static QReadWriteLock g_known_folders_lock;
static QScopedPointer<QHash<size_t, QString>> g_known_folders_data;
-typedef HRESULT (WINAPI *SHGetKnownFolderPath_t)(const GUID &rfid, DWORD dwFlags, HANDLE hToken, PWSTR *ppszPath);
-typedef HRESULT (WINAPI *SHGetFolderPath_t) (HWND hwndOwner, int nFolder, HANDLE hToken, DWORD dwFlags, LPWSTR pszPath);
+typedef HRESULT (WINAPI *SHGetKnownFolderPathProc)(const GUID &rfid, DWORD dwFlags, HANDLE hToken, PWSTR *ppszPath);
+typedef HRESULT (WINAPI *SHGetFolderPathProc)(HWND hwndOwner, int nFolder, HANDLE hToken, DWORD dwFlags, LPWSTR pszPath);
-const QString &MUtils::OS::known_folder(known_folder_t folder_id)
+static const struct
{
- typedef enum { KF_FLAG_CREATE = 0x00008000 } kf_flags_t;
-
- struct
+ MUtils::OS::known_folder_t id;
+ INT32 csidl;
+ GUID known_folder_id;
+}
+s_known_folders_lut[] =
+{
+ { MUtils::OS::FOLDER_PROFILE_USER, 0x0028, { 0x5E6C858F, 0x0E22, 0x4760, { 0x9A, 0xFE, 0xEA, 0x33, 0x17, 0xB6, 0x71, 0x73 } } }, //CSIDL_PROFILE
+ { MUtils::OS::FOLDER_PROFILE_PUBL, 0x0000, { 0xDFDF76A2, 0xC82A, 0x4D63, { 0x90, 0x6A, 0x56, 0x44, 0xAC, 0x45, 0x73, 0x85 } } }, //FOLDERID_Public
+ { MUtils::OS::FOLDER_APPDATA_ROAM, 0x001A, { 0x3EB685DB, 0x65F9, 0x4CF6, { 0xA0, 0x3A, 0xE3, 0xEF, 0x65, 0x72, 0x9F, 0x3D } } }, //CSIDL_APPDATA
+ { MUtils::OS::FOLDER_APPDATA_LOCA, 0x001C, { 0xF1B32785, 0x6FBA, 0x4FCF, { 0x9D, 0x55, 0x7B, 0x8E, 0x7F, 0x15, 0x70, 0x91 } } }, //CSIDL_LOCAL_APPDATA
+ { MUtils::OS::FOLDER_DOCS_USER, 0x0005, { 0xFDD39AD0, 0x238F, 0x46AF, { 0xAD, 0xB4, 0x6C, 0x85, 0x48, 0x03, 0x69, 0xC7 } } }, //CSIDL_MYDOCUMENTS
+ { MUtils::OS::FOLDER_DOCS_PUBL, 0x002E, { 0xED4824AF, 0xDCE4, 0x45A8, { 0x81, 0xE2, 0xFC, 0x79, 0x65, 0x08, 0x36, 0x34 } } }, //CSIDL_COMMON_DOCUMENTS
+ { MUtils::OS::FOLDER_DESKTOP_USER, 0x0010, { 0xB4BFCC3A, 0xDB2C, 0x424C, { 0xB0, 0x29, 0x7F, 0xE9, 0x9A, 0x87, 0xC6, 0x41 } } }, //CSIDL_DESKTOPDIRECTORY
+ { MUtils::OS::FOLDER_DESKTOP_PUBL, 0x0019, { 0xC4AA340D, 0xF20F, 0x4863, { 0xAF, 0xEF, 0xF8, 0x7E, 0xF2, 0xE6, 0xBA, 0x25 } } }, //CSIDL_COMMON_DESKTOPDIRECTORY
+ { MUtils::OS::FOLDER_PICTURES_USER, 0x0027, { 0x33E28130, 0x4E1E, 0x4676, { 0x83, 0x5A, 0x98, 0x39, 0x5C, 0x3B, 0xC3, 0xBB } } }, //CSIDL_MYPICTURES
+ { MUtils::OS::FOLDER_PICTURES_PUBL, 0x0036, { 0xB6EBFB86, 0x6907, 0x413C, { 0x9A, 0xF7, 0x4F, 0xC2, 0xAB, 0xF0, 0x7C, 0xC5 } } }, //CSIDL_COMMON_PICTURES
