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Darcula/swingset2/SwingSet2.java

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initial
12 years ago
/*
* Copyright (c) 2003 Sun Microsystems, Inc. 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.
*
* -Redistribution in binary form must reproduct 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 name of Sun Microsystems, Inc. or the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
* ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
* OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT
* BE LIABLE FOR ANY DAMAGES OR LIABILITIES SUFFERED BY LICENSEE AS A RESULT
* OF OR RELATING TO USE, MODIFICATION OR DISTRIBUTION OF THE SOFTWARE OR ITS
* DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST
* REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
* INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY
* OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN
* IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that Software is not designed, licensed or intended for
* use in the design, construction, operation or maintenance of any nuclear
* facility.
*/
/*
* @(#)SwingSet2.java 1.35 03/01/23
*/
import javax.swing.*;
mass update
11 years ago
import javax.swing.border.EtchedBorder;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
initial
12 years ago
import javax.swing.plaf.metal.DefaultMetalTheme;
import javax.swing.plaf.metal.MetalLookAndFeel;
import java.awt.*;
import java.awt.event.*;
mass update
11 years ago
import java.lang.reflect.Constructor;
import java.util.Iterator;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import java.util.Vector;
initial
12 years ago
/**
* A demo that shows all of the Swing components.
*
* @version 1.35 01/23/03
* @author Jeff Dinkins
*/
public class SwingSet2 extends JPanel {
String[] demos = {
"ButtonDemo",
"ColorChooserDemo",
"ComboBoxDemo",
"FileChooserDemo",
"HtmlDemo",
"ListDemo",
"OptionPaneDemo",
"ProgressBarDemo",
"ScrollPaneDemo",
"SliderDemo",
"SplitPaneDemo",
"TabbedPaneDemo",
"TableDemo",
"ToolTipDemo",
"TreeDemo"
};
void loadDemos() {
for(int i = 0; i < demos.length;) {
if(isApplet() && demos[i].equals("FileChooserDemo")) {
// don't load the file chooser demo if we are
// an applet
} else {
loadDemo(demos[i]);
}
i++;
}
}
// Possible Look & Feels
private static String mac =
"varies based on OS version; it's set dynamically below";
private static final String metal =
"javax.swing.plaf.metal.MetalLookAndFeel";
private static final String motif =
"com.sun.java.swing.plaf.motif.MotifLookAndFeel";
private static final String windows =
"com.sun.java.swing.plaf.windows.WindowsLookAndFeel";
private static final String gtk =
"com.sun.java.swing.plaf.gtk.GTKLookAndFeel";
// The current Look & Feel
private static String currentLookAndFeel = metal;
// List of demos
private Vector demosVector = new Vector();
// The preferred size of the demo
private static final int PREFERRED_WIDTH = 720;
private static final int PREFERRED_HEIGHT = 640;
// Box spacers
private Dimension HGAP = new Dimension(1,5);
private Dimension VGAP = new Dimension(5,1);
// Resource bundle for internationalized and accessible text
private ResourceBundle bundle = null;
// A place to hold on to the visible demo
private DemoModule currentDemo = null;
private JPanel demoPanel = null;
// About Box
private JDialog aboutBox = null;
// Status Bar
private JTextField statusField = null;
// Tool Bar
private ToggleButtonToolBar toolbar = null;
private ButtonGroup toolbarGroup = new ButtonGroup();
// Menus
private JMenuBar menuBar = null;
private JMenu lafMenu = null;
private JMenu themesMenu = null;
private JMenu audioMenu = null;
private JMenu toolTipMenu = null;
private ButtonGroup lafMenuGroup = new ButtonGroup();
private ButtonGroup themesMenuGroup = new ButtonGroup();
private ButtonGroup audioMenuGroup = new ButtonGroup();
private ButtonGroup toolTipMenuGroup = new ButtonGroup();
// Popup menu
private JPopupMenu popupMenu = null;
private ButtonGroup popupMenuGroup = new ButtonGroup();
// Used only if swingset is an application
private JFrame frame = null;
private JWindow splashScreen = null;
// Used only if swingset is an applet
private SwingSet2Applet applet = null;
// To debug or not to debug, that is the question
private boolean DEBUG = true;
private int debugCounter = 0;
// The tab pane that holds the demo
private JTabbedPane tabbedPane = null;
private JEditorPane demoSrcPane = null;
private JLabel splashLabel = null;
// contentPane cache, saved from the applet or application frame
Container contentPane = null;
// number of swingsets - for multiscreen
// keep track of the number of SwingSets created - we only want to exit
// the program when the last one has been closed.
