shlfolder.cpp File Reference

#include "precomp.h"

Include dependency graph for shlfolder.cpp:

Go to the source code of this file.

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (shell)
LPCWSTR	GetNextElementW (LPCWSTR pszNext, LPWSTR pszOut, DWORD dwOut)
HRESULT	SHELL32_ParseNextElement (IShellFolder2 *psf, HWND hwndOwner, LPBC pbc, LPITEMIDLIST *pidlInOut, LPOLESTR szNext, DWORD *pEaten, DWORD *pdwAttributes)
HRESULT	SHELL32_CoCreateInitSF (LPCITEMIDLIST pidlRoot, PERSIST_FOLDER_TARGET_INFO *ppfti, LPCITEMIDLIST pidlChild, const GUID *clsid, REFIID riid, LPVOID *ppvOut)
HRESULT	SHELL32_CoCreateInitSF (LPCITEMIDLIST pidlRoot, const GUID *clsid, int csidl, REFIID riid, LPVOID *ppvOut)
HRESULT	SHELL32_BindToSF (LPCITEMIDLIST pidlRoot, PERSIST_FOLDER_TARGET_INFO *ppfti, LPCITEMIDLIST pidl, const GUID *clsid, REFIID riid, LPVOID *ppvOut)
HRESULT	SHELL32_GetDisplayNameOfChild (IShellFolder2 *psf, LPCITEMIDLIST pidl, DWORD dwFlags, LPSTRRET strRet)
HRESULT	SHELL32_CompareChildren (IShellFolder2 *psf, LPARAM lParam, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
HRESULT	SHELL32_CompareDetails (IShellFolder2 *isf, LPARAM lParam, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
void	AddClassKeyToArray (const WCHAR *szClass, HKEY *array, UINT *cKeys)
void	AddFSClassKeysToArray (PCUITEMID_CHILD pidl, HKEY *array, UINT *cKeys)
HRESULT	SH_GetApidlFromDataObject (IDataObject *pDataObject, PIDLIST_ABSOLUTE *ppidlfolder, PUITEMID_CHILD **apidlItems, UINT *pcidl)
HRESULT WINAPI	SHCreateLinks (HWND hWnd, LPCSTR lpszDir, IDataObject *lpDataObject, UINT uFlags, LPITEMIDLIST *lppidlLinks)
EXTERN_C HRESULT WINAPI	SHOpenFolderAndSelectItems (PCIDLIST_ABSOLUTE pidlFolder, UINT cidl, PCUITEMID_CHILD_ARRAY apidl, DWORD dwFlags)
HRESULT WINAPI	Shell_DefaultContextMenuCallBack (IShellFolder *psf, IDataObject *pdtobj)

Function Documentation

AddClassKeyToArray()

void AddClassKeyToArray	(	const WCHAR *	szClass,
		HKEY *	array,
		UINT *	cKeys
	)

Definition at line 267 of file shlfolder.cpp.

{
    if (*cKeys >= 16)
        return;

    HKEY hkey;
    LSTATUS result = RegOpenKeyExW(HKEY_CLASSES_ROOT, szClass, 0, KEY_READ | KEY_QUERY_VALUE, &hkey);
    if (result != ERROR_SUCCESS)
        return;

    array[*cKeys] = hkey;
    *cKeys += 1;
}

Referenced by AddFSClassKeysToArray(), CDrivesContextMenu_CreateInstance(), CGuidItemContextMenu_CreateInstance(), CFSFolder::CreateViewObject(), CDrivesFolder::CreateViewObject(), CDesktopFolder::CreateViewObject(), and CNetFolder::GetUIObjectOf().

AddFSClassKeysToArray()

void AddFSClassKeysToArray	(	PCUITEMID_CHILD	pidl,
		HKEY *	array,
		UINT *	cKeys
	)

Definition at line 281 of file shlfolder.cpp.

