JAVA EVENT HANDLING BY OUTER CLASS (JAVA)

 import java.awt.*;  

import java.awt.event.*;  

class AEvent2 extends Frame{  

TextField tf;  

AEvent2(){  

  

tf=new TextField();  

tf.setBounds(60,50,170,20);  

Button b=new Button("click me");  

b.setBounds(100,120,80,30);  

  

Outer o=new Outer(this);  

b.addActionListener(o); 

 

add(b);add(tf);  

setSize(300,300);  

setLayout(null);  

setVisible(true);  

}  

public static void main(String args[]){  

new AEvent2();  

}  

}   

class Outer implements ActionListener{  

AEvent2 obj;  

Outer(AEvent2 obj){  

this.obj=obj;  

}  

public void actionPerformed(ActionEvent e){  

obj.tf.setText("welcome");  

}  

}