public FaturaForm()
        {
            InitializeComponent();

            faturaBilgiServis = InstanceFactory.Get <IFaturaBilgiService>();
            musteriServis     = InstanceFactory.Get <IMusteriService>();
            personelServis    = InstanceFactory.Get <IPersonelService>();
            faturaDetayServis = InstanceFactory.Get <IFaturaDetayService>();
            urunServis        = InstanceFactory.Get <IUrunService>();
        }