/// <summary>
/// Deregisters graphical element.
/// </summary>
public void Deregister(GraphicalElement element)
{
rootElements.Remove(element);
element.HandleDeregistration();
foreach (GraphicalElement child in element.Children.ToList())
{
Deregister(child);
}
}
/// <summary>
/// Deregisters graphical element.
/// </summary>
public void Deregister(GraphicalElement element)
{
// Don't execute callback if element wasn't registered in a first place (or if Remove(element) was called twice).
if (elements.Remove(element))
{
element.HandleDeregistration();
}
foreach (GraphicalElement child in element.Children.ToList())
{
Deregister(child);
}
}