Big Java Late Objects
Big Java Late Objects
2nd Edition
ISBN: 9781119330455
Author: Horstmann
Publisher: WILEY
Question
Book Icon
Chapter 11, Problem 2PE
Program Plan Intro

  To implement a modified version of “Exercise E20.1”

Program plan:

  • In the file ThreeColorsFrame.java”, create a class ThreeColorsFrame” that creates a frame that contains a panel that displays one of three colors specified by the user,
    • Declare necessary variables.
    • Define default constructor.
    • Define the method “createControlPanel()” to create the control panel with buttons at the bottom of the frame.
    • Define the method “makeButton()” to make a button to change the color of the panel.
  • In the file ThreeColorsViewer.java”, create a class ThreeColorsViewer”,
    • Define the “main()” method,
      • Create an object for “ThreeColorsFrame”.
      • Set the fame to exit on close.
      • Set the frame’s title.
      • Make the frame visible.

Blurred answer
Knowledge Booster
Background pattern image
Recommended textbooks for you
Text book image
Database System Concepts
Computer Science
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:McGraw-Hill Education
Text book image
Starting Out with Python (4th Edition)
Computer Science
ISBN:9780134444321
Author:Tony Gaddis
Publisher:PEARSON
Text book image
Digital Fundamentals (11th Edition)
Computer Science
ISBN:9780132737968
Author:Thomas L. Floyd
Publisher:PEARSON
Text book image
C How to Program (8th Edition)
Computer Science
ISBN:9780133976892
Author:Paul J. Deitel, Harvey Deitel
Publisher:PEARSON
Text book image
Database Systems: Design, Implementation, & Manag...
Computer Science
ISBN:9781337627900
Author:Carlos Coronel, Steven Morris
Publisher:Cengage Learning
Text book image
Programmable Logic Controllers
Computer Science
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education