[PATCH 0/3] MR566: shell32: Implement SHBindToFolderIDListParent.

[Mohamad Al-Jaf (＠maljaf)]

Called by IE11.

Signed-off-by: Mohamad Al-Jaf

v3: Fix failed test.

Don't know how to change the subject version number.

[PATCH 1/3] shell32: Implement SHBindToFolderIDListParent.

[Mohamad Al-Jaf]

From: Mohamad Al-Jaf

Called by IE11.

Signed-off-by: Mohamad Al-Jaf 
---
 dlls/shell32/pidl.c       | 50 +++++++++++++++++++++++++++++++++++++++
 dlls/shell32/shell32.spec |  1 +
 include/shlobj.h          |  2 ++
 3 files changed, 53 insertions(+)

diff --git a/dlls/shell32/pidl.c b/dlls/shell32/pidl.c
index f9c91a79132..aedce020e06 100644
--- a/dlls/shell32/pidl.c
+++ b/dlls/shell32/pidl.c
@@ -1285,6 +1285,56 @@ BOOL WINAPI SHGetPathFromIDListEx(LPCITEMIDLIST pidl, WCHAR *path, DWORD path_si
     return SUCCEEDED(hr);
 }

+/*************************************************************************
+ * SHBindToFolderIDListParent             [SHELL32.@]
+ */
+HRESULT WINAPI SHBindToFolderIDListParent(IShellFolder *psf, LPCITEMIDLIST pidl, REFIID riid, LPVOID *ppv, LPCITEMIDLIST *ppidlLast)
+{
+    IShellFolder *psfDesktop = NULL;
+    HRESULT hr;
+
+    TRACE_(shell)("%p,%p,%s\n", psf, pidl, debugstr_guid(riid));
+    pdump(pidl);
+
+    if (ppidlLast)
+        *ppidlLast = NULL;
+
+    if (!pidl || !ppv)
+        return E_INVALIDARG;
+
+    *ppv = NULL;
+
+    if (!psf)
+    {
+        hr = SHGetDesktopFolder(&psfDesktop);
+        if (FAILED(hr))
+            return hr;
+        psf = psfDesktop;
+    }
+
+    if (_ILIsPidlSimple(pidl))
+    {
+        /* we are on desktop level */
+        hr = IShellFolder_QueryInterface(psf, riid, ppv);
+    }
+    else
+    {
+        LPITEMIDLIST pidlParent = ILClone(pidl);
+        ILRemoveLastID(pidlParent);
+        hr = IShellFolder_BindToObject(psf, pidlParent, NULL, riid, ppv);
+        SHFree (pidlParent);
+    }
+
+    if (psfDesktop)
+        IShellFolder_Release(psfDesktop);
+
+    if (SUCCEEDED(hr) && ppidlLast)
+        *ppidlLast = ILFindLastID(pidl);
+
+    TRACE_(shell)("-- ppv=%p pidl=%p ret=0x%08lx\n", *ppv, (ppidlLast)?*ppidlLast:NULL, hr);
+    return hr;
+}
+
 /*************************************************************************
  *    SHBindToParent        [shell version 5.0]
  */
diff --git a/dlls/shell32/shell32.spec b/dlls/shell32/shell32.spec
index f8bf8f246e8..5b812774e1f 100644
--- a/dlls/shell32/shell32.spec
+++ b/dlls/shell32/shell32.spec
@@ -334,6 +334,7 @@
 @ stdcall SHAssocEnumHandlers(wstr long ptr)
 @ stdcall SHBindToObject(ptr ptr ptr ptr ptr)
 @ stdcall SHBindToParent(ptr ptr ptr ptr)
+@ stdcall SHBindToFolderIDListParent(ptr ptr ptr ptr ptr)
 @ stdcall SHBrowseForFolder(ptr) SHBrowseForFolderA
 @ stdcall SHBrowseForFolderA(ptr)
 @ stdcall SHBrowseForFolderW(ptr)
diff --git a/include/shlobj.h b/include/shlobj.h
index 8d6eab85eb6..7992bb16b29 100644
--- a/include/shlobj.h
+++ b/include/shlobj.h
@@ -1644,6 +1644,8 @@ HRESULT WINAPI SHGetFolderPathW(HWND hwnd, int nFolder, HANDLE hToken, DWORD dwF
  */
 HRESULT WINAPI SHGetDesktopFolder(IShellFolder * *);

+HRESULT WINAPI SHBindToFolderIDListParent(IShellFolder *psf, LPCITEMIDLIST pidl, REFIID riid, LPVOID *ppv, LPCITEMIDLIST *ppidlLast);
+
 /****************************************************************************
  * SHBindToParent API
  */

[PATCH 2/3] shell32: Add SHBindToFolderIDListParent tests.

