Function eCAL::Registration::AddSubscriberEventCallback

Function eCAL::Registration::AddSubscriberEventCallback#

Function Documentation#

ECAL_API CallbackToken eCAL::Registration::AddSubscriberEventCallback(const TopicEventCallbackT &callback_)#

Register a callback function to be notified when a new subscriber becomes available.

Parameters:

callback_ – The callback function to be called with the STopicId of the new subscriber. The callback function must not be blocked for a longer period of time, otherwise timeout mechanisms of the eCAL registration would be triggered.

Returns:

CallbackToken Token that can be used to unregister the callback.