v0.3.4simple_connection_checker
一个简单的包,用于检查设备何时连接到互联网(网络连接)。还提供一种方法来监听连接状态的变化。
ajomuch92/simple-connection-checker open-source repository details.
{"sdk":"flutter"}^1.3.0{"sdk":"flutter"}以下为英文项目原文快照,最新内容请访问 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