OpcEventNode Class

Namespace: Opc.UaFx
Assemblies: Opc.UaFx.Advanced.dll

Defines a generic base class for all general characteristics of an OPC UA Event.

C#

[OpcEventType(typeof(OpcEvent))]
public class OpcEventNode : OpcObjectNode, IOpcNode, IOpcNodeInfo


Inheritance ObjectOpcNodeOpcInstanceNodeOpcObjectNode › OpcEventNode


Derived


Attributes OpcEventTypeAttribute


Implements IOpcNode, IOpcNodeInfo

Name Description
OpcEventNode(IOpcNode, OpcName) Initializes a new instance of the OpcEventNode class accessible by the name specified as a child node of the parent node given.
OpcEventNode(IOpcNode, OpcName, OpcNodeId) Initializes a new instance of the OpcEventNode class accessible by the name and id specified as a child node of the parent node given.
OpcEventNode(OpcName) Initializes a new instance of the OpcEventNode class accessible by the name specified.
OpcEventNode(OpcName, OpcNodeId) Initializes a new instance of the OpcEventNode class accessible by the name and id specified.
Name Description
AfterApplyChanges Occurs after one or more changes on the node has been notified.
(Inherited from OpcNode)
BeforeApplyChanges Occurs before one or more changes on the node are notified.
(Inherited from OpcNode)
Name Description
Category Gets the NodeCategoryOpcAttribute which identifies the kind of node and is therefore used to classify the node regarding its use and purpose.
(Inherited from OpcNode)
DefaultReferenceTypeId Gets the default identifier which identifies the type that defines the underlying node reference within this OpcInstanceNode is referenced by its parent node.
(Inherited from OpcInstanceNode)
DefaultReferenceTypeId Gets the default identifier which identifies the type that defines the underlying node reference within this OpcInstanceNode is referenced by its parent node.
(Inherited from OpcObjectNode)
DefaultTypeDefinitionId Gets the default identifier which identifies the node that defines the underlying node type from that this OpcInstanceNode has been created.
DefaultTypeDefinitionId Gets the default identifier which identifies the node that defines the underlying node type from that this OpcInstanceNode has been created.
(Inherited from OpcInstanceNode)
DefaultTypeDefinitionId Gets the default identifier which identifies the node that defines the underlying node type from that this OpcInstanceNode has been created.
(Inherited from OpcObjectNode)
Description Gets or sets the value of the optional DescriptionOpcAttribute which shall explain the meaning of the node.
(Inherited from OpcNode)
DisplayName Gets or sets the value of the DisplayNameOpcAttribute which defines the localizable name of the node.
(Inherited from OpcNode)
EventId Gets or sets a value generated by the server to uniquely identify a particular event notification.
EventIdNode Gets the OpcPropertyNode´1 of the EventId property.
EventTypeId Gets or sets the node identifier which describes the specific type of event.
EventTypeIdNode Gets the OpcNodeIdPropertyNode of the EventTypeId property.
HasPendingChanges Gets a value indiciating whether there exists any pending change on the node.
(Inherited from OpcNode)
Id Gets the value of the NodeIdOpcAttribute which unambiguously identifies the node.
(Inherited from OpcNode)
Message Gets or sets a value which defines a human-readable and localizable text description of the event.
MessageNode Gets the OpcTextPropertyNode of the Message property.
ModellingRuleId Gets or sets the identifier which defines how the OpcInstanceNode is used for instantiation.
(Inherited from OpcInstanceNode)
Name Gets or sets the value of the BrowseNameOpcAttribute which defines the non-localizable human-readable name used when browsing the address space.
(Inherited from OpcNode)
Namespace (Inherited from OpcNode)
Parent Gets the parent node of the node.
(Inherited from OpcNode)
Parent Gets the parent node of the node.
(Inherited from OpcInstanceNode)
PendingChanges Gets a value indicating the most recent changes performed on the node since their last notification.
(Inherited from OpcNode)
QueryEventsCallback Gets or sets a callback used to query any event information which belongs to the node.
(Inherited from OpcNode)
ReadDescriptionCallback (Inherited from OpcNode)
ReadUserWriteAccessCallback (Inherited from OpcNode)
ReadWriteAccessCallback (Inherited from OpcNode)
ReceiveTime Gets or sets the time the OPC UA server received the event from the underlying device of another server.
ReceiveTimeNode Gets the OpcPropertyNode´1 of the ReceiveTime property.
ReferenceType Gets a value which defines a pre-defined used ReferenceTypeId as one of the members defined by the OpcReferenceType enumeration to simplify querying standard reference types.
(Inherited from OpcInstanceNode)
