windows-nt/Source/XPSP1/NT/inetsrv/query/fsci/indexing/ilangres.cxx
2020-09-26 16:20:57 +08:00

86 lines
2.1 KiB
C++

//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1998.
//
// File: ilangres.cxx
//
// Contents: CLanguageResourceInterface - an object to expose ICiCLangRes
//
// Classes: CLanguageResourceInterface
//
// History: 2-14-97 mohamedn created
//
//----------------------------------------------------------------------------
#include <pch.cxx>
#pragma hdrstop
#include <ilangres.hxx>
//+---------------------------------------------------------------------------
//
// Member: CLanguageResourceInterface::QueryInterface
//
// Synopsis: Supports IID_IUnknown, IID_ICiCLangRes
//
// History: 2-14-97 mohamedn ICiCLangRes
//
//----------------------------------------------------------------------------
STDMETHODIMP CLanguageResourceInterface::QueryInterface(
REFIID riid,
void **ppvObject)
{
Win4Assert( 0 != ppvObject );
if ( IID_ICiCLangRes == riid )
*ppvObject = (void *)((ICiCLangRes *)this);
else if ( IID_IUnknown == riid )
*ppvObject = (void *)((IUnknown *) (ICiCLangRes *)this);
else
{
*ppvObject = 0;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
} //QueryInterface
//+---------------------------------------------------------------------------
//
// Member: CLanguageResourceInterface::AddRef
//
// History: 2-14-97 mohamedn ICiCLangRes
//
//----------------------------------------------------------------------------
STDMETHODIMP_(ULONG) CLanguageResourceInterface::AddRef()
{
return InterlockedIncrement(&_refCount);
} //AddRef
//+---------------------------------------------------------------------------
//
// Member: CLanguageResourceInterface::Release
//
// History: 2-14-97 mohamedn ICiCLangRes
//
//----------------------------------------------------------------------------
STDMETHODIMP_(ULONG) CLanguageResourceInterface::Release()
{
Win4Assert( _refCount > 0 );
LONG refCount = InterlockedDecrement(&_refCount);
if ( refCount <= 0 )
delete this;
return (ULONG) refCount;
} //Release