Chapter 13, Problem 1PC

Program Plan Intro

Scrollable Tax Calculator

Program Plan:

• Import the required packages.
• Define the class “ScrollableTaxCalculator”:
  • Define the components required.
  • Define the method “ScrollableTaxCalculator”:
    • Create the labels required.
    • Set the edit option for the labels created.
    • Create the slider component.
    • Set the spacing.
    • Create the panel required and add it.
    • Initialize the panel.
    • Pack the components that are created.
  • Define the class “SliderListener”
    • Define the required variables.
    • Set the decimal format of the numbers
    • Get the purchase amount and sales tax value
    • Calculate the total charges
    • Display the required values.
  • Define the main method
    • Call the method “ScrollableTaxCalculator”