private frmPosetaOverview(ZahtevZaPosetuDtoEL zahtevZaPosetu)
 {
     ZahtevZaPosetu = zahtevZaPosetu;
     _apiService    = new APIService(Routes.ZahtevZaPosetuRoute);
     InitializeComponent();
     dateZakazaniDatum.Enabled = timeZakazanoVreme.Enabled = false;
 }
 public static frmPosetaOverview InstanceWithData(ZahtevZaPosetuDtoEL zahtevZaPosetu, bool newInstance = false)
 {
     if (_instance == null || _instance.IsDisposed)
     {
         _instance = new frmPosetaOverview(zahtevZaPosetu);
     }
     else if (newInstance)
     {
         _instance.Dispose();
         _instance = new frmPosetaOverview(zahtevZaPosetu);
     }
     return(_instance);
 }