cirnogodot/Scripts/UI/DebugMenu.cs

using Godot;
using System;
using Godot.Collections;

public partial class DebugMenu : Control
{
	
	[Export]
	public Theme ButtonTheme { get; private set; }
	
	[Export]
	public Array<string> Levels { get; set; }
	
	[Export]
	public Container ButtonsContainer { get; private set; }

	[Signal]
	public delegate void DebugMenuClosedEventHandler();
	
	// Called when the node enters the scene tree for the first time.
	public override void _Ready()
	{
		foreach (var level in Levels)
		{
			var button = new Button();
			button.Text = level.Split("/")[^1].Split(".")[0];
			//button.Text = level;
			button.Theme = ButtonTheme;
			
			ButtonsContainer.CallDeferred("add_child", button);
			
			button.Pressed += () => ButtonOnPressed(level);
			
		}
	}

	private void ButtonOnPressed(string scene)
	{
		GD.Print("Button was pressed, now what");
		GetTree().ChangeSceneToFile(scene);
		
	}

	private void _on_back_button_pressed()
	{
		this.QueueFree();

		EmitSignal(SignalName.DebugMenuClosed);
	}

	// Called every frame. 'delta' is the elapsed time since the previous frame.
	public override void _Process(double delta)
	{
	}
}