blob: 2fa862bb49b640d8ffc71a08f50868a702d297d7 [file] [log] [blame]
// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:file_selector_platform_interface/file_selector_platform_interface.dart';
import 'package:flutter/material.dart';
/// Screen that allows the user to select a directory using `getDirectoryPath`,
/// then displays the selected directory in a dialog.
class GetDirectoryPage extends StatelessWidget {
/// Default Constructor
const GetDirectoryPage({super.key});
Future<void> _getDirectoryPath(BuildContext context) async {
const String confirmButtonText = 'Choose';
final String? directoryPath =
await FileSelectorPlatform.instance.getDirectoryPath(
confirmButtonText: confirmButtonText,
);
if (directoryPath == null) {
// Operation was canceled by the user.
return;
}
if (context.mounted) {
await showDialog<void>(
context: context,
builder: (BuildContext context) => TextDisplay(directoryPath),
);
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('Open a text file'),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
ElevatedButton(
style: ElevatedButton.styleFrom(
// TODO(darrenaustin): Migrate to new API once it lands in stable: https://github.com/flutter/flutter/issues/105724
// ignore: deprecated_member_use
primary: Colors.blue,
// ignore: deprecated_member_use
onPrimary: Colors.white,
),
child: const Text('Press to ask user to choose a directory'),
onPressed: () => _getDirectoryPath(context),
),
],
),
),
);
}
}
/// Widget that displays a text file in a dialog.
class TextDisplay extends StatelessWidget {
/// Creates a `TextDisplay`.
const TextDisplay(this.directoryPath, {super.key});
/// The path selected in the dialog.
final String directoryPath;
@override
Widget build(BuildContext context) {
return AlertDialog(
title: const Text('Selected Directory'),
content: Scrollbar(
child: SingleChildScrollView(
child: Text(directoryPath),
),
),
actions: <Widget>[
TextButton(
child: const Text('Close'),
onPressed: () => Navigator.pop(context),
),
],
);
}
}