A cache manager for flutter, flexible and easy-to-use.
import 'package:finder/finder.dart';
demo(Uri uri) async {
final file = await Finder().getFile(uri);
}
FinderImage
import 'package:finder/finder.dart';
import 'package:flutter/material.dart';
class ImagePage extends StatelessWidget {
ImagePage(
this.uri, {
this.title = 'image demo',
Key? key,
}) : super(key: key);
final String title;
final Uri uri;
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(title),
),
body: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0),
child: Align(
alignment: Alignment.center,
child: Image(
image: FinderImage(uri),
fit: BoxFit.cover,
),
),
),
);
}
}
download
import 'dart:io';
import 'package:finder/finder.dart';
import 'package:flutter/material.dart';
class DownloadPage extends StatefulWidget {
DownloadPage(
this.uri, {
Key? key,
this.title = 'download demo',
}) : super(key: key);
final Uri uri;
final String title;
@override
State<StatefulWidget> createState() => _DownloadPageState();
}
class _DownloadPageState extends State<DownloadPage> {
File? _file;
int _percent = 0;
Future<void> _handlerClick() async {
_file = await Finder().getFile(
widget.uri,
listener: (total, cached, percent) {
_percent = percent;
setState(() {});
},
);
setState(() {});
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(_file?.path ?? ''),
TextButton(
onPressed: _handlerClick,
child: Stack(
alignment: Alignment.center,
children: [
LinearProgressIndicator(
value: _percent / 100.0,
backgroundColor: Colors.orange,
minHeight: 48.0,
),
Text(
_percent == 0 ? 'download' : '$_percent%',
style: const TextStyle(color: Colors.white),
),
],
),
),
],
),
),
);
}
}