IPortableDeviceValues::GetGuidValue method

The GetGuidValue method retrieves a GUID value (type VT_CLSID) specified by a key.

Syntax

HRESULT GetGuidValue(
  [in]  REFPROPERTYKEY key,
  [out] GUID           *pValue
);

Parameters

key [in]

A REFPROPERTYKEY key that specifies the item to retrieve.

pValue [out]

Pointer to the retrieved GUID value.

Return value

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 a GUID type.
HRESULT_FROM_WIN32(ERROR_NOT_FOUND)	The property specified by key is not in the collection.

Examples

For an example of how to use this method, see Retrieving Supported Service Methods.

Requirements

Requirement	Value
Header	PortableDeviceTypes.h
Library	PortableDeviceGUIDs.lib

See also

IPortableDeviceValues Interface

IPortableDeviceValues::SetGuidValue

Retrieving Supported Service Methods

Retrieving the Rendering Capabilities Supported by a Device