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lemmur-app-android
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Code Issues Releases Wiki Activity

remove `Dismissible` and instead use `GestureDetector` for dismissal

This commit is contained in:
krawieck 2020-09-15 16:03:52 +02:00
parent abb107fbbf
commit 024a2ce981
1 changed files with 20 additions and 24 deletions
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44
lib/pages/media_view.dart
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@ -87,30 +87,26 @@ class MediaViewPage extends HookWidget {
],
)
: null,
body: Dismissible(
direction: DismissDirection.vertical,
onDismissed: (_) => Navigator.of(context).pop(),
key: const Key('media view'),
background: Container(color: Colors.black),
dismissThresholds: {
DismissDirection.vertical: 0,
},
confirmDismiss: (direction) => Future.value(isZoomedOut.value),
resizeDuration: null,
child: GestureDetector(
onTapUp: (details) => showButtons.value = !showButtons.value,
child: PhotoView(
scaleStateChangedCallback: (value) {
isZoomedOut.value = value == PhotoViewScaleState.zoomedOut ||
value == PhotoViewScaleState.initial;
},
minScale: PhotoViewComputedScale.contained,
initialScale: PhotoViewComputedScale.contained,
imageProvider: CachedNetworkImageProvider(url),
heroAttributes: PhotoViewHeroAttributes(tag: url),
loadingBuilder: (context, event) =>
Center(child: CircularProgressIndicator()),
),
body: GestureDetector(
onTapUp: (details) => showButtons.value = !showButtons.value,
onVerticalDragEnd: isZoomedOut.value
? (details) {
if (details.primaryVelocity.abs() > 1000) {
Navigator.of(context).pop();
}
}
: null,
child: PhotoView(
scaleStateChangedCallback: (value) {
isZoomedOut.value = value == PhotoViewScaleState.zoomedOut ||
value == PhotoViewScaleState.initial;
},
minScale: PhotoViewComputedScale.contained,
initialScale: PhotoViewComputedScale.contained,
imageProvider: CachedNetworkImageProvider(url),
heroAttributes: PhotoViewHeroAttributes(tag: url),
loadingBuilder: (context, event) =>
Center(child: CircularProgressIndicator()),
),
),
);