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wine/dlls/shell32/shlfolder.c
Alexandre Julliard 5cb7274403 shell32: Use nameless unions/structs.
2023-07-04 13:07:18 +02:00

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/*
* Shell Folder stuff
*
* Copyright 1997 Marcus Meissner
* Copyright 1998, 1999, 2002 Juergen Schmied
*
* IShellFolder2 and related interfaces
*
* 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 St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#define COBJMACROS
#include "winerror.h"
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "wingdi.h"
#include "winuser.h"
#include "ole2.h"
#include "shlguid.h"
#include "pidl.h"
#include "shell32_main.h"
#include "shlwapi.h"
#include "wine/debug.h"
#include "shfldr.h"
WINE_DEFAULT_DEBUG_CHANNEL (shell);
/* SHCreateLinks flags */
#define SHCLF_PREFIXNAME 0x01
#define SHCLF_CREATEONDESKTOP 0x02
/***************************************************************************
* SHELL32_GetCustomFolderAttribute (internal function)
*
* Gets a value from the folder's desktop.ini file, if one exists.
*
* PARAMETERS
* pidl [I] Folder containing the desktop.ini file.
* pwszHeading [I] Heading in .ini file.
* pwszAttribute [I] Attribute in .ini file.
* pwszValue [O] Buffer to store value into.
* cchValue [I] Size in characters including NULL of buffer pointed to
* by pwszValue.
*
* RETURNS
* TRUE if returned non-NULL value.
* FALSE otherwise.
*/
static inline BOOL SHELL32_GetCustomFolderAttributeFromPath(
LPWSTR pwszFolderPath, LPCWSTR pwszHeading, LPCWSTR pwszAttribute,
LPWSTR pwszValue, DWORD cchValue)
{
PathAddBackslashW(pwszFolderPath);
PathAppendW(pwszFolderPath, L"desktop.ini");
return GetPrivateProfileStringW(pwszHeading, pwszAttribute, L"", pwszValue, cchValue, pwszFolderPath);
}
BOOL SHELL32_GetCustomFolderAttribute(
LPCITEMIDLIST pidl, LPCWSTR pwszHeading, LPCWSTR pwszAttribute,
LPWSTR pwszValue, DWORD cchValue)
{
DWORD dwAttrib = FILE_ATTRIBUTE_SYSTEM;
WCHAR wszFolderPath[MAX_PATH];
/* Hack around not having system attribute on non-Windows file systems */
if (0)
dwAttrib = _ILGetFileAttributes(pidl, NULL, 0);
if (dwAttrib & FILE_ATTRIBUTE_SYSTEM)
{
if (!SHGetPathFromIDListW(pidl, wszFolderPath))
return FALSE;
return SHELL32_GetCustomFolderAttributeFromPath(wszFolderPath, pwszHeading,
pwszAttribute, pwszValue, cchValue);
}
return FALSE;
}
/***************************************************************************
* GetNextElement (internal function)
*
* Gets a part of a string till the first backslash.
