/// <summary>
/// Notifies the client that its Control has been deactivated. Deactivation occurs when
/// another Control or "host" Control gets focus.</summary>
/// <param name="control">Client Control that was deactivated</param>
/// <remarks>This method is only called by IControlHostService if the Control was previously
/// registered for this IControlHostClient.</remarks>
public virtual void Deactivate(Control control)
{
if (!IsUs(control))
{
return;
}
ContextRegistry.RemoveContext(this);
}