[reactos] 01/01: [BROWSEUI][SDK] Half-implement CShellBrowser::GetPropertyBag (#5635)

[Katayama Hirofumi MZ]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=4814dfea01b4651a58d8d8...

commit 4814dfea01b4651a58d8d8951c02ec4fcf1ee8ea
Author:     Katayama Hirofumi MZ [e-mail]
AuthorDate: Sun Sep 3 12:09:55 2023 +0900
Commit:     GitHub [e-mail]
CommitDate: Sun Sep 3 12:09:55 2023 +0900

[BROWSEUI][SDK] Half-implement CShellBrowser::GetPropertyBag (#5635)

- Implement CShellBrowser::GetPropertyBag
      a little by using SHGetViewStatePropertyBag.
    - Add SHGetPathFromIDListWrapW prototype to
    <shlwapi_undoc.h>.
    CORE-9283
---
 dll/win32/browseui/shellbrowser.cpp | 23 ++++++++++++++++++++++-
 sdk/include/reactos/shlwapi_undoc.h |  1 +
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/dll/win32/browseui/shellbrowser.cpp b/dll/win32/browseui/shellbrowser.cpp
index f6cb992dbb6..9c8edff1822 100644
--- a/dll/win32/browseui/shellbrowser.cpp
+++ b/dll/win32/browseui/shellbrowser.cpp
@@ -2387,12 +2387,33 @@ HRESULT STDMETHODCALLTYPE CShellBrowser::QueryService(REFGUID guidService, REFII
     return E_NOINTERFACE;
 }

+static BOOL _ILIsNetworkPlace(LPCITEMIDLIST pidl)
+{
+    WCHAR szPath[MAX_PATH];
+    return SHGetPathFromIDListWrapW(pidl, szPath) && PathIsUNCW(szPath);
+}
+
 HRESULT STDMETHODCALLTYPE CShellBrowser::GetPropertyBag(long flags, REFIID riid, void **ppvObject)
 {
     if (ppvObject == NULL)
         return E_POINTER;
+
     *ppvObject = NULL;
-    return E_NOTIMPL;
+
+    LPITEMIDLIST pidl;
+    HRESULT hr = GetPidl(&pidl);
+    if (FAILED_UNEXPECTEDLY(hr))
+        return E_FAIL;
+
+    // FIXME: pidl for Internet etc.
+
+    if (_ILIsNetworkPlace(pidl))
+        flags |= SHGVSPB_ROAM;
+
+    hr = SHGetViewStatePropertyBag(pidl, L"Shell", flags, riid, ppvObject);
+
+    ILFree(pidl);
+    return hr;
 }

HRESULT STDMETHODCALLTYPE CShellBrowser::GetTypeInfoCount(UINT *pctinfo)
diff --git a/sdk/include/reactos/shlwapi_undoc.h b/sdk/include/reactos/shlwapi_undoc.h
index cd427170815..1cb5a064631 100644
--- a/sdk/include/reactos/shlwapi_undoc.h
+++ b/sdk/include/reactos/shlwapi_undoc.h
@@ -276,6 +276,7 @@ BOOL WINAPI PathFileExistsDefExtW(LPWSTR lpszPath, DWORD dwWhich);
 BOOL WINAPI PathFindOnPathExW(LPWSTR lpszFile, LPCWSTR *lppszOtherDirs, DWORD dwWhich);
 VOID WINAPI FixSlashesAndColonW(LPWSTR);
 BOOL WINAPI PathIsValidCharW(WCHAR c, DWORD dwClass);
+BOOL WINAPI SHGetPathFromIDListWrapW(LPCITEMIDLIST pidl, LPWSTR pszPath);

#ifdef __cplusplus
 } /* extern "C" */