private static int numSSs = 0;
private static Vector swingSets = new Vector();
public SwingSet2(SwingSet2Applet applet) {
this(applet, null);
}
/**
* SwingSet2 Constructor
*/
public SwingSet2(SwingSet2Applet applet, GraphicsConfiguration gc) {
// Use Apple Aqua L&F screen menu bar if available; set property before any frames created
try {
java.lang.System.setProperty("apple.laf.useScreenMenuBar", "true");
} catch (Exception e) {
// try the older menu bar property
java.lang.System.setProperty("com.apple.macos.useScreenMenuBar", "true");
}
// Note that the applet may null if this is started as an application
this.applet = applet;
// Create Frame here for app-mode so the splash screen can get the
// GraphicsConfiguration from it in createSplashScreen()
if (!isApplet()) {
frame = createFrame(gc);
}
// setLayout(new BorderLayout());
setLayout(new BorderLayout());
// set the preferred size of the demo
setPreferredSize(new Dimension(PREFERRED_WIDTH,PREFERRED_HEIGHT));
// Create and throw the splash screen up. Since this will
// physically throw bits on the screen, we need to do this
// on the GUI thread using invokeLater.
createSplashScreen();
// do the following on the gui thread
SwingUtilities.invokeLater(new Runnable() {
public void run() {
showSplashScreen();
}
});
initializeDemo();
preloadFirstDemo();
// Show the demo and take down the splash screen. Note that
// we again must do this on the GUI thread using invokeLater.
SwingUtilities.invokeLater(new Runnable() {
public void run() {
showSwingSet2();
hideSplash();
}
});
// Start loading the rest of the demo in the background
DemoLoadThread demoLoader = new DemoLoadThread(this);
demoLoader.start();
}
/**
* SwingSet2 Main. Called only if we're an application, not an applet.
*/
public static void main(String[] args) {
// Create SwingSet on the default monitor
SwingSet2 swingset = new SwingSet2(null, GraphicsEnvironment.
getLocalGraphicsEnvironment().
getDefaultScreenDevice().
getDefaultConfiguration());
}
// *******************************************************
// *************** Demo Loading Methods ******************
// *******************************************************
public void initializeDemo() {
JPanel top = new JPanel();
top.setLayout(new BorderLayout());
add(top, BorderLayout.NORTH);
menuBar = createMenus();
// take advantage of screen menu bar unless we're an applet
if (isApplet()) {
top.add(menuBar, BorderLayout.NORTH);
} else {
frame.setJMenuBar(menuBar);
}
// creates popup menu accessible via keyboard
popupMenu = createPopupMenu();
ToolBarPanel toolbarPanel = new ToolBarPanel();
toolbarPanel.setLayout(new BorderLayout());
toolbar = new ToggleButtonToolBar();
toolbarPanel.add(toolbar, BorderLayout.CENTER);
top.add(toolbarPanel, BorderLayout.SOUTH);
toolbarPanel.addContainerListener(toolbarPanel);
tabbedPane = new JTabbedPane();
add(tabbedPane, BorderLayout.CENTER);
tabbedPane.getModel().addChangeListener(new TabListener());
statusField = new JTextField("");
statusField.setEditable(false);
add(statusField, BorderLayout.SOUTH);
demoPanel = new JPanel();
demoPanel.setLayout(new BorderLayout());
demoPanel.setBorder(new EtchedBorder());
tabbedPane.addTab("Hi There!", demoPanel);
// Add html src code viewer
demoSrcPane = new JEditorPane("text/html", getString("SourceCode.loading"));
demoSrcPane.setEditable(false);
JScrollPane scroller = new JScrollPane();
scroller.getViewport().add(demoSrcPane);
tabbedPane.addTab(
getString("TabbedPane.src_label"),
null,
scroller,
getString("TabbedPane.src_tooltip")
);
}
DemoModule currentTabDemo = null;
class TabListener implements ChangeListener {
public void stateChanged(ChangeEvent e) {
SingleSelectionModel model = (SingleSelectionModel) e.getSource();
boolean srcSelected = model.getSelectedIndex() == 1;
if(currentTabDemo != currentDemo && demoSrcPane != null && srcSelected) {
demoSrcPane.setText(getString("SourceCode.loading"));
repaint();
}
if(currentTabDemo != currentDemo && srcSelected) {
currentTabDemo = currentDemo;
setSourceCode(currentDemo);
}
}
}
/**
* Create menus
*/
public JMenuBar createMenus() {
JMenuItem mi;
// ***** create the menubar ****
JMenuBar menuBar = new JMenuBar();
menuBar.getAccessibleContext().setAccessibleName(
getString("MenuBar.accessible_description"));
// ***** create File menu
JMenu fileMenu = (JMenu) menuBar.add(new JMenu(getString("FileMenu.file_label")));
fileMenu.setMnemonic(getMnemonic("FileMenu.file_mnemonic"));
fileMenu.getAccessibleContext().setAccessibleDescription(getString("FileMenu.accessible_description"));
createMenuItem(fileMenu, "FileMenu.about_label", "FileMenu.about_mnemonic",
"FileMenu.about_accessible_description", new AboutAction(this));
fileMenu.addSeparator();
createMenuItem(fileMenu, "FileMenu.open_label", "FileMenu.open_mnemonic",
"FileMenu.open_accessible_description", null);
createMenuItem(fileMenu, "FileMenu.save_label", "FileMenu.save_mnemonic",
"FileMenu.save_accessible_description", null);
createMenuItem(fileMenu, "FileMenu.save_as_label", "FileMenu.save_as_mnemonic",
"FileMenu.save_as_accessible_description", null);
if(!isApplet()) {
fileMenu.addSeparator();
createMenuItem(fileMenu, "FileMenu.exit_label", "FileMenu.exit_mnemonic",
"FileMenu.exit_accessible_description", new ExitAction(this)
);
}
// Create these menu items for the first SwingSet only.
