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[SHELL32] Correctly compare pidls for SHBrowseForFolder BFFM_SETEXPANDED (#7499)

Browse source 
_ILIsEqualSimple just does a memcmp and that does not work for all items.

Should improve shell change notifications (CORE-13950).
This commit is contained in:
Whindmar Saksit 2024-11-16 16:28:28 +01:00 committed by GitHub
parent 81860b482a
commit 6d109254ab
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GPG key ID: B5690EEEBB952194
9 changed files with 298 additions and 115 deletions
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4
dll/win32/shell32/CDefView.cpp
View file

@ -4608,9 +4608,9 @@ HRESULT WINAPI CDefView::GetAdvise(DWORD *pAspects, DWORD *pAdvf, IAdviseSink **
HRESULT STDMETHODCALLTYPE CDefView::QueryService(REFGUID guidService, REFIID riid, void **ppvObject) HRESULT STDMETHODCALLTYPE CDefView::QueryService(REFGUID guidService, REFIID riid, void **ppvObject)
{ {
if (IsEqualIID(guidService, SID_IShellBrowser)) if (IsEqualIID(guidService, SID_IShellBrowser) && m_pShellBrowser)
return m_pShellBrowser->QueryInterface(riid, ppvObject); return m_pShellBrowser->QueryInterface(riid, ppvObject);
else if(IsEqualIID(guidService, SID_IFolderView)) else if (IsEqualIID(guidService, SID_IFolderView))
return QueryInterface(riid, ppvObject); return QueryInterface(riid, ppvObject);
return E_NOINTERFACE; return E_NOINTERFACE;

