jq的zTree 列表只有末级可单选

在绑值的时候设置

$(function () {
    loadCarBsmTreeData();
})


//加载品牌 车型 车款
var carBsmSetting = {
    check: {
        enable: true,
        chkStyle: "radio",
        radioType: "all"
    },
    data: {
        simpleData: {
            enable: true
        }
    },
    callback: {
        //beforeCheck: zTreeBeforeCheck,
        onCheck: onCarBsmCheck
        
    }
};

//function zTreeBeforeCheck(treeId, treeNode) {
//    if (treeNode.isParent) {
//        treeNode.nocheck = true;
//        return false;
//    } else {
//        treeNode.nocheck = true;
//        return true;
//    }
//};


//加载品牌 车型 车款
function loadCarBsmTreeData() {
    $.ajax({
        type: 'POST',
        url: "/common/CarBsm/CarBsm?t=" + Math.random(),
        data: {},
        async: true,
        dataType: "json",
        success: function (msg) {
            if (msg.status.code == 1) {
                $.fn.zTree.init($("#CarBsmRadioTailTree"), carBsmSetting, $.parseJSON(msg.status.sub_msg));
                var zTree = $.fn.zTree.getZTreeObj("CarBsmRadioTailTree"),         // 获取ztree对象
                    node = zTree.getNodes(),      //获取根节点
                    nodes = zTree.transformToArray(node);    //遍历所有节点
                if (nodes.length > 0) {
                    for (var i = 0; i < nodes.length; i++) {                        

                        if (nodes[i].isParent) {
                            nodes[i].nocheck = true;
                          
                        } else {
                            nodes[i].nocheck = false;
                         
                        }
                        zTree.updateNode(nodes[i]);
                    }
                }
                //zTree.setting.callback.onCheck(zTree, zTree.setting.treeId, node); // 调用回调
                //zTree.setting.callback.beforeCheck(zTree.setting.treeId, node);

            }
        },
        error: function (a, b, c) {

        }
    });
}

//配件车型树 选择事件
function onCarBsmCheck(e, treeId, treeNode) {
    var code = treeNode.id;
    var name = treeNode.name;
    window.parent.CarBsmRadio_CallBack(code, name, $("#code").val(), $("#name").val(), $("#type").val());
}

function clearWindow() {
    window.parent.CarBsmRadio_CallBack("", "", $("#code").val(), $("#name").val(), $("#type").val());
}

function setCarBsm() {
    window.parent.closeWindowtwo();
}