{
    if (_ILIsValue(pidl))
    {
        FileStructW* pFileData = _ILGetFileStructW(pidl);
        LPWSTR extension = PathFindExtension(pFileData->wszName);

        if (extension)
        {
            AddClassKeyToArray(extension, array, cKeys);

            WCHAR wszClass[MAX_PATH], wszClass2[MAX_PATH];
            DWORD dwSize = sizeof(wszClass);
            if (RegGetValueW(HKEY_CLASSES_ROOT, extension, NULL, RRF_RT_REG_SZ, NULL, wszClass, &dwSize) == ERROR_SUCCESS)
            {
                swprintf(wszClass2, L"%s//%s", extension, wszClass);

                AddClassKeyToArray(wszClass, array, cKeys);
                AddClassKeyToArray(wszClass2, array, cKeys);
            }

            swprintf(wszClass2, L"SystemFileAssociations//%s", extension);
            AddClassKeyToArray(wszClass2, array, cKeys);

            if (RegGetValueW(HKEY_CLASSES_ROOT, extension, L"PerceivedType ", RRF_RT_REG_SZ, NULL, wszClass, &dwSize) == ERROR_SUCCESS)
            {
                swprintf(wszClass2, L"SystemFileAssociations//%s", wszClass);
                AddClassKeyToArray(wszClass2, array, cKeys);
            }
        }

        AddClassKeyToArray(L"AllFilesystemObjects", array, cKeys);
        AddClassKeyToArray(L"*", array, cKeys);
    }
    else if (_ILIsFolder(pidl))
    {
        AddClassKeyToArray(L"AllFilesystemObjects", array, cKeys);
        AddClassKeyToArray(L"Directory", array, cKeys);
        AddClassKeyToArray(L"Folder", array, cKeys);
    }
    else
    {
        ERR("Got non FS pidl\n");
    }
}

Referenced by CFSFolder::GetUIObjectOf(), and CDesktopFolder::GetUIObjectOf().

GetNextElementW()

LPCWSTR GetNextElementW	(	LPCWSTR	pszNext,
		LPWSTR	pszOut,
		DWORD	dwOut
	)

Definition at line 43 of file shlfolder.cpp.

{
    LPCWSTR pszTail = pszNext;
    DWORD dwCopy;

    TRACE ("(%s %p 0x%08x)\n", debugstr_w (pszNext), pszOut, dwOut);

    *pszOut = 0x0000;

    if (!pszNext || !*pszNext)
        return NULL;

    while (*pszTail && (*pszTail != (WCHAR) '\\'))
        pszTail++;

    dwCopy = pszTail - pszNext + 1;
    lstrcpynW (pszOut, pszNext, (dwOut < dwCopy) ? dwOut : dwCopy);

    if (*pszTail)
        pszTail++;
    else
        pszTail = NULL;

    TRACE ("--(%s %s 0x%08x %p)\n", debugstr_w (pszNext), debugstr_w (pszOut), dwOut, pszTail);
    return pszTail;
}

Referenced by CFSFolder::ParseDisplayName().

SH_GetApidlFromDataObject()

HRESULT SH_GetApidlFromDataObject	(	IDataObject *	pDataObject,
		PIDLIST_ABSOLUTE *	ppidlfolder,
		PUITEMID_CHILD **	apidlItems,
		UINT *	pcidl
	)

Definition at line 327 of file shlfolder.cpp.

{
    UINT cfShellIDList = RegisterClipboardFormatW(CFSTR_SHELLIDLIST);
    if (!cfShellIDList)
        return E_FAIL;

    FORMATETC fmt;
    InitFormatEtc (fmt, cfShellIDList, TYMED_HGLOBAL);

    HRESULT hr = pDataObject->QueryGetData(&fmt);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;

    STGMEDIUM medium;
    hr = pDataObject->GetData(&fmt, &medium);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;

    /* lock the handle */
    LPIDA lpcida = (LPIDA)GlobalLock(medium.hGlobal);
    if (!lpcida)
    {
        ReleaseStgMedium(&medium);
        return E_FAIL;
    }

    /* convert the data into pidl */
    LPITEMIDLIST pidl;
    LPITEMIDLIST *apidl = _ILCopyCidaToaPidl(&pidl, lpcida);
    if (!apidl)
    {
        ReleaseStgMedium(&medium);
        return E_OUTOFMEMORY;
    }

    *ppidlfolder = pidl;
    *apidlItems = apidl;
    *pcidl = lpcida->cidl;

    ReleaseStgMedium(&medium);
    return S_OK;
}

Referenced by CFSDropTarget::_RepositionItems(), DrivesContextMenuCallback(), RegFolderContextMenuCallback(), and Shell_DefaultContextMenuCallBack().

SHCreateLinks()

HRESULT WINAPI SHCreateLinks	(	HWND	hWnd,
		LPCSTR	lpszDir,
		IDataObject *	lpDataObject,
		UINT	uFlags,
		LPITEMIDLIST *	lppidlLinks
	)

Definition at line 375 of file shlfolder.cpp.

