EVENT_REQUEST Struct Reference

API struct for monitoring OPC events. More...

Public Attributes
W_UINT32	AppEventHandle
	event handle
W_UINT32	PipeEventHandle
	event handle
W_UINT32	CreateErr
	error values error, only on response
W_UINT32	MonitoringFlags
	bitcoded flags for EVENT_REQUEST::MonitoringFlags
W_UINT32	FieldNamesLen
	number of fiels names given
W_UINT8	EventTypeID
	AE bit coded eventType // OPC_SIMPLE_EVENT, OPC_CONDITION_EVENT, or OPC_TRACKING_EVENT.
char	unused1 [7]
	currently unused, must be 0
char *	EventNotifier
	browse path of event notifier (UA) or event source (DA)
char *	EventType
	type of event to monitor (DA: event type + event category)
EVENT_FIELD *	FieldNames
	field names to return; if empty, all fields of the given EventType are returned
char *	EventFilter
	filter expression, used only for OPC UA, opc_ua_event_filter_syntax
void *	unused2 [1]
	currently unused, must be 0

Detailed Description

API struct for monitoring OPC events.