addPropertyChangeListeners();
  public void setModel(EOModel _model) {    removePropertyChangeListeners();    myModel = _model;    if (myModel != null) {      myEntities = new LinkedList(myModel.getEntities());    }    addPropertyChangeListeners();    if (getTreeViewer() != null) {      getTreeViewer().setInput(new EOModelContainer(_model));    }  }