{
    FIXME("%p %s %p %08x %p\n", hWnd, lpszDir, lpDataObject, uFlags, lppidlLinks);
    return E_NOTIMPL;
}

SHELL32_BindToSF()

HRESULT SHELL32_BindToSF	(	LPCITEMIDLIST	pidlRoot,
		PERSIST_FOLDER_TARGET_INFO *	ppfti,
		LPCITEMIDLIST	pidl,
		const GUID *	clsid,
		REFIID	riid,
		LPVOID *	ppvOut
	)

Definition at line 159 of file shlfolder.cpp.

{
    PITEMID_CHILD pidlChild = ILCloneFirst (pidl);
    if (!pidlChild)
        return E_FAIL;

    CComPtr<IShellFolder> psf;
    HRESULT hr = SHELL32_CoCreateInitSF(pidlRoot,
                                        ppfti,
                                        pidlChild,
                                        clsid,
                                        IID_PPV_ARG(IShellFolder, &psf));
    ILFree(pidlChild);

    if (FAILED_UNEXPECTEDLY(hr))
        return hr;

    if (_ILIsPidlSimple (pidl))
        return psf->QueryInterface(riid, ppvOut);
    else
        return psf->BindToObject(ILGetNext (pidl), NULL, riid, ppvOut);
}

Referenced by CFSFolder::BindToObject(), CNetFolder::BindToObject(), CDrivesFolder::BindToObject(), and CRegFolder::BindToObject().

SHELL32_CoCreateInitSF() [1/2]

HRESULT SHELL32_CoCreateInitSF	(	LPCITEMIDLIST	pidlRoot,
		PERSIST_FOLDER_TARGET_INFO *	ppfti,
		LPCITEMIDLIST	pidlChild,
		const GUID *	clsid,
		REFIID	riid,
		LPVOID *	ppvOut
	)

Definition at line 121 of file shlfolder.cpp.

{
    HRESULT hr;
    CComPtr<IShellFolder> pShellFolder;

    hr = SHCoCreateInstance(NULL, clsid, NULL, IID_PPV_ARG(IShellFolder, &pShellFolder));
    if (FAILED(hr))
        return hr;

    LPITEMIDLIST pidlAbsolute = ILCombine (pidlRoot, pidlChild);
    CComPtr<IPersistFolder> ppf;
    CComPtr<IPersistFolder3> ppf3;

    if (ppfti && SUCCEEDED(pShellFolder->QueryInterface(IID_PPV_ARG(IPersistFolder3, &ppf3))))
    {
        ppf3->InitializeEx(NULL, pidlAbsolute, ppfti);
    }
    else if (SUCCEEDED(pShellFolder->QueryInterface(IID_PPV_ARG(IPersistFolder, &ppf))))
    {
        ppf->Initialize(pidlAbsolute);
    }
    ILFree (pidlAbsolute);

    return pShellFolder->QueryInterface(riid, ppvOut);
}

Referenced by SHELL32_BindToSF(), and SHELL32_CoCreateInitSF().

SHELL32_CoCreateInitSF() [2/2]

HRESULT SHELL32_CoCreateInitSF	(	LPCITEMIDLIST	pidlRoot,
		const GUID *	clsid,
		int	csidl,
		REFIID	riid,
		LPVOID *	ppvOut
	)

Definition at line 148 of file shlfolder.cpp.

{
    /* fill the PERSIST_FOLDER_TARGET_INFO */
    PERSIST_FOLDER_TARGET_INFO pfti = {0};
    pfti.dwAttributes = -1;
    pfti.csidl = csidl;

    return SHELL32_CoCreateInitSF(pidlRoot, &pfti, NULL, clsid, riid, ppvOut);
}

SHELL32_CompareChildren()

HRESULT SHELL32_CompareChildren	(	IShellFolder2 *	psf,
		LPARAM	lParam,
		LPCITEMIDLIST	pidl1,
		LPCITEMIDLIST	pidl2
	)

Definition at line 215 of file shlfolder.cpp.

