string GetDefaultBoundText()
{
if (hierarchyData != null)
{
return(hierarchyData.ToString());
}
else if (dataItem != null)
{
return(dataItem.ToString());
}
else
{
return(string.Empty);
}
}
// </Snippet3>
// <Snippet2>
// Print out the current data node, then iterate through its
// children and do the same.
private void PrintFullChildNodeInfo(IHierarchyData node)
{
string whitespace = " ";
string br = "<BR>";
Response.Write(node.ToString() + br);
Response.Write(whitespace + node.Path + br);
// Check for specific types and perform extended functions.
if (node.Type == "SiteMapNode")
{
// Because SiteMapNode implements the IHierarchyData interface,
// the IHierarchyData object can be cast directly as a SiteMapNode,
// rather than accessing the Item property for the object that
// the Type property identifies.
SiteMapNode siteNode = node.Item as SiteMapNode;
Response.Write(whitespace + siteNode.Url + br);
Response.Write(whitespace + siteNode.Description + br);
}
else if (node.Type == "SomeBusinessObject")
{
// If the IHierarchyData instance is a wrapper class on a business
// object of some kind, you can retrieve the business object by using
// the IHierarchyData.Item property.
// SomeBusinessObject busObj = node.Item as SomeBusinessObject;
}
if (node.HasChildren)
{
IEnumerator children = ((IHierarchicalEnumerable)node.GetChildren()).GetEnumerator();
while (children.MoveNext())
{
// Print out SiteMapNode Titles recursively.
IHierarchyData hierarchicalNode = node.GetChildren().GetHierarchyData(children.Current);
PrintFullChildNodeInfo(hierarchicalNode);
}
}
}
