CStartMenu.cpp

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/*
 * ReactOS Explorer
 *
 * Copyright 2014 Giannis Adamopoulos
 *
 * 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 "shellmenu.h"
 
#include "CMergedFolder.h"
 
WINE_DEFAULT_DEBUG_CHANNEL(CStartMenu);
 
//#define TEST_TRACKPOPUPMENU_SUBMENUS
 
 
/* NOTE: The following constants *MUST NOT* be changed because
         they're hardcoded and need to be the exact values
         in order to get the start menu to work! */
#define IDM_RUN                     401
#define IDM_LOGOFF                  402
#define IDM_UNDOCKCOMPUTER          410
#define IDM_TASKBARANDSTARTMENU     413
#define IDM_LASTSTARTMENU_SEPARATOR 450
#define IDM_DOCUMENTS               501
#define IDM_HELPANDSUPPORT          503
#define IDM_PROGRAMS                504
#define IDM_CONTROLPANEL            505
#define IDM_SHUTDOWN                506
#define IDM_FAVORITES               507
#define IDM_SETTINGS                508
#define IDM_PRINTERSANDFAXES        510
#define IDM_SEARCH                  520
#define IDM_SYNCHRONIZE             553
#define IDM_NETWORKCONNECTIONS      557
#define IDM_DISCONNECT              5000
#define IDM_SECURITY                5001
 
/*
 * TODO:
 * 1. append the start menu contents from all users
 * 2. implement the context menu for start menu entries (programs, control panel, network connetions, printers)
 * 3. filter out programs folder from the shell folder part of the start menu
 * 4. showing the programs start menu is SLOW compared to windows. this needs some investigation
 */
 
class CShellMenuCallback :
    public CComObjectRootEx<CComMultiThreadModelNoCS>,
    public IShellMenuCallback
{
private:
    HWND m_hwndTray;
    CComPtr<IShellMenu> m_pShellMenu;
    CComPtr<IBandSite> m_pBandSite;
    CComPtr<IDeskBar> m_pDeskBar;
    CComPtr<ITrayPriv> m_pTrayPriv;
    CComPtr<IShellFolder> m_psfPrograms;
 
    LPITEMIDLIST m_pidlPrograms;
 
    HRESULT OnInitMenu()
    {
        HMENU hmenu;
        HRESULT hr;
 
        if (m_pTrayPriv.p)
            return S_OK;
 
        hr = IUnknown_GetSite(m_pDeskBar, IID_PPV_ARG(ITrayPriv, &m_pTrayPriv));
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        hr = IUnknown_GetWindow(m_pTrayPriv, &m_hwndTray);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        hr = m_pTrayPriv->AppendMenu(&hmenu);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        hr = m_pShellMenu->SetMenu(hmenu, NULL, SMSET_BOTTOM);
        if (FAILED_UNEXPECTEDLY(hr))
        {
            DestroyMenu(hmenu);
            return hr;
        }
 
        return hr;
    }
 
    HRESULT OnGetInfo(LPSMDATA psmd, SMINFO *psminfo)
    {
        int iconIndex = 0;
 
        switch (psmd->uId)
        {
            // Smaller "24x24" icons used for the start menu
            // The bitmaps are still 32x32, but the image is centered
        case IDM_FAVORITES: iconIndex = -IDI_SHELL_FAVOTITES; break;
        case IDM_SEARCH: iconIndex = -IDI_SHELL_SEARCH1; break;
        case IDM_HELPANDSUPPORT: iconIndex = -IDI_SHELL_HELP2; break;
        case IDM_LOGOFF: iconIndex = -IDI_SHELL_LOGOFF1; break;
        case IDM_PROGRAMS:  iconIndex = -IDI_SHELL_PROGRAMS_FOLDER1; break;
        case IDM_DOCUMENTS: iconIndex = -IDI_SHELL_RECENT_DOCUMENTS1; break;
        case IDM_RUN: iconIndex = -IDI_SHELL_RUN1; break;
        case IDM_SHUTDOWN: iconIndex = -IDI_SHELL_SHUTDOWN1; break;
        case IDM_SETTINGS: iconIndex = -IDI_SHELL_CONTROL_PANEL1; break;
        case IDM_MYDOCUMENTS: iconIndex = -IDI_SHELL_MY_DOCUMENTS; break;
        case IDM_MYPICTURES: iconIndex = -IDI_SHELL_MY_PICTURES; break;
 