186
dll/win32/shell32/brfolder.cpp
View file

@ -11,11 +11,36 @@
#include "precomp.h" #include "precomp.h"
#include <ui/layout.h> // Resizable window #include <ui/layout.h> // Resizable window
#include <compat_undoc.h> // RosGetProcessEffectiveVersion
WINE_DEFAULT_DEBUG_CHANNEL(shell); WINE_DEFAULT_DEBUG_CHANNEL(shell);
#define SHV_CHANGE_NOTIFY (WM_USER + 0x1111) #define SHV_CHANGE_NOTIFY (WM_USER + 0x1111)
static LPITEMIDLIST
ILCloneToDepth(LPCITEMIDLIST pidlSrc, UINT depth)
{
SIZE_T cb = 0;
for (LPCITEMIDLIST pidl = pidlSrc; pidl && depth--; pidl = ILGetNext(pidl))
cb += pidl->mkid.cb;
LPITEMIDLIST pidlOut = (LPITEMIDLIST)SHAlloc(cb + sizeof(WORD));
if (pidlOut)
{
CopyMemory(pidlOut, pidlSrc, cb);
ZeroMemory(((BYTE*)pidlOut) + cb, sizeof(WORD));
}
return pidlOut;
}
static INT
GetIconIndex(PCIDLIST_ABSOLUTE pidl, UINT uFlags)
{
SHFILEINFOW sfi;
SHGetFileInfoW((LPCWSTR)pidl, 0, &sfi, sizeof(sfi), uFlags);
return sfi.iIcon;
}
struct BrFolder struct BrFolder
{ {
LPBROWSEINFOW lpBrowseInfo; LPBROWSEINFOW lpBrowseInfo;
@ -145,12 +170,9 @@ BrFolder_InitTreeView(BrFolder *info)
{ {
HIMAGELIST hImageList; HIMAGELIST hImageList;
HRESULT hr; HRESULT hr;
CComPtr<IShellFolder> lpsfParent;
CComPtr<IEnumIDList> pEnumChildren;
HTREEITEM hItem; HTREEITEM hItem;
Shell_GetImageLists(NULL, &hImageList); Shell_GetImageLists(NULL, &hImageList);
if (hImageList) if (hImageList)
TreeView_SetImageList(info->hwndTreeView, hImageList, 0); TreeView_SetImageList(info->hwndTreeView, hImageList, 0);
@ -171,54 +193,25 @@ BrFolder_InitTreeView(BrFolder *info)
ILRemoveLastID(pidlParent); ILRemoveLastID(pidlParent);
PCIDLIST_RELATIVE pidlChild = ILFindLastID(pidlRoot); PCIDLIST_RELATIVE pidlChild = ILFindLastID(pidlRoot);
if (_ILIsDesktop(pidlParent)) CComPtr<IShellFolder> lpsfParent;
{ hr = SHBindToObject(NULL, pidlParent, /*NULL, */ IID_PPV_ARG(IShellFolder, &lpsfParent));
hr = SHGetDesktopFolder(&lpsfParent);
if (FAILED_UNEXPECTEDLY(hr)) if (FAILED_UNEXPECTEDLY(hr))
return; return;
}
else
{
CComPtr<IShellFolder> lpsfDesktop;
hr = SHGetDesktopFolder(&lpsfDesktop);
if (FAILED_UNEXPECTEDLY(hr))
return;
hr = lpsfDesktop->BindToObject(pidlParent, NULL, IID_PPV_ARG(IShellFolder, &lpsfParent));
if (FAILED_UNEXPECTEDLY(hr))
return;
}
TreeView_DeleteItem(info->hwndTreeView, TVI_ROOT); TreeView_DeleteItem(info->hwndTreeView, TVI_ROOT);
hItem = BrFolder_InsertItem(info, lpsfParent, pidlChild, pidlParent, TVI_ROOT); hItem = BrFolder_InsertItem(info, lpsfParent, pidlChild, pidlParent, TVI_ROOT);
TreeView_Expand(info->hwndTreeView, hItem, TVE_EXPAND); TreeView_Expand(info->hwndTreeView, hItem, TVE_EXPAND);
} }
static INT
BrFolder_GetIcon(PCIDLIST_ABSOLUTE pidl, UINT uFlags)
{
SHFILEINFOW sfi;
SHGetFileInfoW((LPCWSTR)pidl, 0, &sfi, sizeof(sfi), uFlags);
return sfi.iIcon;
}
static void static void
BrFolder_GetIconPair(PCIDLIST_ABSOLUTE pidl, LPTVITEMW pItem) BrFolder_GetIconPair(PCIDLIST_ABSOLUTE pidl, LPTVITEMW pItem)
{ {
DWORD flags; static const ITEMIDLIST idlDesktop = { };
CComHeapPtr<ITEMIDLIST_ABSOLUTE> pidlDesktop;
if (!pidl) if (!pidl)
{ pidl = &idlDesktop;
pidlDesktop.Attach(_ILCreateDesktop()); DWORD flags = SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON;
pidl = pidlDesktop; pItem->iImage = GetIconIndex(pidl, flags);
} pItem->iSelectedImage = GetIconIndex(pidl, flags | SHGFI_OPENICON);
flags = SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON;
pItem->iImage = BrFolder_GetIcon(pidl, flags);
flags = SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON | SHGFI_OPENICON;
pItem->iSelectedImage = BrFolder_GetIcon(pidl, flags);
} }
/****************************************************************************** /******************************************************************************
@ -766,6 +759,19 @@ BrFolder_OnInitDialog(HWND hWnd, BrFolder *info)
SHCNE_ALLEVENTS, SHCNE_ALLEVENTS,
SHV_CHANGE_NOTIFY, 1, &ntreg); SHV_CHANGE_NOTIFY, 1, &ntreg);
