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SWING PROGRAM TO CHANGE BACKGROUND COLOR BASED ON BUTTON CLICK

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package Swing;

/**
 *
 * @author Administrator
 */

import java.awt.Color;
import javax.swing.*;
import java.awt.event.ActionListener;
import java.awt.event.*;
class Buttoncolor implements ActionListener
{

    JFrame fr;
    JPanel p;
    JButton b1,b2,b3,b4,b5;

    Buttoncolor()
    {
        fr=new JFrame("CLICK EVENT ON BUTTON COLOR SWING");
        p=new JPanel();
       
        b1=new JButton("RED");
        b2=new JButton("GREEN");
        b3=new JButton("BLUE");
        b4=new JButton("YELLOW");
        b5=new JButton("ORANGE");

        p.add(b1);
        p.add(b2);
        p.add(b3);
        p.add(b4);
        p.add(b5);

        b1.addActionListener(this);
        b2.addActionListener(this);
        b3.addActionListener(this);
        b4.addActionListener(this);
        b5.addActionListener(this);

        fr.addWindowListener(new close());

        fr.add(p);
        fr.setSize(800,800);
        fr.setVisible(true);
      }

    public void actionPerformed(ActionEvent e)
    {
        if(e.getSource()==b1)
        {
          p.setBackground(Color.red);
        }

        if(e.getSource()==b2)
        {
           p.setBackground(Color.green);
        }

        if(e.getSource()==b3)
        {
           p.setBackground(Color.blue);
        }

        if(e.getSource()==b4)
        {
           p.setBackground(Color.yellow);
        }
        if(e.getSource()==b5)
        {
           p.setBackground(Color.orange);
        }
    }
}

class close extends WindowAdapter
    {
        @Override
        public void windowClosing(WindowEvent e)
        {
        System.exit(0);
        }
    }

class UseBcolor
{
    public static void  main(String args[])
    {
        Buttoncolor obj =new Buttoncolor();
       
    }

}

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