if (numSSs == 0) {
// ***** create laf switcher menu
lafMenu = (JMenu) menuBar.add(new JMenu(getString("LafMenu.laf_label")));
lafMenu.setMnemonic(getMnemonic("LafMenu.laf_mnemonic"));
lafMenu.getAccessibleContext().setAccessibleDescription(
getString("LafMenu.laf_accessible_description"));
createLafMenuItem(lafMenu, "LafMenu.java_label", "LafMenu.java_mnemonic",
"LafMenu.java_accessible_description", metal);
// Get real classname for Mac look and feel on this system, if we're on (Mac) OS X
String osName = System.getProperty("os.name");
if (osName.contains("OS X"))
{
mac = UIManager.getSystemLookAndFeelClassName();
}
mi = createLafMenuItem(lafMenu, "LafMenu.mac_label", "LafMenu.mac_mnemonic",
"LafMenu.mac_accessible_description", mac);
mi.setSelected(true); // this is the default l&f
// set mac look and feel as default
currentLookAndFeel = mac;
createLafMenuItem(lafMenu, "LafMenu.motif_label", "LafMenu.motif_mnemonic",
"LafMenu.motif_accessible_description", motif);
createLafMenuItem(lafMenu, "LafMenu.windows_label", "LafMenu.windows_mnemonic",
"LafMenu.windows_accessible_description", windows);
createLafMenuItem(lafMenu, "LafMenu.gtk_label", "LafMenu.gtk_mnemonic",
"LafMenu.gtk_accessible_description", gtk);
// ***** create themes menu
themesMenu = (JMenu) menuBar.add(new JMenu(getString("ThemesMenu.themes_label")));
themesMenu.setMnemonic(getMnemonic("ThemesMenu.themes_mnemonic"));
themesMenu.getAccessibleContext().setAccessibleDescription(
getString("ThemesMenu.themes_accessible_description"));
// since mac look and feel is default, themes menu should start out disabled
themesMenu.setEnabled(false);
// ***** create the audio submenu under the theme menu
audioMenu = (JMenu) themesMenu.add(new JMenu(getString("AudioMenu.audio_label")));
audioMenu.setMnemonic(getMnemonic("AudioMenu.audio_mnemonic"));
audioMenu.getAccessibleContext().setAccessibleDescription(
getString("AudioMenu.audio_accessible_description"));
createAudioMenuItem(audioMenu, "AudioMenu.on_label",
"AudioMenu.on_mnemonic",
"AudioMenu.on_accessible_description",
new OnAudioAction(this));
mi = createAudioMenuItem(audioMenu, "AudioMenu.default_label",
"AudioMenu.default_mnemonic",
"AudioMenu.default_accessible_description",
new DefaultAudioAction(this));
mi.setSelected(true); // This is the default feedback setting
createAudioMenuItem(audioMenu, "AudioMenu.off_label",
"AudioMenu.off_mnemonic",
"AudioMenu.off_accessible_description",
new OffAudioAction(this));
// *** now back to adding color/font themes to the theme menu
mi = createThemesMenuItem(themesMenu, "ThemesMenu.default_label", "ThemesMenu.default_mnemonic",
"ThemesMenu.default_accessible_description", new DefaultMetalTheme());
mi.setSelected(true); // This is the default theme
createThemesMenuItem(themesMenu, "ThemesMenu.aqua_label", "ThemesMenu.aqua_mnemonic",
"ThemesMenu.aqua_accessible_description", new AquaTheme());
createThemesMenuItem(themesMenu, "ThemesMenu.charcoal_label", "ThemesMenu.charcoal_mnemonic",
"ThemesMenu.charcoal_accessible_description", new CharcoalTheme());
createThemesMenuItem(themesMenu, "ThemesMenu.contrast_label", "ThemesMenu.contrast_mnemonic",
"ThemesMenu.contrast_accessible_description", new ContrastTheme());
createThemesMenuItem(themesMenu, "ThemesMenu.emerald_label", "ThemesMenu.emerald_mnemonic",
"ThemesMenu.emerald_accessible_description", new EmeraldTheme());
createThemesMenuItem(themesMenu, "ThemesMenu.ruby_label", "ThemesMenu.ruby_mnemonic",
"ThemesMenu.ruby_accessible_description", new RubyTheme());
// ***** create the tooltip menu.
toolTipMenu = (JMenu) menuBar.add(new JMenu(
getString("ToolTipMenu.tooltip_label")));
toolTipMenu.setMnemonic(getMnemonic("ToolTipMenu.tooltip_mnemonic"));
toolTipMenu.getAccessibleContext().setAccessibleDescription(
getString("ToolTipMenu.tooltip_accessible_description"));
// ***** create tool tip submenu items.
