Put size check before data dereference
[vlc/asuraparaju-public.git] / projects / activex / oleinplaceactiveobject.h
blob6b7406f582f5c8514a6d695190c45fbc224ec2a7
1 /*****************************************************************************
2 * oleinplaceactiveobject.h: ActiveX control for VLC
3 *****************************************************************************
4 * Copyright (C) 2005 the VideoLAN team
6 * Authors: Damien Fouilleul <Damien.Fouilleul@laposte.net>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21 *****************************************************************************/
23 #ifndef __OLEINPLACEACTIVEOBJECT_H__
24 #define __OLEINPLACEACTIVEOBJECT_H__
26 #include "oleidl.h"
28 class VLCOleInPlaceActiveObject : public IOleInPlaceActiveObject
31 public:
33 VLCOleInPlaceActiveObject(VLCPlugin *p_instance) : _p_instance(p_instance) {};
34 virtual ~VLCOleInPlaceActiveObject() {};
36 // IUnknown methods
37 STDMETHODIMP QueryInterface(REFIID riid, void **ppv)
39 if( NULL == ppv )
40 return E_POINTER;
41 if( (IID_IUnknown == riid)
42 || (IID_IOleWindow == riid)
43 || (IID_IOleInPlaceActiveObject == riid) )
45 AddRef();
46 *ppv = reinterpret_cast<LPVOID>(this);
47 return NOERROR;
49 return _p_instance->pUnkOuter->QueryInterface(riid, ppv);
52 STDMETHODIMP_(ULONG) AddRef(void) { return _p_instance->pUnkOuter->AddRef(); };
53 STDMETHODIMP_(ULONG) Release(void) { return _p_instance->pUnkOuter->Release(); };
55 // IOleWindow methods
56 STDMETHODIMP GetWindow(HWND *);
57 STDMETHODIMP ContextSensitiveHelp(BOOL);
59 // IOleInPlaceActiveObject methods
60 STDMETHODIMP EnableModeless(BOOL);
61 STDMETHODIMP TranslateAccelerator(LPMSG);
62 STDMETHODIMP OnFrameWindowActivate(BOOL);
63 STDMETHODIMP OnDocWindowActivate(BOOL);
64 STDMETHODIMP ResizeBorder(LPCRECT, LPOLEINPLACEUIWINDOW, BOOL);
66 private:
68 VLCPlugin *_p_instance;
71 #endif