System.Xml.XmlDocument.GetInsertEventArgsForLoad C# (CSharp) Method

        internal XmlNodeChangedEventArgs GetInsertEventArgsForLoad(XmlNode node, XmlNode newParent)
        {
            if (_onNodeInsertingDelegate == null && _onNodeInsertedDelegate == null)
            {
                return null;
            }
            string nodeValue = node.Value;
            return new XmlNodeChangedEventArgs(node, null, newParent, nodeValue, nodeValue, XmlNodeChangedAction.Insert);
        }

 internal override XmlNode AppendChildForLoad(XmlNode newChild, XmlDocument doc)
 {
     XmlNodeChangedEventArgs insertEventArgsForLoad = doc.GetInsertEventArgsForLoad(newChild, this);
     if (insertEventArgsForLoad != null)
     {
         doc.BeforeEvent(insertEventArgsForLoad);
     }
     XmlLinkedNode nextNode = (XmlLinkedNode) newChild;
     if ((this.lastChild == null) || (this.lastChild == this))
     {
         nextNode.next = nextNode;
         this.lastChild = nextNode;
         nextNode.SetParentForLoad(this);
     }
     else
     {
         XmlLinkedNode lastChild = this.lastChild;
         nextNode.next = lastChild.next;
         lastChild.next = nextNode;
         this.lastChild = nextNode;
         if (lastChild.IsText && nextNode.IsText)
         {
             XmlNode.NestTextNodes(lastChild, nextNode);
         }
         else
         {
             nextNode.SetParentForLoad(this);
         }
     }
     if (insertEventArgsForLoad != null)
     {
         doc.AfterEvent(insertEventArgsForLoad);
     }
     return nextNode;
 }