// <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 400, Short.MAX_VALUE)
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 300, Short.MAX_VALUE)
        );

        pack();
    }// </editor-fold>
    import java.awt.*;
    import javax.swing.*;
    import java.awt.event.*;
    import java.awt.Toolkit;
    public class Logon extends JFrame implements ActionListener{
        private JLabel uname,pass;
        private JTextField tuname,tpass;
        private JButton btok,btcancel,btclear;
        private JProgressBar pbar;
        public JPanel p=new JPanel();
        private Dimension d=Toolkit.getDefaultToolkit().getScreenSize();
        public Logon(){
             super("SandeepSchool");
              Sample s=new Sample(this);
             setResizable(false);
             setLocation(d.width/2-120,d.height/2-80);
             this.addWindowListener(new WindowAdapter(){
            @Override
                public void windowClosing(WindowEvent we){
                    System.exit(0);
                }
             });


             p.setLayout(null);

             uname=new JLabel("UserName:");
             uname.setBounds(15,30,100,30);

             tuname=new JTextField();
             tuname.setBounds(100,35,140,20);
             tuname.setText("");

             pass=new JLabel("Password:");
             pass.setBounds(15,90,100,30);

             tpass=new JTextField();
             tpass.setBounds(100,90,140,20);


             btok=new JButton("OK");
             btok.setBounds(10,160,75,20);
             btok.addActionListener(this);

             btcancel=new JButton("Cancel");
             btcancel.setBounds(90,160,75,20);
             btcancel.addActionListener(this);

             btclear=new JButton("Clear");
             btclear.setBounds(170,160,75,20);
             btclear.addActionListener(this);

             p.add(uname);
             p.add(tuname);
             p.add(pass);
             p.add(tpass);
             p.add(btok);
             p.add(btcancel);
             p.add(btclear);
             add(p);

         }

        public void actionPerformed(ActionEvent ae){
             if(ae.getSource()==btclear){
                  tuname.setText("");
                  tpass.setText("");
             }
             else if(ae.getSource()==btcancel){
                  System.exit(0);
             }
             else if(ae.getSource()==btok){

             }
        }
        public static void main(String args[]){
            Logon l=new Logon();
            l.setVisible(true);
            l.setSize(275,300);
        }

    }


    // Variables declaration - do not modify
    // End of variables declaration