Start receiving dialog events.
BPS_API int dialog_request_events(int flags)
The types of events to deliver. A value of zero indicates that all events are requested. The meaning of non-zero values is reserved for future use.
The dialog_request_events() function starts to deliver dialog events to your application using BPS. Dialog events are sent when a dialog button is pressed. Your application must call this function before calling any other dialog functions. Events are posted to the currently active channel.
BPS_SUCCESS upon success, BPS_FAILURE with errno set otherwise.