*
* PARAMETERS
* pszNext [IN] string to get the element from
* pszOut [IN] pointer to buffer which receives string
* dwOut [IN] length of pszOut
*
* RETURNS
* LPSTR pointer to first, not yet parsed char
*/
LPCWSTR GetNextElementW (LPCWSTR pszNext, LPWSTR pszOut, DWORD dwOut)
{
LPCWSTR pszTail = pszNext;
DWORD dwCopy;
TRACE ("(%s %p 0x%08lx)\n", debugstr_w(pszNext), pszOut, dwOut);
*pszOut = 0;
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%08lx %p)\n", debugstr_w (pszNext), debugstr_w (pszOut), dwOut, pszTail);
return pszTail;
}
HRESULT SHELL32_ParseNextElement (IShellFolder2 * psf, HWND hwndOwner, LPBC pbc,
LPITEMIDLIST * pidlInOut, LPOLESTR szNext, DWORD * pEaten, DWORD * pdwAttributes)
{
LPITEMIDLIST pidlOut = NULL, pidlTemp = NULL;
IShellFolder *psfChild;
HRESULT hr;
TRACE ("(%p, %p, %p, %s)\n", psf, pbc, pidlInOut ? *pidlInOut : NULL, debugstr_w (szNext));
/* get the shellfolder for the child pidl and let it analyse further */
hr = IShellFolder2_BindToObject (psf, *pidlInOut, pbc, &IID_IShellFolder, (LPVOID *) & psfChild);
if (SUCCEEDED(hr)) {
hr = IShellFolder_ParseDisplayName (psfChild, hwndOwner, pbc, szNext, pEaten, &pidlOut, pdwAttributes);
IShellFolder_Release (psfChild);
if (SUCCEEDED(hr)) {
pidlTemp = ILCombine (*pidlInOut, pidlOut);
if (!pidlTemp)
hr = E_OUTOFMEMORY;
}
if (pidlOut)
ILFree (pidlOut);
}
ILFree (*pidlInOut);
*pidlInOut = pidlTemp;
TRACE ("-- pidl=%p ret=0x%08lx\n", pidlInOut ? *pidlInOut : NULL, hr);
return hr;
}
/***********************************************************************
* SHELL32_CoCreateInitSF
*
* Creates a shell folder and initializes it with a pidl and a root folder
* via IPersistFolder3 or IPersistFolder.
*
* NOTES
* pathRoot can be NULL for Folders being a drive.
* In this case the absolute path is built from pidlChild (eg. C:)
*/
static HRESULT SHELL32_CoCreateInitSF (LPCITEMIDLIST pidlRoot, LPCWSTR pathRoot,
LPCITEMIDLIST pidlChild, REFCLSID clsid, LPVOID * ppvOut)
{
HRESULT hr;
TRACE ("(%p %s %p %s %p)\n", pidlRoot, debugstr_w(pathRoot), pidlChild, debugstr_guid(clsid), ppvOut);
hr = SHCoCreateInstance(NULL, clsid, NULL, &IID_IShellFolder, ppvOut);
if (SUCCEEDED (hr))
{
LPITEMIDLIST pidlAbsolute = ILCombine (pidlRoot, pidlChild);
IPersistFolder *pPF;
IPersistFolder3 *ppf;
if (_ILIsFolder(pidlChild) &&
SUCCEEDED (IUnknown_QueryInterface ((IUnknown *) * ppvOut, &IID_IPersistFolder3, (LPVOID *) & ppf)))
{
PERSIST_FOLDER_TARGET_INFO ppfti;
ZeroMemory (&ppfti, sizeof (ppfti));
/* fill the PERSIST_FOLDER_TARGET_INFO */
ppfti.dwAttributes = -1;
ppfti.csidl = -1;
/* build path */
if (pathRoot) {
lstrcpynW (ppfti.szTargetParsingName, pathRoot, MAX_PATH - 1);
PathAddBackslashW(ppfti.szTargetParsingName); /* FIXME: why have drives a backslash here ? */
}
if (pidlChild) {
int len = lstrlenW(ppfti.szTargetParsingName);
if (!_ILSimpleGetTextW(pidlChild, ppfti.szTargetParsingName + len, MAX_PATH - len))
hr = E_INVALIDARG;
}
IPersistFolder3_InitializeEx (ppf, NULL, pidlAbsolute, &ppfti);
IPersistFolder3_Release (ppf);
}
else if (SUCCEEDED ((hr = IUnknown_QueryInterface ((IUnknown *) * ppvOut, &IID_IPersistFolder, (LPVOID *) & pPF)))) {
IPersistFolder_Initialize (pPF, pidlAbsolute);
IPersistFolder_Release (pPF);
}
ILFree (pidlAbsolute);
}
TRACE ("-- (%p) ret=0x%08lx\n", *ppvOut, hr);
return hr;
}
/***********************************************************************
* SHELL32_BindToChild [Internal]
*
* Common code for IShellFolder_BindToObject.
