public void WriteXml(XmlWriter w)
{
w.WriteStartDocument();
w.WriteStartElement("Settings");
ArrayList keys = new ArrayList(map.Keys);
keys.Sort();
foreach (string key in keys)
{
object value = map[key];
if (value == null)
{
continue;
}
PropertyInfo pi = this.GetType().GetProperty(key);
if (pi != null)
{
Type t = pi.PropertyType;
if (t == typeof(Point))
{
w.WriteStartElement(key);
SerializePoint(w, (Point)value);
w.WriteEndElement();
}
else if (t == typeof(Size))
{
SerializeSize(w, key, (Size)value);
}
else if (t == typeof(int))
{
w.WriteElementString(key, ((int)value).ToString());
}
else if (t == typeof(string))
{
w.WriteElementString(key, ((string)value));
}
else if (t == typeof(GraphState))
{
w.WriteStartElement(key);
this.GraphState.WriteXml(w);
w.WriteEndElement();
}
else if (t == typeof(DateTime))
{
SerializeDateTime(w, key, (DateTime)value);
}
else if (t == typeof(TimeSpan))
{
SerializeTimeSpan(w, key, (TimeSpan)value);
}
else if (t == typeof(bool))
{
w.WriteElementString(key, ((bool)value).ToString());
}
else if (t == typeof(QueryRow[]))
{
w.WriteStartElement(key);
WriteQuery(w, (QueryRow[])value);
w.WriteEndElement();
}
else
{
throw new Exception("Settings.ReadXml encountered unsupported property type '" + t.FullName + "'");
}
}
else if (value is IXmlSerializable)
{
IXmlSerializable s = (IXmlSerializable)value;
if (s != null)
{
w.WriteStartElement(key);
s.WriteXml(w);
w.WriteEndElement();
}
}
else
{
w.WriteElementString(key, value.ToString());
}
}
HashSet <Type> saved = new HashSet <Type>();
foreach (KeyValuePair <Type, ViewState> pair in this.viewStates)
{
Type t = pair.Key;
ViewState s = pair.Value;
if (s != null)
{
saved.Add(t);
string key = s.GetType().FullName;
w.WriteStartElement(key);
w.WriteAttributeString("ViewType", t.FullName);
s.WriteXml(w);
w.WriteEndElement();
}
}
foreach (KeyValuePair <Type, XmlElement> pair in this.viewStateNodes)
{
Type t = pair.Key;
if (!saved.Contains(t))
{
// this view type was not used, but we need to round trip the previous settings so we don't lose them.
XmlElement e = pair.Value;
if (e != null)
{
e.WriteTo(w);
}
}
}
w.WriteEndElement();
w.WriteEndDocument();
}