pasteAction = new PasteAction( parent, this );
pasteAction.setEnabled( false );
menuMgr.add( pasteAction );
deleteAction = new DeleteAction( parent, this );
menuMgr.add( deleteAction );
renameAction = new RenameAction( parent, this );
menuMgr.add( renameAction );
addNodeLabelAction = new AddNodeLabelAction( parent, this );
menuMgr.add( addNodeLabelAction );
return menuMgr;
}