*
* PARAMS
* pidlRoot [I] The parent shell folder's absolute pidl.
* pathRoot [I] Absolute dos path of the parent shell folder.
* pidlComplete [I] PIDL of the child. Relative to pidlRoot.
* riid [I] GUID of the interface, which ppvOut shall be bound to.
* ppvOut [O] A reference to the child's interface (riid).
*
* NOTES
* pidlComplete has to contain at least one non empty SHITEMID.
* This function makes special assumptions on the shell namespace, which
* means you probably can't use it for your IShellFolder implementation.
*/
HRESULT SHELL32_BindToChild (LPCITEMIDLIST pidlRoot, const CLSID *clsidChild,
LPCWSTR pathRoot, LPCITEMIDLIST pidlComplete, REFIID riid, LPVOID * ppvOut)
{
GUID const *clsid;
IShellFolder *pSF;
HRESULT hr;
LPITEMIDLIST pidlChild;
TRACE("(%p %s %p %s %p)\n", pidlRoot, debugstr_w(pathRoot), pidlComplete, debugstr_guid(riid), ppvOut);
if (!pidlRoot || !ppvOut || _ILIsEmpty(pidlComplete))
return E_INVALIDARG;
*ppvOut = NULL;
pidlChild = ILCloneFirst (pidlComplete);
if ((clsid = _ILGetGUIDPointer (pidlChild))) {
/* virtual folder */
hr = SHELL32_CoCreateInitSF (pidlRoot, pathRoot, pidlChild, clsid, (LPVOID *)&pSF);
} else if (_ILIsValue(pidlChild)) {
/* Don't bind to files */
hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
} else {
/* file system folder */
CLSID clsidFolder = *clsidChild;
WCHAR wszCLSIDValue[CHARS_IN_GUID], wszFolderPath[MAX_PATH], *pwszPathTail = wszFolderPath;
/* see if folder CLSID should be overridden by desktop.ini file */
if (pathRoot) {
lstrcpynW(wszFolderPath, pathRoot, MAX_PATH);
pwszPathTail = PathAddBackslashW(wszFolderPath);
}
_ILSimpleGetTextW(pidlChild,pwszPathTail,MAX_PATH - (int)(pwszPathTail - wszFolderPath));
if (SHELL32_GetCustomFolderAttributeFromPath (wszFolderPath,
L".ShellClassInfo", L"CLSID", wszCLSIDValue, CHARS_IN_GUID))
CLSIDFromString (wszCLSIDValue, &clsidFolder);
hr = SHELL32_CoCreateInitSF (pidlRoot, pathRoot, pidlChild,
&clsidFolder, (LPVOID *)&pSF);
}
ILFree (pidlChild);
if (SUCCEEDED (hr)) {
if (_ILIsPidlSimple (pidlComplete)) {
/* no sub folders */
hr = IShellFolder_QueryInterface (pSF, riid, ppvOut);
} else {
/* go deeper */
hr = IShellFolder_BindToObject (pSF, ILGetNext (pidlComplete), NULL, riid, ppvOut);
}
IShellFolder_Release (pSF);
}
TRACE ("-- returning (%p) 0x%08lx\n", *ppvOut, hr);
return hr;
}
/***********************************************************************
* SHELL32_GetDisplayNameOfChild
*
* Retrieves the display name of a child object of a shellfolder.
*
* For a pidl eg. [subpidl1][subpidl2][subpidl3]:
* - it binds to the child shellfolder [subpidl1]
* - asks it for the displayname of [subpidl2][subpidl3]
*
* Is possible the pidl is a simple pidl. In this case it asks the
* subfolder for the displayname of an empty pidl. The subfolder
* returns the own displayname eg. "::{guid}". This is used for
* virtual folders with the registry key WantsFORPARSING set.
