AboutDialog.java
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edu.rice.cs.drjava.ui |
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DrJava |
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These are the metrics that contribute to the Enerjy Score for this file, ranked by impact. So the metrics listed at the top influence the score to a greater extent that the metrics listed at the bottom.
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/*BEGIN_COPYRIGHT_BLOCK
*
* Copyright (c) 2001-2007, JavaPLT group at Rice University (javaplt@rice.edu)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the names of DrJava, the JavaPLT group, Rice University, nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software is Open Source Initiative approved Open Source Software.
* Open Source Initative Approved is a trademark of the Open Source Initiative.
*
* This file is part of DrJava. Download the current version of this project
* from http://www.drjava.org/ or http://sourceforge.net/projects/drjava/
*
* END_COPYRIGHT_BLOCK*/
package edu.rice.cs.drjava.ui;
import edu.rice.cs.drjava.platform.PlatformFactory;
import edu.rice.cs.util.swing.*;
import edu.rice.cs.util.UnexpectedException;
import edu.rice.cs.util.StringOps;
import edu.rice.cs.drjava.DrJava;
import edu.rice.cs.drjava.Version;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.text.*;
import javax.swing.event.ChangeListener;
import javax.swing.event.ChangeEvent;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import java.awt.event.*;
import java.awt.*;
import java.io.*;
import java.net.URL;
import java.util.Map;
/** About dialog.
* @version $Id: AboutDialog.java 4571 2008-07-10 22:45:33Z dlsmith $
*/
public class AboutDialog extends JDialog implements ActionListener {
private static ImageInfo CSLOGO = new ImageInfo("RiceCS.gif",new Color(0x423585)),
SF = new ImageInfo("SourceForge.gif",Color.black),
DRJAVA = new ImageInfo("DrJava.png",new Color(0xCCCCFF));
private final JButton _okButton = new JButton("OK");
/** the button that copies the system properties to the clipboard */
private JButton _copyButton;
/** the table with the System Properties information */
private JTable _propertiesTable;
/** index the System Properties tab, one of the tabs in _tabs */
private int _propertiesTabIndex;
/** the pane with tabs to select */
private final JTabbedPane _tabs = new JTabbedPane();
public AboutDialog(JFrame owner) {
super(owner, "About DrJava", true); // (changed to non-modal for now)
buildGUI(getContentPane());
getRootPane().setDefaultButton(_okButton);
// pack();
// setSize((int) (.8f*owner.getWidth()),(int) (.8f*owner.getHeight()));
setSize(550, 400);
// suggested from zaq@nosi.com, to keep the frame on the screen!
//System.out.println("Dialog created...");
}
public void setVisible(boolean vis) {
_tabs.remove(0);
addTab(_tabs,"About",createCopyrightTab(), 0);
_tabs.setSelectedIndex(0);
if (vis) {
// suggested from zaq@nosi.com, to keep the frame on the screen!
//Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
//Dimension frameSize = this.getSize();
MainFrame.setPopupLoc(this, getOwner());
}
super.setVisible(vis);
}
public void buildGUI(Container cp) {
cp.setLayout(new BorderLayout());
JLabel drjava = createImageLabel(DRJAVA,JLabel.LEFT);
if (drjava != null) {
drjava.setBorder(new CompoundBorder(new EmptyBorder(5,5,5,5), drjava.getBorder()));
drjava.setCursor(new Cursor(Cursor.HAND_CURSOR));
final String url = "http://drjava.org/";
drjava.setToolTipText(url);
drjava.addMouseListener(new MouseListener() {
public void mousePressed(MouseEvent e) { }
public void mouseReleased(MouseEvent e) { }
public void mouseEntered(MouseEvent e) { }
public void mouseExited(MouseEvent e) { }
public void mouseClicked(MouseEvent e) {
try {
PlatformFactory.ONLY.openURL(new URL(url));
} catch(Exception ex) { /* ignore, just not open web page */ }
}
});
JPanel djPanel = new JPanel(new GridLayout(1,1));
djPanel.add(drjava);
djPanel.setBorder(new CompoundBorder(new EmptyBorder(5,5,5,5), new EtchedBorder()));
cp.add(djPanel,BorderLayout.NORTH);
}
addTab(_tabs,"About",createCopyrightTab());
LICENSE = getLicense();
if (LICENSE != null) addTab(_tabs,"DrJava License",createTextScroller(LICENSE));
addTab(_tabs,"DynamicJava License",createTextScroller(DYADE_LICENSE));
addTab(_tabs,"System Properties",createSysPropTab());
_propertiesTabIndex = _tabs.getTabCount()-1;
cp.add(createBottomBar(),BorderLayout.SOUTH);
cp.add(_tabs,BorderLayout.CENTER);
}
private JComponent createSysPropTab() {
java.util.Properties props = System.getProperties();
int size = props.size();
String[][] rowData = new String[size][2];
java.util.Iterator entries = props.entrySet().iterator();
int rowNum = 0;
while (entries.hasNext()) {
Map.Entry entry = (Map.Entry) entries.next();
rowData[rowNum][0] = (String) entry.getKey();
rowData[rowNum][1] = (String) entry.getValue();
rowNum++;
}
java.util.Arrays.sort(rowData,new java.util.Comparator<String[]>() {
public int compare(String[] o1, String[] o2) {
return o1[0].compareTo(o2[0]);
}
});
String[] nvStrings = new String[]{"Name","Value"};
UneditableTableModel model = new UneditableTableModel(rowData, nvStrings);
_propertiesTable = new JTable(model);
JScrollPane scroller = new BorderlessScrollPane(_propertiesTable);
wrapBorder(scroller,new EmptyBorder(5,0,0,0));
JPanel propTab = new JPanel(new BorderLayout());
propTab.add(new JLabel("Current system properties:"),BorderLayout.NORTH);
propTab.add(scroller,BorderLayout.CENTER);
return propTab;
}
private static void addTab(JTabbedPane tabs, String title, JComponent tab) {
wrapBorder(tab,new EmptyBorder(5,6,6,5));
tabs.addTab(title,tab);
}
private static void addTab(JTabbedPane tabs, String title, JComponent tab, int i) {
wrapBorder(tab,new EmptyBorder(5,6,6,5));
tabs.insertTab(title, null, tab, "", i);
}
public static JComponent createCopyrightTab() {
final JPanel panel = new JPanel(new BorderLayout());
final StringBuilder sb = new StringBuilder("DrJava Version : ");
sb.append(Version.getVersionString());
sb.append("\nDrJava Build Time: ");
sb.append(Version.getBuildTimeString());
sb.append("\n\nDrJava Configuration File: ");
sb.append(DrJava.getPropertiesFile().getAbsolutePath());
sb.append("\n\nUsed memory: about ");
sb.append(StringOps.memSizeToString(Runtime.getRuntime().totalMemory()-Runtime.getRuntime().freeMemory()));
sb.append("\nFree memory: about ");
sb.append(StringOps.memSizeToString(Runtime.getRuntime().freeMemory()));
sb.append("\nTotal memory: about ");
sb.append(StringOps.memSizeToString(Runtime.getRuntime().totalMemory()));
sb.append("\nTotal memory can expand to: about ");
sb.append(StringOps.memSizeToString(Runtime.getRuntime().maxMemory()));
sb.append("\n\n");
sb.append(COPYRIGHT);
final JComponent copy = createTextScroller(sb.toString());
wrapBorder(copy,new EmptyBorder(0,0,5,0));
// deal with logos now (calibrate size)
final LogoList logos = new LogoList();
