zhengzeqin dd89ae96c4
When maintainHintSize is false, hint is centered and aligned, it is different from the original one (#168654)
This PR changes the Hint uses topLeft alignment when maintainHintSize is
false
> code
```dart
buildTextField() {
  return const Center(
    child: TextField(
      decoration: InputDecoration(
        hintText: 'hint',
        maintainHintSize: false,
      ),
    ),
  );
}
```

Before:

<img width="416" alt="b"
src="https://github.com/user-attachments/assets/fe58c2d0-4d37-4bca-aabc-0f7d4785fb2a"
/>

After:
<img width="415" alt="a"
src="https://github.com/user-attachments/assets/096fd83a-9d8f-4cb7-be1d-c3075acbfdc0"
/>



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- [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.
- [ ] 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].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.

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---------

Co-authored-by: 郑泽钦 <zhengzeqin@addcn.com>
2025-06-24 08:04:12 +00:00
..
2024-12-19 20:06:21 +00:00
2025-06-17 18:37:11 +00:00
2024-12-19 20:06:21 +00:00