private void btn_Supprimer_Click(object sender, EventArgs e)
        {
            int i = dataGridView1.CurrentRow.Index;

            if (MessageBox.Show("Would you like to delete this company: " + dataGridView1.Rows[i].Cells[1].Value.ToString(), "Warning", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK)
            {
                if (service.Delete_Company(int.Parse(dataGridView1.Rows[i].Cells[0].Value.ToString())) == true)
                {
                    MessageBox.Show("Deleting completed successfully");
                    dataGridView1.Rows.Clear();
                    RemplirGrid();
                }
                else
                {
                    MessageBox.Show(" Error of Delete", "Erreur", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
            }
        }