        case IDM_CONTROLPANEL: iconIndex = -IDI_SHELL_CONTROL_PANEL; break;
        case IDM_NETWORKCONNECTIONS: iconIndex = -IDI_SHELL_NETWORK_CONNECTIONS2; break;
        case IDM_PRINTERSANDFAXES: iconIndex = -IDI_SHELL_PRINTER2; break;
        case IDM_TASKBARANDSTARTMENU: iconIndex = -IDI_SHELL_TSKBAR_STARTMENU; break;
        //case IDM_SECURITY: iconIndex = -21; break;
        //case IDM_SYNCHRONIZE: iconIndex = -21; break;
        //case IDM_DISCONNECT: iconIndex = -21; break;
        //case IDM_UNDOCKCOMPUTER: iconIndex = -21; break;
        default:
            return S_FALSE;
        }
 
        if (iconIndex)
        {
            if ((psminfo->dwMask & SMIM_TYPE) != 0)
                psminfo->dwType = SMIT_STRING;
            if ((psminfo->dwMask & SMIM_ICON) != 0)
                psminfo->iIcon = Shell_GetCachedImageIndex(L"shell32.dll", iconIndex, FALSE);
            if ((psminfo->dwMask & SMIM_FLAGS) != 0)
                psminfo->dwFlags |= SMIF_ICON;
#ifdef TEST_TRACKPOPUPMENU_SUBMENUS
            if ((psminfo->dwMask & SMIM_FLAGS) != 0)
                psminfo->dwFlags |= SMIF_TRACKPOPUP;
#endif
        }
        else
        {
            if ((psminfo->dwMask & SMIM_TYPE) != 0)
                psminfo->dwType = SMIT_SEPARATOR;
        }
        return S_OK;
    }
 
    void AddOrSetMenuItem(HMENU hMenu, UINT nID, INT csidl, BOOL bExpand,
                          BOOL bAdd = TRUE, BOOL bSetText = TRUE) const
    {
        MENUITEMINFOW mii = { sizeof(mii), MIIM_ID | MIIM_SUBMENU };
        mii.wID = nID;
 
        SHFILEINFOW fileInfo = { 0 };
        if (bAdd || bSetText)
        {
            LPITEMIDLIST pidl;
            if (SHGetSpecialFolderLocation(NULL, csidl, &pidl) != S_OK)
            {
                ERR("SHGetSpecialFolderLocation failed\n");
                return;
            }
 
            SHGetFileInfoW((LPWSTR)pidl, 0, &fileInfo, sizeof(fileInfo),
                           SHGFI_PIDL | SHGFI_DISPLAYNAME);
            CoTaskMemFree(pidl);
 
            mii.fMask |= MIIM_TYPE;
            mii.fType = MFT_STRING;
            mii.dwTypeData = fileInfo.szDisplayName;
        }
 
        if (bExpand)
            mii.hSubMenu = ::CreatePopupMenu();
 
        if (bAdd)
            InsertMenuItemW(hMenu, GetMenuItemCount(hMenu), TRUE, &mii);
        else
            SetMenuItemInfoW(hMenu, nID, FALSE, &mii);
    }
 
    BOOL GetAdvancedValue(LPCWSTR pszName, BOOL bDefault = FALSE) const
    {
        return SHRegGetBoolUSValueW(
            L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Advanced",
            pszName, FALSE, bDefault);
    }
 
    HMENU CreateRecentMenu() const
    {
        HMENU hMenu = ::CreateMenu();
        BOOL bAdded = FALSE;
 
        // My Documents
        if (!SHRestricted(REST_NOSMMYDOCS) &&
            GetAdvancedValue(L"Start_ShowMyDocs", TRUE))
        {
            BOOL bExpand = GetAdvancedValue(L"CascadeMyDocuments", FALSE);
            AddOrSetMenuItem(hMenu, IDM_MYDOCUMENTS, CSIDL_MYDOCUMENTS, bExpand);
            bAdded = TRUE;
        }
 
