78 lines
1.8 KiB
Dart
78 lines
1.8 KiB
Dart
import 'package:flutter/material.dart';
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// 消息类型枚举
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enum MessageType {
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deviceStatus, // 设备状态
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accessControl, // 通行权限
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systemNotice, // 系统通知
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}
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// 消息数据模型
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class MessageItem {
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final MessageType type;
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final String title;
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final String subtitle;
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final String time;
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final bool hasRedDot;
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MessageItem({
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required this.type,
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required this.title,
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required this.subtitle,
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required this.time,
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required this.hasRedDot,
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});
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// 根据消息类型获取图标
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IconData get icon {
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switch (type) {
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case MessageType.deviceStatus:
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return Icons.devices;
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case MessageType.accessControl:
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return Icons.security;
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case MessageType.systemNotice:
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return Icons.notifications;
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}
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}
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// 根据消息类型获取图标颜色
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Color get iconColor {
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switch (type) {
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case MessageType.deviceStatus:
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return const Color(0xFF4A90E2);
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case MessageType.accessControl:
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return const Color(0xFF4A90E2);
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case MessageType.systemNotice:
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return const Color(0xFFFF8C42);
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}
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}
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// 根据消息类型获取图标背景色
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Color get iconBgColor {
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switch (type) {
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case MessageType.deviceStatus:
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return const Color(0xFFE8F4FD);
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case MessageType.accessControl:
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return const Color(0xFFE8F4FD);
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case MessageType.systemNotice:
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return const Color(0xFFFFF2E8);
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}
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}
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// 创建副本，用于更新某些属性
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MessageItem copyWith({
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MessageType? type,
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String? title,
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String? subtitle,
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String? time,
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bool? hasRedDot,
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}) {
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return MessageItem(
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type: type ?? this.type,
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title: title ?? this.title,
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subtitle: subtitle ?? this.subtitle,
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time: time ?? this.time,
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hasRedDot: hasRedDot ?? this.hasRedDot,
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);
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}
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} |