1. GUI Applications JCheckBox

2. Contents Problem: An Order Calculator for the Brandi’s Bagel House
Solution
Exercise: Implementing a Separate Model

3. A. Problem: An Order Calculator for the Brandi’s Bagel House
Brandi’s Bagel House has a bagel and coffee delivery service for the businesses in her neighborhood
Customers may call in and order white and whole wheat bagels with a variety of toppings
In addition, customers may order three different types of coffee (Delivery for coffee alone is not available, however)

4. Here is a complete price list
Bagels
White bagel $1.25
Whole wheat bagel $1.50
Toppings
Cream cheese $0.50
Butter $0.25
Peach jelly $0.75
Blueberry jam $0.75
Coffee
Regular coffee $1.25
Decaf coffee $1.25

5. Brandi, the owner, needs an “order calculator” application that her staff can use to calculate the price of an order as it is called in
The application should display the subtotal, the amount of a 6% sales tax, and the total of the order

7. B. Solution Developing the View Implementing Event Handlers
3.1. Implementing an event handler for the Exit button
3.2. Implementing an event handler for the Calculate button

8. 2. Developing the View Project name: OrderCalculator
Class name: OrderCalculatorView
Package: ordercalculator
Frame title: Order Calculator

9. The Food and Drink Panel
The Title Label
The Food and Drink Panel
The Bagel Panel
1 Button Group
The White Radio Button
The Whole wheat Radio Button
The Toppings Panel
4 Check Boxes
The Coffee Panel
4 Radio Buttons
The Button Panel
2 Buttons

11. 3.1. Implementing an event handler for the Exit button
This is an exercise for you

12. 3.2. Implementing an event handler for the Calculate button
Declaring the priceList map and implementing initPriceList()
Implementing getSubtotal()
Implementing the event handler

13. 3.2.1. Declaring the priceList map and implementing initPriceList()

14. 3.2.2. Implementing getSubtotal()

15. 3.2.3. Implementing the event handler

16. Exercise
Modify the application so that it has a separate Model class

17. Solution The Design The View & Controller The Model
The Data Transfer Object

18. 1. The Design

19. 2. The View & Controller

20. 3. The Model

21. 4. The Data Transfer Object

22. References
GUI Building in NetBeans IDE
Starting Out With Java 5 from control structures to objects. Tony Gaddis