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Video demo instrumentation (#25489)

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* Video Demo instrumentation

* Video Demo instrumentation

* Updated per review

* Fixed a typo
This commit is contained in:
Hans Muller 2018-12-18 14:46:45 -08:00 committed by GitHub
parent 49e67e2ed0
commit 8b34a12d45
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 44 additions and 44 deletions
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88
examples/flutter_gallery/lib/demo/video_demo.dart
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@ -9,13 +9,8 @@ import 'package:flutter/material.dart';
import 'package:video_player/video_player.dart'; import 'package:video_player/video_player.dart';
import 'package:device_info/device_info.dart'; import 'package:device_info/device_info.dart';
// TODO(sigurdm): This should not be stored here.
const String beeUri =
'https://flutter.github.io/assets-for-api-docs/assets/videos/bee.mp4';
class VideoCard extends StatelessWidget { class VideoCard extends StatelessWidget {
const VideoCard({Key key, this.controller, this.title, this.subtitle}) const VideoCard({ Key key, this.controller, this.title, this.subtitle }) : super(key: key);
: super(key: key);
final VideoPlayerController controller; final VideoPlayerController controller;
final String title; final String title;
@ -214,8 +209,7 @@ class FadeAnimation extends StatefulWidget {
_FadeAnimationState createState() => _FadeAnimationState(); _FadeAnimationState createState() => _FadeAnimationState();
} }
class _FadeAnimationState extends State<FadeAnimation> class _FadeAnimationState extends State<FadeAnimation> with SingleTickerProviderStateMixin {
with SingleTickerProviderStateMixin {
AnimationController animationController; AnimationController animationController;
@override @override
@ -336,7 +330,7 @@ class _ConnectivityOverlayState extends State<ConnectivityOverlay> {
} }
class VideoDemo extends StatefulWidget { class VideoDemo extends StatefulWidget {
const VideoDemo({Key key}) : super(key: key); const VideoDemo({ Key key }) : super(key: key);
static const String routeName = '/video'; static const String routeName = '/video';
@ -350,37 +344,40 @@ Future<bool> isIOSSimulator() async {
return Platform.isIOS && !(await deviceInfoPlugin.iosInfo).isPhysicalDevice; return Platform.isIOS && !(await deviceInfoPlugin.iosInfo).isPhysicalDevice;
} }
class _VideoDemoState extends State<VideoDemo> class _VideoDemoState extends State<VideoDemo> with SingleTickerProviderStateMixin {
with SingleTickerProviderStateMixin { final VideoPlayerController butterflyController = VideoPlayerController.asset(
final VideoPlayerController butterflyController = 'videos/butterfly.mp4',
VideoPlayerController.asset( package: 'flutter_gallery_assets',
'videos/butterfly.mp4',
package: 'flutter_gallery_assets',
);
final VideoPlayerController beeController = VideoPlayerController.network(
beeUri,
); );
// TODO(sigurdm): This should not be stored here.
static const String beeUri = 'https://flutter.github.io/assets-for-api-docs/assets/videos/bee.mp4';
final VideoPlayerController beeController = VideoPlayerController.network(beeUri);
final GlobalKey<ScaffoldState> scaffoldKey = GlobalKey<ScaffoldState>(); final GlobalKey<ScaffoldState> scaffoldKey = GlobalKey<ScaffoldState>();
final Completer<void> connectedCompleter = Completer<void>(); final Completer<void> connectedCompleter = Completer<void>();
bool isSupported = true; bool isSupported = true;
bool isDisposed = false;
@override @override
void initState() { void initState() {
super.initState(); super.initState();
Future<void> initController(VideoPlayerController controller) async { Future<void> initController(VideoPlayerController controller, String name) async {
print('> VideoDemo initController "$name" ${isDisposed ? "DISPOSED" : ""}');
controller.setLooping(true); controller.setLooping(true);
controller.setVolume(0.0); controller.setVolume(0.0);
controller.play(); controller.play();
await connectedCompleter.future; await connectedCompleter.future;
await controller.initialize(); await controller.initialize();
if (mounted) if (mounted) {
print('< VideoDemo initController "$name" done ${isDisposed ? "DISPOSED" : ""}');
setState(() {}); setState(() {});
}
} }
initController(butterflyController); initController(butterflyController, 'butterfly');
initController(beeController); initController(beeController, 'bee');
isIOSSimulator().then<void>((bool result) { isIOSSimulator().then<void>((bool result) {
isSupported = !result; isSupported = !result;
}); });
@ -388,8 +385,11 @@ class _VideoDemoState extends State<VideoDemo>
@override @override
void dispose() { void dispose() {
print('> VideoDemo dispose');
isDisposed = true;
butterflyController.dispose(); butterflyController.dispose();
beeController.dispose(); beeController.dispose();
print('< VideoDemo dispose');
super.dispose(); super.dispose();
} }
@ -401,29 +401,29 @@ class _VideoDemoState extends State<VideoDemo>
title: const Text('Videos'), title: const Text('Videos'),
), ),
body: isSupported body: isSupported
? ConnectivityOverlay( ? ConnectivityOverlay(
child: ListView( child: ListView(
children: <Widget>[ children: <Widget>[
VideoCard( VideoCard(
title: 'Butterfly', title: 'Butterfly',
subtitle: '… flutters by', subtitle: '… flutters by',
controller: butterflyController, controller: butterflyController,
), ),
VideoCard( VideoCard(
title: 'Bee', title: 'Bee',
subtitle: '… gently buzzing', subtitle: '… gently buzzing',
controller: beeController, controller: beeController,
), ),
], ],
),
connectedCompleter: connectedCompleter,
scaffoldKey: scaffoldKey,
)
: const Center(
child: Text(
'Video playback not supported on the iOS Simulator.',
),
), ),
connectedCompleter: connectedCompleter,
scaffoldKey: scaffoldKey,
)
: const Center(
child: Text(
'Video playback not supported on the iOS Simulator.',
),
),
); );
} }
} }