*/
HRESULT SHELL32_GetDisplayNameOfChild (IShellFolder2 * psf,
LPCITEMIDLIST pidl, DWORD dwFlags, LPWSTR szOut, DWORD dwOutLen)
{
LPITEMIDLIST pidlFirst;
HRESULT hr;
TRACE ("(%p)->(pidl=%p 0x%08lx %p 0x%08lx)\n", psf, pidl, dwFlags, szOut, dwOutLen);
pdump (pidl);
pidlFirst = ILCloneFirst (pidl);
if (pidlFirst) {
IShellFolder2 *psfChild;
hr = IShellFolder2_BindToObject (psf, pidlFirst, NULL, &IID_IShellFolder, (LPVOID *) & psfChild);
if (SUCCEEDED (hr)) {
STRRET strTemp;
LPITEMIDLIST pidlNext = ILGetNext (pidl);
hr = IShellFolder2_GetDisplayNameOf (psfChild, pidlNext, dwFlags, &strTemp);
if (SUCCEEDED (hr)) {
if(!StrRetToStrNW (szOut, dwOutLen, &strTemp, pidlNext))
hr = E_FAIL;
}
IShellFolder2_Release (psfChild);
}
ILFree (pidlFirst);
} else
hr = E_OUTOFMEMORY;
TRACE ("-- ret=0x%08lx %s\n", hr, debugstr_w(szOut));
return hr;
}
/***********************************************************************
* SHELL32_GetItemAttributes
*
* NOTES
* Observed values:
* folder: 0xE0000177 FILESYSTEM | HASSUBFOLDER | FOLDER
* file: 0x40000177 FILESYSTEM
* drive: 0xf0000144 FILESYSTEM | HASSUBFOLDER | FOLDER | FILESYSANCESTOR
* mycomputer: 0xb0000154 HASSUBFOLDER | FOLDER | FILESYSANCESTOR
* (seems to be default for shell extensions if no registry entry exists)
*
* win2k:
* folder: 0xF0400177 FILESYSTEM | HASSUBFOLDER | FOLDER | FILESYSANCESTOR | CANMONIKER
* file: 0x40400177 FILESYSTEM | CANMONIKER
* drive 0xF0400154 FILESYSTEM | HASSUBFOLDER | FOLDER | FILESYSANCESTOR | CANMONIKER | CANRENAME (LABEL)
*
* According to the MSDN documentation this function should not set flags. It claims only to reset flags when necessary.
* However it turns out the native shell32.dll _sets_ flags in several cases - so do we.
*/
HRESULT SHELL32_GetItemAttributes (IShellFolder2 *psf, LPCITEMIDLIST pidl, LPDWORD pdwAttributes)
{
DWORD dwAttributes;
BOOL has_guid;
static const DWORD dwSupportedAttr=
SFGAO_CANCOPY | /*0x00000001 */
SFGAO_CANMOVE | /*0x00000002 */
SFGAO_CANLINK | /*0x00000004 */
SFGAO_CANRENAME | /*0x00000010 */
SFGAO_CANDELETE | /*0x00000020 */
SFGAO_HASPROPSHEET | /*0x00000040 */
SFGAO_DROPTARGET | /*0x00000100 */
SFGAO_LINK | /*0x00010000 */
SFGAO_READONLY | /*0x00040000 */
SFGAO_HIDDEN | /*0x00080000 */
SFGAO_FILESYSANCESTOR | /*0x10000000 */
SFGAO_FOLDER | /*0x20000000 */
SFGAO_FILESYSTEM | /*0x40000000 */
SFGAO_HASSUBFOLDER; /*0x80000000 */
TRACE ("0x%08lx\n", *pdwAttributes);
if (*pdwAttributes & ~dwSupportedAttr)
{
WARN ("attributes 0x%08lx not implemented\n", (*pdwAttributes & ~dwSupportedAttr));
*pdwAttributes &= dwSupportedAttr;
}
has_guid = _ILGetGUIDPointer(pidl) != NULL;
dwAttributes = *pdwAttributes;
if (_ILIsDrive (pidl)) {
*pdwAttributes &= SFGAO_HASSUBFOLDER|SFGAO_FILESYSTEM|SFGAO_FOLDER|SFGAO_FILESYSANCESTOR|
