private void LoadPersons(object sender, RoutedEventArgs e) { string filePath; if (interactionHelper.OpenFile(out filePath, new object[] { false, fileHelperFactory.GetFilterFormat(FileFormatAccepted.Xml) })) { if (!viewModel.LoadPersons(filePath, FileFormatAccepted.Xml)) { interactionHelper.ProvideFeedback("An error occured while reading \"Person data\", please insure the file is in the correct format and try again"); } } }