/// <summary>
///
/// </summary>
/// <param name="prefix"></param>
/// <param name="tag"></param>
/// <param name="ns"></param>
/// <returns></returns>
public static Element GetElement(string prefix, string tag, string ns)
{
if (ns == null)
ns = "";
ElementType et = new ElementType(tag, ns);
System.Type t = (System.Type) m_table[et.ToString()];
Element ret;
if (t != null)
ret = (Element) System.Activator.CreateInstance(t);
else
ret = new Element(tag);
ret.Prefix = prefix;
if (ns!="")
ret.Namespace = ns;
return ret;
}
/// <summary>
/// Adds new Element Types to the Hashtable
/// Use this function also to register your own created Elements.
/// If a element is already registered it gets overwritten. This behaviour is also useful if you you want to overwrite
/// classes and add your own derived classes to the factory.
/// </summary>
/// <param name="tag">FQN</param>
/// <param name="ns"></param>
/// <param name="t"></param>
public static void AddElementType(string tag, string ns, System.Type t)
{
ElementType et = new ElementType(tag, ns);
string key = et.ToString();
// added thread safety on a user request
lock (m_table)
{
if (m_table.ContainsKey(key))
m_table[key] = t;
else
m_table.Add(et.ToString(), t);
}
}