private DomNode ApplyClass(Action <DomStringTokenList> action)
{
var list = DomStringTokenList.Parse(Attribute("class"));
action(list);
return(Attribute("class", list.ToString()));
}
internal static bool StaticContains(string text, DomStringTokenList names)
{
if (string.IsNullOrEmpty(text))
{
return(false);
}
if (text.Length < names.ToString().Length)
{
return(false);
}
return(DomStringTokenList.Parse(text).IsSupersetOf(names));
}
public virtual DomElementCollection GetElementsByClassName(string className)
{
if (string.IsNullOrEmpty(className))
{
return(DomElementCollection.Empty);
}
var names = DomStringTokenList.Parse(className);
return(new DefaultDomElementCollection(
this,
n => n.Descendants.Where(t => DomStringTokenList.StaticContains(t.Attribute("class"), names))
));
}
public bool HasClass(string name)
{
var list = Attribute <DomStringTokenList>("class");
if (list == null)
{
return(false);
}
var names = DomStringTokenList.Parse(name);
if (names.Count == 0)
{
return(false);
}
return(names.All(n => list.Contains(n)));
}
private IEnumerable <TKey> GetKeys(string value)
{
return(DomStringTokenList.Parse(value).Select(Key));
}
public DomNode RemoveClass(string classNames)
{
return(ApplyClass(l => l.RemoveRange(DomStringTokenList.Parse(classNames))));
}
public DomNode AddClass(string classNames)
{
return(ApplyClass(l => l.AddRange(DomStringTokenList.Parse(classNames))));
}