/// <summary>
/// Get GeckoNodes from give xpath expression.
/// </summary>
/// <param name="xpath"></param>
/// <returns></returns>
public IEnumerable <GeckoElement> GetElements(string xpath)
{
nsIDOMXPathEvaluator evaluator = Xpcom.CreateInstance <nsIDOMXPathEvaluator>("@mozilla.org/dom/xpath-evaluator;1");
nsIDOMNode node = (nsIDOMNode)this.DomObject;
nsIDOMXPathNSResolver resolver = evaluator.CreateNSResolver(node);
nsIDOMXPathResult result = (nsIDOMXPathResult)evaluator.Evaluate(new nsAString(xpath), node, resolver, 0, null);
return(new GeckoElementEnumerable(result));
}
private nsIDOMXPathResult EvaluateXPathInternal(string xpath)
{
var evaluator = Xpcom.CreateInstance2 <nsIDOMXPathEvaluator>(Contracts.XPathEvaluator);
nsIDOMNode node = DomObject;
nsIDOMXPathNSResolver resolver = evaluator.Instance.CreateNSResolver(node);
nsIDOMXPathResult result =
( nsIDOMXPathResult )evaluator.Instance.Evaluate(new nsAString(xpath), node, resolver, 0, null);
return(result);
}
internal XPathResult(nsIDOMXPathResult xpathResult)
{
this.xpathResult = xpathResult;
}
internal XPathResult(nsIDOMXPathResult xpathResult)
{
this.xpathResult = new ComPtr <nsIDOMXPathResult>(xpathResult);
}
internal GeckoElementEnumerable(nsIDOMXPathResult xpathResult)
{
this.xpathResult = xpathResult;
}
internal GeckoNodeEnumerable(nsIDOMXPathResult xpathResult)
{
this.xpathResult = xpathResult;
}
internal XPathResult( nsIDOMXPathResult xpathResult )
{
this.xpathResult = new ComPtr<nsIDOMXPathResult>( xpathResult );
}
