IRsDataObjFactory Interface Reference

Inherits IUnknown.

List of all members.

Public Member Functions
HRESULT	CreateInstance ([in] const IID *piid,[out, retval] IRsDataObject **ppDataObj)
HRESULT	CreateAggInstance ([in] IUnknown *pUnkOuter,[in] REFIID riid,[out] IUnknown **ppvObject)
HRESULT	EnumDataObjDesc ([out, retval] IRsEnumDataObjDesc **ppEnumDataObjDesc)

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Detailed Description

Interface for factory for data objects.

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Member Function Documentation

HRESULT IRsDataObjFactory::CreateInstance	(	[in] const IID *	piid,
		[out, retval] IRsDataObject **	ppDataObj
	)

Creates an uninitialized data object.

Parameters:

piid

[in] Pointer to the identifier of the data object.

Returns:

ppDataObj [out,retval] .

This method supports the standard return values E_INVALIDARG, E_OUTOFMEMORY, and E_UNEXPECTED, as well as the following:

S_OK The specified object was created.

E_NOTIMPL This data object factory does not support instancing data object.

HRESULT IRsDataObjFactory::CreateAggInstance	(	[in] IUnknown *	pUnkOuter,
		[in] REFIID	riid,
		[out] IUnknown **	ppvObject
	)

Creates an uninitialized data object that is part of an aggregate.

Parameters:

	pUnkOuter	[in] Pointer to the controlling IUnknown interface of the aggregate .
	riid	[in] Reference to the identifier of the node.
	ppvObject	[out] .

Returns:

This method supports the standard return values E_INVALIDARG, E_OUTOFMEMORY, and E_UNEXPECTED, as well as the following:

S_OK The specified object was created.

E_NOTIMPL This node factory does not support instancing aggregated data objects.

HRESULT IRsDataObjFactory::EnumDataObjDesc

(

[out, retval] IRsEnumDataObjDesc **

ppEnumDataObjDesc

)

Enumerates data object's descriptors of current factory object

Returns:

ppEnumDataObjDesc [out,retval] Pointer to an IRsEnumDataObjDesc interface.

S_OK Method succeeded.

E_NOTIMPL This data object factory does not support enumeration of Data object's descriptors.