mi = createToolTipMenuItem(toolTipMenu, "ToolTipMenu.on_label",
"ToolTipMenu.on_mnemonic",
"ToolTipMenu.on_accessible_description",
new ToolTipAction(this, true));
mi.setSelected(true);
createToolTipMenuItem(toolTipMenu, "ToolTipMenu.off_label",
"ToolTipMenu.off_mnemonic",
"ToolTipMenu.off_accessible_description",
new ToolTipAction(this, false));
}
// ***** create the multiscreen menu, if we have multiple screens
if (!isApplet()) {
GraphicsDevice[] screens = GraphicsEnvironment.
getLocalGraphicsEnvironment().
getScreenDevices();
if (screens.length > 1) {
JMenu multiScreenMenu = (JMenu) menuBar.add(new JMenu(
getString("MultiMenu.multi_label")));
multiScreenMenu.setMnemonic(getMnemonic("MultiMenu.multi_mnemonic"));
multiScreenMenu.getAccessibleContext().setAccessibleDescription(
getString("MultiMenu.multi_accessible_description"));
createMultiscreenMenuItem(multiScreenMenu, MultiScreenAction.ALL_SCREENS);
for (int i = 0; i < screens.length; i++) {
createMultiscreenMenuItem(multiScreenMenu, i);
}
}
}
return menuBar;
}
/**
* Create the tool tip submenu
*/
public JMenuItem createToolTipMenuItem(JMenu menu, String label,
String mnemonic,
String accessibleDescription,
Action action) {
JRadioButtonMenuItem mi = (JRadioButtonMenuItem)menu.add(
new JRadioButtonMenuItem(getString(label)));
toolTipMenuGroup.add(mi);
mi.setMnemonic(getMnemonic(mnemonic));
mi.getAccessibleContext().setAccessibleDescription(getString(
accessibleDescription));
mi.addActionListener(action);
return mi;
}
/**
* Create the theme's audio submenu
*/
public JMenuItem createAudioMenuItem(JMenu menu, String label,
String mnemonic,
String accessibleDescription,
Action action) {
JRadioButtonMenuItem mi = (JRadioButtonMenuItem) menu.add(new JRadioButtonMenuItem(getString(label)));
audioMenuGroup.add(mi);
mi.setMnemonic(getMnemonic(mnemonic));
mi.getAccessibleContext().setAccessibleDescription(getString(accessibleDescription));
mi.addActionListener(action);
return mi;
}
/**
* Creates a generic menu item
*/
public JMenuItem createMenuItem(JMenu menu, String label, String mnemonic,
String accessibleDescription, Action action) {
JMenuItem mi = (JMenuItem) menu.add(new JMenuItem(getString(label)));
mi.setMnemonic(getMnemonic(mnemonic));
mi.getAccessibleContext().setAccessibleDescription(getString(accessibleDescription));
mi.addActionListener(action);
if(action == null) {
mi.setEnabled(false);
}
return mi;
}
/**
* Creates a JRadioButtonMenuItem for the Themes menu
*/
public JMenuItem createThemesMenuItem(JMenu menu, String label, String mnemonic,
String accessibleDescription, DefaultMetalTheme theme) {
JRadioButtonMenuItem mi = (JRadioButtonMenuItem) menu.add(new JRadioButtonMenuItem(getString(label)));
themesMenuGroup.add(mi);
mi.setMnemonic(getMnemonic(mnemonic));
mi.getAccessibleContext().setAccessibleDescription(getString(accessibleDescription));
mi.addActionListener(new ChangeThemeAction(this, theme));
return mi;
}
/**
* Creates a JRadioButtonMenuItem for the Look and Feel menu
*/
public JMenuItem createLafMenuItem(JMenu menu, String label, String mnemonic,
String accessibleDescription, String laf) {
JMenuItem mi = (JRadioButtonMenuItem) menu.add(new JRadioButtonMenuItem(getString(label)));
lafMenuGroup.add(mi);
mi.setMnemonic(getMnemonic(mnemonic));
mi.getAccessibleContext().setAccessibleDescription(getString(accessibleDescription));
mi.addActionListener(new ChangeLookAndFeelAction(this, laf));
mi.setEnabled(isAvailableLookAndFeel(laf));
return mi;
}
/**
* Creates a multi-screen menu item
*/
public JMenuItem createMultiscreenMenuItem(JMenu menu, int screen) {
JMenuItem mi = null;
if (screen == MultiScreenAction.ALL_SCREENS) {
mi = (JMenuItem) menu.add(new JMenuItem(getString("MultiMenu.all_label")));
mi.setMnemonic(getMnemonic("MultiMenu.all_mnemonic"));
mi.getAccessibleContext().setAccessibleDescription(getString(
"MultiMenu.all_accessible_description"));
}
else {
mi = (JMenuItem) menu.add(new JMenuItem(getString("MultiMenu.single_label") + " " +
screen));
mi.setMnemonic(KeyEvent.VK_0 + screen);
