LicenseViewer.java

/* Copyright (c) 2008-2010, developers of the Ascension Log Visualizer
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom
 * the Software is furnished to do so, subject to the following
 * conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */
package com.googlecode.logVisualizer.gui;

import java.awt.CardLayout;
import java.awt.GridLayout;
import java.io.BufferedReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JSplitPane;
import javax.swing.JTextArea;
import javax.swing.WindowConstants;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;

import net.java.dev.spellcast.utilities.DataUtilities;
import net.java.dev.spellcast.utilities.UtilityConstants;

import org.jfree.ui.RefineryUtilities;

public final class LicenseViewer extends JDialog {
    /**
     * 
     */
    private static final long serialVersionUID = -2053275150404391206L;
    private final List<BufferedReader> licenses;

    /**
     * @param owner
     *            The JFrame which owns this dialog.
     * @param licenses
     *            The licenses meant to be displayed.
     */
    public LicenseViewer(final JFrame owner) {
        super(owner, true);
        this.licenses = new ArrayList<>();
        this.licenses.add(DataUtilities.getReader(
                UtilityConstants.LICENSE_DIRECTORY,
                "License Ascension Log Visualizer.txt"));
        this.licenses.add(DataUtilities.getReader(
                UtilityConstants.LICENSE_DIRECTORY, "License JCommon.txt"));
        this.licenses.add(DataUtilities.getReader(
                UtilityConstants.LICENSE_DIRECTORY, "License JFreeChart.txt"));
        this.licenses.add(DataUtilities.getReader(
                UtilityConstants.LICENSE_DIRECTORY, "License Spellcast.txt"));
        this.licenses.add(DataUtilities.getReader(
                UtilityConstants.LICENSE_DIRECTORY, "License SwingFX.txt"));
        this.setLayout(new GridLayout());
        this.addGUIElements();
        this.setSize(800, 600);
        this.setTitle("License and copyright notices");
        RefineryUtilities.centerFrameOnScreen(this);
        this.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
        this.setVisible(true);
    }

    private void addGUIElements() {
        final JSplitPane splitter = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);
        final JList<String> licenseMenu = new JList<>();
        final JPanel licenseArea = new JPanel(new CardLayout());
        licenseMenu
                .setSelectionMode(javax.swing.ListSelectionModel.SINGLE_SELECTION);
        licenseMenu.setModel(new javax.swing.AbstractListModel<String>() {
            /**
             * 
             */
            private static final long serialVersionUID = 1L;
            String[] strings = { "Ascension Log Visualizer", "License JCommon",
                    "License JFreeChart", "License Spellcast",
                    "License SwingFX" };

            @Override
            public int getSize() {
                return this.strings.length;
            }

            @Override
            public String getElementAt(final int i) {
                return this.strings[i];
            }
        });
        licenseMenu.setSelectedIndex(0);
        licenseMenu.addListSelectionListener(new ListSelectionListener() {
            @Override
            public void valueChanged(final ListSelectionEvent lse) {
                if (!lse.getValueIsAdjusting()) {
                    ((CardLayout) licenseArea.getLayout()).show(licenseArea,
                            licenseMenu.getSelectedValue().toString());
                }
            }
        });
        for (int i = 0; i < this.licenses.size(); i++) {
            final JTextArea licenseText = new JTextArea();
            final JScrollPane scrollPane = new JScrollPane(licenseText);
            licenseText.setLineWrap(true);
            licenseText.setWrapStyleWord(true);
            String tmpLine;
            try {
                while ((tmpLine = this.licenses.get(i).readLine()) != null) {
                    licenseText.append(tmpLine + "\n");
                }
                this.licenses.get(i).close();
            } catch (final IOException e) {
                e.printStackTrace();
            }
            licenseText.setCaretPosition(0);
            licenseArea.add(licenseMenu.getModel().getElementAt(i), scrollPane);
        }
        splitter.setLeftComponent(new JScrollPane(licenseMenu));
        splitter.setRightComponent(licenseArea);
        splitter.setDividerLocation(175);
        this.add(splitter);
    }
}