internal CssSimpleSelectorSequence(ICssSelectorSequence sequence, CssSimpleSelector otherSelector)
: base(CalculateSpecificity(sequence, otherSelector))
{
ArgChecker.AssertIsTrue <ArgumentException>(!(otherSelector is CssTypeSelector), "Selector sequence cannot contain more than one type selector.");
_typeSelector = sequence.TypeSelector;
_otherSelectors = sequence.OtherSelectors.Add(otherSelector);
}
internal CssSimpleSelectorSequence(ICssSelectorSequence sequence, CssPseudoElement pseudoElement)
: base(CalculateSpecificity(sequence, pseudoElement))
{
ArgChecker.AssertIsTrue <ArgumentException>(sequence.Subject.PseudoElement == null, "Selector sequence cannot contain more than one pseudo-element.");
_typeSelector = sequence.TypeSelector;
_otherSelectors = sequence.OtherSelectors;
_pseudoElement = pseudoElement;
}
public override void VisitTypeSelector(CssTypeSelector selector)
{
if (ReferenceEquals(selector, CssSelector.ImpliedUniversal))
{
return;
}
if (selector.NamespacePrefix != null)
{
_sb.Append(selector.NamespacePrefix).Append('|');
}
_sb.Append(selector.LocalName);
}
public override void VisitTypeSelector(CssTypeSelector selector)
{
switch (selector.NamespacePrefix)
{
case CssSelector.AnyNamespacePrefix:
_matcher = selector.LocalName == CssSelector.AnyLocalName
? Always
: new ElementLocalNameMatcher(selector.LocalName);
break;
case "":
_matcher = selector.LocalName == CssSelector.AnyLocalName
? (ICssElementMatcher) new ElementNamespaceMatcher(XNamespace.None)
: new ElementNameMatcher(XNamespace.None + selector.LocalName);
break;
case null:
var defaultNamespaceName = _namespaceResolver.LookupNamespace("");
if (string.IsNullOrEmpty(defaultNamespaceName))
{
_matcher = selector.LocalName == CssSelector.AnyLocalName
? Always
: new ElementLocalNameMatcher(selector.LocalName);
}
else
{
var defaultNamespace = XNamespace.Get(defaultNamespaceName);
_matcher = selector.LocalName == CssSelector.AnyLocalName
? (ICssElementMatcher) new ElementNamespaceMatcher(defaultNamespace)
: new ElementNameMatcher(defaultNamespace + selector.LocalName);
}
break;
default:
var namespaceName = _namespaceResolver.LookupNamespace(selector.NamespacePrefix);
if (string.IsNullOrEmpty(namespaceName))
{
_matcher = Never;
}
else
{
var ns = XNamespace.Get(namespaceName);
_matcher = selector.LocalName == CssSelector.AnyLocalName
? (ICssElementMatcher) new ElementNamespaceMatcher(ns)
: new ElementNameMatcher(ns + selector.LocalName);
}
break;
}
}
public virtual void VisitTypeSelector(CssTypeSelector selector)
{
}