mi.getAccessibleContext().setAccessibleDescription(getString(
"MultiMenu.single_accessible_description") + " " + screen);
}
mi.addActionListener(new MultiScreenAction(this, screen));
return mi;
}
public JPopupMenu createPopupMenu() {
JPopupMenu popup = new JPopupMenu("JPopupMenu demo");
createPopupMenuItem(popup, "LafMenu.java_label", "LafMenu.java_mnemonic",
"LafMenu.java_accessible_description", metal);
createPopupMenuItem(popup, "LafMenu.mac_label", "LafMenu.mac_mnemonic",
"LafMenu.mac_accessible_description", mac);
createPopupMenuItem(popup, "LafMenu.motif_label", "LafMenu.motif_mnemonic",
"LafMenu.motif_accessible_description", motif);
createPopupMenuItem(popup, "LafMenu.windows_label", "LafMenu.windows_mnemonic",
"LafMenu.windows_accessible_description", windows);
createPopupMenuItem(popup, "LafMenu.gtk_label", "LafMenu.gtk_mnemonic",
"LafMenu.gtk_accessible_description", gtk);
// register key binding to activate popup menu
InputMap map = getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
map.put(KeyStroke.getKeyStroke(KeyEvent.VK_SPACE, InputEvent.CTRL_MASK),
"postMenuAction");
getActionMap().put("postMenuAction", new ActivatePopupMenuAction(this, popup));
return popup;
}
/**
* Creates a JMenuItem for the Look and Feel popup menu
*/
public JMenuItem createPopupMenuItem(JPopupMenu menu, String label, String mnemonic,
String accessibleDescription, String laf) {
JMenuItem mi = menu.add(new JMenuItem(getString(label)));
popupMenuGroup.add(mi);
mi.setMnemonic(getMnemonic(mnemonic));
mi.getAccessibleContext().setAccessibleDescription(getString(accessibleDescription));
mi.addActionListener(new ChangeLookAndFeelAction(this, laf));
mi.setEnabled(isAvailableLookAndFeel(laf));
return mi;
}
/**
* Load the first demo. This is done separately from the remaining demos
* so that we can get SwingSet2 up and available to the user quickly.
*/
public void preloadFirstDemo() {
DemoModule demo = addDemo(new InternalFrameDemo(this));
setDemo(demo);
}
/**
* Add a demo to the toolbar
*/
public DemoModule addDemo(DemoModule demo) {
demosVector.addElement(demo);
// do the following on the gui thread
SwingUtilities.invokeLater(new SwingSetRunnable(this, demo) {
public void run() {
SwitchToDemoAction action = new SwitchToDemoAction(swingset, (DemoModule) obj);
JToggleButton tb = swingset.getToolBar().addToggleButton(action);
swingset.getToolBarGroup().add(tb);
if(swingset.getToolBarGroup().getSelection() == null) {
tb.setSelected(true);
}
tb.setText(null);
tb.setToolTipText(((DemoModule)obj).getToolTip());
if(demos[demos.length-1].equals(obj.getClass().getName())) {
setStatus(getString("Status.popupMenuAccessible"));
}
}
});
return demo;
}
/**
* Sets the current demo
*/
public void setDemo(DemoModule demo) {
currentDemo = demo;
// Ensure panel's UI is current before making visible
JComponent currentDemoPanel = demo.getDemoPanel();
SwingUtilities.updateComponentTreeUI(currentDemoPanel);
demoPanel.removeAll();
demoPanel.add(currentDemoPanel, BorderLayout.CENTER);
tabbedPane.setSelectedIndex(0);
tabbedPane.setTitleAt(0, demo.getName());
tabbedPane.setToolTipTextAt(0, demo.getToolTip());
}
/**
* Bring up the SwingSet2 demo by showing the frame (only
* applicable if coming up as an application, not an applet);
*/
public void showSwingSet2() {
if(!isApplet() && getFrame() != null) {
// put swingset in a frame and show it
JFrame f = getFrame();
f.setTitle(getString("Frame.title"));
f.getContentPane().add(this, BorderLayout.CENTER);
f.pack();
Rectangle screenRect = f.getGraphicsConfiguration().getBounds();
Insets screenInsets = Toolkit.getDefaultToolkit().getScreenInsets(
f.getGraphicsConfiguration());
// Make sure we don't place the demo off the screen.
int centerWidth = screenRect.width < f.getSize().width ?
screenRect.x :
screenRect.x + screenRect.width/2 - f.getSize().width/2;
int centerHeight = screenRect.height < f.getSize().height ?
screenRect.y :
screenRect.y + screenRect.height/2 - f.getSize().height/2;
centerHeight = centerHeight < screenInsets.top ?
