midi

开发平台：
Unix_Linux

oleinplaceobject.cpp：源码内容
							/*****************************************************************************
 * oleinplaceobject.cpp: 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.
 *****************************************************************************/
#include "plugin.h"
#include "oleinplaceobject.h"
#include <docobj.h>
using namespace std;
STDMETHODIMP VLCOleInPlaceObject::GetWindow(HWND *pHwnd)
{
    if( NULL == pHwnd )
        return E_POINTER;
    *pHwnd = NULL;
    if( _p_instance->isInPlaceActive() )
    {
        if( NULL != (*pHwnd = _p_instance->getInPlaceWindow()) )
            return S_OK;
    }
    return E_FAIL;
};
STDMETHODIMP VLCOleInPlaceObject::ContextSensitiveHelp(BOOL fEnterMode)
{
    return E_NOTIMPL;
};
STDMETHODIMP VLCOleInPlaceObject::InPlaceDeactivate(void)
{
    if( _p_instance->isInPlaceActive() )
    {
        UIDeactivate();
        _p_instance->onInPlaceDeactivate();
        LPOLEOBJECT p_oleObject;
        if( SUCCEEDED(QueryInterface(IID_IOleObject, (void**)&p_oleObject)) )
        {
            LPOLECLIENTSITE p_clientSite;
            if( SUCCEEDED(p_oleObject->GetClientSite(&p_clientSite)) )
            {
                LPOLEINPLACESITE p_inPlaceSite;
                if( SUCCEEDED(p_clientSite->QueryInterface(IID_IOleInPlaceSite, (void**)&p_inPlaceSite)) )
                {
                    p_inPlaceSite->OnInPlaceDeactivate();
                    p_inPlaceSite->Release();
                }
                p_clientSite->Release();
            }
            p_oleObject->Release();
        }
        return S_OK;
    }
    return E_UNEXPECTED;
};
STDMETHODIMP VLCOleInPlaceObject::UIDeactivate(void)
{
    if( _p_instance->isInPlaceActive() )
    {
        if( _p_instance->hasFocus() )
            _p_instance->setFocus(FALSE);
        LPOLEOBJECT p_oleObject;
        if( SUCCEEDED(QueryInterface(IID_IOleObject, (void**)&p_oleObject)) )
        {
            LPOLECLIENTSITE p_clientSite;
            if( SUCCEEDED(p_oleObject->GetClientSite(&p_clientSite)) )
            {
                LPOLEINPLACESITE p_inPlaceSite;
                if( SUCCEEDED(p_clientSite->QueryInterface(IID_IOleInPlaceSite, (void**)&p_inPlaceSite)) )
                {
                    LPOLEINPLACEFRAME p_inPlaceFrame;
                    LPOLEINPLACEUIWINDOW p_inPlaceUIWindow;
                    OLEINPLACEFRAMEINFO oleFrameInfo;
                    RECT posRect, clipRect;
                    oleFrameInfo.cb = sizeof(OLEINPLACEFRAMEINFO);
                    if( SUCCEEDED(p_inPlaceSite->GetWindowContext(&p_inPlaceFrame, &p_inPlaceUIWindow, &posRect, &clipRect, &oleFrameInfo)) )
                    {
                        if( p_inPlaceFrame )
                        {
                            p_inPlaceFrame->SetActiveObject(NULL, NULL);
                            p_inPlaceFrame->Release();
                        }
                        if( p_inPlaceUIWindow )
                        {
                            p_inPlaceUIWindow->SetActiveObject(NULL, NULL);
                            p_inPlaceUIWindow->Release();
                        }
                    }
                    p_inPlaceSite->OnUIDeactivate(FALSE);
                    p_inPlaceSite->Release();
                }
                p_clientSite->Release();
            }
            p_oleObject->Release();
        }
        return S_OK;
    }
    return E_UNEXPECTED;
};
STDMETHODIMP VLCOleInPlaceObject::SetObjectRects(LPCRECT lprcPosRect, LPCRECT lprcClipRect)
{
    if( _p_instance->isInPlaceActive() )
    {
        _p_instance->onPositionChange(lprcPosRect, lprcClipRect);
        return S_OK;
    }
    return E_UNEXPECTED;
};
STDMETHODIMP VLCOleInPlaceObject::ReactivateAndUndo(void)
{
    return INPLACE_E_NOTUNDOABLE;
};

						