private void FisherCollection_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
TypeOfChange c = TypeOfChange.Added;
EditSuccess = false;
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
{
int newIndex = e.NewStartingIndex;
Fisher newFisher = FisherCollection[newIndex];
if (Fishers.Add(newFisher))
{
CurrentEntity = newFisher;
EditSuccess = true;
}
}
break;
case NotifyCollectionChangedAction.Remove:
{
List <Fisher> tempListOfRemovedItems = e.OldItems.OfType <Fisher>().ToList();
if (Fishers.Delete(tempListOfRemovedItems[0]))
{
EditSuccess = true;
CurrentEntity = null;
}
c = TypeOfChange.Deleted;
}
break;
case NotifyCollectionChangedAction.Replace:
{
List <Fisher> tempList = e.NewItems.OfType <Fisher>().ToList();
if (Fishers.Update(tempList[0]))
{
EditSuccess = true;
CurrentEntity = tempList[0];
}
c = TypeOfChange.Edited;
}
break;
}
if (EditSuccess && EntitiesChanged != null)
{
EntitiesChangedEventArg ece = new EntitiesChangedEventArg
{
TypeOfChange = c,
Entity = CurrentEntity
};
EntitiesChanged(this, ece);
}
}
public int NextRecordNumber()
{
int rv;
if (FisherCollection.Count == 0)
{
rv = 1;
}
else
{
rv = Fishers.MaxRecordNumber() + 1;;
}
return(rv);
}
