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IPortableDeviceValues::GetUnsignedIntegerValue method

The GetUnsignedIntegerValue method retrieves a ULONG value (type VT_UI4) specified by a key.

Syntax


HRESULT GetUnsignedIntegerValue(
  [in]  REFPROPERTYKEY key,
  [out] ULONG          *pValue
);

Parameters

key [in]

A REFPROPERTYKEY key that specifies the item to retrieve.

pValue [out]

Pointer to the retrieved ULONG value.

Return value

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

Return codeDescription
S_OK

The method succeeded.

DISP_E_TYPEMISMATCH

The property specified by key is not a ULONG 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 Events.

Requirements

Header

PortableDeviceTypes.h

Library

PortableDeviceGUIDs.lib

See also

IPortableDeviceValues Interface
IPortableDeviceValues::SetUnsignedIntegerValue
Retrieving Supported Service Events
Retrieving Supported Service Methods
Retrieving the Rendering Capabilities Supported by a Device

 

 

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