public class MethodButtonInvokerDrawer : PropertyDrawer
    {
        bool _shouldDraw = false;

        public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
        {
            if (property.propertyType != SerializedPropertyType.Boolean)
            {
                EditorGUILayout.HelpBox("The <color=blue>MethodButtonInvoker</color> attribute must be assigned to a boolean value!", MessageType.Warning);
                return;
            }

            EditorGUI.PropertyField(position, property, label);

            if (Event.current.type == EventType.Layout)
            {
                _shouldDraw = property.boolValue;
            }

            if (!_shouldDraw) return;

            DrawButtons(property);
        }

        static void DrawButtons(SerializedProperty property)
        {
            var __owner = property.serializedObject.targetObject;

            var __methods = __owner.GetType()
                .GetMethods(BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.NonPublic |
                            BindingFlags.Instance);

            for (var __i = 0; __i < __methods.Length; __i++)
            {
                var __method = __methods[__i];
                var __attribute = __method.GetAttribute<MethodButtonAttribute>();
                if (__attribute == null) continue;

                var __canPress = true;

                switch (__attribute.invokeType)
                {
                    case InvokeTypes.EditorOnly:
                        __canPress = !Application.isPlaying;
                        break;
                    case InvokeTypes.PlayMode:
                        __canPress = Application.isPlaying;
                        break;
                    default:
                        break;
                }

                GUI.enabled = __canPress;

                if (GUILayout.Button(__method.Name))
                {
                    __method.Invoke(__owner, new object[] { });
                }

                if(!__canPress)
                    GUI.enabled = true;
            }
        }
    }