private void btnAddLM_Click(object sender, EventArgs e)
{
frmLoaiMonAn frm = new frmLoaiMonAn(_tenTK, 1);
frm.MdiParent = this.MdiParent;
frm.Dock = DockStyle.Fill;
frm.Show();
this.Hide();
}
// MDI frmLoaiMonAn
void MoFormLoaiMonAn()
{
Form frm = KiemTraFormTonTai(typeof(frmLoaiMonAn));
if (frm != null)
{
frm.Activate();
}
else
{
frmLoaiMonAn m_frmHoaDonThanhToan = frmLoaiMonAn.Instance;
m_frmHoaDonThanhToan.MdiParent = this;
m_frmHoaDonThanhToan.Dock = DockStyle.Fill;
m_frmHoaDonThanhToan.Show();
}
}