public DescendentsWalker(TreeWalkPriority priority, VisitedCallback <T> callback, T data)
: base(priority)
{
_callback = callback;
_data = data;
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
/// <summary>
/// Creates an instances of PrePostDescendentsWalker.
/// </summary>
/// <param name="priority">specifies which tree should be visited first</param>
/// <param name="preCallback">the callback to be called before a node's children are visited</param>
/// <param name="postCallback">the callback to be called after a node's children are visited</param>
/// <param name="data">the data passed to each callback</param>
public PrePostDescendentsWalker(TreeWalkPriority priority, VisitedCallback <T> preCallback, VisitedCallback <T> postCallback, T data) :
base(priority, preCallback, data)
{
_postCallback = postCallback;
}
public DescendentsWalker(TreeWalkPriority priority, VisitedCallback <T> callback) :
this(priority, callback, default(T))
{
// Forwarding
}