public static void ShowInstance()
{
if (_instance == null)
{
_instance = new TranslationWindow();
_instance.Closed += (S, E) => _instance = null;
}
_instance.ShowAndFocus();
}
void Translate(object Sender, RoutedEventArgs E)
{
TranslationWindow.ShowInstance();
}
private void AddTranslationButton_Click(object sender, RoutedEventArgs e)
{
TranslationWindow subwindow = new TranslationWindow();
subwindow.Show();
}