/* * Copyright (c) 2000 David Flanagan.  All rights reserved. * This code is from the book Java Examples in a Nutshell, 2nd Edition. * It is provided AS-IS, WITHOUT ANY WARRANTY either expressed or implied. * You may study, use, and modify it for any non-commercial purpose. * You may distribute it non-commercially as long as you retain this notice. * For a commercial use license, or to purchase the book (recommended), * visit http://www.davidflanagan.com/javaexamples2. */package com.davidflanagan.examples.gui;import java.awt.*;import javax.swing.*;public class ColumnLayoutPane extends JPanel {    public ColumnLayoutPane() {	// Get rid of the default layout manager.	// We'll arrange the components ourselves.	this.setLayout(new ColumnLayout(5, 5, 10, ColumnLayout.RIGHT));	// Create some buttons and set their sizes and positions explicitly	for(int i = 0; i < 6; i++) {	    int pointsize = 8 + i*2;	    JButton b = new JButton("Point size " + pointsize);	    b.setFont(new Font("helvetica", Font.BOLD, pointsize));	    this.add(b);	}    }}