84 lines
1.9 KiB
Dart
84 lines
1.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/widgets.dart';
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import '../providers/settings.dart';
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import 'loading.dart';
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typedef RefreshCallback = Future<void> Function();
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typedef BodyBuilder = Widget Function();
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class RefreshScaffold extends StatefulWidget {
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final Widget title;
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final BodyBuilder bodyBuilder;
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final RefreshCallback onRefresh;
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RefreshScaffold({
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@required this.title,
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@required this.bodyBuilder,
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@required this.onRefresh,
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});
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@override
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_RefreshScaffoldState createState() => _RefreshScaffoldState();
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}
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class _RefreshScaffoldState extends State<RefreshScaffold> {
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bool loading = false;
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@override
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void initState() {
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super.initState();
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_refresh();
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}
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Future<void> _refresh() async {
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print('refresh');
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setState(() {
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loading = true;
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});
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// try {
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await widget.onRefresh();
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// } catch (err) {
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// print(err);
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// } finally {
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setState(() {
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loading = false;
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});
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// }
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}
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Widget _buildBody(BuildContext context) {
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if (loading) {
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return Loading(more: false);
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} else {
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return widget.bodyBuilder();
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}
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}
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@override
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Widget build(BuildContext context) {
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switch (SettingsProvider.of(context).layout) {
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case LayoutMap.cupertino:
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return CupertinoPageScaffold(
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navigationBar: CupertinoNavigationBar(middle: widget.title),
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child: SafeArea(
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child: CustomScrollView(
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slivers: <Widget>[
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CupertinoSliverRefreshControl(onRefresh: _refresh),
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SliverToBoxAdapter(child: _buildBody(context))
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],
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),
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),
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);
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default:
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return Scaffold(
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appBar: AppBar(title: widget.title),
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body: RefreshIndicator(
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onRefresh: _refresh,
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child: SingleChildScrollView(child: _buildBody(context)),
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),
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);
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}
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}
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}
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