73 lines
1.6 KiB
Dart
73 lines
1.6 KiB
Dart
import 'package:flutter/material.dart';
|
|
|
|
class CommonCard extends StatelessWidget {
|
|
final Widget? child;
|
|
|
|
const CommonCard({super.key, this.child});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final colors = Theme.of(context).colorScheme;
|
|
|
|
return Container(
|
|
decoration: BoxDecoration(
|
|
color: colors.surfaceContainer,
|
|
borderRadius: BorderRadius.circular(12),
|
|
),
|
|
padding: const EdgeInsets.all(16),
|
|
child: child,
|
|
);
|
|
}
|
|
}
|
|
|
|
class CircleIconButton extends StatelessWidget {
|
|
final IconData icon;
|
|
final VoidCallback onPressed;
|
|
|
|
const CircleIconButton(
|
|
{super.key, required this.icon, required this.onPressed});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final colors = Theme.of(context).colorScheme;
|
|
|
|
return ElevatedButton(
|
|
onPressed: onPressed,
|
|
style: ElevatedButton.styleFrom(
|
|
shape: CircleBorder(),
|
|
elevation: 0,
|
|
backgroundColor: colors.primary,
|
|
padding: EdgeInsets.zero,
|
|
minimumSize: const Size(0, 0),
|
|
),
|
|
child: Icon(icon, color: Colors.white),
|
|
);
|
|
}
|
|
}
|
|
|
|
|
|
Widget buildErrorInfo({
|
|
required String errorInfo,
|
|
required VoidCallback onPressed,
|
|
}) {
|
|
return Center(
|
|
child: Column(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
Text('加载失败: $errorInfo'),
|
|
ElevatedButton(onPressed: onPressed, child: Text('重试')),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
Widget buildLoadingIndicator() {
|
|
return Center(child: CircularProgressIndicator());
|
|
}
|
|
|
|
Widget buildEmptyData() {
|
|
return Center(
|
|
child: Text('暂无数据', style: TextStyle(fontSize: 16, color: Colors.grey)),
|
|
);
|
|
}
|