awThreadedCallbacks

awThreadedCallbacks

BrokerError awThreadedCallbacks(BrokerBoolean enabled);

enabled

If set to 1 (true) , callback functions will be enabled; 0 (false) means callbacks are to be disabled.

Enables or disables the use of callbacks on a system thread. Use this function in a multi-threaded environment to request callbacks on an event's thread instead of the main thread. Enabling threaded callbacks in a multi-threaded environment allows you to replace the use of event loops and blocking operations.

When using awThreadedCallbacks, you cannot invoke any of the following functions:

awDispatch

awMainLoop

Possible BrokerError major codes	Meaning
AW_ERROR_BAD_STATE	Another thread has already invoked awDispatch or awMainLoop, or an attempt was made to set the threaded callback state to its current state.
AW_ERROR_NOT_IMPLEMENTED	This application was not linked with the multi-threaded version of the Broker library.