internal void AttachElement(RadElement addedElement)
{
//try to process element hierarchy, starting from the root node
MapElementContext context = new MapElementContext(addedElement);
this.MapStyleNodesToElementHierarchy(context);
if (context.unmappedElements.Count == 0)
{
return;
}
foreach (RadElement unmapped in context.unmappedElements)
{
ICollection <StylesheetTreeNode> ancestorMatches = this.FindAncestorMatchingNodes(addedElement, unmapped);
if (ancestorMatches == null || ancestorMatches.Count == 0)
{
continue;
}
foreach (StylesheetTreeNode node in ancestorMatches)
{
this.NodeMapElement(node, unmapped, context);
}
}
}
private void MapStyleNodesToElementHierarchy(MapElementContext context)
{
foreach (RadElement childElement in ElementHierarchyEnumerator.TraverseElements(context.attachElement))
{
if (context.mappedElements.ContainsKey(childElement))
{
continue;
}
if (!this.MapStyleNodesToElement(childElement, context))
{
context.unmappedElements.Add(childElement);
}
}
}
private bool MapStyleNodesToElement(RadElement element, MapElementContext context)
{
ICollection <StylesheetTreeNode> matchingNodes = this.rootNode.Nodes.FindNodes(element);
if (matchingNodes == null || matchingNodes.Count == 0)
{
return(false);
}
foreach (StylesheetTreeNode childNode in matchingNodes)
{
this.NodeMapElement(childNode, element, context);
}
return(true);
}
private void NodeMapElement(StylesheetTreeNode node, RadElement element, MapElementContext context)
{
if (node.Nodes == null)
{
return;
}
foreach (RadElement childElement in ElementHierarchyEnumerator.TraverseElements(element, false))
{
ICollection <StylesheetTreeNode> matchingNodes = node.Nodes.FindNodes(childElement);
foreach (StylesheetTreeNode childNode in matchingNodes)
{
NodeMapElement(childNode, childElement, context);
}
}
node.AttachElement(element);
if (context != null)
{
context.mappedElements[element] = null;
}
}