reactos/base/shell/explorer/startmnu.cpp

107 lines
3.1 KiB
C++

/*
* ReactOS Explorer
*
* Copyright 2006 - 2007 Thomas Weidenmueller <w3seek@reactos.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "precomp.h"
HRESULT
UpdateStartMenu(IN OUT IMenuPopup *pMenuPopup,
IN HBITMAP hbmBanner OPTIONAL,
IN BOOL bSmallIcons)
{
CComPtr<IBanneredBar> pbb;
HRESULT hRet;
hRet = pMenuPopup->QueryInterface(IID_PPV_ARG(IBanneredBar, &pbb));
if (SUCCEEDED(hRet))
{
hRet = pbb->SetBitmap(hbmBanner);
/* Update the icon size */
hRet = pbb->SetIconSize(bSmallIcons ? BMICON_SMALL : BMICON_LARGE);
}
return hRet;
}
IMenuPopup*
CreateStartMenu(IN ITrayWindow *Tray,
OUT IMenuBand **ppMenuBand,
IN HBITMAP hbmBanner OPTIONAL,
IN BOOL bSmallIcons)
{
HRESULT hr;
CComPtr<IMenuPopup> pMp;
CComPtr<IUnknown> pSms;
CComPtr<IMenuBand> pMb;
CComPtr<IInitializeObject> pIo;
CComPtr<IUnknown> pUnk;
CComPtr<IBandSite> pBs;
DWORD dwBandId = 0;
hr = CreateStartMenuSite(Tray, IID_PPV_ARG(IUnknown, &pSms));
if (FAILED_UNEXPECTEDLY(hr))
return NULL;
hr = _CStartMenu_CreateInstance(IID_PPV_ARG(IMenuPopup, &pMp));
if (FAILED_UNEXPECTEDLY(hr))
return NULL;
/* Set the menu site so we can handle messages */
hr = IUnknown_SetSite(pMp, pSms);
if (FAILED_UNEXPECTEDLY(hr))
return NULL;
/* Initialize the menu object */
hr = pMp->QueryInterface(IID_PPV_ARG(IInitializeObject, &pIo));
if (SUCCEEDED(hr))
hr = pIo->Initialize();
else
hr = S_OK;
/* Everything is initialized now. Let's get the IMenuBand interface. */
if (FAILED_UNEXPECTEDLY(hr))
return NULL;
hr = pMp->GetClient(&pUnk);
if (FAILED_UNEXPECTEDLY(hr))
return NULL;
hr = pUnk->QueryInterface(IID_PPV_ARG(IBandSite, &pBs));
if (FAILED_UNEXPECTEDLY(hr))
return NULL;
/* Finally we have the IBandSite interface, there's only one
band in it that apparently provides the IMenuBand interface */
hr = pBs->EnumBands(0, &dwBandId);
if (FAILED_UNEXPECTEDLY(hr))
return NULL;
hr = pBs->GetBandObject(dwBandId, IID_PPV_ARG(IMenuBand, &pMb));
if (FAILED_UNEXPECTEDLY(hr))
return NULL;
UpdateStartMenu(pMp,
hbmBanner,
bSmallIcons);
*ppMenuBand = pMb.Detach();
return pMp.Detach();
}