+ { MUtils::OS::FOLDER_MUSIC_USER, 0x000D, { 0x4BD8D571, 0x6D19, 0x48D3, { 0xBE, 0x97, 0x42, 0x22, 0x20, 0x08, 0x0E, 0x43 } } }, //CSIDL_MYMUSIC
+ { MUtils::OS::FOLDER_MUSIC_PUBL, 0x0035, { 0x3214FAB5, 0x9757, 0x4298, { 0xBB, 0x61, 0x92, 0xA9, 0xDE, 0xAA, 0x44, 0xFF } } }, //CSIDL_COMMON_MUSIC
+ { MUtils::OS::FOLDER_VIDEO_USER, 0x000E, { 0x18989B1D, 0x99B5, 0x455B, { 0x84, 0x1C, 0xAB, 0x7C, 0x74, 0xE4, 0xDD, 0xFC } } }, //CSIDL_MYVIDEO
+ { MUtils::OS::FOLDER_VIDEO_PUBL, 0x0037, { 0x2400183A, 0x6185, 0x49FB, { 0xA2, 0xD8, 0x4A, 0x39, 0x2A, 0x60, 0x2B, 0xA3 } } }, //CSIDL_COMMON_VIDEO
+ { MUtils::OS::FOLDER_PROGRAMS_DEF, 0x0026, { 0x905E63B6, 0xC1BF, 0x494E, { 0xB2, 0x9C, 0x65, 0xB7, 0x32, 0xD3, 0xD2, 0x1A } } }, //CSIDL_PROGRAM_FILES
+ { MUtils::OS::FOLDER_PROGRAMS_X86, 0x002A, { 0x7C5A40EF, 0xA0FB, 0x4BFC, { 0x87, 0x4A, 0xC0, 0xF2, 0xE0, 0xB9, 0xFA, 0x8E } } }, //CSIDL_PROGRAM_FILESX86
+ { MUtils::OS::FOLDER_PROGRAMS_X64, 0x0000, { 0x6D809377, 0x6AF0, 0x444B, { 0x89, 0x57, 0xA3, 0x77, 0x3F, 0x02, 0x20, 0x0E } } }, //FOLDERID_ProgramFilesX64 (not supported for 32-bit applications)
+ { MUtils::OS::FOLDER_SYSROOT, 0x0024, { 0xF38BF404, 0x1D43, 0x42F2, { 0x93, 0x05, 0x67, 0xDE, 0x0B, 0x28, 0xFC, 0x23 } } }, //CSIDL_WINDOWS
+ { MUtils::OS::FOLDER_SYSTEM_DEF, 0x0025, { 0x1AC14E77, 0x02E7, 0x4E5D, { 0xB7, 0x44, 0x2E, 0xB1, 0xAE, 0x51, 0x98, 0xB7 } } }, //CSIDL_SYSTEM
+ { MUtils::OS::FOLDER_SYSTEM_X86, 0x0029, { 0xD65231B0, 0xB2F1, 0x4857, { 0xA4, 0xCE, 0xA8, 0xE7, 0xC6, 0xEA, 0x7D, 0x27 } } }, //CSIDL_SYSTEMX86
+ { static_cast<MUtils::OS::known_folder_t>(0) }
+};
+
+static QString known_folder_verify(const wchar_t *const path)
+{
+ const QDir folderPath = QDir(QDir::fromNativeSeparators(MUTILS_QSTR(path)));
+ if (folderPath.exists())
{
- const int csidl;
- const GUID guid;
+ 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;
+ }
}
- static s_folders[] =
+
+ return QString(); /*failed*/
+}
+
+static QString known_folder_fallback(const size_t folderId)
+{
+ static const DWORD s_shgfpTypes[3] =
{
- { 0x001a, {0x3EB685DB,0x65F9,0x4CF6,{0xA0,0x3A,0xE3,0xEF,0x65,0x72,0x9F,0x3D}} }, //CSIDL_APPDATA
- { 0x001c, {0xF1B32785,0x6FBA,0x4FCF,{0x9D,0x55,0x7B,0x8E,0x7F,0x15,0x70,0x91}} }, //CSIDL_LOCAL_APPDATA
- { 0x0028, {0x5E6C858F,0x0E22,0x4760,{0x9A,0xFE,0xEA,0x33,0x17,0xB6,0x71,0x73}} }, //CSIDL_PROFILE
- { 0x0026, {0x905e63b6,0xc1bf,0x494e,{0xb2,0x9c,0x65,0xb7,0x32,0xd3,0xd2,0x1a}} }, //CSIDL_PROGRAM_FILES
