AboutDialog.java

/*
 *  UFO Saved Game Editor
 *  Copyright (C) 2010 Christopher Davoren
 * 
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 * 
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package net.rubikscomplex.ufosge.gui;

import java.awt.Component;
import java.awt.Container;
import java.awt.Desktop;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import javax.imageio.ImageIO;
import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import net.rubikscomplex.ufosge.resources.ResourceManager;


/**
 *
 * @author Chris Davoren
 */
public class AboutDialog extends JDialog implements ActionListener {
    protected HyperlinkLabel linkLabel;
    protected HyperlinkLabel licenseLinkLabel;
    
    public AboutDialog(Window owner) {
        super(owner, "About UFO Saved Game Editor");
        setIconImage(ResourceManager.getDefaultFrameIcon().getImage());
        setModal(true);
        setDefaultCloseOperation(DISPOSE_ON_CLOSE);

        ImageIcon iconImage = new ImageIcon();

        try {
            iconImage.setImage(ImageIO.read(ResourceManager.getImageResource("icon-128.png")));
        }
        catch(IOException e) {
            JOptionPane.showMessageDialog(this, "Error loading icon image:\n\n" + e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
        }

        JLabel iconLabel = new JLabel(iconImage);
        iconLabel.setAlignmentY(Component.TOP_ALIGNMENT);

        JLabel titleLabel = new JLabel("UFO Saved Game Editor");
        titleLabel.setAlignmentX(Component.LEFT_ALIGNMENT);
        titleLabel.setFont(titleLabel.getFont().deriveFont(Font.BOLD).deriveFont((float)(titleLabel.getFont().getSize() + 6)));

        JLabel versionLabel = new JLabel("Version " + ResourceManager.getProperty(ResourceManager.PROP_VERSION));
        versionLabel.setAlignmentX(Component.LEFT_ALIGNMENT);

        JLabel authorLabel = new JLabel("Copyright \u00A9 2010 Chris Davoren");
        authorLabel.setAlignmentX(Component.LEFT_ALIGNMENT);

        linkLabel = new HyperlinkLabel("http://www.rubikscomplex.net/ufosge/");
        linkLabel.setAlignmentX(Component.LEFT_ALIGNMENT);
        linkLabel.setActionCommand("link");
        linkLabel.addActionListener(this);

        // JLabel licenseLabel = new JLabel("This software is released under the GNU General Public License v3.0.\\nFor more information see:");
        // licenseLabel.setAlignmentX(Component.LEFT_ALIGNMENT);

        JTextArea licenseText = new JTextArea("This software is released under the GNU General Public License v3.  For more information see:");
        licenseText.setAlignmentX(Component.LEFT_ALIGNMENT);
        licenseText.setOpaque(false);
        licenseText.setFont(versionLabel.getFont());
        licenseText.setEditable(false);
        licenseText.setWrapStyleWord(true);
        licenseText.setColumns(30);
        licenseText.setLineWrap(true);

        licenseLinkLabel = new HyperlinkLabel("http://www.gnu.org/licenses/gpl-3.0.html");
        licenseLinkLabel.setAlignmentX(Component.LEFT_ALIGNMENT);
        licenseLinkLabel.setActionCommand("licenseLink");
        licenseLinkLabel.addActionListener(this);

        JPanel infoPanel = new JPanel();
        infoPanel.setLayout(new BoxLayout(infoPanel, BoxLayout.Y_AXIS));
        infoPanel.setBorder(BorderFactory.createEmptyBorder(0, 10, 10, 10));
        infoPanel.setAlignmentY(Component.TOP_ALIGNMENT);
        infoPanel.add(titleLabel);
        infoPanel.add(authorLabel);
        infoPanel.add(linkLabel);
        infoPanel.add(Box.createVerticalStrut(20));
        infoPanel.add(versionLabel);
        infoPanel.add(Box.createVerticalStrut(20));
        infoPanel.add(licenseText);
        infoPanel.add(licenseLinkLabel);
        
        JPanel upperPanel = new JPanel();
        upperPanel.setLayout(new BoxLayout(upperPanel, BoxLayout.X_AXIS));
        upperPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
        upperPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
        upperPanel.add(iconLabel);
        upperPanel.add(infoPanel);

        JButton okButton = new JButton("OK");
        okButton.setMnemonic(KeyEvent.VK_O);
        okButton.setAlignmentX(Component.CENTER_ALIGNMENT);
        okButton.addActionListener(this);

        Container contentPane = getContentPane();
        contentPane.setLayout(new BoxLayout(contentPane, BoxLayout.Y_AXIS));
        contentPane.add(upperPanel);
        contentPane.add(okButton);
        contentPane.add(Box.createVerticalStrut(10));

        getRootPane().setDefaultButton(okButton);

        pack();
        setResizable(false);
        setLocationRelativeTo(owner);
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        if (e.getActionCommand().equals("OK")) {
            this.dispose();
        }
        else if (e.getActionCommand().equals("link") || e.getActionCommand().equals("licenseLink")) {
            String url = ((HyperlinkLabel)e.getSource()).getText();

            try {
                Desktop.getDesktop().browse(new URI(url));
            }
            catch(IOException ioe) {
                JOptionPane.showMessageDialog(this, "A default browser could not be opened:\n\n" + ioe.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
            }
            catch(URISyntaxException se) {
                JOptionPane.showMessageDialog(this, "Internal URI syntax exception:\n\n" + se.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
            }
        }
    }
}