public  void actionPerformed(ActionEvent evt) 
{
        if (evt.getSource() instanceof JToggleButton) {
            // Either iconify the frame or deiconify and activate it.
            JToggleButton button = (JToggleButton)evt.getSource();
            try {
                boolean selected = button.isSelected();
                if (!selected && !frame.isIconifiable()) {
                    button.setSelected(true);
                } else {
                    frame.setIcon(!selected);
                    if (selected) {
                        frame.setSelected(true);
                    }
                }
            } catch (PropertyVetoException e2) {
            }
        }
}

 public static ComponentUI createUI(JComponent c) 
{
        return new SynthDesktopIconUI();
}

 public SynthContext getContext(JComponent c) 
{
        return getContext(c, getComponentState(c));
}

 Region getRegion(JComponent c) 
{
        return SynthLookAndFeel.getRegion(c);
}

 protected  void installComponents() 
{
        if (UIManager.getBoolean("InternalFrame.useTaskBar")) {
            iconPane = new JToggleButton(frame.getTitle(), frame.getFrameIcon()) {
                public String getToolTipText() {
                    return getText();
                }
                public JPopupMenu getComponentPopupMenu() {
                    return frame.getComponentPopupMenu();
                }
            };
            ToolTipManager.sharedInstance().registerComponent(iconPane);
            iconPane.setFont(desktopIcon.getFont());
            iconPane.setBackground(desktopIcon.getBackground());
            iconPane.setForeground(desktopIcon.getForeground());
        } else {
            iconPane = new SynthInternalFrameTitlePane(frame);
            iconPane.setName("InternalFrame.northPane");
        }
        desktopIcon.setLayout(new BorderLayout());
        desktopIcon.add(iconPane, BorderLayout.CENTER);
}

 protected  void installDefaults() 
{
        updateStyle(desktopIcon);
}

 protected  void installListeners() 
{
        super.installListeners();
        desktopIcon.addPropertyChangeListener(this);
        if (iconPane instanceof JToggleButton) {
            frame.addPropertyChangeListener(this);
            ((JToggleButton)iconPane).addActionListener(this);
        }
}

 public  void paint(Graphics g,
    JComponent c) 
{
        SynthContext context = getContext(c);
        paint(context, g);
        context.dispose();
}

 protected  void paint(SynthContext context,
    Graphics g) 
{

}

 public  void paintBorder(SynthContext context,
    Graphics g,
    int x,
    int y,
    int w,
    int h) 
{
        context.getPainter().paintDesktopIconBorder(context, g, x, y, w, h);
}

 public  void propertyChange(PropertyChangeEvent evt) 
{
        if (evt.getSource() instanceof JInternalFrame.JDesktopIcon) {
            if (SynthLookAndFeel.shouldUpdateStyle(evt)) {
                updateStyle((JInternalFrame.JDesktopIcon)evt.getSource());
            }
        } else if (evt.getSource() instanceof JInternalFrame) {
            JInternalFrame frame = (JInternalFrame)evt.getSource();
            if (iconPane instanceof JToggleButton) {
                JToggleButton button = (JToggleButton)iconPane;
                String prop = evt.getPropertyName();
                if (prop == "title") {
                    button.setText((String)evt.getNewValue());
                } else if (prop == "frameIcon") {
                    button.setIcon((Icon)evt.getNewValue());
                } else if (prop == JInternalFrame.IS_ICON_PROPERTY ||
                           prop == JInternalFrame.IS_SELECTED_PROPERTY) {
                    button.setSelected(!frame.isIcon() && frame.isSelected());
                }
            }
        }
}

 protected  void uninstallDefaults() 
{
        SynthContext context = getContext(desktopIcon, ENABLED);
        style.uninstallDefaults(context);
        context.dispose();
        style = null;
}

 protected  void uninstallListeners() 
{
        if (iconPane instanceof JToggleButton) {
            frame.removePropertyChangeListener(this);
        }
        desktopIcon.removePropertyChangeListener(this);
        super.uninstallListeners();
}

 public  void update(Graphics g,
    JComponent c) 
{
        SynthContext context = getContext(c);
        SynthLookAndFeel.update(context, g);
        context.getPainter().paintDesktopIconBackground(context, g, 0, 0,
                                                  c.getWidth(), c.getHeight());
        paint(context, g);
        context.dispose();
}