ReferenceTypeId Gets or sets the identifier which identifies the node that defines the semantic of the reference between a source and a target node and generally reflects an operation between the two, such as “A contains B”.
(Inherited from OpcInstanceNode)
Severity Gets or sets an indication of the urgency of the event.
SeverityNode Gets the OpcPropertyNode´1 of the Severity property.
SourceName Gets or sets a description of the source of the event.
SourceNameNode Gets the OpcPropertyNode´1 of the SourceName property.
SourceNodeId Gets or sets the node identifier which identifies the node that the event originated from.
SourceNodeIdNode Gets the OpcNodeIdPropertyNode of the SourceNodeId property.
SymbolicName (Inherited from OpcNode)
Tag Gets or sets the object that contains additional user data about the node.
(Inherited from OpcNode)
Time Gets or sets the time the event occurred.
TimeNode Gets the OpcPropertyNode´1 of the Time property.
TypeDefinitionId Gets or sets the identifier which identifies the node that defines the underlying node type from that this OpcInstanceNode has been created.
(Inherited from OpcInstanceNode)
UserWriteAccess Gets or sets the value of the optional UserWriteAccessOpcAttribute which exposes the possibilities of a client to write the attributes of the node taking user access rights into account.
(Inherited from OpcNode)
WriteAccess Gets or sets the value of the optional WriteAccessOpcAttribute which exposes the posibilities of a client to write the attributes of the node.
(Inherited from OpcNode)
WriteDescriptionCallback (Inherited from OpcNode)
WriteUserWriteAccessCallback (Inherited from OpcNode)
WriteWriteAccessCallback (Inherited from OpcNode)
Name Description
AddChild(OpcContext, OpcInstanceNode) (Inherited from OpcInstanceNode)
AddNotifier(OpcContext, IOpcNode) (Inherited from OpcNode)
AddNotifier(OpcContext, IOpcNode) (Inherited from OpcObjectNode)
ApplyChanges(OpcContext) Notifies about changes performed on the node since the last notification and resets the pending changes to None.
(Inherited from OpcNode)
ApplyChanges(OpcContext, Boolean) Notifies about changes performed on the node (and optionally on its children) since the last notification and resets the pending changes to None.
(Inherited from OpcNode)
AttributeValue(OpcAttribute) Retrieves the value of the attribute specified.
(Inherited from OpcNode)
AttributeValue``1(OpcAttribute) Retrieves the value of the attribute specified.
(Inherited from OpcNode)
Child(OpcContext, OpcName) Retrieves the child node its Name property matches exactly the name specified.
(Inherited from OpcNode)
Children(OpcContext) Retrieves a sequence of all nodes organized as children of this node.
(Inherited from OpcNode)
CreateEvent(OpcContext) Creates a new instance of the OpcEvent class which represents a snapshot of this OpcEventNode.
CreateEventCore(OpcContext, OpcEventNodeSnapshot) Creates a new instance of the OpcEvent class representing the specified snapshot of this OpcEventNode.
InitializeDefaults Initializes the default values used by the OpcEventNode.
InitializeDefaults Initializes the default values used by the node implementation represented / required.
(Inherited from OpcNode)
InitializeDefaults Initializes the default values used by the OpcInstanceNode.
(Inherited from OpcInstanceNode)
IsChangePending(OpcNodeChanges) (Inherited from OpcNode)
OnAfterApplyChanges(OpcNodeChangesEventArgs) Raises the AfterApplyChanges event using the event data specified.
(Inherited from OpcNode)
OnBeforeApplyChanges(OpcNodeChangesEventArgs) Raises the BeforeApplyChanges event using the event data specified.
(Inherited from OpcNode)
QueryEventsCore(OpcNodeContext, OpcEventCollection) (Inherited from OpcNode)
ReadAttributeValueCore``1(OpcReadAttributeValueContext, OpcAttributeValue) (Inherited from OpcNode)
RemoveChild(OpcContext, OpcInstanceNode) (Inherited from OpcInstanceNode)
RemoveNotifier(OpcContext, IOpcNode) (Inherited from OpcNode)
RemoveNotifier(OpcContext, IOpcNode) (Inherited from OpcInstanceNode)
RemoveNotifier(OpcContext, IOpcNode) (Inherited from OpcObjectNode)
ReportEvent(OpcContext) Produces an event using the data represented by this OpcEventNode.
ReportEvent(OpcContext, OpcEvent) (Inherited from OpcNode)
ReportEventFrom(OpcContext, IOpcNode) Produces an event using the data represented by this OpcEventNode using the source as initiator of the event reported.
UpdateChanges(OpcContext, OpcNodeChanges) Notifies about the changes on behalf of the node and removes pending changes which intersect with the changes specified.
(Inherited from OpcNode)
UpdateChanges(OpcContext, OpcNodeChanges, Boolean) Notifies about the changes on behalf of the node (and optionally on its children) and removes pending changes which intersect with the changes specified.
(Inherited from OpcNode)
WriteAttributeValueCore``1(OpcWriteAttributeValueContext, OpcAttributeValue) (Inherited from OpcNode)