Windows apps
Collapse the table of content
Expand the table of content
Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

IPortableDeviceValues::GetFloatValue method

The GetFloatValue method retrieves a FLOAT value (type VT_R4) specified by a key.

Syntax


HRESULT GetFloatValue(
  [in]  REFPROPERTYKEY key,
  [out] FLOAT          *pValue
);

Parameters

key [in]

A REFPROPERTYKEY key that specifies the item to retrieve.

pValue [out]

Pointer to the retrieved FLOAT 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 FLOAT type.

E_PROP_ID_UNSUPPORTED

The property specified by key is not in the collection.

 

Requirements

Header

PortableDeviceTypes.h

Library

PortableDeviceGUIDs.lib

See also

IPortableDeviceValues Interface
IPortableDeviceValues::SetFloatValue

 

 

Community Additions

Show:
© 2017 Microsoft