GUI based example-2

import java.awt.*;
class xg1
{
private Frame f;
private Panel pan;
public xg1()
{
f=new Frame("GUI Initialised");
pan=new Panel();
}
public void launchframe()
{
f.setSize(200,200);
f.setBackground(Color.blue);
f.setLayout(null);
pan.setSize(100,100);
pan.setBackground(Color.yellow);
f.add(pan);
f.setVisible(true);
}
public static void main(String args[])
{
xg1 guiwindow=new xg1();
guiwindow.launchframe();
}
}