bool IGlowVisitor <object, bool> .Visit(GlowNode glow, object state)
{
var local = (from elem in _children
where elem.Number == glow.Number
select elem)
.FirstOrDefault();
var isComplete = glow.Identifier != null;
var xml = isComplete
? BuildXml(glow)
: null;
if (local == null)
{
local = new Element(this, glow.Number, glow.Identifier, ElementType.Node, xml);
_children.Add(local);
}
else
{
local.Update(glow.Identifier, ElementType.Node, xml);
}
var children = glow.Children;
if (children != null)
{
isComplete |= children.Accept(local, null);
}
return(isComplete);
}
GlowNode ConvertNode(XElement xml)
{
var glow = new GlowNode(XmlConvert.ToInt32(xml.Attribute("number").Value));
FillNode(glow, xml);
return(glow);
}
static GlowRootElementCollection BuildGlowTree(Element local, GlowElement glow)
{
while (local.Type != ElementType.Root)
{
GlowElement glowParent;
if (local.Type == ElementType.Parameter)
{
var param = new GlowParameter(local.Number);
param.Children = new GlowElementCollection(GlowTags.Parameter.Children);
param.Children.Insert(glow);
glowParent = param;
}
else
{
var node = new GlowNode(local.Number);
node.Children = new GlowElementCollection(GlowTags.Node.Children);
node.Children.Insert(glow);
glowParent = node;
}
glow = glowParent;
local = local.Parent;
}
var root = GlowRootElementCollection.CreateRoot();
root.Insert(glow);
return(root);
}
object IGlowVisitor <XmlWriter, object> .Visit(GlowNode glow, XmlWriter state)
{
state.WriteStartElement("Node");
state.WriteAttributeString("number", XmlConvert.ToString(glow.Number));
ConvertNode(glow, state);
state.WriteEndElement();
return(null);
}
GlowContainer WrapWithEndPointNode(GlowContainer glow)
{
var newNode = new GlowNode(EndPointNumber);
var children = new GlowElementCollection(GlowTags.Node.Children);
children.Insert(glow);
newNode.Children = children;
return(newNode);
}
bool IGlowVisitor <object, bool> .Visit(GlowNode glow, object state)
{
if (_onNode != null)
{
_onNode(glow);
return(true);
}
return(false);
}
void EndPoint_StateChanged(object sender, EventArgs e)
{
var glow = GlowRootElementCollection.CreateRoot();
var ep = (Consumer.GlowEndPoint)sender;
var glowNode = new GlowNode(ep.LocalNumber)
{
Identifier = ep.HostName + ":" + ep.TcpPort,
IsOnline = ep.State == Consumer.GlowEndPointState.Connected,
};
glow.Insert(glowNode);
OnGlowFromProviderReady(new GlowFromProviderReadyArgs(glow));
}
// - handle Node, stripping outer node (turn Node.Children into GlowRootElementCollection)
public IEnumerable <GlowContainer> Visit(GlowNode glow, object state)
{
EndPointNumber = glow.Number;
var children = glow.Children;
if (children != null)
{
foreach (var child in children.Elements)
{
yield return(child);
}
}
}
public GlowContainer Visit(GlowNode glow, object state)
{
return(WrapWithEndPointNode(glow));
}
GlowNode ConvertNode(XElement xml)
{
var glow = new GlowNode(XmlConvert.ToInt32(xml.Attribute("number").Value));
FillNode(glow, xml);
return glow;
}