private void btnThem_Click(object sender, EventArgs e)
{
DataTable db = new DataTable();
db = PhieuXuatCtrl.GetData();
string a = "";
if (db.Rows.Count <= 0)
{
a = "PX01";
}
else
{
int k;
a = "px";
k = int.Parse(db.Rows[db.Rows.Count - 1][0].ToString().Trim().Substring(2, 2));
k = k + 1;
string tam = k.ToString();
for (int i = 0; i < (2 - tam.Length); i++)
{
a += "0";
}
a = a + k.ToString();
}
txtMaPhieu.Text = a;
check = 1;
txtMaPhieu.Enabled = false;
dtpNgay.Enabled = true;
cboKhachHang.Enabled = true;
cboNhanVien.Enabled = true;
txtTimKiem.Enabled = false;
btnHuy.Enabled = true;
btnThem.Enabled = false;
btnSua.Enabled = false;
btnXoa.Enabled = false;
btnLuu.Enabled = true;
dgvPhieuXuat.Enabled = false;
dtpNgay.Text = "";
cboNhanVien.Text = "";
cboKhachHang.Text = "";
//
}
public void LoadData()
{
dt1 = new DataTable();
dt1 = PhieuXuatCtrl.GetData();
dgvPhieuXuat.DataSource = dt1;
txtMaPhieu.Enabled = false;
cboKhachHang.Enabled = false;
cboNhanVien.Enabled = false;
dtpNgay.Enabled = false;
txtTimKiem.Enabled = true;
btnHuy.Enabled = false;
btnLuu.Enabled = false;
btnThem.Enabled = true;
btnSua.Enabled = true;
btnXoa.Enabled = true;
HuyChucNang();
}