QuickOPC User's Guide and Reference
AEEventsSubscriptionArguments Constructor(ServerDescriptor,AESubscriptionParameters,Boolean,Object)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.AlarmsAndEvents.OperationModel Namespace > AEEventsSubscriptionArguments Class > AEEventsSubscriptionArguments Constructor : AEEventsSubscriptionArguments Constructor(ServerDescriptor,AESubscriptionParameters,Boolean,Object)
The OPC server involved in the operation.
Subscription parameters to be used when the subscription is created
When set, the subscription will automatically perform a Refresh after each successful connection to the server (either the initial connection, or any automatic reconnection after the connection is lost).
The state object (can be any value supplied by your code); available in event notifications.
Initializes a new instance of the class.
Syntax
'Declaration
 
Public Function New( _
   ByVal serverDescriptor As ServerDescriptor, _
   ByVal subscriptionParameters As AESubscriptionParameters, _
   ByVal refreshWhenActive As Boolean, _
   ByVal state As Object _
)
'Usage
 
Dim serverDescriptor As ServerDescriptor
Dim subscriptionParameters As AESubscriptionParameters
Dim refreshWhenActive As Boolean
Dim state As Object
 
Dim instance As New AEEventsSubscriptionArguments(serverDescriptor, subscriptionParameters, refreshWhenActive, state)

Parameters

serverDescriptor
The OPC server involved in the operation.
subscriptionParameters
Subscription parameters to be used when the subscription is created
refreshWhenActive
When set, the subscription will automatically perform a Refresh after each successful connection to the server (either the initial connection, or any automatic reconnection after the connection is lost).
state
The state object (can be any value supplied by your code); available in event notifications.
Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also