[Mohamad Al-Jaf]

From: Mohamad Al-Jaf

From: Dmitry Timoshkov

Signed-off-by: Mohamad Al-Jaf 
---
 dlls/shell32/tests/shlfolder.c | 53 ++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/dlls/shell32/tests/shlfolder.c b/dlls/shell32/tests/shlfolder.c
index 02a5c0dfb2d..de84f0e31e4 100644
--- a/dlls/shell32/tests/shlfolder.c
+++ b/dlls/shell32/tests/shlfolder.c
@@ -60,6 +60,7 @@ static BOOL (WINAPI *pIsWow64Process)(HANDLE, PBOOL);
 static HRESULT (WINAPI *pSHCreateDefaultContextMenu)(const DEFCONTEXTMENU*,REFIID,void**);
 static BOOL (WINAPI *pSHGetPathFromIDListEx)(PCIDLIST_ABSOLUTE,WCHAR*,DWORD,GPFIDL_FLAGS);
 static HRESULT (WINAPI *pSHGetSetFolderCustomSettings)(LPSHFOLDERCUSTOMSETTINGS,PCWSTR,DWORD);
+static HRESULT (WINAPI *pSHBindToFolderIDListParent)(IShellFolder*,LPCITEMIDLIST,REFIID,void **,LPCITEMIDLIST*);

static WCHAR *make_wstr(const char *str)
 {
@@ -120,6 +121,7 @@ static void init_function_pointers(void)
     hmod = GetModuleHandleA("shell32.dll");

#define MAKEFUNC(f) (p##f = (void*)GetProcAddress(hmod, #f))
+    MAKEFUNC(SHBindToFolderIDListParent);
     MAKEFUNC(SHCreateItemFromIDList);
     MAKEFUNC(SHCreateItemFromParsingName);
     MAKEFUNC(SHCreateItemFromRelativeName);
@@ -5497,6 +5499,56 @@ static void test_SHOpenFolderAndSelectItems(void)
     ILFree(folder);
 }

+static void test_SHBindToFolderIDListParent(void)
+{
+    IShellFolder *psf_desktop;
+    LPITEMIDLIST pidl;
+    HRESULT hr;
+    WCHAR path[MAX_PATH];
+    SHITEMID empty_item = { 0, { 0 } };
+    LPITEMIDLIST pidl_empty = (LPITEMIDLIST)&empty_item;
+    LPCITEMIDLIST pidl_last;
+    IShellFolder *psf;
+
+    if (!pSHBindToFolderIDListParent)
+    {
+        win_skip("SHBindToFolderIDListParent not available\n");
+        return;
+    }
+
+    GetTempPathW(ARRAY_SIZE(path), path);
+    SHGetDesktopFolder(&psf_desktop);
+
+    hr = IShellFolder_ParseDisplayName(psf_desktop, NULL, NULL, path, NULL, &pidl, 0);
+    ok(hr == S_OK, "got %#lx\n", hr);
+
+    pidl_last = NULL;
+    hr = pSHBindToFolderIDListParent(psf_desktop, pidl, &IID_IShellFolder, (void **)&psf, &pidl_last);
+    ok(hr == S_OK, "got %#lx\n", hr);
+    ok(pidl_last != NULL, "got %p\n", pidl_last);
+    IShellFolder_Release(psf);
+
+    hr = pSHBindToFolderIDListParent(NULL, pidl_empty, &IID_IShellFolder, (void **)&psf, &pidl_last);
+    ok(hr == S_OK, "got %#lx\n", hr);
+    ok(pidl_last == pidl_empty, "got %p\n", pidl_last);
+    IShellFolder_Release(psf);
+
+    hr = pSHBindToFolderIDListParent(NULL, pidl, &IID_IShellFolder, (void **)&psf, NULL);
+    ok(hr == S_OK, "got %#lx\n", hr);
+    IShellFolder_Release(psf);
+
+    if (0) /* crashes under Windows */
+        hr = pSHBindToFolderIDListParent(NULL, pidl, &IID_IShellFolder, NULL, NULL);
+
+    ILFree(pidl);
+    IShellFolder_Release(psf_desktop);
+
+    pidl_last = (LPITEMIDLIST)0xdeadbeef;
+    hr = pSHBindToFolderIDListParent(NULL, NULL, &IID_IShellFolder, (void **)&psf, &pidl_last);
+    ok(hr == E_INVALIDARG, "got %#lx\n", hr);
+    ok(pidl_last == NULL, "got %p\n", pidl_last);
+}
+
 START_TEST(shlfolder)
 {
     init_function_pointers();
@@ -5504,6 +5556,7 @@ START_TEST(shlfolder)
        CO_E_NOTINITIALIZED for malformed directory names */
     OleInitialize(NULL);

