private UniversalEventHandle(Binding binding, UniversalEventCallback callback)
{
if (binding == null)
{
throw new ArgumentNullException("binding");
}
if (callback == null)
{
throw new ArgumentNullException("callback");
}
this.UniversalEventType = UniversalEventType.PropertyChange;
this.PropertyChangedHandle = PropertyChangedHandle.GetDistinctInstance(binding, this.OnPropertyChanged);
this.Callback = callback;
this.hashCode = HashCodeOperations.Combine(this.PropertyChangedHandle, callback);
}
private UniversalEventHandle(object source, EventInfo eventInfo, UniversalEventCallback callback)
{
if (eventInfo == null)
{
throw new ArgumentNullException("eventInfo");
}
if (callback == null)
{
throw new ArgumentNullException("callback");
}
this.UniversalEventType = UniversalEventType.Event;
this.EventInfo = eventInfo;
GenericAction.AddGenericEventHandler(source, eventInfo, this.OnEventChanged);
this.Callback = callback;
this.hashCode = HashCodeOperations.Combine(source ?? 0, eventInfo, callback);
}
public static UniversalEventHandle GetInstance(Binding binding, UniversalEventCallback callback)
{
return(DistinctInstanceProvider <UniversalEventHandle> .Instance.GetDistinctInstance(new UniversalEventHandle(binding, callback)));
}
public static UniversalEventHandle GetInstance(object source, EventInfo eventInfo, UniversalEventCallback callback)
{
return(DistinctInstanceProvider <UniversalEventHandle> .Instance.GetDistinctInstance(new UniversalEventHandle(source, eventInfo, callback)));
}