private bool IsValidRecommend(YieldRoiRecommend rec)
 {
     bool result = !_isViewFinished ? rec.Recommend.PreferResult == PreferResult.Waiting : true;
     result = result && IsTopPerson(rec.Recommend.Person);
     return result;
 }
 public void Modify(YieldRoiRecommend recommend)
 {
     RecommendModifyWindow window = new RecommendModifyWindow();
     window.DataContext = new RecommendModifyViewModel(recommend.Recommend);
     window.Activate();
     window.Show();
 }