Program.cs

using DesktopIndicator.src;

namespace DesktopIndicator;

internal static class Program
{
    [STAThread]
    private static void Main()
    {
        ApplicationConfiguration.Initialize();

        using var singleInstance = new SingleInstanceGuard("DesktopIndicator.SingleInstance");
        if (!singleInstance.IsPrimaryInstance)
        {
            return;
        }

        using var desktopProvider = new InternalComDesktopProvider();
        using var startupManager = new StartupManager();
        using var desktopManager = new DesktopManager(desktopProvider);
        using var trayContext = new TaskbarCornerIconHost(desktopManager, startupManager);

        desktopManager.Start();
        Application.Run(trayContext);
    }
}