IDataSourceDriver3 (ITF) ¶ INTERFACE IDataSourceDriver3 EXTENDS IDataSourceDriver2 Properties: CredentialsNeeded LastError , inherited from IDataSourceDriver State , inherited from IDataSourceDriver Methods: AssignCredentials GetInterface Connecting , inherited from IDataSourceDriver GetRequestResult , inherited from IDataSourceDriver GetSetting , inherited from IDataSourceDriver Initialize , inherited from IDataSourceDriver ReadRequest , inherited from IDataSourceDriver Reset , inherited from IDataSourceDriver ShutdownFinished , inherited from IDataSourceDriver2 ShuttingDown , inherited from IDataSourceDriver StartConnect , inherited from IDataSourceDriver StartShutdown , inherited from IDataSourceDriver UpdateRequest , inherited from IDataSourceDriver WriteRequest , inherited from IDataSourceDriver Structure: AssignCredentials (Method) CredentialsNeeded (Property) GetInterface (Method)

IDataSourceDriver3.AssignCredentials (METH) ¶ METHOD AssignCredentials : UDINT InOut: Scope Name Type Return AssignCredentials UDINT Input stUsername STRING stPassword STRING

IDataSourceDriver3.CredentialsNeeded (PROP) ¶ PROPERTY CredentialsNeeded : BOOL

IDataItemList.Count (PROP) ¶ PROPERTY Count : UDINT

IDataItemList.CreateAndAdd (METH) ¶ METHOD CreateAndAdd : UDINT InOut: Scope Name Type Return CreateAndAdd UDINT Input pstInstancePath POINTER TO BYTE Output createdItem IDataItem2

IDataItemList.GetItem (METH) ¶ METHOD GetItem : IDataItem2 InOut: Scope Name Type Return GetItem IDataItem2 Input udiIndex UDINT

IDataServer (ITF) ¶ INTERFACE IDataServer EXTENDS __SYSTEM.IQueryInterface Methods: AllItemsOk BeginDataConfiguration EndDataConfiguration GetItemInfo ReleaseData UseData Structure: AllItemsOk (Method) BeginDataConfiguration (Method) EndDataConfiguration (Method) GetItemInfo (Method) ReleaseData (Method) UseData (Method)

IDataServer.AllItemsOk (METH) ¶ METHOD AllItemsOk : UDINT This method will return ERR_OK when all active items of all datasources have the quality good else it will return ERR_DS_BADITEMS. It might return ERR_DS_MULTITASKING_LOCKED when it is currently not possible to have access to all datasources. In this case the client should call this method again later. InOut: Scope Name Type Return AllItemsOk UDINT

IDataServer.BeginDataConfiguration (METH) ¶ METHOD BeginDataConfiguration : UDINT InOut: Scope Name Type Return BeginDataConfiguration UDINT Input bBlocking BOOL

IDataServer.EndDataConfiguration (METH) ¶ METHOD EndDataConfiguration : UDINT InOut: Scope Name Type Return EndDataConfiguration UDINT