} // OpenAppendOrderWindow
// открытие окна для добавление клиента
public void OpenAppendOrChangeClientWindow(Client client, bool mode)
{
AppendOrChangeClientWindow window = new AppendOrChangeClientWindow(client, mode);
window.ShowDialog();
} // OpenAppendClientWindow
public AppendOrChangeClientViewModel(Client client, AppendOrChangeClientWindow window)
{
Client = client;
_window = window;
} // AppendOrChangeClientViewModel
