}
// force the toolbar to refresh
//
IToolBarManager tbm = getViewSite().getActionBars().getToolBarManager();
tbm.markDirty();
tbm.update(true);
getViewSite().getActionBars().updateActionBars();
for( IContributionItem item : tbm.getItems() ) {
ActionContributionItem action = (ActionContributionItem) item;