private void btnThem_Click(object sender, EventArgs e)
{
luu = true;
frmDoUong_Sua frm = new frmDoUong_Sua(this.grdDoUong);
frm.Text = "Thêm đồ uống";
frm.ShowDialog();
}
private void btnSua_Click(object sender, EventArgs e)
{
DataGridViewRow row = this.grdDoUong.Rows[grdDoUong.CurrentCell.RowIndex];
luu = false;
frmDoUong_Sua frm = new frmDoUong_Sua(this.grdDoUong);
MaDo_Uong = row.Cells[0].Value.ToString();
TenDo_Uong = row.Cells[1].Value.ToString();
DonGia = decimal.Parse(row.Cells[2].Value.ToString() + "");
SoLuongTon = decimal.Parse(row.Cells[3].Value.ToString() + "");
GhiChu = row.Cells[4].Value.ToString();
frm.Text = "Sửa đồ uống";
frm.ShowDialog();
}