OPC Studio User's Guide and Reference
_EasyUAClient Interface Members
Properties  Methods 

OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.ComTypes Namespace : _EasyUAClient Interface

The following tables list the members exposed by _EasyUAClient.

Public Properties
 NameDescription
 PropertyThe alias provider to be used for resolving aliases by this component.  
 PropertyCapacity of the callback queue.  
 PropertyThe idle time before the internal thread executing the queued callbacks is stopped.  
 PropertyCan be used to distinguish otherwise equal widgets.  
 PropertyThe display string for the current object.  
 PropertyContains parameters that influence the behavior of just this instance of the component.  
 PropertySpecifies that you wish that the OpcLabs.EasyOpc.UA.EasyUAClientCore object instance works with an "isolated" connection to the OPC-UA server, i.e. one that is not shared with other instances.  
 PropertyContains parameters that influence the behavior of the component when it is isolated.  
 PropertyProvides dictionary of license data fields and their values.  
 PropertyCapacity of the event pull queue for data change notifications.  
 PropertyCapacity of the event pull queue for event notifications.  
 PropertyDetermines whether the component will deliver all callbacks in a queued manner.  
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Public Methods
 NameDescription
 MethodDerives an OPC UA global discovery client object from the current client object.  
 MethodDerives an OPC UA certificate management client object from the current client object.  
 MethodDerives an OPC UA global discovery client object from the current client object.  
 MethodDerives an OPC UA publish-subscribe client object from the current client object.  
 MethodBrowses the nodes in server's address space, given an endpoint descriptor, node descriptor, and browse parameters.  
 MethodBrowses the data nodes, specifying an endpoint descriptor, and a starting Node Id.  
 MethodBrowses the Data Variables, specifying an endpoint descriptor, and a starting Node Id.  
 MethodBrowses the EventSources, specifying an endpoint descriptor, and a starting Node Id.  
 MethodBrowses the nodes in server's address space, given an endpoint descriptor, node descriptor, and browse parameters.  
 MethodBrowses the Methods, specifying an endpoint descriptor, and a starting Node Id.  
 MethodBrowses multiples nodes in server's address space. Starts from the specified nodes, and returns information about child nodes found.  
 MethodBrowses the Notifiers, specifying an endpoint descriptor, and a starting Node Id.  
 MethodBrowses the Objects, specifying an endpoint descriptor, and a starting Node Id.  
 MethodBrowses the Properties, specifying an endpoint descriptor, and a starting Node Id.  
 MethodBrowses the Variables, specifying an endpoint descriptor, and a starting Node Id.  
 MethodCalls a method with specified input arguments, using an endpoint descriptor and an object node Id.  
 MethodCalls multiple methods, using array of argument objects as an input.  
 MethodCalls multiple methods, using array of argument objects as an input.  
 MethodChanges parameters of a subscription. Specify the handle, and a new sampling interval.  
 MethodChanges parameters of multiple subscriptions, specifying objects containing all necessary arguments.  
 MethodChanges parameters of multiple subscriptions, specifying objects containing all necessary arguments.  
 Method  
 MethodDiscovers available OPC-UA applications or endpoints and returns information about them, using the specified discovery query.  
 MethodGlobally discovers OPC-UA applications that meet the specified filters and returns information about them, using the specified GDS endpoint.  
 MethodGlobally discovers OPC-UA servers and returns information about them, using the specified GDS endpoint, and an empty filter.  
 MethodDiscovers available OPC-UA servers and returns information about them, using the specified discovery host.  
 MethodDiscovers available OPC-UA servers on the network and returns information about them. Discovers available OPC-UA servers on the network and returns information about them, using the specified discovery host, and specifying the capabilities that the servers must have.  
 Method  
