Muldersoft/MUtilities
Muldersoft/MUtilities
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Various improvements to known_folder() function.

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This commit is contained in:
LoRd_MuldeR 2019-05-13 20:58:29 +02:00
parent 60d17ef37e
commit 1ea1c23d12
1 changed files with 23 additions and 6 deletions
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29
src/OSSupport_Win32.cpp
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@ -708,6 +708,23 @@ s_known_folders_lut[] =
{ 0x0024, { 0xF38BF404, 0x1D43, 0x42F2, { 0x93, 0x05, 0x67, 0xDE, 0x0B, 0x28, 0xFC, 0x23 } } }, //CSIDL_WINDOWS_FOLDER
};
static QString known_folder_verify(const wchar_t *const path)
{
const QDir folderPath = QDir(QDir::fromNativeSeparators(MUTILS_QSTR(path)));
if (folderPath.exists())
{
const QString absolutePath = folderPath.absolutePath();
const HANDLE handle = CreateFileW(MUTILS_WCHR(QDir::toNativeSeparators(absolutePath)), 0U, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if (handle != INVALID_HANDLE_VALUE)
{
SetHandleInformation(handle, HANDLE_FLAG_PROTECT_FROM_CLOSE, HANDLE_FLAG_PROTECT_FROM_CLOSE);
return absolutePath;
}
}
return QString(); /*failed*/
}
static QString known_folder_fallback(const size_t folderId)
{
static const DWORD s_shgfpTypes[3] =
@ -735,10 +752,10 @@ static QString known_folder_fallback(const size_t folderId)
if (getFolderPath(NULL, s_known_folders_lut[folderId].csidl | s_shgfpFlags[j], NULL, s_shgfpTypes[i], pathBuffer.data()) == S_OK)
{
//MessageBoxW(0, path, L"SHGetFolderPathW", MB_TOPMOST);
const QDir folderPathTemp = QDir(QDir::fromNativeSeparators(MUTILS_QSTR(pathBuffer.data())));
if (folderPathTemp.exists())
const QString folderPath = known_folder_verify(pathBuffer.data());
if (!folderPath.isEmpty())
{
return folderPathTemp.canonicalPath();
return folderPath;
}
}
}
@ -776,11 +793,11 @@ static QString known_folder_detect(const size_t folderId)
if (getKnownFolderPath(s_known_folders_lut[folderId].kfuid, s_kfFlags[i], NULL, &path) == S_OK)
{
//MessageBoxW(0, path, L"SHGetKnownFolderPath", MB_TOPMOST);
const QDir folderPathTemp = QDir(QDir::fromNativeSeparators(MUTILS_QSTR(path)));
const QString folderPath = known_folder_verify(path);
CoTaskMemFree(path);
if (folderPathTemp.exists())
if (!folderPath.isEmpty())
{
return folderPathTemp.canonicalPath();
return folderPath;
}
}
}