private void LoadData() { int pageCount = 0; string filter = ""; //查询过滤条件 ObservableCollection <object> paras = new System.Collections.ObjectModel.ObservableCollection <object>(); //参数值 if (!string.IsNullOrEmpty(txtSearchType.Text.Trim())) { if (!string.IsNullOrEmpty(filter)) { filter += " and "; } filter += "T_OA_ARCHIVES.RECORDTYPE ^@" + paras.Count().ToString(); paras.Add(txtSearchType.Text.Trim()); } if (!string.IsNullOrEmpty(txtSearchTitle.Text.Trim())) { if (!string.IsNullOrEmpty(filter)) { filter += " and "; } filter += "T_OA_ARCHIVES.ARCHIVESTITLE ^@" + paras.Count().ToString(); paras.Add(txtSearchTitle.Text.Trim()); } loadbar.Start(); client.GetReturnListByUserIdAsync(dataPager.PageIndex, dataPager.PageSize, "CREATEDATE descending", filter, paras, pageCount, Common.CurrentLoginUserInfo.EmployeeID); }