/// <summary>
/// Compresses files into the archive, specifying the names used to
/// store the files in the archive.
/// </summary>
/// <param name="sourceDirectory">This parameter may be null, but if
/// specified it is the root directory
/// for any relative paths in <paramref name="fileNames"/>.</param>
/// <param name="fileNames">A mapping from internal file paths to
/// external file paths.</param>
/// <param name="compLevel">The compression level used when creating
/// the archive.</param>
/// <param name="progressHandler">Handler for receiving progress information;
/// this may be null if progress is not desired.</param>
public void PackFileSet(
string sourceDirectory,
IDictionary <string, string> fileNames,
CompressionLevel compLevel,
EventHandler <ArchiveProgressEventArgs> progressHandler)
{
if (fileNames == null)
{
throw new ArgumentNullException("fileNames");
}
string[] fileNamesArray = new string[fileNames.Count];
fileNames.Keys.CopyTo(fileNamesArray, 0);
using (CompressionEngine compressionEngine = this.CreateCompressionEngine())
{
compressionEngine.Progress += progressHandler;
ArchiveFileStreamContext streamContext = new ArchiveFileStreamContext(
this.FullName, sourceDirectory, fileNames);
streamContext.EnableOffsetOpen = true;
compressionEngine.CompressionLevel = compLevel;
compressionEngine.Pack(streamContext, fileNamesArray);
}
}
