public static HtmlElement SelectParent(HtmlElement elChild, string TagName, DelegateFilterHtmlElement Filter)
{
HtmlElement elParent = elChild.Parent;
while (elParent != null)
{
elParent = elParent.Parent;
if (string.Compare(elParent.TagName, TagName, true) != 0)
{
continue;
}
if (Filter(elParent))
{
return(elParent);
}
}
return(null);
}
public static HtmlElement FirstOrDefault(HtmlElement elParent, string TagName, DelegateFilterHtmlElement Filter)
{
foreach (HtmlElement elCur in Select(elParent, TagName, Filter))
{
return(elCur);
}
return(null);
}
public static IEnumerable <HtmlElement> Select(HtmlElement elParent, string TagName, DelegateFilterHtmlElement Filter)
{
if (elParent != null)
{
foreach (HtmlElement elCur in elParent.GetElementsByTagName(TagName))
{
if (Filter(elCur))
{
yield return(elCur);
}
}
}
}
