50 lines
1.4 KiB
Dart
50 lines
1.4 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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class LoginInput extends StatelessWidget {
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final String hintText;
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final int maxLength;
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final TextEditingController controller;
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final Widget? suffix;
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const LoginInput({
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super.key,
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required this.hintText,
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this.maxLength = 11,
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required this.controller,
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this.suffix,
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});
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@override
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Widget build(BuildContext context) {
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return TextField(
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controller: controller,
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maxLength: maxLength,
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keyboardType: TextInputType.number,
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inputFormatters: [
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FilteringTextInputFormatter.digitsOnly, // 只允许 0-9
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],
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decoration: InputDecoration(
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hintText: hintText,
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hintStyle: Theme.of(context).textTheme.labelLarge?.copyWith(fontSize: 16),
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counterText: '',
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filled: true,
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fillColor: Theme.of(context).colorScheme.surfaceContainer,
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(60),
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borderSide: BorderSide.none, // 去掉边框
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),
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isCollapsed: true,
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contentPadding: EdgeInsets.symmetric(vertical: 14, horizontal: 20),
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suffixIconConstraints: BoxConstraints(minWidth: 0, minHeight: 0),
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suffixIcon: suffix != null
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? Container(
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padding: EdgeInsets.only(right: 20),
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child: suffix,
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)
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: null,
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),
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);
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}
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}
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