{
    PUIDLIST_RELATIVE nextpidl1 = ILGetNext (pidl1);
    PUIDLIST_RELATIVE nextpidl2 = ILGetNext (pidl2);

    bool isEmpty1 = _ILIsDesktop(nextpidl1);
    bool isEmpty2 = _ILIsDesktop(nextpidl2);
    if (isEmpty1 || isEmpty2)
        return MAKE_COMPARE_HRESULT(isEmpty2 - isEmpty1);

    PITEMID_CHILD firstpidl = ILCloneFirst (pidl1);
    if (!firstpidl)
        return E_OUTOFMEMORY;

    CComPtr<IShellFolder> psf2;
    HRESULT hr = psf->BindToObject(firstpidl, 0, IID_PPV_ARG(IShellFolder, &psf2));
    ILFree(firstpidl);
    if (FAILED(hr))
        return MAKE_COMPARE_HRESULT(0);

    return psf2->CompareIDs(lParam, nextpidl1, nextpidl2);
}

Referenced by CFSFolder::CompareIDs(), CDrivesFolder::CompareIDs(), CRegFolder::CompareIDs(), and SHELL32_CompareDetails().

SHELL32_CompareDetails()

HRESULT SHELL32_CompareDetails	(	IShellFolder2 *	isf,
		LPARAM	lParam,
		LPCITEMIDLIST	pidl1,
		LPCITEMIDLIST	pidl2
	)

Definition at line 238 of file shlfolder.cpp.

{
    SHELLDETAILS sd;
    WCHAR wszItem1[MAX_PATH], wszItem2[MAX_PATH];
    HRESULT hres;

    hres = isf->GetDetailsOf(pidl1, lParam, &sd);
    if (FAILED(hres))
        return MAKE_COMPARE_HRESULT(1);

    hres = StrRetToBufW(&sd.str, pidl1, wszItem1, MAX_PATH);
    if (FAILED(hres))
        return MAKE_COMPARE_HRESULT(1);

    hres = isf->GetDetailsOf(pidl2, lParam, &sd);
    if (FAILED(hres))
        return MAKE_COMPARE_HRESULT(1);

    hres = StrRetToBufW(&sd.str, pidl2, wszItem2, MAX_PATH);
    if (FAILED(hres))
        return MAKE_COMPARE_HRESULT(1);

    int ret = wcsicmp(wszItem1, wszItem2);
    if (ret == 0)
        return SHELL32_CompareChildren(isf, lParam, pidl1, pidl2);

    return MAKE_COMPARE_HRESULT(ret);
}

Referenced by CFSFolder::CompareIDs(), CDrivesFolder::CompareIDs(), CPrinterFolder::CompareIDs(), CControlPanelFolder::CompareIDs(), and CRegFolder::CompareIDs().

SHELL32_GetDisplayNameOfChild()

HRESULT SHELL32_GetDisplayNameOfChild	(	IShellFolder2 *	psf,
		LPCITEMIDLIST	pidl,
		DWORD	dwFlags,
		LPSTRRET	strRet
	)

Definition at line 197 of file shlfolder.cpp.

{
    LPITEMIDLIST pidlFirst = ILCloneFirst(pidl);
    if (!pidlFirst)
        return E_OUTOFMEMORY;

    CComPtr<IShellFolder> psfChild;
    HRESULT hr = psf->BindToObject(pidlFirst, NULL, IID_PPV_ARG(IShellFolder, &psfChild));
    if (SUCCEEDED (hr))
    {
        hr = psfChild->GetDisplayNameOf(ILGetNext (pidl), dwFlags, strRet);
    }
    ILFree (pidlFirst);

    return hr;
}

Referenced by CFSFolder::GetDisplayNameOf(), CDrivesFolder::GetDisplayNameOf(), CDesktopFolder::GetDisplayNameOf(), and CRegFolder::GetDisplayNameOf().

SHELL32_ParseNextElement()

HRESULT SHELL32_ParseNextElement	(	IShellFolder2 *	psf,
		HWND	hwndOwner,
		LPBC	pbc,
		LPITEMIDLIST *	pidlInOut,
		LPOLESTR	szNext,
		DWORD *	pEaten,
		DWORD *	pdwAttributes
	)

Definition at line 70 of file shlfolder.cpp.

