private SearchCriteria GetSearchCriteria()
{
DoubleRange priceRange = PriceRange.GetValues();
double minReviewCount = Convert.ToDouble(txtMinNumberOfReviews.Text);
return new SearchCriteria(txtSearch.Text,
Convert.ToDouble(txtNumberOfResults.Text),
priceRange,
ScoreDistribution.Distribution,
minReviewCount,
(bool)chkMatchAll.IsChecked,
Constants.USE_STRICT_PRIME_ELIGIBILITY);
}