Classes
| Class | Description | |
|---|---|---|
 | AnnotationDef | Data for one Annotation request or definition. |
| AnnotationInsertRequest | Data stored for AdviseRaw handling requests |
| AnnotationReadRequest | Data queued for async ReadRaw handling requests |
| OPCHDAAttribute | Attribute data returned to the client. |
| OPCHDAItem | Item data returned to the client. |
| OPCHDAModifiedItem | Data returned to the client for modified items. |
Interfaces
| Interface | Description | |
|---|---|---|
 | IAppPlugin | Interface definition for the HDANSrv Base Layer HDAPlugin. The interface defines the methods, data classes and enumerations that are used by the generic HDANSrv server. The interface must not be changed without adapting the generic server. |
| IGenericServer | Defines the interface of helper methods to make callbacks to the client through the generic server. |
Structures
| Structure | Description | |
|---|---|---|
 | SrvRegDef | Server information structure returned by GetServerRegistryDef. |
Delegates
| Delegate | Description | |
|---|---|---|
 | CoInitForThread | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnCancelComplete | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnDataChange | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnInsertAnnotations | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnPlayback | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnReadAnnotations | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnReadAttributeComplete | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnReadComplete | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnReadModifiedComplete | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
| OnUpdateComplete | Definition of the generic server callback method. DON'T USE IT DIRECTLY. Use the methods in the class GenericServer instead. |
Enumerations
| Enumeration | Description | |
|---|---|---|
 | AnnotationCapabilities | |
| OPCHDAEditType | Enumeration that indicates the way in which the history data is to be edited. |
| OPCHDAServerStatus | OPC HDA defined server states |
| PluginUse | Indicates why the plugin is called from the generic server. |
| UpdateCapabilities | Implemented server capapilities for Update handling. |