C1Zip：处理标准Zip文件

// fill out list
var zec = _zipFile.Entries;
listView.BeginUpdate();
foreach (C1ZipEntry ze in zec)
{
	var fa = ze.Attributes;
	var entry = new String[] 
        	{
                        FileName(ze.FileName),                      // file name, no extension
                        FileExtension(ze.FileName),                 // file extension, no dot
                        ze.Date.ToString("MM/dd/yy  HH:mm"),        // mod date/time
                        ze.SizeUncompressedLong.ToString("#,##0"),  // original size
                        ze.SizeCompressedLong.ToString("#,##0"),    // compressed size
                        AttribString(ze.Attributes),                // encode as "rahs"
			((uint)ze.CRC32).ToString(),                // CRC32 (unsigned looks better)
			ze.Comment                                  // user comment
                    };
                var lvi = new ListViewItem(entry);
                lvi.Tag = ze;
                lvi.ImageIndex = ((ze.Attributes & FileAttributes.Directory) != 0)? 0: 1;
                if (ze.IsEncrypted) lvi.ImageIndex = 3;
                listView.Items.Add(lvi);
}

// 摘要:
    //     Specifies the level of compression to be applied when adding entries to a
    //     C1.C1Zip.C1ZipFile.
    public enum CompressionLevelEnum
    {
        // 摘要:
        //     High compression, high speed.
        DefaultCompression = -1,
        //
        // 摘要:
        //     No Compression.
        NoCompression = 0,
        //
        // 摘要:
        //     Low compression, highest speed.
        BestSpeed = 1,
        //
        // 摘要:
        //     Highest compression, low speed.
        BestCompression = 9,
    }