private void BindKnowledgeTree(string strAll) { #region Bind knowledge tree KnowledgeBLL knowledgeBLL = new KnowledgeBLL(); IList <RailExam.Model.Knowledge> knowledgeList = new List <RailExam.Model.Knowledge>(); if (strAll == "ALL") { knowledgeList = knowledgeBLL.GetKnowledges(); } else { if (PrjPub.CurrentLoginUser.SuitRange == 1) { knowledgeList = knowledgeBLL.GetKnowledges(); } else { knowledgeList = knowledgeBLL.GetKnowledgesByOrgID(PrjPub.CurrentLoginUser.StationOrgID); } } if (knowledgeList.Count > 0) { TreeViewNode tvn = null; foreach (RailExam.Model.Knowledge knowledge in knowledgeList) { tvn = new TreeViewNode(); tvn.ID = knowledge.KnowledgeId.ToString(); tvn.Value = knowledge.IdPath; tvn.Text = knowledge.KnowledgeName; tvn.ToolTip = knowledge.KnowledgeName; tvn.Attributes.Add("isKnowledge", "true"); tvn.ImageUrl = "~/App_Themes/" + StyleSheetTheme + "/Images/TreeView/Knowledge.gif"; tvn.ContentCallbackUrl = "../Common/GetKnowledgeBook.aspx?item=no&source=itemlist&id=" + knowledge.IdPath + "&postId=" + hfPostID.Value; if (knowledge.ParentId == 0) { tvView.Nodes.Add(tvn); } else { try { tvView.FindNodeById(knowledge.ParentId.ToString()).Nodes.Add(tvn); } catch { tvView.Nodes.Clear(); SessionSet.PageMessage = "数据错误!"; return; } } } } //tvView.DataBind(); //tvView.ExpandAll(); #endregion }