Avalonia/samples/interop/NativeEmbedSample/MainWindow.axaml.cs

using Avalonia;
using Avalonia.Controls;
using Avalonia.Markup.Xaml;

namespace NativeEmbedSample;

public class MainWindow : Window
{
    public MainWindow()
    {
        AvaloniaXamlLoader.Load(this);
#if DEBUG && DESKTOP
        this.AttachDevTools();
#endif
    }
}