using System.Collections.Generic;
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using System.Xml;
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namespace DPumpHydr.WinFrmUI.WenSkin.Json.Converters
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{
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internal class XmlNodeWrapper : IXmlNode
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{
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private readonly XmlNode _node;
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private List<IXmlNode> _childNodes;
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private List<IXmlNode> _attributes;
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public object WrappedNode => _node;
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public XmlNodeType NodeType => _node.NodeType;
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public virtual string LocalName => _node.LocalName;
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public List<IXmlNode> ChildNodes
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{
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get
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{
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if (_childNodes == null)
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{
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_childNodes = new List<IXmlNode>(_node.ChildNodes.Count);
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foreach (XmlNode childNode in _node.ChildNodes)
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{
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_childNodes.Add(WrapNode(childNode));
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}
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}
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return _childNodes;
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}
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}
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public List<IXmlNode> Attributes
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{
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get
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{
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if (_node.Attributes == null)
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{
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return null;
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}
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if (_attributes == null)
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{
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_attributes = new List<IXmlNode>(_node.Attributes.Count);
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foreach (XmlAttribute attribute in _node.Attributes)
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{
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_attributes.Add(WrapNode(attribute));
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}
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}
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return _attributes;
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}
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}
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public IXmlNode ParentNode
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{
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get
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{
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XmlNode xmlNode = ((_node is XmlAttribute) ? ((XmlAttribute)_node).OwnerElement : _node.ParentNode);
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if (xmlNode == null)
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{
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return null;
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}
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return WrapNode(xmlNode);
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}
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}
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public string Value
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{
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get
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{
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return _node.Value;
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}
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set
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{
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_node.Value = value;
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}
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}
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public string NamespaceUri => _node.NamespaceURI;
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public XmlNodeWrapper(XmlNode node)
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{
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_node = node;
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}
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internal static IXmlNode WrapNode(XmlNode node)
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{
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return node.NodeType switch
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{
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XmlNodeType.Element => new XmlElementWrapper((XmlElement)node),
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XmlNodeType.XmlDeclaration => new XmlDeclarationWrapper((XmlDeclaration)node),
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XmlNodeType.DocumentType => new XmlDocumentTypeWrapper((XmlDocumentType)node),
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_ => new XmlNodeWrapper(node),
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};
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}
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public IXmlNode AppendChild(IXmlNode newChild)
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{
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XmlNodeWrapper xmlNodeWrapper = (XmlNodeWrapper)newChild;
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_node.AppendChild(xmlNodeWrapper._node);
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_childNodes = null;
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_attributes = null;
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return newChild;
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}
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}
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}
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