realRefreshData method
Implementation
Future<ViewStateHttpData<T, E>> realRefreshData() async {
if (!isBusy && isInit) {
refreshError = null;
setRefreshBusy();
}
beforeRefresh();
ViewStateHttpData<T, E> httpData = await refreshData();
handleHttpData(httpData: httpData, loadType: LoadType.refresh);
return httpData;
}