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Occurs when new data are received.
type // defined in MRVType unit
This is a low level event. It is rarely needs to be processed.
AData – received data.
ADataType – data type; it may be one of ***_DATA constants, or other values identifying data used by the server to maintain connections.
ASocket – a socket from which data are read.
All GUID parameters are available only for TCP connections. For UDP connections, they are equal to 0.
GUIDFrom – identifier of the data sender (if available)
GUIDTo – identifier of the data receiver (if available)
GUIDGroup – identifier of the group (if available)
This event is called in a thread context. Do not update user interface (or make any other operation that requires a context of the main process) in this event.