logos.addLogo(createBorderedLabel(CSLOGO,new EmptyBorder(5,5,5,5)), "http://compsci.rice.edu/");
logos.addLogo(createBorderedLabel(SF,null), "http://sourceforge.net/projects/drjava/");
logos.resizeLogos();
// add to panel
final JPanel logoPanel = new JPanel();
logoPanel.setLayout(new BoxLayout(logoPanel,BoxLayout.X_AXIS));
logoPanel.add(Box.createHorizontalGlue());
java.util.Iterator it = logos.iterator();
while(it.hasNext()) {
final JComponent l = (JComponent) it.next();
logoPanel.add(l);
l.setCursor(new Cursor(Cursor.HAND_CURSOR));
final String url = (String)l.getClientProperty("url");
if (url != null) {
l.setToolTipText(url);
l.addMouseListener(new MouseListener() {
public void mousePressed(MouseEvent e) { }
public void mouseReleased(MouseEvent e) { }
public void mouseEntered(MouseEvent e) { }
public void mouseExited(MouseEvent e) { }
public void mouseClicked(MouseEvent e) {
try { PlatformFactory.ONLY.openURL(new URL(url)); }
catch(Exception ex) { /* ignore, just not open web page */ }
}
});
}
logoPanel.add(Box.createHorizontalGlue());
}
panel.add(logoPanel,BorderLayout.SOUTH);
panel.add(copy,BorderLayout.CENTER);
return panel;
}
private static class LogoList extends java.util.LinkedList<JPanel> implements Serializable {
private int width = Integer.MIN_VALUE;
private int height = Integer.MIN_VALUE;
private void addLogo(JPanel logo, String url) {
if (logo != null) {
Dimension d = logo.getMinimumSize();
width = Math.max(width,d.width);
height = Math.max(height,d.height);
add(logo);
if (url != null) logo.putClientProperty("url", url);
}
}
private void resizeLogos() {
java.util.Iterator it = iterator();
Dimension d = new Dimension(width,height);
while(it.hasNext()) {
JComponent i = (JComponent) it.next();
i.setMinimumSize(d);
i.setMaximumSize(d);
i.setPreferredSize(d);
}
}
}
public static JPanel createBorderedLabel(ImageInfo info, EmptyBorder pad) {
JLabel label = createImageLabel(info,JLabel.CENTER);
if (label == null) return null;
JPanel panel = new JPanel(new GridLayout(1,1));
panel.setOpaque(true);
panel.setBackground(info.color);
panel.setBorder(pad);
wrapBorder(panel,new EtchedBorder());
panel.add(label);
return panel;
}
public static JLabel createImageLabel(ImageInfo info, int align) {
ImageIcon icon = MainFrame.getIcon(info.name);
if (icon == null) return null;
JLabel label = new JLabel(icon,align);
label.setOpaque(true);
label.setBackground(info.color);
return label;
}
public static JTextArea createTextArea(String text) {
JTextArea textArea = new JTextArea(text);
textArea.setEditable(false);
textArea.setLineWrap(true);
textArea.setWrapStyleWord(true);
textArea.setCaretPosition(0);
return textArea;
}
public static JScrollPane createTextScroller(String text) {
return new BorderlessScrollPane(createTextArea(text));
}
private JPanel createBottomBar() {
JPanel panel = new JPanel(new BorderLayout());
JPanel buttonPanel = new JPanel();
_copyButton = new JButton(new AbstractAction("Copy System Properties") {
public void actionPerformed(ActionEvent e) {
Clipboard cb = Toolkit.getDefaultToolkit().getSystemClipboard();
StringSelection contents = new StringSelection(DrJavaErrorWindow.getSystemAndDrJavaInfo());
cb.setContents(contents, null);
}
});
_tabs.addChangeListener(new ChangeListener() {
// This method is called whenever the selected tab changes
public void stateChanged(ChangeEvent evt) {
_copyButton.setVisible(_tabs.getSelectedIndex()==_propertiesTabIndex);
}
});
_copyButton.setVisible(_tabs.getSelectedIndex()==_propertiesTabIndex);
_okButton.addActionListener(this);
buttonPanel.add(_copyButton);
buttonPanel.add(_okButton);
panel.add(buttonPanel,BorderLayout.EAST);
wrapBorder(panel,new EmptyBorder(5,5,5,5));
return panel;
}
public void actionPerformed(ActionEvent e) {
setVisible(false);
}
public static final String COPYRIGHT =
"Copyright (c) 2001-2007, JavaPLT group at Rice University (javaplt@rice.edu)\n"+
"All rights reserved.\n\n"+
"Redistribution and use in source and binary forms, with or without"+
