ztree.js 初始化数据，及选父不选子，选子不选父

var settingMenu = {
            check: {
                enable: true,
                chkStyle: 'checkbox'
               // chkboxType: {"Y": "s", "N": "ps"}
            },
            view: {
                showLine: true,//是否显示节点之间的连线。
                showIcon: false,//是否显示节点的图标
            },
            data: {
                simpleData: {
                    enable: true,
                    idKey: "ExternalId", //数据id
                    pIdKey: "Parent",//数据Parentid
                    rootPId: null
                },
                key: {
                    name: "Title",//数据name
                }
            },
            callback: {
                onCheck: function(e, treeId, treeNode) {
                    if (treeId == "bookChaperTree") {
                        var zTreeObj = $.fn.zTree.getZTreeObj(treeId);
                        optParOrSon(treeId, treeNode, zTreeObj);
                    }
                }
            }
        };

　　

 $.fn.zTree.init($("#bookChaperTree"), settingMenu, zTreeNode);

/**
         * 选父不选子，选子不选父
         * */
        var optParOrSon = function(treeId, treeNode, zTreeObj) {
            if (treeNode.checked) {
                //取消全部后代节点的选中
                var childNodes = getChildsByTreeNode(treeNode);
                for (var i in childNodes) {
                    zTreeObj.checkNode(childNodes[i], false, false);
                }
                //同时全部祖先节点也不能被选中
                if (treeNode.getParentNode()) {
                    var parNodes = getParsByTreeNode(treeNode);
                    for (var i in parNodes) {
                        zTreeObj.checkNode(parNodes[i], false, false);
                    }
                }
            }
        };
        //获取所有子节点
        var getChildsByTreeNode = function(treeNode, childsArr) {
            var childsArr = childsArr || [];
            if (treeNode.isParent) { //是父节点则获取所有子节点
                var childs = treeNode.children;
                for (var i in childs) {
                    childsArr.push(childs[i]);
                    getChildsByTreeNode(childs[i], childsArr);
                }
            }
            return childsArr;
        };

        //获取所有父节点
        var getParsByTreeNode = function(treeNode, parsArr) {
            var parsArr = parsArr || [];
            var parNode = treeNode.getParentNode();
            if (parNode) {
                parsArr.push(parNode);
                getParsByTreeNode(parNode, parsArr);
            }
            return parsArr;
        }

　　

//展开选中节点
var expandCheckedNode = function() {
    //获取所有选中状态的节点
    var checkedNodes = zTreeObj.getCheckedNodes(true);
    for (var i in checkedNodes) {
        var checkedParAll = getParsAll(checkedNodes[i]);
        for (var j in checkedParAll) {
            zTreeObj.expandNode(checkedParAll[j], true, false);
        }
    }
};