onGetDistrictSearchResult method
- {@required void callback(
- BMFDistrictSearchResult result,
 - BMFSearchErrorCode errorCode
 
 
行政区域检索结果回调
Implementation
void onGetDistrictSearchResult(
    {@required
        void Function(
                BMFDistrictSearchResult result, BMFSearchErrorCode errorCode)
            callback}) {
  _districtSearchDispatcher?.onGetDistrictCallback(callback);
}