import java.awt.*;

import java.awt.event.*;

class javaEventHandeling extends Frame implements ActionListener{

TextField tf;

javaEventHandeling(){

tf=new TextField();

tf.setBounds(165,60,200,20);// here 165 is x axis, 60 is y axis,100 is width and 20 is height of text field

Button b=new Button("Submit");

b.setBounds(220,120,80,30);

b.addActionListener(this);

add(b);

add(tf);

setSize(500,500);

setLayout(null);

setVisible(true);

}

public void actionPerformed(ActionEvent e){

tf.setText("Welcome By: Harendra");

}

public static void main(String[] args) {

new javaEventHandeling();

}

}