This is a JAVA Pizza Builder GUI code. Please finish the program by completing the classes and methods in the starter code. The expected output and instructions is provided in the picture. Starter Code as follows:- import javax.swing.*; import javax.swing.border.*; import java.awt.*; import java.awt.event.*; public class PizzaBuilder { private static JFrame myFrame = new JFrame("Build a Pizza"); private static JRadioButton small, medium, large; private static ButtonGroup bg; private static JLabel sizeList = new JLabel("Sizes List: "); private static JLabel Price = new JLabel("Total $ "); private static JLabel totPrice = new JLabel("0.0"); private static JLabel topsPrice = new JLabel("Topping $ "); private static JLabel toppingsPrice = new JLabel("0.0"); private static final double LARGE=16.49; private static final double MEDIUM=13.49; private static final double SMALL=10.49; private static final double MEATITEM=2.25; private static final double VEGITEM=1.75; private static int meattopping=0; private static int vegtopping=0; private static JCheckBox sausage, pepperoni, canadian_ham, anchovies; private static JCheckBox mushroom, green_pepper, onion, black_olive; public static void main(String[] args) { myFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); myFrame.setLayout(new FlowLayout()); JPanel panelSizePrice = makeSizePricePanel(); JPanel panelCheck = makePizzaPanel(); myFrame.add(panelSizePrice); myFrame.add(panelCheck); myFrame.setSize(620,340); myFrame.setVisible(true); } private static JPanel makeSizePricePanel() { JPanel jp = new JPanel(); jp.setLayout(new GridLayout(2,4)); jp.setPreferredSize(new Dimension(575,100)); small = new JRadioButton("Small", true); totPrice.setText(String.valueOf(SMALL)); //add the other radiobuttons //set each one to the listener: pizzaSizeListen() //it is an ItemListener, not ActionListener bg = new ButtonGroup(); // add the radio buttons to the button group // add the sizelist, radio buttons, Price, totPrice, topsPrice // and toppingsPrice to the JPanel // order is VERY important return jp; } private static class pizzaSizeListen implements ItemListener { public void itemStateChanged(ItemEvent i) { double sizePrice=SMALL; //check which radio button was 'selected' and set the price //according to the constants, SMALL, MEDIUM, LARGE double pizzaPrice = sizePrice + Double.parseDouble(toppingsPrice.getText()); totPrice.setText(String.valueOf(pizzaPrice)); } } private static JPanel makePizzaPanel() { JPanel jp = new JPanel(); jp.setLayout(new GridLayout(2,4)); jp.setPreferredSize(new Dimension(575,100)); //make all the checkbox for each topping //set each one to the listener: pizaToppingListen() //add the checkboxes to the JPanel, meat first, then //veggies second Border blackline = BorderFactory.createLineBorder(Color.black); jp.setBorder(blackline); return jp; } private static class pizzaToppingListen implements ItemListener { public void itemStateChanged(ItemEvent i) { //check if each checkBox is selected, then // if state==1, then increment meattopping or vegtopping // else decrement meattopping or vegtopping double topsPrice = (meattopping * MEATITEM)+(vegtopping * VEGITEM); double sizePrice=0.0; if(small.isSelected()) { totPrice.setText(String.valueOf(SMALL)); sizePrice=SMALL; } if(medium.isSelected()) { totPrice.setText(String.valueOf(MEDIUM)); sizePrice=MEDIUM; } if(large.isSelected()) { totPrice.setText(String.valueOf(LARGE)); sizePrice=LARGE; } toppingsPrice.setText(String.valueOf(topsPrice)); totPrice.setText(String.valueOf(topsPrice + sizePric
This is a JAVA Pizza Builder GUI code. Please finish the program by completing the classes and methods in the starter code. The expected output and instructions is provided in the picture. Starter Code as follows:-
import javax.swing.*;
import javax.swing.border.*;
import java.awt.*;
import java.awt.event.*;
public class PizzaBuilder {
private static JFrame myFrame = new JFrame("Build a Pizza");
private static JRadioButton small, medium, large;
private static ButtonGroup bg;
private static JLabel sizeList = new JLabel("Sizes List: ");
private static JLabel Price = new JLabel("Total $ ");
private static JLabel totPrice = new JLabel("0.0");
private static JLabel topsPrice = new JLabel("Topping $ ");
private static JLabel toppingsPrice = new JLabel("0.0");
private static final double LARGE=16.49;
private static final double MEDIUM=13.49;
private static final double SMALL=10.49;
private static final double MEATITEM=2.25;
private static final double VEGITEM=1.75;
private static int meattopping=0;
private static int vegtopping=0;
private static JCheckBox sausage, pepperoni, canadian_ham, anchovies;
private static JCheckBox mushroom, green_pepper, onion, black_olive;
public static void main(String[] args) {
myFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
myFrame.setLayout(new FlowLayout());
JPanel panelSizePrice = makeSizePricePanel();
JPanel panelCheck = makePizzaPanel();
myFrame.add(panelSizePrice);
myFrame.add(panelCheck);
myFrame.setSize(620,340);
myFrame.setVisible(true);
}
private static JPanel makeSizePricePanel() {
JPanel jp = new JPanel();
jp.setLayout(new GridLayout(2,4));
jp.setPreferredSize(new Dimension(575,100));
small = new JRadioButton("Small", true);
totPrice.setText(String.valueOf(SMALL));
//add the other radiobuttons
//set each one to the listener: pizzaSizeListen()
//it is an ItemListener, not ActionListener
bg = new ButtonGroup();
// add the radio buttons to the button group
// add the sizelist, radio buttons, Price, totPrice, topsPrice
// and toppingsPrice to the JPanel
// order is VERY important
return jp;
}
private static class pizzaSizeListen implements ItemListener {
public void itemStateChanged(ItemEvent i)
{
double sizePrice=SMALL;
//check which radio button was 'selected' and set the price
//according to the constants, SMALL, MEDIUM, LARGE
double pizzaPrice = sizePrice + Double.parseDouble(toppingsPrice.getText());
totPrice.setText(String.valueOf(pizzaPrice));
}
}
private static JPanel makePizzaPanel() {
JPanel jp = new JPanel();
jp.setLayout(new GridLayout(2,4));
jp.setPreferredSize(new Dimension(575,100));
//make all the checkbox for each topping
//set each one to the listener: pizaToppingListen()
//add the checkboxes to the JPanel, meat first, then
//veggies second
Border blackline = BorderFactory.createLineBorder(Color.black);
jp.setBorder(blackline);
return jp;
}
private static class pizzaToppingListen implements ItemListener {
public void itemStateChanged(ItemEvent i) {
//check if each checkBox is selected, then
// if state==1, then increment meattopping or vegtopping
// else decrement meattopping or vegtopping
double topsPrice = (meattopping * MEATITEM)+(vegtopping * VEGITEM);
double sizePrice=0.0;
if(small.isSelected()) {
totPrice.setText(String.valueOf(SMALL));
sizePrice=SMALL;
}
if(medium.isSelected()) {
totPrice.setText(String.valueOf(MEDIUM));
sizePrice=MEDIUM;
}
if(large.isSelected()) {
totPrice.setText(String.valueOf(LARGE));
sizePrice=LARGE;
}
toppingsPrice.setText(String.valueOf(topsPrice));
totPrice.setText(String.valueOf(topsPrice + sizePrice));
}
}
}
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