/// <summary>
/// Initializes a new instance of the <see cref="HtmlAttribute"/> class.
/// </summary>
/// <param name="ownerdocument">The owner document.</param>
internal HtmlAttribute(HtmlDocument ownerdocument)
{
this.QuoteType = AttributeValueQuote.DoubleQuote;
this.OwnerDocument = ownerdocument;
}
/// <summary>
/// Creates an HTML node from a string representing literal HTML.
/// </summary>
/// <param name="html">
/// The HTML text.
/// </param>
/// <returns>
/// The newly created node instance.
/// </returns>
public static HtmlNode CreateNode(string html)
{
// REVIEW: this is *not* optimum...
var doc = new HtmlDocument();
doc.LoadHtml(html);
return doc.DocumentNode.FirstChild;
}
/// <summary>
/// Initializes a new instance of the <see cref="HtmlNodeNavigator"/> class.
/// </summary>
/// <param name="nav">
/// The nav.
/// </param>
private HtmlNodeNavigator(HtmlNodeNavigator nav)
{
if (nav == null)
{
throw new ArgumentNullException("nav");
}
this.htmlDocument = nav.htmlDocument;
this.currentnode = nav.currentnode;
this.attindex = nav.attindex;
this.htmlNameTable = nav.htmlNameTable; // REVIEW: should we do this?
}
/// <summary>
/// Initializes a new instance of the <see cref="HtmlNode"/> class.
/// Initializes HtmlNode, providing type, owner and where it exists in a collection
/// </summary>
/// <param name="type">The type.</param>
/// <param name="ownerdocument">The owner document.</param>
/// <param name="index">The index.</param>
public HtmlNode(HtmlNodeType type, HtmlDocument ownerdocument, int index)
{
this.NodeType = type;
this.OwnerDocument = ownerdocument;
this.OuterStartIndex = index;
switch (type)
{
case HtmlNodeType.Comment:
this.NodeName = HtmlNodeTypeNameComment;
this.EndNode = this;
break;
case HtmlNodeType.Document:
this.NodeName = HtmlNodeTypeNameDocument;
this.EndNode = this;
break;
case HtmlNodeType.Text:
this.NodeName = HtmlNodeTypeNameText;
this.EndNode = this;
break;
}
if (this.OwnerDocument.Openednodes != null)
{
if (!this.Closed)
{
// we use the index as the key
// -1 means the node comes from public
if (-1 != index)
{
this.OwnerDocument.Openednodes.Add(index, this);
}
}
}
if ((-1 != index) || (type == HtmlNodeType.Comment) || (type == HtmlNodeType.Text))
{
return;
}
// innerhtml and outerhtml must be calculated
this.OuterChanged = true;
this.InnerChanged = true;
}
/// <summary>
/// Initializes a new instance of the <see cref="HtmlNodeNavigator"/> class.
/// </summary>
/// <param name="doc">The doc.</param>
/// <param name="currentNode">The current node.</param>
internal HtmlNodeNavigator(HtmlDocument doc, HtmlNode currentNode)
{
if (currentNode == null)
{
throw new ArgumentNullException("currentNode");
}
if (currentNode.OwnerDocument != doc)
{
throw new ArgumentException(HtmlDocument.HtmlExceptionRefNotChild);
}
this.htmlDocument = doc;
this.Reset();
this.currentnode = currentNode;
}
