Sweden-Number/dlls/avifil32/comentry.c

143 lines
3.3 KiB
C

/*
* Copyright 2001 Hidenori TAKESHIMA <hidenori@a2.ctktv.ne.jp>
*/
#include <string.h>
#include <stdio.h>
#include <assert.h>
#include "winbase.h"
#include "winnls.h"
#include "mmsystem.h"
#include "winerror.h"
#include "ole2.h"
#include "vfw.h"
#include "debugtools.h"
#include "avifile_private.h"
DEFAULT_DEBUG_CHANNEL(avifile);
static HRESULT WINAPI
IClassFactory_fnQueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj);
static ULONG WINAPI IClassFactory_fnAddRef(LPCLASSFACTORY iface);
static ULONG WINAPI IClassFactory_fnRelease(LPCLASSFACTORY iface);
static HRESULT WINAPI IClassFactory_fnCreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj);
static HRESULT WINAPI IClassFactory_fnLockServer(LPCLASSFACTORY iface,BOOL dolock);
static ICOM_VTABLE(IClassFactory) iclassfact =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
IClassFactory_fnQueryInterface,
IClassFactory_fnAddRef,
IClassFactory_fnRelease,
IClassFactory_fnCreateInstance,
IClassFactory_fnLockServer
};
typedef struct
{
/* IUnknown fields */
ICOM_VFIELD(IClassFactory);
DWORD ref;
} IClassFactoryImpl;
static IClassFactoryImpl AVIFILE_GlobalCF = {&iclassfact, 0 };
static HRESULT WINAPI
IClassFactory_fnQueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
{
ICOM_THIS(IClassFactoryImpl,iface);
TRACE("(%p)->(%p,%p)\n",This,riid,ppobj);
if ( ( IsEqualGUID( &IID_IUnknown, riid ) ) ||
( IsEqualGUID( &IID_IClassFactory, riid ) ) )
{
*ppobj = iface;
IClassFactory_AddRef(iface);
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI IClassFactory_fnAddRef(LPCLASSFACTORY iface)
{
ICOM_THIS(IClassFactoryImpl,iface);
TRACE("(%p)->()\n",This);
if ( (This->ref) == 0 )
AVIFILE_data.dwClassObjRef ++;
return ++(This->ref);
}
static ULONG WINAPI IClassFactory_fnRelease(LPCLASSFACTORY iface)
{
ICOM_THIS(IClassFactoryImpl,iface);
TRACE("(%p)->()\n",This);
if ( (--(This->ref)) > 0 )
return This->ref;
AVIFILE_data.dwClassObjRef --;
return 0;
}
static HRESULT WINAPI IClassFactory_fnCreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj)
{
/*ICOM_THIS(IClassFactoryImpl,iface);*/
*ppobj = NULL;
if ( pOuter != NULL )
return E_FAIL;
if ( IsEqualGUID( &IID_IAVIFile, riid ) )
return AVIFILE_CreateIAVIFile(ppobj);
if ( IsEqualGUID( &IID_IAVIStream, riid ) )
return AVIFILE_CreateIAVIStream(ppobj);
return E_NOINTERFACE;
}
static HRESULT WINAPI IClassFactory_fnLockServer(LPCLASSFACTORY iface,BOOL dolock)
{
ICOM_THIS(IClassFactoryImpl,iface);
HRESULT hr;
FIXME("(%p)->(%d),stub!\n",This,dolock);
if (dolock)
hr = IClassFactory_AddRef(iface);
else
hr = IClassFactory_Release(iface);
return hr;
}
/***********************************************************************
* DllGetClassObject (AVIFIL32.@)
*/
HRESULT WINAPI AVIFILE_DllGetClassObject(const CLSID* pclsid,const IID* piid,void** ppv)
{
*ppv = NULL;
if ( IsEqualCLSID( &IID_IClassFactory, piid ) )
{
*ppv = (LPVOID)&AVIFILE_GlobalCF;
IClassFactory_AddRef((IClassFactory*)*ppv);
return S_OK;
}
return CLASS_E_CLASSNOTAVAILABLE;
}
/*****************************************************************************
* DllCanUnloadNow (AVIFIL32.@)
*/
DWORD WINAPI AVIFILE_DllCanUnloadNow(void)
{
return ( AVIFILE_data.dwClassObjRef == 0 ) ? S_OK : S_FALSE;
}