/* SwingDemo.java -- An example of using the javax.swing UI.
Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
This file is part of GNU Classpath examples.
GNU Classpath 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 2, or (at your option)
any later version.
GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.
*/
package gnu.classpath.examples.swing;
import gnu.classpath.examples.java2d.JNIOverhead;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.plaf.basic.BasicLookAndFeel;
import javax.swing.plaf.metal.DefaultMetalTheme;
import javax.swing.plaf.metal.MetalLookAndFeel;
import javax.swing.plaf.metal.MetalTheme;
import javax.swing.plaf.metal.OceanTheme;
import java.lang.reflect.Method;
import java.net.URL;
public class Demo
{
JFrame frame;
/**
* The main desktop. This is package private to avoid synthetic accessor
* method.
*/
JDesktopPane desktop;
/**
* The themes menu. This is implemented as a field so that the L&F switcher
* can disable the menu when a non-Metal L&F is selected.
*/
JMenu themesMenu;
static Color blueGray = new Color(0xdc, 0xda, 0xd5);
private static Icon stockIcon(String s)
{
return getIcon("/gnu/classpath/examples/icons/stock-" + s + ".png", s);
}
static Icon bigStockIcon(String s)
{
return getIcon("/gnu/classpath/examples/icons/big-" + s + ".png", s);
}
static Icon getIcon(String location, String name)
{
URL url = Demo.class.getResource(location);
if (url == null) System.err.println("WARNING " + location + " not found.");
return new ImageIcon(url, name);
}
private JMenuBar mkMenuBar()
{
JMenuBar bar = new JMenuBar();
JMenu file = new JMenu("File");
JMenu edit = new JMenu("Edit");
JMenu help = new JMenu("Help");
file.setMnemonic(KeyEvent.VK_F);
edit.setMnemonic(KeyEvent.VK_E);
help.setMnemonic(KeyEvent.VK_H);
file.add(new JMenuItem("New", stockIcon("new")));
file.add(new JMenuItem("Open", stockIcon("open")));
JMenu recent = new JMenu("Recent Files...");
recent.add(new JMenuItem("war-and-peace.txt"));
recent.add(new JMenuItem("taming-of-shrew.txt"));
recent.add(new JMenuItem("sun-also-rises.txt"));
file.add(recent);
file.add(new JMenuItem("Save", stockIcon("save")));
file.add(new JMenuItem("Save as...", stockIcon("save-as")));
JMenuItem exit = new JMenuItem("Exit", stockIcon("quit"));
exit.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
System.exit(1);
}
});
file.add(exit);
edit.add(new JMenuItem("Cut", stockIcon("cut")));
edit.add(new JMenuItem("Copy", stockIcon("copy")));
edit.add(new JMenuItem("Paste", stockIcon("paste")));
JMenu preferences = new JMenu("Preferences...");
preferences.add(new JCheckBoxMenuItem("Microphone Active",
stockIcon("mic")));
preferences.add(new JCheckBoxMenuItem("Check Spelling",
stockIcon("spell-check")));
preferences.add(new JCheckBoxMenuItem("World Peace"));
preferences.add(new JSeparator());
preferences.add(new JRadioButtonMenuItem("Radio Button"));
edit.add(preferences);
JMenu examples = new JMenu("Examples");
examples.add(new JMenuItem(new PopupAction("Buttons",
ButtonDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("Slider",
SliderDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("ProgressBar",
ProgressBarDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("Scrollbar",
ScrollBarDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("Spinner",
SpinnerDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("TextField",
TextFieldDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("TextArea",
TextAreaDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("FileChooser",
FileChooserDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("ComboBox",
ComboBoxDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("Table",
TableDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("List",
ListDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("TabbedPane",
TabbedPaneDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("Tree",
TreeDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("Theme Editor",
MetalThemeEditor.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("DocumentFilter",
DocumentFilterDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("NavigationFilter",
NavigationFilterDemo.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("JNI Overhead",
JNIOverhead.createDemoFactory())));
examples.add(new JMenuItem(new PopupAction("HTML Demo",
HtmlDemo.createDemoFactory())));
final JMenuItem vmMenu;
help.add(new JMenuItem("just play with the widgets"));
help.add(new JMenuItem("and enjoy the sensation of"));
help.add(new JMenuItem("your neural connections growing"));
help.add(new JSeparator());
help.add(vmMenu = new JMenuItem("Really, which VM is this running on?"));
vmMenu.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent ae)
{
String message = "This is "
+ System.getProperty("java.vm.name")
+ " Version "
+ System.getProperty("java.vm.version")
+ " distributed by "
+ System.getProperty("java.vm.vendor")
+ ".";
String gnuClasspath = System.getProperty("gnu.classpath.version");
if(gnuClasspath != null)
message += "\nThe runtime's libraries are "
+ "kindly provided by the "
+ "members of GNU Classpath and are in version "
+ gnuClasspath + ".";
JOptionPane.showMessageDialog(vmMenu, message);
}
});
// Installs the BasicLookAndFeel.
