/// <summary>Wrap the supplied HTML around this node.</summary>
/// <param name="html">
/// HTML to wrap around this element, e.g.
/// <c><div class="head"></div></c>
/// . Can be arbitrarily deep.
/// </param>
/// <returns>this node, for chaining.</returns>
public virtual iText.StyledXmlParser.Jsoup.Nodes.Node Wrap(String html)
{
Validate.NotEmpty(html);
iText.StyledXmlParser.Jsoup.Nodes.Element context = Parent() is iText.StyledXmlParser.Jsoup.Nodes.Element ?
(iText.StyledXmlParser.Jsoup.Nodes.Element)Parent() : null;
IList <iText.StyledXmlParser.Jsoup.Nodes.Node> wrapChildren = iText.StyledXmlParser.Jsoup.Parser.Parser.ParseFragment
(html, context, BaseUri());
iText.StyledXmlParser.Jsoup.Nodes.Node wrapNode = wrapChildren[0];
if (wrapNode == null || !(wrapNode is iText.StyledXmlParser.Jsoup.Nodes.Element))
{
// nothing to wrap with; noop
return(null);
}
iText.StyledXmlParser.Jsoup.Nodes.Element wrap = (iText.StyledXmlParser.Jsoup.Nodes.Element)wrapNode;
iText.StyledXmlParser.Jsoup.Nodes.Element deepest = GetDeepChild(wrap);
parentNode.ReplaceChild(this, wrap);
deepest.AddChildren(this);
// remainder (unbalanced wrap, like <div></div><p></p> -- The <p> is remainder
if (wrapChildren.Count > 0)
{
for (int i = 0; i < wrapChildren.Count; i++)
{
iText.StyledXmlParser.Jsoup.Nodes.Node remainder = wrapChildren[i];
remainder.parentNode.RemoveChild(remainder);
wrap.AppendChild(remainder);
}
}
return(this);
}
