private static void FillTreeKeys(TreeView treeview, DicomDataSet ds, DicomElement ParentKeyElement, TreeNode ParentNode)
{
DicomElement CurrentKeyElement, CurrentKeyChildElement;
TreeNode node;
string name;
string temp = "";
if (ParentKeyElement == null)
{
CurrentKeyElement = ds.GetFirstKey(null, true);
}
else
{
CurrentKeyElement = ds.GetChildKey(ParentKeyElement);
}
// Add the keys to the TreeView
while (CurrentKeyElement != null)
{
// Get key name
temp = ds.GetKeyValueString(CurrentKeyElement);
if ((temp != null) || (temp == ""))
{
name = temp;
}
else
{
name = "UNKNOWN";
}
// Add at root or beneath its parent
if (ParentNode == null)
{
node = treeview.Nodes.Add(name);
}
else
{
node = ParentNode.Nodes.Add(name);
}
node.Tag = CurrentKeyElement;
// Add the current key's non-key child elements
CurrentKeyChildElement = ds.GetChildElement(CurrentKeyElement, true);
while (CurrentKeyChildElement != null)
{
FillKeySubTree(treeview, ds, CurrentKeyChildElement, node, false);
CurrentKeyChildElement = ds.GetNextElement(CurrentKeyChildElement, true, true);
}
// Recursively add child keys
if (ds.GetChildKey(CurrentKeyElement) != null)
{
FillTreeKeys(treeview, ds, CurrentKeyElement, node);
}
CurrentKeyElement = ds.GetNextKey(CurrentKeyElement, true);
}
}
