PowerArgs.Cli.Dialog.OnBeforeAddedToVisualTree C# (CSharp) Method

        private void OnBeforeAddedToVisualTree()
        {
            Application.FocusManager.Push();
            myFocusStackDepth = Application.FocusManager.StackDepth;
            Application.FocusManager.GlobalKeyHandlers.PushForLifetime(ConsoleKey.Escape, null, Escape,LifetimeManager );
        }