C# XmlDocument.CreateElementNS方法代碼示例

        /// <summary>
        /// Converts an html string into xaml string.
        /// </summary>
        /// <param name="htmlString">
        /// Input html which may be badly formated xml.
        /// </param>
        /// <param name="asFlowDocument">
        /// true indicates that we need a FlowDocument as a root element;
        /// false means that Section or Span elements will be used
        /// dependeing on StartFragment/EndFragment comments locations.
        /// </param>
        /// <returns>
        /// Well-formed xml representing XAML equivalent for the input html string.
        /// </returns>
        public static string ConvertHtmlToXaml(string htmlString, bool asFlowDocument)
        {
            // Create well-formed Xml from Html string
            XmlElement htmlElement = HtmlParser.ParseHtml(htmlString);

            // Decide what name to use as a root
               // string rootElementName = asFlowDocument ? HtmlToXamlConverter.Xaml_FlowDocument : HtmlToXamlConverter.Xaml_Section;
            string rootElementName = asFlowDocument
                ? HtmlToXamlConverter.Xaml_FlowDocument
                : "RichTextBlock";
            // Create an XmlDocument for generated xaml
            var xamlTree = new XmlDocument();
               // var d = xamlTree.CreateAttributeNS("App5.Utils", "utils:xd");
            XmlElement xamlFlowDocumentElement = xamlTree.CreateElementNS( _xamlNamespace,rootElementName);

              //  xamlFlowDocumentElement.SetAttribute("xmlns:space", "App5.Utils");
            // Extract style definitions from all STYLE elements in the document
            CssStylesheet stylesheet = new CssStylesheet(htmlElement);

            // Source context is a stack of all elements - ancestors of a parentElement
            List<XmlElement> sourceContext = new List<XmlElement>(10);

            // Clear fragment parent
            InlineFragmentParentElement = null;

            // convert root html element
            AddBlock(xamlFlowDocumentElement, htmlElement, new Dictionary<string ,string>(), stylesheet, sourceContext);

            // In case if the selected fragment is inline, extract it into a separate Span wrapper
            if (!asFlowDocument)
            {
                xamlFlowDocumentElement = ExtractInlineFragment(xamlFlowDocumentElement);
            }

            // Return a string representing resulting Xaml
            //xamlFlowDocumentElement.SetAttribute("xml:space", "preserve");
            var xaml = xamlFlowDocumentElement.GetXml();

            return xaml;
        }

        /// <summary>
        /// Converts an html string into xaml string.
        /// </summary>
        /// <param name="htmlString">
        /// Input html which may be badly formatted xml.
        /// </param>
        /// <param name="asFlowDocument">
        /// true indicates that we need a FlowDocument as a root element;
        /// false means that Section or Span elements will be used
        /// dependeing on StartFragment/EndFragment comments locations.
        /// </param>
        /// <returns>
        /// Well-formed xml representing XAML equivalent for the input html string.
        /// </returns>
        public static string ConvertHtmlToXaml(string htmlString, bool asFlowDocument)
        {
            // Create well-formed Xml from Html string
            XmlElement htmlElement = HtmlParser.ParseHtml(htmlString);

            // Decide what name to use as a root
            string rootElementName = asFlowDocument ? Xaml_FlowDocument : Xaml_Section;

            // Create an XmlDocument for generated xaml
            var xamlTree = new XmlDocument();

            var xamlFlowDocumentElement = xamlTree.CreateElementNS(_xamlNamespace, rootElementName);

            // Source context is a stack of all elements - ancestors of a parentElement
            var sourceContext = new List<IXmlNode>(10);

            // Clear fragment parent
            InlineFragmentParentElement = null;

            // convert root html element
            AddBlock(xamlFlowDocumentElement, htmlElement, new Dictionary<string, string>(), sourceContext);

            // In case if the selected fragment is inline, extract it into a separate Span wrapper
            if (!asFlowDocument)
            {
                xamlFlowDocumentElement = ExtractInlineFragment(xamlFlowDocumentElement) as XmlElement;
            }

            // Return a string representing resulting Xaml
            xamlFlowDocumentElement.SetAttribute("xml:space", "preserve");

            string xaml = xamlFlowDocumentElement.GetXml();

            return xaml;
        }