/* $Id: SystemInfoDialog.java 17841 2010-01-12 19:17:52Z linus $

  *****************************************************************************

  * Copyright (c) 2009 Contributors - see below

  * All rights reserved. This program and the accompanying materials

  * are made available under the terms of the Eclipse Public License v1.0

  * which accompanies this distribution, and is available at

  * http://www.eclipse.org/legal/epl-v10.html

  *

  * Contributors:

  *    tfmorris

  *****************************************************************************

  *

  * Some portions of this file was previously release using the BSD License:

  */

 // Copyright (c) 2003-2007 The Regents of the University of California. All

 // Rights Reserved. Permission to use, copy, modify, and distribute this

 // software and its documentation without fee, and without a written

 // agreement is hereby granted, provided that the above copyright notice

 // and this paragraph appear in all copies.  This software program and

 // documentation are copyrighted by The Regents of the University of

 // California. The software program and documentation are supplied "AS

 // IS", without any accompanying services from The Regents. The Regents

 // does not warrant that the operation of the program will be

 // uninterrupted or error-free. The end-user understands that the program

 // was developed for research purposes and is advised not to rely

 // exclusively on the program for any reason.  IN NO EVENT SHALL THE

 // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,

 // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,

 // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF

 // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF

 // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY

 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE

 // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF

 // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,

 // UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

 /*

  * SystemInfoDialog.java

  */

 package org.argouml.ui;

 import java.awt.Frame;

 import java.awt.Insets;

 import java.awt.datatransfer.Clipboard;

 import java.awt.datatransfer.ClipboardOwner;

 import java.awt.datatransfer.StringSelection;

 import java.awt.datatransfer.Transferable;

 import java.awt.event.ActionEvent;

 import java.awt.event.ActionListener;

 import java.awt.event.WindowAdapter;

 import java.awt.event.WindowEvent;

 import javax.swing.JButton;

 import javax.swing.JScrollPane;

 import javax.swing.JTextArea;

 import org.argouml.application.helpers.ApplicationVersion;

 import org.argouml.i18n.Translator;

 import org.argouml.util.ArgoDialog;

 /**

  * Display System Information (JDK Version, JDK Vendor, etc).

  * A Copy to System Clipboard button is provided to help generate bug reports.

  *

  * @author Eugenio Alvarez

  */

 public class SystemInfoDialog extends ArgoDialog {

     /**

      * Version generated by Eclipse for rev. 1.12

      */

     private static final long serialVersionUID = 1595302214402366939L;

     /** Insets in pixels  */

     private static final int INSET_PX = 3;

     private JTextArea   info = new JTextArea();

     private JButton     runGCButton = new JButton();

     private JButton     copyButton = new JButton();

     /**

      * The constructor.

      * 

      * @param modal true if the dialog is modal

      */

     public SystemInfoDialog(boolean modal) {

         super(Translator.localize("dialog.title.system-information"),

                 ArgoDialog.CLOSE_OPTION, modal);

         info.setEditable(false);

         info.setMargin(new Insets(INSET_PX, INSET_PX, INSET_PX, INSET_PX));

         runGCButton.addActionListener(new ActionListener() {

             public void actionPerformed(ActionEvent e) {

                 runGCActionPerformed(e);

             }

         });

         copyButton.addActionListener(new ActionListener() {

             public void actionPerformed(ActionEvent e) {

                 copyActionPerformed(e);

             }

         });

         nameButton(copyButton, "button.copy-to-clipboard");

         nameButton(runGCButton, "button.run-gc");

         addButton(copyButton, 0);

         addButton(runGCButton, 0);

         setContent(new JScrollPane(info));

         updateInfo();

         addWindowListener(new WindowAdapter() {

             public void windowActivated(WindowEvent e) {

                 updateInfo();

             }

         });

         pack();

     }

     /**

      * Run garbage collector.

      * 

      * @param e the action

      */

     private void runGCActionPerformed(ActionEvent e) {

         assert e.getSource() == runGCButton;

         Runtime.getRuntime().gc();

         updateInfo();

     } // end runGC_actionPerformed()

     /**

      * Copy system info to clipboard.

      * 

      * @param e the action

      */

     private void copyActionPerformed(ActionEvent e) {

         assert e.getSource() == copyButton;

         String infoText = info.getText();

         StringSelection contents = new StringSelection(infoText);

         Clipboard clipboard = getToolkit().getSystemClipboard();

         clipboard.setContents(contents, defaultClipboardOwner);

     } // end copy_actionPerformed()

     void updateInfo() {

         info.setText(getInfo());

     } //end updateInfo()

     /**

      * Collect system information.

      * @return string containing a variety of system info

      */

     public static String getInfo() {

         StringBuffer s = new StringBuffer();

         s.append(Translator.localize("dialog.systeminfo.argoumlversion"));

         s.append(ApplicationVersion.getVersion() + "\n");

         s.append(Translator.localize("dialog.systeminfo.javaversion"));

         s.append(System.getProperty("java.version", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.javavendor"));

         s.append(System.getProperty("java.vendor", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.url-javavendor"));

         s.append(System.getProperty("java.vendor.url", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.java-home-directory"));

         s.append(System.getProperty("java.home", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.java-classpath"));

         s.append(System.getProperty("java.class.path", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.operating-system"));

         s.append(System.getProperty("os.name", ""));

         s.append(Translator.localize(

                 "dialog.systeminfo.operating-systemversion"));

         s.append(System.getProperty("os.version", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.architecture"));

         s.append(System.getProperty("os.arch", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.user-name"));

         s.append(System.getProperty("user.name", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.user-home-directory"));

         s.append(System.getProperty("user.home", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.current-directory"));

         s.append(System.getProperty("user.dir", "") + "\n");

         s.append(Translator.localize("dialog.systeminfo.jvm-total-memory"));

         s.append(String.valueOf(Runtime.getRuntime().totalMemory()) + "\n");

         s.append(Translator.localize("dialog.systeminfo.jvm-free-memory"));

         s.append(String.valueOf(Runtime.getRuntime().freeMemory()) + "\n");

         return s.toString();

     }

     private static ClipboardOwner defaultClipboardOwner =

         new ClipboardObserver();

     static class ClipboardObserver implements ClipboardOwner {

         public void lostOwnership(Clipboard clipboard, Transferable contents) {

         }

     }

 } /* end class SystemInfoDialog */