        // My Pictures
        if (!SHRestricted(REST_NOSMMYPICS) &&
            GetAdvancedValue(L"Start_ShowMyPics", TRUE))
        {
            BOOL bExpand = GetAdvancedValue(L"CascadeMyPictures", FALSE);
            AddOrSetMenuItem(hMenu, IDM_MYPICTURES, CSIDL_MYPICTURES, bExpand);
            bAdded = TRUE;
        }
 
        if (bAdded)
            AppendMenuW(hMenu, MF_SEPARATOR, 0, NULL);
 
        return hMenu;
    }
 
    void UpdateSettingsMenu(HMENU hMenu)
    {
        BOOL bExpand;
 
        bExpand = GetAdvancedValue(L"CascadeControlPanel");
        AddOrSetMenuItem(hMenu, IDM_CONTROLPANEL, CSIDL_CONTROLS, bExpand, FALSE, FALSE);
 
        bExpand = GetAdvancedValue(L"CascadeNetworkConnections");
        AddOrSetMenuItem(hMenu, IDM_NETWORKCONNECTIONS, CSIDL_NETWORK, bExpand, FALSE, FALSE);
 
        bExpand = GetAdvancedValue(L"CascadePrinters");
        AddOrSetMenuItem(hMenu, IDM_PRINTERSANDFAXES, CSIDL_PRINTERS, bExpand, FALSE, FALSE);
    }
 
    HRESULT AddStartMenuItems(IShellMenu *pShellMenu, INT csidl, DWORD dwFlags, IShellFolder *psf = NULL)
    {
        CComHeapPtr<ITEMIDLIST> pidlFolder;
        CComPtr<IShellFolder> psfDesktop;
        CComPtr<IShellFolder> pShellFolder;
        HRESULT hr;
 
        hr = SHGetFolderLocation(NULL, csidl, 0, 0, &pidlFolder);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        if (psf)
        {
            pShellFolder = psf;
        }
        else
        {
            hr = SHGetDesktopFolder(&psfDesktop);
            if (FAILED_UNEXPECTEDLY(hr))
                return hr;
 
            hr = psfDesktop->BindToObject(pidlFolder, NULL, IID_PPV_ARG(IShellFolder, &pShellFolder));
            if (FAILED_UNEXPECTEDLY(hr))
                return hr;
        }
 
        hr = pShellMenu->SetShellFolder(pShellFolder, pidlFolder, NULL, dwFlags);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        return hr;
    }
 
    HRESULT OnGetSubMenu(LPSMDATA psmd, REFIID iid, void ** pv)
    {
        HRESULT hr;
        CComPtr<IShellMenu> pShellMenu;
 
        hr = CMenuBand_CreateInstance(IID_PPV_ARG(IShellMenu, &pShellMenu));
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        hr = pShellMenu->Initialize(this, 0, ANCESTORDEFAULT, SMINIT_VERTICAL);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        hr = E_FAIL;
        switch (psmd->uId)
        {
            case IDM_PROGRAMS:
            {
                hr = AddStartMenuItems(pShellMenu, CSIDL_PROGRAMS, SMSET_TOP, m_psfPrograms);
                break;
            }
            case IDM_FAVORITES:
            case IDM_MYDOCUMENTS:
            case IDM_MYPICTURES:
            case IDM_CONTROLPANEL:
            case IDM_NETWORKCONNECTIONS:
            case IDM_PRINTERSANDFAXES:
            {
                hr = AddStartMenuItems(pShellMenu, CSIDLFromID(psmd->uId), SMSET_TOP);
                break;
            }
            case IDM_DOCUMENTS:
            {
                HMENU hMenu = CreateRecentMenu();
                if (hMenu == NULL)
                    ERR("CreateRecentMenu failed\n");
 
                hr = pShellMenu->SetMenu(hMenu, NULL, SMSET_BOTTOM);
                if (FAILED_UNEXPECTEDLY(hr))
                    return hr;
 
                hr = AddStartMenuItems(pShellMenu, CSIDL_RECENT, SMSET_BOTTOM);
                break;
            }
            case IDM_SETTINGS:
            {
                MENUITEMINFOW mii = { sizeof(mii), MIIM_SUBMENU };
                if (GetMenuItemInfoW(psmd->hmenu, psmd->uId, FALSE, &mii))
                {
                    UpdateSettingsMenu(mii.hSubMenu);
 
                    hr = pShellMenu->SetMenu(mii.hSubMenu, NULL, SMSET_BOTTOM);
                    if (FAILED_UNEXPECTEDLY(hr))
                        return hr;
                }
                break;
            }
            default:
            {
                MENUITEMINFOW mii = { sizeof(mii), MIIM_SUBMENU };
                if (GetMenuItemInfoW(psmd->hmenu, psmd->uId, FALSE, &mii))
                {
                    hr = pShellMenu->SetMenu(mii.hSubMenu, NULL, SMSET_BOTTOM);
                    if (FAILED_UNEXPECTEDLY(hr))
                        return hr;
                }
            }
        }
 
        if (FAILED(hr))
            return hr;
 
        hr = pShellMenu->QueryInterface(iid, pv);
        pShellMenu.Detach();
        return hr;
    }
 
