private void gridView1_ValidateRow(object sender, DevExpress.XtraGrid.Views.Base.ValidateRowEventArgs e)
        {
            try
            {
                GridView view = sender as GridView;

                //validation
                GridColumn ma_tkCol = view.Columns["MA_TK"];
                GridColumn ma_dtpnCol = view.Columns["MA_DTPN"];
                GridColumn ma_dmCol = view.Columns["MA_DM"];
                string ma_tk = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, ma_tkCol), "");
                string ma_dtpn = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, ma_dtpnCol), "");
                string ma_dm = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, ma_dmCol), "");
                if (ma_tk.Trim().Length == 0 || ma_dm.Trim().Length == 0 || ma_dtpn.Trim().Length == 0)
                {
                    e.Valid = false;
                    if (ma_tk.Trim().Length == 0)
                        view.SetColumnError(ma_tkCol, "Mã TK không được rổng");
                    if (ma_dtpn.Trim().Length == 0)
                        view.SetColumnError(ma_dtpnCol, "Mã đối tượng pháp nhân không được rổng");
                    if (ma_dm.Trim().Length == 0)
                        view.SetColumnError(ma_dmCol, "Mã danh mục không được rổng");

                    return;
                }

                _KTDMHHKHORepo = new KTDMHHKHORepo();
                //Kiểm tra đây là dòng dữ liệu mới hay cũ, nếu là mới thì mình insert
                if (view.IsNewItemRow(e.RowHandle))
                {
                    //e.RowHandle trả về giá trị int là thứ tự của dòng hiện tại
                    KT_DMHH_Kho obj = new KT_DMHH_Kho();
                    obj.MA_DM = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "MA_DM"), "");
                    obj.TEN_DM = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "TEN_DM"), "");
                    obj.MA_TK = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "MA_TK"), "");
                    obj.MA_DTPN = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "MA_DTPN"), "");
                    obj.TEN_DTPN = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "TEN_DTPN"), "");
                    obj.KY_HIEU = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "KY_HIEU"), "");
                    obj.DON_VI = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "DON_VI"), "");
                    obj.DG_XUAT = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "DG_XUAT"), 0);
                    obj.TON_DK_SL = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "TON_DK_SL"), 0);
                    obj.TON_DK_GT_VND = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "TON_DK_GT_VND"), 0);
                    obj.NHAP_SL = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "NHAP_SL"), 0);
                    obj.NHAP_GT_VND = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "NHAP_GT_VND"), 0);
                    obj.XUAT_SL = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "XUAT_SL"), 0);
                    obj.XUAT_GT_USD = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "XUAT_GT_USD"), 0);
                    obj.TON_CK_SL = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "TON_CK_SL"), 0);
                    obj.TON_CK_GT_VND = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "TON_CK_GT_VND"), 0);
                    obj.DANH_DAU = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "DANH_DAU"), "");

                    _KTDMHHKHORepo.Create(obj);

                }
                //Cũ thì update
                else
                {
                    int id = Utils.CIntDef(view.GetRowCellValue(gridView1.FocusedRowHandle, "ID"), 0);
                    KT_DMHH_Kho obj = _KTDMHHKHORepo.GetById(id);
                    if (obj != null)
                    {
                        obj.MA_DM = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "MA_DM"), "");
                        obj.TEN_DM = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "TEN_DM"), "");
                        obj.MA_TK = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "MA_TK"), "");
                        obj.MA_DTPN = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "MA_DTPN"), "");
                        obj.TEN_DTPN = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "TEN_DTPN"), "");
                        obj.KY_HIEU = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "KY_HIEU"), "");
                        obj.DON_VI = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "DON_VI"), "");
                        obj.DG_XUAT = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "DG_XUAT"), 0);
                        obj.TON_DK_SL = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "TON_DK_SL"), 0);
                        obj.TON_DK_GT_VND = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "TON_DK_GT_VND"), 0);
                        obj.NHAP_SL = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "NHAP_SL"), 0);
                        obj.NHAP_GT_VND = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "NHAP_GT_VND"), 0);
                        obj.XUAT_SL = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "XUAT_SL"), 0);
                        obj.XUAT_GT_USD = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "XUAT_GT_USD"), 0);
                        obj.TON_CK_SL = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "TON_CK_SL"), 0);
                        obj.TON_CK_GT_VND = Utils.CDblDef(view.GetRowCellValue(e.RowHandle, "TON_CK_GT_VND"), 0);
                        obj.DANH_DAU = Utils.CStrDef(view.GetRowCellValue(e.RowHandle, "DANH_DAU"), "");

                        _KTDMHHKHORepo.Update(obj);
                    }

                }
                Load_Data();
            }
            catch (Exception ex)
            {
                e.Valid = false;
                MessageBox.Show(ex.Message, "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
        private void Save_Duplicate()
        {
            try
            {                
                if (MessageBox.Show("Bạn có muốn copy dòng này thành dòng mới?", "Thông báo", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
                {
                    _KTDMHHKHORepo = new KTDMHHKHORepo();
                    KT_DMHH_Kho obj = new KT_DMHH_Kho();
                    obj.MA_DM = Utils.CStrDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "MA_DM"), "");
                    obj.TEN_DM = Utils.CStrDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "TEN_DM"), "");
                    obj.MA_TK = Utils.CStrDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "MA_TK"), "");
                    obj.MA_DTPN = Utils.CStrDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "MA_DTPN"), "");
                    obj.TEN_DTPN = Utils.CStrDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "TEN_DTPN"), "");
                    obj.KY_HIEU = Utils.CStrDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "KY_HIEU"), "");
                    obj.DON_VI = Utils.CStrDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "DON_VI"), "");
                    obj.DG_XUAT = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "DG_XUAT"), 0);
                    obj.TON_DK_SL = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "TON_DK_SL"), 0);
                    obj.TON_DK_GT_VND = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "TON_DK_GT_VND"), 0);
                    obj.NHAP_SL = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "NHAP_SL"), 0);
                    obj.NHAP_GT_VND = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "NHAP_GT_VND"), 0);
                    obj.XUAT_SL = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "XUAT_SL"), 0);
                    obj.XUAT_GT_USD = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "XUAT_GT_USD"), 0);
                    obj.TON_CK_SL = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "TON_CK_SL"), 0);
                    obj.TON_CK_GT_VND = Utils.CDblDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "TON_CK_GT_VND"), 0);
                    obj.DANH_DAU = Utils.CStrDef(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "DANH_DAU"), "");

                    _KTDMHHKHORepo.Create(obj);
                    MessageBox.Show("Đã copy dòng này vào cuối bảng!", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
 partial void UpdateKT_DMHH_Kho(KT_DMHH_Kho instance);
 partial void DeleteKT_DMHH_Kho(KT_DMHH_Kho instance);
 partial void InsertKT_DMHH_Kho(KT_DMHH_Kho instance);