public MainteEditViewModel(MainteListViewModel _vm, MainteEditView _mw, MainteOR _MainteObj)
        {
            _MainteListVM = _vm;
            _Window = _mw;
            _SourceObj = _MainteObj;

            OperationType = OpType.Alert;
            MainteObj = new MainteOR();
            MainteObj.Clone(_MainteObj);

            Init();
        }