private void RestoreLastDataUsed()
{
// If the last used data is not null or a white space and the item exists
if (!string.IsNullOrWhiteSpace(Properties.Settings.Default.LastData) && DataList.FindStringExact(Properties.Settings.Default.LastData) != -1)
{
// Get the number of the index and set it as selected
DataList.SelectedIndex = DataList.FindStringExact(Properties.Settings.Default.LastData);
}
}