"modification, are permitted provided that the following conditions are met:\n"+
"* Redistributions of source code must retain the above copyright"+
"notice, this list of conditions and the following disclaimer.\n"+
"* Redistributions in binary form must reproduce the above copyright"+
"notice, this list of conditions and the following disclaimer in the"+
"documentation and/or other materials provided with the distribution.\n"+
"* Neither the names of DrJava, the JavaPLT group, Rice University, nor the"+
"names of its contributors may be used to endorse or promote products"+
"derived from this software without specific prior written permission.\n\n"+
"THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS"+
"\"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT"+
"LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR"+
"A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR"+
"CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,"+
"EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,"+
"PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR"+
"PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF"+
"LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING"+
"NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS"+
"SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n\n"+
"This software is Open Source Initiative approved Open Source Software.\n"+
"Open Source Initative Approved is a trademark of the Open Source Initiative.\n";
private static String LICENSE;
private static boolean initLicense = false;
public static final String DYADE_LICENSE =
"DynamicJava - Copyright \u00a9 1999 Dyade\n\nPermission 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:\n\n"+
"The above copyright notice and this permission notice shall be included in all copies or"+
" substantial portions of the Software.\n\nTHE 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 DYADE 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.\n\n"+
"Except as contained in this notice, the name of Dyade shall not be used in advertising or otherwise"+
" to promote the sale, use or other dealings in this Software without prior written authorization from Dyade.";
public static final String INTRODUCTION =
"DrJava is a pedagogic programming environment for Java, intended to help students focus more on program"+
" design than on the features of a complicated development environment. It provides an Interactions"+
" window based on a \"read-eval-print loop\", which allows programmers to develop, test, and debug"+
" Java programs in an interactive, incremental fashion.\n\n"+
"Home Page: http://www.drjava.org\nPaper: http://drjava.sf.net/papers/drjava-paper.shtml";
public static class ImageInfo {
private final String name;
private final Color color;
public ImageInfo(String name, Color color) {
this.name = name;
this.color = color;
}
}
public static String getLicense() {
if (initLicense) return LICENSE;
try {
InputStream is = AboutDialog.class.getResourceAsStream("/edu/rice/cs/LICENSE");
if (is != null) {
BufferedReader r = new BufferedReader(new InputStreamReader(is));
try {
final StringBuilder sb = new StringBuilder();
for (String s = r.readLine(); s != null; s = r.readLine()) {
int lastSig = s.length()-1; // the last char index
while (lastSig >= 0 && Character.isWhitespace(s.charAt(lastSig))) lastSig--;
if (lastSig < 0) sb.append("\n"); // empty line, so insert two newlines.
else {
sb.append(s.substring(0,lastSig+1));
sb.append('\n');
}
}
LICENSE = sb.toString();
LICENSE = LICENSE.trim();
if (LICENSE.length() == 0) LICENSE = null;
}
finally {
is.close();
r.close();
}
}
}
catch(Exception e) { throw new UnexpectedException(e, StringOps.getStackTrace(e)); }
initLicense = true;
return LICENSE;
}
private static void wrapBorder(JComponent c, Border b) {
c.setBorder(new CompoundBorder(b,c.getBorder()));
}
}
The table below shows all metrics for AboutDialog.java.
| Metric | Value | Description | |
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