C / C++ / MFC

BOOL DOMDocSaveLocation()
{
   BOOL bResult = FALSE;
   IXMLDOMDocument *pIXMLDOMDocument = NULL;
   HRESULT hr;

   try
   {
      _variant_t varString = _T("D:\\sample.xml");
      // Initialize pIXMLDOMDocument (create a DOMDocument).
      // Load document.
      hr = pIXMLDOMDocument->save(varString);
      if(SUCCEEDED(hr))
         bResult = TRUE;
   }
   catch(...)
   {
      DisplayErrorToUser();
   // Release the IXMLDOMDocument interface.
   }
   // Release the IXMLDOMDocument interface when finished with it.
   return bResult;
}

#import "[path_to_installed_dll]/PasSDK.dll"
typedef _com_ptr_t<_com_IIID<passdk::_pastelpartnersdk,> > PastelPtr;

PastelPtr pPtr(__uuidof(PasSDK::_PastelPartnerSDKPtr));