public static XmlElement GetElementByAttribute(XmlElement parent,
string elementName,
string attributeName,
string attributeValue,
bool filtered)
{
if (parent == null || elementName == null || attributeName == null ||
attributeValue == null)
{
return(null);
}
// TODO: Implement better filtering in the xpath expression so that the multiple steps of operations are not necessary
XmlElement element = null;
string xPath = elementName + "[@" + attributeName + "=\"" + attributeValue + "\"]";
if (filtered)
{
FilteredElementList list = new FilteredElementList(parent.SelectNodes(xPath));
IEnumerator enumerator = list.GetEnumerator();
if (enumerator.MoveNext())
{
element = (XmlElement)enumerator.Current;
}
}
else
{
element = (XmlElement)parent.SelectSingleNode(xPath);
}
return(element);
}
public static XmlElement GetElementByAttribute( XmlElement parent,
string elementName,
string attributeName,
string attributeValue,
bool filtered )
{
if ( parent == null || elementName == null || attributeName == null ||
attributeValue == null ) {
return null;
}
// TODO: Implement better filtering in the xpath expression so that the multiple steps of operations are not necessary
XmlElement element = null;
string xPath = elementName + "[@" + attributeName + "=\"" + attributeValue + "\"]";
if ( filtered ) {
FilteredElementList list = new FilteredElementList( parent.SelectNodes( xPath ) );
IEnumerator enumerator = list.GetEnumerator();
if ( enumerator.MoveNext() ) {
element = (XmlElement) enumerator.Current;
}
}
else {
element = (XmlElement) parent.SelectSingleNode( xPath );
}
return element;
}
/// <summary>
/// Builds an array of XmlElements from an XmlNodeList
/// </summary>
/// <param name="list">an XmlNodeList</param>
/// <param name="filter">If true, returns only the elements with an "enabled" property set to "True" or "Yes"</param>
/// <returns>the array of elements</returns>
/// <remarks>
/// If there are no elements in the list or that are enabled, an empty array will be returned
/// </remarks>
public static XmlElement[] ElementArrayFromNodeList( XmlNodeList list,
bool filter )
{
ArrayList v = new ArrayList();
IEnumerator enumerator;
if ( filter ) {
enumerator = new FilteredElementList( list ).GetEnumerator();
}
else {
enumerator = list.GetEnumerator();
}
while ( enumerator.MoveNext() ) {
v.Add( enumerator.Current );
}
return (XmlElement []) v.ToArray( typeof ( XmlElement ) );
}
/// <summary>
/// Builds an array of XmlElements from an XmlNodeList
/// </summary>
/// <param name="list">an XmlNodeList</param>
/// <param name="filter">If true, returns only the elements with an "enabled" property set to "True" or "Yes"</param>
/// <returns>the array of elements</returns>
/// <remarks>
/// If there are no elements in the list or that are enabled, an empty array will be returned
/// </remarks>
public static XmlElement [] ElementArrayFromNodeList(XmlNodeList list,
bool filter)
{
ArrayList v = new ArrayList();
IEnumerator enumerator;
if (filter)
{
enumerator = new FilteredElementList(list).GetEnumerator();
}
else
{
enumerator = list.GetEnumerator();
}
while (enumerator.MoveNext())
{
v.Add(enumerator.Current);
}
return((XmlElement [])v.ToArray(typeof(XmlElement)));
}
