AboutDialog.java

/*
 * Copyright (C) 2014 GG-Net GmbH - Oliver Günther
 *
 * 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 eu.ggnet.dwoss.misc.help;

import java.awt.Window;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Properties;

import javax.swing.*;

import eu.ggnet.dwoss.util.HtmlDialog;

/**
 * Dialog for about and changelog.
 * <p/>
 * @author bastian.venz
 */
public class AboutDialog extends JDialog {

    static final URL LOGO_IMAGE = AboutDialog.class.getResource("about.png");

    /** Creates new form AboutDialog */
    public AboutDialog(Window window) {
        super(window);
        initComponents();
        logoLable.setIcon(new ImageIcon(LOGO_IMAGE));
        if ( window != null ) this.setLocationRelativeTo(window);
        setModalityType(ModalityType.APPLICATION_MODAL);

        try (InputStream is = loadProperties().openStream()) {
            Properties prop = new Properties();
            prop.load(is);
            String text
                    = "Copyright 2014" + "\n"
                    + "GG-Net GmbH, Oliver Günther" + "\n"
                    + "http://gg-net.de/" + "\n"
                    + "http://deutschewarenwirtschaft.de/" + "\n"
                    + "GPL v3 Lizenz" + "\n\n"
                    + "Version: app.version" + "\n"
                    + "System: project.version";
            for (Object key : prop.keySet()) {
                text = text.replace(key.toString(), prop.getProperty(key.toString()));
            }
            infoArea.setText(text);
        } catch (IOException e) {
            HtmlDialog htmlDialog = new HtmlDialog(this, ModalityType.MODELESS);
            htmlDialog.setText(e.getMessage());
        }
    }

    static URL loadProperties() {
        return AboutDialog.class.getResource("aboutDialog.properties");
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        logoLable = new javax.swing.JLabel();
        jPanel1 = new javax.swing.JPanel();
        jScrollPane2 = new javax.swing.JScrollPane();
        infoArea = new javax.swing.JTextArea();
        closeButton = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);

        jScrollPane2.setEnabled(false);

        infoArea.setColumns(20);
        infoArea.setRows(5);
        jScrollPane2.setViewportView(infoArea);

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jScrollPane2, javax.swing.GroupLayout.DEFAULT_SIZE, 251, Short.MAX_VALUE))
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addComponent(jScrollPane2, javax.swing.GroupLayout.DEFAULT_SIZE, 288, Short.MAX_VALUE)
                .addContainerGap())
        );

        closeButton.setText("Schließen");
        closeButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                closeButtonActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(logoLable, javax.swing.GroupLayout.PREFERRED_SIZE, 400, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                        .addGap(0, 0, Short.MAX_VALUE)
                        .addComponent(closeButton)))
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(logoLable, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(closeButton)
                .addContainerGap())
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void closeButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_closeButtonActionPerformed
        this.setVisible(false);
    }//GEN-LAST:event_closeButtonActionPerformed

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton closeButton;
    private javax.swing.JTextArea infoArea;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JLabel logoLable;
    // End of variables declaration//GEN-END:variables

    public static void main(String args[]) throws Exception {
        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
        new AboutDialog(null).setVisible(true);
        System.exit(0);
    }
}