private void RegisterExitEvent()
{
if (!_eventRegistered)
{
var property = Type.GetType("System.AppDomain").GetRuntimeProperty("CurrentDomain");
var currentDomain = property.GetValue(null);
EventUtilities.RegisterEvent(currentDomain, "ProcessExit", (sender, args) => WriteConfiguration());
_eventRegistered = true;
}
}
private void TrackCollection()
{
if (InternalCollection is INotifyCollectionChanged items)
{
var collection = items;
_itemsChangedHandler = EventUtilities.RegisterEvent <TrackableCollection <TItem>, NotifyCollectionChangedEventHandler, NotifyCollectionChangedEventArgs>(
this,
h => collection.CollectionChanged += h,
h => collection.CollectionChanged -= h,
h => (o, e) => h(o, e),
(subscriber, s, e) => subscriber.OnOriginalCollectionChanged(s, e));
}
}
private void RegisterEvent(TItem item)
{
if (_events.ContainsKey(item))
{
return;
}
if (item is INotifyPropertyChanged i)
{
var handler = EventUtilities.RegisterEvent <TrackableCollection <TItem>, PropertyChangedEventHandler, PropertyChangedEventArgs>(
this,
h => i.PropertyChanged += h,
h => i.PropertyChanged -= h,
h => (o, e) => h(o, e),
(subscriber, s, e) => subscriber.OnCollectionItemPropertyChanged(s, e));
_events.Add(item, handler);
}
}
