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olecontrol.h

00001 /*****************************************************************************
00002  * olecontrol.h: ActiveX control for VLC
00003  *****************************************************************************
00004  * Copyright (C) 2005 the VideoLAN team
00005  *
00006  * Authors: Damien Fouilleul <[email protected]>
00007  *
00008  * This program is free software; you can redistribute it and/or modify
00009  * it under the terms of the GNU General Public License as published by
00010  * the Free Software Foundation; either version 2 of the License, or
00011  * (at your option) any later version.
00012  *
00013  * This program is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  * GNU General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License
00019  * along with this program; if not, write to the Free Software
00020  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
00021  *****************************************************************************/
00022 
00023 #ifndef __OLECONTROL_H__
00024 #define __OLECONTROL_H__
00025 
00026 #include <olectl.h>
00027 
00028 class VLCOleControl : public IOleControl
00029 {
00030 
00031 public:
00032 
00033     VLCOleControl(VLCPlugin *p_instance) : _p_instance(p_instance) {};
00034     virtual ~VLCOleControl() {};
00035 
00036     // IUnknown methods
00037     STDMETHODIMP QueryInterface(REFIID riid, void **ppv)
00038     {
00039         if( (NULL != ppv)
00040          && (IID_IUnknown == riid)
00041          && (IID_IOleControl == riid) ) 
00042         {
00043             AddRef();
00044             *ppv = reinterpret_cast<LPVOID>(this);
00045             return NOERROR;
00046         }
00047         return _p_instance->pUnkOuter->QueryInterface(riid, ppv);
00048     };
00049 
00050     STDMETHODIMP_(ULONG) AddRef(void) { return _p_instance->pUnkOuter->AddRef(); };
00051     STDMETHODIMP_(ULONG) Release(void) { return _p_instance->pUnkOuter->Release(); };
00052 
00053     // IOleControl methods
00054     STDMETHODIMP GetControlInfo(CONTROLINFO *pCI);
00055     STDMETHODIMP OnMnemonic(LPMSG pMsg);
00056     STDMETHODIMP OnAmbientPropertyChange(DISPID dispID);
00057     STDMETHODIMP FreezeEvents(BOOL bFreeze);
00058 
00059 private:
00060 
00061     VLCPlugin *_p_instance;
00062 };
00063 
00064 #endif
00065 

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