Reference

OpcDiscreteItemNode<T> Class

abstract · since v2.52

Namespace

Opc.UaFx

Assembly

Opc.UaFx.Advanced.dll

Package

Opc.UaFx.Advanced v2.59.0

Members

OpcDiscreteItemNode<T> Members

Defines an abstract generic implementation of the OpcDiscreteItemNode.

Syntax

public abstract class OpcDiscreteItemNode<T> : OpcDiscreteItemNode

Public MustInherit Class OpcDiscreteItemNode(Of T)
    Inherits OpcDiscreteItemNode

Type parameters

Name	Description
T	The type of discrete item value.

Inheritance

Object → OpcNode → OpcInstanceNode → OpcVariableNode → OpcDataVariableNode → OpcDataItemNode → OpcDiscreteItemNode → OpcDiscreteItemNode<T>

Implements

• IOpcNode
• IOpcNodeInfo
• IOpcVariableNodeInfo

Derived types

• OpcTwoStateDiscreteNode

Remarks

The discrete item node is a specialization of the OpcDataItemNode there its reference type is HasComponent and its type definition is DiscreteItem.

Constructors

Name	Description
OpcDiscreteItemNodeprotected · 14 overloads	Initializes a new instance of the OpcDiscreteItemNode<T> class using the content as the instance to wrap.

Properties

Name	Description
DataTypeoverride	Gets or sets a value which defines a pre-defined used DataTypeId as one of the members defined by the OpcDataType enumeration to simplify querying standard data types.
Value	Gets or sets the value of the discrete item node.

Methods

Name	Description
InitializeDefaultsprotected · override	Initializes the default values used by the OpcDiscreteItemNode<T>.
ReadGenericValue	Reads the discrete item node value using the context specified.
WriteGenericValue	Writes the value to the discrete item node value using the context specified.

Inherits members from OpcDiscreteItemNode, OpcDataItemNode, OpcVariableNode, OpcInstanceNode, OpcNode.

Applies to

Package	Versions
Opc.UaFx.Advanced	v2.52–v2.59