    INT CSIDLFromID(UINT uId) const
    {
        switch (uId)
        {
            case IDM_PROGRAMS: return CSIDL_PROGRAMS;
            case IDM_FAVORITES: return CSIDL_FAVORITES;
            case IDM_DOCUMENTS: return CSIDL_RECENT;
            case IDM_MYDOCUMENTS: return CSIDL_MYDOCUMENTS;
            case IDM_MYPICTURES: return CSIDL_MYPICTURES;
            case IDM_CONTROLPANEL: return CSIDL_CONTROLS;
            case IDM_NETWORKCONNECTIONS: return CSIDL_NETWORK;
            case IDM_PRINTERSANDFAXES: return CSIDL_PRINTERS;
            default: return 0;
        }
    }
 
    HRESULT OnGetContextMenu(LPSMDATA psmd, REFIID iid, void ** pv)
    {
        INT csidl = CSIDLFromID(psmd->uId);
        if (!csidl)
            return S_FALSE;
 
        TRACE("csidl: 0x%X\n", csidl);
 
        if (csidl == CSIDL_CONTROLS || csidl == CSIDL_NETWORK || csidl == CSIDL_PRINTERS)
            FIXME("This CSIDL %d wrongly opens My Computer. CORE-19477\n", csidl);
 
        CComHeapPtr<ITEMIDLIST> pidl;
        SHGetSpecialFolderLocation(NULL, csidl, &pidl);
 
        CComPtr<IShellFolder> pSF;
        LPCITEMIDLIST pidlChild = NULL;
        HRESULT hr = SHBindToParent(pidl, IID_IShellFolder, (void**)&pSF, &pidlChild);
        if (FAILED(hr))
            return hr;
 
        return pSF->GetUIObjectOf(NULL, 1, &pidlChild, IID_IContextMenu, NULL, pv);
    }
 
    HRESULT OnGetObject(LPSMDATA psmd, REFIID iid, void ** pv)
    {
        if (IsEqualIID(iid, IID_IShellMenu))
            return OnGetSubMenu(psmd, iid, pv);
        else if (IsEqualIID(iid, IID_IContextMenu))
            return OnGetContextMenu(psmd, iid, pv);
 
        return S_FALSE;
    }
 
    HRESULT OnExec(LPSMDATA psmd)
    {
        WCHAR szPath[MAX_PATH];
 
        // HACK: Because our ShellExecute can't handle CLSID components in paths, we can't launch the paths using the "open" verb.
        // FIXME: Change this back to using the path as the filename and the "open" verb, once ShellExecute can handle CLSID path components.
 
        if (psmd->uId == IDM_CONTROLPANEL)
            ShellExecuteW(NULL, NULL, L"explorer.exe", L"::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\\::{21EC2020-3AEA-1069-A2DD-08002B30309D}", NULL, SW_SHOWNORMAL);
        else if (psmd->uId == IDM_NETWORKCONNECTIONS)
            ShellExecuteW(NULL, NULL, L"explorer.exe", L"::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\\::{21EC2020-3AEA-1069-A2DD-08002B30309D}\\::{7007ACC7-3202-11D1-AAD2-00805FC1270E}", NULL, SW_SHOWNORMAL);
        else if (psmd->uId == IDM_PRINTERSANDFAXES)
            ShellExecuteW(NULL, NULL, L"explorer.exe", L"::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\\::{21EC2020-3AEA-1069-A2DD-08002B30309D}\\::{2227A280-3AEA-1069-A2DE-08002B30309D}", NULL, SW_SHOWNORMAL);
        else if (psmd->uId == IDM_MYDOCUMENTS)
        {
            if (SHGetSpecialFolderPathW(NULL, szPath, CSIDL_PERSONAL, FALSE))
                ShellExecuteW(NULL, NULL, szPath, NULL, NULL, SW_SHOWNORMAL);
            else
                ERR("SHGetSpecialFolderPathW failed\n");
        }
        else if (psmd->uId == IDM_MYPICTURES)
        {
            if (SHGetSpecialFolderPathW(NULL, szPath, CSIDL_MYPICTURES, FALSE))
                ShellExecuteW(NULL, NULL, szPath, NULL, NULL, SW_SHOWNORMAL);
            else
                ERR("SHGetSpecialFolderPathW failed\n");
        }
        else
            PostMessageW(m_hwndTray, WM_COMMAND, psmd->uId, 0);
 
        return S_OK;
    }
 
public:
 