+    test_SHBindToFolderIDListParent();
     test_ParseDisplayName();
     test_SHParseDisplayName();
     test_BindToObject();

[PATCH 3/3] shell32: Reimplement SHBindToParent.

[Mohamad Al-Jaf]

From: Mohamad Al-Jaf

Signed-off-by: Mohamad Al-Jaf 
---
 dlls/shell32/pidl.c | 38 +-------------------------------------
 1 file changed, 1 insertion(+), 37 deletions(-)

diff --git a/dlls/shell32/pidl.c b/dlls/shell32/pidl.c
index aedce020e06..73141c50a0b 100644
--- a/dlls/shell32/pidl.c
+++ b/dlls/shell32/pidl.c
@@ -1340,43 +1340,7 @@ HRESULT WINAPI SHBindToFolderIDListParent(IShellFolder *psf, LPCITEMIDLIST pidl,
  */
 HRESULT WINAPI SHBindToParent(LPCITEMIDLIST pidl, REFIID riid, LPVOID *ppv, LPCITEMIDLIST *ppidlLast)
 {
-    IShellFolder    * psfDesktop;
-    HRESULT         hr=E_FAIL;
-
-    TRACE_(shell)("pidl=%p\n", pidl);
-    pdump(pidl);
-    
-    if (!pidl || !ppv)
-        return E_INVALIDARG;
-    
-    *ppv = NULL;
-    if (ppidlLast)
-        *ppidlLast = NULL;
-
-    hr = SHGetDesktopFolder(&psfDesktop);
-    if (FAILED(hr))
-        return hr;
-
-    if (_ILIsPidlSimple(pidl))
-    {
-        /* we are on desktop level */
-        hr = IShellFolder_QueryInterface(psfDesktop, riid, ppv);
-    }
-    else
-    {
-        LPITEMIDLIST pidlParent = ILClone(pidl);
-        ILRemoveLastID(pidlParent);
-        hr = IShellFolder_BindToObject(psfDesktop, pidlParent, NULL, riid, ppv);
-        SHFree (pidlParent);
-    }
-
-    IShellFolder_Release(psfDesktop);
-
-    if (SUCCEEDED(hr) && ppidlLast)
-        *ppidlLast = ILFindLastID(pidl);
-
-    TRACE_(shell)("-- psf=%p pidl=%p ret=0x%08lx\n", *ppv, (ppidlLast)?*ppidlLast:NULL, hr);
-    return hr;
+    return SHBindToFolderIDListParent(NULL, pidl, riid, ppv, ppidlLast);
 }

HRESULT WINAPI SHBindToObject(IShellFolder *psf, LPCITEMIDLIST pidl, IBindCtx *pbc, REFIID riid, void **ppv)

[Chip Davis (＠cdavis5e)]

> Don't know how to change the subject version number.

In Gitlab, that happens automatically when you (force-)push again to the branch.

[Mohamad Al-Jaf (＠maljaf)]

On Tue Aug  2 04:09:31 2022 +0000, Chip Davis wrote:
> > Don't know how to change the subject version number.
>
> In Gitlab, that happens automatically when you (force-)push again to the branch.

Thank you, Chip, much appreciated. :slight_smile:

[Mohamad Al-Jaf (＠maljaf)]

Any updates for this merge request?

[Alexandre Julliard (＠julliard)]

You should merge the two code change patches to make it clear what's
actually being changed.