コード例 #1
0
        private static FindFileHandle BeginFind(string searchPattern, out WindowsNative.WIN32_FIND_DATA findData)
        {
            FindFileHandle handle = null;

            if (KtmTransaction.IsInTransaction)
            {
                handle = WindowsNative.FindFirstFileTransacted(
                    searchPattern
                    , WindowsNative.FINDEX_INFO_LEVELS.FindExInfoBasic
                    , out findData
                    , WindowsNative.FINDEX_SEARCH_OPS.FindExSearchNameMatch
                    , IntPtr.Zero
                    , 0                                 // 1 - case sensitive
                    , KtmTransaction.Current.Hanlde);
            }
            else
            {
                handle = WindowsNative.FindFirstFile(searchPattern, out findData);
            }

            if (handle.IsInvalid)
            {
                int errorCode = Marshal.GetLastWin32Error();
                if (errorCode != WindowsNative.ERROR_FILE_NOT_FOUND)
                {
                    WindowsNative.HandleWindowsError(errorCode);
                }

                return(null);
            }

            return(handle);
        }