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opc_ae.idl：源码内容
							// opc_ae.idl : IDL source for opc_aeps.dll
//
// REVISION:  05/25/99 09:32 AM (GMT)
// VERSIONINFO	1.0.5.0
// 
// This file will be processed by the MIDL tool to
// produce the type library (opc_ae.tlb) and marshalling code (opc_aeps.dll).
// The type library is embedded in the resource of opc_aeps.dll
#ifdef _WIN32
import "oaidl.idl";
import "ocidl.idl";
#else
import "vxidl.idl";
#endif
// define OPC Alarm & Events Component Categories
	[
		uuid(58E13251-AC87-11d1-84D5-00608CB8A7E9),
		helpstring("OPC Event Server Category ID (CATID)"),
		pointer_default(unique)
	]
	interface OPCEventServerCATID
	{
		// This empty interface is here so that 
		// IID_OPCEventServerCATID will be defined
	};
typedef DWORD OPCHANDLE;
typedef enum { OPCAE_BROWSE_UP = 1,
			OPCAE_BROWSE_DOWN, 
			OPCAE_BROWSE_TO
} OPCAEBROWSEDIRECTION;
typedef enum { OPC_AREA = 1,
			OPC_SOURCE
} OPCAEBROWSETYPE;
typedef enum { OPCAE_STATUS_RUNNING = 1,
			OPCAE_STATUS_FAILED,
			OPCAE_STATUS_NOCONFIG,
			OPCAE_STATUS_SUSPENDED,
			OPCAE_STATUS_TEST
} OPCEVENTSERVERSTATE;
typedef  struct tagONEVENTSTRUCT {
				WORD			wChangeMask;
				WORD			wNewState;
	[string]	LPWSTR 			szSource;
				FILETIME		ftTime;
	[string]	LPWSTR			szMessage;
				DWORD			dwEventType;
				DWORD			dwEventCategory;
				DWORD			dwSeverity; 
	[string]	LPWSTR			szConditionName;
	[string]	LPWSTR			szSubconditionName;
				WORD			wQuality;
				WORD			wReserved;		// added for natural alignment
				BOOL 			bAckRequired;
				FILETIME		ftActiveTime;
				DWORD			dwCookie;
				DWORD			dwNumEventAttrs;
	[size_is(dwNumEventAttrs)]	VARIANT*		pEventAttributes;
	[string]	LPWSTR			szActorID;
} ONEVENTSTRUCT;
typedef  struct tagOPCEVENTSERVERSTATUS {
	FILETIME 			ftStartTime;
	FILETIME 			ftCurrentTime;
	FILETIME 			ftLastUpdateTime;
	OPCEVENTSERVERSTATE	dwServerState;
	WORD				wMajorVersion;
	WORD				wMinorVersion;
	WORD				wBuildNumber;
	WORD				wReserved;		// added for natural alignment
	[string]	LPWSTR		szVendorInfo;
} OPCEVENTSERVERSTATUS;
typedef  struct tagOPCCONDITIONSTATE {
	WORD	wState;
	WORD	wReserved1;		// added for natural alignment
	LPWSTR 	szActiveSubCondition;
	LPWSTR	szASCDefinition;
	DWORD	dwASCSeverity;
	LPWSTR	szASCDescription;
	WORD	wQuality;
	WORD	wReserved2;		// added for natural alignment
	FILETIME	ftLastAckTime;
	FILETIME	ftSubCondLastActive;
	FILETIME	ftCondLastActive;
	FILETIME	ftCondLastInactive;
	LPWSTR	szAcknowledgerID;
	LPWSTR	szComment;
	DWORD	dwNumSCs;
	[size_is (dwNumSCs)] LPWSTR * pszSCNames;
	[size_is (dwNumSCs)] LPWSTR * pszSCDefinitions;
	[size_is (dwNumSCs)] DWORD  * pdwSCSeverities;
	[size_is (dwNumSCs)] LPWSTR * pszSCDescriptions;
	DWORD	dwNumEventAttrs;
	[size_is(dwNumEventAttrs)]	VARIANT*		pEventAttributes;
	[size_is(dwNumEventAttrs)]	HRESULT*		pErrors;
} OPCCONDITIONSTATE;
	[
		uuid(65168851-5783-11D1-84A0-00608CB8A7E9),
	
