@Override
    public void layoutContainer(Container parent) {
      synchronized (parent.getTreeLock()) {
        Dimension size = parent.getSize();
        for (int i = 0; i < parent.getComponentCount(); i++) {
          if (parent.getComponent(i).getClass() == JPanel.class) parent.getComponent(i).setBounds(0, 0, size.width, size.height);
        }
      }
    }
@Override
    public void layoutContainer(Container parent)