final IViewReference ref = (IViewReference) fvIter.next();
final ToolItem item = new ToolItem(parent, SWT.CHECK, index);
updateItem(item, ref);
item.setData(FAST_VIEW, ref);
final IPropertyListener propertyListener = new IPropertyListener() {
public void propertyChanged(Object source, int propId) {
if (propId == IWorkbenchPartConstants.PROP_TITLE) {
if (!item.isDisposed()) {
updateItem(item, ref);