/**
 * TextFields 
 * Labels 
 * Buttons
 * CheckBox
 * Choice
 * Γιώργος Χρ. Μακρής (c) 2009
 * Panels 
 *  
 */

import java.applet.Applet;
import java.awt.event.*;
import java.awt.*;

public class panels2 extends java.applet.Applet implements ActionListener{

Panel pn1,pn2,pn3,pn4,pn12,pn34;
Button bt1;


public Color RandomColor() {
    Color c1;
    int bval,gval,rval;
    bval=(int)Math.floor(Math.random()*256);
    gval=(int)Math.floor(Math.random()*256);
    rval=(int)Math.floor(Math.random()*256);
    c1=new Color(bval,gval,rval);
    return c1;
}

public void init(){

    pn1=new Panel();
    pn2=new Panel();
    pn3=new Panel();
    pn4=new Panel();
    pn12=new Panel();
    pn34=new Panel();
    pn12.setLayout(new GridLayout(1,2,0,0));
    pn34.setLayout(new GridLayout(1,2,0,0));
    pn12.add(pn1);
    pn12.add(pn2);
    pn34.add(pn3);
    pn34.add(pn4);
    bt1=new Button("Νέο Χρώμμα ..");
    bt1.addActionListener(this);

    setLayout(new GridLayout(3,1,0,0));
    add(pn12);
    add(pn34);
    add(bt1);
    
}

    public void actionPerformed(ActionEvent e){
    pn1.setBackground(RandomColor());
    pn2.setBackground(RandomColor());
    pn3.setBackground(RandomColor());
    pn4.setBackground(RandomColor());
    // bt1.setBackground(RandomColor());
    }

}