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C# XmlReader.MoveToElement方法代码示例

本文整理汇总了C#中System.IO.XmlReader.MoveToElement方法的典型用法代码示例。如果您正苦于以下问题:C# XmlReader.MoveToElement方法的具体用法?C# XmlReader.MoveToElement怎么用?C# XmlReader.MoveToElement使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.IO.XmlReader的用法示例。


在下文中一共展示了XmlReader.MoveToElement方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: BuildSubtree

        internal static void BuildSubtree(XmlReader reader, XmlWriter writer)
        {
            // important (perf) string literal...
            string xmlnsUri = XmlConst.ReservedNsXmlNs; // http://www.w3.org/2000/xmlns/
            ReadState readState = reader.ReadState;

            if (readState != ReadState.Initial
                && readState != ReadState.Interactive)
            {
                throw new ArgumentException(SR.Xml_InvalidOperation, "reader");
            }
            int level = 0;
            if (readState == ReadState.Initial)
            {
                if (!reader.Read())
                    return;
                level++; // if start in initial, read everything (not just first)
            }
            do
            {
                switch (reader.NodeType)
                {
                    case XmlNodeType.Element:
                        writer.WriteStartElement(reader.Prefix, reader.LocalName, reader.NamespaceURI);
                        bool isEmptyElement = reader.IsEmptyElement;

                        while (reader.MoveToNextAttribute())
                        {
                            if ((object)reader.NamespaceURI == (object)xmlnsUri)
                            {
                                if (reader.Prefix.Length == 0)
                                {
                                    // Default namespace declaration "xmlns"
                                    Debug.Assert(reader.LocalName == "xmlns");
                                    writer.WriteAttributeString("", "xmlns", xmlnsUri, reader.Value);
                                }
                                else
                                {
                                    Debug.Assert(reader.Prefix == "xmlns");
                                    writer.WriteAttributeString("xmlns", reader.LocalName, xmlnsUri, reader.Value);
                                }
                            }
                            else
                            {
                                writer.WriteStartAttribute(reader.Prefix, reader.LocalName, reader.NamespaceURI);
                                writer.WriteString(reader.Value);
                                writer.WriteEndAttribute();
                            }
                        }

                        reader.MoveToElement();
                        if (isEmptyElement)
                        {
                            // there might still be a value, if there is a default value specified in the schema
                            writer.WriteEndElement();
                        }
                        else
                        {
                            level++;
                        }
                        break;
                    case XmlNodeType.EndElement:
                        writer.WriteFullEndElement();
                        //should not read beyond the level of the reader's original position.
                        level--;
                        break;
                    case XmlNodeType.Text:
                    case XmlNodeType.CDATA:
                        writer.WriteString(reader.Value);
                        break;
                    case XmlNodeType.SignificantWhitespace:
                    case XmlNodeType.Whitespace:
                        writer.WriteString(reader.Value);
                        break;
                    case XmlNodeType.Comment:
                        writer.WriteComment(reader.Value);
                        break;
                    case XmlNodeType.ProcessingInstruction:
                        writer.WriteProcessingInstruction(reader.LocalName, reader.Value);
                        break;
                    case XmlNodeType.EntityReference:
                        reader.ResolveEntity();
                        break;
                    case XmlNodeType.EndEntity:
                    case XmlNodeType.None:
                    case XmlNodeType.DocumentType:
                    case XmlNodeType.XmlDeclaration:
                        break;
                    case XmlNodeType.Attribute:
                        if ((object)reader.NamespaceURI == (object)xmlnsUri)
                        {
                            if (reader.Prefix.Length == 0)
                            {
                                // Default namespace declaration "xmlns"
                                Debug.Assert(reader.LocalName == "xmlns");
                                writer.WriteAttributeString("", "xmlns", xmlnsUri, reader.Value);
                            }
                            else
                            {
                                Debug.Assert(reader.Prefix == "xmlns");
//.........这里部分代码省略.........
开发者ID:noahfalk,项目名称:corefx,代码行数:101,代码来源:XPathNavigator.cs

示例2: ReadElementFrom

 private void ReadElementFrom(XmlReader r, LoadOptions o)
 {
     if (r.ReadState != ReadState.Interactive) throw new InvalidOperationException(SR.InvalidOperation_ExpectedInteractive);
     name = XNamespace.Get(r.NamespaceURI).GetName(r.LocalName);
     if ((o & LoadOptions.SetBaseUri) != 0)
     {
         string baseUri = r.BaseURI;
         if (!string.IsNullOrEmpty(baseUri))
         {
             SetBaseUri(baseUri);
         }
     }
     IXmlLineInfo li = null;
     if ((o & LoadOptions.SetLineInfo) != 0)
     {
         li = r as IXmlLineInfo;
         if (li != null && li.HasLineInfo())
         {
             SetLineInfo(li.LineNumber, li.LinePosition);
         }
     }
     if (r.MoveToFirstAttribute())
     {
         do
         {
             XAttribute a = new XAttribute(XNamespace.Get(r.Prefix.Length == 0 ? string.Empty : r.NamespaceURI).GetName(r.LocalName), r.Value);
             if (li != null && li.HasLineInfo())
             {
                 a.SetLineInfo(li.LineNumber, li.LinePosition);
             }
             AppendAttributeSkipNotify(a);
         } while (r.MoveToNextAttribute());
         r.MoveToElement();
     }
     if (!r.IsEmptyElement)
     {
         r.Read();
         ReadContentFrom(r, o);
     }
     r.Read();
 }
开发者ID:gitter-badger,项目名称:corefx,代码行数:41,代码来源:XElement.cs


注:本文中的System.IO.XmlReader.MoveToElement方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。