bars.updateActionBars();
}
protected void configureOutlineViewer(){
getViewer().setEditDomain(getEditDomain());
getViewer().setEditPartFactory(new TreePartFactory());
ContextMenuProvider provider = new LogicContextMenuProvider(getViewer(), getActionRegistry());
getViewer().setContextMenu(provider);
getSite().registerContextMenu(
"org.eclipse.gef.examples.logic.outline.contextmenu", //$NON-NLS-1$
provider, getSite().getSelectionProvider());