onlyOffline method
Only shows the widget when offline, otherwise shows nothing.
Implementation
Widget onlyOffline() {
return Connective.builder(
builder: (context, state, results) {
final hasInternet =
results.contains(ConnectivityResult.wifi) ||
results.contains(ConnectivityResult.mobile) ||
results.contains(ConnectivityResult.ethernet);
return hasInternet ? const SizedBox.shrink() : this;
},
);
}