src/demo/share/jfc/J2Ddemo/java2d/DemoGroup.java - platform/libcore - Git at Google

 /*
  *
  * Copyright (c) 2007, 2011, Oracle and/or its affiliates. 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 name of Oracle 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.
  */
 package java2d;


 import java.awt.BorderLayout;
 import java.awt.Component;
 import java.awt.Dimension;
 import java.awt.Font;
 import java.awt.GridBagLayout;
 import java.awt.GridLayout;
 import java.awt.Image;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.awt.event.MouseAdapter;
 import java.awt.event.MouseEvent;
 import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;
 import javax.swing.JButton;
 import javax.swing.JCheckBox;
 import javax.swing.JCheckBoxMenuItem;
 import javax.swing.JFrame;
 import javax.swing.JPanel;
 import javax.swing.JTabbedPane;
 import javax.swing.JToggleButton;
 import javax.swing.border.BevelBorder;
 import javax.swing.border.CompoundBorder;
 import javax.swing.border.EmptyBorder;
 import javax.swing.border.SoftBevelBorder;
 import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;


 /**
  * DemoGroup handles multiple demos inside of a panel.  Demos are loaded
  * from the demos[][] string as listed in J2Ddemo.java.
  * Demo groups can be loaded individually, for example :
  *      java DemoGroup Fonts
  * Loads all the demos found in the demos/Fonts directory.
  */
 @SuppressWarnings("serial")
 public class DemoGroup extends JPanel
         implements ChangeListener, ActionListener {
     private final DemoInstVarsAccessor demoInstVars;
     public int columns = 2;
     private static final Font font = new Font(Font.SERIF, Font.PLAIN, 10);
     private final EmptyBorder emptyB = new EmptyBorder(5, 5, 5, 5);
     private final BevelBorder bevelB = new BevelBorder(BevelBorder.LOWERED);
     private String groupName;
     public JPanel clonePanels[];
     public JTabbedPane tabbedPane;

     public DemoGroup(String name, DemoInstVarsAccessor demoInstVars) {

         groupName = name;
         this.demoInstVars = demoInstVars;

         setLayout(new BorderLayout());

         JPanel p = new JPanel(new GridLayout(0, 2));
         p.setBorder(new CompoundBorder(emptyB, bevelB));

         // Find the named demo group in J2Ddemo.demos[].
         int ind = -1;
         while (!name.equals(J2Ddemo.demos[++ind][0])) {
         }
         String[] demos = J2Ddemo.demos[ind];

         // If there are an odd number of demos, use GridBagLayout.
         // Note that we don't use the first entry.
         int numDemos = demos.length - 1;
         if (numDemos % 2 == 1) {
             p.setLayout(new GridBagLayout());
         }

         MouseAdapter mouseListener = new MouseAdapter() {

             @Override
             public void mouseClicked(MouseEvent e) {
                 DemoGroup.this.mouseClicked(e.getComponent());
             }
         };

         // For each demo in the group, prepare a DemoPanel.
         for (int i = 1; i <= numDemos; i++) {
             DemoPanel dp =
                     new DemoPanel("java2d.demos." + name + "." + demos[i], demoInstVars);
             dp.setDemoBorder(p);
             if (dp.surface != null) {
                 dp.surface.addMouseListener(mouseListener);
                 dp.surface.setMonitor(demoInstVars.getPerformanceMonitor() != null);
             }
             if (p.getLayout() instanceof GridBagLayout) {
                 int x = p.getComponentCount() % 2;
                 int y = p.getComponentCount() / 2;
                 int w = (i == numDemos) ? 2 : 1;
                 J2Ddemo.addToGridBag(p, dp, x, y, w, 1, 1, 1);
             } else {
                 p.add(dp);
             }
         }

         add(p);
     }

     public void mouseClicked(Component component) {
         String className = component.toString();

         if (tabbedPane == null) {
             shutDown(getPanel());
             JPanel p = new JPanel(new BorderLayout());
             p.setBorder(new CompoundBorder(emptyB, bevelB));

             tabbedPane = new JTabbedPane();
             tabbedPane.setFont(font);

