BI.createWidget({
    type: "bi.direction_path_chooser",
    element: "#wrapper",
    items: [[{
                "region": "合同信息",
                "text": "客户ID",
                "value": "defa1f7ba8b2684a客户ID"
            }, {
                "region": "客户信息",
                "text": "主键",
                "value": "1f4711c201ef1842",
                "direction": -1
            }, {
                "region": "合同的回款信息",
                "text": "合同ID",
                "value": "e351e9f1d8147947合同ID",
                "direction": -1
            }]]
});