SumApplet.java
Aim:
To find sum of two numbers using AWT & Applet class
Source code:
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class SumApplet extends Applet implements ActionListener
{
int a,b,sum;
Label l1=new Label("a value");
TextField t1=new TextField(5);
Label l2=new Label("b value");
TextField t2=new TextField(5);
Button b1=new Button("sum");
public void init()
{
add(l1); add(t1); add(l2); add(t2); add(b1);
b1.addActionListener(this);
}
public void paint(Graphics g)
{
g.drawString("Sum of two numbers="+sum,20,70);
}
public void actionPerformed(ActionEvent e)
{
a=Integer.parseInt(t1.getText());
b=Integer.parseInt(t2.getText());
sum=a+b;
repaint();
}
}
// <applet code="FirstApplet.class" height=200 width=200> </applet>
Output:
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