IWDTFSimpleIOEx2::Open method

Opens the device.

Syntax


HRESULT Open(
  [out, retval]  VARIANT_BOOL *pResult
);

Parameters

pResult [out, retval]

True if the operation succeeds; otherwise, false.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

You should call the Open method before calling the IWDTFSimpleIOEx2::PerformIO method.

Requirements

Minimum supported client

Windows XP Professional

Minimum supported server

Windows Server 2008

Namespace

Microsoft.WDTF

Assembly

WDTFInterfaces.Interop.dll

Header

WDTFInterfaces.h

IDL

WDTFInterfaces.idl

See also

IWDTFSimpleIOEx2

 

 

Send comments about this topic to Microsoft

Show:
© 2014 Microsoft