114 lines
3 KiB
C++
114 lines
3 KiB
C++
/*******************************************************************************
|
|
*
|
|
* (C) COPYRIGHT MICROSOFT CORP., 1997
|
|
*
|
|
* TITLE: CFactory.h
|
|
*
|
|
* VERSION: 2.0
|
|
*
|
|
* AUTHOR: ReedB
|
|
*
|
|
* DATE: 26 Dec, 1997
|
|
*
|
|
* DESCRIPTION:
|
|
* Declarations and definitions for Class factory.
|
|
*
|
|
*******************************************************************************/
|
|
|
|
typedef HRESULT (*FPCREATEINSTANCE)(const IID& iid, void** ppv);
|
|
|
|
// FACTORY_DATA - Information CFactory needs to create a component
|
|
|
|
typedef struct _FACTORY_DATA
|
|
{
|
|
FPCREATEINSTANCE CreateInstance; // Pointer to creating function.
|
|
IClassFactory* pIClassFactory; // Pointer to running class factory.
|
|
DWORD dwRegister; // ID for running object.
|
|
|
|
const CLSID* pclsid; // The class ID for the component.
|
|
const GUID* plibid; // Type library ID.
|
|
|
|
// Registry strings:
|
|
|
|
LPCTSTR szRegName; // Name of the component.
|
|
LPCTSTR szProgID; // Program ID.
|
|
LPCTSTR szVerIndProgID; // Version-independent program ID.
|
|
LPCTSTR szService; // Name of service.
|
|
|
|
} FACTORY_DATA, *PFACTORY_DATA;
|
|
|
|
// Class Factory
|
|
|
|
class CFactory : public IClassFactory
|
|
{
|
|
public:
|
|
// IUnknown
|
|
virtual HRESULT __stdcall QueryInterface(const IID& iid, void** ppv) ;
|
|
virtual ULONG __stdcall AddRef() ;
|
|
virtual ULONG __stdcall Release() ;
|
|
|
|
// IClassFactory
|
|
virtual HRESULT __stdcall CreateInstance(IUnknown* pUnknownOuter,
|
|
const IID& iid,
|
|
void** ppv) ;
|
|
|
|
virtual HRESULT __stdcall LockServer(BOOL bLock) ;
|
|
|
|
// Constructor - Pass pointer to data of component to create.
|
|
CFactory(const PFACTORY_DATA pFactoryData);
|
|
|
|
// Destructor
|
|
~CFactory() { }
|
|
|
|
// Static FactoryData support functions
|
|
|
|
// Helper function for CanUnloadNow
|
|
static BOOL IsLocked()
|
|
{ return (s_cServerLocks > 0) ;}
|
|
|
|
// Functions to [un]register all components
|
|
static HRESULT RegisterUnregisterAll(
|
|
PFACTORY_DATA pFactoryData,
|
|
UINT uiFactoryDataCount,
|
|
BOOLEAN bRegister,
|
|
BOOLEAN bOutProc);
|
|
|
|
// Function to determine if component can be unloaded
|
|
static HRESULT CanUnloadNow() ;
|
|
|
|
// Out-of-process server support
|
|
|
|
static BOOL StartFactories(
|
|
PFACTORY_DATA pFactoryData,
|
|
UINT uiFactoryDataCount);
|
|
|
|
static void StopFactories(
|
|
PFACTORY_DATA pFactoryData,
|
|
UINT uiFactoryDataCount);
|
|
|
|
static DWORD s_dwThreadID ;
|
|
|
|
// Shut down the application.
|
|
static void CloseExe()
|
|
{
|
|
if (CanUnloadNow() == S_OK)
|
|
{
|
|
::PostThreadMessage(s_dwThreadID, WM_QUIT, 0, 0) ;
|
|
}
|
|
}
|
|
|
|
public:
|
|
// Reference Count
|
|
LONG m_cRef ;
|
|
|
|
// Pointer to information about class this factory creates
|
|
PFACTORY_DATA m_pFactoryData;
|
|
|
|
// Count of locks
|
|
static LONG s_cServerLocks;
|
|
|
|
// Module handle
|
|
static HMODULE s_hModule;
|
|
} ;
|
|
|