///处理banner data_handlerBannerData(Response response) {if (response.code == 0 || response.code == 200) {List<BannerModel> list = [];if (response.data is List) {//data本来是个对象的，后台返回了个数组，那就判断是否是列表(response.data as List).map((e) {//如果是强转类型，然后循环获取里面的值print('广告信息123-$e');PrintUtil.prints('banner data=>$e');list.add(BannerModel.fromJson(e));//添加在列表里面}).toList();}if (list.isNotEmpty) {_bannersListener.value = list;if(list.length>1){widget.controller.stopAutoplay();widget.controller.startAutoplay();}}else {print('广告信息123-为空');}}}