private static void FinalizeNode(XamlNode node, XamlContext context, List <XamlNode> nodeStream, IXmlLineInfo lineInfo, string uri)
{
node.Line = lineInfo.LineNumber;
node.Offset = lineInfo.LinePosition;
node.Context = context;
node.Uri = uri;
nodeStream.Add(node);
}
private static void HandleXmlNode(string uri, List <XamlNode> nodeStream, Stack <XamlNode> nodeStack, Stack <XamlContext> contextStack, XmlReader reader, IXmlLineInfo lineInfo)
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
{
contextStack.Push(new XamlContext(contextStack.Peek()));
// If the element contains a ".", it's a property.
bool isProperty = reader.Name.Contains(".");
if (!isProperty)
{
var start = new StartObject {
ObjectTypeName = reader.LocalName, Prefix = reader.Prefix
};
nodeStack.Push(start);
FinalizeNode(start, contextStack.Peek(), nodeStream, lineInfo, uri);
}
else
{
var start = new StartMember {
Name = reader.LocalName, Prefix = reader.Prefix
};
nodeStack.Push(start);
FinalizeNode(start, contextStack.Peek(), nodeStream, lineInfo, uri);
}
while (reader.MoveToNextAttribute())
{
HandleXmlNode(uri, nodeStream, nodeStack, contextStack, reader, lineInfo);
}
if (reader.IsEmptyElement)
{
goto case XmlNodeType.EndElement;
}
}
break;
case XmlNodeType.Attribute:
{
if (reader.Prefix.Equals("xmlns"))
{
contextStack.Peek().UriMappings[reader.LocalName] = reader.Value;
}
else
{
var start = new StartMember {
Name = reader.LocalName, Prefix = reader.Prefix
};
var value = new Value {
StringValue = reader.Value
};
var end = new EndMember();
start.Nodes.Add(start);
start.Nodes.Add(value);
start.Nodes.Add(end);
FinalizeNode(start, contextStack.Peek(), nodeStream, lineInfo, uri);
FinalizeNode(value, contextStack.Peek(), nodeStream, lineInfo, uri);
FinalizeNode(end, contextStack.Peek(), nodeStream, lineInfo, uri);
}
}
break;
case XmlNodeType.SignificantWhitespace:
case XmlNodeType.Text:
{
var value = new Value {
StringValue = reader.Value
};
FinalizeNode(value, contextStack.Peek(), nodeStream, lineInfo, uri);
}
break;
case XmlNodeType.EndElement:
{
int startIndex = nodeStream.Count;
var startNode = nodeStack.Pop();
XamlNode end = null;
switch (startNode.NodeType)
{
case NodeType.StartObject:
end = new EndObject();
break;
case NodeType.StartMember:
end = new EndMember();
break;
}
if (end != null)
{
FinalizeNode(end, contextStack.Peek(), nodeStream, lineInfo, uri);
}
while (startIndex >= 0 && nodeStream[--startIndex] != startNode)
{
;
}
startNode.Nodes.AddRange(nodeStream.Skip(startIndex));
contextStack.Pop();
}
break;
#region Ignored nodes
case XmlNodeType.Whitespace:
case XmlNodeType.Comment:
case XmlNodeType.Document:
case XmlNodeType.DocumentFragment:
case XmlNodeType.DocumentType:
break;
case XmlNodeType.EntityReference:
case XmlNodeType.EndEntity:
case XmlNodeType.Entity:
throw new NotSupportedException("Entities are not supported in XAML");
case XmlNodeType.Notation:
throw new NotSupportedException("Notations are not supported in XAML");
case XmlNodeType.ProcessingInstruction:
throw new NotSupportedException("Processing instructions are not supported in XAML");
case XmlNodeType.XmlDeclaration:
throw new NotSupportedException("Xml Declarations are not supported in XAML");
case XmlNodeType.CDATA:
throw new NotSupportedException("CDATA not yet supported");
#endregion
}
}