if (!lpBrowseInfo->pidlRoot)
{
UINT csidl = (lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE) ? CSIDL_PERSONAL : CSIDL_DRIVES;
LPITEMIDLIST pidl = SHCloneSpecialIDList(NULL, csidl, TRUE);
if (pidl)
{
SendMessageW(info->hWnd, BFFM_SETSELECTION, FALSE, (LPARAM)pidl);
if (csidl == CSIDL_DRIVES)
SendMessageW(info->hWnd, BFFM_SETEXPANDED, FALSE, (LPARAM)pidl);
ILFree(pidl);
}
}
BrFolder_Callback(info->lpBrowseInfo, hWnd, BFFM_INITIALIZED, 0); BrFolder_Callback(info->lpBrowseInfo, hWnd, BFFM_INITIALIZED, 0);
SHAutoComplete(GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_FOLDER_TEXT), SHAutoComplete(GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_FOLDER_TEXT),
@ -985,8 +991,9 @@ BrFolder_OnContextMenu(BrFolder &info, LPARAM lParam)
} }
static BOOL static BOOL
BrFolder_OnSetExpandedPidl(BrFolder *info, LPITEMIDLIST pidlSelection, HTREEITEM *phItem) BrFolder_ExpandToPidl(BrFolder *info, LPITEMIDLIST pidlSelection, HTREEITEM *phItem)
{ {
LPITEMIDLIST pidlCurrent = pidlSelection;
if (_ILIsDesktop(pidlSelection)) if (_ILIsDesktop(pidlSelection))
{ {
if (phItem) if (phItem)
@ -994,24 +1001,6 @@ BrFolder_OnSetExpandedPidl(BrFolder *info, LPITEMIDLIST pidlSelection, HTREEITEM
return TRUE; return TRUE;
} }
// Move pidlCurrent behind the SHITEMIDs in pidlSelection, which are the root of
// the sub-tree currently displayed.
PCIDLIST_ABSOLUTE pidlRoot = info->lpBrowseInfo->pidlRoot;
LPITEMIDLIST pidlCurrent = pidlSelection;
while (!_ILIsEmpty(pidlRoot) && _ILIsEqualSimple(pidlRoot, pidlCurrent))
{
pidlRoot = ILGetNext(pidlRoot);
pidlCurrent = ILGetNext(pidlCurrent);
}
// The given ID List is not part of the SHBrowseForFolder's current sub-tree.
if (!_ILIsEmpty(pidlRoot))
{
if (phItem)
*phItem = NULL;
return FALSE;
}
// Initialize item to point to the first child of the root folder. // Initialize item to point to the first child of the root folder.
TVITEMEXW item = { TVIF_PARAM }; TVITEMEXW item = { TVIF_PARAM };
item.hItem = TreeView_GetRoot(info->hwndTreeView); item.hItem = TreeView_GetRoot(info->hwndTreeView);
@ -1019,18 +1008,28 @@ BrFolder_OnSetExpandedPidl(BrFolder *info, LPITEMIDLIST pidlSelection, HTREEITEM
item.hItem = TreeView_GetChild(info->hwndTreeView, item.hItem); item.hItem = TreeView_GetChild(info->hwndTreeView, item.hItem);
// Walk the tree along the nodes corresponding to the remaining ITEMIDLIST // Walk the tree along the nodes corresponding to the remaining ITEMIDLIST
while (item.hItem && !_ILIsEmpty(pidlCurrent)) UINT depth = _ILGetDepth(info->lpBrowseInfo->pidlRoot);
while (item.hItem && pidlCurrent)
{ {
LPITEMIDLIST pidlNeedle = ILCloneToDepth(pidlSelection, ++depth);
if (_ILIsEmpty(pidlNeedle))
{
ILFree(pidlNeedle);
item.hItem = NULL; // Failure
break;
}
next:
TreeView_GetItem(info->hwndTreeView, &item); TreeView_GetItem(info->hwndTreeView, &item);
BrItemData *pItemData = (BrItemData *)item.lParam; const BrItemData *pItemData = (BrItemData *)item.lParam;
if (ILIsEqual(pItemData->pidlFull, pidlNeedle))
if (_ILIsEqualSimple(pItemData->pidlChild, pidlCurrent))
{ {
pidlCurrent = ILGetNext(pidlCurrent); BOOL done = _ILGetDepth(pidlSelection) == _ILGetDepth(pidlNeedle);
if (!_ILIsEmpty(pidlCurrent)) if (done)
{
pidlCurrent = NULL; // Success
}
else
{ {
// Only expand current node and move on to its first child,
// if we didn't already reach the last SHITEMID
TreeView_Expand(info->hwndTreeView, item.hItem, TVE_EXPAND); TreeView_Expand(info->hwndTreeView, item.hItem, TVE_EXPAND);
item.hItem = TreeView_GetChild(info->hwndTreeView, item.hItem); item.hItem = TreeView_GetChild(info->hwndTreeView, item.hItem);
} }
@ -1038,7 +1037,10 @@ BrFolder_OnSetExpandedPidl(BrFolder *info, LPITEMIDLIST pidlSelection, HTREEITEM
else else
{ {
item.hItem = TreeView_GetNextSibling(info->hwndTreeView, item.hItem); item.hItem = TreeView_GetNextSibling(info->hwndTreeView, item.hItem);
