C# IDocument.CreateElement方法代码示例

        static IHtmlOrderedListElement CreateEntries(IDocument document, IElement[] headers)
        {
            var toc = document.CreateElement<IHtmlOrderedListElement>();

            // iterate over all elements satisfying the current level in the context
            for (var i = 0; i < headers.Length; ++i)
            {
                // Get the current header
                var header = headers[i];

                // Create the li entry for the element
                var item = CreateEntry(document, header);
                
                // Aggregate possible sub-headers
                var subHeaders = new List<IElement>();

                // As long as we don't see the original header level we'll collect the sub headers
                while (i + subHeaders.Count + 1 < headers.Length && 
                       headers[i].LocalName != headers[i + subHeaders.Count + 1].LocalName)
                {
                    subHeaders.Add(headers[i + 1 + subHeaders.Count]);
                }

                // If we collected any sub headers
                if (subHeaders.Count > 0)
                {
                    // Get another level of ToC (recursively)
                    var subToc = CreateEntries(document, subHeaders.ToArray());

                    // Append the ToC as a child to the current item
                    item.AppendChild(subToc);

                    // Also don't forget to skip these entries
                    i += subHeaders.Count;
                }

                // Add the current item to the ToC
                toc.AppendChild(item);
            }

            return toc;
        }

        static IHtmlListItemElement CreateEntry(IDocument document, IElement header)
        {
            // Create a new li element
            var item = document.CreateElement<IHtmlListItemElement>();

            // Initially the text of the li is the same as the h* text
            item.TextContent = header.TextContent;

            // Get a potential (named) anchor here
            var anchor = header.QuerySelector<IHtmlAnchorElement>("a");

            // If there really is an anchor
            if (anchor != null)
            {
                // Get the value of the name attribute
                var name = anchor.GetAttribute("name");

                // If the attribute exists (!= null) and makes sense (not empty)
                if (!String.IsNullOrEmpty(name))
                {
                    // Create a new anchor element
                    anchor = document.CreateElement<IHtmlAnchorElement>();

                    // Set its url to the anchor
                    anchor.Href = "#" + name;

                    // Set the anchor's text content to the header (= item) text
                    anchor.TextContent = item.TextContent;

                    // Replace the text node (= item content) with the anchor
                    item.ReplaceChild(anchor, item.FirstChild);
                }
            }

            return item;
        }

 private static void SimpleTableTest(IDocument document, IElement group, IElement table)
 {
     var foo1 = group.AppendChild(document.CreateElement("tr")) as IElement;
     foo1.Id = "foo";
     var bar1 = group.AppendChild(document.CreateElement("tr")) as IElement;
     bar1.Id = "bar";
     var foo2 = group.AppendChild(document.CreateElement("tr")) as IElement;
     foo2.Id = "foo";
     var bar2 = group.AppendChild(document.CreateElement("tr")) as IElement;
     bar2.Id = "bar";
     var rows = (table as IHtmlTableElement).Rows;
     Assert.IsNotNull(rows);
     CollectionAssert.AreEquivalent(new[] { foo1, bar1, foo2, bar2 }, rows);
     Assert.AreEqual(foo1, rows["foo"]);
     Assert.AreEqual(bar1, rows["bar"]);
 }

 public ConsoleForm(IDocument document)
     : this(document.Forms.FirstOrDefault() ?? document.CreateElement<IHtmlFormElement>())
 {
 }