ztree

//知识点树形结构
var zTree;

var setting = {
async: { //异步加载
enable: true,
url: basePath+"/web/teacher/question/queryTreeKonwledge.action?subjectid=${subjectId}",
autoParam: ["id=id"]                      //需要传递的参数
　　　　　　　otherParam: ["subjectid",function(){return $("#subjectid").val();}]

},

view: {
dblClickExpand: true,//定义双击展开
showLine: true,
selectedMulti: true
},
data: {
simpleData: {
enable:true,
idKey: "id",
pIdKey: "pId",
rootPId: ""
}
},
callback: {
beforeClick:function(treeId, treeNode){
if (treeNode.isParent) {
zTree.expandNode(treeNode);
return false;
} else {
return true;
}
},onAsyncSuccess:function(){
var kPointIds=$("#kPointId").val().split(',');
var kPointStr="";
for(var i=0;i<kPointIds.length;i++){
if(kPointIds[i]!=""){
var node = zTree.getNodeByParam("id",kPointIds[i], null);
kPointStr+=combStr(node.id,node.name);
zTree.selectNode(node,false);
}
}
$("#knowlist").empty().append(kPointStr);
}
}
};

$(document).ready(function(){
//获取知识点数据
zTree=$.fn.zTree.init($("#tree"), setting);
});
//知识点弹出框
function addKnow(){
//页面层
layer.open({
type: 1,
title: '选择知识点',
skin: 'layui-layer-rim', //加上边框
area: ['740px', '420px'], //宽高
content: $('#knowledgeTree'),
shift: -1,
btn: ['确定', '取消'],
yes: function(index){
layer.close(index);
nodes=zTree.getSelectedNodes(true),
kPointStr="";
for(var i=0;i<nodes.length;i++){
kPointStr+=combStr(nodes[i].id,nodes[i].name);
}
$("#knowlist").empty().append(kPointStr);
}
});
}
//知识点删除
function deltreenode(e,id){
$(e).parent("li").remove();
var node = zTree.getNodeByParam("id",id, null);
zTree.cancelSelectedNode(node);
}