CanInsertBefore()

override bool System.Xml.XmlDocument.CanInsertBefore ( XmlNode newChild, XmlNode refChild )

inlinepackagevirtual

Reimplemented from System.Xml.XmlNode.

Definition at line 689 of file XmlDocument.cs.

    {
        if (refChild == null)
        {
            refChild = FirstChild;
        }
        if (refChild == null)
        {
            return true;
        }
        switch (newChild.NodeType)
        {
        case XmlNodeType.XmlDeclaration:
            return refChild == FirstChild;
        case XmlNodeType.ProcessingInstruction:
        case XmlNodeType.Comment:
            return refChild.NodeType != XmlNodeType.XmlDeclaration;
        case XmlNodeType.DocumentType:
            if (refChild.NodeType != XmlNodeType.XmlDeclaration)
            {
                return !HasNodeTypeInPrevSiblings(XmlNodeType.Element, refChild.PreviousSibling);
            }
            break;
        case XmlNodeType.Element:
            if (refChild.NodeType != XmlNodeType.XmlDeclaration)
            {
                return !HasNodeTypeInNextSiblings(XmlNodeType.DocumentType, refChild);
            }
            break;
        }
        return false;
    }

References System.Xml.Dictionary, System.Xml.XmlNode.FirstChild, System.Xml.XmlDocument.HasNodeTypeInNextSiblings(), and System.Xml.XmlDocument.HasNodeTypeInPrevSiblings().