UIManager.installLookAndFeel("(Basic Look And Feel)",
InstantiableBasicLookAndFeel.class.getName());
// Create L&F menu.
JMenu lafMenu = new JMenu("Look and Feel");
ButtonGroup lafGroup = new ButtonGroup();
UIManager.LookAndFeelInfo[] lafs = UIManager.getInstalledLookAndFeels();
String currentLaf = UIManager.getLookAndFeel().getClass().getName();
for (int i = 0; i < lafs.length; ++i)
{
UIManager.LookAndFeelInfo laf = lafs[i];
ChangeLAFAction action = new ChangeLAFAction(laf);
JRadioButtonMenuItem lafItem = new JRadioButtonMenuItem(action);
boolean selected = laf.getClassName().equals(currentLaf);
lafItem.setSelected(selected);
lafMenu.add(lafItem);
lafGroup.add(lafItem);
}
// Create themes menu.
themesMenu = new JMenu("Themes");
ButtonGroup themesGroup = new ButtonGroup();
// In order to make the demo runable on a 1.4 type VM we have to avoid calling
// MetalLookAndFeel.getCurrentTheme(). We simply check whether this method exists
// and is public.
Method m = null;
try
{
m = MetalLookAndFeel.class.getMethod("getCurrentTheme", null);
}
catch (NoSuchMethodException nsme)
{
// Ignore it.
}
if (m != null)
{
JRadioButtonMenuItem ocean =
new JRadioButtonMenuItem(new ChangeThemeAction(new OceanTheme()));
ocean.setSelected(MetalLookAndFeel.getCurrentTheme() instanceof OceanTheme);
themesMenu.add(ocean);
themesGroup.add(ocean);
JRadioButtonMenuItem steel =
new JRadioButtonMenuItem(new ChangeThemeAction(new DefaultMetalTheme()));
ocean.setSelected(MetalLookAndFeel.getCurrentTheme()
instanceof DefaultMetalTheme);
themesMenu.add(steel);
themesGroup.add(steel);
}
else
{
themesMenu.setEnabled(false);
}
bar.add(file);
bar.add(edit);
bar.add(examples);
bar.add(lafMenu);
bar.add(themesMenu);
bar.add(help);
return bar;
}
private static void triggerDialog(final JButton but, final String dir)
{
but.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
JOptionPane.showConfirmDialog(but,
"Sure you want to go " + dir + "?",
"Confirm",
JOptionPane.OK_CANCEL_OPTION,
JOptionPane.QUESTION_MESSAGE,
bigStockIcon("warning"));
}
});
}
static JToolBar mkToolBar()
{
JToolBar bar = new JToolBar();
JButton b = mkButton(stockIcon("go-back"));
triggerDialog(b, "back");
bar.add(b);
b = mkButton(stockIcon("go-down"));
triggerDialog(b, "down");
bar.add(b);
b = mkButton(stockIcon("go-forward"));
triggerDialog(b, "forward");
bar.add(b);
return bar;
}
static String halign2str(int a)
{
switch (a)
{
case SwingConstants.CENTER:
return "Center";
case SwingConstants.RIGHT:
return "Right";
case SwingConstants.LEFT:
return "Left";
default:
return "Unknown";
}
}
private static JButton mkButton(String title, Icon icon,
int hAlign, int vAlign,
int hPos, int vPos)
{
JButton b;
if (icon == null)
b = new JButton(title);
else if (title == null)
b = new JButton(icon);
else
b = new JButton(title, icon);
b.setToolTipText(title);
if (hAlign != -1) b.setHorizontalAlignment(hAlign);
if (vAlign != -1) b.setVerticalAlignment(vAlign);
if (hPos != -1) b.setHorizontalTextPosition(hPos);
if (vPos != -1) b.setVerticalTextPosition(vPos);
return b;
}
static JButton mkButton(String title)
{
return mkButton(title, null, -1, -1, -1, -1);
}
static JButton mkButton(Icon i)
{
return mkButton(null, i, -1, -1, -1, -1);
}
public Demo()
{
frame = new JFrame("Swing Activity Board");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setJMenuBar(mkMenuBar());
JComponent component = (JComponent) frame.getContentPane();
component.setLayout(new BorderLayout());
component.add(mkToolBar(), BorderLayout.NORTH);
JPanel main = new JPanel();
main.setLayout(new BoxLayout(main, BoxLayout.Y_AXIS));
desktop = createDesktop();
main.add(desktop);
main.add(mkButtonBar());
component.add(main, BorderLayout.CENTER);
frame.pack();
frame.show();
}
public static class LaterMain
implements Runnable
{
public void run()
{
new Demo();
}
}
public static void main(String args[])
{
SwingUtilities.invokeLater(new LaterMain());
}
private static JButton mkBigButton(String title)
{
JButton b = new JButton(title);
b.setMargin(new Insets(5,5,5,5));
return b;
}
static JButton mkDisposerButton(final JFrame c)
{
JButton close = mkBigButton("Close");
close.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
c.dispose();
}
});
return close;
}
public static JColorChooser mkColorChooser()
{
return new JColorChooser();
}
/**
* This action brings up a new Window with the specified content.
