wp7 xml

public class DynamicXMLNode : DynamicObject
{
XElement node;
public DynamicXMLNode(XElement node)
{
this.node = node;
}
public DynamicXMLNode()
{
}
public DynamicXMLNode(String name)
{
node = new XElement(name);
}
public override bool TrySetMember(
SetMemberBinder binder, object value)
{
XElement setNode = node.Element(binder.Name);
if (setNode != null)
setNode.SetValue(value);
else
{
if (value.GetType() == typeof(DynamicXMLNode))
node.Add(new XElement(binder.Name));
else
node.Add(new XElement(binder.Name, value));
}
return true;
}
public override bool TryGetMember(
GetMemberBinder binder, out object result)
{
XElement getNode = node.Element(binder.Name);
if (getNode != null)
{
result = new DynamicXMLNode(getNode);
return true;
}
else
{
result = null;
return false;
}
}

public override bool TryConvert(
ConvertBinder binder, out object result)
{
if (binder.Type == typeof(String))
{
result = node.Value;
return true;
}
else
{
result = null;
return false;
}
}

public override bool TryInvokeMember(
InvokeMemberBinder binder,
object[] args,
out object result)
{
Type xmlType = typeof(XElement);
try
{
result = xmlType.InvokeMember(
binder.Name,
BindingFlags.InvokeMethod |
BindingFlags.Public |
BindingFlags.Instance,
null, node, args);
return true;
}
catch
{
result = null;
return false;
}
}

}