public static void Main(string[] args) { CreateHostBuilder(args).Build().RunAsync(); string windowTitle = "Hello Photino for .NET Advanced!"; Action <PhotinoWindowOptions> windowConfiguration = options => { //options.CustomSchemeHandlers.Add("app", (string url, out string contentType) => //{ // contentType = "text/javascript"; // return new MemoryStream(Encoding.UTF8.GetBytes(@" // (() =>{ // window.setTimeout(() => { // alert(`🎉 Dynamically inserted JavaScript.`); // }, 1000); // })(); // ")); //}); options.WindowCreatingHandler += (object sender, EventArgs args) => { var window = (PhotinoWindow)sender; Console.WriteLine($"Creating new PhotinoWindow instance."); }; options.WindowCreatedHandler += (object sender, EventArgs args) => { var window = (PhotinoWindow)sender; Console.WriteLine($"Created new PhotinoWindow instance with title {window.Title}."); }; }; var window = new PhotinoWindow(windowTitle, windowConfiguration) .RegisterWebMessageReceivedHandler((object sender, string message) => { var window = (PhotinoWindow)sender; string response = $"Received message: \"{message}\""; window.SendWebMessage(response); }); Size windowSize = new Size(800, 650); Size workAreaSize = window.MainMonitor.WorkArea.Size; Point centeredPosition = new Point( ((workAreaSize.Width / 2) - (windowSize.Width / 2)), ((workAreaSize.Height / 2) - (windowSize.Height / 2)) ); window .Resize(windowSize) .MoveTo(centeredPosition) .Load("wwwroot/index.html"); window.WaitForClose(); }