windows-nt/Source/XPSP1/NT/com/oleutest/balls/common/cubescf.cxx
2020-09-26 16:20:57 +08:00

143 lines
3.2 KiB
C++

//+-------------------------------------------------------------------
//
// File: cubescf.cxx
//
// Contents: test class factory object implementation
//
// Classes: CCubesClassFactory
//
// Functions:
//
// History: 23-Nov-92 Rickhi Created
//
//--------------------------------------------------------------------
#include <pch.cxx>
#pragma hdrstop
#include <cubescf.hxx> // class definiton
#include <ccubes.hxx> // CCubes defines
const GUID CLSID_Cubes =
{0x0000013b,0x0001,0x0008,{0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46}};
//+-------------------------------------------------------------------
//
// Member: CCubesClassFactory::CCubesClassFactory, public
//
// Algorithm:
//
// History: 23-Nov-92 Rickhi Created
//
//--------------------------------------------------------------------
CCubesClassFactory::CCubesClassFactory(void)
{
ENLIST_TRACKING(CCubesClassFactory);
}
//+-------------------------------------------------------------------
//
// Member: CCubesClassFactory::~CCubesClassFactory, public
//
// Algorithm:
//
// History: 23-Nov-92 Rickhi Created
//
//--------------------------------------------------------------------
CCubesClassFactory::~CCubesClassFactory(void)
{
// automatic actions do the rest of the work
}
//+-------------------------------------------------------------------
//
// Member: CCubesClassFactory::QueryInterface, public
//
// Algorithm: if the interface is not one implemented by us,
// pass the request to the proxy manager
//
// History: 23-Nov-92 Rickhi Created
//
//--------------------------------------------------------------------
STDMETHODIMP CCubesClassFactory::QueryInterface(REFIID riid, void **ppUnk)
{
SCODE sc = S_OK;
if (IsEqualIID(riid, IID_IUnknown) ||
IsEqualIID(riid, IID_IClassFactory))
{
*ppUnk = (void *)(IClassFactory *) this;
AddRef();
}
else
{
*ppUnk = NULL;
sc = E_NOINTERFACE;
}
return sc;
}
//+-------------------------------------------------------------------
//
// Member: CCubesClassFactory::CreateInstance, public
//
// Synopsis: create a new object with the same class
//
// History: 23-Nov-92 Rickhi Created
//
//--------------------------------------------------------------------
STDMETHODIMP CCubesClassFactory::CreateInstance(IUnknown *punkOuter,
REFIID riid,
void **ppunkObject)
{
SCODE sc = E_OUTOFMEMORY;
*ppunkObject = NULL; // in case of failure
// create a Cube object.
ICube *pCubes = (ICube *) new CCube();
if (pCubes)
{
// get the interface the caller wants to use
sc = pCubes->QueryInterface(riid, ppunkObject);
// release our hold on the Cube, since the QI got a hold for
// the client.
pCubes->Release();
}
return sc;
}
//+-------------------------------------------------------------------
//
// Member: CCubesClassFactory::LockServer, public
//
// Synopsis: create a new object with the same class
//
// History: 23-Nov-92 Rickhi Created
//
//--------------------------------------------------------------------
STDMETHODIMP CCubesClassFactory::LockServer(BOOL fLock)
{
if (fLock)
GlobalRefs(TRUE);
else
GlobalRefs(FALSE);
return S_OK;
}