pascalSCADA OPM: psOPCDA: Interface IOPCAsyncIO2

Pascal SCADA OPM

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Interface IOPCAsyncIO2

Description

Hierarchy

Fields

Methods

Properties

Unit

psOPCDA

Declaration

type IOPCAsyncIO2 = interface(IUnknown)

Description

*********************************************************************// Interface: IOPCAsyncIO2 GUID: {39C13A71-011E-11D0-9675-0020AFD8ADB3} *********************************************************************//

Attributes

GUID['{39C13A71-011E-11D0-9675-0020AFD8ADB3}']

Hierarchy

IUnknown
IOPCAsyncIO2

Overview

Methods

	`function Read( dwCount: DWORD; phServer: POPCHANDLEARRAY; dwTransactionID: DWORD; out pdwCancelID: DWORD; out ppErrors: PResultList): HResult; stdcall;`
	`function Write( dwCount: DWORD; phServer: POPCHANDLEARRAY; pItemValues: POleVariantArray; dwTransactionID: DWORD; out pdwCancelID: DWORD; out ppErrors: PResultList): HResult; stdcall;`
	`function Refresh2( dwSource: OPCDATASOURCE; dwTransactionID: DWORD; out pdwCancelID: DWORD): HResult; stdcall;`
	`function Cancel2( dwCancelID: DWORD): HResult; stdcall;`
	`function SetEnable( bEnable: BOOL): HResult; stdcall;`
	`function GetEnable( out pbEnable: BOOL): HResult; stdcall;`

Description

Methods

	`function Read( dwCount: DWORD; phServer: POPCHANDLEARRAY; dwTransactionID: DWORD; out pdwCancelID: DWORD; out ppErrors: PResultList): HResult; stdcall;`

	`function Write( dwCount: DWORD; phServer: POPCHANDLEARRAY; pItemValues: POleVariantArray; dwTransactionID: DWORD; out pdwCancelID: DWORD; out ppErrors: PResultList): HResult; stdcall;`

	`function Refresh2( dwSource: OPCDATASOURCE; dwTransactionID: DWORD; out pdwCancelID: DWORD): HResult; stdcall;`

	`function Cancel2( dwCancelID: DWORD): HResult; stdcall;`

	`function SetEnable( bEnable: BOOL): HResult; stdcall;`

	`function GetEnable( out pbEnable: BOOL): HResult; stdcall;`

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