/// <summary> 设置插线板  </summary>
        public bool setPlug(int _number, CPlug.ReceiveMsgFunc _fun)
        {
            // plug 集合
            if (!cmdPlugDic.TryGetValue(_number, out temp_plugSet))
            {
                temp_plugSet         = new HashSet <CPlug> ();
                cmdPlugDic [_number] = temp_plugSet;
            }

            foreach (CPlug plug in temp_plugSet)
            {
                if (plug.output == _fun)
                {
                    return(false);                   //已经存在
                }
            }

            //生成 plug
            temp_plug        = new CPlug();
            temp_plug.output = _fun;

            temp_plugSet.Add(temp_plug);

            return(true);
        }
        public bool unPlug(int _number, CPlug.ReceiveMsgFunc _fun = null)
        {
            if (_fun == null)
            {
                return(cmdPlugDic.Remove(_number));
            }
            else
            {
                // plug 集合
                if (!cmdPlugDic.TryGetValue(_number, out temp_plugSet))
                {
                    return(false);
                }
                //找出需删除的 plug
                CPlug plugWillDelete = null;
                foreach (CPlug plug in temp_plugSet)
                {
                    if (plug.output == _fun)
                    {
                        plugWillDelete = plug;
                        break;
                    }
                }

                //删除
                if (plugWillDelete == null)
                {
                    return(false);
                }
                else
                {
                    //UnityEngine.Debug.Log ("删除");
                    return(temp_plugSet.Remove(plugWillDelete));
                }
            }
        }