provideclassinfo.h
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:2k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * provideclassinfo.h: ActiveX control for VLC
- *****************************************************************************
- * Copyright (C) 2005 the VideoLAN team
- *
- * Authors: Damien Fouilleul <Damien.Fouilleul@laposte.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- #ifndef __PROVIDECLASSINFO_H__
- #define __PROVIDECLASSINFO_H__
- #include <ocidl.h>
- class VLCProvideClassInfo : public IProvideClassInfo2
- {
- public:
- VLCProvideClassInfo(VLCPlugin *p_instance) : _p_instance(p_instance) {};
- virtual ~VLCProvideClassInfo() {};
- // IUnknown methods
- STDMETHODIMP QueryInterface(REFIID riid, void **ppv)
- {
- if( NULL == ppv )
- return E_POINTER;
- if( (IID_IUnknown == riid)
- || (IID_IProvideClassInfo == riid)
- || (IID_IProvideClassInfo2 == riid) )
- {
- AddRef();
- *ppv = reinterpret_cast<LPVOID>(this);
- return NOERROR;
- }
- return _p_instance->pUnkOuter->QueryInterface(riid, ppv);
- };
- STDMETHODIMP_(ULONG) AddRef(void) { return _p_instance->pUnkOuter->AddRef(); };
- STDMETHODIMP_(ULONG) Release(void) { return _p_instance->pUnkOuter->Release(); };
- // IProvideClassInfo methods
- STDMETHODIMP GetClassInfo(ITypeInfo **);
- // IProvideClassInfo2 methods
- STDMETHODIMP GetGUID(DWORD, GUID *);
- private:
- VLCPlugin *_p_instance;
- };
- #endif