private async void BtnSacuvaj_Click(object sender, EventArgs e)
        {
            if (this.ValidateChildren())
            {
                var request = new UredInsertRequest()
                {
                    Naziv         = txtNaziv.Text,
                    Adresa        = txtAdresa.Text,
                    Email         = txtEmail.Text,
                    Grad          = txtGrad.Text,
                    PostanskiBroj = txtPostanskiBroj.Text,
                    Telefon       = txtTelefon.Text,
                    ZiroRacun     = int.Parse(txtZiroRacun.Text),
                    IsDeleted     = false
                };

                if (_id.HasValue)
                {
                    await _aPIService.Update <Model.Ured>(_id, request);

                    MessageBox.Show(Properties.Resources.MessageBoxForSave);
                    this.Hide();
                    frm2.RefreshData();
                }
                else
                {
                    await _aPIService.Insert <Model.Ured>(request);

                    MessageBox.Show(Properties.Resources.MessageBoxForSave);
                    this.Hide();
                    frmUred frm = new frmUred();
                    frm.Show();
                }
            }
        }
 public frmUredDetalji(int?uredId = null, frmUred frm1 = null)
 {
     InitializeComponent();
     _id  = uredId;
     frm2 = frm1;
     this.AutoValidate = AutoValidate.Disable;
 }