Ursa.Avalonia/demo/Ursa.Demo/ViewModels/IntroductionDemoViewModel.cs

using System;
using System.Collections.ObjectModel;
using System.Net;
using CommunityToolkit.Mvvm.ComponentModel;

namespace Ursa.Demo.ViewModels;

public partial class IntroductionDemoViewModel : ObservableObject
{
    public ObservableCollection<MenuItemViewModel> MenuItems { get; set; } = new()
    {
        new MenuItemViewModel()
        {
            MenuHeader = "任务管理",
            MenuIconName = "User",
            Children = new ObservableCollection<MenuItemViewModel>()
            {
                new()
                {
                    MenuHeader = "公告管理",
                    MenuIconName = "Star",
                    Children = new ObservableCollection<MenuItemViewModel>()
                    {
                        new() { MenuHeader = "公告设置" },
                        new() { MenuHeader = "公告处理" }
                    }
                },
                new() { MenuHeader = "任务查询" }
            }
        },
        new MenuItemViewModel()
        {
            MenuHeader = "附加功能",
            IsSeparator = true,
        },
        new MenuItemViewModel()
        {
            MenuHeader = "任务平台",
            MenuIconName = "Gear",
            Children = new ObservableCollection<MenuItemViewModel>()
            {
                new() { MenuHeader = "任务管理" },
                new() { MenuHeader = "用户任务查询" }
            }
        }
    };

    public ObservableCollection<string> ButtonGroupItems { get; set; } = new()
    {
        "Avalonia", "WPF", "Xamarin"
    };

    [ObservableProperty] private IPAddress? _address;

    public void ChangeAddress()
    {
        long l = Random.Shared.NextInt64(0x00000000FFFFFFFF);
        Address = new IPAddress(l);
    }
}