             JPanel tmpP = (JPanel) getComponent(0);
             tabbedPane.addTab(groupName, tmpP);

             clonePanels = new JPanel[tmpP.getComponentCount()];
             for (int i = 0; i < clonePanels.length; i++) {
                 clonePanels[i] = new JPanel(new BorderLayout());
                 DemoPanel dp = (DemoPanel) tmpP.getComponent(i);
                 DemoPanel c = new DemoPanel(dp.className, demoInstVars);
                 c.setDemoBorder(clonePanels[i]);
                 if (c.surface != null) {
                     c.surface.setMonitor(demoInstVars.getPerformanceMonitor() != null);
                     Image cloneImg = DemoImages.getImage("clone.gif", this);
                     c.tools.cloneB = c.tools.addTool(cloneImg,
                             "Clone the Surface", this);
                     Dimension d = c.tools.toolbar.getPreferredSize();
                     c.tools.toolbar.setPreferredSize(
                             new Dimension(d.width + 27, d.height));
                     if (demoInstVars.getBackgroundColor() != null) {
                         c.surface.setBackground(demoInstVars.getBackgroundColor());
                     }
                 }
                 clonePanels[i].add(c);
                 String s = dp.className.substring(dp.className.indexOf('.') + 1);
                 tabbedPane.addTab(s, clonePanels[i]);
             }
             p.add(tabbedPane);
             remove(tmpP);
             add(p);

             tabbedPane.addChangeListener(this);
             revalidate();
         }

         className = className.substring(0, className.indexOf('['));

         for (int i = 0; i < tabbedPane.getTabCount(); i++) {
             String s1 = className.substring(className.indexOf('.') + 1);
             if (tabbedPane.getTitleAt(i).equals(s1)) {
                 tabbedPane.setSelectedIndex(i);
                 break;
             }
         }

         revalidate();
     }

     @Override
     public void actionPerformed(ActionEvent e) {
         JButton b = (JButton) e.getSource();
         if (b.getToolTipText().startsWith("Clone")) {
             cloneDemo();
         } else {
             removeClone(b.getParent().getParent().getParent().getParent());
         }
     }
     private int index;

     @Override
     public void stateChanged(ChangeEvent e) {
         shutDown((JPanel) tabbedPane.getComponentAt(index));
         index = tabbedPane.getSelectedIndex();
         setup(false);
     }

     public JPanel getPanel() {
         if (tabbedPane != null) {
             return (JPanel) tabbedPane.getSelectedComponent();
         } else {
             return (JPanel) getComponent(0);
         }
     }

     public void setup(boolean issueRepaint) {

         JPanel p = getPanel();

         // Let PerformanceMonitor know which demos are running
         if (demoInstVars.getPerformanceMonitor() != null) {
             demoInstVars.getPerformanceMonitor().surf.setPanel(p);
             demoInstVars.getPerformanceMonitor().surf.setSurfaceState();
         }

         GlobalControls c = demoInstVars.getControls();
         // .. tools check against global controls settings ..
         // .. & start demo & custom control thread if need be ..
         for (int i = 0; i < p.getComponentCount(); i++) {
             DemoPanel dp = (DemoPanel) p.getComponent(i);
             if (dp.surface != null && c != null) {
                 Tools t = dp.tools;
                 t.setVisible(isValid());
                 t.issueRepaint = issueRepaint;
                 JToggleButton b[] = { t.toggleB, t.aliasB, t.renderB,
                     t.textureB, t.compositeB };
                 JCheckBox cb[] = { c.toolBarCB, c.aliasCB, c.renderCB,
                     c.textureCB, c.compositeCB };
                 for (int j = 0; j < b.length; j++) {
                     if (c.obj != null && c.obj.equals(cb[j])) {
                         if (b[j].isSelected() != cb[j].isSelected()) {
                             b[j].doClick();
                         }
                     } else if (c.obj == null) {
                         if (b[j].isSelected() != cb[j].isSelected()) {
                             b[j].doClick();
                         }
                     }
                 }
                 t.setVisible(true);
                 if (c.screenCombo.getSelectedIndex()
                         != t.screenCombo.getSelectedIndex()) {
                     t.screenCombo.setSelectedIndex(c.screenCombo.
                             getSelectedIndex());
                 }
                 if (demoInstVars.getVerboseCB().isSelected()) {
                     dp.surface.verbose(c);
                 }
                 dp.surface.setSleepAmount(c.slider.getValue());
                 if (demoInstVars.getBackgroundColor() != null) {
                     dp.surface.setBackground(demoInstVars.getBackgroundColor());
                 }
                 t.issueRepaint = true;
             }
             dp.start();
         }
         revalidate();
     }

