001 /* ======================================================================== 002 * JCommon : a free general purpose class library for the Java(tm) platform 003 * ======================================================================== 004 * 005 * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors. 006 * 007 * Project Info: http://www.jfree.org/jcommon/index.html 008 * 009 * This library is free software; you can redistribute it and/or modify it 010 * under the terms of the GNU Lesser General Public License as published by 011 * the Free Software Foundation; either version 2.1 of the License, or 012 * (at your option) any later version. 013 * 014 * This library is distributed in the hope that it will be useful, but 015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 017 * License for more details. 018 * 019 * You should have received a copy of the GNU Lesser General Public 020 * License along with this library; if not, write to the Free Software 021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 022 * USA. 023 * 024 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 025 * in the United States and other countries.] 026 * 027 * -------------------------- 028 * SystemPropertiesFrame.java 029 * -------------------------- 030 * (C) Copyright 2000-2004, by Object Refinery Limited. 031 * 032 * Original Author: David Gilbert (for Object Refinery Limited); 033 * Contributor(s): -; 034 * 035 * $Id: SystemPropertiesFrame.java,v 1.6 2007/11/02 17:50:36 taqua Exp $ 036 * 037 * Changes (from 26-Oct-2001) 038 * -------------------------- 039 * 26-Oct-2001 : Changed package to com.jrefinery.ui (DG); 040 * 26-Nov-2001 : Made a separate class SystemPropertiesPanel.java (DG); 041 * 28-Feb-2002 : Moved to package com.jrefinery.ui.about (DG); 042 * 15-Mar-2002 : Modified to use a ResourceBundle for elements that require localisation (DG); 043 * 08-Oct-2002 : Fixed errors reported by Checkstyle (DG); 044 * 045 */ 046 047 package org.jfree.ui.about; 048 049 import java.awt.BorderLayout; 050 import java.awt.event.ActionEvent; 051 import java.awt.event.ActionListener; 052 import java.util.ResourceBundle; 053 import javax.swing.BorderFactory; 054 import javax.swing.JButton; 055 import javax.swing.JFrame; 056 import javax.swing.JMenu; 057 import javax.swing.JMenuBar; 058 import javax.swing.JMenuItem; 059 import javax.swing.JPanel; 060 import javax.swing.WindowConstants; 061 062 /** 063 * A frame containing a table that displays the system properties for the current Java Virtual 064 * Machine (JVM). It is useful to incorporate this frame into an application for diagnostic 065 * purposes, since it provides a convenient means for the user to return configuration and 066 * version information when reporting problems. 067 * 068 * @author David Gilbert 069 */ 070 public class SystemPropertiesFrame extends JFrame implements ActionListener { 071 072 /** Copy action command. */ 073 private static final String COPY_COMMAND = "COPY"; 074 075 /** Close action command. */ 076 private static final String CLOSE_COMMAND = "CLOSE"; 077 078 /** A system properties panel. */ 079 private SystemPropertiesPanel panel; 080 081 /** 082 * Constructs a standard frame that displays system properties. 083 * <P> 084 * If a menu is requested, it provides a menu item that allows the user to copy the contents of 085 * the table to the clipboard in tab-delimited format. 086 * 087 * @param menu flag indicating whether or not the frame should display a menu to allow 088 * the user to copy properties to the clipboard. 089 */ 090 public SystemPropertiesFrame(final boolean menu) { 091 092 final String baseName = "org.jfree.ui.about.resources.AboutResources"; 093 final ResourceBundle resources = ResourceBundle.getBundle(baseName); 094 095 final String title = resources.getString("system-frame.title"); 096 setTitle(title); 097 098 setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE); 099 100 if (menu) { 101 setJMenuBar(createMenuBar(resources)); 102 } 103 104 final JPanel content = new JPanel(new BorderLayout()); 105 this.panel = new SystemPropertiesPanel(); 106 this.panel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5)); 107 108 content.add(this.panel, BorderLayout.CENTER); 109 110 final JPanel buttonPanel = new JPanel(new BorderLayout()); 111 buttonPanel.setBorder(BorderFactory.createEmptyBorder(5, 0, 0, 0)); 112 113 final String label = resources.getString("system-frame.button.close"); 114 final Character mnemonic = (Character) resources.getObject("system-frame.button.close.mnemonic"); 115 final JButton closeButton = new JButton(label); 116 closeButton.setMnemonic(mnemonic.charValue()); 117 118 closeButton.setActionCommand(CLOSE_COMMAND); 119 closeButton.addActionListener(this); 120 121 buttonPanel.add(closeButton, BorderLayout.EAST); 122 content.add(buttonPanel, BorderLayout.SOUTH); 123 124 setContentPane(content); 125 126 } 127 128 /** 129 * Handles action events generated by the user. 130 * 131 * @param e the event. 132 */ 133 public void actionPerformed(final ActionEvent e) { 134 135 final String command = e.getActionCommand(); 136 if (command.equals(CLOSE_COMMAND)) { 137 dispose(); 138 } 139 else if (command.equals(COPY_COMMAND)) { 140 this.panel.copySystemPropertiesToClipboard(); 141 } 142 143 } 144 145 146 /** 147 * Creates and returns a menu-bar for the frame. 148 * 149 * @param resources localised resources. 150 * 151 * @return a menu bar. 152 */ 153 private JMenuBar createMenuBar(final ResourceBundle resources) { 154 155 final JMenuBar menuBar = new JMenuBar(); 156 157 String label = resources.getString("system-frame.menu.file"); 158 Character mnemonic = (Character) resources.getObject("system-frame.menu.file.mnemonic"); 159 final JMenu fileMenu = new JMenu(label, true); 160 fileMenu.setMnemonic(mnemonic.charValue()); 161 162 label = resources.getString("system-frame.menu.file.close"); 163 mnemonic = (Character) resources.getObject("system-frame.menu.file.close.mnemonic"); 164 final JMenuItem closeItem = new JMenuItem(label, mnemonic.charValue()); 165 closeItem.setActionCommand(CLOSE_COMMAND); 166 167 closeItem.addActionListener(this); 168 fileMenu.add(closeItem); 169 170 label = resources.getString("system-frame.menu.edit"); 171 mnemonic = (Character) resources.getObject("system-frame.menu.edit.mnemonic"); 172 final JMenu editMenu = new JMenu(label); 173 editMenu.setMnemonic(mnemonic.charValue()); 174 175 label = resources.getString("system-frame.menu.edit.copy"); 176 mnemonic = (Character) resources.getObject("system-frame.menu.edit.copy.mnemonic"); 177 final JMenuItem copyItem = new JMenuItem(label, mnemonic.charValue()); 178 copyItem.setActionCommand(COPY_COMMAND); 179 copyItem.addActionListener(this); 180 editMenu.add(copyItem); 181 182 menuBar.add(fileMenu); 183 menuBar.add(editMenu); 184 return menuBar; 185 186 } 187 188 }