State/Runtime/Enable/StateEnableMember.cs

using System;

namespace Syntriax.Modules.State
{
    public class StateEnableMember : IStateEnable
    {
        private bool _isEnabled = true;

        public StateEnableMember() { }
        public StateEnableMember(bool isEnabled) => IsEnabled = isEnabled;

        public bool IsEnabled
        {
            get => _isEnabled;
            set
            {
                if (value == _isEnabled)
                    return;

                _isEnabled = value;
                OnEnabledChanged?.Invoke(value);
            }
        }

        public Action<bool> OnEnabledChanged { get; set; } = null;
    }
}