//$"Quantity is greater than borrowed book. {SelectedBorrow.QuantityBorrowed} borrowed books" private void OnValidationResultChanged(object sender, ValidationResultChangedEventArgs e) { if (HasErrors) { MvvmValidation.ValidationResult validationResult = Validator.GetResult(); UpdateValidationSummary(validationResult); } }
private void UpdateValidationSummary(MvvmValidation.ValidationResult validationResult) { //IsValid = validationResult.IsValid; ValidationErrorsString = validationResult.ToString(); }