public TableManagerView(PinballData data)
        {
            InitializeComponent();

            viewModel        = new PinballFrontEnd.ViewModel.TableManagerViewModel(data);
            this.DataContext = viewModel;
        }
        //private string databasepath = "";

        public TableManagerView(string databasepath)
        {
            InitializeComponent();

            //this.databasepath = databasepath;
            viewModel        = new PinballFrontEnd.ViewModel.TableManagerViewModel(databasepath);
            this.DataContext = viewModel;
        }