private void SendEmail(object sender, RoutedEventArgs e)
{
var toAddresses = To.Text.Split(',').ToList();
var copyToAddresses = Copy.Text.Split(',').ToList();
var blindCopyToAddresses = BlindCopy.Text.Split(',').ToList();
MessageBox.Show("Email byl odeslán.", "Informace", MessageBoxButton.OK, MessageBoxImage.Information);
MainController.Instance.SendEmail(toAddresses, Subject.Text, Body.Text, copyToAddresses, blindCopyToAddresses);
To.Clear();
Copy.Clear();
BlindCopy.Clear();
Subject.Clear();
Body.Clear();
}