Leaked source code of windows server 2003
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//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1997 - 1998.
//
// File: isrchcf.cxx
//
// Contents: Contains the implementation of ICiControl interface.
//
// History: 1-17-97 srikants Created
//
//----------------------------------------------------------------------------
#include <pch.cxx>
#pragma hdrstop
#include <isrchcf.hxx>
#include <isearch.hxx>
const GUID clsidISearchCreator = CLSID_ISearchCreator;
extern long gulcInstances;
//+---------------------------------------------------------------------------
//
// Member: CCiISearchCreator::QueryInterface
//
// Synopsis: Returns interfaces to IID_IUknown, IID_ICiControl
//
// History: 01-17-97 srikants Created
//
//----------------------------------------------------------------------------
STDMETHODIMP CCiISearchCreator::QueryInterface(
REFIID riid,
void **ppvObject)
{
Win4Assert( 0 != ppvObject );
if ( IID_ICiISearchCreator == riid )
*ppvObject = (void *)((ICiISearchCreator *)this);
else if ( IID_IUnknown == riid )
*ppvObject = (void *)((IUnknown *) (ICiISearchCreator *) this);
else
{
*ppvObject = 0;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
} //QueryInterface
//+---------------------------------------------------------------------------
//
// Member: CCiISearchCreator::AddRef
//
// History: 01-17-97 srikants Created
//
//----------------------------------------------------------------------------
STDMETHODIMP_(ULONG) CCiISearchCreator::AddRef()
{
return InterlockedIncrement(&_refCount);
} //AddRef
//+---------------------------------------------------------------------------
//
// Member: CCiISearchCreator::Release
//
// History: 01-17-97 srikants Created
//
//----------------------------------------------------------------------------
STDMETHODIMP_(ULONG) CCiISearchCreator::Release()
{
Win4Assert( _refCount > 0 );
LONG refCount = InterlockedDecrement(&_refCount);
if ( refCount <= 0 )
delete this;
return refCount;
} //Release
//+---------------------------------------------------------------------------
//
// Member: CCiISearchCreator::CreateISearch
//
// Synopsis: Creates an object and returns its ISearch interface.
//
// Arguments: [pRst] - [in] The Restriction
// [pILangRes] - [in] Language resources to use
// [pIOpenedDoc] - [in] The "opened document"
// [ppISearch] - [out] If successful, the ISearch interface
//
// Returns: S_OK if successful; Error code otherwise.
//
// History: 2-26-97 srikants Created
//
//----------------------------------------------------------------------------
STDMETHODIMP CCiISearchCreator::CreateISearch(
DBCOMMANDTREE * pRst,
ICiCLangRes * pILangRes,
ICiCOpenedDoc * pIOpenedDoc,
ISearchQueryHits ** ppISearch )
{
if ( 0 == pRst || 0 == pILangRes || 0 == ppISearch )
return E_INVALIDARG;
*ppISearch = 0;
SCODE sc = S_OK;
TRY
{
CSearch * pSearch = new CSearch( pRst, pILangRes, pIOpenedDoc );
*ppISearch = pSearch;
}
CATCH( CException, e )
{
ciDebugOut(( DEB_ERROR, "Failed to create CCiManager. Error (0x%X)\n",
e.GetErrorCode() ));
sc = e.GetErrorCode();
}
END_CATCH
return sc;
}
//+---------------------------------------------------------------------------
//
// Construction and destruction
//
//----------------------------------------------------------------------------
//+-------------------------------------------------------------------------
//
// Method: CCiISearchCreatorCF::CCiISearchCreatorCF
//
// Synopsis: Storage Filter Object class factory constructor
//
// History: 17-Jan-1997 Srikants Created
//
//+-------------------------------------------------------------------------
CCiISearchCreatorCF::CCiISearchCreatorCF()
: _RefCount( 1 )
{
InterlockedIncrement( &gulcInstances );
}
//+-------------------------------------------------------------------------
//
// Method: CCiISearchCreatorCF::~CCiISearchCreatorCF
//
// Synopsis: Storage Filter Object class factory destructor
//
// History: 6-Jan-1997 Srikants Created
//
//--------------------------------------------------------------------------
CCiISearchCreatorCF::~CCiISearchCreatorCF()
{
Win4Assert( _RefCount == 0);
Win4Assert( gulcInstances != 0 );
InterlockedDecrement( &gulcInstances );
}
//+---------------------------------------------------------------------------
//
// IUnknown method implementations
//
//----------------------------------------------------------------------------
//+-------------------------------------------------------------------------
//
// Method: CCiISearchCreatorCF::AddRef
//
// Synopsis: Increments refcount
//
// History: 17-Jan-1997 Srikants Created
//
//--------------------------------------------------------------------------
ULONG STDMETHODCALLTYPE CCiISearchCreatorCF::AddRef()
{
return InterlockedIncrement( &_RefCount );
}
//+-------------------------------------------------------------------------
//
// Method: CCiISearchCreatorCF::Release
//
// Synopsis: Decrement refcount. Delete if necessary.