screenInsets.top : centerHeight;
f.setLocation(centerWidth, centerHeight);
f.show();
numSSs++;
swingSets.add(this);
}
}
/**
* Show the spash screen while the rest of the demo loads
*/
public void createSplashScreen() {
splashLabel = new JLabel(createImageIcon("Splash.jpg", "Splash.accessible_description"));
if(!isApplet()) {
splashScreen = new JWindow(getFrame());
splashScreen.getContentPane().add(splashLabel);
splashScreen.pack();
Rectangle screenRect = getFrame().getGraphicsConfiguration().getBounds();
splashScreen.setLocation(
screenRect.x + screenRect.width/2 - splashScreen.getSize().width/2,
screenRect.y + screenRect.height/2 - splashScreen.getSize().height/2);
}
}
public void showSplashScreen() {
if(!isApplet()) {
splashScreen.show();
} else {
add(splashLabel, BorderLayout.CENTER);
validate();
repaint();
}
}
/**
* pop down the spash screen
*/
public void hideSplash() {
if(!isApplet()) {
splashScreen.setVisible(false);
splashScreen = null;
splashLabel = null;
}
}
// *******************************************************
// ****************** Utility Methods ********************
// *******************************************************
/**
* Loads a demo from a classname
*/
void loadDemo(String classname) {
setStatus(getString("Status.loading") + getString(classname + ".name"));
DemoModule demo = null;
try {
Class demoClass = Class.forName(classname);
Constructor demoConstructor = demoClass.getConstructor(new Class[]{SwingSet2.class});
demo = (DemoModule) demoConstructor.newInstance(new Object[]{this});
addDemo(demo);
} catch (Exception e) {
System.out.println("Error occurred loading demo: " + classname);
}
}
/**
* A utility function that layers on top of the LookAndFeel's
* isSupportedLookAndFeel() method. Returns true if the LookAndFeel
* is supported. Returns false if the LookAndFeel is not supported
* and/or if there is any kind of error checking if the LookAndFeel
* is supported.
*
* The L&F menu will use this method to detemine whether the various
* L&F options should be active or inactive.
*
*/
protected boolean isAvailableLookAndFeel(String laf) {
try {
Class lnfClass = Class.forName(laf);
LookAndFeel newLAF = (LookAndFeel)(lnfClass.newInstance());
return newLAF.isSupportedLookAndFeel();
} catch(Exception e) { // If ANYTHING weird happens, return false
return false;
}
}
/**
* Determines if this is an applet or application
*/
public boolean isApplet() {
return (applet != null);
}
/**
* Returns the applet instance
*/
public SwingSet2Applet getApplet() {
return applet;
}
/**
* Returns the frame instance
*/
public JFrame getFrame() {
return frame;
}
/**
* Returns the menubar
*/
public JMenuBar getMenuBar() {
return menuBar;
}
/**
* Returns the toolbar
*/
public ToggleButtonToolBar getToolBar() {
return toolbar;
}
/**
* Returns the toolbar button group
*/
public ButtonGroup getToolBarGroup() {
return toolbarGroup;
}
/**
* Returns the content pane wether we're in an applet
* or application
*/
public Container getContentPane() {
if(contentPane == null) {
if(getFrame() != null) {
contentPane = getFrame().getContentPane();
} else if (getApplet() != null) {
contentPane = getApplet().getContentPane();
}
}
return contentPane;
}
/**
* Create a frame for SwingSet2 to reside in if brought up
* as an application.
*/
public static JFrame createFrame(GraphicsConfiguration gc) {
JFrame frame = new JFrame(gc);
if (numSSs == 0) {
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
} else {
WindowListener l = new WindowAdapter() {
public void windowClosing(WindowEvent e) {
numSSs--;
swingSets.remove(this);
}
};
frame.addWindowListener(l);
}
return frame;
}
/**
* Set the status
*/
public void setStatus(String s) {
// do the following on the gui thread
SwingUtilities.invokeLater(new SwingSetRunnable(this, s) {
public void run() {
swingset.statusField.setText((String) obj);
}
});
}
/**
* This method returns a string from the demo's resource bundle.
*/
public String getString(String key) {
String value = null;
try {
value = getResourceBundle().getString(key);
} catch (MissingResourceException e) {
System.out.println("java.util.MissingResourceException: Couldn't find value for: " + key);
}
if(value == null) {
value = "Could not find resource: " + key + " ";
}
return value;
}
/**
* Returns the resource bundle associated with this demo. Used
* to get accessable and internationalized strings.
*/
public ResourceBundle getResourceBundle() {
if(bundle == null) {
bundle = ResourceBundle.getBundle("resources.swingset");
}
return bundle;
}
/**
* Returns a mnemonic from the resource bundle. Typically used as
* keyboard shortcuts in menu items.
*/
public char getMnemonic(String key) {
return (getString(key)).charAt(0);
}
/**
* Creates an icon from an image contained in the "images" directory.
*/
public ImageIcon createImageIcon(String filename, String description) {
String path = "/resources/images/" + filename;
return new ImageIcon(getClass().getResource(path));
}
/**
* If DEBUG is defined, prints debug information out to std ouput.
