[Windows] The IME window follows the right edge of the composing text, differ from native Windows apps #106555
Description
Steps to Reproduce
- Enable Japanese IME from Settings app. (Time & Language -> Language -> Add a language -> Japanese -> Install)
- Execute
flutter runon the code sample. - Focus center TextField.
- Press Win+Space and select "Japanese Microsoft IME".
- Toggle "A" to "あ" on taskbar to enable IME composing mode.
- Press A key 8 times and press enter. The IME will insert "ああああああああ".
- Again, press A key 8 times.
Expected results:
The IME window follows the left edge of the composing text like native Windows apps.
Actual results:
The IME window follows the right edge of the composing text. It is different from native Windows apps.
| Flutter app | notepad.exe |
|---|---|
 |
 |
 |
 |
Code sample
import 'package:flutter/material.dart';
void main() {
runApp(
MaterialApp(
theme: ThemeData.light(),
darkTheme: ThemeData.dark(),
home: const Scaffold(
body: Center(
child: TextField(
decoration: InputDecoration(hintText: "Text"),
),
),
),
),
);
}Logs
No warnings/errors in the log.
Analyzing textediting...
No issues found! (ran in 1.9s)
[✓] Flutter (Channel master, 3.1.0-0.0.pre.1333, on Microsoft Windows [Version 10.0.19044.1766], locale ja-JP)
• Flutter version 3.1.0-0.0.pre.1333 on channel master at C:\Users\moko256\softwares\flutter
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