 MethodDiscovers available OPC-UA applications and returns information about them, using the specified discovery URI strings and filtering by specified application types.  
 Method  
 MethodObtains parameters of certain monitored item subscription.  
 MethodObtains parameters of certain monitored item subscription.  
 Method  
 MethodGets the service object of the specified type, given by type name.  
 Method  
 MethodDetermines whether the given monitored item subscription handle is known to this client.  
 MethodAttempts to pull an OPC data change notification subscribed to by the OpcLabs.EasyOpc.UA.IEasyUAClient.SubscribeMultipleMonitoredItems or SubscribeDataChange method.  
 MethodAttempts to pull multiple OPC data change notifications subscribed to by the OpcLabs.EasyOpc.UA.IEasyUAClient.SubscribeMultipleMonitoredItems or SubscribeDataChange method.  
 MethodAttempts to pull an OPC event notification subscribed to by the OpcLabs.EasyOpc.UA.IEasyUAClient.SubscribeMultipleMonitoredItems or SubscribeEvent method.  
 MethodAttempts to pull multiple OPC event notifications subscribed to by the OpcLabs.EasyOpc.UA.IEasyUAClient.SubscribeMultipleMonitoredItems or SubscribeEvent method.  
 MethodAttempts to pull multiple OPC data change notifications subscribed to by the OpcLabs.EasyOpc.UA.IEasyUAClient.SubscribeMultipleMonitoredItems or SubscribeDataChange method.  
 MethodAttempts to pull multiple OPC event notifications subscribed to by the OpcLabs.EasyOpc.UA.IEasyUAClient.SubscribeMultipleMonitoredItems or SubscribeEvent method.  
 MethodReads data of a node's Value attribute, using an endpoint descriptor and a node Id.  
 MethodReads multiple attributes, using array of argument objects as an input.  
 MethodReads multiple attributes, using array of argument objects as an input.  
 MethodReads values of multiple attributes. Reads values of multiple attributes, using array of argument objects as an input.  
 MethodReads an attribute's value using an endpoint descriptor and a node Id.  
 MethodReads values of multiple attributes. Reads values of multiple attributes, using array of argument objects as an input.  
 MethodSets the object properties back to their defaults.  
 MethodSubscribe to a monitored item. Specify an endpoint descriptor, node id, and sampling interval.  
 MethodSubscribe to an event. Specify an endpoint descriptor, node id, and sampling interval.  
 MethodSubscribe to changes of multiple monitored items. The OpcLabs.EasyOpc.UA.EasyUAClientCore.DataChangeNotification or OpcLabs.EasyOpc.UA.EasyUAClientCore.EventNotification event is generated for each significant monitored item change.  
 MethodSubscribe to changes of multiple monitored items. The OpcLabs.EasyOpc.UA.EasyUAClientCore.DataChangeNotification or OpcLabs.EasyOpc.UA.EasyUAClientCore.EventNotification event is generated for each significant monitored item change.  
 Method  
 MethodUnsubscribe from changes of all monitored items.  
 MethodUnsubscribe from changes of a particular monitored item.

Unsubscribe from monitored item, specifying its handle.

 
 MethodUnsubscribe from changes of multiple monitored items, specifying an "enumerable" of integer handles.  
 MethodUnsubscribe from changes of multiple monitored items, specifying an "enumerable" of integer handles.  
 MethodDefines a generalized method that classes must implement to create type-specific method for determining value equality of instances. Determines whether this instance has the same value as a given other instance.  
 MethodWrites data into a Value attribute of a node, using an endpoint descriptor and a node Id.  
 MethodWrites data into multiple attributes, using array of argument objects as an input.  
 MethodWrites data into multiple attributes, using array of argument objects as an input.  
 MethodWrites values into multiple attributes, using array of argument objects as an input (status codes and timestamps are not written).  
 MethodWrites value into a Value attribute of a node, using an endpoint descriptor and a node Id.  
 MethodWrites values into multiple attributes, using array of argument objects as an input (status codes and timestamps are not written).  
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See Also

Reference

_EasyUAClient Interface
OpcLabs.EasyOpc.UA.ComTypes Namespace