Chapter 12.2, Problem 12.15CP

Explanation of Solution

Responding to “RadioButton” clicks:

• “RadioButton” controls generate an “ActionEvent” when they are clicked.
• In order to create action event for a “RadioButton”, it is needed to register event handler with the control.
• Creating and registering process of an event handler for a “RadioButton” is similar to the creating and registering process of an event handler for a “Button”.

Example:

The example for generating action event when “RadioButton” controls are clicked.

radio1.setOnAction(event ->

{

displayLabel...