public void RejectChanges()
{
for (int i = changes.Count - 1; i >= 0; i--)
{
Insertion ins = changes [i] as Insertion;
if (ins != null)
{
ins.ParentNode.RemoveChild(ins.InsertedNode);
continue;
}
Removal rem = changes [i] as Removal;
if (rem != null)
{
if (rem.RemovedNode.NodeType == XmlNodeType.Attribute)
{
XmlElement el = (XmlElement)rem.OwnerNode;
el.SetAttributeNode((XmlAttribute)rem.RemovedNode);
}
else
{
rem.OwnerNode.InsertBefore(rem.RemovedNode, rem.NextSibling);
}
continue;
}
AttributeUpdate au = changes [i] as AttributeUpdate;
if (au != null)
{
if (au.OldAttribute != null)
{
au.Element.SetAttributeNode(au.OldAttribute);
}
else
{
au.Element.RemoveAttributeNode(au.NewAttribute);
}
continue;
}
}
changes.Clear();
}
internal bool DeleteNode(XmlNode node)
{
Removal rem = new Removal();
if (node.NodeType == XmlNodeType.Attribute)
{
XmlAttribute attr = node as XmlAttribute;
rem.OwnerNode = attr.OwnerElement;
rem.RemovedNode = node;
attr.OwnerElement.RemoveAttributeNode(attr);
return(false);
}
else
{
rem.OwnerNode = node.ParentNode;
rem.NextSibling = node.NextSibling;
rem.RemovedNode = node;
node.ParentNode.RemoveChild(node);
return(rem.NextSibling != null);
}
}
internal bool DeleteNode (XmlNode node)
{
Removal rem = new Removal ();
if (node.NodeType == XmlNodeType.Attribute) {
XmlAttribute attr = node as XmlAttribute;
rem.OwnerNode = attr.OwnerElement;
rem.RemovedNode = node;
attr.OwnerElement.RemoveAttributeNode (attr);
return false;
} else {
rem.OwnerNode = node.ParentNode;
rem.NextSibling = node.NextSibling;
rem.RemovedNode = node;
node.ParentNode.RemoveChild (node);
return rem.NextSibling != null;
}
}
