AboutDialog.java

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package com.arcle.rmt.j2se.swing;
import javax.swing.*;
import javax.swing.text.JTextComponent;
import java.awt.Frame;
import java.awt.Component;
import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.BorderLayout;
import java.awt.event.*;
import java.awt.Window;
import java.io.InputStream;
import java.io.StringWriter;
import java.io.InputStreamReader;
import java.io.BufferedReader;
import java.io.IOException;

import com.arcle.rmt.j2se.swing.ui.MoreSwingUtilities;

public class AboutDialog extends JDialog {

    private static final String APP_NAME = "Rambutan";

    private static final String APP_DESC = "Requirements Management Tool for Busy System Analysts";

    private static final String ORG_NAME = "Arcle Technologies";

    private static final String ORG_URL = "http://www.arcle.com";

    private static final String COPYRIGHT = "Copyright (C) Sasmito Adibowo, 2003";


    private static final String RELEASE_VERSION = "0.1-rc1";


    public AboutDialog(Component owner) {
        super(MoreSwingUtilities.findFirstParentFrame(owner), true);
    }

    protected void dialogInit() {
        super.dialogInit();
        initChildren();
        layoutChildren();
        pack();
        setLocationRelativeTo(getOwner());
    }


    protected void initChildren() {
        lbLogo = new JLabel("(logo)");
        lbVersion = new JLabel(RELEASE_VERSION);
        lbAppName = new JLabel(APP_NAME);
        lbAppDesc = new JLabel(APP_DESC);
        lbCopyright = new JLabel(COPYRIGHT);
        lbOrgName = new JLabel(ORG_NAME);
        lbOrgURL = new JLabel(ORG_URL);


        btOk = new JButton("OK");
        btOk.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                dispose();
            }
        });

        btLicenses = new JButton("License...");
        btLicenses.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                cmdShowLicense();
            }
        });

        getRootPane().setDefaultButton(btOk);



    }

    protected void layoutChildren() {
        Container p1, p2, p3;
        FlowLayout fl;

        Container content = getContentPane();
        content.setLayout(new BorderLayout());

        // top logo and application name
        p1 = new JPanel();
            p1.setLayout(new BorderLayout());
            p1.add(new JScrollPane(lbLogo), BorderLayout.WEST);  // left logo

            // application name and verson
            p2 = Box.createVerticalBox();
                fl = new FlowLayout(FlowLayout.LEFT, 4, 0);
                p3 = new JPanel();
                    p3.setLayout(fl);
                    p3.add(lbAppName);
                    p3.add(lbVersion);
                p2.add(p3);
                p3 = new JPanel();
                    p3.setLayout(fl);
                    p3.add(lbAppDesc);
                p2.add(p3);
                p3 = new JPanel();
                    p3.setLayout(fl);
                    p3.add(lbCopyright);
                p2.add(p3);
                p3 = new JPanel();
                    p3.setLayout(fl);
                    p3.add(lbOrgName);
                p2.add(p3);
                p3 = new JPanel();
                    p3.setLayout(fl);
                    p3.add(lbOrgURL);
                p2.add(p3);
            p1.add(p2, BorderLayout.CENTER);
        content.add(p1, BorderLayout.NORTH);

        // center license information

        // bottom button
        p1 = new JPanel();
            p1.setLayout(new BorderLayout());
            p2 = new JPanel();
                p2.setLayout(new FlowLayout(FlowLayout.CENTER));
                p2.add(btOk);
            p1.add(p2, BorderLayout.CENTER);
        content.add(p1, BorderLayout.SOUTH);
    }


    protected void cmdShowLicense() {
        readLicense();
    }

    protected void readLicense() {
        try {
            BufferedReader license = new
                BufferedReader(new InputStreamReader(getClass().getResourceAsStream("/com/arcle/rmt/j2se/resources/license.txt")));
            String line;
            while ((line = license.readLine()) != null) {
                System.out.println(line);
            }

        } catch(IOException e) {
            e.printStackTrace();
        }

    }



    private JButton btOk;

    private JButton btLicenses;

    private JLabel lbLogo;

    private JLabel lbRelease;

    private JLabel lbVersion;

    private JLabel lbAppName;

    private JLabel lbAppDesc;

    private JLabel lbCopyright;

    private JLabel lbOrgName;

    private JLabel lbOrgURL;

}

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