Classe: LogAcces

  1 package logacces;
  2 
  3 import javax.swing.*;
  4 import java.awt.*;
  5 import java.awt.event.*;
  6 
  7 public class LogAcces extends JFrame {
  8     public static void main(String[] args) {
  9         SwingUtilities.invokeLater(() -> {
 10             new LogAcces();
 11         });
 12     }
 13 
 14     public LogAcces() {
 15         try {
 16             UIManager.setLookAndFeel("javax.swing.plaf.nimbus.NimbusLookAndFeel");
 17         } catch (Exception e) {
 18             e.printStackTrace();
 19         }
 20         setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 21         setTitle("Procedura di Loggin");
 22         getContentPane().setLayout(null);
 23         //getContentPane().setBackground(Color.WHITE);
 24         setSize(400, 300);
 25         setLocationRelativeTo(null);
 26         setVisible(true);
 27 
 28         JLabel lblTit = new JLabel();
 29         lblTit.setFont(new Font("Arial", Font.BOLD, 20));
 30         lblTit.setText("Inserisci le Tue Credenziali");
 31         lblTit.setBounds(30, 5, 300, 30);
 32 
 33         JLabel lblUsr = new JLabel();
 34         lblUsr.setHorizontalAlignment(SwingConstants.RIGHT);
 35         lblUsr.setFont(new Font("Arial", Font.PLAIN, 16));
 36         lblUsr.setText("Inserisci Username:");
 37         lblUsr.setBounds(30, 48, 160, 30);
 38 
 39         JLabel lblPsw = new JLabel();
 40         lblPsw.setHorizontalAlignment(SwingConstants.RIGHT);
 41         lblPsw.setFont(new Font("Arial", Font.PLAIN, 16));
 42         lblPsw.setText("Inserisci Password:");
 43         lblPsw.setBounds(30, 78, 160, 30);
 44 
 45         JLabel lblOut = new JLabel();
 46         lblOut.setHorizontalAlignment(SwingConstants.CENTER);
 47         lblOut.setFont(new Font("Arial", Font.BOLD, 14));
 48         lblOut.setBounds(80, 180, 200, 40);
 49 
 50         JTextField jtxUsr = new JTextField("me@cersil.it");
 51         jtxUsr.setFont(new Font("Arial", Font.PLAIN, 14));        
 52         jtxUsr.setBounds(195, 50, 150, 30);
 53 
 54         JPasswordField jtxPsw = new JPasswordField("student");
 55         jtxPsw.setEchoChar('\u2022');
 56         jtxPsw.setFont(new Font("Arial", Font.PLAIN, 14));
 57         jtxPsw.setBounds(195, 80, 150, 30);
 58 
 59         JButton button = new JButton("Accedi");
 60         button.setBounds(265, 130, 80, 30);
 61 
 62         JCheckBox chkVedi = new JCheckBox("Vedi");
 63         chkVedi.setFont(new Font("Arial", Font.PLAIN, 14));
 64         chkVedi.setBounds(210, 125, 150, 30);
 65         chkVedi.addActionListener(new ActionListener() {
 66             public void actionPerformed(ActionEvent e) {
 67                 // Se il checkbox è selezionato, mostra la password
 68                 if (chkVedi.isSelected()) {
 69                     jtxPsw.setEchoChar((char) 0); // Mostra la password
 70                 } else {
 71                     jtxPsw.setEchoChar('\u2022'); // Nascondi la password con i puntini
 72                 }
 73             }
 74         });
 75 
 76         button.addActionListener(new ActionListener() {
 77             public void actionPerformed(ActionEvent e) {
 78                 // Verifica delle credenziali
 79                 String username = jtxUsr.getText();
 80                 String password = new String(jtxPsw.getPassword());
 81                 if (username.equals("me@cersil.it") && password.equals("student")) {
 82                     lblOut.setText("Accesso consentito");
 83                     lblOut.setForeground(Color.black);
 84                 } else {
 85                     lblOut.setText("Accesso negato");
 86                     lblOut.setForeground(Color.RED);
 87                 }
 88             }
 89         });
 90 
 91         add(lblTit);
 92         add(lblUsr);
 93         add(lblPsw);
 94         add(lblOut);
 95         add(jtxUsr);
 96         add(jtxPsw);
 97         add(button);
 98         add(chkVedi);
 99     }
100 }

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