SFGAO_DROPTARGET|SFGAO_HASPROPSHEET|SFGAO_CANLINK;
} else if (has_guid && HCR_GetFolderAttributes(pidl, &dwAttributes)) {
*pdwAttributes = dwAttributes;
} else if (_ILGetDataPointer (pidl)) {
DWORD file_attr = _ILGetFileAttributes (pidl, NULL, 0);
if (!file_attr) {
WCHAR path[MAX_PATH];
STRRET strret;
/* File attributes are not present in the internal PIDL structure, so get them from the file system. */
HRESULT hr = IShellFolder2_GetDisplayNameOf(psf, pidl, SHGDN_FORPARSING, &strret);
if (SUCCEEDED(hr)) {
hr = StrRetToBufW(&strret, pidl, path, MAX_PATH);
/* call GetFileAttributes() only for file system paths, not for parsing names like "::{...}" */
if (SUCCEEDED(hr) && path[0]!=':')
file_attr = GetFileAttributesW(path);
}
}
/* Set common attributes */
*pdwAttributes |= SFGAO_FILESYSTEM | SFGAO_DROPTARGET | SFGAO_HASPROPSHEET | SFGAO_CANDELETE |
SFGAO_CANRENAME | SFGAO_CANLINK | SFGAO_CANMOVE | SFGAO_CANCOPY;
if (file_attr & FILE_ATTRIBUTE_DIRECTORY)
*pdwAttributes |= (SFGAO_FOLDER | SFGAO_HASSUBFOLDER | SFGAO_FILESYSANCESTOR | SFGAO_STORAGEANCESTOR | SFGAO_STORAGE);
else
{
*pdwAttributes &= ~(SFGAO_FOLDER | SFGAO_HASSUBFOLDER | SFGAO_FILESYSANCESTOR | SFGAO_STORAGEANCESTOR | SFGAO_STORAGE);
*pdwAttributes |= SFGAO_STREAM;
}
if (file_attr & FILE_ATTRIBUTE_HIDDEN)
*pdwAttributes |= SFGAO_HIDDEN;
else
*pdwAttributes &= ~SFGAO_HIDDEN;
if (file_attr & FILE_ATTRIBUTE_READONLY)
*pdwAttributes |= SFGAO_READONLY;
else
*pdwAttributes &= ~SFGAO_READONLY;
if (SFGAO_LINK & *pdwAttributes) {
char ext[MAX_PATH];
if (!_ILGetExtension(pidl, ext, MAX_PATH) || lstrcmpiA(ext, "lnk"))
*pdwAttributes &= ~SFGAO_LINK;
}
} else {
*pdwAttributes &= SFGAO_HASSUBFOLDER|SFGAO_FOLDER|SFGAO_FILESYSANCESTOR|SFGAO_DROPTARGET|SFGAO_HASPROPSHEET|SFGAO_CANRENAME|SFGAO_CANLINK;
}
TRACE ("-- 0x%08lx\n", *pdwAttributes);
return S_OK;
}
/***********************************************************************
* SHELL32_CompareIDs
*/
HRESULT SHELL32_CompareIDs(IShellFolder2 *sf, LPARAM lParam, LPCITEMIDLIST pidl1,
LPCITEMIDLIST pidl2)
{
int type1, type2;
char szTemp1[MAX_PATH];
char szTemp2[MAX_PATH];
HRESULT nReturn;
LPITEMIDLIST firstpidl, nextpidl1, nextpidl2;
IShellFolder *psf;
/* test for empty pidls */
BOOL isEmpty1 = _ILIsDesktop (pidl1);
BOOL isEmpty2 = _ILIsDesktop (pidl2);
if (isEmpty1 && isEmpty2)
return MAKE_HRESULT( SEVERITY_SUCCESS, 0, 0 );
if (isEmpty1)
return MAKE_HRESULT( SEVERITY_SUCCESS, 0, (WORD)-1 );
if (isEmpty2)
return MAKE_HRESULT( SEVERITY_SUCCESS, 0, 1 );
/* test for different types. Sort order is the PT_* constant */
type1 = _ILGetDataPointer (pidl1)->type;
type2 = _ILGetDataPointer (pidl2)->type;
if (type1 < type2)
return MAKE_HRESULT( SEVERITY_SUCCESS, 0, (WORD)-1 );
else if (type1 > type2)
return MAKE_HRESULT( SEVERITY_SUCCESS, 0, 1 );
