TextFieldPanel.java

package ro.virtualcampus.gui;

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

public class TextFieldPanel extends JPanel implements ActionListener {

    private static final long serialVersionUID = 1L;
    private JTextField username, password;
    private JButton submit;
    private JLabel text1, text2;
    private static final String USER = "stud";
    private static final String PASS = "stud";

    public TextFieldPanel() {
        setLayout(new GridLayout(4, 1));
        JPanel panou = new JPanel();
        panou.setLayout(new GridLayout(2, 2));
        text1 = new JLabel("Introduceti numele de utilizator si parola: ");
        username = new JTextField();
        password = new JPasswordField();
        submit = new JButton("Submit");
        text2 = new JLabel("");
        add(text1);
        panou.add(new JLabel("Username: "));
        panou.add(username);
        panou.add(new JLabel("Password: "));
        panou.add(password);
        add(panou);
        add(submit);
        add(text2);
        username.addActionListener(this);
        password.addActionListener(this);
        submit.addActionListener(this);
    }

    public void actionPerformed(ActionEvent e) {
        if (e.getActionCommand() == "Submit") {
            if ((username.getText().length() != 0) && (password.getText().length() != 0))
                if ((username.getText().equals(USER)) && (password.getText().equals(PASS)))
                    text2.setText("Datele introduse sunt corecte!");
                else
                    text2.setText("Datele introduse nu sunt valide!");
            else
                text2.setText("Nu ati introdus numele de utilizator si parola!");
        }
    }
    
}