if (item.hItem)
goto next;
} }
ILFree(pidlNeedle);
} }
if (phItem) if (phItem)
@ -1048,19 +1050,26 @@ BrFolder_OnSetExpandedPidl(BrFolder *info, LPITEMIDLIST pidlSelection, HTREEITEM
} }
static BOOL static BOOL
BrFolder_OnSetExpandedString(BrFolder *info, LPWSTR pszString, HTREEITEM *phItem) BrFolder_ExpandToString(BrFolder *info, LPWSTR pszString, HTREEITEM *phItem)
{ {
CComPtr<IShellFolder> psfDesktop;
HRESULT hr = SHGetDesktopFolder(&psfDesktop);
if (FAILED_UNEXPECTEDLY(hr))
return FALSE;
CComHeapPtr<ITEMIDLIST_ABSOLUTE> pidlSelection; CComHeapPtr<ITEMIDLIST_ABSOLUTE> pidlSelection;
hr = psfDesktop->ParseDisplayName(NULL, NULL, pszString, NULL, &pidlSelection, NULL); HRESULT hr = SHParseDisplayName(pszString, NULL, &pidlSelection, 0, NULL);
if (FAILED_UNEXPECTEDLY(hr)) return SUCCEEDED(hr) && BrFolder_ExpandToPidl(info, pidlSelection, phItem);
return FALSE; }
return BrFolder_OnSetExpandedPidl(info, pidlSelection, phItem); static BOOL
BrFolder_OnSetExpanded(BrFolder *info, LPITEMIDLIST pidlSelection, LPWSTR pszString)
{
HTREEITEM hItem;
BOOL ret;
if (pszString)
ret = BrFolder_ExpandToString(info, pszString, &hItem);
else
ret = BrFolder_ExpandToPidl(info, pidlSelection, &hItem);
if (ret)
TreeView_Expand(info->hwndTreeView, hItem, TVE_EXPAND);
return ret;
} }
static BOOL static BOOL
@ -1070,7 +1079,7 @@ BrFolder_OnSetSelectionPidl(BrFolder *info, LPITEMIDLIST pidlSelection)
return FALSE; return FALSE;
HTREEITEM hItem; HTREEITEM hItem;
BOOL ret = BrFolder_OnSetExpandedPidl(info, pidlSelection, &hItem); BOOL ret = BrFolder_ExpandToPidl(info, pidlSelection, &hItem);
if (ret) if (ret)
TreeView_SelectItem(info->hwndTreeView, hItem); TreeView_SelectItem(info->hwndTreeView, hItem);
return ret; return ret;
@ -1083,7 +1092,7 @@ BrFolder_OnSetSelectionW(BrFolder *info, LPWSTR pszSelection)
return FALSE; return FALSE;
HTREEITEM hItem; HTREEITEM hItem;
BOOL ret = BrFolder_OnSetExpandedString(info, pszSelection, &hItem); BOOL ret = BrFolder_ExpandToString(info, pszSelection, &hItem);
if (ret) if (ret)
TreeView_SelectItem(info->hwndTreeView, hItem); TreeView_SelectItem(info->hwndTreeView, hItem);
return ret; return ret;
@ -1304,9 +1313,9 @@ BrFolderDlgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
case BFFM_SETEXPANDED: // Unicode only case BFFM_SETEXPANDED: // Unicode only
if (wParam) // String if (wParam) // String
return BrFolder_OnSetExpandedString(info, (LPWSTR)lParam, NULL); return BrFolder_OnSetExpanded(info, NULL, (LPWSTR)lParam);
else // PIDL else // PIDL
return BrFolder_OnSetExpandedPidl(info, (LPITEMIDLIST)lParam, NULL); return BrFolder_OnSetExpanded(info, (LPITEMIDLIST)lParam, NULL);
case SHV_CHANGE_NOTIFY: case SHV_CHANGE_NOTIFY:
BrFolder_OnChange(info, wParam, lParam); BrFolder_OnChange(info, wParam, lParam);
@ -1362,16 +1371,23 @@ SHBrowseForFolderW(LPBROWSEINFOW lpbi)
{ {
TRACE("%p\n", lpbi); TRACE("%p\n", lpbi);
// MSDN says the caller must initialize COM. We do it anyway in case the caller forgot.
COleInit OleInit;
BrFolder info = { lpbi }; BrFolder info = { lpbi };
HRESULT hr = OleInitialize(NULL);
INT id = ((lpbi->ulFlags & BIF_USENEWUI) ? IDD_BROWSE_FOR_FOLDER_NEW : IDD_BROWSE_FOR_FOLDER); INT id = ((lpbi->ulFlags & BIF_USENEWUI) ? IDD_BROWSE_FOR_FOLDER_NEW : IDD_BROWSE_FOR_FOLDER);
INT_PTR ret = DialogBoxParamW(shell32_hInstance, MAKEINTRESOURCEW(id), lpbi->hwndOwner, INT_PTR ret = DialogBoxParamW(shell32_hInstance, MAKEINTRESOURCEW(id), lpbi->hwndOwner,
BrFolderDlgProc, (LPARAM)&info); BrFolderDlgProc, (LPARAM)&info);
if (SUCCEEDED(hr)) if (ret == IDOK && !(lpbi->ulFlags & BIF_NOTRANSLATETARGETS) &&
OleUninitialize(); RosGetProcessEffectiveVersion() >= _WIN32_WINNT_WINXP)
{
PIDLIST_ABSOLUTE pidlTarget;
if (SHELL_GetIDListTarget(info.pidlRet, &pidlTarget) == S_OK)
{
ILFree(info.pidlRet);
info.pidlRet = pidlTarget;
}
}
if (ret != IDOK) if (ret != IDOK)
{ {
ILFree(info.pidlRet); ILFree(info.pidlRet);

