    001/* ========================================================================
    002 * JCommon : a free general purpose class library for the Java(tm) platform
    003 * ========================================================================
    004 *
    005 * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
    006 *
    007 * Project Info:  http://www.jfree.org/jcommon/index.html
    008 *
    009 * This library is free software; you can redistribute it and/or modify it
    010 * under the terms of the GNU Lesser General Public License as published by
    011 * the Free Software Foundation; either version 2.1 of the License, or
    012 * (at your option) any later version.
    013 *
    014 * This library is distributed in the hope that it will be useful, but
    015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017 * License for more details.
    018 *
    019 * You should have received a copy of the GNU Lesser General Public
    020 * License along with this library; if not, write to the Free Software
    021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022 * USA.
    023 *
    024 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025 * in the United States and other countries.]
    026 *
    027 * ---------------
    028 * AboutPanel.java
    029 * ---------------
    030 * (C) Copyright 2001-2004, by Object Refinery Limited.
    031 *
    032 * Original Author:  David Gilbert (for Object Refinery Limited);
    033 * Contributor(s):   -;
    034 *
    035 * $Id: AboutPanel.java,v 1.6 2007/11/02 17:50:36 taqua Exp $
    036 *
    037 * Changes (from 26-Oct-2001)
    038 * --------------------------
    039 * 26-Nov-2001 : Version 1 (DG);
    040 * 27-Jun-2002 : Added logo (DG);
    041 * 08-Oct-2002 : Fixed errors reported by Checkstyle (DG);
    042 *
    043 */
    044
    045package org.jfree.ui.about;
    046
    047import java.awt.BorderLayout;
    048import java.awt.Color;
    049import java.awt.Font;
    050import java.awt.GridLayout;
    051import java.awt.Image;
    052import javax.swing.BorderFactory;
    053import javax.swing.JLabel;
    054import javax.swing.JPanel;
    055import javax.swing.SwingConstants;
    056
    057import org.jfree.ui.RefineryUtilities;
    058
    059/**
    060 * A standard panel for displaying information about an application.
    061 *
    062 * @author David Gilbert
    063 */
    064public class AboutPanel extends JPanel {
    065
    066    /**
    067     * Constructs a panel.
    068     *
    069     * @param application  the application name.
    070     * @param version  the version.
    071     * @param copyright  the copyright statement.
    072     * @param info  other info.
    073     */
    074    public AboutPanel(final String application,
    075                      final String version,
    076                      final String copyright,
    077                      final String info) {
    078
    079        this(application, version, copyright, info, null);
    080
    081    }
    082
    083    /**
    084     * Constructs a panel.
    085     *
    086     * @param application  the application name.
    087     * @param version  the version.
    088     * @param copyright  the copyright statement.
    089     * @param info  other info.
    090     * @param logo  an optional logo.
    091     */
    092    public AboutPanel(final String application,
    093                      final String version,
    094                      final String copyright,
    095                      final String info,
    096                      final Image logo) {
    097
    098        setLayout(new BorderLayout());
    099
    100        final JPanel textPanel = new JPanel(new GridLayout(4, 1, 0, 4));
    101
    102        final JPanel appPanel = new JPanel();
    103        final Font f1 = new Font("Dialog", Font.BOLD, 14);
    104        final JLabel appLabel = RefineryUtilities.createJLabel(application, f1, Color.black);
    105        appLabel.setHorizontalTextPosition(SwingConstants.CENTER);
    106        appPanel.add(appLabel);
    107
    108        final JPanel verPanel = new JPanel();
    109        final Font f2 = new Font("Dialog", Font.PLAIN, 12);
    110        final JLabel verLabel = RefineryUtilities.createJLabel(version, f2, Color.black);
    111        verLabel.setHorizontalTextPosition(SwingConstants.CENTER);
    112        verPanel.add(verLabel);
    113
    114        final JPanel copyrightPanel = new JPanel();
    115        final JLabel copyrightLabel = RefineryUtilities.createJLabel(copyright, f2, Color.black);
    116        copyrightLabel.setHorizontalTextPosition(SwingConstants.CENTER);
    117        copyrightPanel.add(copyrightLabel);
    118
    119        final JPanel infoPanel = new JPanel();
    120        final JLabel infoLabel = RefineryUtilities.createJLabel(info, f2, Color.black);
    121        infoLabel.setHorizontalTextPosition(SwingConstants.CENTER);
    122        infoPanel.add(infoLabel);
    123
    124        textPanel.add(appPanel);
    125        textPanel.add(verPanel);
    126        textPanel.add(copyrightPanel);
    127        textPanel.add(infoPanel);
    128
    129        add(textPanel);
    130
    131        if (logo != null) {
    132            final JPanel imagePanel = new JPanel(new BorderLayout());
    133            imagePanel.add(new javax.swing.JLabel(new javax.swing.ImageIcon(logo)));
    134            imagePanel.setBorder(BorderFactory.createLineBorder(Color.black));
    135            final JPanel imageContainer = new JPanel(new BorderLayout());
    136            imageContainer.add(imagePanel, BorderLayout.NORTH);
    137            add(imageContainer, BorderLayout.WEST);
    138        }
    139
    140    }
    141
    142}