private void btnTraPhong_ItemClick(object sender, ItemClickEventArgs e)
{
frmCheckOut f = new frmCheckOut();
IsMdiContainer = true;
f.MdiParent = this;
f.Show();
}
private void btnThanhToanPhong_ItemClick(object sender, ItemClickEventArgs e)
{
Form frm = KiemTraTonTai(typeof(frmCheckOut));
if (frm != null)
{
frm.Activate();
}
else
{
frmCheckOut f = new frmCheckOut();
IsMdiContainer = true;
f.MdiParent = this;
f.Show();
}
}
private void thanhToánToolStripMenuItem_Click(object sender, EventArgs e)
{
frmCheckOut frmCheckOut = new frmCheckOut();
frmCheckOut.ShowDialog();
}