ipt lbe3

//01DDT20F1122

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

public class LabTask3 extends JFrame {

    private JPasswordField _password;
    private JComboBox _user;
    private JCheckBox _showPassword;
    private JButton _buttonLogin;
    private JButton _buttonCancel;

    private JPanel _mainPanel;

    private String[] _userNameList = { "Zainal Abidin", "Moktar Dahari", "Fernando Forestieri", "John Jhonny Jonarthan", "Pele" };
    private String[] _userPasswordList = { "12345", "5555", "12435134", "423412", "1234156" };

    public LabTask3() {

        _mainPanel = new JPanel();
        _mainPanel.setLayout(new BoxLayout(_mainPanel, BoxLayout.Y_AXIS));

        this.createNewImageLabel("C:\\Users\\User\\Downloads\\profile1.png");
        _user = this.createNewComboBox("Username:",_userNameList);
        _password = this.createNewTextFieldForm("Password:", 10);
        _showPassword = this.createNewJCheckBox("Show Password", "                   ");

        String[] buttonName = {"Login", "Cancel"};
        JButton[] _buttonCollection = this.createNewJButton(buttonName);

        _buttonCollection[0].addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent evt) {

                if(_userPasswordList[_user.getSelectedIndex()].equals(_password.getText()))
                {
                    JOptionPane.showMessageDialog(new JFrame(), "SUCCESFULL LOGIN", "SUCCESSS!!", 1);
                }
                else
                {
                    JOptionPane.showMessageDialog(new JFrame(), "WRONG PASSWORD", "ERROR!!", 2);
                }

            }
        });

        _buttonCollection[1].addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent evt) {

                System.exit(0);

            }

        });

        _showPassword.addItemListener(new ItemListener() {
            @Override
            public void itemStateChanged(ItemEvent e) {
                if (e.getStateChange() == ItemEvent.SELECTED) {
                    System.out.println("SELECTED");
                    _password.setEchoChar((char) 0);

                } else {
                    System.out.println("DESELECTED");

                    _password.setEchoChar('*');
                }
            }
        });

        this.iniTialization();
    }

    private void iniTialization()
    {
        this.add(_mainPanel);
        this.setTitle("LabTask3");
        this.setDefaultCloseOperation(3);
        this.setVisible(true);
        this.setLayout(new FlowLayout());
        this.setSize(500,500);
    }

    private void createNewImageLabel(String path)
    {
        JPanel tempPanel = new JPanel(new FlowLayout() );
        JLabel image = new JLabel(new ImageIcon(path));
        tempPanel.add(image);
        _mainPanel.add(tempPanel);
    }

    private JPasswordField createNewTextFieldForm(String label, int textFieldsSize)
    {
        JPanel tempPanel = new JPanel(new FlowLayout(FlowLayout.LEFT) );

        JPasswordField tempTextField = new JPasswordField(textFieldsSize);
        tempPanel.add(new JLabel(label));
        tempPanel.add(tempTextField);

        _mainPanel.add(tempPanel);

        return tempTextField;
    }

    private JComboBox createNewComboBox(String label, String[] userList)
    {
        JPanel tempPanel = new JPanel(new FlowLayout(FlowLayout.LEFT) );
        JComboBox tempComboBox = new JComboBox(userList);


        tempPanel.add(new JLabel(label));
        tempPanel.add(tempComboBox);
        _mainPanel.add(tempPanel);

        return tempComboBox;
    }

    private JCheckBox createNewJCheckBox(String label, String spacer)
    {
        JPanel tempPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
        JCheckBox tempComboBox = new JCheckBox(label);


        tempPanel.add(new JLabel(spacer));
        tempPanel.add(tempComboBox);
        _mainPanel.add(tempPanel);

        return tempComboBox;
    }

    private JButton[] createNewJButton(String[] button)
    {
        JPanel tempPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
        JButton button1 = new JButton(button[0]);
        JButton button2 = new JButton(button[1]);
        button1.setPreferredSize(new Dimension(100, 40));
        button2.setPreferredSize(new Dimension(100, 40));

        tempPanel.add(button1);
        tempPanel.add(button2);
        _mainPanel.add(tempPanel);

        return new JButton[] {button1, button2};
    }

    public static void main(String args[])
    {
        new LabTask3();
    }


}