public class PanelGlobal extends JPanel {
private static final long serialVersionUID = 1L;
public PanelGlobal() {
PanelCenter panelCenter = UiManager.getInstance().getCenterPanel();
PanelWest west = UiManager.getInstance().getWestPanel();
JScrollPane scroll = new JScrollPane(west);
this.setLayout(new BorderLayout());
this.add(scroll, BorderLayout.WEST);