extended button

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

//just expirimenting.

public abstract class EnumButton : MonoBehaviour
{

}
public interface IFooButtonListener
{
    void OnClick(Foo foo);
}
public enum Foo{bar, age};
[RequireComponent(typeof(Button))]
public class FooButton : EnumButton
{

    [SerializeField] public Foo foo = Foo.bar;
    public void Init(IFooButtonListener listener)
    {
        gameObject.GetComponent<Button>().
            onClick.AddListener(
                ()=>listener.OnClick(foo)
                );
    }
}

public class Usage : MonoBehaviour, IFooButtonListener
{
    [SerializeField] List<FooButton> buttons;
    public void Awake()
    {
        foreach(var b in buttons)
        {
            b.Init(this);
        }
    }

    public void OnClick(Foo foo)
    {
        Debug.Log("button click from "+foo);
    }
}