/// <summary>
/// Initializes a new instance of the <see cref="ConceptualGroup"/> class with
/// parameters copied from the specified argument, a copy constructor.
/// </summary>
/// <param name="source">
/// An instance of the <see cref="ConceptualGroup"/> class specifying the initial
/// properties and states for this newly created instance.
/// </param>
/// <exception cref="ArgumentNullException">
/// If the <paramref name="source"/> is <see langword="null"/>.
/// </exception>
public ConceptualGroup(ConceptualGroup source)
: base(source)
{
_documentId = source._documentId;
_projectId = source._projectId;
_repositoryId = source._repositoryId;
_projectName = source._projectName;
_projectTitle = source._projectTitle;
_docWriter = source._docWriter;
_docEditor = source._docEditor;
_docManager = source._docManager;
_fileVersion = source._fileVersion;
_freshnessFormat = source._freshnessFormat;
_freshnessDate = source._freshnessDate;
_topicSource = source._topicSource;
_topicContent = source._topicContent;
_changeHistory = source._changeHistory;
}
protected override void OnReadXml(XmlReader reader)
{
if (String.Equals(reader.Name, ConceptualSource.TagName,
StringComparison.OrdinalIgnoreCase))
{
if (_topicSource == null)
{
_topicSource = ConceptualSource.CreateSource(
reader.GetAttribute("name"));
}
if (_topicSource == null)
{
throw new BuildException(String.Format(
"The creation of the conceptual content source '{0}' failed.",
reader.GetAttribute("name")));
}
_topicSource.ReadXml(reader);
}
}
