protected void btnSave_Click(object sender, System.EventArgs e) { var api = new WSTApi(); var result = api.AddProdukt(GetProduktDTO()); if (!result.Success) { Trace.Warn(result.Errors); lblInfo.Text = "Błąd"; panelInfo.CssClass = "alert alert-danger"; } else { crtlDodajProdukt.ClearControls(); lblInfo.Text = "Sukces"; panelInfo.CssClass = "alert alert-success"; } }