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EventHandling codes:

EventHandling codes:

The event handling code can put into one of the following places:
1. same class
2. other class
3. anonymous class

Example of event handling within class

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

class DiamondEvent extends Frame implements ActionListener{
Textfield tf;
DiamondEvent(){

tf = new TextField();
tf.setBounds(40,50,60,20);

Button b = new Button(“click me”);
b.setBounds(100,120,85,35);

b.addActionListener(this);
add(b);
add(tf);

setSize(300,300);
setLayout(null);
setLayout(true);
}

public void actionPerform(ActionEvent e){
tf.setText(“ you are welcome”);
}

public static void main(String args[]){
new DiamondEvent();
}

}

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