Find the Burger game [Java]

package FTTG;

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.util.Random;

//@Cakemoth [20171705]
// Class [4]
// EXMP - [2] :BURGER:

public class FTTC extends JFrame{

	//Class Declarations

	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	JLabel label0 = new JLabel();

	JLabel label1 = new JLabel();

	JLabel label2 = new JLabel();

	static JLabel[] choiceLabel = new JLabel[3];

	static ImageIcon burger = new ImageIcon("burger.gif");

	static int burgerLocation;

	static Random myRandom = new Random();
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	JFrame FindBurger = new JFrame();
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	JButton newButton = new JButton();
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	static boolean isHot = false;
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	public static void main(String args[])
	{
		new FTTC();

	}
	//- - - - -Hamburger Finder- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	public FTTC()
	{
		setTitle("Trouver l'hamburger");
		setVisible(true);
		setResizable(false);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		 addWindowListener(new WindowAdapter()
		 {
		 public void windowClosing(WindowEvent evt)
		 {
		 exitForm(evt);
		 }
		 });
		 getContentPane().setLayout(new GridBagLayout());

		//Application Controls
		getContentPane().setLayout(new GridBagLayout());
		GridBagConstraints gridCons;
		gridCons = new GridBagConstraints();
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		GridBagConstraints gridConstraints;
		choiceLabel[0] = label0;
		choiceLabel[1] = label1;
		choiceLabel[2] = label2;
		for (int i = 0; i < 3; i++)
		{
		 gridConstraints = new GridBagConstraints();
		 choiceLabel[i].setPreferredSize(new
		Dimension(burger.getIconWidth(), burger.getIconHeight()));
		 choiceLabel[i].setOpaque(true);
		 choiceLabel[i].setBackground(Color.RED);
		 gridConstraints.gridx = i;
		 gridConstraints.gridy = 0;
		 gridConstraints.insets = new Insets(10, 10, 10, 10);
		 getContentPane().add(choiceLabel[i], gridConstraints);
		 choiceLabel[i].addMouseListener(new MouseAdapter()
		 {
		 public void mouseClicked(MouseEvent e)
		 {
		 labelMouseClicked(e);
		 }
		 });
		}


    //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		newButton.setText("Play Again");
		gridConstraints = new GridBagConstraints();
		gridConstraints.gridx = 1;
		gridConstraints.gridy = 1;
		gridConstraints.insets = new Insets(10, 10, 10, 10);
		getContentPane().add(newButton, gridConstraints);
		newButton.addActionListener(new ActionListener()
		{
		 public void actionPerformed(ActionEvent e)
		 {
		 newButtonActionPerformed(e);
		 }
		});
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		newButton.doClick();
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		pack();

		Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
		setBounds((int) (0.5 *(screenSize.width - getWidth())), (int) (0.5 * (screenSize.height - getHeight())), getWidth(), getHeight());
	}
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	 private void exitForm(WindowEvent evt)
	 {
	 System.exit(0);
	 }

	 private void labelMouseClicked(MouseEvent e)
	 {
		 Component clickedComponent = e.getComponent();
		 int choice;
		 for (choice = 0; choice < 3; choice++)
		 {
		 if (clickedComponent == choiceLabel[choice])
		 {
		 break;
		 }
		 }
		 choiceLabel[choice].setBackground(Color.WHITE);
		 if (choice == burgerLocation)
		 {
		 choiceLabel[choice].setIcon(burger);
		 newButton.setEnabled(true);
		 }
	 }

	 private void newButtonActionPerformed(ActionEvent e)
	 {
		// clear boxes and hide burger
		 for (int i = 0; i < 3; i++)
		 {
		 choiceLabel[i].setIcon(null);
		 choiceLabel[i].setBackground(Color.RED);
		 }
		 burgerLocation = myRandom.nextInt(3);
		 newButton.setEnabled(false);

	 }
	//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
}