Files
water-management-system/mobile-app/lib/shared/widgets/empty_state.dart
T
bot_dev2 d9d72405c6 feat(mobile): #24 Flutter三合一APP骨架搭建
- Flutter 3.x 项目初始化(pubspec.yaml + 目录结构)
- 核心依赖:dio/go_router/provider/shared_preferences/hive/geolocator
- 统一登录页 + Token管理(TokenService + AuthInterceptor)
- 底部Tab三合一导航(供水/巡检/营收)
- 供水管理Tab:监测数据列表(MonitorListPage)
- 巡检Tab:任务列表+状态筛选+进度展示(PatrolTaskListPage)
- 营收Tab:抄表页面+账单列表(MeterReadingPage/BillListPage)
- 消息推送服务(PushService)
- GPS定位服务(LocationService)
- 拍照/相册服务(CameraService)
- 离线缓存服务(CacheService)
- Android/iOS打包配置+权限声明
- GoRouter路由+Auth认证守卫
- Provider状态管理
2026-06-15 08:52:55 +08:00

49 lines
1.2 KiB
Dart

import 'package:flutter/material.dart';
/// 空状态组件
class EmptyState extends StatelessWidget {
final IconData icon;
final String message;
final String? actionLabel;
final VoidCallback? onAction;
const EmptyState({
super.key,
this.icon = Icons.inbox,
required this.message,
this.actionLabel,
this.onAction,
});
@override
Widget build(BuildContext context) {
return Center(
child: Padding(
padding: const EdgeInsets.all(32),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(icon, size: 64, color: Colors.grey[400]),
const SizedBox(height: 16),
Text(
message,
textAlign: TextAlign.center,
style: TextStyle(
fontSize: 16,
color: Colors.grey[600],
),
),
if (actionLabel != null && onAction != null) ...[
const SizedBox(height: 16),
ElevatedButton(
onPressed: onAction,
child: Text(actionLabel!),
),
],
],
),
),
);
}
}