		helpstring("IOPCEventServer Interface"),
		pointer_default(unique)
	]
	interface IOPCEventServer : IUnknown
	{
		HRESULT GetStatus(
			[out] OPCEVENTSERVERSTATUS **ppEventServerStatus
			);
		HRESULT CreateEventSubscription(
			[in] BOOL bActive,
			[in] DWORD dwBufferTime, 
			[in] DWORD dwMaxSize,
			[in] OPCHANDLE hClientSubscription,
			[in] REFIID riid,
			[out, iid_is(riid)] LPUNKNOWN * ppUnk,
			[out] DWORD *pdwRevisedBufferTime,
			[out] DWORD *pdwRevisedMaxSize
			);
		HRESULT QueryAvailableFilters(
			[out] DWORD* pdwFilterMask
			);
		HRESULT QueryEventCategories(
			[in]  DWORD  dwEventType,	
			[out] DWORD* pdwCount, 
			[out, size_is(,*pdwCount)] DWORD** ppdwEventCategories,
			[out, size_is(,*pdwCount)] LPWSTR** ppszEventCategoryDescs
 			);
		HRESULT QueryConditionNames(
			[in]  DWORD  dwEventCategory, 
			[out] DWORD* pdwCount, 
			[out, size_is(,*pdwCount)] LPWSTR** ppszConditionNames
			);
		HRESULT QuerySubConditionNames(
			[in]  LPWSTR szConditionName, 
			[out] DWORD* pdwCount, 
			[out, size_is(,*pdwCount)] LPWSTR** ppszSubConditionNames
 			);
		HRESULT QuerySourceConditions(
			[in]  LPWSTR szSource, 
			[out] DWORD* pdwCount, 
			[out, size_is(,*pdwCount)] LPWSTR** ppszConditionNames
 			);
	
		HRESULT QueryEventAttributes(
			[in]  DWORD dwEventCategory, 
			[out] DWORD* pdwCount, 
			[out, size_is(,*pdwCount)] DWORD** ppdwAttrIDs,
			[out, size_is(,*pdwCount)] LPWSTR** ppszAttrDescs,
			[out, size_is(,*pdwCount)] VARTYPE** ppvtAttrTypes
			);
		HRESULT TranslateToItemIDs(
			[in] LPWSTR szSource,
			[in] DWORD dwEventCategory,
 			[in] LPWSTR szConditionName,
 			[in] LPWSTR szSubconditionName,
			[in] DWORD  dwCount, 
			[in, size_is(dwCount)] DWORD* pdwAssocAttrIDs, 
			[out, size_is(,dwCount)] LPWSTR** ppszAttrItemIDs,
			[out, size_is(,dwCount)] LPWSTR** ppszNodeNames,
			[out, size_is(,dwCount)] CLSID** ppCLSIDs
			);
		HRESULT GetConditionState (
			[in]  LPWSTR szSource,
			[in]  LPWSTR szConditionName,
			[in]  DWORD dwNumEventAttrs,
			[in, size_is(dwNumEventAttrs)] DWORD* pdwAttributeIDs,
			[out] OPCCONDITIONSTATE ** ppConditionState
			);
		HRESULT EnableConditionByArea(
			[in] DWORD dwNumAreas, 
			[in, size_is(dwNumAreas)] LPWSTR* pszAreas
			);
		HRESULT EnableConditionBySource(
			[in] DWORD dwNumSources, 
			[in, size_is(dwNumSources)] LPWSTR* pszSources
			);
		HRESULT DisableConditionByArea(
			[in] DWORD dwNumAreas, 
			[in, size_is(dwNumAreas)] LPWSTR* pszAreas
			);
		HRESULT DisableConditionBySource(
			[in] DWORD dwNumSources, 
			[in, size_is(dwNumSources)] LPWSTR* pszSources
			);
		HRESULT AckCondition(
			[in] DWORD dwCount,
			[in, string] LPWSTR szAcknowledgerID ,
			[in, string] LPWSTR szComment ,
			[in, size_is(dwCount)] LPWSTR* pszSource,
			[in, size_is(dwCount)] LPWSTR* pszConditionName,
			[in, size_is(dwCount)] FILETIME* pftActiveTime,
			[in, size_is(dwCount)] DWORD* pdwCookie,
			[out, size_is(,dwCount)] HRESULT **ppErrors 
			);
		HRESULT CreateAreaBrowser(
			[in] REFIID riid,
			[out, iid_is(riid)] LPUNKNOWN* ppUnk
			);
	};
	[
	
