using Avalonia; using Avalonia.Controls.ApplicationLifetimes; using Avalonia.Markup.Xaml; namespace NotePad; public partial class App : Application { public override void Initialize() { AvaloniaXamlLoader.Load(this); } public override void OnFrameworkInitializationCompleted() { if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop) { string? fileToOpen = null; if (desktop.Args?.Length > 0) { fileToOpen = desktop.Args[0]; } desktop.MainWindow = new MainWindow(fileToOpen); } base.OnFrameworkInitializationCompleted(); } }