refreshItem.setText("Refresh");
refreshItem.setImage(Activator.getImageDescriptor("icons/reload_32.png").createImage());
refreshItem.addSelectionListener(this);
tb.pack();
sc = new StuffComposite(parent,SWT.NONE);
sc.setLayoutData(new GridData(GridData.FILL_BOTH));
sc.getTv().addSelectionChangedListener(this);
sc.addMouseListener(new MouseListener() {
public void mouseUp(MouseEvent e) {}