import java.lang.*;
import java.awt.*;
import java.awt.event.*;

class VirtualKey extends Frame implements ActionListener {

    Button B1 = new Button("A");
    Button B2 = new Button("B");
    Button B3 = new Button("C");
    Button B4 = new Button("D");
    Button B5 = new Button("E");
    Button B6 = new Button("F");
    Button B7 = new Button("G");
    Button B8 = new Button("H");
    Button B9 = new Button("I");
    Button B10 = new Button("J");
    Button B11 = new Button("K");
    Button B12 = new Button("L");
    Button B13 = new Button("M");
    Button B14 = new Button("N");
    Button B15 = new Button("O");
    Button B16 = new Button("P");
    Button B17 = new Button("Q");
    Button B18 = new Button("R");
    Button B19 = new Button("S");
    Button B20 = new Button("T");
    Button B21 = new Button("U");
    Button B22 = new Button("V");
    Button B23 = new Button("W");
    Button B24 = new Button("X");
    Button B25 = new Button("Y");
    Button B26 = new Button("Z");

    VirtualKey() {

        FlowLayout f = new FlowLayout(0);
        setLayout(f);
        setSize(500, 500);

        add(B1);
        add(B2);
        add(B3);
        add(B4);
        add(B5);
        add(B6);
        add(B7);
        add(B8);
        add(B9);
        add(B10);
        add(B11);
        add(B12);
        add(B13);
        add(B14);
        add(B15);
        add(B16);
        add(B17);
        add(B18);
        add(B19);
        add(B20);
        add(B21);
        add(B22);
        add(B23);
        add(B24);
        add(B25);
        add(B26);

        B1.addActionListener(this);
        B2.addActionListener(this);
        B3.addActionListener(this);
        B4.addActionListener(this);
        B5.addActionListener(this);
        B6.addActionListener(this);
        B7.addActionListener(this);
        B8.addActionListener(this);
        B9.addActionListener(this);
        B10.addActionListener(this);
        B11.addActionListener(this);
        B12.addActionListener(this);
        B13.addActionListener(this);
        B14.addActionListener(this);
        B15.addActionListener(this);
        B16.addActionListener(this);
        B17.addActionListener(this);
        B18.addActionListener(this);
        B19.addActionListener(this);
        B20.addActionListener(this);
        B21.addActionListener(this);
        B22.addActionListener(this);
        B23.addActionListener(this);
        B24.addActionListener(this);
        B25.addActionListener(this);
        B26.addActionListener(this);

        setVisible(true);
    }

    public void actionPerformed(ActionEvent ae) {
        System.out.println("Action Performed" + ae.getSource().toString());
        if (ae.getSource().equals(B1)) {
            System.out.println("B1 Button Call");
        }
        if (ae.getSource().equals(B2)) {
            System.out.println("B2 Button Call");
        }
    }

    public static void main(String args[]) {
        VirtualKey VK = new VirtualKey();
    }
}