private void Browse(ReferenceDescriptionCollection references)
{
ReferenceDescriptionCollection r;
Byte[] continuationPoint;
foreach (var node in references.Where(o => o.DisplayName.Text != "Server"))
{
if (node.NodeClass == NodeClass.Variable)
{
if (items.Any(o => o.Key == node.NodeId.ToString().ToUpper()))
{
var monitoredItem = new MonitoredItem(m_subscription.DefaultItem)
{
DisplayName = node.DisplayName.Text, StartNodeId = (NodeId)node.NodeId
};
monitoredItem.Notification += OnValueChange;
m_subscription.AddItem(monitoredItem);
OnStatusMessage(MessageLevel.Info, $"OPC item {node.NodeId} linked.");
}
}
else if (node.NodeClass == NodeClass.Object)
{
m_session.Browse(null, null, (NodeId)node.NodeId, 0u, BrowseDirection.Forward, ReferenceTypeIds.HierarchicalReferences, true, (uint)NodeClass.Variable | (uint)NodeClass.Object | (uint)NodeClass.Method, out continuationPoint, out r);
Browse(r);
}
}
}