shell的命名空间使用以下函数。
BrowseCallbackProcSHAddToRecentDocsSHBrowseForFolderSHChangeNotifySHFileOperationSHFreeNameMappingsSHGetDataFromIDListSHGetDesktopFolderSHGetFileInfoSHGetInstanceExplorerSHGetMallocSHGetPathFromIDListSHGetSpecialFolderLocationSHLoadInProc