private void UnregisterHandlerInternal(DependencyObject target, RoutedEvent routedEvent)
{
EventHandlerObjectInfo eh = registeredHandlers.FirstOrDefault(rh => rh.Target == target && rh.Event == routedEvent);
if (eh != null)
{
registeredHandlers.Remove(eh);
}
}
private void RegisterHandlerInternal(DependencyObject target, RoutedEvent routedEvent, Action <object, RoutedEventArgs> routedEventHandler)
{
if (Target == null)
{
return;
}
if (!registeredEvents.Contains(routedEvent))
{
Target.AddHandler(routedEvent, new RoutedEventHandler(LocalEventHandler));
registeredEvents.Add(routedEvent);
}
EventHandlerObjectInfo eh = registeredHandlers.FirstOrDefault(rh => rh.Target == target && rh.Event == routedEvent);
if (eh != null)
{
return;
}
eh = new EventHandlerObjectInfo()
{
Event = routedEvent, Target = target, Handler = routedEventHandler
};
registeredHandlers.Add(eh);
}
