public static void RegisterVertexChangeListeners(IVertex PlatformClassVertex, VertexChange action, string[] watchList)
{
PlatformClassVertexChangeListener listener = new PlatformClassVertexChangeListener(watchList);
listener.PlatformClassVertex = PlatformClassVertex;
listener.Change += action;
PlatformClassVertex.Change += new VertexChange(listener.Listener);
IVertex AttributeVertexes = PlatformClassVertex.GetAll(@"$Is:{$Inherits:$PlatformClass}\Selector:");
foreach (IEdge e in AttributeVertexes)
{
foreach (IEdge ee in PlatformClassVertex.GetAll(e.To.Value + ":"))
{
GraphUtil.AddHandlerIfDelegateListDoesNotContainsIt(ee.To, listener.Listener);
foreach (string metaFromWatchList in listener.WatchList)
{
if (GeneralUtil.CompareStrings(ee.Meta.Value, metaFromWatchList))
{
foreach (IEdge eee in ee.To)
{
GraphUtil.AddHandlerIfDelegateListDoesNotContainsIt(eee.To, listener.Listener);
}
}
}
}
}
}
private static void RemoveVertexChangeListeners_ForVertex(IVertex Vertex, IVertex PlatformClassVertex, VertexChange action)
{
Delegate[] delegates = Vertex.GetChangeDelegateInvocationList();
if (delegates != null)
{
foreach (Delegate d in delegates)
{
if (d.Target is PlatformClassVertexChangeListener)
{
PlatformClassVertexChangeListener list = (PlatformClassVertexChangeListener)d.Target;
if (list.PlatformClassVertex == PlatformClassVertex)
{
list.Change -= action;
Vertex.Change -= list.Listener;
}
}
}
}
}
