isIE = () => {
    if (!!window.ActiveXObject || 'ActiveXObject' in window) {
      return true;
    } else {
      return false;
    }
  };
  //下载补充协议
  //agreementFilePath
  handleDetail = (row) => {
    if (this.isIE()) {
      // IE
      window.open(row.agreementFilePath, '_blank');
    } else {
      let a = document.createElement('a'); // 创建a标签
      let e = document.createEvent('MouseEvents'); // 创建鼠标事件对象
      e.initEvent('click', false, false); // 初始化事件对象
      a.href = row.agreementFilePath; // 设置下载地址
      a.download = row.name; // 设置下载文件名
      a.dispatchEvent(e);
    }
  };