/* test for name of pidl */
_ILSimpleGetText (pidl1, szTemp1, MAX_PATH);
_ILSimpleGetText (pidl2, szTemp2, MAX_PATH);
nReturn = lstrcmpiA (szTemp1, szTemp2);
if (nReturn < 0)
return MAKE_HRESULT( SEVERITY_SUCCESS, 0, (WORD)-1 );
else if (nReturn > 0)
return MAKE_HRESULT( SEVERITY_SUCCESS, 0, 1 );
/* test of complex pidls */
firstpidl = ILCloneFirst (pidl1);
nextpidl1 = ILGetNext (pidl1);
nextpidl2 = ILGetNext (pidl2);
/* optimizing: test special cases and bind not deeper */
/* the deeper shellfolder would do the same */
isEmpty1 = _ILIsDesktop (nextpidl1);
isEmpty2 = _ILIsDesktop (nextpidl2);
if (isEmpty1 && isEmpty2) {
nReturn = MAKE_HRESULT( SEVERITY_SUCCESS, 0, 0 );
} else if (isEmpty1) {
nReturn = MAKE_HRESULT( SEVERITY_SUCCESS, 0, (WORD)-1 );
} else if (isEmpty2) {
nReturn = MAKE_HRESULT( SEVERITY_SUCCESS, 0, 1 );
/* optimizing end */
} else if (SUCCEEDED(IShellFolder2_BindToObject(sf, firstpidl, NULL, &IID_IShellFolder, (void **)&psf))) {
nReturn = IShellFolder_CompareIDs (psf, lParam, nextpidl1, nextpidl2);
IShellFolder_Release (psf);
}
ILFree (firstpidl);
return nReturn;
}
HRESULT SHELL32_GetColumnDetails(const shvheader *data, int column, SHELLDETAILS *details)
{
details->fmt = data[column].fmt;
details->cxChar = data[column].cxChar;
if (SHELL_OsIsUnicode())
{
details->str.pOleStr = CoTaskMemAlloc(MAX_PATH * sizeof(WCHAR));
if (!details->str.pOleStr) return E_OUTOFMEMORY;
details->str.uType = STRRET_WSTR;
LoadStringW(shell32_hInstance, data[column].colnameid, details->str.pOleStr, MAX_PATH);
}
else
{
details->str.uType = STRRET_CSTR;
LoadStringA(shell32_hInstance, data[column].colnameid, details->str.cStr, MAX_PATH);
}
return S_OK;
}
HRESULT shellfolder_map_column_to_scid(const shvheader *header, UINT column, SHCOLUMNID *scid)
{
if (header[column].fmtid == NULL)
{
FIXME("missing property id for column %u.\n", column);
memset(scid, 0, sizeof(*scid));
return E_NOTIMPL;
}
scid->fmtid = *header[column].fmtid;
scid->pid = header[column].pid;
return S_OK;
}
HRESULT shellfolder_get_file_details(IShellFolder2 *iface, LPCITEMIDLIST pidl, const shvheader *header,
int column, SHELLDETAILS *psd)
{
psd->str.uType = STRRET_CSTR;
switch (header[column].pid)
{
case PID_STG_NAME:
return IShellFolder2_GetDisplayNameOf( iface, pidl, SHGDN_NORMAL | SHGDN_INFOLDER, &psd->str );
case PID_STG_SIZE:
_ILGetFileSize( pidl, psd->str.cStr, MAX_PATH );
break;
case PID_STG_STORAGETYPE:
_ILGetFileType( pidl, psd->str.cStr, MAX_PATH );
break;
case PID_STG_WRITETIME:
_ILGetFileDate( pidl, psd->str.cStr, MAX_PATH );
break;
case PID_STG_ATTRIBUTES:
_ILGetFileAttributes( pidl, psd->str.cStr, MAX_PATH );
break;
}
return S_OK;
}
/***********************************************************************
* SHCreateLinks
*
* Undocumented.
