public void TriggerChanged(NotifyingSortedSet <TItem> oldValue, NotifyingSortedSet <TItem> newValue)
{
if (this.Changed == null)
{
return;
}
ChangTransaction.Perform(delegate(ChangTransaction t)
{
ValueChangingEventArgs <NotifyingSortedSet <TItem> > e =
new ValueChangingEventArgs <NotifyingSortedSet <TItem> >(oldValue, newValue, t);
this.Changed(this, e);
});
}
public Store(string memId)
{
MemberId = memId;
_ships = new Dictionary <int, Ship>();
_logbookSequence = new NotifyingSortedSet <ulong>();
BasicInfo = new BasicInfo(this);
Settings = new Settings();
Weekbook = new Weekbook(this);
_logbookSequence.Add(0);
Ships = new ShipsAccessor(this);
Logbooks = new LogbookAccessor(this);
LogbookSequence = new NotifyingReadOnlyCollectionWrapper <ulong>(_logbookSequence, _logbookSequence);
}
public bool TriggerChanging(NotifyingSortedSet <TItem> oldValue, NotifyingSortedSet <TItem> newValue)
{
if (this.Changing == null)
{
return(true);
}
return(ChangTransaction.Perform(delegate(ChangTransaction t)
{
ValueChangingEventArgs <NotifyingSortedSet <TItem> > e =
new ValueChangingEventArgs <NotifyingSortedSet <TItem> >(oldValue, newValue, t);
this.Changing(this, e);
return !e.Cancel;
}));
}
public bool SetValue(NotifyingSortedSet <TItem> collection)
{
if (this._collection == collection)
{
return(true);
}
if (!this.TriggerChanging(this._collection, collection))
{
return(false); // Veto
}
NotifyingSortedSet <TItem> oldValue = this._collection;
if (this._collection != null)
{
this._collection.Changed -= new CollectionChangedEventHandler(this.TriggerCollectionChanged);
}
this._collection = collection;
if (this._collection != null)
{
this._collection.Changed += new CollectionChangedEventHandler(this.TriggerCollectionChanged);
}
this.TriggerChanged(oldValue, collection);
return(true);
}