public QueryBuilderInternalFrame(QueryBuilderTableModel queryBuilderTableModel,
                                 QueryBuilder queryBuilder)
{
    _dragObject = null;
    // Set some private variables
    _queryBuilderTableModel = queryBuilderTableModel;
    _queryBuilder = queryBuilder;

    // Create the node that will be used for the property sheet
    _node = new TableNode(queryBuilderTableModel.getFullTableName(),
                          queryBuilderTableModel.getCorrName(),
                          _queryBuilder);
    setResizable(true);
    setFrameIcon(null);
    setIconifiable(false);

    // Add an anonymous listener for the internalFrameOpened event
    addInternalFrameListener(new InternalFrameAdapter() {
        public void internalFrameOpened(InternalFrameEvent e) {
            // As soon as a frame is opened select it.
            // This doesn't seem to work.
            try {
                QueryBuilderInternalFrame.this.setSelected(true);
            } catch(PropertyVetoException pve) {
            }
        }});

    this.setBackground(Color.white);

}
 

public AbstractJDashlet() {
	props = new Properties();
	
	if (!confdir.exists())
	{
		boolean ret = confdir.mkdirs();
		logger.debug(confdir + " doesn't exist, create it="+ret);
		
	}

	addInternalFrameListener(new InternalFrameAdapter() {
		@Override
		public void internalFrameClosed(InternalFrameEvent e) {
			AbstractJDashlet dash = (AbstractJDashlet) e.getInternalFrame();
			dash.onDestroy();
			if (dash.getProperties().get("id") != null)
				FileUtils.deleteQuietly(new File(confdir, dash.getProperties().get("id") + ".conf"));
		}
	});
	
	loaded=true;
	setFrameIcon(getIcon());
	setTitle(getName());
	setResizable(true);
	setClosable(true);
	setIconifiable(true);
	setMaximizable(true);
	setBounds(new Rectangle(5,5, 536,346));
}
 

/**
 * Creates a widget as a {@link JInternalFrame}.
 * 
 * @param widget
 *            the widget
 * @return the constructed JInternalFrame
 */
protected JInternalFrame createInternalFrame(final Widget widget) {
	final JPanel panel = widget.getPanel();

	final String frameTitle;
	final Icon frameIcon;

	boolean resizable = true;
	boolean closable = true;
	boolean maximizable = true;
	boolean iconifiable = true;

	WidgetParameters parameters = widget.getClass().getAnnotation(WidgetParameters.class);
	if (parameters != null) {
		frameTitle = parameters.title();
		if (!parameters.icon().equals("")) {
			frameIcon = Icons.getIcon(parameters.icon());
		} else {
			frameIcon = null;
		}
		resizable = parameters.resizable();
		closable = parameters.closable();
		maximizable = parameters.maximizable();
		iconifiable = parameters.iconifiable();
	} else {
		frameTitle = null;
		frameIcon = null;
	}

	final JInternalFrame inFrame = new JInternalFrame(frameTitle, resizable, closable, maximizable, iconifiable);
	widget.init(this);

	SwingUtilities.invokeLater(new Runnable() {
		@Override
		public void run() {
			inFrame.addInternalFrameListener(new InternalFrameAdapter() {
				@Override
				public void internalFrameClosed(InternalFrameEvent arg0) {
					widgets.remove(widget);
				}
			});
			inFrame.setFrameIcon(frameIcon);
			inFrame.getContentPane().setLayout(new BorderLayout());
			inFrame.getContentPane().add(panel, BorderLayout.CENTER);

			int windows = desktop.getAllFrames().length;
			windows = windows % 6;
			inFrame.setLocation(OFFSET * windows, OFFSET * windows);
		}
	});

	widgets.put(widget, inFrame);

	return inFrame;
}