12
dll/win32/shell32/folders/CFSFolder.cpp
View file

@ -20,13 +20,20 @@ static LPCWSTR GetItemFileName(PCUITEMID_CHILD pidl, LPWSTR Buf, UINT cchMax)
if (pDataW) if (pDataW)
return pDataW->wszName; return pDataW->wszName;
LPPIDLDATA pdata = _ILGetDataPointer(pidl); LPPIDLDATA pdata = _ILGetDataPointer(pidl);
if ((pdata->type & PT_VALUEW) == PT_VALUEW) if (_ILGetFSType(pidl) & PT_FS_UNICODE_FLAG)
return (LPWSTR)pdata->u.file.szNames; return (LPWSTR)pdata->u.file.szNames;
if (_ILSimpleGetTextW(pidl, Buf, cchMax)) if (_ILSimpleGetTextW(pidl, Buf, cchMax))
return Buf; return Buf;
return NULL; return NULL;
} }
static BOOL IsRealItem(const ITEMIDLIST &idl)
{
// PIDLs created with SHSimpleIDListFromPath contain no data, otherwise, the item is "real"
FileStruct &fsitem = ((PIDLDATA*)idl.mkid.abID)->u.file;
return fsitem.dwFileSize | fsitem.uFileDate;
}
static HKEY OpenKeyFromFileType(LPCWSTR pExtension, LPCWSTR KeyName) static HKEY OpenKeyFromFileType(LPCWSTR pExtension, LPCWSTR KeyName)
{ {
HKEY hkey; HKEY hkey;
@ -1079,6 +1086,9 @@ HRESULT WINAPI CFSFolder::CompareIDs(LPARAM lParam,
/* When sorting between a File and a Folder, the Folder gets sorted first */ /* When sorting between a File and a Folder, the Folder gets sorted first */
if (bIsFolder1 != bIsFolder2) if (bIsFolder1 != bIsFolder2)
{ {
// ...but only if neither of them were generated by SHSimpleIDListFromPath
// because in that case we cannot tell if it's a file or a folder.
if (IsRealItem(*pidl1) && IsRealItem(*pidl2))
return MAKE_COMPARE_HRESULT(bIsFolder1 ? -1 : 1); return MAKE_COMPARE_HRESULT(bIsFolder1 ? -1 : 1);
} }

1
dll/win32/shell32/precomp.h
View file

@ -219,6 +219,7 @@ SHBindToObjectEx(
DWORD DWORD
SHGetAttributes(_In_ IShellFolder *psf, _In_ LPCITEMIDLIST pidl, _In_ DWORD dwAttributes); SHGetAttributes(_In_ IShellFolder *psf, _In_ LPCITEMIDLIST pidl, _In_ DWORD dwAttributes);
HRESULT SHELL_GetIDListTarget(_In_ LPCITEMIDLIST pidl, _Out_ PIDLIST_ABSOLUTE *ppidl);
HRESULT SHCoInitializeAnyApartment(VOID); HRESULT SHCoInitializeAnyApartment(VOID);
HRESULT HRESULT

5
dll/win32/shell32/shlfileop.cpp
View file

@ -1633,7 +1633,8 @@ static HRESULT delete_files(FILE_OPERATION *op, const FILE_LIST *flFrom)
BOOL bDelete; BOOL bDelete;
if (TRASH_TrashFile(fileEntry->szFullPath)) if (TRASH_TrashFile(fileEntry->szFullPath))
{ {
SHChangeNotify(SHCNE_DELETE, SHCNF_PATHW, fileEntry->szFullPath, NULL); UINT event = IsAttribFile(fileEntry->attributes) ? SHCNE_DELETE : SHCNE_RMDIR;
SHChangeNotify(event, SHCNF_PATHW, fileEntry->szFullPath, NULL);
continue; continue;
} }
@ -1652,9 +1653,7 @@ static HRESULT delete_files(FILE_OPERATION *op, const FILE_LIST *flFrom)
/* delete the file or directory */ /* delete the file or directory */
if (IsAttribFile(fileEntry->attributes)) if (IsAttribFile(fileEntry->attributes))
{
bPathExists = (ERROR_SUCCESS == SHNotifyDeleteFileW(op, fileEntry->szFullPath)); bPathExists = (ERROR_SUCCESS == SHNotifyDeleteFileW(op, fileEntry->szFullPath));
}
else else
bPathExists = SHELL_DeleteDirectoryW(op, fileEntry->szFullPath, FALSE); bPathExists = SHELL_DeleteDirectoryW(op, fileEntry->szFullPath, FALSE);

12
dll/win32/shell32/utils.cpp
View file

@ -277,6 +277,18 @@ SHGetAttributes(_In_ IShellFolder *psf, _In_ LPCITEMIDLIST pidl, _In_ DWORD dwAt
return dwAttributes; return dwAttributes;
} }
HRESULT SHELL_GetIDListTarget(_In_ LPCITEMIDLIST pidl, _Out_ PIDLIST_ABSOLUTE *ppidl)
{
IShellLink *pSL;
HRESULT hr = SHBindToObject(NULL, pidl, IID_PPV_ARG(IShellLink, &pSL));
if (SUCCEEDED(hr))
{
hr = pSL->GetIDList(ppidl); // Note: Returns S_FALSE if no target pidl
pSL->Release();
}
return hr;
}
HRESULT SHCoInitializeAnyApartment(VOID) HRESULT SHCoInitializeAnyApartment(VOID)
{ {
HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE); HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);

