internal static bool AssureValidity(MethodInfo method, EventHandlerAttribute attr)
{
if (!method.IsGenericMethod && !method.IsGenericMethodDefinition && (method.ReturnType == null || method.ReturnType == typeof(void)))
{
ParameterInfo[] methodParams = method.GetParameters();
if (methodParams.Length == 1 && methodParams[0].ParameterType == typeof(NodeEditorInputInfo))
{
return(true);
}
else
{
Debug.LogWarning("Method " + method.Name + " has incorrect signature for EventHandlerAttribute!");
}
}
return(false);
}
public static void SetupInput()
{
eventHandlers = new List <KeyValuePair <EventHandlerAttribute, Delegate> > ();
hotkeyHandlers = new List <KeyValuePair <HotkeyAttribute, Delegate> > ();
contextEntries = new List <KeyValuePair <ContextEntryAttribute, PopupMenu.MenuFunctionData> > ();
contextFillers = new List <KeyValuePair <ContextFillerAttribute, Delegate> > ();
IEnumerable <Assembly> scriptAssemblies = AppDomain.CurrentDomain.GetAssemblies().Where((Assembly assembly) => assembly.FullName.Contains("Assembly"));
foreach (Assembly assembly in scriptAssemblies)
{
foreach (Type type in assembly.GetTypes())
{
foreach (MethodInfo method in type.GetMethods(BindingFlags.FlattenHierarchy | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static))
{
#region Event-Attributes recognition and storing
Delegate actionDelegate = null;
foreach (object attr in method.GetCustomAttributes(true))
{
Type attrType = attr.GetType();
if (attrType == typeof(EventHandlerAttribute))
{
if (EventHandlerAttribute.AssureValidity(method, attr as EventHandlerAttribute))
{
if (actionDelegate == null)
{
actionDelegate = Delegate.CreateDelegate(typeof(Action <NodeEditorInputInfo>), method);
}
eventHandlers.Add(new KeyValuePair <EventHandlerAttribute, Delegate> (attr as EventHandlerAttribute, actionDelegate));
}
}
else if (attrType == typeof(HotkeyAttribute))
{
if (HotkeyAttribute.AssureValidity(method, attr as HotkeyAttribute))
{
if (actionDelegate == null)
{
actionDelegate = Delegate.CreateDelegate(typeof(Action <NodeEditorInputInfo>), method);
}
hotkeyHandlers.Add(new KeyValuePair <HotkeyAttribute, Delegate> (attr as HotkeyAttribute, actionDelegate));
}
}
else if (attrType == typeof(ContextEntryAttribute))
{
if (ContextEntryAttribute.AssureValidity(method, attr as ContextEntryAttribute))
{
if (actionDelegate == null)
{
actionDelegate = Delegate.CreateDelegate(typeof(Action <NodeEditorInputInfo>), method);
}
PopupMenu.MenuFunctionData menuFunction = (object callbackObj) =>
{
if (!(callbackObj is NodeEditorInputInfo))
{
throw new UnityException("Callback Object passed by context is not of type NodeEditorMenuCallback!");
}
actionDelegate.DynamicInvoke(callbackObj as NodeEditorInputInfo);
};
contextEntries.Add(new KeyValuePair <ContextEntryAttribute, PopupMenu.MenuFunctionData> (attr as ContextEntryAttribute, menuFunction));
}
}
else if (attrType == typeof(ContextFillerAttribute))
{
if (ContextFillerAttribute.AssureValidity(method, attr as ContextFillerAttribute))
{
Delegate methodDel = Delegate.CreateDelegate(typeof(Action <NodeEditorInputInfo, GenericMenu>), method);
contextFillers.Add(new KeyValuePair <ContextFillerAttribute, Delegate> (attr as ContextFillerAttribute, methodDel));
}
}
}
#endregion
}
}
}
eventHandlers.Sort((handlerA, handlerB) => handlerA.Key.priority.CompareTo(handlerB.Key.priority));
hotkeyHandlers.Sort((handlerA, handlerB) => handlerA.Key.priority.CompareTo(handlerB.Key.priority));
}