     public void shutDown(JPanel p) {
         for (int i = 0; i < p.getComponentCount(); i++) {
             ((DemoPanel) p.getComponent(i)).stop();
         }
         System.gc();
     }

     public void cloneDemo() {
         JPanel panel = clonePanels[tabbedPane.getSelectedIndex() - 1];
         if (panel.getComponentCount() == 1) {
             panel.invalidate();
             panel.setLayout(new GridLayout(0, columns, 5, 5));
             panel.revalidate();
         }
         DemoPanel original = (DemoPanel) getPanel().getComponent(0);
         DemoPanel clone = new DemoPanel(original.className, demoInstVars);
         if (columns == 2) {
             clone.setDemoBorder(panel);
         }
         Image removeImg = DemoImages.getImage("remove.gif", this);
         clone.tools.cloneB =
                 clone.tools.addTool(removeImg, "Remove the Surface", this);
         Dimension d = clone.tools.toolbar.getPreferredSize();
         clone.tools.toolbar.setPreferredSize(
                 new Dimension(d.width + 27, d.height));
         if (demoInstVars.getBackgroundColor() != null) {
             clone.surface.setBackground(demoInstVars.getBackgroundColor());
         }
         if (demoInstVars.getControls() != null) {
             if (clone.tools.isExpanded
                     != demoInstVars.getControls().toolBarCB.isSelected()) {
                 clone.tools.toggleB.doClick();
             }
         }
         clone.start();
         clone.surface.setMonitor(demoInstVars.getPerformanceMonitor() != null);
         panel.add(clone);
         panel.repaint();
         panel.revalidate();
     }

     public void removeClone(Component theClone) {
         JPanel panel = clonePanels[tabbedPane.getSelectedIndex() - 1];
         if (panel.getComponentCount() == 2) {
             Component cmp = panel.getComponent(0);
             panel.removeAll();
             panel.setLayout(new BorderLayout());
             panel.revalidate();
             panel.add(cmp);
         } else {
             panel.remove(theClone);
             int cmpCount = panel.getComponentCount();
             for (int j = 1; j < cmpCount; j++) {
                 int top = (j + 1 >= 3) ? 0 : 5;
                 int left = ((j + 1) % 2) == 0 ? 0 : 5;
                 EmptyBorder eb = new EmptyBorder(top, left, 5, 5);
                 SoftBevelBorder sbb = new SoftBevelBorder(BevelBorder.RAISED);
                 JPanel p = (JPanel) panel.getComponent(j);
                 p.setBorder(new CompoundBorder(eb, sbb));
             }
         }
         panel.repaint();
         panel.revalidate();
     }

     public static void main(String args[]) {
         class DemoInstVarsAccessorImpl extends DemoInstVarsAccessorImplBase {
             private volatile JCheckBoxMenuItem ccthreadCB;

             public void setCcthreadCB(JCheckBoxMenuItem ccthreadCB) {
                 this.ccthreadCB = ccthreadCB;
             }

             @Override
             public JCheckBoxMenuItem getCcthreadCB() {
                 return ccthreadCB;
             }
         }
         DemoInstVarsAccessorImpl demoInstVars = new DemoInstVarsAccessorImpl();
         final DemoGroup group = new DemoGroup(args[0], demoInstVars);
         JFrame f = new JFrame("Java2D(TM) Demo - DemoGroup");
         f.addWindowListener(new WindowAdapter() {

             @Override
             public void windowClosing(WindowEvent e) {
                 System.exit(0);
             }

             @Override
             public void windowDeiconified(WindowEvent e) {
                 group.setup(false);
             }

