Reference
IOpcEventHistoryProvider Interface
Defines an interface which is to be used by an OpcNodeManager to provide historical event data for an OpcObjectNode.
Reference
IOpcEventHistoryProvider Interface
- Namespace
- Opc.UaFx.Server
- Assembly
- Opc.UaFx.Advanced.dll
- Package
- Opc.UaFx.Advanced v2.59.0
- Members
- IOpcEventHistoryProvider Members
Defines an interface which is to be used by an OpcNodeManager to provide historical event data for an OpcObjectNode.
Syntax
csharp
public interface IOpcEventHistoryProvidervbnet
Public Interface IOpcEventHistoryProviderProperties
| Name | Description |
|---|---|
| Node | Gets the OpcObjectNode for which this instance provides event history data. |
Methods
| Name | Description |
|---|---|
| ReadEventHistory | Retrieves a sequence of OpcEvent instances representing the historical events for the associated Node according to the query parameters specified. |
Applies to
| Package | Versions |
|---|---|
| Opc. | v2. |