v0.3.4simple_connection_checker
一個簡單的套件,用於檢查裝置何時連接到互聯網(網路連接)。還提供一種方法來監聽連接狀態的變更。
ajomuch92/simple-connection-checker open-source repository details.
{"sdk":"flutter"}^1.3.0{"sdk":"flutter"}以下為英文專案原文快照,最新內容請造訪 GitHub。
A simple package to check when the device is connected (connectivity) to internet. Also provide a method to listen for connection status changes.
Include simple_connection_checker in your pubspec.yaml file:
dependencies:
flutter:
sdk: flutter
simple_connection_checker: version
To use this package, just import it into your file and call the static method isConnectedToInternet as follows:
import 'package:simple_connection_checker/simple_connection_checker.dart';
...
bool isConnected = await SimpleConnectionChecker.isConnectedToInternet();
...
Note: You can pass an optional parameter named lookUpAddress to pass an especific URL to make the lookup operation and check the internet connection. By default, this value is www.google.com. Do not use the protocol on the URL string passed (http:// or https://).
import 'package:simple_connection_checker/simple_connection_checker.dart';
...
StreamSubscription? subscription;
bool? _connected;
@override
void initState() {
super.initState();
SimpleConnectionChecker _simpleConnectionChecker = SimpleConnectionChecker()
..setLookUpAddress('pub.dev'); //Optional method to pass the lookup string
subscription = _simpleConnectionChecker.onConnectionChange.listen((connected) {
setState(() {
_connected = connected;
});
});
}
@override
void dispose() {
subscription?.cancel();
super.dispose();
}
...
Note: Don't forget to cancel the subscription