*/
HRESULT WINAPI SHCreateLinks( HWND hWnd, LPCSTR lpszDir, LPDATAOBJECT lpDataObject,
UINT uFlags, LPITEMIDLIST *lppidlLinks)
{
FIXME("%p %s %p %08x %p\n",hWnd,lpszDir,lpDataObject,uFlags,lppidlLinks);
return E_NOTIMPL;
}
/***********************************************************************
* SHOpenFolderAndSelectItems
*
* Added in XP.
*/
HRESULT WINAPI SHOpenFolderAndSelectItems(PCIDLIST_ABSOLUTE pidlFolder, UINT cidl,
PCUITEMID_CHILD_ARRAY apidl, DWORD flags)
{
static const unsigned int magic = 0xe32ee32e;
unsigned int i, uint_flags, size, child_count = 0;
const ITEMIDLIST *pidl_parent, *pidl_child;
VARIANT var_parent, var_empty;
ITEMIDLIST *pidl_tmp = NULL;
SHELLEXECUTEINFOW sei = {0};
COPYDATASTRUCT cds = {0};
IDispatch *dispatch;
int timeout = 1000;
unsigned char *ptr;
IShellWindows *sw;
BOOL ret = FALSE;
HRESULT hr;
LONG hwnd;
TRACE("%p %u %p 0x%lx\n", pidlFolder, cidl, apidl, flags);
if (!pidlFolder)
return E_INVALIDARG;
if (flags & OFASI_OPENDESKTOP)
FIXME("Ignoring unsupported OFASI_OPENDESKTOP flag.\n");
if (flags & OFASI_EDIT && cidl > 1)
flags &= ~OFASI_EDIT;
hr = CoCreateInstance(&CLSID_ShellWindows, NULL, CLSCTX_LOCAL_SERVER, &IID_IShellWindows,
(void **)&sw);
if (FAILED(hr))
return hr;
if (!cidl)
{
pidl_tmp = ILClone(pidlFolder);
ILRemoveLastID(pidl_tmp);
pidl_parent = pidl_tmp;
pidl_child = ILFindLastID(pidlFolder);
apidl = &pidl_child;
cidl = 1;
}
else
{
pidl_parent = pidlFolder;
}
/* Find the existing explorer window for the parent path. Create a new one if not present. */
VariantInit(&var_empty);
VariantInit(&var_parent);
size = ILGetSize(pidl_parent);
V_VT(&var_parent) = VT_ARRAY | VT_UI1;
V_ARRAY(&var_parent) = SafeArrayCreateVector(VT_UI1, 0, size);
memcpy(V_ARRAY(&var_parent)->pvData, pidl_parent, size);
hr = IShellWindows_FindWindowSW(sw, &var_parent, &var_empty, SWC_EXPLORER, &hwnd, 0, &dispatch);
if (hr != S_OK)
{
sei.cbSize = sizeof(sei);
sei.fMask = SEE_MASK_FLAG_NO_UI | SEE_MASK_IDLIST | SEE_MASK_NOASYNC | SEE_MASK_WAITFORINPUTIDLE;
sei.lpVerb = L"explore";
sei.lpIDList = (void *)pidl_parent;
sei.nShow = SW_NORMAL;
if (!ShellExecuteExW(&sei))
{
WARN("Failed to create a explorer window.\n");
goto done;
}
while (timeout > 0)
{
hr = IShellWindows_FindWindowSW(sw, &var_parent, &var_empty, SWC_EXPLORER, &hwnd, 0,
&dispatch);
if (hr == S_OK)
break;
timeout -= 100;
Sleep(100);
}
if (hr != S_OK)
{
WARN("Failed to find the explorer window.\n");
