private void btnThemHangHoa_Click(object sender, EventArgs e)
{
frmHangHoaThemSua f = new frmHangHoaThemSua();
f.FormClosing += new FormClosingEventHandler(reloadHangHoa);
f.ShowDialog();
}
private void initSua(int row)
{
frmHangHoaThemSua.MaHangHoa = grvHangHoa.GetRowCellValue(row, "MaHangHoa").ToString();
frmHangHoaThemSua.TenHangHoa = grvHangHoa.GetRowCellValue(row, "TenHangHoa").ToString();
frmHangHoaThemSua.GiaNhap = (Decimal)grvHangHoa.GetRowCellValue(row, "GiaNhap");
frmHangHoaThemSua.GiaBan = (Decimal)grvHangHoa.GetRowCellValue(row, "GiaBan");
frmHangHoaThemSua.LoaiHang = (int)grvHangHoa.GetRowCellValue(row, "MaLoaiHang");
frmHangHoaThemSua.DonViTinh = (int)grvHangHoa.GetRowCellValue(row, "MaDVT");
frmHangHoaThemSua f = new frmHangHoaThemSua(1);
f.FormClosing += new FormClosingEventHandler(reload);
f.ShowDialog();
}