98
dll/win32/shell32/wine/pidl.c
View file

@ -485,6 +485,37 @@ LPITEMIDLIST WINAPI ILGlobalClone(LPCITEMIDLIST pidl)
return newpidl; return newpidl;
} }
#ifdef __REACTOS__
static inline LPITEMIDLIST _ILUnsafeNext(LPCITEMIDLIST pidl)
{
return (LPITEMIDLIST)(((BYTE*)pidl) + pidl->mkid.cb);
}
UINT _ILGetDepth(LPCITEMIDLIST pidl)
{
for (UINT i = 0;; ++i)
{
if (!pidl || !pidl->mkid.cb)
return i;
pidl = _ILUnsafeNext(pidl);
}
}
static BOOL _ILMemCmpEqualIDList(LPCITEMIDLIST p1, LPCITEMIDLIST p2)
{
for (;; p1 = _ILUnsafeNext(p1), p2 = _ILUnsafeNext(p2))
{
DWORD cb1 = p1 ? p1->mkid.cb : 0x80000000; /* Empty != NULL */
DWORD cb2 = p2 ? p2->mkid.cb : 0x80000000;
if (cb1 != cb2)
return FALSE;
if (LOWORD(cb1) == 0)
return cb1 == cb2;
if (memcmp(p1, p2, cb1))
return FALSE;
}
}
#else /* __REACTOS__ */
BOOL _ILHACKCompareSimpleIds(LPCITEMIDLIST pidltemp1, LPCITEMIDLIST pidltemp2) BOOL _ILHACKCompareSimpleIds(LPCITEMIDLIST pidltemp1, LPCITEMIDLIST pidltemp2)
{ {
LPPIDLDATA pdata1 = _ILGetDataPointer(pidltemp1); LPPIDLDATA pdata1 = _ILGetDataPointer(pidltemp1);
@ -540,6 +571,7 @@ BOOL _ILHACKCompareSimpleIds(LPCITEMIDLIST pidltemp1, LPCITEMIDLIST pidltemp2)
return TRUE; return TRUE;
} }
#endif /* __REACTOS__ */
/************************************************************************* /*************************************************************************
* ILIsEqual [SHELL32.21] * ILIsEqual [SHELL32.21]
@ -552,6 +584,21 @@ BOOL WINAPI ILIsEqual(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
TRACE("pidl1=%p pidl2=%p\n",pidl1, pidl2); TRACE("pidl1=%p pidl2=%p\n",pidl1, pidl2);
#ifdef __REACTOS__
IShellFolder *psfDesktop;
UINT depth1;
if (pidl1 == pidl2 || _ILMemCmpEqualIDList(pidltemp1, pidltemp2))
return TRUE;
depth1 = _ILGetDepth(pidl1);
if (depth1 && depth1 == _ILGetDepth(pidl2) && SUCCEEDED(SHGetDesktopFolder(&psfDesktop)))
{
HRESULT hr = IShellFolder_CompareIDs(psfDesktop, SHCIDS_CANONICALONLY, pidl1, pidl2);
IShellFolder_Release(psfDesktop);
return hr == 0;
}
#else /* __REACTOS__ */
/* /*
* Explorer reads from registry directly (StreamMRU), * Explorer reads from registry directly (StreamMRU),
* so we can only check here * so we can only check here
@ -582,10 +629,47 @@ BOOL WINAPI ILIsEqual(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
if (!pidltemp1->mkid.cb && !pidltemp2->mkid.cb) if (!pidltemp1->mkid.cb && !pidltemp2->mkid.cb)
return TRUE; return TRUE;
#endif /* __REACTOS__ */
return FALSE; return FALSE;
} }
LPCITEMIDLIST _ILIsParentEx(LPCITEMIDLIST pidlParent, LPCITEMIDLIST pidlChild, BOOL bImmediate)
{
LPCITEMIDLIST pParentRoot = pidlParent, pChildRoot = pidlChild, pResult = NULL;
LPITEMIDLIST pidl;
SIZE_T cb = 0;
if (!pidlParent || !pidlChild)
return pResult;
while (pidlParent->mkid.cb)
{
cb += pidlChild->mkid.cb;
if (!pidlChild->mkid.cb)
{
if (pidlParent->mkid.cb)
return pResult; /* The child is shorter than the parent */
else
break;
}
pidlChild = _ILUnsafeNext(pidlChild);
pidlParent = _ILUnsafeNext(pidlParent);
}
if (bImmediate && (!pidlChild->mkid.cb || _ILUnsafeNext(pidlChild)->mkid.cb))
return pResult; /* Same as parent or a deeper grandchild */
if ((pidl = SHAlloc(cb + sizeof(WORD))) != NULL)
{
CopyMemory(pidl, pChildRoot, cb);
ZeroMemory((BYTE*)pidl + cb, sizeof(WORD));
if (ILIsEqual(pParentRoot, pidl))
pResult = pidlChild;
ILFree(pidl);
}
return pResult;
}
/************************************************************************* /*************************************************************************
* ILIsParent [SHELL32.23] * ILIsParent [SHELL32.23]
* *
@ -615,6 +699,9 @@ BOOL WINAPI ILIsParent(LPCITEMIDLIST pidlParent, LPCITEMIDLIST pidlChild, BOOL b
TRACE("%p %p %x\n", pidlParent, pidlChild, bImmediate); TRACE("%p %p %x\n", pidlParent, pidlChild, bImmediate);
#ifdef __REACTOS__
return _ILIsParentEx(pParent, pChild, bImmediate) != NULL;
#else /* __REACTOS__ */
if (!pParent || !pChild) if (!pParent || !pChild)
return FALSE; return FALSE;
@ -636,6 +723,7 @@ BOOL WINAPI ILIsParent(LPCITEMIDLIST pidlParent, LPCITEMIDLIST pidlChild, BOOL b
return FALSE; return FALSE;
return TRUE; return TRUE;
#endif /* __REACTOS__ */
} }
/************************************************************************* /*************************************************************************
@ -659,6 +747,13 @@ BOOL WINAPI ILIsParent(LPCITEMIDLIST pidlParent, LPCITEMIDLIST pidlChild, BOOL b
*/ */
PUIDLIST_RELATIVE WINAPI ILFindChild(PIDLIST_ABSOLUTE pidl1, PCIDLIST_ABSOLUTE pidl2) PUIDLIST_RELATIVE WINAPI ILFindChild(PIDLIST_ABSOLUTE pidl1, PCIDLIST_ABSOLUTE pidl2)
{ {
#ifdef __REACTOS__
TRACE("pidl1=%p pidl2=%p\n", pidl1, pidl2);
if (_ILIsDesktop(pidl1))
return (PUIDLIST_RELATIVE)pidl2;
return (PUIDLIST_RELATIVE)_ILIsParentEx(pidl1, pidl2, FALSE);
#else /* __REACTOS__ */
LPCITEMIDLIST pidltemp1 = pidl1; LPCITEMIDLIST pidltemp1 = pidl1;
LPCITEMIDLIST pidltemp2 = pidl2; LPCITEMIDLIST pidltemp2 = pidl2;
LPCITEMIDLIST ret=NULL; LPCITEMIDLIST ret=NULL;
@ -694,6 +789,7 @@ PUIDLIST_RELATIVE WINAPI ILFindChild(PIDLIST_ABSOLUTE pidl1, PCIDLIST_ABSOLUTE p
} }
TRACE_(shell)("--- %p\n", ret); TRACE_(shell)("--- %p\n", ret);
return (PUIDLIST_RELATIVE)ret; /* pidl 1 is shorter */ return (PUIDLIST_RELATIVE)ret; /* pidl 1 is shorter */
#endif /* __REACTOS__ */
} }
/************************************************************************* /*************************************************************************