goto done;
}
}
/* Send WM_COPYDATA to tell explorer.exe to open windows */
size = sizeof(cidl) + sizeof(uint_flags);
for (i = 0; i < cidl; ++i)
size += ILGetSize(apidl[i]);
cds.dwData = magic;
cds.cbData = size;
cds.lpData = malloc(size);
if (!cds.lpData)
{
hr = E_OUTOFMEMORY;
goto done;
}
/* Add the count of child ITEMIDLIST, set its value at the end */
ptr = (unsigned char *)cds.lpData + sizeof(cidl);
/* Add flags. Have to use unsigned int because DWORD may have a different size */
uint_flags = flags;
memcpy(ptr, &uint_flags, sizeof(uint_flags));
ptr += sizeof(uint_flags);
/* Add child ITEMIDLIST */
for (i = 0; i < cidl; ++i)
{
if (apidl != &pidl_child)
pidl_child = ILFindChild(pidl_parent, apidl[i]);
if (pidl_child)
{
size = ILGetSize(pidl_child);
memcpy(ptr, pidl_child, size);
ptr += size;
++child_count;
}
}
/* Set the count of child ITEMIDLIST */
memcpy(cds.lpData, &child_count, sizeof(child_count));
SetForegroundWindow(GetAncestor((HWND)(LONG_PTR)hwnd, GA_ROOT));
ret = SendMessageW((HWND)(LONG_PTR)hwnd, WM_COPYDATA, 0, (LPARAM)&cds);
hr = ret ? S_OK : E_FAIL;
done:
free(cds.lpData);
VariantClear(&var_parent);
if (pidl_tmp)
ILFree(pidl_tmp);
IShellWindows_Release(sw);
return hr;
}
/***********************************************************************
* SHGetSetFolderCustomSettings (SHELL32.709)
*
* Only Unicode above Server 2003, writes/reads from a Desktop.ini
*/
HRESULT WINAPI SHGetSetFolderCustomSettings( LPSHFOLDERCUSTOMSETTINGS fcs, PCWSTR path, DWORD flag )
{
WCHAR bufferW[MAX_PATH];
HRESULT hr;
hr = E_FAIL;
bufferW[0] = 0;
if (!fcs || !path)
return hr;
if (flag & FCS_FORCEWRITE)
{
if (fcs->dwMask & FCSM_ICONFILE)
{
lstrcpyW(bufferW, path);
PathAddBackslashW(bufferW);
lstrcatW(bufferW, L"desktop.ini");
if (WritePrivateProfileStringW(L".ShellClassInfo", L"IconResource", fcs->pszIconFile, bufferW))
{
TRACE("Wrote an iconresource entry %s into %s\n", debugstr_w(fcs->pszIconFile), debugstr_w(bufferW));
hr = S_OK;
}
else
ERR("Failed to write (to) Desktop.ini file\n");
}
}
else
FIXME("%p %s 0x%lx: stub\n", fcs, debugstr_w(path), flag);
return hr;
}
/***********************************************************************
* SHLimitInputEdit (SHELL32.747)
*/
HRESULT WINAPI SHLimitInputEdit( HWND textbox, IShellFolder *folder )
{
FIXME("%p %p: stub\n", textbox, folder);
return E_NOTIMPL;
}
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