private void simpleButton1_Click(object sender, EventArgs e)
        {
            frmbankalar bankalar = new frmbankalar(0);

            bankalar.ShowDialog();

            bankalarigetir();
        }
        private void simpleButton2_Click(object sender, EventArgs e)
        {
            if (gridView1.FocusedRowHandle < 0)
            {
                return;
            }

            DataRow dr        = gridView1.GetDataRow(gridView1.FocusedRowHandle);
            int     _banka_id = int.Parse(dr["pkBankalar"].ToString());

            frmbankalar bankalar = new frmbankalar(_banka_id);

            bankalar.ShowDialog();

            bankalarigetir();
        }