JAVA GUI ile Hesap Makinesi Kodlar

public class Hesaplar {
	private static double x;
	private static double y;
	
	public Hesaplar (double x, double y) {
		Hesaplar.setX(x);
		Hesaplar.setY(y);
	}
	
	public static double sum() {
		return getX() + getY();
	}
	
	public static double miles() {
		return getX() - getY();
	}
	
	public static double times() {
		return getX() * getY();
	}
	
	public static double divide() {
		return getX() / getY();
	}
	
	public static double getX() {
		return x;
	}
	
	public static double getY() {
		return y;
	}

	public static **** setX(double x) {
		Hesaplar.x = x;
	}

	public static **** setY(double y) {
		Hesaplar.y = y;
	}
}

import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JLabel;
import java.awt.Color;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import javax.swing.JTextField;
import java.awt.Font;
import javax.swing.SwingConstants;

public class Pencere1 {

	private JFrame frame;
	private JTextField textField;
	private JTextField textField_1;
	private JTextField textField_2;

	/**
	 * Launch the application.
	 */
	public static **** main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public **** run() {
				try {
					Pencere1 window = new Pencere1();
					window.frame.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	/**
	 * Create the application.
	 */
	public Pencere1() {
		initialize();
	}

	/**
	 * Initialize the contents of the frame.
	 */
	private **** initialize() {
		frame = new JFrame();
		frame.setBounds(100, 100, 321, 297);
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.getContentPane().setLayout(null);
		
		JLabel lblCdcdcdc = new JLabel("");
		lblCdcdcdc.setBounds(0, 0, 0, 0);
		frame.getContentPane().add(lblCdcdcdc);
		
		JLabel label_1 = new JLabel("");
		label_1.setBounds(0, 22, 318, -22);
		frame.getContentPane().add(label_1);
		
		JLabel lblFirstValue = new JLabel("\u0130lk Say\u0131");
		lblFirstValue.setBounds(46, 27, 80, 16);
		frame.getContentPane().add(lblFirstValue);
		
		JLabel label = new JLabel("\u0130kinci Say\u0131");
		label.setBounds(46, 56, 80, 16);
		frame.getContentPane().add(label);
		
		textField = new JTextField();
		textField.setBounds(126, 24, 149, 22);
		frame.getContentPane().add(textField);
		textField.setColumns(10);
		
		textField_1 = new JTextField();
		textField_1.setColumns(10);
		textField_1.setBounds(126, 53, 149, 22);
		frame.getContentPane().add(textField_1);
		
		textField_2 = new JTextField();
		textField_2.setColumns(10);
		textField_2.setBounds(126, 83, 149, 22);
		frame.getContentPane().add(textField_2);
		
		JButton btnNewButton = new JButton("+");
		btnNewButton.addActionListener(new ActionListener() {
			public **** actionPerformed(ActionEvent arg0) {
				
				int x = Integer.parseInt(textField.getText());
				Hesaplar.setX(x);
				
				int y = Integer.parseInt(textField_1.getText());
				Hesaplar.setY(y);
				
				double z = Hesaplar.sum();
				
				textField_2.setText(z + "");
			}
		});
		
		btnNewButton.setBounds(46, 135, 97, 25);
		frame.getContentPane().add(btnNewButton);

		JButton btnNewButton_1 = new JButton("-");
		btnNewButton_1.addActionListener(new ActionListener() {
			public **** actionPerformed(ActionEvent arg0) {
				
				int x = Integer.parseInt(textField.getText());
				Hesaplar.setX(x);
				
				int y = Integer.parseInt(textField_1.getText());
				Hesaplar.setY(y);
				
				double z = Hesaplar.miles();
				
				textField_2.setText(z + "");
			}
		});
		
		btnNewButton_1.setBounds(160, 135, 97, 25);
		frame.getContentPane().add(btnNewButton_1);
		
		JLabel label_2 = new JLabel("Sonu\u00E7 : ");
		label_2.setBounds(46, 86, 80, 16);
		frame.getContentPane().add(label_2);
		
		JButton button = new JButton("*");
		button.addActionListener(new ActionListener() {
			public **** actionPerformed(ActionEvent e) {
				int x = Integer.parseInt(textField.getText());
				Hesaplar.setX(x);
				
				int y = Integer.parseInt(textField_1.getText());
				Hesaplar.setY(y);
				
				double z = Hesaplar.times();
				
				textField_2.setText(z + "");
			}
		});
		button.setBounds(46, 169, 97, 25);
		frame.getContentPane().add(button);
		
		JButton button_1 = new JButton("/");
		button_1.addActionListener(new ActionListener() {
			public **** actionPerformed(ActionEvent e) {
				int x = Integer.parseInt(textField.getText());
				Hesaplar.setX(x);
				
				int y = Integer.parseInt(textField_1.getText());
				Hesaplar.setY(y);
				
				double z = Hesaplar.divide();
				
				textField_2.setText(z + "");
			}
		});
		button_1.setBounds(160, 169, 97, 25);
		frame.getContentPane().add(button_1);
		
		JLabel lblNewLabel = new JLabel("Nmanga9");
		lblNewLabel.setHorizontalAlignment(SwingConstants.CENTER);
		lblNewLabel.setFont(new Font("Tahoma", Font.PLAIN, 23));
		lblNewLabel.setForeground(Color.BLUE);
		lblNewLabel.setBackground(Color.WHITE);
		lblNewLabel.setBounds(46, 199, 206, 50);
		frame.getContentPane().add(lblNewLabel);
	}
}