look and feel (once codenamed Metal), which is the default look and feel.
javax.swing.text
Provides classes and interfaces that deal with editable and noneditable text components.