		uuid(65168855-5783-11D1-84A0-00608CB8A7E9),
	
		helpstring("IOPCEventSubscriptionMgt Interface"),
		pointer_default(unique)
	]
	interface IOPCEventSubscriptionMgt : IUnknown
	{
		HRESULT SetFilter(	
			[in] DWORD  dwEventType, 
			[in] DWORD dwNumCategories,		
			[in, size_is(dwNumCategories)] DWORD* pdwEventCategories, 
			[in] DWORD dwLowSeverity,
			[in] DWORD dwHighSeverity,
			[in] DWORD dwNumAreas,		
			[in, size_is(dwNumAreas)] LPWSTR* pszAreaList,
			[in] DWORD dwNumSources,
			[in, size_is(dwNumSources)] LPWSTR* pszSourceList
			);
		HRESULT GetFilter(	
			[out] DWORD* pdwEventType, 
			[out] DWORD* pdwNumCategories,		
			[out, size_is(,*pdwNumCategories)] DWORD** ppdwEventCategories, 
			[out] DWORD* pdwLowSeverity,
			[out] DWORD* pdwHighSeverity,
			[out] DWORD* pdwNumAreas,		
			[out, size_is(,*pdwNumAreas)] LPWSTR** ppszAreaList,
			[out] DWORD* pdwNumSources,
			[out, size_is(,*pdwNumSources)] LPWSTR** ppszSourceList
			);
		HRESULT SelectReturnedAttributes(	
			[in] DWORD dwEventCategory,		
			[in] DWORD dwCount,		
			[in, size_is(dwCount)] DWORD* dwAttributeIDs
			);
		HRESULT GetReturnedAttributes(	
			[in]  DWORD dwEventCategory,		
			[out] DWORD * pdwCount,		
			[out, size_is(,*pdwCount)] DWORD** ppdwAttributeIDs
		);
		HRESULT Refresh(
			[in] DWORD dwConnection
			);
		HRESULT CancelRefresh(
			[in] DWORD dwConnection
			);
		HRESULT GetState(
			[out] BOOL	* pbActive, 
			[out] DWORD * pdwBufferTime,  
			[out] DWORD * pdwMaxSize,
			[out] OPCHANDLE * phClientSubscription
			);
		HRESULT SetState( 
			[unique, in] BOOL *  pbActive, 
			[unique, in] DWORD * pdwBufferTime,
			[unique, in] DWORD * pdwMaxSize,
			[in] OPCHANDLE hClientSubscription,
			[out] DWORD * pdwRevisedBufferTime,
			[out] DWORD * pdwRevisedMaxSize
			);
	};
	[
	
		uuid(65168857-5783-11D1-84A0-00608CB8A7E9),
	
		helpstring("IOPCEventAreaBrowser Interface"),
		pointer_default(unique)
	]
	interface IOPCEventAreaBrowser : IUnknown
	{
		HRESULT ChangeBrowsePosition(
    		[in]  OPCAEBROWSEDIRECTION dwBrowseDirection,  
    		[in, string] LPCWSTR  szString
			);
		HRESULT BrowseOPCAreas(
    		[in] OPCAEBROWSETYPE   dwBrowseFilterType,
    		[in, string] LPCWSTR  szFilterCriteria,  
    		[out] LPENUMSTRING  * ppIEnumString
			);  
		HRESULT GetQualifiedAreaName( 
			[in] LPCWSTR szAreaName,
			[out, string] LPWSTR *pszQualifiedAreaName
			);
		HRESULT GetQualifiedSourceName( 
			[in] LPCWSTR szSourceName,
			[out, string] LPWSTR *pszQualifiedSourceName
			);
	};
	[
	
		uuid(6516885F-5783-11D1-84A0-00608CB8A7E9),
	
		helpstring("IOPCEventSink Interface"),
		pointer_default(unique)
	]
	interface IOPCEventSink : IUnknown
	{
		HRESULT OnEvent(
			[in] OPCHANDLE hClientSubscription,
			[in] BOOL bRefresh,
			[in] BOOL bLastRefresh,
			[in] DWORD dwCount,
			[in, size_is(dwCount)] ONEVENTSTRUCT* pEvents
			);
	};
[
	uuid(65168844-5783-11D1-84A0-00608CB8A7E9),
	version(1.0),
	helpstring("opc_ae 1.0 Type Library")
]
library OPC_AE
{
	importlib("stdole32.tlb");
	importlib("stdole2.tlb");
	interface IOPCEventServer;
	interface IOPCEventSubscriptionMgt;
	interface IOPCEventAreaBrowser;
	interface IOPCEventSink;
	interface OPCEventServerCATID;
};

						