Better-Seewo/Better-EN5/Program.cs

using System;
using System.Collections.Generic;
using System.Globalization;
using System.Threading.Tasks;
using Cvte.Composition;
using Cvte.EasiNote;
using Cvte.Windows.Localization;
using BetterEN5.UI;

namespace BetterEN5;

class Program : dotnetCampus.EasiPlugins.EasiPlugin
{
    protected override Task OnRunningAsync()
    {
        if (EN.CommandOptions.IsCloud)
        {
            return Task.CompletedTask;
        }

        if (EN.App.IsReady)
        {
            Run();
        }
        else
        {
            EN.App.Ready += App_Ready;
        }

        return Task.CompletedTask;
    }

    private void App_Ready(object? sender, EventArgs e)
    {
        EN.App.Ready -= App_Ready;
        Run();
    }

    private async void Run()
    {
        await Task.Delay(TimeSpan.FromSeconds(3));
        ExportUIItems();
    }

    private void ExportUIItems()
    {
        var manager = Container.Current.Get<IUIItemManager>();

        manager.Append(c => new ExportInkMenuItem(), new UIItemAttribute(UIItemPurposes.BoardEditMenu));
        manager.Append(c => new ImportInkMenuItem(), new UIItemAttribute(UIItemPurposes.BoardEditMenu));
        manager.Append(c => new ManagerMenuItem(), new UIItemAttribute(UIItemPurposes.BoardEditMenu));

        _ = System.Windows.Application.Current.Dispatcher.InvokeAsync(() =>
        {
            Lang.Sources.Add(new DictionaryLanguageSource
            {
                [new CultureInfo("zh-CHS")] = new Dictionary<string, string>
                {
                    { "Lang.BoardEditContextMenu.ExportInk", "导出墨迹" },
                    { "Lang.BoardEditContextMenu.ImportInk", "导入墨迹" },
                    { "Lang.BoardEditContextMenu.Manager", "Better-Seewo 管理" },
                },
                [new CultureInfo("en")] = new Dictionary<string, string>
                {
                    { "Lang.BoardEditContextMenu.ExportInk", "Export Ink" },
                    { "Lang.BoardEditContextMenu.ImportInk", "Import Ink" },
                    { "Lang.BoardEditContextMenu.Manager", "Better-Seewo Manager" },
                },
            });
        });
    }
}