*/
public void debug(String s) {
if(DEBUG) {
System.out.println((debugCounter++) + ": " + s);
}
}
/**
* Stores the current L&F, and calls updateLookAndFeel, below
*/
public void setLookAndFeel(String laf) {
if(currentLookAndFeel != laf) {
currentLookAndFeel = laf;
themesMenu.setEnabled(laf == metal);
updateLookAndFeel();
}
}
/**
* Sets the current L&F on each demo module
*/
public void updateLookAndFeel() {
try {
UIManager.setLookAndFeel(currentLookAndFeel);
for (Iterator itr = swingSets.iterator(); itr.hasNext(); ) {
SwingSet2 ss = (SwingSet2)itr.next();
SwingUtilities.updateComponentTreeUI(ss);
}
// update LAF for the toplevel frame, too
if (!isApplet()) {
SwingUtilities.updateComponentTreeUI(getFrame());
} else {
SwingUtilities.updateComponentTreeUI(getApplet());
}
SwingUtilities.updateComponentTreeUI(popupMenu);
} catch (Exception ex) {
System.out.println("Failed loading L&F: " + currentLookAndFeel);
System.out.println(ex);
}
// lazily update update the UI's for the remaining demos
for (int i = 0; i < demosVector.size(); i++) {
DemoModule demo = (DemoModule) demosVector.elementAt(i);
if(currentDemo != demo) {
// do the following on the gui thread
SwingUtilities.invokeLater(new SwingSetRunnable(this, demo) {
public void run() {
SwingUtilities.updateComponentTreeUI(((DemoModule)obj).getDemoPanel());
}
});
}
}
}
/**
* Loads and puts the source code text into JEditorPane in the "Source Code" tab
*/
public void setSourceCode(DemoModule demo) {
// do the following on the gui thread
SwingUtilities.invokeLater(new SwingSetRunnable(this, demo) {
public void run() {
swingset.demoSrcPane.setText(((DemoModule)obj).getSourceCode());
swingset.demoSrcPane.setCaretPosition(0);
}
});
}
// *******************************************************
// ************** ToggleButtonToolbar *****************
// *******************************************************
static Insets zeroInsets = new Insets(1,1,1,1);
protected class ToggleButtonToolBar extends JToolBar {
public ToggleButtonToolBar() {
super();
}
JToggleButton addToggleButton(Action a) {
JToggleButton tb = new JToggleButton(
(String)a.getValue(Action.NAME),
(Icon)a.getValue(Action.SMALL_ICON)
);
tb.setMargin(zeroInsets);
tb.setText(null);
tb.setEnabled(a.isEnabled());
tb.setToolTipText((String)a.getValue(Action.SHORT_DESCRIPTION));
tb.setAction(a);
add(tb);
return tb;
}
}
// *******************************************************
// ********* ToolBar Panel / Docking Listener ***********
// *******************************************************
class ToolBarPanel extends JPanel implements ContainerListener {
public boolean contains(int x, int y) {
Component c = getParent();
if (c != null) {
Rectangle r = c.getBounds();
return (x >= 0) && (x < r.width) && (y >= 0) && (y < r.height);
}
else {
return super.contains(x,y);
}
}
public void componentAdded(ContainerEvent e) {
Container c = e.getContainer().getParent();
if (c != null) {
c.getParent().validate();
c.getParent().repaint();
}
}
public void componentRemoved(ContainerEvent e) {
Container c = e.getContainer().getParent();
if (c != null) {
c.getParent().validate();
c.getParent().repaint();
}
}
}
// *******************************************************
// ****************** Runnables ***********************
// *******************************************************
/**
* Generic SwingSet2 runnable. This is intended to run on the
* AWT gui event thread so as not to muck things up by doing
* gui work off the gui thread. Accepts a SwingSet2 and an Object
* as arguments, which gives subtypes of this class the two
* "must haves" needed in most runnables for this demo.
*/
class SwingSetRunnable implements Runnable {
protected SwingSet2 swingset;
protected Object obj;
public SwingSetRunnable(SwingSet2 swingset, Object obj) {
this.swingset = swingset;
this.obj = obj;
}
public void run() {
}
}
// *******************************************************
// ******************** Actions ***********************
// *******************************************************
public class SwitchToDemoAction extends AbstractAction {
SwingSet2 swingset;
DemoModule demo;
public SwitchToDemoAction(SwingSet2 swingset, DemoModule demo) {
super(demo.getName(), demo.getIcon());
this.swingset = swingset;
this.demo = demo;
}
public void actionPerformed(ActionEvent e) {
swingset.setDemo(demo);
}
}
class OkAction extends AbstractAction {
JDialog aboutBox;
protected OkAction(JDialog aboutBox) {
super("OkAction");
this.aboutBox = aboutBox;
}
public void actionPerformed(ActionEvent e) {
aboutBox.setVisible(false);
}
}
class ChangeLookAndFeelAction extends AbstractAction {
SwingSet2 swingset;
String laf;
protected ChangeLookAndFeelAction(SwingSet2 swingset, String laf) {
super("ChangeTheme");
this.swingset = swingset;
this.laf = laf;
}
public void actionPerformed(ActionEvent e) {
swingset.setLookAndFeel(laf);
}
}
class ActivatePopupMenuAction extends AbstractAction {
SwingSet2 swingset;
JPopupMenu popup;
protected ActivatePopupMenuAction(SwingSet2 swingset, JPopupMenu popup) {
super("ActivatePopupMenu");
this.swingset = swingset;
this.popup = popup;
}
public void actionPerformed(ActionEvent e) {
Dimension invokerSize = getSize();
Dimension popupSize = popup.getPreferredSize();
popup.show(swingset, (invokerSize.width - popupSize.width) / 2,
(invokerSize.height - popupSize.height) / 2);
}
}
// Turns on all possible auditory feedback
class OnAudioAction extends AbstractAction {
SwingSet2 swingset;
protected OnAudioAction(SwingSet2 swingset) {
super("Audio On");
this.swingset = swingset;
}
public void actionPerformed(ActionEvent e) {
UIManager.put("AuditoryCues.playList",
UIManager.get("AuditoryCues.allAuditoryCues"));
swingset.updateLookAndFeel();
}
}
// Turns on the default amount of auditory feedback
class DefaultAudioAction extends AbstractAction {
SwingSet2 swingset;
protected DefaultAudioAction(SwingSet2 swingset) {
super("Audio Default");
this.swingset = swingset;
}
public void actionPerformed(ActionEvent e) {
UIManager.put("AuditoryCues.playList",
UIManager.get("AuditoryCues.defaultCueList"));
swingset.updateLookAndFeel();
}
}
// Turns off all possible auditory feedback
class OffAudioAction extends AbstractAction {
SwingSet2 swingset;
protected OffAudioAction(SwingSet2 swingset) {
super("Audio Off");
this.swingset = swingset;
}
public void actionPerformed(ActionEvent e) {
UIManager.put("AuditoryCues.playList",
UIManager.get("AuditoryCues.noAuditoryCues"));
swingset.updateLookAndFeel();
}
}
// Turns on or off the tool tips for the demo.
