/// <summary>
/// Adds the record to view model.
/// </summary>
/// <param name="newRecord">The new record.</param>
private void AddRecordToViewModel(T newRecord)
{
ViewModels.Add(newRecord);
ValidationHelper.AddSubViewModelHelpers(new IHaveValidationViewModelHelper[] { newRecord });
newRecord.ValidationHelper.PageIsValidChanged += ResetPageIsValid();
RecordAddedOrDeleted?.Invoke();
}