/// <summary>
/// Returns:
/// XmlNodeOrder.Unknown -- This navigator and the "other" navigator are not of the same type, or the
/// navigator's are not positioned on nodes in the same document.
/// XmlNodeOrder.Before -- This navigator's current node is before the "other" navigator's current node
/// in document order.
/// XmlNodeOrder.After -- This navigator's current node is after the "other" navigator's current node
/// in document order.
/// XmlNodeOrder.Same -- This navigator is positioned on the same node as the "other" navigator.
/// </summary>
public override XmlNodeOrder ComparePosition(XPathNavigator other)
{
XPathDocumentNavigator that = other as XPathDocumentNavigator;
if (that != null)
{
XPathDocument thisDoc = _pageCurrent[_idxCurrent].Document;
XPathDocument thatDoc = that._pageCurrent[that._idxCurrent].Document;
if ((object)thisDoc == (object)thatDoc)
{
int locThis = GetPrimaryLocation();
int locThat = that.GetPrimaryLocation();
if (locThis == locThat)
{
locThis = GetSecondaryLocation();
locThat = that.GetSecondaryLocation();
if (locThis == locThat)
{
return(XmlNodeOrder.Same);
}
}
return((locThis < locThat) ? XmlNodeOrder.Before : XmlNodeOrder.After);
}
}
return(XmlNodeOrder.Unknown);
}
public override XmlNodeOrder ComparePosition(XPathNavigator other)
{
XPathDocumentNavigator navigator = other as XPathDocumentNavigator;
if (navigator != null)
{
XPathDocument document = this.pageCurrent[this.idxCurrent].Document;
XPathDocument document2 = navigator.pageCurrent[navigator.idxCurrent].Document;
if (document == document2)
{
int primaryLocation = this.GetPrimaryLocation();
int secondaryLocation = navigator.GetPrimaryLocation();
if (primaryLocation == secondaryLocation)
{
primaryLocation = this.GetSecondaryLocation();
secondaryLocation = navigator.GetSecondaryLocation();
if (primaryLocation == secondaryLocation)
{
return(XmlNodeOrder.Same);
}
}
if (primaryLocation >= secondaryLocation)
{
return(XmlNodeOrder.After);
}
return(XmlNodeOrder.Before);
}
}
return(XmlNodeOrder.Unknown);
}