- { 0x0025, {0x1AC14E77,0x02E7,0x4E5D,{0xB7,0x44,0x2E,0xB1,0xAE,0x51,0x98,0xB7}} }, //CSIDL_SYSTEM_FOLDER
- { 0x0024, {0xF38BF404,0x1D43,0x42F2,{0x93,0x05,0x67,0xDE,0x0B,0x28,0xFC,0x23}} }, //CSIDL_WINDOWS_FOLDER
+ 0, /*SHGFP_TYPE_CURRENT*/
+ 1, /*SHGFP_TYPE_DEFAULT*/
+ MAXDWORD
};
- size_t folderId = size_t(-1);
+ static const INT32 s_shgfpFlags[3] =
+ {
+ 0x0000, /*No extra flags*/
+ 0x8000, /*SHGFP_FLAG_CREATE*/
+ MAXINT32
+ };
- switch(folder_id)
+ if (s_known_folders_lut[folderId].csidl)
{
- case FOLDER_ROAMING_DATA: folderId = 0; break;
- case FOLDER_LOCALAPPDATA: folderId = 1; break;
- case FOLDER_USER_PROFILE: folderId = 2; break;
- case FOLDER_PROGRAMFILES: folderId = 3; break;
- case FOLDER_SYSTEMFOLDER: folderId = 4; break;
- case FOLDER_SYSTROOT_DIR: folderId = 5; break;
- default:
- qWarning("Invalid 'known' folder was requested!");
- return Internal::g_empty;
+ const SHGetFolderPathProc getFolderPath = MUtils::Win32Utils::resolve<SHGetFolderPathProc>(QLatin1String("shell32"), QLatin1String("SHGetFolderPathW"));
+ if (getFolderPath)
+ {
+ QVector<WCHAR> pathBuffer(MAX_PATH);
+ for (size_t i = 0; s_shgfpTypes[i] != MAXDWORD; ++i)
+ {
+ for (size_t j = 0; s_shgfpFlags[j] != MAXINT32; ++j)
+ {
+ if (getFolderPath(NULL, s_known_folders_lut[folderId].csidl | s_shgfpFlags[j], NULL, s_shgfpTypes[i], pathBuffer.data()) == S_OK)
+ {
+ //MessageBoxW(0, pathBuffer.data(), L"SHGetFolderPathW", MB_TOPMOST);
+ const QString folderPath = known_folder_verify(pathBuffer.data());
+ if (!folderPath.isEmpty())
+ {
+ return folderPath;
+ }
+ }
+ }
+ }
+ }
}
+ return QString(); /*failed!*/
+}
+
+static QString known_folder_detect(const size_t folderId)
+{
+ typedef enum
+ {
+ KF_FLAG_DEFAULT = 0x00000000,
+ KF_FLAG_DEFAULT_PATH = 0x00000400,
+ KF_FLAG_CREATE = 0x00008000
+ }
+ kf_flag_t;
+
+ static const DWORD s_kfFlags[5] =
+ {
+ KF_FLAG_DEFAULT,
+ KF_FLAG_CREATE,
+ KF_FLAG_DEFAULT_PATH,
+ KF_FLAG_DEFAULT_PATH | KF_FLAG_CREATE,
+ MAXDWORD
+ };
+
+ const SHGetKnownFolderPathProc getKnownFolderPath = MUtils::Win32Utils::resolve<SHGetKnownFolderPathProc>(QLatin1String("shell32"), QLatin1String("SHGetKnownFolderPath"));
+ if (getKnownFolderPath)
+ {
+ for (size_t i = 0; s_kfFlags[i] != MAXDWORD; ++i)
+ {
+ WCHAR* path = NULL;
+ if (getKnownFolderPath(s_known_folders_lut[folderId].known_folder_id, s_kfFlags[i], NULL, &path) == S_OK)
+ {
