Skip to Main Content
Java 6 Illuminated: An Active Learning Approach, 2nd Edition
book

Java 6 Illuminated: An Active Learning Approach, 2nd Edition

by Julie Anderson, Herve J. Franceschi
February 2008
Intermediate to advanced content levelIntermediate to advanced
1288 pages
39h 39m
English
Jones & Bartlett Learning
Content preview from Java 6 Illuminated: An Active Learning Approach, 2nd Edition
848 CHAPTER 12 Graphical User Interfaces
Figure 12.7
Running Example 12.4
In the constructor, at lines 4041, we declare and instantiate the Button-
Handler event handler, bh. At lines 4345, we call the addActionListener
method to register the handler on our two buttons.
The output of this example is shown in Figure 12.7. When you run this
example, try entering a valid number into the text field, and press each but-
ton. Then try to enter text that cannot be converted to a number. Also, try
deleting either statement that registers the event listener on the buttons
(line 44 or 45), and run the application again.
12.7 Radio Buttons and Checkboxes
If you ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

JFC Swing Tutorial, The: A Guide to Constructing GUIs, Second Edition

JFC Swing Tutorial, The: A Guide to Constructing GUIs, Second Edition

Kathy Walrath, Mary Campione, Alison Huml, Sharon Zakhour
Java Illuminated, 4th Edition

Java Illuminated, 4th Edition

Julie Anderson, Hervé J. Franceschi

Publisher Resources

ISBN: 9780763749637