24
dll/win32/shell32/wine/pidl.h
View file

@ -105,8 +105,9 @@ extern "C" {
#define PT_SHARE 0xc3 #define PT_SHARE 0xc3
#ifdef __REACTOS__ #ifdef __REACTOS__
#define PT_FOLDERTYPEMASK 0x70
#define PT_DESKTOP_REGITEM 0x1F // => SHDID_ROOT_REGITEM #define PT_DESKTOP_REGITEM 0x1F // => SHDID_ROOT_REGITEM
#define PT_COMPUTER_REGITEM 0x2E // => SHDID_COMPUTER_OTHER #define PT_COMPUTER_REGITEM 0x2E // => SHDID_COMPUTER_?
#define PT_FS 0x30 // Win95 SHSimpleIDListFromPath #define PT_FS 0x30 // Win95 SHSimpleIDListFromPath
#define PT_FS_FOLDER_FLAG 0x01 #define PT_FS_FOLDER_FLAG 0x01
#define PT_FS_FILE_FLAG 0x02 #define PT_FS_FILE_FLAG 0x02
@ -116,6 +117,17 @@ extern "C" {
#define PT_CONTROLS_NEWREGITEM 0x71 #define PT_CONTROLS_NEWREGITEM 0x71
#endif #endif
static inline BYTE _ILGetType(LPCITEMIDLIST pidl)
{
return pidl && pidl->mkid.cb >= 3 ? pidl->mkid.abID[0] : 0;
}
static inline BYTE _ILGetFSType(LPCITEMIDLIST pidl)
{
const BYTE type = _ILGetType(pidl);
return (type & PT_FOLDERTYPEMASK) == PT_FS ? type : 0;
}
#include "pshpack1.h" #include "pshpack1.h"
typedef BYTE PIDLTYPE; typedef BYTE PIDLTYPE;
@ -257,14 +269,8 @@ BOOL _ILIsValue (LPCITEMIDLIST pidl) DECLSPEC_HIDDEN;
BOOL _ILIsSpecialFolder (LPCITEMIDLIST pidl) DECLSPEC_HIDDEN; BOOL _ILIsSpecialFolder (LPCITEMIDLIST pidl) DECLSPEC_HIDDEN;
BOOL _ILIsPidlSimple (LPCITEMIDLIST pidl) DECLSPEC_HIDDEN; BOOL _ILIsPidlSimple (LPCITEMIDLIST pidl) DECLSPEC_HIDDEN;
BOOL _ILIsCPanelStruct (LPCITEMIDLIST pidl) DECLSPEC_HIDDEN; BOOL _ILIsCPanelStruct (LPCITEMIDLIST pidl) DECLSPEC_HIDDEN;
static inline static inline BOOL _ILIsEmpty(LPCITEMIDLIST pidl) { return _ILIsDesktop(pidl); }
BOOL _ILIsEqualSimple (LPCITEMIDLIST pidlA, LPCITEMIDLIST pidlB) UINT _ILGetDepth(LPCITEMIDLIST pidl);
{
return (pidlA->mkid.cb > 0 && !memcmp(pidlA, pidlB, pidlA->mkid.cb)) ||
(!pidlA->mkid.cb && !pidlB->mkid.cb);
}
static inline
BOOL _ILIsEmpty (LPCITEMIDLIST pidl) { return _ILIsDesktop(pidl); }
/* /*
* simple pidls * simple pidls