             @Override
             public void windowIconified(WindowEvent e) {
                 group.shutDown(group.getPanel());
             }
         });
         f.getContentPane().add("Center", group);
         f.pack();
         int FRAME_WIDTH = 620;
         int FRAME_HEIGHT = 530;
         f.setSize(FRAME_WIDTH, FRAME_HEIGHT);
         f.setLocationRelativeTo(null);  // centers f on screen
         f.setVisible(true);
         for (String arg : args) {
             if (arg.startsWith("-ccthread")) {
                 demoInstVars.setCcthreadCB(new JCheckBoxMenuItem("CCThread", true));
             }
         }
         group.setup(false);
     }
 }
	/*
	*
	* Copyright (c) 2007, 2011, Oracle and/or its affiliates. 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 name of Oracle 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.
	*/
	package java2d;


	import java.awt.BorderLayout;
	import java.awt.Component;
	import java.awt.Dimension;
	import java.awt.Font;
	import java.awt.GridBagLayout;
	import java.awt.GridLayout;
	import java.awt.Image;
	import java.awt.event.ActionEvent;
	import java.awt.event.ActionListener;
	import java.awt.event.MouseAdapter;
	import java.awt.event.MouseEvent;
	import java.awt.event.WindowAdapter;
	import java.awt.event.WindowEvent;
	import javax.swing.JButton;
	import javax.swing.JCheckBox;
	import javax.swing.JCheckBoxMenuItem;
	import javax.swing.JFrame;
	import javax.swing.JPanel;
	import javax.swing.JTabbedPane;
	import javax.swing.JToggleButton;
	import javax.swing.border.BevelBorder;
	import javax.swing.border.CompoundBorder;
	import javax.swing.border.EmptyBorder;
	import javax.swing.border.SoftBevelBorder;
	import javax.swing.event.ChangeEvent;
	import javax.swing.event.ChangeListener;


	/**
	* DemoGroup handles multiple demos inside of a panel. Demos are loaded
	* from the demos[][] string as listed in J2Ddemo.java.
	* Demo groups can be loaded individually, for example :
	* java DemoGroup Fonts
	* Loads all the demos found in the demos/Fonts directory.
	*/
	@SuppressWarnings("serial")
	public class DemoGroup extends JPanel
	implements ChangeListener, ActionListener {
	private final DemoInstVarsAccessor demoInstVars;
	public int columns = 2;
	private static final Font font = new Font(Font.SERIF, Font.PLAIN, 10);
	private final EmptyBorder emptyB = new EmptyBorder(5, 5, 5, 5);
	private final BevelBorder bevelB = new BevelBorder(BevelBorder.LOWERED);
	private String groupName;
	public JPanel clonePanels[];
	public JTabbedPane tabbedPane;

	public DemoGroup(String name, DemoInstVarsAccessor demoInstVars) {

	groupName = name;
	this.demoInstVars = demoInstVars;

	setLayout(new BorderLayout());

	JPanel p = new JPanel(new GridLayout(0, 2));
	p.setBorder(new CompoundBorder(emptyB, bevelB));

	// Find the named demo group in J2Ddemo.demos[].
	int ind = -1;
	while (!name.equals(J2Ddemo.demos[++ind][0])) {
	}
	String[] demos = J2Ddemo.demos[ind];

	// If there are an odd number of demos, use GridBagLayout.
	// Note that we don't use the first entry.
	int numDemos = demos.length - 1;
	if (numDemos % 2 == 1) {
	p.setLayout(new GridBagLayout());
	}

	MouseAdapter mouseListener = new MouseAdapter() {

	@Override
	public void mouseClicked(MouseEvent e) {
	DemoGroup.this.mouseClicked(e.getComponent());
	}
	};

	// For each demo in the group, prepare a DemoPanel.
	for (int i = 1; i <= numDemos; i++) {
	DemoPanel dp =
	new DemoPanel("java2d.demos." + name + "." + demos[i], demoInstVars);
	dp.setDemoBorder(p);
	if (dp.surface != null) {
	dp.surface.addMouseListener(mouseListener);
	dp.surface.setMonitor(demoInstVars.getPerformanceMonitor() != null);
	}
	if (p.getLayout() instanceof GridBagLayout) {
	int x = p.getComponentCount() % 2;
	int y = p.getComponentCount() / 2;
	int w = (i == numDemos) ? 2 : 1;
	J2Ddemo.addToGridBag(p, dp, x, y, w, 1, 1, 1);
	} else {
	p.add(dp);
	}
	}

	add(p);
	}

	public void mouseClicked(Component component) {
	String className = component.toString();

	if (tabbedPane == null) {
	shutDown(getPanel());
	JPanel p = new JPanel(new BorderLayout());
	p.setBorder(new CompoundBorder(emptyB, bevelB));

	tabbedPane = new JTabbedPane();
	tabbedPane.setFont(font);