//
// History: 6-Jan-1997 Srikants Created
//
//--------------------------------------------------------------------------
ULONG STDMETHODCALLTYPE CCiISearchCreatorCF::Release()
{
Win4Assert( _RefCount != 0 );
LONG RefCount = InterlockedDecrement( &_RefCount );
if ( RefCount <= 0 )
delete this;
return (ULONG) RefCount;
} // Release
//+-------------------------------------------------------------------------
//
// Method: CCiISearchCreatorCF::QueryInterface
//
// Synopsis: Rebind to other interface
//
// Arguments: [riid] -- IID of new interface
// [ppvObject] -- New interface * returned here
//
// Returns: S_OK if bind succeeded, E_NOINTERFACE if bind failed
//
// History: 17-Jan-1997 Srikants Created
//
//--------------------------------------------------------------------------
STDMETHODIMP CCiISearchCreatorCF::QueryInterface(
REFIID riid,
PVOID* ppvObject )
{
Win4Assert( 0 != ppvObject );
*ppvObject = 0;
if ( IID_IUnknown == riid )
*ppvObject = (PVOID) ((IUnknown *) this );
else if ( IID_IClassFactory == riid)
*ppvObject = (PVOID) ((IClassFactory *) this );
else
return E_NOINTERFACE;
AddRef( );
return S_OK;
}
//+-------------------------------------------------------------------------
//
// Method: CCiISearchCreatorCF::CreateInstance
//
// Synopsis: Create new CStorageFilterObject instance
//
// Arguments: [pUnkOuter] -- 'Outer' IUnknown; IGNORED
// [riid] -- Interface to bind
// [ppvObject] -- Interface returned here
//
// History: 17-Jan-1997 Srikants Created
//
//--------------------------------------------------------------------------
STDMETHODIMP CCiISearchCreatorCF::CreateInstance(
IUnknown * pUnkOuter,
REFIID riid,
PVOID * ppvObject )
{
if ( 0 != pUnkOuter )
return ResultFromScode( CLASS_E_NOAGGREGATION );
CCiISearchCreator * pObject = 0;
SCODE sc = S_OK;
TRANSLATE_EXCEPTIONS;
TRY
{
//
// Create the new object
//
pObject = new CCiISearchCreator;
//
// Obtain the new interface
//
sc = pObject->QueryInterface( riid , ppvObject );
//
// Regardless of whether the QueryInterface succeeded, we
// release the object.
//
pObject->Release();
}
CATCH(CException, e)
{
Win4Assert( 0 == pObject );
switch( e.GetErrorCode() )
{
case E_OUTOFMEMORY:
sc = (E_OUTOFMEMORY);
break;
default:
sc = (E_UNEXPECTED);
}
}
END_CATCH;
UNTRANSLATE_EXCEPTIONS;
return sc;
}
//+-------------------------------------------------------------------------
//
// Method: CCiISearchCreatorCF::LockServer
//
// Synopsis: Force class factory to remain loaded
//
// Arguments: [fLock] -- TRUE if locking, FALSE if unlocking
//
// Returns: S_OK
//
// History: 17-Jan-1997 Srikants Created
//
//--------------------------------------------------------------------------
STDMETHODIMP CCiISearchCreatorCF::LockServer( BOOL fLock )
{
if (fLock)
InterlockedIncrement( &gulcInstances );
else
InterlockedDecrement( &gulcInstances );
return S_OK;
}