private void buttonDodaj_Click(object sender, EventArgs e)
        {
            buttonActive.active = false;
            FormFilm newForm = new FormFilm();

            newForm.Show();
        }
        public void buttonEdutuj_Click(object sender, EventArgs e)
        {
            dataContainer.index = dataGridView1.CurrentCell.RowIndex;
            int i = dataContainer.index;

            labelCount.Text = dataContainer.index.ToString();
            //licznik.liczba = FilmList[i].Wypozyczonych;
            buttonActive.active = true;
            FormFilm newForm = new FormFilm();

            newForm.Show();
        }