Tencent / Tencent/tdesign-flutter

[IconData] The class 'IconData' can't be extended outside of its library because it's a final class.

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Dart
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Description

tdesign-flutter 版本

^0.2.7

重现链接

No response

重现步骤/代码

import 'package:flutter/material.dart';
import 'package:tdesign_flutter/tdesign_flutter.dart';

void main() {
runApp(MainPage());
}

class MainPage extends StatefulWidget {
MainPage({Key? key}) : super(key: key);

@override
_MainPageState createState() => _MainPageState();
}

class _MainPageState extends State {
List controller = [TextEditingController(), TextEditingController()];

@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(centerTitle: true, title: Text('输入组件')),
body: Column(
children: [
TDInput(
leftLabel: 'Label Text',
controller: controller[0],
hintText: 'Please enter text',
onChanged: (text) {
setState(() {});
},
onClearTap: () {
controller[0].clear();
setState(() {});
},
),
const SizedBox(height: 16),
],
),
),
);
}
}

期望结果

正常 运行

实际结果

中导入后报 The class 'IconData' can't be extended outside of its library because it's a final class.

Flutter版本

No response

设备与机型信息

No response

系统版本

No response

补充说明

使用 浏览器预览

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by running the provided TDInput reproduction with tdesign_flutter ^0.2.7 and inspect the package declarations related to IconData. Confirm the package works with the current Flutter SDK without the final-class error, then rerun the example to verify normal startup.

Written by the indexing model from the issue text.

Assessment

Tech stack
dart, flutter
Domain
mobile-dev
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Quiet
Clarity
Mostly clear
Newbie friendliness
48/100

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