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Flutter GIF crash
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// add cached_network_image: ^2.3.1 to pubspec.yaml | |
import 'package:cached_network_image/cached_network_image.dart'; | |
import 'package:flutter/material.dart'; | |
void main() { | |
runApp(MyApp()); | |
} | |
class MyApp extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { | |
return MaterialApp( | |
title: 'GIF Crash', | |
home: MyHomePage(title: 'GIF Crash Home Page'), | |
); | |
} | |
} | |
class MyHomePage extends StatefulWidget { | |
MyHomePage({Key key, this.title}) : super(key: key); | |
final String title; | |
@override | |
_MyHomePageState createState() => _MyHomePageState(); | |
} | |
class _MyHomePageState extends State<MyHomePage> { | |
@override | |
Widget build(BuildContext context) { | |
return Scaffold( | |
appBar: AppBar( | |
title: Text(widget.title), | |
), | |
body: Center( | |
child: Column( | |
mainAxisAlignment: MainAxisAlignment.center, | |
children: <Widget>[ | |
Expanded(child: myImage('https://media2.giphy.com/media/kyuFxrvpapNsJrski8/200w.gif')), | |
Expanded(child: myImage('https://media2.giphy.com/media/mEahVAkKjt0VL2o5Jk/200w.gif')), | |
Expanded(child: myImage('https://media2.giphy.com/media/pFwRlCC5bC6v6/200w.gif')), | |
Expanded(child: myImage('https://media2.giphy.com/media/jVqk5ktcuxBuOW1jJx/200w.gif')), | |
], | |
), | |
), | |
); | |
} | |
Widget myImage(String url) { | |
return CachedNetworkImage( | |
placeholder: (context, url) => CircularProgressIndicator(), | |
errorWidget: (context, url, error) => Icon(Icons.error), | |
fit: BoxFit.scaleDown, | |
imageUrl: url, | |
imageBuilder: (context, imageProvider) { | |
// final ImageStream stream = imageProvider.resolve(ImageConfiguration()); | |
// ImageStreamListener listener; | |
// listener = ImageStreamListener( | |
// (ImageInfo info, _) { | |
// print('Do something with info here...'); | |
// stream.removeListener(listener); | |
// }, | |
// onError: (dynamic error, StackTrace stackTrace) { | |
// print('ERROR caught by framework'); | |
// print(stackTrace); | |
// stream.removeListener(listener); | |
// }, | |
// ); | |
// stream.addListener(listener); | |
return Image(image: imageProvider); | |
}); | |
} | |
} |
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