Exit.cs

using Godot;

public partial class Exit : Button
{
    //private Transition _transition;
    //public override void _Ready()
    //{
    //    _transition = GetNode<FadeTransition>("ExitButton/FadeTransition");
    //    _transition.OnPostPageFromTransition += OnPostPage;
    //}

    //public override void _ExitTree()
    //{
    //    _transition.OnPostPageFromTransition -= OnPostPage;
    //}

    //private void OnPostPage(Control control)
    //{
    //    GetTree().Quit();
    //}
}