class ToolTipAction extends AbstractAction {
SwingSet2 swingset;
boolean status;
protected ToolTipAction(SwingSet2 swingset, boolean status) {
super("ToolTip Control");
this.swingset = swingset;
this.status = status;
}
public void actionPerformed(ActionEvent e) {
ToolTipManager.sharedInstance().setEnabled(status);
}
}
class ChangeThemeAction extends AbstractAction {
SwingSet2 swingset;
DefaultMetalTheme theme;
protected ChangeThemeAction(SwingSet2 swingset, DefaultMetalTheme theme) {
super("ChangeTheme");
this.swingset = swingset;
this.theme = theme;
}
public void actionPerformed(ActionEvent e) {
MetalLookAndFeel.setCurrentTheme(theme);
swingset.updateLookAndFeel();
}
}
class ExitAction extends AbstractAction {
SwingSet2 swingset;
protected ExitAction(SwingSet2 swingset) {
super("ExitAction");
this.swingset = swingset;
}
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
}
class AboutAction extends AbstractAction {
SwingSet2 swingset;
protected AboutAction(SwingSet2 swingset) {
super("AboutAction");
this.swingset = swingset;
}
public void actionPerformed(ActionEvent e) {
if(aboutBox == null) {
// JPanel panel = new JPanel(new BorderLayout());
JPanel panel = new AboutPanel(swingset);
panel.setLayout(new BorderLayout());
aboutBox = new JDialog(swingset.getFrame(), getString("AboutBox.title"), false);
aboutBox.getContentPane().add(panel, BorderLayout.CENTER);
// JButton button = new JButton(getString("AboutBox.ok_button_text"));
JPanel buttonpanel = new JPanel();
buttonpanel.setOpaque(false);
JButton button = (JButton) buttonpanel.add(
new JButton(getString("AboutBox.ok_button_text"))
);
panel.add(buttonpanel, BorderLayout.SOUTH);
button.addActionListener(new OkAction(aboutBox));
}
aboutBox.pack();
Point p = swingset.getLocationOnScreen();
aboutBox.setLocation(p.x + 10, p.y +10);
aboutBox.show();
}
}
class MultiScreenAction extends AbstractAction {
static final int ALL_SCREENS = -1;
int screen;
protected MultiScreenAction(SwingSet2 swingset, int screen) {
super("MultiScreenAction");
this.screen = screen;
}
public void actionPerformed(ActionEvent e) {
GraphicsDevice[] gds = GraphicsEnvironment.
getLocalGraphicsEnvironment().
getScreenDevices();
if (screen == ALL_SCREENS) {
for (int i = 0; i < gds.length; i++) {
SwingSet2 swingset = new SwingSet2(null,
gds[i].getDefaultConfiguration());
}
}
else {
SwingSet2 swingset = new SwingSet2(null,
gds[screen].getDefaultConfiguration());
}
}
}
// *******************************************************
// ********************** Misc *************************
// *******************************************************
class DemoLoadThread extends Thread {
SwingSet2 swingset;
public DemoLoadThread(SwingSet2 swingset) {
this.swingset = swingset;
}
public void run() {
swingset.loadDemos();
}
}
class AboutPanel extends JPanel {
ImageIcon aboutimage = null;
SwingSet2 swingset = null;
public AboutPanel(SwingSet2 swingset) {
this.swingset = swingset;
aboutimage = swingset.createImageIcon("About.jpg", "AboutBox.accessible_description");
setOpaque(false);
}
public void paint(Graphics g) {
aboutimage.paintIcon(this, g, 0, 0);
super.paint(g);
}
public Dimension getPreferredSize() {
return new Dimension(aboutimage.getIconWidth(),
aboutimage.getIconHeight());
}
}
}