JAVA PROGRAM TO DEMONSTRATE STATUS OF A KEY ON APPLET WINDOW

 import java.applet.Applet;

import java.awt.Frame;

import java.awt.Label;

import java.awt.TextArea;

import java.awt.event.KeyEvent;

import java.awt.event.KeyListener;

import javax.swing.JOptionPane;

 

public class NewApplet4 extends Applet implements KeyListener {

      Frame f=new Frame();

      Label l,l1;   

    TextArea area; 

 

    public void init() {

     l = new Label(); 

         l1= new Label();

         l.setBounds (20, 50, 200, 20);

         l1.setBounds(225, 50, 200, 20);

         area = new TextArea();  

         area.setBounds (20, 80, 300, 300); 

         area.addKeyListener(this); 

         f.add(l);

         f.add(l1);

         f.add(area);   

         f.setSize (400, 400);   

         f.setLayout (null);   

         f.setVisible (true);    

    }

    @Override

    public void keyTyped(KeyEvent e) {

      l.setText ("Key Typed");

    }

 

    @Override

    public void keyPressed(KeyEvent e) {

     l.setText ("Key Pressed");   

    }

 

    @Override

    public void keyReleased(KeyEvent e) {

    l.setText ("Key Released");   

     String text = area.getText();

     String words[] = text.split ("\\s");   

     l1.setText ("Words: " + words.length + " Characters:" + text.length());

     if (e.getKeyCode() == KeyEvent.VK_ENTER) JOptionPane.showMessageDialog(f, "You have stopped typing the text", "STOP TYPING", JOptionPane.INFORMATION_MESSAGE);

    }

}

OUTPUT: