/// <summary>
/// Called when the user selects a label in the object tree view.
/// </summary>
/// <param name = "label"></param>
private void TreeViewSelectedLabel(Node label)
{
// Store the current selected level
_currentLabel = label;
if (label == null)
{
return;
}
TreeViewHoverLabel(label);
// Display the shape properties in the property grid, even if it is not a visible element
_wpfPropertyView.OnSelectNode(label);
_nodeSelectInput.OnSelect(label);
_view.Update();
}