Пример #1
0
        public virtual StateEntry SnapshotAndSubscribe([NotNull] StateEntry entry)
        {
            var entityType = entry.EntityType;

            if (entityType.UseEagerSnapshots)
            {
                entry.OriginalValues.TakeSnapshot();
                entry.RelationshipsSnapshot.TakeSnapshot();
            }
            else
            {
                foreach (var navigation in entityType.Navigations.Where(n => n.IsNonNotifyingCollection(entry)))
                {
                    entry.RelationshipsSnapshot.TakeSnapshot(navigation);
                }
            }

            var changing = entry.Entity as INotifyPropertyChanging;

            if (changing != null)
            {
                changing.PropertyChanging += (s, e) =>
                {
                    var property = TryGetPropertyBase(entityType, e.PropertyName);
                    if (property != null)
                    {
                        _notifier.PropertyChanging(entry, property);
                    }
                };
            }

            var changed = entry.Entity as INotifyPropertyChanged;

            if (changed != null)
            {
                changed.PropertyChanged += (s, e) =>
                {
                    var property = TryGetPropertyBase(entityType, e.PropertyName);
                    if (property != null)
                    {
                        _notifier.PropertyChanged(entry, property);
                    }
                };
            }

            return(entry);
        }
Пример #2
0
        public virtual StateEntry SnapshotAndSubscribe([NotNull] StateEntry entry)
        {
            var entityType = entry.EntityType;

            if (!entityType.UseLazyOriginalValues)
            {
                entry.OriginalValues.TakeSnapshot();
                entry.RelationshipsSnapshot.TakeSnapshot();
            }

            var changing = entry.Entity as INotifyPropertyChanging;

            if (changing != null)
            {
                changing.PropertyChanging += (s, e) =>
                {
                    var property = TryGetPropertyBase(entityType, e.PropertyName);
                    if (property != null)
                    {
                        _notifier.PropertyChanging(entry, property);
                    }
                };
            }

            var changed = entry.Entity as INotifyPropertyChanged;

            if (changed != null)
            {
                changed.PropertyChanged += (s, e) =>
                {
                    var property = TryGetPropertyBase(entityType, e.PropertyName);
                    if (property != null)
                    {
                        _notifier.PropertyChanged(entry, property);
                    }
                };
            }

            return(entry);
        }