57 lines
1.5 KiB
Dart
57 lines
1.5 KiB
Dart
import 'package:flutter/material.dart';
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/// 通用错误显示组件
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class ErrorView extends StatelessWidget {
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final String error;
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final VoidCallback? onRetry;
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final String? retryText;
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const ErrorView({
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Key? key,
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required this.error,
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this.onRetry,
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this.retryText,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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return Center(
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child: Padding(
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padding: const EdgeInsets.all(16.0),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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Icons.error_outline,
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size: 64,
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color: Colors.red[300],
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),
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const SizedBox(height: 16),
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Text(
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'出现错误',
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style: Theme.of(context).textTheme.headlineSmall?.copyWith(
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color: Colors.red[700],
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),
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),
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const SizedBox(height: 8),
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Text(
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error,
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textAlign: TextAlign.center,
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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color: Colors.grey[600],
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),
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),
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if (onRetry != null) ...[
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const SizedBox(height: 24),
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ElevatedButton.icon(
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onPressed: onRetry,
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icon: const Icon(Icons.refresh),
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label: Text(retryText ?? '重试'),
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),
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],
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],
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),
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),
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);
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}
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} |