{
    HRESULT hr = E_INVALIDARG;
    LPITEMIDLIST pidlIn = pidlInOut ? *pidlInOut : NULL;
    LPITEMIDLIST pidlOut = NULL;
    LPITEMIDLIST pidlTemp = NULL;
    CComPtr<IShellFolder> psfChild;

    TRACE ("(%p, %p, %p, %s)\n", psf, pbc, pidlIn, debugstr_w (szNext));

    /* get the shellfolder for the child pidl and let it analyse further */
    hr = psf->BindToObject(pidlIn, pbc, IID_PPV_ARG(IShellFolder, &psfChild));
    if (FAILED(hr))
        return hr;

    hr = psfChild->ParseDisplayName(hwndOwner, pbc, szNext, pEaten, &pidlOut, pdwAttributes);
    if (FAILED(hr))
        return hr;

    pidlTemp = ILCombine (pidlIn, pidlOut);
    if (!pidlTemp)
    {
        hr = E_OUTOFMEMORY;
        if (pidlOut)
            ILFree(pidlOut);
        return hr;
    }

    if (pidlOut)
        ILFree (pidlOut);

    if (pidlIn)
        ILFree (pidlIn);

    *pidlInOut = pidlTemp;

    TRACE ("-- pidl=%p ret=0x%08x\n", pidlInOut ? *pidlInOut : NULL, hr);
    return S_OK;
}

Referenced by CFSFolder::ParseDisplayName(), CDrivesFolder::ParseDisplayName(), CDesktopFolder::ParseDisplayName(), and CRegFolder::ParseDisplayName().

Shell_DefaultContextMenuCallBack()

HRESULT WINAPI Shell_DefaultContextMenuCallBack	(	IShellFolder *	psf,
		IDataObject *	pdtobj
	)

Definition at line 450 of file shlfolder.cpp.

{
    PIDLIST_ABSOLUTE pidlFolder;
    PUITEMID_CHILD *apidl;
    UINT cidl;
    HRESULT hr = SH_GetApidlFromDataObject(pdtobj, &pidlFolder, &apidl, &cidl);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;

    if (cidl > 1)
    {
        ERR("SHMultiFileProperties is not yet implemented\n");
        SHFree(pidlFolder);
        _ILFreeaPidl(apidl, cidl);
        return E_FAIL;
    }

    STRRET strFile;
    hr = psf->GetDisplayNameOf(apidl[0], SHGDN_FORPARSING, &strFile);
    if (SUCCEEDED(hr))
    {
        hr = SH_ShowPropertiesDialog(strFile.pOleStr, pidlFolder, apidl);
        if (FAILED(hr))
            ERR("SH_ShowPropertiesDialog failed\n");
    }
    else
    {
        ERR("Failed to get display name\n");
    }

    SHFree(pidlFolder);
    _ILFreeaPidl(apidl, cidl);

    return hr;
}

Referenced by CDrivesFolder::CallBack(), CFSFolder::CallBack(), and CDesktopFolder::CallBack().

SHOpenFolderAndSelectItems()

EXTERN_C HRESULT WINAPI SHOpenFolderAndSelectItems	(	PCIDLIST_ABSOLUTE	pidlFolder,
		UINT	cidl,
		PCUITEMID_CHILD_ARRAY	apidl,
		DWORD	dwFlags
	)

Definition at line 389 of file shlfolder.cpp.

{
    ERR("SHOpenFolderAndSelectItems() is hackplemented\n");
    PCIDLIST_ABSOLUTE pidlItem;
    if (cidl)
    {
        /* Firefox sends a full pidl here dispite the fact it is a PCUITEMID_CHILD_ARRAY -_- */
        if (ILGetNext(apidl[0]) != NULL)
        {
            pidlItem = apidl[0];
        }
        else
        {
            pidlItem = ILCombine(pidlFolder, apidl[0]);
        }
    }
    else
    {
        pidlItem = pidlFolder;
    }

    CComPtr<IShellFolder> psfDesktop;

    HRESULT hr = SHGetDesktopFolder(&psfDesktop);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;

    STRRET strret;
    hr = psfDesktop->GetDisplayNameOf(pidlItem, SHGDN_FORPARSING, &strret);
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;

    WCHAR wszBuf[MAX_PATH];
    hr = StrRetToBufW(&strret, pidlItem, wszBuf, _countof(wszBuf));
    if (FAILED_UNEXPECTEDLY(hr))
        return hr;

    WCHAR wszParams[MAX_PATH];
    wcscpy(wszParams, L"/select,");
    wcscat(wszParams, wszBuf);

    SHELLEXECUTEINFOW sei;
    memset(&sei, 0, sizeof sei);
    sei.cbSize = sizeof sei;
    sei.fMask = SEE_MASK_WAITFORINPUTIDLE;
    sei.lpFile = L"explorer.exe";
    sei.lpParameters = wszParams;

    if (ShellExecuteExW(&sei))
        return S_OK;
    else
        return E_FAIL;
}

Referenced by CFindFolderContextMenu::InvokeCommand(), and CShellLink::OnCommand().

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

shell

)