Class Main

src/javasemesterproject/Main.java:25–179

import javax.swing.Timer;

public class Main extends JFrame implements ActionListener{
    JPanel headerPanel, mainPanel, footerPanel;
    JButton LoginButton, SignupButton;
    JLabel title, footerLbl, mainScreenLbl;
    JMenuBar menuBar;
    JMenu file, about;
    JMenuItem aboutProject,aboutDevelopers, exit;
    public static Main main;
    public Main(){
        super("E-Learning System");
        setSize(1280,720);
        setLocation(35,30);
        setLayout(new BorderLayout());
        this.main = this;
        
        ImageIcon icon = new ImageIcon(ClassLoader.getSystemResource("javasemesterproject/icons/systemIcon.png"));
        setIconImage(icon.getImage());
        
        headerPanel = new JPanel(new BorderLayout());
        add(headerPanel, BorderLayout.NORTH);
        
        mainPanel = new JPanel();
        mainPanel.setLayout(null);
        add(mainPanel, BorderLayout.CENTER);
        
        footerPanel = new JPanel(new BorderLayout());
        add(footerPanel, BorderLayout.SOUTH);
        
        
        //Header Code
        aboutProject = new JMenuItem("About Project");    
        aboutDevelopers = new JMenuItem("About Developers");  
        menuBar = new JMenuBar();    
        about = new JMenu("About");
        exit = new JMenuItem("Exit");
        // Adding Shortcut key to close the window
        KeyStroke ctrlE = KeyStroke.getKeyStroke(KeyEvent.VK_E, Toolkit.getDefaultToolkit ().getMenuShortcutKeyMask());
        exit.setAccelerator(ctrlE);
        file = new JMenu("File");
        file.add(exit);
        about.add(aboutProject); about.add(aboutDevelopers);
        exit.addActionListener(this);
        aboutDevelopers.addActionListener(this);
        aboutProject.addActionListener(this);
        menuBar.add(file);
        menuBar.add(about);
        
        
        headerPanel.add(menuBar,BorderLayout.NORTH);
        ImageIcon i1 = new ImageIcon(ClassLoader.getSystemResource("javasemesterproject/icons/MainTitle.png"));
        Image i2 = i1.getImage().getScaledInstance(1280 ,96 ,Image.SCALE_DEFAULT);
        ImageIcon i3 =  new ImageIcon(i2);
        title = new JLabel(i3);
        headerPanel.add(title, BorderLayout.CENTER);
        
        
        JLabel clock = new JLabel();
        clock.setHorizontalAlignment(JLabel.RIGHT);