/// <summary> /// 引用+1 /// </summary> public bool Retain(object refer_) { if (IsDisposed(true)) { return(false); } if (refer_ != null) { string referId = Refer.Format(refer_); if (m_refHash.Contains(referId)) { //已被它引用 return(false); } m_refHash.Add(referId); Refer.AttachDispose(referId, OnReferDispose); //监听引用者销毁 } m_ref_cnt++; if (m_ref_cnt == 1) { } return(true); }