	JPanel tmpP = (JPanel) getComponent(0);
	tabbedPane.addTab(groupName, tmpP);

	clonePanels = new JPanel[tmpP.getComponentCount()];
	for (int i = 0; i < clonePanels.length; i++) {
	clonePanels[i] = new JPanel(new BorderLayout());
	DemoPanel dp = (DemoPanel) tmpP.getComponent(i);
	DemoPanel c = new DemoPanel(dp.className, demoInstVars);
	c.setDemoBorder(clonePanels[i]);
	if (c.surface != null) {
	c.surface.setMonitor(demoInstVars.getPerformanceMonitor() != null);
	Image cloneImg = DemoImages.getImage("clone.gif", this);
	c.tools.cloneB = c.tools.addTool(cloneImg,
	"Clone the Surface", this);
	Dimension d = c.tools.toolbar.getPreferredSize();
	c.tools.toolbar.setPreferredSize(
	new Dimension(d.width + 27, d.height));
	if (demoInstVars.getBackgroundColor() != null) {
	c.surface.setBackground(demoInstVars.getBackgroundColor());
	}
	}
	clonePanels[i].add(c);
	String s = dp.className.substring(dp.className.indexOf('.') + 1);
	tabbedPane.addTab(s, clonePanels[i]);
	}
	p.add(tabbedPane);
	remove(tmpP);
	add(p);

	tabbedPane.addChangeListener(this);
	revalidate();
	}

	className = className.substring(0, className.indexOf('['));

	for (int i = 0; i < tabbedPane.getTabCount(); i++) {
	String s1 = className.substring(className.indexOf('.') + 1);
	if (tabbedPane.getTitleAt(i).equals(s1)) {
	tabbedPane.setSelectedIndex(i);
	break;
	}
	}

	revalidate();
	}

	@Override
	public void actionPerformed(ActionEvent e) {
	JButton b = (JButton) e.getSource();
	if (b.getToolTipText().startsWith("Clone")) {
	cloneDemo();
	} else {
	removeClone(b.getParent().getParent().getParent().getParent());
	}
	}
	private int index;

	@Override
	public void stateChanged(ChangeEvent e) {
	shutDown((JPanel) tabbedPane.getComponentAt(index));
	index = tabbedPane.getSelectedIndex();
	setup(false);
	}

	public JPanel getPanel() {
	if (tabbedPane != null) {
	return (JPanel) tabbedPane.getSelectedComponent();
	} else {
	return (JPanel) getComponent(0);
	}
	}

	public void setup(boolean issueRepaint) {

	JPanel p = getPanel();

	// Let PerformanceMonitor know which demos are running
	if (demoInstVars.getPerformanceMonitor() != null) {
	demoInstVars.getPerformanceMonitor().surf.setPanel(p);
	demoInstVars.getPerformanceMonitor().surf.setSurfaceState();
	}

	GlobalControls c = demoInstVars.getControls();
	// .. tools check against global controls settings ..
	// .. & start demo & custom control thread if need be ..
	for (int i = 0; i < p.getComponentCount(); i++) {
	DemoPanel dp = (DemoPanel) p.getComponent(i);
	if (dp.surface != null && c != null) {
	Tools t = dp.tools;
	t.setVisible(isValid());
	t.issueRepaint = issueRepaint;
	JToggleButton b[] = { t.toggleB, t.aliasB, t.renderB,
	t.textureB, t.compositeB };
	JCheckBox cb[] = { c.toolBarCB, c.aliasCB, c.renderCB,
	c.textureCB, c.compositeCB };
	for (int j = 0; j < b.length; j++) {
	if (c.obj != null && c.obj.equals(cb[j])) {
	if (b[j].isSelected() != cb[j].isSelected()) {
	b[j].doClick();
	}
	} else if (c.obj == null) {
	if (b[j].isSelected() != cb[j].isSelected()) {
	b[j].doClick();
	}
	}
	}
	t.setVisible(true);
	if (c.screenCombo.getSelectedIndex()
	!= t.screenCombo.getSelectedIndex()) {
	t.screenCombo.setSelectedIndex(c.screenCombo.
	getSelectedIndex());
	}
	if (demoInstVars.getVerboseCB().isSelected()) {
	dp.surface.verbose(c);
	}
	dp.surface.setSleepAmount(c.slider.getValue());
	if (demoInstVars.getBackgroundColor() != null) {
	dp.surface.setBackground(demoInstVars.getBackgroundColor());
	}
	t.issueRepaint = true;
	}
	dp.start();
	}
	revalidate();
	}