63
sdk/include/reactos/shellutils.h
View file

@ -597,21 +597,19 @@ void DumpIdList(LPCITEMIDLIST pcidl)
DbgPrint("End IDList Dump.\n"); DbgPrint("End IDList Dump.\n");
} }
struct CCoInit template <HRESULT (WINAPI *InitFunc)(void*), void (WINAPI *UninitFunc)()>
struct CCoInitBase
{ {
CCoInit() HRESULT hr;
{ CCoInitBase() : hr(InitFunc(NULL)) { }
hr = CoInitialize(NULL); ~CCoInitBase()
}
~CCoInit()
{ {
if (SUCCEEDED(hr)) if (SUCCEEDED(hr))
{ UninitFunc();
CoUninitialize();
} }
}
HRESULT hr;
}; };
typedef CCoInitBase<CoInitialize, CoUninitialize> CCoInit;
typedef CCoInitBase<OleInitialize, OleUninitialize> COleInit;
#endif /* __cplusplus */ #endif /* __cplusplus */
@ -828,5 +826,50 @@ struct SHELL_GetSettingImpl
#define SHELL_GetSetting(pss, ssf, field) ( SHGetSetSettings((pss), (ssf), FALSE), (pss)->field ) #define SHELL_GetSetting(pss, ssf, field) ( SHGetSetSettings((pss), (ssf), FALSE), (pss)->field )
#endif #endif
static inline void DumpIdListOneLine(LPCITEMIDLIST pidl)
{
char buf[1024], *data, drive = 0;
for (UINT depth = 0, type; ; pidl = ILGetNext(pidl), ++depth)
{
if (!pidl || !pidl->mkid.cb)
{
if (!depth)
{
wsprintfA(buf, "%p [] (%s)\n", pidl, pidl ? "Empty/Desktop" : "NULL");
OutputDebugStringA(buf);
}
break;
}
else if (!depth)
{
wsprintfA(buf, "%p", pidl);
OutputDebugStringA(buf);
}
type = pidl->mkid.abID[0] & 0x7f;
data = (char*)&pidl->mkid.abID[0];
if (depth == 0 && type == 0x1f && pidl->mkid.cb == 20 && *(UINT*)(&data[2]) == 0x20D04FE0)
{
wsprintfA(buf, " [%.2x ThisPC?]", type); /* "?" because we did not check the full GUID */
}
else if (depth == 1 && type >= 0x20 && type < 0x30 && type != 0x2E && pidl->mkid.cb > 4)
{
drive = data[1];
wsprintfA(buf, " [%.2x %c: %ub]", type, drive, pidl->mkid.cb);
}
else if (depth >= 2 && drive && (type & 0x70) == 0x30) /* PT_FS */
{
if (type & 4)
wsprintfA(buf, " [%.2x FS %.256ls %ub]", type, data + 12, pidl->mkid.cb);
else
wsprintfA(buf, " [%.2x FS %.256hs %ub]", type, data + 12, pidl->mkid.cb);
}
else
{
wsprintfA(buf, " [%.2x ? %ub]", type, pidl->mkid.cb);
}
OutputDebugStringA(buf);
}
OutputDebugStringA("\n");
}
#endif /* __ROS_SHELL_UTILS_H */ #endif /* __ROS_SHELL_UTILS_H */