JAVA EVENT HANDLING BY IMPLEMENTING ACTION LISTENER (JAVA)

 import java.awt.*;  

import java.awt.event.*;  

class AEvent extends Frame implements ActionListener{  

TextField tf;  

AEvent(){  

   

tf=new TextField();  

tf.setBounds(60,50,170,20);  

Button b=new Button("click me");  

b.setBounds(100,120,80,30);  

    

b.addActionListener(this);//passing current instance  

  

add(b);add(tf);  

setSize(300,300);  

setLayout(null);  

setVisible(true);  

}  

public void actionPerformed(ActionEvent e){  

tf.setText("Welcome");  

}  

public static void main(String args[]){  

new AEvent();  

}  

}