/// <summary> /// Method searches for and updates the list of patients based on the entered last name /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void txtLastName_TextChanged(object sender, TextChangedEventArgs e) { if (txtLastName.Text.Length > 0) { txtId.IsEnabled = false; txtPesel.IsEnabled = false; ClientList.Clear(); ClientList.AddRange(client.FindByLastName(txtLastName.Text)); MyDataGridFind.Items.Refresh(); } else { txtId.IsEnabled = true; txtPesel.IsEnabled = true; ClientList.Clear(); MyDataGridFind.Items.Refresh(); } }