WorkbenchPopupToolBar.java 文件源码

/**
 * Create the Window for the given alignment and
 * 
 * @param comp
 *            father component
 * @param alignment
 *            algenment
 * @param point
 *            location point
 * @return the created window
 */
protected Window createWindow(Component comp, int alignment, Point point) {
    JToolBar bar = getToolBar(alignment);
    if (bar == null) {
        return null;
    }
    final JDialog dialog = new JDialog(JOptionPane.getFrameForComponent(comp));
    dialog.addMouseMotionListener(new MouseMotionAdapter() {

        public void mouseMoved(MouseEvent e) {
            if (!dialog.hasFocus())
                dialog.requestFocusInWindow();
        }

    });
    dialog.setUndecorated(true);
    dialog.setLayout(new BorderLayout());
    dialog.add(bar);
    dialog.pack();

    Point loc = adujstPoint(point);
    SwingUtilities.convertPointToScreen(loc, comp);
    dialog.setLocation(loc);
    return dialog;
}