private void btnFertigkeitEdit_Click(object sender, RoutedEventArgs e)
{
if (lstFertigkeiten.SelectedItem != null)
{
Window win = new winFertigkeit(this, (Faehigkeit)lstFertigkeiten.SelectedItem);
win.Show();
}
}
private void btnFertigkeitAdd_Click(object sender, RoutedEventArgs e)
{
Window win = new winFertigkeit(this);
win.Show();
}