IPortableDeviceValues::GetIPortableDeviceKeyCollectionValue

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IPortableDeviceValues::GetIPortableDeviceKeyCollectionValue

The GetIPortableDeviceKeyCollectionValue method retrieves an IPortableDeviceKeyCollection value (type VT_UNKNOWN) specified by a key.

Syntax

  HRESULT GetIPortableDeviceKeyCollectionValue(
  REFPROPERTYKEY  key,
  IPortableDeviceKeyCollection**  ppValue
);

Parameters

key

[in]  A REFPROPERTYKEY key that specifies the item to retrieve.

ppValue

[out]  Pointer to the retrieved IPortableDeviceKeyCollection interface pointer. The caller is responsible for calling Release on the retrieved interface.

Return Values

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return code Description
S_OK The method succeeded.
DISP_E_TYPEMISMATCH The property specified by key is not an IPortableDeviceKeyCollection interface.
HRESULT_FROM_WIN32(ERROR_NOT_FOUND) The property specified by key is not in the collection.

Requirements

Header: Defined in PortableDeviceTypes.h

Library: PortableDeviceGUIDs.lib

See Also

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