private void btnDodaj_Click(object sender, RoutedEventArgs e)
{
Contacts.Add(new Contact
{
Ime = Ime.Text,
Priimek = Priimek.Text,
AvatarPot = ((Icon)Avatar.SelectedValue).IconPath
});
Ime.Text = "";
Priimek.Text = "";
Avatar.SelectedIndex = -1;
Ime.Focus(FocusState.Programmatic);
}