refresh_localizations library Null safety

Classes

ChRefreshString
Chinese
DeRefreshString
German
EnRefreshString
English
EsRefreshString
Spanish
FrRefreshString
French
ItRefreshString
Italian
JpRefreshString
Japanese
KrRefreshString
Korean
NlRefreshString
Dutch
PtRefreshString
RefreshLocalizations
Implementation of localized strings for the ClassicHeader,ClassicFooter,TwoLevelHeader [...]
RefreshLocalizationsDelegate
RefreshString
interface implements different language
RuRefreshString
Russian
SvRefreshString
Swedish
UkRefreshString