private void deleteProduct_Click(object sender, RoutedEventArgs e) { if (productsDG.Items.Count == 0) { return; } MessageBoxResult res = Xceed.Wpf.Toolkit.MessageBox.Show("Are you sure?. Press 'Yes' to Confirm.", "Confirmation", MessageBoxButton.YesNo, MessageBoxImage.Error, MessageBoxResult.No); if (res != MessageBoxResult.Yes) { return; } try { if (ProductTableData.deleteProduct(product.ID) == true) { Xceed.Wpf.Toolkit.MessageBox.Show("Product deleted form database"); productType.ItemsSource = ProductTableData.getAllProductTypes(); productModel.SelectedIndex = -1; productType.SelectedIndex = -1; } } catch (Exception ex) { Xceed.Wpf.Toolkit.MessageBox.Show(ex.Message); } }