public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
var objectWhoUseProperty = property.GetObjectWhoUseTheProperty();
var methodNameAttribute = (MethodNameAttribute)fieldInfo.GetCustomAttribute(typeof(MethodNameAttribute), false);
var methodName = string.Empty;
if (methodNameAttribute == null)
{
Debug.LogError("Method name attribute is not found. Mark it");
GUI.Box(position, GUIContent.none);
GUI.Label(position, "Method name attribute is not found. Mark it", GetHeaderGUIStyle(Color.red));
return;
}
methodName = methodNameAttribute.MethodName;
eventsTemplateDataProperty = property.FindPropertyRelative("EventsTemplateData");
propertyObjectInstance = property.GetObjectValueFromSerializedProperty <MethodToEventSubscribeContainer>();
if (ObjectDoesntHaveMethod(objectWhoUseProperty, methodName))
{
Debug.LogError($"{methodName} event doesn't exsist on object, Please, use an existing eventName on object if you have it");
GUI.Box(position, GUIContent.none);
GUI.Label(position, $"''{methodName}'' event doesn't exsist on object", GetHeaderGUIStyle(Color.red));
return;
}
InitializeRects(position);
property.isExpanded = EditorGUI.Foldout(foldoutButtonRect, property.isExpanded, GUIContent.none, true);
if (methodsTemplateDataReorderableList == null)
{
methodsTemplateDataReorderableList = BuildReorderableListFromProperty(eventsTemplateDataProperty, methodName);
}
EditorGUI.BeginProperty(position, label, property);
var indent = EditorGUI.indentLevel;
EditorGUI.indentLevel = 0;
if (property.isExpanded)
{
methodsTemplateDataReorderableList.DoList(reordableListRect);
}
else
{
var headerGUIContent = new GUIContent(methodName);
GUI.Box(foldinBoxRect, GUIContent.none);
GUI.Label(foldoutLabelRect, headerGUIContent, GetHeaderGUIStyle(headerColor));
}
EditorGUI.indentLevel = indent;
EditorGUI.EndProperty();
}
private static void SubscribeMethod(object eventObject, MethodToEventSubscribeContainer methodToEventSubscriberField, MethodNameAttribute methodNameAttribute)
{
if (methodNameAttribute == null)
{
Debug.LogError("Method Name Attribute is not found");
return;
}
var methodInfo = eventObject.GetType().GetMethod(methodNameAttribute.MethodName);
if (methodInfo == null)
{
Debug.LogError($"ERROR! Method {methodNameAttribute.MethodName} doesn't exsist on a object");
return;
}
if (methodToEventSubscriberField.EventsTemplateData.Count == 0)
{
Debug.Log($"Nothing to subscribe in {methodNameAttribute.MethodName} method");
}
foreach (var item in methodToEventSubscriberField.EventsTemplateData)
{
if (item.eventObject == null)
{
continue;
}
if (item.IsGlobalEvent)
{
var globalAction = (Action <EventParameter>)Delegate.CreateDelegate(
type: typeof(Action <EventParameter>),
target: eventObject,
method: methodInfo.Name);
GlobalEventsRouter.StartListeningGlobalEvent(item.GlobalEventName, globalAction);
}
else
{
var eventInfo = item.MonobehaviourReference.GetType().GetEvent(item.MonobehaviourEventName);
var newEventDelegate = (Action <EventParameter>)Delegate.CreateDelegate(
type: eventInfo.EventHandlerType,
target: eventObject,
method: methodInfo.Name);
//eventInfo.RemoveEventHandler(item.MonobehaviourReference, newEventDelegate);
eventInfo.AddEventHandler(item.MonobehaviourReference, newEventDelegate);
}
}
}