	public void shutDown(JPanel p) {
	for (int i = 0; i < p.getComponentCount(); i++) {
	((DemoPanel) p.getComponent(i)).stop();
	}
	System.gc();
	}

	public void cloneDemo() {
	JPanel panel = clonePanels[tabbedPane.getSelectedIndex() - 1];
	if (panel.getComponentCount() == 1) {
	panel.invalidate();
	panel.setLayout(new GridLayout(0, columns, 5, 5));
	panel.revalidate();
	}
	DemoPanel original = (DemoPanel) getPanel().getComponent(0);
	DemoPanel clone = new DemoPanel(original.className, demoInstVars);
	if (columns == 2) {
	clone.setDemoBorder(panel);
	}
	Image removeImg = DemoImages.getImage("remove.gif", this);
	clone.tools.cloneB =
	clone.tools.addTool(removeImg, "Remove the Surface", this);
	Dimension d = clone.tools.toolbar.getPreferredSize();
	clone.tools.toolbar.setPreferredSize(
	new Dimension(d.width + 27, d.height));
	if (demoInstVars.getBackgroundColor() != null) {
	clone.surface.setBackground(demoInstVars.getBackgroundColor());
	}
	if (demoInstVars.getControls() != null) {
	if (clone.tools.isExpanded
	!= demoInstVars.getControls().toolBarCB.isSelected()) {
	clone.tools.toggleB.doClick();
	}
	}
	clone.start();
	clone.surface.setMonitor(demoInstVars.getPerformanceMonitor() != null);
	panel.add(clone);
	panel.repaint();
	panel.revalidate();
	}

	public void removeClone(Component theClone) {
	JPanel panel = clonePanels[tabbedPane.getSelectedIndex() - 1];
	if (panel.getComponentCount() == 2) {
	Component cmp = panel.getComponent(0);
	panel.removeAll();
	panel.setLayout(new BorderLayout());
	panel.revalidate();
	panel.add(cmp);
	} else {
	panel.remove(theClone);
	int cmpCount = panel.getComponentCount();
	for (int j = 1; j < cmpCount; j++) {
	int top = (j + 1 >= 3) ? 0 : 5;
	int left = ((j + 1) % 2) == 0 ? 0 : 5;
	EmptyBorder eb = new EmptyBorder(top, left, 5, 5);
	SoftBevelBorder sbb = new SoftBevelBorder(BevelBorder.RAISED);
	JPanel p = (JPanel) panel.getComponent(j);
	p.setBorder(new CompoundBorder(eb, sbb));
	}
	}
	panel.repaint();
	panel.revalidate();
	}

	public static void main(String args[]) {
	class DemoInstVarsAccessorImpl extends DemoInstVarsAccessorImplBase {
	private volatile JCheckBoxMenuItem ccthreadCB;

	public void setCcthreadCB(JCheckBoxMenuItem ccthreadCB) {
	this.ccthreadCB = ccthreadCB;
	}

	@Override
	public JCheckBoxMenuItem getCcthreadCB() {
	return ccthreadCB;
	}
	}
	DemoInstVarsAccessorImpl demoInstVars = new DemoInstVarsAccessorImpl();
	final DemoGroup group = new DemoGroup(args[0], demoInstVars);
	JFrame f = new JFrame("Java2D(TM) Demo - DemoGroup");
	f.addWindowListener(new WindowAdapter() {

	@Override
	public void windowClosing(WindowEvent e) {
	System.exit(0);
	}

	@Override
	public void windowDeiconified(WindowEvent e) {
	group.setup(false);
	}

	@Override
	public void windowIconified(WindowEvent e) {
	group.shutDown(group.getPanel());
	}
	});
	f.getContentPane().add("Center", group);
	f.pack();
	int FRAME_WIDTH = 620;
	int FRAME_HEIGHT = 530;
	f.setSize(FRAME_WIDTH, FRAME_HEIGHT);
	f.setLocationRelativeTo(null); // centers f on screen
	f.setVisible(true);
	for (String arg : args) {
	if (arg.startsWith("-ccthread")) {
	demoInstVars.setCcthreadCB(new JCheckBoxMenuItem("CCThread", true));
	}
	}
	group.setup(false);
	}
	}