コード例 #1
0
        private async void ImportChecksumFile(string path)
        {
            _selectedChecksumFile          = new FileInfo(path);
            BtChecksumChooseFile.IsEnabled = false;
            BtChecksumChooseFile.AllowDrop = false;
            BtChecksumExport.IsEnabled     = false;

            TbChecksumMd5.Clear();
            TbChecksumSha1.Clear();
            TbChecksumSha256.Clear();
            TbChecksumSha384.Clear();
            TbChecksumSha512.Clear();

            BtCopyMd5.IsEnabled    = false;
            BtCopySha1.IsEnabled   = false;
            BtCopySha256.IsEnabled = false;
            BtCopySha384.IsEnabled = false;
            BtCopySha512.IsEnabled = false;

            var    length = _selectedChecksumFile.Length;
            double adaptedLength;
            string unit;

            if (length < 1024)
            {
                adaptedLength = length;
                unit          = "B";
            }
            else if (length < 1048576)
            {
                adaptedLength = length / 1024d;
                unit          = "KiB";
            }
            else if (length < 1073741824)
            {
                adaptedLength = length / 1048576d;
                unit          = "MiB";
            }
            else
            {
                adaptedLength = length / 1073741824d;
                unit          = "GiB";
            }

            adaptedLength = Math.Round(adaptedLength, 2);
            _lengthInMiB  = Math.Round(length / 1048576d, 2).ToString(CultureInfo.InvariantCulture);

            TblChecksumSelectedFile.Text =
                $"{Path.GetFileName(_selectedChecksumFile.FullName)} ({adaptedLength} {unit})";
            ImgChecksumSelectedFile.Source = Util.GetIconByFilename(_selectedChecksumFile.FullName).ToImageSource();

            await Task.WhenAll(
                Task.Run(async() => await Checksum.CalculateHash(_selectedChecksumFile.FullName, TbChecksumMd5,
                                                                 PrMd5, BtCopyMd5, HashAlgorithm.Md5)),
                Task.Run(async() => await Checksum.CalculateHash(_selectedChecksumFile.FullName, TbChecksumSha1,
                                                                 PrSha1, BtCopySha1, HashAlgorithm.Sha1)),
                Task.Run(async() => await Checksum.CalculateHash(_selectedChecksumFile.FullName, TbChecksumSha256,
                                                                 PrSha256, BtCopySha256, HashAlgorithm.Sha256)),
                Task.Run(async() => await Checksum.CalculateHash(_selectedChecksumFile.FullName, TbChecksumSha384,
                                                                 PrSha384, BtCopySha384, HashAlgorithm.Sha384)),
                Task.Run(async() => await Checksum.CalculateHash(_selectedChecksumFile.FullName, TbChecksumSha512,
                                                                 PrSha512, BtCopySha512, HashAlgorithm.Sha512)));

            BtChecksumChooseFile.IsEnabled = true;
            BtChecksumChooseFile.AllowDrop = true;
            BtChecksumExport.IsEnabled     = true;
        }