protected WrapperList(
IUxContainerInternals container,
IEnumerable <TSyntax> initialSyntaxList,
Func <TSyntax, TItem> itemCtor)
{
Container = container;
_inner = initialSyntaxList.Select((syntax, i) => Attach(itemCtor(syntax), i)).ToList();
}
public static WorkList <UxNode> Create(IUxContainerInternals container)
{
return(new WorkList <UxNode>(
container.Nodes.FirstOrDefault(),
container.Nodes.LastOrDefault(),
x => x.NextNode,
x => x.PreviousNode));
}
public NodeList(IUxContainerInternals container, IImmutableList <NodeSyntax> initialSyntaxList) : base(
container,
initialSyntaxList,
FromSyntax)
{
}
static void MergeChildNodes(IUxContainerInternals dst, IUxContainerInternals src)
{
var dstNodes = WorkList.Create(dst);
var srcNodes = WorkList.Create(src);
// First skip all _identical_ nodes
// (doesn't actually merge anything, just removes identical nodes from work list)
MergeNodesBothDirections(
dstNodes,
srcNodes,
DeepEquals);
// First merge all where name matches
MergeNodesBothDirections(
dstNodes,
srcNodes,
(dstNode, srcNode) =>
{
if (dstNode.NodeType != srcNode.NodeType)
{
return(false);
}
if (dstNode.NodeType == XmlNodeType.Element)
{
if (((UxElement)dstNode).Name != ((UxElement)srcNode).Name)
{
return(false);
}
}
Merge(dstNode, srcNode);
return(true);
});
// Then merge all where only node type matches
MergeNodesBothDirections(
dstNodes,
srcNodes,
(dstNode, srcNode) =>
{
if (dstNode.NodeType != srcNode.NodeType)
{
return(false);
}
Merge(dstNode, srcNode);
return(true);
});
while (!dstNodes.IsEmpty)
{
var node = dstNodes.Pop(Position.Tail);
node.Remove();
}
while (!srcNodes.IsEmpty)
{
// We need to know where to insert this.
var srcNode = srcNodes.Pop(Position.Head);
var dstNode = CloneNode(srcNode);
dst.Nodes.Insert(srcNode.NodeIndex, dstNode);
}
}