    DECLARE_NOT_AGGREGATABLE(CShellMenuCallback)
    DECLARE_PROTECT_FINAL_CONSTRUCT()
    BEGIN_COM_MAP(CShellMenuCallback)
        COM_INTERFACE_ENTRY_IID(IID_IShellMenuCallback, IShellMenuCallback)
    END_COM_MAP()
 
    void Initialize(
        IShellMenu* pShellMenu,
        IBandSite* pBandSite,
        IDeskBar* pDeskBar)
    {
        m_pShellMenu = pShellMenu;
        m_pBandSite = pBandSite;
        m_pDeskBar = pDeskBar;
    }
 
    ~CShellMenuCallback()
    {
    }
 
    HRESULT _SetProgramsFolder(IShellFolder * psf, LPITEMIDLIST pidl)
    {
        m_psfPrograms = psf;
        m_pidlPrograms = pidl;
        return S_OK;
    }
 
    HRESULT STDMETHODCALLTYPE CallbackSM(
        LPSMDATA psmd,
        UINT uMsg,
        WPARAM wParam,
        LPARAM lParam)
    {
        switch (uMsg)
        {
        case SMC_INITMENU:
            return OnInitMenu();
        case SMC_GETINFO:
            return OnGetInfo(psmd, reinterpret_cast<SMINFO*>(lParam));
        case SMC_GETOBJECT:
            return OnGetObject(psmd, *reinterpret_cast<IID *>(wParam), reinterpret_cast<void **>(lParam));
        case SMC_EXEC:
            return OnExec(psmd);
        case SMC_SFEXEC:
            m_pTrayPriv->Execute(psmd->psf, psmd->pidlItem);
            break;
        case 0x10000000: // _FilterPIDL from CMenuSFToolbar
            if (psmd->psf->CompareIDs(0, psmd->pidlItem, m_pidlPrograms) == 0)
                return S_OK;
            return S_FALSE;
        }
 
        return S_FALSE;
    }
};
 
HRESULT BindToDesktop(LPCITEMIDLIST pidl, IShellFolder ** ppsfResult)
{
    HRESULT hr;
    CComPtr<IShellFolder> psfDesktop;
 
    *ppsfResult = NULL;
 
    hr = SHGetDesktopFolder(&psfDesktop);
    if (FAILED(hr))
        return hr;
 
    hr = psfDesktop->BindToObject(pidl, NULL, IID_PPV_ARG(IShellFolder, ppsfResult));
 
    return hr;
}
 
static HRESULT GetMergedFolder(int folder1, int folder2, IShellFolder ** ppsfStartMenu)
{
    HRESULT hr;
    LPITEMIDLIST pidlUserStartMenu;
    LPITEMIDLIST pidlCommonStartMenu;
    CComPtr<IShellFolder> psfUserStartMenu;
    CComPtr<IShellFolder> psfCommonStartMenu;
    CComPtr<IAugmentedShellFolder> pasf;
 
    *ppsfStartMenu = NULL;
 
    hr = SHGetSpecialFolderLocation(NULL, folder1, &pidlUserStartMenu);
    if (FAILED(hr))
    {
        WARN("Failed to get the USER start menu folder. Trying to run with just the COMMON one.\n");
 
        hr = SHGetSpecialFolderLocation(NULL, folder2, &pidlCommonStartMenu);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        TRACE("COMMON start menu obtained.\n");
        hr = BindToDesktop(pidlCommonStartMenu, ppsfStartMenu);
        ILFree(pidlCommonStartMenu);
        return hr;
    }
#if MERGE_FOLDERS
    hr = SHGetSpecialFolderLocation(NULL, folder2, &pidlCommonStartMenu);
    if (FAILED_UNEXPECTEDLY(hr))
#else
    else
#endif
    {
        WARN("Failed to get the COMMON start menu folder. Will use only the USER contents.\n");
        hr = BindToDesktop(pidlUserStartMenu, ppsfStartMenu);
        ILFree(pidlUserStartMenu);
        return hr;
    }
 
