// Topic subscriptions
// The topic.RootItem.Expand field controls whether thr server publishes the item or not
// Set it to true only if at least one subscriber is subscribed.
public void Publish(ITopic topic)
{
TopicSubsInfo si;
if (!topicSubs.TryGetValue(topic, out si))
{
si = new TopicSubsInfo();
topicSubs[topic] = si;
// make the server start publishing the topic
topic.RootDI.Expand = true;
}
si.RefCount++;
}
// Topic subscriptions
public void Publish(ITopic topic)
{
TopicSubsInfo si;
if (!topicSubs.TryGetValue(topic, out si))
{
si = new TopicSubsInfo();
topicSubs[topic] = si;
// let the node know we need this DI to be published
node.Publish(topic);
}
si.RefCount++;
}
