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info: floating app bar, scroll to top info when returning to image

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This commit is contained in:
Thibault Deckers 2020-01-17 23:52:13 +09:00
parent 77be0b6189
commit a31fe91ec2
2 changed files with 23 additions and 10 deletions
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2
lib/widgets/fullscreen/fullscreen_page.dart
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@ -208,7 +208,7 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
Future<void> _goToVerticalPage(int page) {
return _verticalPager.animateToPage(
page,
duration: const Duration(milliseconds: 350),
duration: Duration(milliseconds: (300 * timeDilation).toInt()),
curve: Curves.easeInOut,
);
}

31
lib/widgets/fullscreen/info/info_page.dart
View file

@ -7,6 +7,7 @@ import 'package:aves/widgets/fullscreen/info/location_section.dart';
import 'package:aves/widgets/fullscreen/info/metadata_section.dart';
import 'package:aves/widgets/fullscreen/info/xmp_section.dart';
import 'package:flutter/material.dart';
import 'package:flutter/scheduler.dart';
import 'package:outline_material_icons/outline_material_icons.dart';
import 'package:provider/provider.dart';
import 'package:tuple/tuple.dart';
@ -28,6 +29,7 @@ class InfoPage extends StatefulWidget {
}
class InfoPageState extends State<InfoPage> {
ScrollController _scrollController = ScrollController();
bool _scrollStartFromTop = false;
ImageEntry get entry => widget.entry;
@ -44,14 +46,6 @@ class InfoPageState extends State<InfoPage> {
return MediaQueryDataProvider(
child: Scaffold(
appBar: AppBar(
leading: IconButton(
icon: const Icon(OMIcons.arrowUpward),
onPressed: () => BackUpNotification().dispatch(context),
tooltip: 'Back to image',
),
title: const Text('Info'),
),
body: SafeArea(
child: NotificationListener(
onNotification: _handleTopScroll,
@ -63,7 +57,17 @@ class InfoPageState extends State<InfoPage> {
final split = mqWidth > 400;
return CustomScrollView(
controller: _scrollController,
slivers: [
SliverAppBar(
leading: IconButton(
icon: const Icon(OMIcons.arrowUpward),
onPressed: _goToImage,
tooltip: 'Back to image',
),
title: const Text('Info'),
floating: true,
),
const SliverPadding(
padding: EdgeInsets.only(top: 8),
),
@ -130,7 +134,7 @@ class InfoPageState extends State<InfoPage> {
_scrollStartFromTop = false;
} else if (notification is OverscrollNotification) {
if (notification.overscroll < 0) {
BackUpNotification().dispatch(context);
_goToImage();
_scrollStartFromTop = false;
}
}
@ -138,6 +142,15 @@ class InfoPageState extends State<InfoPage> {
}
return false;
}
void _goToImage() {
BackUpNotification().dispatch(context);
_scrollController.animateTo(
0,
duration: Duration(milliseconds: (300 * timeDilation).toInt()),
curve: Curves.easeInOut,
);
}
}
class SectionRow extends StatelessWidget {