*/
private class PopupAction
extends AbstractAction
{
/**
* The component to be shown.
*/
private DemoFactory demoFactory;
/**
* Creates a new PopupAction with the specified name and showing the
* component created by the specified DemoFactory when activated.
*
* @param n the name of the action
* @param factory the demo factory
*/
PopupAction(String n, DemoFactory factory)
{
putValue(NAME, n);
demoFactory = factory;
}
/**
* Brings up the new window showing the component stored in the
* constructor.
*
* @param e the action event that triggered the action
*/
public void actionPerformed(ActionEvent e)
{
JInternalFrame frame = new JInternalFrame((String) getValue(NAME));
frame.setClosable(true);
frame.setIconifiable(true);
frame.setMaximizable(true);
frame.setResizable(true);
frame.setContentPane(demoFactory.createDemo());
frame.pack();
desktop.add(frame);
frame.setVisible(true);
}
}
private JPanel mkButtonBar()
{
JPanel panel = new JPanel(new GridLayout(3, 1, 5, 5));
panel.add(new JButton(new PopupAction("Buttons",
ButtonDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("Slider",
SliderDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("ProgressBar",
ProgressBarDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("ScrollBar",
ScrollBarDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("Spinner",
SpinnerDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("TextField",
TextFieldDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("TextArea",
TextAreaDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("FileChooser",
FileChooserDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("ComboBox",
ComboBoxDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("Table",
TableDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("List",
ListDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("TabbedPane",
TabbedPaneDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("Tree",
TreeDemo.createDemoFactory())));
panel.add(new JButton(new PopupAction("Theme Editor",
MetalThemeEditor.createDemoFactory())));
panel.add(new JButton(new PopupAction("JNI Overhead",
JNIOverhead.createDemoFactory())));
panel.add(new JButton(new PopupAction("HTML",
HtmlDemo.createDemoFactory())));
JButton exitDisposer = mkDisposerButton(frame);
panel.add(exitDisposer);
panel.setMaximumSize(new Dimension(Integer.MAX_VALUE,
panel.getPreferredSize().height));
exitDisposer.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
System.exit(1);
}
});
return panel;
}
/**
* Creates and returns the main desktop.
*
* @return the main desktop
*/
private JDesktopPane createDesktop()
{
JDesktopPane d = new DemoDesktop();
d.setPreferredSize(new Dimension(900, 500));
return d;
}
/**
* This Action is used to switch Metal themes.
*/
class ChangeThemeAction extends AbstractAction
{
/**
* The theme to switch to.
*/
MetalTheme theme;
/**
* Creates a new ChangeThemeAction for the specified theme.
*
* @param t the theme to switch to
*/
ChangeThemeAction(MetalTheme t)
{
theme = t;
putValue(NAME, t.getName());
}
/**
* Changes the theme to the one specified in the constructor.
*
* @param event the action event that triggered this action
*/
public void actionPerformed(ActionEvent event)
{
MetalLookAndFeel.setCurrentTheme(theme);
try
{
// Only switch theme if we have a metal L&F. It is still necessary
// to install a new MetalLookAndFeel instance.
if (UIManager.getLookAndFeel() instanceof MetalLookAndFeel)
UIManager.setLookAndFeel(new MetalLookAndFeel());
}
catch (UnsupportedLookAndFeelException ex)
{
ex.printStackTrace();
}
SwingUtilities.updateComponentTreeUI(frame);
}
}
/**
* This Action is used to switch Metal themes.
*/
class ChangeLAFAction extends AbstractAction
{
/**
* The theme to switch to.
*/
private UIManager.LookAndFeelInfo laf;
/**
* Creates a new ChangeLAFAction for the specified L&F.
*
* @param l the L&F to switch to
*/
ChangeLAFAction(UIManager.LookAndFeelInfo l)
{
laf = l;
putValue(NAME, laf.getName());
}
/**
* Changes the theme to the one specified in the constructor.
*
* @param event the action event that triggered this action
*/
public void actionPerformed(ActionEvent event)
{
try
{
UIManager.setLookAndFeel(laf.getClassName());
}
catch (Exception ex)
{
ex.printStackTrace();
}
SwingUtilities.updateComponentTreeUI(frame);
themesMenu.setEnabled(laf.getClassName()
.equals("javax.swing.plaf.metal.MetalLookAndFeel"));
}
}
/**
* An implementation of BasicLookAndFeel which can be instantiated.
*
* @author Robert Schuster (robertschuster@fsfe.org)
*
*/
public static class InstantiableBasicLookAndFeel extends BasicLookAndFeel
{
public String getDescription()
{
return "An instantiable implementation of BasicLookAndFeel";
}
public String getID()
{
return "instantiableBasicLookAndFeel";
}
public String getName()
{
return "Instantiable Basic Look And Feel";
}
public boolean isNativeLookAndFeel()
{
return false;
}
public boolean isSupportedLookAndFeel()
{
return true;
}
}
}