Unity Inteface Segregation Example

using System.Collections;
using System.Collections.Generic;

using UnityEngine;
using UnityEngine.UI;
namespace Test
{
    public class TextsSetter : MonoBehaviour
    {

        private Text _textComponent = null;
        public Text textComponent { get { if (_textComponent == null) _textComponent = GetComponent<Text> (); return _textComponent; } }

        [SerializeField] GameEventIMesagable _Event;
        [SerializeField] MesagableOne mesagableOne;
        [SerializeField] MesagableTwo mesagableTwo;
        public void OnGetMessable (IMesagable mesagble)
        {
            textComponent.text = mesagble.Message;
        }

        [ContextMenu ("SendOne")]
        void SendOne ()
        {
            _Event.Raise (mesagableOne);
        }

        [ContextMenu ("SendTwo")]
        void SendTwo ()
        {
            _Event.Raise (mesagableTwo);
        }

    }

    public interface IMesagable
    {
        string Message { get; }
    }

    [System.Serializable]
    public class MesagableOne : IMesagable
    {
        public string message;
        public string Message { get { return message; } }
    }

    [System.Serializable]
    public class MesagableTwo : IMesagable
    {
        public string message;
        public string Message { get { return message; } }
    }
}