viewobject.h 2.62 KB
Newer Older
1 2 3
/*****************************************************************************
 * persiststorage.h: ActiveX control for VLC
 *****************************************************************************
4
 * Copyright (C) 2005 the VideoLAN team
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
 *
 * 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
Antoine Cellerier's avatar
Antoine Cellerier committed
20
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21 22 23 24 25 26 27
 *****************************************************************************/

#ifndef __VIEWOBJECT_H__
#define __VIEWOBJECT_H__

#include <oleidl.h>

Damien Fouilleul's avatar
Damien Fouilleul committed
28
class VLCViewObject : public IViewObject2
29 30 31 32
{

public:

33 34
    VLCViewObject(VLCPlugin *p_instance) : _p_instance(p_instance),
        _dwAspect(0), _advf(0), _pAdvSink(NULL) {};
35 36 37 38 39
    virtual ~VLCViewObject() {};

    // IUnknown methods
    STDMETHODIMP QueryInterface(REFIID riid, void **ppv)
    {
40 41 42
        if( NULL == ppv )
            return E_POINTER;
        if( (IID_IUnknown == riid)
43
         || (IID_IViewObject == riid)
44 45
         || (IID_IViewObject2 == riid) )
        {
46 47 48 49
            AddRef();
            *ppv = reinterpret_cast<LPVOID>(this);
            return NOERROR;
        }
Damien Fouilleul's avatar
Damien Fouilleul committed
50
        return _p_instance->pUnkOuter->QueryInterface(riid, ppv);
51 52
    };

Damien Fouilleul's avatar
Damien Fouilleul committed
53 54
    STDMETHODIMP_(ULONG) AddRef(void) { return _p_instance->pUnkOuter->AddRef(); };
    STDMETHODIMP_(ULONG) Release(void) { return _p_instance->pUnkOuter->Release(); };
55 56

    // IViewObject methods
57
    STDMETHODIMP Draw(DWORD,LONG,PVOID,DVTARGETDEVICE*,HDC,HDC,LPCRECTL,LPCRECTL,BOOL(CALLBACK *)(ULONG_PTR),ULONG_PTR);
58 59 60 61 62 63
    STDMETHODIMP Freeze(DWORD,LONG,PVOID,LPDWORD);
    STDMETHODIMP GetAdvise(LPDWORD,LPDWORD,LPADVISESINK *);
    STDMETHODIMP GetColorSet(DWORD,LONG,PVOID,DVTARGETDEVICE *,HDC,LPLOGPALETTE *);
    STDMETHODIMP SetAdvise(DWORD,DWORD,LPADVISESINK);
    STDMETHODIMP Unfreeze(DWORD);

Damien Fouilleul's avatar
Damien Fouilleul committed
64 65 66
    // IViewObject2 methods
    STDMETHODIMP GetExtent(DWORD,LONG,DVTARGETDEVICE *,LPSIZEL);

67 68 69
private:

    VLCPlugin *_p_instance;
70 71 72 73 74

    // Advise Sink support
    DWORD _dwAspect;
    DWORD _advf;
    LPADVISESINK _pAdvSink;
75 76 77 78
};

#endif