MenuGrafico

package PRESENTACION;

import java.awt.Color;
import java.awt.EventQueue;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;

public class MenuGrafico {

    private JFrame frame;

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

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

    /**
     * Initialize the contents of the frame.
     */
    private void initialize() {
        frame = new JFrame();
        frame.getContentPane().setBackground(Color.BLACK);
        frame.setBounds(100, 100, 423, 601);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.getContentPane().setLayout(null);
        frame.setTitle("Calculadora ");
        frame.setResizable(false);
        frame.setLocationRelativeTo(null);
        JPanel panel = new JPanel();
        panel.setBounds(0, 0, 434, 10);
        frame.getContentPane().add(panel);

        IniciarTecladoNumerico();
        generarTeclasDeOperaciones();
        iniciarPantallaUsuario();

        }

    private void iniciarPantallaUsuario(){
        JPanel PantallaUsuario = new JPanel();
        PantallaUsuario.setBounds(30, 21, 350, 213);
        frame.getContentPane().add(PantallaUsuario);
        }

    private void generarTeclasDeOperaciones() {
            JButton btnNewButton_10 = new JButton("+");
            btnNewButton_10.setBounds(273, 266, 120, 38);
            frame.getContentPane().add(btnNewButton_10);

            JButton btnNewButton_11 = new JButton("-");
            btnNewButton_11.setBounds(273, 315, 120, 38);
            frame.getContentPane().add(btnNewButton_11);

            JButton btnNewButton_12 = new JButton("/");
            btnNewButton_12.setBounds(273, 364, 120, 38);
            frame.getContentPane().add(btnNewButton_12);

            JButton btnNewButton_13 = new JButton("x");
            btnNewButton_13.setBounds(273, 420, 120, 38);
            frame.getContentPane().add(btnNewButton_13);
        }

    private void IniciarTecladoNumerico() {
            JButton btnNewButton = new JButton("0");
            btnNewButton.setBounds(101, 470, 67, 56);
            frame.getContentPane().add(btnNewButton);

            JButton btnNewButton_1 = new JButton("1");
            btnNewButton_1.setBounds(30, 266, 64, 56);
            frame.getContentPane().add(btnNewButton_1);

            JButton btnNewButton_2 = new JButton("2");
            btnNewButton_2.setBounds(104, 266, 64, 56);
            frame.getContentPane().add(btnNewButton_2);

            JButton btnNewButton_3 = new JButton("5");
            btnNewButton_3.setBounds(104, 333, 64, 56);
            frame.getContentPane().add(btnNewButton_3);

            JButton btnNewButton_4 = new JButton("4");
            btnNewButton_4.setBounds(30, 333, 64, 56);
            frame.getContentPane().add(btnNewButton_4);

            JButton btnNewButton_5 = new JButton("3");
            btnNewButton_5.setBounds(178, 266, 64, 56);
            frame.getContentPane().add(btnNewButton_5);

            JButton btnNewButton_6 = new JButton("6");
            btnNewButton_6.setBounds(175, 333, 67, 56);
            frame.getContentPane().add(btnNewButton_6);

            JButton btnNewButton_7 = new JButton("7");
            btnNewButton_7.setBounds(30, 403, 64, 56);
            frame.getContentPane().add(btnNewButton_7);

            JButton btnNewButton_8 = new JButton("8");
            btnNewButton_8.setBounds(104, 403, 64, 56);
            frame.getContentPane().add(btnNewButton_8);

            JButton btnNewButton_9 = new JButton("9");
            btnNewButton_9.setBounds(178, 403, 64, 56);
            frame.getContentPane().add(btnNewButton_9);
        }

}