private void imagebutton_Click(object sender, RoutedEventArgs e)
        {
            Film        film     = methods.GetAllFilms().FirstOrDefault(f => f.Title == FilmTitle.Text);
            Film_s_Page filmpage = new Film_s_Page(methods, film);

            filmpage.Show();
        }
        private void Row_DoubleClick(object sender, MouseButtonEventArgs e)
        {
            Film film             = (Film)dataGridFavourites.SelectedItems[0];
            var  favouriteswindow = new Film_s_Page(methods, film);

            favouriteswindow.Show();
            Close();
        }