|
public RemoveAttributeNode ( |
||
| oldAttr | ||
| return | ||
private void Munge(XmlElement el)
{
XmlAttribute cond = GetConditional(el);
if (cond != null)
{
if (!new XppParser(cond.Value).Evaluate(this))
{
el.ParentNode.RemoveChild(el);
return;
}
else
{
el.RemoveAttributeNode(cond);
}
}
XmlNodeList nodes = el.ChildNodes;
XmlNode[] children = new XmlNode[nodes.Count];
for (int i = 0; i < children.Length; i++)
children[i] = nodes[i];
foreach (XmlNode child in children)
{
if (child is XmlElement)
Munge((XmlElement)child);
}
}
private void SortAttributesAttributes(XmlElement el)
{
ArrayList al = new ArrayList();
foreach (XmlAttribute a in el.Attributes)
al.Add(a.Name);
al.Sort();
string[] names = (string[])al.ToArray(typeof(string));
al.Clear();
foreach (string name in names)
al.Add(el.RemoveAttributeNode(
el.GetAttributeNode(name)));
foreach (XmlAttribute a in al)
// Exclude xmlns="" here.
if (a.Name != "xmlns")// || a.Value != String.Empty)
el.SetAttributeNode(a);
}
private void OnDataTableRowRollback(DataRowChangeEventArgs args)
{
if (!raiseDataSetEvents)
{
return;
}
bool escapedRaiseDocumentEvents = raiseDocumentEvents;
raiseDocumentEvents = false;
try {
DataRow r = args.Row;
XmlElement el = GetElementFromRow(r);
if (el == null)
{
return;
}
DataTable tab = r.Table;
ArrayList al = new ArrayList();
foreach (XmlAttribute attr in el.Attributes)
{
DataColumn col = tab.Columns [XmlHelper.Decode(attr.LocalName)];
if (col != null)
{
if (r.IsNull(col))
{
// should be removed
al.Add(attr);
}
else
{
attr.Value = r [col].ToString();
}
}
}
foreach (XmlAttribute attr in al)
{
el.RemoveAttributeNode(attr);
}
al.Clear();
foreach (XmlNode child in el.ChildNodes)
{
if (child.NodeType == XmlNodeType.Element)
{
DataColumn col = tab.Columns [XmlHelper.Decode(child.LocalName)];
if (col != null)
{
if (r.IsNull(col))
{
al.Add(child);
}
else
{
child.InnerText = r [col].ToString();
}
}
}
}
foreach (XmlNode n in al)
{
el.RemoveChild(n);
}
} finally {
raiseDocumentEvents = escapedRaiseDocumentEvents;
}
}