    TRACE("Both COMMON and USER statr menu folders obtained, merging them...\n");
 
    hr = BindToDesktop(pidlUserStartMenu, &psfUserStartMenu);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = BindToDesktop(pidlCommonStartMenu, &psfCommonStartMenu);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = CMergedFolder_CreateInstance(IID_PPV_ARG(IAugmentedShellFolder, &pasf));
    if (FAILED_UNEXPECTEDLY(hr))
    {
        *ppsfStartMenu = psfUserStartMenu.Detach();
        ILFree(pidlCommonStartMenu);
        ILFree(pidlUserStartMenu);
        return hr;
    }
 
    hr = pasf->AddNameSpace(NULL, psfUserStartMenu, pidlUserStartMenu, 0xFF00);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = pasf->AddNameSpace(NULL, psfCommonStartMenu, pidlCommonStartMenu, 0);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = pasf->QueryInterface(IID_PPV_ARG(IShellFolder, ppsfStartMenu));
    pasf.Release();
 
    ILFree(pidlCommonStartMenu);
    ILFree(pidlUserStartMenu);
 
    return hr;
}
 
static HRESULT GetStartMenuFolder(IShellFolder ** ppsfStartMenu)
{
    return GetMergedFolder(CSIDL_STARTMENU, CSIDL_COMMON_STARTMENU, ppsfStartMenu);
}
 
static HRESULT GetProgramsFolder(IShellFolder ** ppsfStartMenu)
{
    return GetMergedFolder(CSIDL_PROGRAMS, CSIDL_COMMON_PROGRAMS, ppsfStartMenu);
}
 
extern "C"
HRESULT WINAPI
RSHELL_CStartMenu_CreateInstance(REFIID riid, void **ppv)
{
    CComPtr<IShellMenu> pShellMenu;
    CComPtr<IBandSite> pBandSite;
    CComPtr<IDeskBar> pDeskBar;
 
    HRESULT hr;
    IShellFolder * psf;
 
    LPITEMIDLIST pidlProgramsAbsolute;
    LPITEMIDLIST pidlPrograms;
    CComPtr<IShellFolder> psfPrograms;
 
    hr = CMenuBand_CreateInstance(IID_PPV_ARG(IShellMenu, &pShellMenu));
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = CMenuSite_CreateInstance(IID_PPV_ARG(IBandSite, &pBandSite));
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = CMenuDeskBar_CreateInstance(IID_PPV_ARG(IDeskBar, &pDeskBar));
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    CComObject<CShellMenuCallback> *pCallback;
    hr = CComObject<CShellMenuCallback>::CreateInstance(&pCallback);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    pCallback->AddRef(); // CreateInstance returns object with 0 ref count */
    pCallback->Initialize(pShellMenu, pBandSite, pDeskBar);
 
    hr = pShellMenu->Initialize(pCallback, (UINT) -1, 0, SMINIT_TOPLEVEL | SMINIT_VERTICAL);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = GetStartMenuFolder(&psf);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    /* psf is a merged folder, so now we want to get the pidl of the programs item from the merged folder */
    {
        hr = SHGetSpecialFolderLocation(NULL, CSIDL_PROGRAMS, &pidlProgramsAbsolute);
        if (FAILED_UNEXPECTEDLY(hr))
        {
            WARN("USER Programs folder not found\n");
            hr = SHGetSpecialFolderLocation(NULL, CSIDL_COMMON_PROGRAMS, &pidlProgramsAbsolute);
            if (FAILED_UNEXPECTEDLY(hr))
                return hr;
        }
 
        LPCITEMIDLIST pcidlPrograms;
        CComPtr<IShellFolder> psfParent;
        STRRET str;
        TCHAR szDisplayName[MAX_PATH];
 
        hr = SHBindToParent(pidlProgramsAbsolute, IID_PPV_ARG(IShellFolder, &psfParent), &pcidlPrograms);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        hr = psfParent->GetDisplayNameOf(pcidlPrograms, SHGDN_FORPARSING | SHGDN_INFOLDER, &str);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
 
        StrRetToBuf(&str, pcidlPrograms, szDisplayName, _countof(szDisplayName));
        ILFree(pidlProgramsAbsolute);
 
        /* We got the display name from the fs folder and we parse it with the merged folder here */
        hr = psf->ParseDisplayName(NULL, NULL, szDisplayName, NULL, &pidlPrograms, NULL);
        if (FAILED_UNEXPECTEDLY(hr))
            return hr;
    }
 
    hr = GetProgramsFolder(&psfPrograms);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = pCallback->_SetProgramsFolder(psfPrograms, pidlPrograms);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = pShellMenu->SetShellFolder(psf, NULL, NULL, SMSET_TOP);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = pDeskBar->SetClient(pBandSite);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    hr = pBandSite->AddBand(pShellMenu);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;
 
    return pDeskBar->QueryInterface(riid, ppv);
}