private void quảnLýKháchHàngToolStripMenuItem_Click(object sender, EventArgs e)
        {
            QuanLyKhachHang frmQLKH = new QuanLyKhachHang();

            foreach (Form frm in MdiChildren)
            {
                frm.Close();
            }
            frmQLKH.MdiParent = this;
            frmQLKH.Show();
        }
Пример #2
0
        private void quảnLýKháchHàngToolStripMenuItem_Click(object sender, EventArgs e)
        {
            QuanLyKhachHang frmQLKH = new QuanLyKhachHang();

            hienForm(frmQLKH);
        }