+ //MessageBoxW(0, path, L"SHGetKnownFolderPath", MB_TOPMOST);
+ const QString folderPath = known_folder_verify(path);
+ CoTaskMemFree(path);
+ if (!folderPath.isEmpty())
+ {
+ return folderPath;
+ }
+ }
+ }
+ }
+
+ return known_folder_fallback(folderId); /*fallback!*/
+}
+
+static size_t known_folder_decode(const MUtils::OS::known_folder_t folder_id)
+{
+ for (size_t i = 0; s_known_folders_lut[i].id; ++i)
+ {
+ if (s_known_folders_lut[i].id == folder_id)
+ {
+ return i;
+ }
+ }
+ qWarning("Invalid 'known' folder was requested!");
+ return SIZE_MAX;
+}
+
+const QString &MUtils::OS::known_folder(const known_folder_t folder_id)
+{
+ //Map to numeric id
+ const size_t folderId = known_folder_decode(folder_id);
+ if (folderId == SIZE_MAX)
+ {
+ return Internal::g_empty;
+ }
+
+ //Obtain read lock
QReadLocker readLock(&g_known_folders_lock);
//Already in cache?
g_known_folders_data.reset(new QHash<size_t, QString>());
}
- QString folderPath;
-
- //Try SHGetKnownFolderPath() first!
- if(const SHGetKnownFolderPath_t known_folders_fpGetKnownFolderPath = MUtils::Win32Utils::resolve<SHGetKnownFolderPath_t>(QLatin1String("shell32"), QLatin1String("SHGetKnownFolderPath")))
- {
- WCHAR *path = NULL;
- if(known_folders_fpGetKnownFolderPath(s_folders[folderId].guid, KF_FLAG_CREATE, NULL, &path) == S_OK)
- {
- //MessageBoxW(0, path, L"SHGetKnownFolderPath", MB_TOPMOST);
- const QDir folderTemp = QDir(QDir::fromNativeSeparators(MUTILS_QSTR(path)));
- if(folderTemp.exists())
- {
- folderPath = folderTemp.canonicalPath();
- }
- CoTaskMemFree(path);
- }
- }
-
- //Fall back to SHGetFolderPathW()
- if (folderPath.isEmpty())
- {
- if (const SHGetFolderPath_t known_folders_fpGetFolderPath = MUtils::Win32Utils::resolve<SHGetFolderPath_t>(QLatin1String("shell32"), QLatin1String("SHGetFolderPathW")))
- {
- QScopedArrayPointer<WCHAR> path(new WCHAR[4096]);
- if (known_folders_fpGetFolderPath(NULL, s_folders[folderId].csidl | CSIDL_FLAG_CREATE, NULL, NULL, path.data()) == S_OK)
- {
- //MessageBoxW(0, path, L"SHGetFolderPathW", MB_TOPMOST);
- const QDir folderTemp = QDir(QDir::fromNativeSeparators(MUTILS_QSTR(path.data())));
- if (folderTemp.exists())
- {
- folderPath = folderTemp.canonicalPath();
- }
- }
- }
- }
+ //Detect path now!
+ const QString folderPath = known_folder_detect(folderId);
//Update cache
if (!folderPath.isEmpty())
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