Update Material 3 CircularProgressIndicator for new visual style (#158104)
Related [Update both `ProgressIndicator` for Material 3
redesign](https://github.com/flutter/flutter/issues/141340)
Fixes [Issue: Cannot theme progress indicators, many properties
missing](https://github.com/flutter/flutter/issues/131690)
Fixes [Cannot override default `CircularProgressIndicator`
size](https://github.com/flutter/flutter/issues/158106)
### Code sample
<details>
<summary>expand to view the code sample</summary>
```dart
import 'package:flutter/material.dart';
void main() => runApp(const MyApp());
class MyApp extends StatefulWidget {
const MyApp({super.key});
@override
State<MyApp> createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
@override
Widget build(BuildContext context) {
return MaterialApp(
debugShowCheckedModeBanner: false,
theme: ThemeData(
// progressIndicatorTheme: const ProgressIndicatorThemeData(
// constraints: BoxConstraints.tightFor(width: 100, height: 100),
// strokeWidth: 12
// ),
),
home: Scaffold(
appBar: AppBar(title: const Text('CircularProgressIndicator')),
body: const Center(
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
CircularProgressIndicator(year2023: false, value: 0.5),
CircularProgressIndicator(year2023: false),
],
),
),
),
);
}
}
```
</details>
### Preview
<img width="579" alt="Screenshot 2024-11-04 at 16 01 57"
src="https://github.com/user-attachments/assets/d27768c6-5570-48d0-9eed-565e02be8041">
### New custom `CircularProgressIndicator.constraints` and stroke width
<img width="579" alt="Screenshot 2024-11-04 at 16 02 40"
src="https://github.com/user-attachments/assets/c67c4a31-58f4-4f82-bfb6-f1b78a000bac">
## Pre-launch Checklist
- [x] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [x] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [x] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [ ] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.
If you need help, consider asking for advice on the #hackers-new channel
on [Discord].
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[Flutter Style Guide]:
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[CLA]: https://cla.developers.google.com/
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https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#handling-breaking-changes
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[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md
1686fa7eb4