jstree 获取选中节点的所有子子点
//加载功能树 function initTree() { $.jstree.destroy(); $.ajax({ type: "Get", url: "/Department/GetTreeData/0?_t=" + new Date().getTime(), //获取数据的ajax请求地址 success: function (data) { $('#dptTree').jstree({ //创建JsTtree 'core': { 'data': data, //绑定JsTree数据 "multiple": false //是否多选 }, "plugins": ["wholerow"] //配置信息 }) $("#dptTree").on("after_open.jstree", function (event, data) { }) $("#dptTree").on("ready.jstree", function (e, data) { //树创建完成事件 //data.instance.open_all(); //展开所有节点 }); $("#dptTree").on('changed.jstree', function (e, data) { //选中节点改变事件 //获取所有选中项目及子项目 function getChildNodes(treeNode, result) { var childrenNodes = data.instance.get_children_dom(treeNode); if (childrenNodes) { for (var i = 0; i < childrenNodes.length; i++) { var row = childrenNodes[i]; if ($.inArray(row.id, result) == -1) { result.push(row.id); } result = getChildNodes(row.id, result); } } return result; } var result = []; //获取选中的节点 var node = data.instance.get_node(data.selected[0]); result.push(node.id); //遍历选中节点的子节点 var childNodes = data.instance.get_children_dom(node); for (var i = 0; i < childNodes.length; i++) { var row = childNodes[i]; if ($.inArray(row.Id, result) == -1) { result.push(row.id); } getChildNodes(row, result); } if (node && firstLoaded != 1) { dptIds = result; //保存选中的节点ID dptParentId = node.parent; //保存选中的节点父ID app.loaddata(1); }; }); $("#dptTree").on('loaded.jstree', function (e, data) { //当tree加载完毕时,获取树的根节点对象; //调用select_node方法,选择根节点。 firstLoaded = 1; var inst = data.instance; var obj = inst.get_node(e.target.firstChild.firstChild.lastChild); inst.select_node(obj); firstLoaded = 2; }); } }); }
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