private void CollectIndex (XPathNavigator nav, XPathNavigator target, Hashtable map, XslKey key)
{
XPathNodeIterator iter;
switch (key.Use.ReturnType) {
case XPathResultType.NodeSet:
iter = nav.Select (key.Use);
while (iter.MoveNext ())
AddIndex (iter.Current.Value, target, map);
break;
case XPathResultType.Any:
object o = nav.Evaluate (key.Use);
iter = o as XPathNodeIterator;
if (iter != null) {
while (iter.MoveNext ())
AddIndex (iter.Current.Value, target, map);
}
else
AddIndex (XPathFunctions.ToString (o), target, map);
break;
default:
string keyValue = nav.EvaluateString (key.Use, null, null);
AddIndex (keyValue, target, map);
break;
}
}