function flushDataTree() { dataset_mainMenuTemp.setShowLoadingTip(true); var rootNode = tree_Menu.getFirstRootNode(); tree_Menu.setCurrentNode(rootNode); tree_Menu.expandNode(rootNode); dataset_mainMenu.clearData(); dataset_mainMenuTemp.flushData(); dataset_mainMenuTemp.flushDataAsync(function(succeed) { if (!succeed) return; dataset_mainMenuTemp.disableControls(); try { dataset_mainMenuTemp.moveFirst(); while (!dataset_mainMenuTemp.isLast()) { var record=dataset_mainMenuTemp.getCurrent(); var node = new RecordTreeNode(record, rootNode.getTreeLevel().getTreeLevel("level_menu")); rootNode.addNode(node); dataset_mainMenuTemp.moveNext(); } }catch(e) { alert(e.message); } finally { dataset_mainMenuTemp.enableControls(); flushThirdLevelNode(); } }); } function flushThirdLevelNode(){ try { dataset_myMailBox.parameters().setValue("myBoxCoding","box03"); dataset_myMailBox.flushData(); //将当前节点展开 var currentNode=getCurrentNodeNum(3); tree_Menu.expandNode(currentNode); //向dataset中新增一条节点数据 dataset_myMailBox.disableControls(); dataset_myMailBox.moveFirst(); while (!dataset_myMailBox.isLast()) { record=dataset_myMailBox.getCurrent(); var node = new RecordTreeNode(record, currentNode.getTreeLevel().getTreeLevel("level_myMailBox")); //新增节点 currentNode.addNode(node); dataset_myMailBox.moveNext(); } }catch(e) { alert(e.message); } finally { dataset_myMailBox.enableControls(); } }

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